WO2020088553A1 - Iron rack used for stand assist recliner and operating method therefor - Google Patents

Abstract

An iron rack used for a stand assist recliner and an operating method therefor, wherein the iron rack used for a stand assist recliner comprises an inclined bracket (5), a base rack (6), an extending bracket (1), a rotating bar (2), an upper rack assembly and a first electric push bar (24); two sides of a middle part of the inclined bracket (5) are hinged with and cooperate with the base rack (6) such that a tail end of the inclined bracket (5) overlaps a tail end of the base rack (6); a front end of the base rack (6) overlaps at a front end of the inclined bracket (5); a tail end of the upper rack assembly is hinged with and cooperates with the tail end of the base rack (6); the rotating bar (2) is disposed above a front end of the upper rack assembly, and two ends of the rotating bar (2) drive and cooperate with the extending bracket (1); a front end of the upper rack assembly is provided with a stand assist stop block (83), and a lower side of an end part of the rotating bar (2) is provided with a stand assist bracket (23) that fits the stand assist stop block (83); a tail part of the upper rack assembly is further provided with a rotating bar limiting stop block (81); a front end of the first electric push bar (24) is hinged with and cooperates with a middle part of the rotating bar (2), and a tail end of the first electric push bar (24) is hinged with and cooperates with the tail end of the inclined bracket (5) so that the first electric push bar (24) is obliquely arranged between the rotating bar (2) and the inclined bracket (5).

Description

Iron stand for auxiliary station type recliner and working method thereof Technical field

The invention relates to the technical field of sofa accessories and equipment, in particular to an iron stand for an auxiliary station type recliner and a working method thereof.

Background technique

The recliner is already a necessary furniture for many families. With the continuous improvement of people's living standards, electric recliner sofas have gradually entered ordinary families. The electric recliner sofa is a sofa that can lie down automatically with electricity. The surface is generally covered with high-quality real cowhide, filled with high-grade sponge in the middle, and the main structure is supported by the retractable iron frame of the recliner, which is fashionable and beautiful. Widely used in homes, companies and other places. The emergence of the electric sofa recliner can be said to have opened up a new chapter in the leisure industry and the furniture industry. The electric sofa recliner has the practicality of furniture and the leisure type of the leisure industry. The design of high-tech automation can perfect these three Combined together.

The existing recliner iron frame generally has a lying, tilting, and sitting posture. There are many recliner iron frames with the above functions, such as the Chinese patent authorization announcement number CN202892335U, CN203538831U, CN203314481U, etc. The recliner iron described in the above patent documents The frame does not have the function of assisting standing. For some elderly people and people with disabilities, there are many inconveniences in use. In order to improve the above defects, China ’s authorized patent announcement number CN203986974U discloses a dual-motor-driven recliner mechanism, including: a base, The base is provided with a first driving head, a second driving head, a tail adjusting bracket assembly and a middle adjusting bracket assembly. The first driving head drives the tail adjusting bracket to be in a vertical state, a lying state or an inclined state. The middle adjustment bracket assembly is connected with a front adjustment link part, the second drive head drives the middle adjustment bracket assembly to move up and down to be upright or lying, and drives the front adjustment link part to open State or retracted state, the front adjustment link part is retracted by the tail adjustment bracket assembly when in the retracted state Tight, in the opened state is released aft adjustable bracket assembly. The double-motor-driven recliner mechanism can realize the functions of extending and contracting the footrest of the recliner, raising and lowering the recliner frame, and tilting and erecting the backrest. For some special users, it is necessary to realize a lying state with the head down and the foot high on the recliner, so as to accelerate the blood flow from the feet to the head, or to achieve other corresponding purposes. The existing recliner structure cannot achieve the above functions.

Summary of the invention

The technical problem to be solved by the present invention is to provide an iron stand for an auxiliary station type recliner with a simple structure and realizing the functions of head, feet, feet and heights, and a working method thereof.

In order to solve the above technical problems, the iron frame for the station-type recliner provided by the present invention includes: a tilting bracket, a bottom frame, a telescopic bracket, a rotating rod, an upper frame assembly, and a first electric push rod. The bottom frame is hingedly matched so that the rear end of the tilt frame overlaps the rear end of the bottom frame, and the front end of the bottom frame overlaps the front end of the tilt frame; the rear end of the upper frame assembly and the rear end of the bottom frame Articulated fit, the rotating rod is arranged above the front part of the upper rack assembly, both ends of the rotating rod are drive-fitted with the telescopic support, the front end of the upper rack assembly is provided with a station stop, the rotating rod The lower side of the end is provided with an auxiliary station bracket adapted to the auxiliary station stop, the rear part of the upper rack assembly is further provided with a rotary lever limit stop, the front end of the first electric push rod and the middle of the rotary lever Articulated fit, the tail end of the first electric push rod is hingedly matched with the tail end of the tilt bracket so that the first electric push rod is tilted between the rotating rod and the tilt bracket; during assembly, the first electric push rod is in In the initial state, the footrest extends The component is in the retracted state, and the tilt bracket and the bottom frame are set horizontally; when the first electric push rod is retracted, the rotating rod moves in the direction of the rotating lever limit stop, and the rotating rod drives the footrest telescopic assembly to expand to form a flat lying state; the rotating rod moves When it comes into contact with the limit stop of the rotating rod, the footrest telescopic assembly no longer stretches, the first electric push rod continues to contract, and the first electric push rod pulls the rear end of the tilt bracket upward, so that the front end of the tilt bracket forms a support and a bottom The front end of the rack is upturned to form a state of upturned lying; when the first electric push rod is extended, the tilting bracket and the footrest telescopic assembly are reset, and the first electric push rod continues to extend diagonally upward so that the auxiliary station support and the auxiliary station stop When the blocks contact, the auxiliary station bracket drives the upper shelf assembly to rotate around its rear end to form the auxiliary station posture.

Further, the upper rack assembly includes an H-shaped bracket, an inclined link, and an auxiliary station link. The bottom end of the bottom frame is fixedly provided with a bottom frame upright support, and the H-shaped bracket includes an H-shaped bracket horizontal support and a fixed setting H-type bracket side braces at both ends of the H-type bracket cross braces, the tail ends of the H-type brace side braces are hingedly matched with the bottom of the underframe stand braces, and the tail ends of the connecting rods of each auxiliary station are fixedly provided with standing braces The front end of the side bracket of the H-shaped bracket is hingedly matched with the bottom of the standing support, the rear end of each inclined link is hingedly matched with the top of the corresponding stand support, and the front end of the inclined link is in the middle of the standing support It is hinged and matched so that the H-shaped bracket side support, standing support support, inclined link, and underframe stand support form a quadrilateral structure.

Further, the telescopic support includes symmetrically arranged two side supports, a front end of each side support is provided with a retractable footrest assembly, a rear end of each side support is provided with a retractable backrest assembly, and a middle support of each side support is provided with a side support drive assembly , The front end of each side support is also provided with a support link, the top end of the support link is hinged to the side support, the bottom end of the support link is hinged to the standing support; the two ends of the rotating rod are fixed respectively A rotating connecting rod is provided, and a fixed connecting rod is fixedly arranged on the inner side of each side stay. The rotating connecting rod includes a front connecting end, a rear connecting end and a rotating connecting end distributed in a triangle shape. The rotating connecting end is connected to the fixed connecting rod. The bottom is hingedly engaged, and the front connecting end is in transmission coordination with the footrest telescopic assembly, so that the front connecting end can drive the footrest telescopic assembly to expand and contract when the rotating rod rotates.

Further, the iron frame for the station-assisted recliner further includes an armrest bracket, the armrest bracket includes an armrest bracket cross brace, and armrest bracket side braces fixed at both ends of the armrest bracket cross brace. Connecting rod, one end of the armrest link is hingedly matched with the side support of the armrest bracket, and the other end is hingedly matched with the outside of the side support, and both ends of the armrest support cross brace are placed under the middle of the side support , The two ends of the armrest bracket cross braces are fixedly connected to the auxiliary station connecting rod, the armrest bracket cross braces are in transmission cooperation with the side brace drive assembly, and the side brace drive assembly is connected with the rear connecting end of the rotating link Transmission coordination, so that the side support driving assembly can be moved by the rear connecting end when the rotating rod rotates.

Further, the side support driving assembly includes a first connecting rod and a second connecting rod that are distributed in an inverted A shape. The two ends of the armrest bracket cross brace are fixedly provided with pushing links, and the top end of the first connecting rod is The side stays are hingedly engaged, the tail end of the first link is hingedly engaged with the bottom end of the second link, the top end of the second link is hingedly engaged with the rear connection end, the first The middle part of the connecting rod is hingedly matched with the tail end of the pushing link, so that the rotating rod can drive the side support driving assembly and the telescopic bracket to move.

Further, the footrest telescopic assembly includes a first footrest link and a second footrest link provided in parallel, a third footrest link and a fourth footrest link provided in parallel, a footrest front support, and a footrest A transmission rod, the tail ends of the first footrest link and the second footrest link are hingedly engaged with the front end of the side support, and the tail end of the third footrest link is first connected with the footrest The front end of the rod is hingedly engaged, the rear end of the fourth link of the footrest is hingedly engaged with the front end of the second link of the footrest, the front end of the third link of the footrest, the fourth link of the footrest and the shelf The front support of the footrest is hingedly matched. The middle of the first link of the footrest is provided with a footrest rotation pin, and the middle of the fourth link of the footrest is hingedly engaged with the footrest rotation pin. The tail end is hingedly engaged with the front connecting end of the rotating link, and the front end of the footrest driving link is hingedly engaged with the second link of the footrest, so that the rotating link can drive the footrest to drive The connecting rod and the footrest rotation pin move to realize the footrest Link and a second link footrest, the footrest third link and the fourth link modification telescopic footrest.

Further, the backrest telescopic assembly includes a backrest first link, a backrest second link, and a backrest third link. The bottom end of the backrest first link is fixedly connected to the tail end of the side support, and the backrest The top end of the first link is hingedly engaged with the front end of the second link of the backrest, the rear end of the second link of the backrest is hingedly engaged with the top end of the third link of the backrest, between the third links of the backrest The backrest cross brace is fixedly arranged, and when the backrest cross brace moves, the first backrest link, the second backrest link, and the third backrest link can be driven to expand and contract.

Further, the iron frame for the stand-assisted recliner further includes a second electric push rod, the front end of the second electric push rod is hingedly engaged with the middle of the rotating rod, and the rear end of the second electric push rod is connected to the back The middle part of the cross brace is hingedly engaged, so that the second electric push rod can drive the backrest telescopic assembly to expand and contract.

Further, pads are provided on both sides of the rear end of the chassis and on both sides of the front end of the chassis, and rollers are provided on both sides of the front end of the inclined bracket.

The working method of the iron stand for the auxiliary station chair includes the following steps:

A. Sitting position: The first electric push rod is in the initial state, the tilting bracket and the bottom frame are in the horizontal state, and the footrest telescopic assembly is in the retracted state, which can realize the sitting position.

B. Lying posture: starting the first electric push rod causes the first electric push rod to contract, and the contraction of the first electric push rod drives the rotating rod to move toward the limit stop of the rotating rod, and the rotating rod drives the rotating connecting rod to rotate, which is connected by the rotating The rod-driven footrest telescopic assembly expands to form a lying state; when the rotating rod moves to contact with the rotating rod limit stop, the footrest telescopic assembly no longer extends.

C. Upturned lying position: the first electric push rod continues to contract, and the rotation lever limit stop prevents the rotating rod from continuing to move. The first electric push rod pulls the rear end of the tilt bracket up, so that the front end of the tilt bracket forms a support, The front end of the chassis is upturned to form a state of lying up.

D. Station posture: when the first electric push rod is extended, the tilting bracket and the footrest telescopic assembly are reset, and the first electric push rod continues to extend diagonally upward so that the station support bracket contacts the station stop, and the station support bracket Drive the upper shelf assembly to rotate around its tail end to form a standing posture.

Technical effects of the invention: (1) Compared with the prior art, the iron frame for the stand-assisted recliner of the present invention is provided with a tilting bracket so that after the telescopic bracket is unfolded, the front end of the chassis can be lifted by the first electric push rod drive , The user can realize the function of lowering the head and height when lying down, which enriches the function of the iron frame; (2) the setting of the roller makes the front end of the tilting bracket slidingly cooperate with the ground to reduce the friction resistance; (3) has three The rotating connecting rod at the connecting end makes it possible to realize the three operation modes of a flat lying posture, a casual lying posture, and a standing posture with only one electric push rod. The structure is simple and the functions are rich.

BRIEF DESCRIPTION

The present invention will be further described in detail below in conjunction with the accompanying drawings of the specification:

FIG. 1 is a three-dimensional schematic structural view of an iron stand for a standing chair type recliner of the present invention;

2 is a schematic view of the structure of the iron stand for a standing chair of the present invention in a sitting position;

3 is a schematic structural view of an iron stand for a standing chair type reclining chair of the present invention in a flat lying state;

4 is a schematic view of the structure of the iron stand for a standing chair type reclining chair of the present invention in an upturned lying position

5 is a schematic structural view of an iron stand for an auxiliary station type recliner of the present invention in an auxiliary station state;

6 is a schematic diagram of an explosion structure of an iron stand for a standing chair of the present invention;

7 is a schematic view of a stereoscopic structure of a telescopic bracket and a rotating rod;

Figure 8 is a side view of the telescopic support;

9 is a schematic diagram of the assembly structure of the H-shaped bracket, the tilted bracket, the bottom frame, the tilted link, and the auxiliary station link,

Fig. 10 is an exploded schematic view of an H-shaped bracket, a tilted bracket, a bottom frame, a tilted link, and an auxiliary station link.

In the picture:

Telescopic support 1, side support 11,

Backrest first link 121, backrest second link 122, backrest third link 123, backrest cross brace 124, backrest connection bracket 125;

Turn the connecting rod 13, turn the connecting end 131, the front connecting end 132, the rear connecting end 133,

The first link 141, the second link 142,

Fixed link 15, support link 16, arm link 17,

Footrest first link 181, footrest second link 182, footrest third link 183, footrest fourth link 184, footrest front stay 185, footrest rotation pin 186, footrest transmission lever 187,

Rotating rod 2, first connecting frame 21, second connecting frame 22, auxiliary station support 23, first electric push rod 24, second electric push rod 25,

Armrest bracket 3, armrest bracket cross brace 31, armrest bracket side brace 32, push link 33,

H-shaped bracket 4, H-shaped bracket 41, H-shaped bracket 42,

Tilt bracket 5, tilt bracket front support 51, tilt bracket rear support 52, tilt bracket side support 53, hinge bracket 54, roller 55, limit stop 56,

Underframe 6, underframe front support 61, underframe rear support 62, underframe side support 63, underframe upright support 64, cushion 65,

Tilt link 7, auxiliary station link 8, rotary lever limit stop 81, standing support 82, standing stop 83.

detailed description

Embodiment 1 As shown in FIGS. 1 and 6, the iron frame for the stand-assisted recliner of this embodiment includes a tilting bracket 5, a bottom frame 6, a telescopic bracket 1, a rotating rod 2, an upper frame assembly, and a first electric push rod 24 、 第一 推杆 25 、 ambular bracket 3.

As shown in FIGS. 9 and 10, the underframe 6 includes an underframe front support 61, an underframe rear support 62, and two underframe side supports 63 placed on both sides. The two ends of the underframe front support 61 are respectively connected to the two underframes The front ends of the side braces 63 are welded and fixed. The two ends of the bottom bracket rear braces 62 are welded and fixed to the rear of the two bottom bracket side braces 63 to form a rectangular bottom bracket frame. The two ends of the bottom bracket rear braces 62 and the bottom bracket front braces The two ends of 61 are respectively provided with cushion blocks 65, so that the bottom frame 6 can be in contact with the ground by the cushion blocks 65; the rear portions of the two bottom frame side supports 63 are respectively provided with upwardly extending bottom frame standing supports 64.

As shown in FIGS. 9 and 10, the tilting bracket 5 includes a tilting bracket 5 including a tilting bracket front support 51, a tilting bracket rear support 52, and two tilting bracket side supports 53 placed on both sides, and both ends of the tilting bracket front support 51 Welded and fixed to the front ends of the two inclined bracket side braces 53 respectively, the two ends of the inclined bracket rear braces 52 are welded and fixed to the rear of the two inclined bracket side braces 53 to form a rectangular inclined bracket frame, and the two ends of the inclined bracket front braces 51 Rollers 55 are provided, and the middle and outer sides of the inclined bracket side stays 53 are hingedly engaged with the inner and middle sections of the underframe side stays 63, and the two ends of the inclined bracket rear stays 52 are protrudingly provided with limit stops 56 to make the inclined bracket 5 tail The limit stop 56 at the end overlaps the underframe back support 62 at the rear end of the underframe 6, and the underframe front support 61 at the front end of the underframe 6 overlaps the front of the inclined bracket side support 53 of the inclined bracket 5. A hinged bracket 54 is provided in the middle of the rear support 52 of the inclined bracket.

As shown in FIGS. 9 and 10, the upper rack assembly includes an H-shaped bracket 4, a pair of inclined links 7, a pair of auxiliary station links 8, the H-shaped bracket 4 includes an H-shaped bracket cross brace 41 and is fixedly arranged at the H H-type support side supports 42 at both ends of the horizontal support 41, the tail ends of the H-type support side supports 42 are hingedly fitted with the bottoms of the corresponding underframe uprights 64, respectively 82, the front end of the H-shaped bracket side support 42 is hingedly matched with the bottom of the standing support 82, the rear end of each inclined link 7 is hingedly matched with the top end of the corresponding base stand 64, and the front end of the inclined link 7 is matched with the standing support 82 The central part of the hinge is hinged so that the H-shaped bracket side support 42, the standing support 82, the inclined link 7, and the underframe upright 64 form a quadrilateral structure.

As shown in FIGS. 7 and 8, the telescopic support 1 includes symmetrically arranged two side supports 11, the front end of each side support 11 is provided with a retractable footrest assembly, and the rear end of each side support 11 is provided with a retractable backrest assembly, each The side brace 11 is provided with a side brace drive assembly in the middle, and the rotating rod 2 is provided on the upper side of the front link 8 of the station. The connecting rod 15 and the rotating connecting rod 13 include a front connecting end 132, a rear connecting end 133 and a rotating connecting end 131 distributed in a triangle shape. The rotating connecting end 131 is hingedly engaged with the bottom of the corresponding fixed connecting rod 13. The front end of each side brace 11 is also provided with a bracket link 16, the top end of the bracket link 16 is hingedly fitted with the side brace 11, and the bottom end of the bracket link 16 is hingedly fitted with a standing support 82.

The footrest telescopic assembly includes a footrest first link 181 and a footrest second link 182, a footrest third link 183 and a footrest fourth link 184, a footrest front support 185, a footrest The trailing ends of the footboard driving rod 187, the first footrest link 181 and the second footrest link 182 are hingedly engaged with the front end of the side support 11, and the tail end of the third footrest link 183 and the first footrest link 181 The front end of the footrest is hingedly engaged, the rear end of the fourth footrest link 184 is hingedly engaged with the front end of the second footrest link 182, the front end of the third footrest link 183, the front end of the fourth footrest link 184 and the front support of the footrest 185 is hingedly matched, a footrest rotation pin 186 is provided in the middle of the first footrest link 181, a middle part of the footrest fourth link 184 is hingedly engaged with the footrest rotation pin 186, and the rear end of the footrest drive link 187 is connected with the rotation The front connecting end 132 of the lever 13 is hingedly engaged, and the front end of the footrest drive link 187 is hingedly engaged with the middle of the second footrest link 182, so that the rotating rod 2 and the rotation link 13 can drive the footrest drive link 187, The footrest rotation pin 186 moves to realize the first footrest link 181 The deformation of the second footrest link 182, the third footrest link 183, and the fourth footrest link 184 expands and contracts.

As shown in FIG. 6, the iron frame for the station-assisted recliner further includes an armrest bracket 3. The armrest bracket 3 includes an armrest bracket cross brace 31 and armrest bracket lateral braces 32 fixed at both ends of the armrest bracket brace 31. The armrest bracket lateral brace 32 An armrest link 17 is provided inside the front portion of the front portion, one end of the armrest link 17 is hingedly engaged with the armrest side support 32, and the other end is hingedly engaged with the outside of the side support 11, and both ends of the armrest support cross 31 are placed in the middle of the side support 11 Below, the two ends of the armrest bracket cross brace 31 are welded and fixed to the auxiliary station connecting rod 8, and the two ends of the armrest bracket cross brace 31 are fixedly provided with push links 33. The side brace drive assembly includes a first A-shaped distribution The link 141 and the second link 142, the top end of the first link 141 is hingedly engaged with the side stay 11, the tail end of the first link 141 is hingedly engaged with the bottom end of the second link 142, The top end is hingedly fitted with the rear connecting end 133, the middle portion of the first link 141 is hingedly fitted with the bottom end of the push link 33, and the armrest support cross 31 is placed between the push link 33 and the first link 141 to rotate The connecting rod 13 can drive the second connecting rod 142 to move, so that the rotating rod 2 can drive the side support driving assembly, Condensing holder 1 is moved.

A first connecting frame 21 and a second connecting frame 22 are provided in the middle of the rotating rod 2, the front end of the first electric push rod 24 is hingedly engaged with the first connecting frame 21, and the rear end of the first electric push rod 24 is coupled with the inclined support 52 The hinge bracket 54 on the upper part is hinged to cooperate, so that the first electric push rod is inclinedly arranged between the rotating rod and the inclined bracket, an auxiliary station stop 83 is arranged on the inner side of the standing support 82, and an auxiliary station is arranged on the lower side of the end of the rotating rod 2 The auxiliary station bracket 23 adapted to the stop 83, and the rear end of the auxiliary station connecting rod 8 is further provided with a rotary lever limit stop 81, and the auxiliary station stop 83 and the rotary lever limit stop 81 limit the rotary lever.

The backrest telescopic assembly includes a backrest first link 121, a backrest second link 122, and a backrest third link 123. The bottom end of the backrest first link 121 is hingedly engaged with the tail end of the side support 11, and the backrest first link 121 The top end of the backrest is hingedly engaged with the front end of the second link 122 of the backrest, and the rear end of the second link 122 of the backrest is hingedly engaged with the top end of the third link 123 of the backrest. , The middle part of the backrest support 124 is provided with a backrest connecting bracket 125, the front end of the second electric push rod 25 is hingedly fitted with the second connecting frame 22, and the rear end of the second power pusher 25 is connected with the backrest connecting bracket 125 in the middle of the backrest crossbar 124 It is hinged and matched so that the second electric push rod can drive the backrest telescoping assembly to expand and contract.

When assembling, the first electric push rod 24 is in the initial state, the footrest telescopic assembly is in the retracted state, the tilt bracket 5 and the bottom frame 6 are horizontally set; when the first electric push rod 24 is retracted, the rotation lever 2 moves toward the rotation lever limit stop Moving in the direction of 81, the rotating rod 2 drives the footrest telescopic assembly to expand to form a lying state; when the rotating rod 2 moves until the rotating rod 2 contacts the rotating rod limit stop 81, the footrest telescopic assembly no longer extends, the first electric push When the rod 24 continues to contract, the first electric push rod 24 pulls the rear end of the tilt bracket 5 upward, so that the front end of the tilt bracket 5 forms a support, and the front end of the bottom chassis 6 tilts up, forming a tilted lying state; the first electric push rod When 24 is extended, the tilting bracket 5 and the footrest telescopic assembly are reset, and the first electric push rod 24 continues to extend obliquely upward so that the auxiliary station bracket 23 contacts the auxiliary station stop 83, and the auxiliary station bracket 23 drives the upper rack assembly around it The tail rotates to form a standing posture.

Example 2

The working method of the iron stand for the auxiliary station chair includes the following steps:

A. Sitting position: The first electric push rod 24 is in the initial state, the tilting bracket 5 and the bottom frame 6 are in the horizontal state, and the telescopic assembly of the footrest is in the retracted state, which can realize the sitting position, as shown in FIG. 2.

B. Lying posture: starting the first electric push rod 24 causes the first electric push rod 24 to contract, and the contraction of the first electric push rod 24 causes the rotating rod 2 to move in the direction of the rotating rod limit stop 81, and the rotating rod 2 drives the rotating When the rod 13 rotates, the footrest telescopic assembly is driven to rotate by the connecting rod 13 to form a lying state; when the rotating rod 2 moves to contact with the rotation rod limit stop 81, the footrest telescopic assembly no longer extends.

C. Upturned lying position: the first electric push rod 24 continues to contract, and the rotary lever limit stop 81 prevents the rotating rod 2 from continuing to move, and the first electric push rod 24 pulls the rear end of the tilt bracket 5 up, so that the tilt bracket The front end of 5 forms a support, and the front end of the bottom frame 6 is upturned to form a state of lying up.

D. Station posture: When the first electric push rod 24 is extended, the tilting bracket 5 and the footrest telescopic assembly are reset, and the first electric push rod 24 continues to extend diagonally upward so that the auxiliary station bracket 23 and the standing support 82 The auxiliary station stop 83 contacts, and the auxiliary station bracket 23 drives the inclined link 7 and the H-shaped bracket 4 in the upper frame assembly to rotate upward around the bottom of the base stand 64, and at the same time, the rotating link 13 pulls the first link 141, the first The two connecting rods 142 move to move the armrest bracket 3, the side support 11, and the auxiliary station connecting rod 8, so that the rear end of the armrest bracket 3 is raised, the side support 11 rotates around the support link 16, the backrest assembly is raised, and the auxiliary station connecting rod 8 Raise up to form a standing posture.

Obviously, the above examples are only examples for clearly illustrating the present invention, rather than limiting the embodiments of the present invention. For those of ordinary skill in the art, other different forms of changes or changes can be made based on the above description. There is no need to exhaustively list all implementations. However, these obvious changes or changes derived from the spirit of the present invention are still within the protection scope of the present invention.

Claims (10)

An iron stand for an auxiliary station-type recliner, characterized by an inclined bracket, an underframe, a telescopic bracket, a rotating rod, an upper frame assembly, a first electric push rod, and both sides of the middle of the inclined bracket are hingedly matched with the underframe , So that the rear end of the tilting bracket overlaps the rear end of the bottom frame, and the front end of the bottom frame overlaps the front end of the tilting bracket; the rear end of the upper frame assembly is hingedly engaged with the rear end of the bottom frame, and the rotation The rod is arranged above the front part of the upper rack assembly, and both ends of the rotating rod are driven to cooperate with the telescopic support, the front end of the upper rack assembly is provided with a station stop, and the lower end of the rotating rod is provided with The auxiliary station bracket matched with the auxiliary station stop block, the tail part of the upper rack assembly is further provided with a rotary lever limit stop, the front end of the first electric push rod is hingedly engaged with the middle part of the rotary lever, and the first The tail end of an electric push rod is hingedly matched with the tail end of the tilt bracket, so that the first electric push rod is tilted between the rotating rod and the tilt bracket. The iron frame for an auxiliary station type recliner according to claim 1, wherein the upper frame assembly includes an H-shaped bracket, an inclined link, and an auxiliary station link, and the bottom end of the bottom frame is fixedly provided with a bottom frame on both sides Vertical support, the H-shaped bracket includes an H-shaped support cross-support and an H-shaped support side support fixedly disposed at both ends of the H-shaped support cross-support, a tail end of the H-shaped support side support and a bottom of the bottom support stand Articulated fit, the rear end of each auxiliary station link is fixedly provided with a standing support, the front end of the H-type bracket side support is hinged to the bottom of the auxiliary support, and the end of each inclined link is supported by the corresponding bottom frame The top end is hingedly engaged, and the front end of the inclined link is hingedly engaged with the middle portion of the standing support. The iron frame for a station-type recliner according to claim 2, characterized in that the telescopic support comprises symmetrically arranged two side supports, the front end of each side support is provided with a retractable footrest assembly, and the rear end of each side support A retractable backrest assembly is provided, a side support driving assembly is provided in the middle of each side support, a support link is also provided at the front end of each side support, the top end of the support link is hinged to cooperate with the side support, and the bottom of the support link The ends are hingedly matched with the stand-up support; the two ends of the rotating rod are fixedly provided with rotating connecting rods, and the inner sides of each side brace are fixedly provided with fixed connecting rods. The rotating connecting rods include a triangle-shaped front connecting end and a rear connecting end And a rotating connecting end, the rotating connecting end is hingedly engaged with the bottom of the fixed link, and the front connecting end is in transmission coordination with the footrest telescopic assembly so that the rotating rod can be driven by the front connecting end when it rotates The telescopic components of the footrest extend and contract. The iron frame for a station-assisted recliner according to claim 3, further comprising an armrest bracket, the armrest bracket includes an armrest bracket cross brace and side armrest brackets fixed at both ends of the armrest bracket cross brace, the An inner side of the front part of the armrest bracket side support is provided with an armrest link, one end of the armrest link is hingedly engaged with the armrest support side brace, and the other end is hingedly engaged with the outer side of the side support. The end is placed below the middle of the side brace, the two ends of the armrest bracket cross braces are fixedly connected to the auxiliary station link, the armrest bracket cross braces are in transmission cooperation with the side brace drive assembly, and the side brace drive assembly It is driven to cooperate with the rear connecting end of the rotating connecting rod, so that the side link driving assembly can be moved by the rear connecting end when the rotating rod rotates. The iron frame for an auxiliary station-type recliner according to claim 4, characterized in that the side support driving assembly includes a first link and a second link that are arranged in an inverted A shape, and the armrest support is horizontally supported Pushing links are fixed at both ends, the top end of the first link is hingedly engaged with the side support, the tail end of the first link is hingedly engaged with the bottom end of the second link, the second The top end of the connecting rod is hingedly engaged with the rear connecting end, and the middle part of the first connecting rod is hingedly engaged with the trailing end of the push link, so that the rotating rod can drive the side support drive assembly and the telescopic bracket to move. The iron frame for a stand-supporting recliner according to any one of claims 3 to 5, wherein the footrest telescopic assembly includes a first footrest link and a second footrest link, which are arranged in parallel The third link of the footrest and the fourth link of the footrest, the front support of the footrest, the transmission lever of the footrest, the rear ends of the first link of the footrest and the second link of the footrest are hinged with the front end of the side support Cooperate, the tail end of the third link of the footrest is hinged to the front end of the first link of the footrest, and the tail end of the fourth link of the footrest is hinged to the front end of the second link of the footrest The front end of the third link of the footrest and the fourth link of the footrest are hinged with the front support of the footrest, the middle of the first link of the footrest is provided with a footrest rotation pin, and the fourth footrest is connected The middle part of the lever is hingedly engaged with the rotation pin of the footrest, the rear end of the footrest drive link is hingedly engaged with the front connection end of the rotation link, and the front end of the footrest drive link is connected with the footrest The middle of the second link is hingedly engaged so that the rotating link can Moving the footrest drive link, moves the footrest pivot pin. The iron frame for an auxiliary station type recliner according to claim 6, wherein the backrest telescopic assembly includes a first backrest link, a second backrest link, a third backrest link, and the first backrest link The bottom end of the backrest is fixedly connected to the tail end of the side support, the top end of the first backrest link is hingedly engaged with the front end of the second backrest link, and the back end of the second backrest link is connected to the backrest The top end of the third connecting rod is hingedly fitted, and a backrest cross brace is fixedly arranged between the third links of the two backrests. The iron frame for a station-assisted recliner according to claim 7, further comprising a second electric push rod, the front end of the second electric push rod is hingedly engaged with the middle of the rotating rod, and the second The tail end of the electric push rod is hingedly engaged with the middle of the backrest cross brace. The iron frame for a station-assisted recliner according to claim 6, wherein cushion blocks are provided on both sides of the rear end of the bottom frame and on both sides of the front end of the bottom frame, and rollers are provided on both sides of the front end of the inclined bracket. The working method of an iron stand for an auxiliary station type recliner according to claim 6, comprising the following steps: A. Sitting position: the first electric push rod is in the initial state, the tilting bracket and the bottom frame are in the horizontal state, and the footrest telescopic assembly is in the retracted state, which can realize the sitting position; B. Lying posture: starting the first electric push rod causes the first electric push rod to contract, and the contraction of the first electric push rod drives the rotating rod to move toward the limit stop of the rotating rod, and the rotating rod drives the rotating connecting rod to rotate The rod-driven footrest telescopic assembly expands to form a lying state; when the rotating rod moves to contact with the rotating rod limit stop, the footrest telescopic assembly no longer extends; C. Upturned lying position: the first electric push rod continues to contract, and the rotation lever limit stop prevents the rotating rod from continuing to move. The first electric push rod pulls the rear end of the tilt bracket up, so that the front end of the tilt bracket forms a support, The front end of the chassis is upturned, forming a state of upturned lying position; D. Station posture: when the first electric push rod is extended, the tilting bracket and the footrest telescopic assembly are reset, and the first electric push rod continues to extend diagonally upward so that the station support bracket contacts the station stop, and the station support bracket Drive the upper shelf assembly to rotate around its tail end to form a standing posture.

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