CN221084540U - Shock-absorbing structure of running machine - Google Patents

Abstract

The utility model discloses a damping structure of a running machine, which comprises an underframe, a running platform supporting frame and a running platform supporting plate, wherein mounting grooves are respectively formed in the left and right ends of the front side of the top surface of the running platform supporting frame, damping blocks are respectively fixedly arranged on the bottom walls of the two mounting grooves, movable rods capable of sliding up and down are arranged in the central positions of the top surfaces of the two damping blocks in a penetrating mode, the top surfaces of the two movable rods are hinged to the two ends of the front side of the bottom surface of the running platform supporting plate together, a first hinge seat is further arranged at the left and right ends of a connecting seat at the rear side, a swing arm is arranged on the first hinge seat, a guide wheel is arranged at the other end of the swing arm through a rotating shaft, a second hinge seat is further arranged on the bottom surface of the supporting plate, a third hinge seat is arranged on the top surface of the swing arm close to the guide wheel, and a damping rod is connected between the second hinge seat and the third hinge seat. The utility model can perform simultaneous buffering operation on the front side end part and the rear side end part of the running platform supporting plate in the using process, thereby achieving the omnibearing damping effect and improving the using quality requirement of the device.

Description

Shock-absorbing structure of running machine

Technical Field

The utility model relates to the technical field of running machine use, in particular to a damping structure of a running machine.

Background

The running machine is a stock exercise device for families and gymnasiums, and is the simplest of the family exercise devices, so that the running machine has become the best choice of the family exercise device. Currently, with the development of technology and the improvement of the comfort requirements of the exercisers, many running machines are additionally provided with damping devices to reduce the impact of the running platform on the feet of the exercisers.

The damping mechanism of the traditional running machine is usually arranged at two ends between the top surface of the running platform supporting frame and the bottom surface of the running platform supporting plate, and no corresponding damping device is arranged on the front side and the rear side end surface of the running platform supporting plate, so that the damping effect in the use process of the running machine is reduced, and the use quality requirement of the device is lowered.

Disclosure of utility model

The utility model aims to overcome the technical defects and provide the damping structure of the running machine.

In order to solve the problems, the technical scheme of the utility model is as follows: the utility model provides a treadmill shock-absorbing structure, includes chassis, treadmill support frame and treadmill backup pad, chassis tip and treadmill support frame tip are connected, the mounting groove has been seted up respectively to both ends about the treadmill support frame top side, two fixed snubber block that is equipped with respectively on the mounting groove diapire, two central point puts and wears to be equipped with the movable rod that can slide from top to bottom on the snubber block top surface, two link jointly in the front side both ends of treadmill support plate bottom surface on the movable rod top surface, the both sides bottom surface middle part still is equipped with the connecting seat respectively around the treadmill backup pad, the rear side still be equipped with hinge seat one respectively about the connecting seat both ends, be equipped with the swing arm on the hinge seat one, the other tip of swing arm is equipped with the leading wheel through the pivot, leading wheel bottom surface butt is subaerial, still be equipped with hinge seat two on the treadmill backup pad bottom surface in being close to the leading wheel on the swing arm top surface, be equipped with hinge seat three between hinge seat two and the hinge seat three are connected and are equipped with the damping pole.

Further, the snubber block includes casing, supporting seat, movable seat and swing seat, the casing is fixed connection respectively on corresponding mounting groove diapire, the movable rod stretches into the tip in the casing and still fixedly is equipped with movable seat, still fixedly is equipped with the supporting seat on the casing diapire corresponding with movable seat, movable seat both ends are articulated respectively and are equipped with pendulum rod one, the supporting seat both ends still are articulated respectively and are equipped with pendulum rod two, two pendulum rod one and pendulum rod two's the other tip are articulated respectively and are connected at swing seat's upper and lower both ends and constitute prismatic structure jointly, but still be equipped with the cavity of sliding from top to bottom in the direction of height in swing seat corresponding department on the casing both ends inner wall about, wear to be equipped with the guide bar that can slide from side to side in the cavity, guide bar outside tip fixed connection is on the swing seat terminal surface, still fixedly be equipped with damping bumper shock absorber between cavity bottom surface and the casing diapire.

Further, a buffer spring is wound on the outer side face of the damping type shock absorber.

Further, a spring is fixedly arranged between the inner side end part of the guide rod and the inner side wall of the cavity.

Further, the end part of the swing arm far away from the hinge seat I is provided with a rotating shaft in a penetrating way through a bearing, and the two ends of the rotating shaft extend out of the end part of the swing arm to be symmetrically and fixedly provided with guide wheels.

Compared with the prior art, the utility model has the advantages that:

1. Under the hinging action of the shock absorption blocks and the movable rods at the two ends of the front side of the bottom surface of the running table supporting plate, the front end surface of the running table supporting plate can be effectively buffered in the use process, so that the use comfort of the device is improved;

2. through the articulated seat one at the bottom surface rear side both ends of the running platform backup pad that sets up, swing arm, leading wheel, articulated seat two, articulated seat three and damping rod's cooperation down, can drive the swing arm under damping rod's effect and carry out the luffing motion to carry out effectual buffering to its rear side terminal surface of running platform backup pad, thereby can make its running platform backup pad reach the omnidirectional shock attenuation effect in the use, improve the quality of use requirement of this device.

Drawings

Fig. 1 is a general structural view of the present utility model.

Fig. 2 is a structural view of the connection of the swing arm and the guide wheel in the present utility model.

Fig. 3 is an enlarged view of the utility model at a in fig. 2.

Fig. 4 is an internal structural view of the damper block according to the present utility model.

As shown in the figure: 1. a chassis; 2. a running table support frame; 3. a running table support plate; 4. a connecting seat; 5. a hinge seat I; 6. swing arms; 7. a guide wheel; 8. a hinge seat II; 9. a hinging seat III; 10. a damping rod; 11. a damper block; 12. a moving rod; 13. a housing; 14. a movable seat; 15. a support base; 16. a swing rod I; 17. a swing rod II; 18. a swinging seat; 19. a cavity; 20. a guide rod; 21. a spring; 22. damping type shock absorber; 23. and a buffer spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 3, a treadmill shock-absorbing structure, including chassis 1, running table support frame 2 and running table backup pad 3, chassis 1 tip is connected with running table support frame 2 tip, the mounting groove has been seted up respectively to both ends about running table support frame 2 top surface front side, be equipped with snubber block 11 on two mounting groove diapire respectively fixedly, central point puts and wears to be equipped with the movable rod 12 that can reciprocate on two snubber block 11 top surfaces, joint link is in running table backup pad 3 bottom surface front side both ends on two movable rods 12 top surfaces, running table backup pad 3 front and back both sides bottom surface middle part still is equipped with connecting seat 4 respectively, under the cooperation of connecting seat 4 of front and back both sides, establish the running belt cover in running table backup pad 3 lateral surface middle part position, and through motor and the drive roller drive of front end, be equipped with articulated seat 5 respectively at both ends about connecting seat 4 of back side, be equipped with swing arm 6 on articulated seat 5 respectively, the other tip of swing arm 6 is equipped with leading wheel 7 through the pivot, 6 tip that is kept away from articulated seat 5 wears to be equipped with pivot 6 tip through bearing, the tip symmetry 7 of 6 is equipped with leading wheel 7 on the side of swing arm 6, it is equipped with the swing arm 7 on the side of the corresponding side of swing arm 6 in the side of swing arm 8, can be close to the side of swing arm 8, thereby the effect is equipped with in the base 9 on the swing arm 6 on the side of swing arm 6, the base is equipped with the base 9 on the side of swing arm, the base is equipped with the corresponding damping seat 9 in the side of swing arm, and is capable of the base is in the base is equipped with the damping seat 9 on the side of swing arm, the base is in the side of the base is capable of the side of the base is in the face of the base.

The damping block 11 comprises a shell 13, a supporting seat 15, a movable seat 14 and a swinging seat 18, wherein the shell 13 is respectively and fixedly connected to the bottom wall of a corresponding mounting groove, the end part of a movable rod 12 extending into the shell 13 is fixedly provided with the movable seat 14, the bottom wall of the shell 13 corresponding to the movable seat 14 is fixedly provided with the supporting seat 15, the two ends of the movable seat 14 are respectively hinged with a swinging rod I16, the two ends of the supporting seat 15 are respectively hinged with a swinging rod II 17, the other ends of the two swinging rods I16 and the swinging rod II 17 are respectively hinged with the upper end and the lower end of the swinging seat 18 and form a prismatic structure together, and in the process that the movable rod 12 slides up and down in the shell 13, the hinged swinging rod I16 and the swinging rod II 17 are driven to swing up and down;

The inner walls of the left end and the right end of the shell 13 are respectively provided with a cavity 19 which can slide up and down along the height direction of the swing seat 18, a guide rod 20 which can slide left and right is penetrated in the cavity 19, the outer end part of the guide rod 20 is fixedly connected to the end surface of the swing seat 18, a damping type shock absorber 22 is fixedly arranged between the bottom surface of the cavity 19 and the bottom wall of the shell 13, the up-and-down swing of the swing rod I16 and the swing rod II 17 can be effectively buffered under the action of the damping type shock absorber 22, the front end part of the running table supporting plate 3 can be effectively buffered, a buffer spring 23 is further wound on the outer side surface of the damping type shock absorber 22, and a spring 21 is fixedly arranged between the inner end part of the guide rod 20 and the inner side wall of the cavity 19.

In specific use, when the running platform supporting plate 3 swings up and down, the front end part of the running platform supporting plate 3 drives the movable rod 12 to swing up and down in the shell 13, the hinged swing rod I16 and the hinged swing rod II 17 are driven to swing up and down, under the cooperation of the swing seat 18, the guide rod 20, the spring 21 and the cavity 19 and under the action of the damping damper 22 and the buffer spring 23, the swing rod I16 and the swing rod II 17 are effectively buffered, so that the front end part of the running platform supporting plate 3 can be effectively buffered, meanwhile, the rear end part of the running platform supporting plate 3 can drive the swing arm 6 to swing up and down under the action of the damping rod 10, and the guide wheel 7 is driven to swing back and forth on the ground, so that the rear end of the running platform supporting plate 3 can be effectively buffered, the running platform supporting plate 3 can achieve the full-direction damping effect in the use process, and the use quality requirement of the device is improved.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (5)

1. The utility model provides a treadmill shock-absorbing structure, includes chassis (1), race platform support frame (2) and race platform backup pad (3), chassis (1) tip is connected its characterized in that with race platform support frame (2) tip: the utility model discloses a damping device for the running platform of the automobile, including base support frame (2), damping block (11), movable rod (12), connecting seat (4) are still equipped with respectively in the middle part of running platform support frame (3) front side in the front and back both sides bottom surface, the rear side both ends still are equipped with articulated seat (5) respectively about connecting seat (4), be equipped with swing arm (6) on articulated seat (5), the other tip of swing arm (6) is equipped with leading wheel (7) through the pivot, leading wheel (7) bottom surface butt is subaerial, still is equipped with articulated seat two (8) on running platform support frame (3) bottom surface of swing arm (6) corresponding top on the running platform support frame (3) bottom surface, is equipped with articulated seat three (9) on swing arm (6) top surface near leading wheel (7), be equipped with damping device between articulated seat two (8) and three (10) articulated seat.

2. The treadmill cushioning structure of claim 1, wherein: the damping block (11) comprises a shell (13), a supporting seat (15), a movable seat (14) and a swinging seat (18), wherein the shell (13) is fixedly connected to the bottom wall of a corresponding installation groove respectively, the movable seat (14) is fixedly arranged at the end part of the movable rod (12) extending into the shell (13), the supporting seat (15) is fixedly arranged on the bottom wall of the shell (13) corresponding to the movable seat (14), the swinging rod I (16) is respectively hinged to the two ends of the movable seat (14), the swinging rod II (17) is respectively hinged to the two ends of the supporting seat (15), the two ends of the swinging rod I (16) and the other end part of the swinging rod II (17) are respectively hinged to the upper end and the lower end of the swinging seat (18) and form a prismatic structure together, cavities (19) capable of sliding up and down are respectively arranged on the inner walls of the left end and the right end of the shell (13) along the height direction of the corresponding parts of the swinging seat (18), guide rods (20) capable of sliding left and right in a penetrating mode are respectively arranged in the cavities (19), the end parts of the guide rods (20) are fixedly connected to the outer end parts of the guide rods (20) to the bottom surfaces of the swinging seat (18), and the bottom surfaces of the shell (19) are fixedly arranged between the two end surfaces of the bottom surfaces (18).

3. The treadmill cushioning structure of claim 2, wherein: the damping type shock absorber (22) is characterized in that a buffer spring (23) is further wound on the outer side face of the damping type shock absorber.

4. The treadmill cushioning structure of claim 2, wherein: a spring (21) is also fixedly arranged between the inner side end part of the guide rod (20) and the inner side wall of the cavity (19).

5. The treadmill cushioning structure of claim 1, wherein: the end part of the swing arm (6) far away from the hinge seat I (5) is provided with a rotating shaft in a penetrating way through a bearing, and two ends of the rotating shaft extend out of the end part of the swing arm (6) to be symmetrically and fixedly provided with a guide wheel (7).