CN111359142B

CN111359142B - Multifunctional flat treadmill

Info

Publication number: CN111359142B
Application number: CN202010168895.5A
Authority: CN
Inventors: 不公告发明人
Original assignee: Ningbo Hesman Health Technology Co ltd
Current assignee: Ningbo hesman Health Technology Co.,Ltd.
Priority date: 2020-03-12
Filing date: 2020-03-12
Publication date: 2021-12-17
Anticipated expiration: 2040-03-12
Also published as: CN111359142A

Abstract

The invention provides a multifunctional flat treadmill, which belongs to the field of sports equipment and comprises a treadmill and a support frame, wherein the support frame comprises a first support rod, a second support rod and a cross beam, and a first sliding chute and a second sliding chute are respectively arranged on two sides of a rack; a first sliding block is slidably arranged in the first sliding groove, the bottom end of the first supporting rod is rotatably connected with the first sliding block, one side of the machine head is rotatably connected with a first auxiliary rod, and the top end of the first auxiliary rod is rotatably connected with the middle part of the first supporting rod; a first cross rod and a second cross rod are arranged in the cross beam, and the end parts of the first cross rod and the second cross rod are detachably connected with a counterweight plate. The treadmill has a foldable structure and is convenient to store. And it has nimble changeable support frame structure, makes the support frame not only can play the supporting role to when running, can also be used for carrying out the exercise of arm strength and pectoral muscle, makes this treadmill have multi-functional characteristics.

Description

Multifunctional flat treadmill

Technical Field

The invention relates to the field of sports equipment, in particular to a multifunctional flat treadmill.

Background

More and more families can purchase the treadmill at present and regard as domestic body-building equipment, and the structure of treadmill also is changed into the comparatively light flat treadmill of present common comparatively by the comparatively bulky structure of tradition, and this kind of treadmill has accomodates the convenience, carries light characteristics. However, the functions of the existing running machines are generally single, and the existing running machines cannot bring more exercise effects to users.

Disclosure of Invention

In view of the above, the present invention provides a multifunctional treadmill, which solves the problems of the prior art.

The invention is realized by the following steps:

a multifunctional flat treadmill comprises a running platform and a support frame, wherein the running platform comprises a rack and a running belt connected to the rack, the front end of the rack is a machine head, the support frame is of a U-shaped structure, the support frame comprises a first support rod, a second support rod and a cross beam, the cross beam is horizontally connected between the first support rod and the second support rod, and two sides of the rack are respectively provided with a first sliding chute and a second sliding chute;

a first sliding block is slidably arranged in the first sliding groove, the bottom end of the first supporting rod is rotatably connected with the first sliding block, one side of the machine head is rotatably connected with a first auxiliary rod, and the top end of the first auxiliary rod is rotatably connected with the middle part of the first supporting rod; a second sliding block is slidably arranged in the second sliding groove, the bottom end of the second supporting rod is rotatably connected with the second sliding block, the other side of the machine head is rotatably connected with a second auxiliary rod, and the top end of the second auxiliary rod is rotatably connected with the middle part of the second supporting rod;

the crossbeam is both ends open-ended hollow structure, be provided with mobilizable first horizontal pole and second horizontal pole in the crossbeam, the tip of first horizontal pole and second horizontal pole can extend to the outside of crossbeam, the tip detachably of first horizontal pole and second horizontal pole is connected with the weight plate.

Furthermore, the end parts of the first cross rod and the second cross rod are provided with threaded sections, the counterweight plates are detachably connected to the threaded sections, and stop blocks are connected to the threaded sections in a threaded mode.

Further, a fastening bolt is connected to the first sliding block and used for fastening the first sliding block to the first sliding groove; the structure of the second sliding block is consistent with that of the first sliding block.

Furthermore, a top groove is formed in the top wall of the first sliding groove along the length direction of the top wall, a rack is fixedly arranged in the top groove, and the rack is arranged downwards; one side of the first sliding block is connected with a motor and a limiting piece, an output shaft of the motor is connected with a cam, the limiting piece is of an arc-shaped sheet structure, the thickness of the limiting piece is more than 3 mm, the end part of the limiting piece is rotatably connected with the side part of the first sliding block, the top of the limiting piece is provided with a limiting tooth, and the limiting piece is positioned right below the rack; the middle part of the limiting part is connected with the first sliding block through a tension spring, so that the bottom of the limiting part is attached to the cam, and the limiting teeth are separated from the rack;

the bottom of the cross beam is provided with a press switch used for controlling the motor, and the motor is started after the press switch is pressed, so that the limiting part rotates upwards, and the limiting teeth are meshed with the racks.

Further, a protruding block is arranged on the side of the first sliding block, the width of the protruding block is smaller than that of the first sliding block, and the end of the motor is connected to the protruding block; the lateral part of the first slider is provided with two connecting seats, a rotating shaft is connected between the two connecting seats, a through hole is formed in the end part of the limiting part, and the rotating shaft penetrates through the through hole.

Further, still be connected with the stopper on the first spout, first slider is located the stopper reaches between the aircraft nose, the stopper with first spout sliding connection, just be provided with spacing bolt on the stopper, the inner wall interval of first spout is provided with a plurality of spacing holes, the tip of spacing bolt can insert spacing hole.

Further, the lug and the motor are located outside the first sliding groove, and the cam extends to the inside of the first sliding groove.

Further, the top end of the first auxiliary rod is connected to the inner side of the first supporting rod, when the first supporting rod is in a horizontal position, the cross beam is located at the front end of the machine head, and the first auxiliary rod is also in a horizontal position.

The multifunctional flat treadmill provided by the invention has a foldable structure and is convenient to store. And it has nimble changeable support frame structure, makes the support frame not only can play the supporting role to when running, can also be used for carrying out the exercise of arm strength and pectoral muscle, makes this treadmill have multi-functional characteristics.

Drawings

The description includes the following figures, the contents shown are respectively:

FIG. 1 is a schematic side view of a multi-function treadmill of the present invention;

FIG. 2 is a schematic front view of a multi-function treadmill of the present invention;

FIG. 3 is a schematic front view of the multi-function treadmill of the present invention, wherein the first and second cross bars are connected to a weight plate;

FIG. 4 is a schematic side view of the multi-function treadmill of the present invention, wherein the first and second cross bars are connected to a weight plate;

FIG. 5 is a schematic structural view of a cross member of the multi-function treadmill of the present invention;

FIG. 6 is a cross-sectional view of a sliding chute of the multi-purpose treadmill of the present invention;

FIG. 7 is a schematic longitudinal sectional view of a sliding chute of a multi-purpose treadmill of the present invention;

FIG. 8 is a schematic front view of a first slider of the multi-function treadmill of the present invention;

FIG. 9 is a schematic top view of a first slider of the multi-function treadmill of the present invention;

FIG. 10 is a schematic rear view of the first slider of the multi-function treadmill of the present invention;

fig. 11 is a front view schematically illustrating the structure of the multifunctional treadmill according to the embodiment of the present invention after being folded.

Labeled as: the device comprises a running platform 11, a support frame 12, a rack 13, a machine head 14, a first support rod 15, a second support rod 16, a cross beam 17, a first sliding groove 18, a first sliding block 19, a first auxiliary rod 20, a second auxiliary rod 21, a first cross rod 22, a second cross rod 23, a counterweight plate 24, a threaded section 25, a stop 26, a fastening bolt 27, a top groove 28, a rack 29, a motor 30, a limiting piece 31, a cam 32, a limiting tooth 33, a tension spring 34, a press switch 35, a convex block 36, a connecting seat 37, a rotating shaft 38, a limiting block 39, a limiting bolt 40 and a limiting hole 41.

Detailed Description

The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for a purpose of helping those skilled in the art to more fully, accurately and deeply understand the concept and technical solution of the present invention and to facilitate its implementation.

This embodiment provides a multi-functional dull and stereotyped treadmill, and this kind of treadmill has collapsible structure, conveniently accomodates. And it has nimble changeable support frame structure, makes the support frame not only can play the supporting role to when running, can also be used for carrying out the exercise of arm strength and pectoral muscle, makes this treadmill have multi-functional characteristics.

As shown in fig. 1 to 11, the multifunctional treadmill comprises a running platform 11 and a supporting frame 12, wherein the running platform 11 comprises a rack 13 and a running belt connected to the rack 13, a head 14 is arranged at the front end of the rack 13, the supporting frame 12 is in a U-shaped structure, the supporting frame 12 comprises a first supporting rod 15, a second supporting rod 16 and a cross beam 17, the cross beam 17 is horizontally connected between the first supporting rod 15 and the second supporting rod 16, and a first sliding groove 18 and a second sliding groove are respectively arranged at two sides of the rack 13;

a first sliding block 19 is slidably arranged in the first sliding groove 18, the bottom end of the first supporting rod 15 is rotatably connected with the first sliding block 19, one side of the machine head 14 is rotatably connected with a first auxiliary rod 20, and the top end of the first auxiliary rod 20 is rotatably connected with the middle part of the first supporting rod 15; a second sliding block is slidably arranged in the second sliding groove, the bottom end of a second supporting rod 16 is rotatably connected with the second sliding block, the other side of the machine head 14 is rotatably connected with a second auxiliary rod 21, and the top end of the second auxiliary rod 21 is rotatably connected with the middle part of the second supporting rod 16;

crossbeam 17 is both ends open-ended hollow structure, is provided with mobilizable first horizontal pole 22 and second horizontal pole 23 in the crossbeam 17, and the tip of first horizontal pole 22 and second horizontal pole 23 can extend to the outside of crossbeam 17, and the tip detachably of first horizontal pole 22 and second horizontal pole 23 is connected with counterweight plate 24.

The treadmill has the width of about 70cm and the length of about 150cm, occupies a small area of less than 0.2 square meter after being erected, occupies a very small area, has a very small total volume, and is convenient to carry and transport. Can be stored in more places in a house.

The support frame 12 of the treadmill is a flexible structure, and is generally U-shaped as a whole, and the first support bar 15 and the second support bar 16 have a certain radian, so that the cross beam 17 can be closer to the user during running. A first slide groove 18 and a second slide groove are provided on both sides of the table frame 13, respectively, so that the first support rod 15 and the second support rod 16 can be slidably connected to the table frame 13, and the support frame 12 can slide relative to the table frame 13. A first auxiliary rod 20 is connected between the middle part of the first supporting rod 15 and the machine head 14, the first auxiliary rod 20 plays a role in supporting and limiting, and as shown in fig. 1, after the position of the first sliding block 19 is fixed, a stable triangular relation is formed among the first auxiliary rod 20, the first supporting rod 15 and the rack 13, so that the first supporting rod 15 can be very stable and cannot shake when walking or running. The second support bar 16 also adopts the connecting structure, so that the whole support frame 12 is stable.

The beam 17 of the support frame 12 is positioned above the running belt, and can be used by a user by holding. The crossbeam 17 sets up to hollow structure, and its inside first horizontal pole 22 and second horizontal pole 23 can be stretched to the both ends of crossbeam 17, stretch the outside to crossbeam 17 with a part of first horizontal pole 22 and second horizontal pole 23 to make and can hang the weight dish 24 on first horizontal pole 22 and the second horizontal pole 23, make whole crossbeam 17 have certain weight, can be used for taking exercise arm strength and pectoral muscle. When the walking exercise device is used, the first sliding block 19 and the second sliding block are adjusted to enable the first sliding block and the second sliding block to slide in the sliding grooves, and the cross beam 17 can move up and down while walking to exercise arm strength. Alternatively, the user may lie flat on the platform 13 and hold the cross bar 17 with both hands to lift it upward to exercise the user's pectoral muscles and arm strength. Through the structural design, the treadmill has multiple functions and can bring more different experiences to users.

As shown in fig. 3 and 5, the first cross bar 22 and the second cross bar 23 each have a threaded section 25 at an end thereof, the weight plate 24 is detachably connected to the threaded section 25, and a stopper 26 is screwed on the threaded section 25. When the first cross bar 22 and the second cross bar 23 are pulled outwards, the weight plate 24 is hung on the threaded section 25, and the weight plate 24 is tightly pressed by screwing the stopper 26, so that the weight plate 24 is kept stable. The weight plate 24 is disc-shaped and has a socket at the middle thereof to allow the threaded section 25 to pass through. The weight plate 24 can be in various types, such as 2.5kg, 5kg and the like, and is convenient for a user to add and combine by himself.

As shown in fig. 1 and 8, a fastening bolt 27 is connected to the first slider 19, and the fastening bolt 27 is used for fastening the first slider 19 to the first sliding chute 18; the structure of the second slider corresponds to the structure of the first slider 19. When it is necessary to fix the support frame 12 at a stable position, the first slider 19 and the second slider can be fastened to both sides of the table 13 by screwing the fastening bolts 27.

As shown in fig. 6 and 7, the top wall of the first sliding chute 18 is provided with a top groove 28 along the length direction thereof, a rack 29 is fixedly arranged in the top groove 28, and the rack 29 is arranged downward; as shown in fig. 9 and 10, a motor 30 and a limiting member 31 are connected to one side of the first slider 19, a cam 32 is connected to an output shaft of the motor 30, the limiting member 31 is an arc-shaped sheet structure, the thickness of the limiting member 31 is greater than 3 mm, an end of the limiting member 31 is rotatably connected to a side portion of the first slider 19, a limiting tooth 33 is disposed at a top of the limiting member 31, and the limiting member 31 is located right below the rack 29; the middle part of the limiting piece 31 is connected with the first sliding block 19 through a tension spring 34, so that the bottom of the limiting piece 31 is attached to the cam 32, and the limiting teeth 33 are separated from the rack 29;

as shown in fig. 5, a push switch 35 for controlling the motor 30 is disposed at the bottom of the cross beam 17, and the motor 30 is activated when the push switch 35 is pressed, so that the limiting member 31 is rotated upward, and the limiting teeth 33 are engaged with the rack 29.

Through the structure, the cross beam 17 and the counterweight plate 24 are more convenient and safer to use, and can be quickly locked under the condition of accidents, so that the personal safety of a user is ensured, and unnecessary injuries are reduced.

The structure of the first sliding groove 18 is identical to that of the second sliding groove, and the connection relationship between the first support rod 15 and the first sliding groove 18 is identical to that between the second support rod 16 and the second sliding groove.

The top of the first sliding slot 18 is provided with a top slot 28, so that the rack 29 can be connected in the top slot 28, and the rack 29 does not influence the sliding of the first sliding block 19 under the normal state. One side of the first slider 19 is connected with a motor 30 and a limiting member 31, an output shaft of the motor 30 is connected with a cam 32, the cam 32 is of a special-shaped structure, and the motor 30 drives the cam 32 to rotate when rotating, so that the limiting member 31 can be adjusted to different positions. The limiting member 31 is of an arc-shaped structure, so that the limiting member can be conveniently matched with the cam 32, and the thickness of the limiting member 31 is greater than 3 mm, so that the whole supporting frame is relatively thick and heavy, and has relatively high strength and rigidity, and the weight of the whole supporting frame 12 can be supported after the limiting member is locked with the rack 29. The middle part of the limiting piece 31 is connected with the first slide block 19 through a tension spring 34, and under the action of the tension spring 34, the rack 29 and the limiting piece 31 are kept in a separated state.

The press switch 35 for controlling the motor 30 is arranged at the bottom of the cross beam 17, so that the finger operation of a user is facilitated, the press switch 35 is a two-way switch, the movement position of the motor 30 can be changed after the press switch is pressed down, and the motor 30 can be reset after the press switch is loosened.

The treadmill with the structure is characterized in that when in specific use: the user holds crossbeam 17, the fingertip is placed in press switch 35 department, it carries out the exercise of arm power to reciprocate crossbeam 17, and be in the state of walking, under the condition of accident, the clenching of people's hand can subconsciously holds, make the finger exert pressure to press switch 35, make motor 30 rotate rapidly, it shifts up to drive locating part 31 through cam 32, make

spacing tooth

33 and 29 meshing of rack, and then make first slider 19 can not slide in first spout 18, make support frame 12 can not continue the upset again, make crossbeam 17 keep no longer descending, user's safety has been ensured.

The push switch 35 can control the motor 30 on the first slider 19 and the motor 30 on the second slider at the same time, when the push switch 35 is pushed down, the two motors 30 act at the same time, the first slider 19 and the second slider are locked at the same time, and the stability of the support frame 12 is ensured.

As shown in fig. 9, a protrusion 36 is provided at a side portion of the first slider 19, a width of the protrusion 36 is smaller than that of the first slider 19, and an end portion of the motor 30 is connected to the protrusion 36; the side of the first slider 19 is provided with two connecting seats 37, a rotating shaft 38 is connected between the two connecting seats 37, the end of the limiting member 31 is provided with a through hole, and the rotating shaft 38 passes through the through hole.

The side part of the first sliding block 19 is provided with a convex block 36, which is convenient for the connection of the motor 30 and ensures that the motor 30 and the first sliding block 19 have good uniformity; the side of the first slider 19 is provided with a connecting seat 37, so that the limiting member 31 is connected with the first slider 19 through the rotating shaft 38, and the connection between the limiting member 31 and the first slider 19 has no gap, and after the limiting teeth 33 are meshed with the rack 29, the first slider 19 can be quickly locked without generating extra shaking.

As shown in fig. 1 and 4, the first sliding groove 18 is further connected with a limiting block 39, the first slider 19 is located between the limiting block 39 and the machine head 14, the limiting block 39 is connected with the first sliding groove 18 in a sliding manner, a limiting bolt 40 is arranged on the limiting block 39, a plurality of limiting holes 41 are arranged on the inner wall of the first sliding groove 18 at intervals, and the end of the limiting bolt 40 can be inserted into the limiting holes 41.

The limit block 39 further guarantees and limits the maximum sliding distance of the first slider 19, determining the minimum height of the support frame 12.

The limiting block 39 is connected with the first sliding groove 18 in a sliding mode, the limiting block 39 can slide, the limiting bolt 40 is arranged on the limiting block 39, the end portion of the limiting bolt 40 can be inserted into the limiting hole 41, the limiting block 39 and the rack 13 are in a rigid connection relationship, and a very stable limiting effect is achieved. When the treadmill is used, the limit block 39 is slid first to determine the position of the limit block 39, and then the fastening bolt 27 on the first slide block 19 is loosened to enable the first slide block 19 to slide. When an accident happens, if the supporting frame 12 cannot be limited by the limiting member 31 in time, the first sliding block 19 continues to slide in the first sliding groove 18, and the first sliding block 19 stops sliding after touching the limiting member 39, so that the safety of a user is ensured.

The cam 36 and the motor 30 are located outside the first slide channel 18, and the cam 32 extends into the first slide channel 18. This structure enables the first slider 19 to slide stably without being easily caught.

As shown in fig. 2 and 11, the top end of the first sub-lever 20 is connected to the inside of the first support rod 15, and when the first support rod 15 is in the horizontal position, the cross beam 17 is located at the front end of the head 14, and the first sub-lever 20 is also in the horizontal position. The structure and the size relation enable the support frame 12 to rotate to the horizontal state at the lowest, enable the first auxiliary rod 20 and the second auxiliary rod 21 to be positioned in the horizontal state, have very low height, can be stored under a sofa or other furniture, and can also be placed in an upright mode.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A multifunctional flat treadmill is characterized by comprising a running table and a support frame, wherein the running table comprises a rack and a running belt connected to the rack, the front end of the rack is a machine head, the support frame is of a U-shaped structure, the support frame comprises a first support rod, a second support rod and a cross beam, the cross beam is horizontally connected between the first support rod and the second support rod, and a first sliding chute and a second sliding chute are respectively arranged on two sides of the rack;

the cross beam is of a hollow structure with openings at two ends, a movable first cross rod and a movable second cross rod are arranged in the cross beam, the end parts of the first cross rod and the second cross rod can extend to the outside of the cross beam, and the end parts of the first cross rod and the second cross rod are detachably connected with a counterweight plate;

the first sliding block is connected with a fastening bolt, and the fastening bolt is used for fastening the first sliding block to the first sliding groove; the structure of the second sliding block is consistent with that of the first sliding block;

a top groove is formed in the top wall of the first sliding groove along the length direction of the top wall, a rack is fixedly arranged in the top groove, and the rack is arranged downwards; one side of the first sliding block is connected with a motor and a limiting piece, an output shaft of the motor is connected with a cam, the limiting piece is of an arc-shaped sheet structure, the thickness of the limiting piece is more than 3 mm, the end part of the limiting piece is rotatably connected with the side part of the first sliding block, the top of the limiting piece is provided with a limiting tooth, and the limiting piece is positioned right below the rack; the middle part of the limiting part is connected with the first sliding block through a tension spring, so that the bottom of the limiting part is attached to the cam, and the limiting teeth are separated from the rack;

a press switch for controlling the motor is arranged at the bottom of the cross beam, and the motor is started after the press switch is pressed, so that the limiting piece rotates upwards, and the limiting teeth are meshed with the racks;

a convex block is arranged on the side part of the first sliding block, the width of the convex block is smaller than that of the first sliding block, and the end part of the motor is connected to the convex block; the side part of the first sliding block is provided with two connecting seats, a rotating shaft is connected between the two connecting seats, the end part of the limiting part is provided with a through hole, and the rotating shaft penetrates through the through hole; the first chute is also connected with a limiting block, the first sliding block is positioned between the limiting block and the machine head, the limiting block is connected with the first chute in a sliding manner, a limiting bolt is arranged on the limiting block, a plurality of limiting holes are arranged on the inner wall of the first chute at intervals, and the end part of the limiting bolt can be inserted into the limiting holes;

the end parts of the first cross rod and the second cross rod are provided with threaded sections, the counterweight plate is detachably connected to the threaded sections, and the threaded sections are in threaded connection with stop blocks; the lug and the motor are positioned outside the first sliding groove, and the cam extends into the first sliding groove;

the top end of the first auxiliary rod is connected to the inner side of the first supporting rod, when the first supporting rod is in a horizontal position, the cross beam is located at the front end of the machine head, and the first auxiliary rod is also in a horizontal position.