CN105795760B - A kind of leisure foot rest device for seat - Google Patents

Abstract

A leisure footrest device for a seat, comprising a seat connecting rod, a fixed rod connected to the seat connecting rod, a footrest base connected to the fixed rod, fixedly connected to the fixed The limit lock on the rod and the limit action mechanism located on the footrest base, the footrest base is also connected with a protective shell; the two sides of the footrest base are provided with the fixed rod The turning-over side stop connected by rotation is provided with a guide groove for the movement of the limit action mechanism; the footrest base has a storage station between the connecting rods of the seat and a A working station with one end of the connecting rod extending out of the seat. The invention is simple in structure and easy to use. It can place legs and feet for people to have a comfortable and good resting posture, relieve fatigue, and can conveniently realize the functions of stretching and folding.

Description

A leisure foot rest device for a seat

technical field

The invention relates to the technical field of leisure equipment, in particular to a leisure footrest device for a seat.

Background technique

Seats are one of the most common and most commonly used rest tools. In order to relieve fatigue, people often sit directly on chairs and rest at their desks. Sometimes they feel very uncomfortable, and improper rest postures for a long time will also cause adverse health effects on people. influences. Although there are various types of office, home, and public leisure seats designed on the market, such as reclining chairs, rocking chairs, etc., to help people obtain a comfortable and good rest effect, without any auxiliary rest device, they still feel that the lower body and legs are placed Inconvenience, feeling sick. As disclosed in the patent document CN 204218418 U, a leisure chair with a footrest includes a base frame, the base frame includes a front frame, and a foot rest is arranged on the front frame of the base frame. The feet are composed of a footrest and a U-shaped footrest support. There is a footrest opening on the front body of the underframe. The upper end of the footrest is connected to the upper edge of the footrest opening. The lower end of the baffle is provided with a support baffle, and the two ends of the footrest support are rotatably connected with the footrest, and the footrest is located on the inner side of the support baffle. , this technical proposal discloses a device for resting feet, so that people can comfortably and freely place their legs and feet when they are resting, just like resting on a bed, which improves the rest effect, but the structure of the footrest device is simple, and the actual use effect is not good. it is good.

Contents of the invention

The technical purpose of the present invention is to provide a leisure foot rest device for a seat, which solves the problems of simple leisure mechanism, inconvenient use and poor rest effect of the traditional seat.

The specific technical scheme of the present invention is as follows: a leisure footrest device for a seat, comprising a seat connecting rod, a fixed rod connected to the seat connecting rod, a footrest base connected to the fixed rod seat, a limit lock fixedly connected to the fixed rod, and a limit action mechanism arranged on the footrest base, and the footrest base is also connected with a protective shell; the two sides of the footrest base The side is provided with a turn-down side stop that is rotatably connected with the fixed rod, and the turn-down side stop is provided with a guide groove for the movement of the limit action mechanism; the footrest base has a The storage station between the rods and the flattened use station extending from one end of the connecting rod of the seat; the limit lock is provided with a first locking notch on one side and a second locking notch on the other side Two locking notches; the guide groove and the limit action mechanism cooperate with the first lock notch to make the footrest base in the storage position, and the guide groove and the limit action mechanism cooperate with the The second locking notch enables the footrest base to be in a flattened use position.

Preferably, the limit action mechanism includes a limit rod with both ends inserted into the guide groove, at least a pair of reset fixing pieces arranged on the footrest base and fixedly connected to the limit rod and Pass through the pull rod of the reset fixing piece.

Preferably, the limit action mechanism further includes a return spring sleeved on the pull rod and located between the reset fixing pieces, and one end of the pull rod is provided with a blocking portion abutting against the return spring.

Preferably, the pull rod is also connected with a pull handle.

Preferably, the pull rod passes through the protective shell and is exposed outside the protective shell.

Preferably, the limit lock is also provided with one of the rotation arc surfaces and the second rotation arc surface between the first locking notch and the second locking notch with the fixed rod as the rotation axis. ; The radius of one of the rotating arc surfaces and the two of the rotating arc surfaces relative to the fixed rod is greater than the minimum radius of rotation of the guide groove relative to the fixed rod and smaller than the guide groove relative to the fixed rod. The maximum turning radius of the rod.

Preferably, the first locking notch is provided with a first horizontal blocking portion and a first vertical blocking portion for cooperating with the limit action mechanism to prevent the footrest base from rotating, and the second locking notch is provided with There are a second horizontal blocking portion and a second vertical blocking portion for cooperating with the limit action mechanism to prevent the footrest base from rotating.

Preferably, the first horizontal blocking portion and/or the second horizontal blocking portion is provided with an anti-slip concave surface.

Preferably, the first horizontal blocking portion and/or the second horizontal blocking portion is provided with an anti-slip blocking end.

Preferably, the footrest base includes a component installation front and a component installation back, the folded side stop is vertically folded toward the component installation back, and the limit action mechanism is provided on the component installation back.

Preferably, the protective shell is provided with side guards, and the side guards are fixedly connected with the folded side guards.

The technical advantage of the present invention is that the leisure foot rest device for the seat is simple in structure and easy to use. It can place legs and feet for people to have a comfortable and good rest posture, relieve fatigue, and can conveniently realize the functions of stretching and folding. It is relatively high, has strong stability, takes up less space after containment, is extremely practical, and is very suitable for promotion and use.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the embodiment of the present invention;

Figure 2 is a schematic structural view of the embodiment of the present invention when it is in the storage position (the protective shell is removed);

Fig. 3 is a schematic structural view of the embodiment of the present invention when it is in use (the protective shell is removed);

4 is a schematic diagram of a partial structure of an embodiment of the present invention;

The names of the parts corresponding to the numbers in the figure are: 1-seat connecting rod, 2-fixing rod, 3-footrest base, 31-folding edge guard, 32-guide groove, 33-component installation front, 34- Back of component installation, 4-limit lock, 41-first locking gap, 411-first horizontal blocking part, 412-first vertical blocking part, 42-second locking gap, 421-second horizontal blocking part , 422-the second vertical blocking part, 43-one of the rotating arc surfaces, 44-the second of the rotating arc surfaces, 5-limiting action mechanism, 51-action rod, 511-blocking part, 52-resetting fixed piece, 53 -pull bar, 54-return spring, 55-pull handle, 6-protective shell, 61-side guard.

Detailed ways

Below in conjunction with accompanying drawing, the present invention will be further described by specific embodiment:

See Fig. 1, Fig. 2, Fig. 3, Fig. 4, a leisure footrest device for a seat, comprising a seat connecting rod 1, a fixed rod 2 connected to the seat connecting rod 1, a fixed rod connected to the fixed rod 2 The footrest base 3 on the top, the limit lock 4 fixedly connected to the fixed rod 2 and the limit action mechanism 5 located on the footrest base 3, the footrest base 3 is also connected with a protective shell 6, the seat The connecting rod 1 can be connected to the bottom of the seat seat, and the connecting rod 1 of the seat seat can be moved by setting the connecting slide rail; The side block 31 is provided with a guide groove 32 for the movement of the limit action mechanism; the footrest base 3 has a storage station between the connecting rods 1 of the seat and a working station extending from one end of the connecting rod 1 of the seat, The storage station is usually folded under the seat bottom of the chair when it is idle, and the footrest base 3 is stretched out of the seat bottom of the chair when the station is in use; The first locking notch 41 and the second locking notch 42 on the other side; the guide groove 32 and the limit action mechanism 5 cooperate with the first locking notch 41 to make the footrest base 3 in the storage position as shown in Fig. 1, guide The slot 32 and the limit action mechanism 5 cooperate with the second locking notch 42 so that the footrest base 3 is in the flattened working position as shown in FIG. 2 . The footrest base 3 includes a component installation front 33 and a component installation back 34 , the flip side stopper 31 is vertically folded toward the component installation back 34 , and the limit action mechanism 5 is arranged on the component installation back 34 . The protective shell 6 is provided with a side fence 61 , and the side fence 61 is fixedly connected with the folded side fence 31 .

It is defined that the action mechanism 5 includes an action bar 51 with both ends inserted into the guide groove 32, at least a pair of reset fixing pieces 52 arranged on the footrest base 3, and a pair of reset fixing pieces 52 fixedly connected to the action lever 51 and passing through the reset fixing pieces 52. Pull rod 53. The limit action mechanism 5 also includes a return spring 54 sleeved on the pull rod 53 and located between the reset and fixed pieces 52. One end of the pull rod 53 is provided with a blocking portion 511 against the return spring 54, and the blocking portion 511 can be on the pull rod 53. A ring piece, the blocking part 511 is used to squeeze the return spring 54 after the pull rod 53 is pulled, and then the return spring 54 is stretched back to its position. The pull rod 53 is also connected with a pull handle 55 . The position of the action rod 51 is adjusted by pulling the pull rod 53, and then the entire footrest 3 is driven to rotate in the circumferential direction. The pull rod 53 passes through the protective shell 6 and is exposed outside the protective shell 6 . The limit lock 4 can be a sheet piece, which itself is welded and fixed on the fixed rod 2 . The limit lock 4 is also provided with one of the rotating arc surfaces 43 and two of the rotating arc surfaces 44 between the first locking notch 41 and the second locking notch 42 with the fixed rod 2 as the rotating shaft; One 43 and the second 44 of the arc of rotation are greater than the minimum radius of rotation of the guide groove 32 relative to the fixed rod 2 relative to the radius of the fixed rod 2 and less than the maximum radius of rotation of the guide groove 32 relative to the fixed rod 2, so that the actuating rod can be designed like this 51 can be stuck in the first locking notch 41 or the second locking notch 42, and the actuating rod 51 can be separated from the first locking notch 41 or the second locking notch 42 by pulling the pull rod 53 to move along the rotation arc. One of the surfaces 43 or two of the rotating arc surfaces 44 are free to rotate in the circumferential direction. The first locking notch 41 is provided with a first horizontal blocking portion 411 and a first vertical blocking portion 412 for cooperating with the limit action mechanism 5 to prevent the rotation of the footrest base 3 , and the second locking notch 42 is provided for cooperating with the position limiting The action mechanism 5 prevents the second horizontal blocking portion 421 and the second vertical blocking portion 422 from rotating the footrest base 3 , and these blocking portions are used to block the operating rod 51 , thereby controlling the rotation of the footrest 3 . The first horizontal blocking portion 411 and the second horizontal blocking portion 421 are provided with anti-slip concave surfaces; the first horizontal blocking portion 411 and the second horizontal blocking portion 421 are provided with anti-slip blocking ends. These anti-slip designs prevent the use of the entire footrest 3 from being accidentally detached from the fixed state due to external force, and are convenient to realize manual control by manpower.

Claims (10)

1. A leisure footrest device for a seat, characterized in that it comprises a seat connecting rod (1), a fixed rod (2) connected to the seat connecting rod (1), a fixed rod (2) connected to the seat connecting rod (1), The footrest base (3) on the fixed rod (2), the limit lock (4) fixedly connected to the fixed rod (2), and the limit action provided on the footrest base (3) Mechanism (5), the footrest base (3) is also connected with a protective shell (6); the two sides of the footrest base (3) are provided with a turning joint connected with the fixed rod (2) A side stop (31), the folded side stop (31) is provided with a guide groove (32) for the movement of the limit action mechanism; the footrest base (3) has a connecting rod on the seat The storage station between (1) and the use station extending from one end of the seat connecting rod (1); the limit lock (4) is provided with a first locking notch (41) on one side ) and the second locking notch (42) on the other side; the guide groove (32) and the limit action mechanism (5) cooperate with the first locking notch (41) to make the footrest The seat (3) is in the storage position, and the guide groove (32) and the limit action mechanism (5) cooperate with the second locking notch (42) to make the footrest base (3) in the working position. bit. 2. A leisure footrest device for seats according to claim 1, characterized in that: the limit action mechanism (5) includes an action bar with both ends inserted into the guide groove (32) (51), at least one pair of reset fixing pieces (52) provided on the footrest base (3), and a pull rod fixedly connected to the action rod (51) and passing through the reset fixing pieces (52) (53). 3. A leisure footrest device for a seat according to claim 2, characterized in that: the limit action mechanism also includes a position that is sleeved on the pull rod (53) and located on the reset fixing piece. The return spring (54) between (52), and one end of the pull rod (53) is provided with a blocking portion (511) against the return spring (54). 4. A leisure footrest device for a seat according to claim 2, characterized in that: said pull rod (53) is also connected with a pull handle (55). 5. A leisure footrest device for a seat according to claim 2, 3 or 4, characterized in that: the pull rod (53) passes through the protective shell (6) and is exposed on the the outside of the protective case (6). 6. A leisure footrest device for a seat according to claim 1, characterized in that: the limit lock (4) is also provided with a lock between the first locking notch (41) and the One of the rotating arc surfaces (43) and the second rotating arc surface (44) with the fixed rod (2) as the rotation axis between the second locking notch (42); one of the rotating arc surfaces (43 ) and the radius of the second arc of rotation (44) relative to the fixed rod (2) is greater than the minimum radius of rotation of the guide groove (32) relative to the fixed rod (2) and smaller than the guide groove (32) The maximum turning radius relative to the fixed rod (2). 7. A leisure footrest device for a seat according to claim 1, characterized in that: the first locking notch (41) is provided for cooperating with the limit action mechanism (5) to prevent the The first horizontal blocking part (411) and the first vertical blocking part (412) for the rotation of the footrest base (3), the second locking notch (42) is provided for cooperating with the limit action mechanism ( 5) A second horizontal blocking portion (421) and a second vertical blocking portion (422) preventing the footrest base (3) from rotating. 8. A leisure footrest device for a seat according to claim 7, characterized in that: the first horizontal blocking portion (411) and/or the second horizontal blocking portion (421) are provided with Has a non-slip off concave surface. 9. A leisure footrest device for a seat according to claim 7 or 8, characterized in that: the first horizontal blocking portion (411) and/or the second horizontal blocking portion (421) are provided with There are non-slip blocking ends. 10. A leisure footrest device for a seat according to claim 1, characterized in that: the protective shell (6) is provided with side barriers (61), and the side barriers (61) It is fixedly connected with the folded side stop (31).