CN218944270U

CN218944270U - Supine leg-lifting waist-abdomen strength training device

Info

Publication number: CN218944270U
Application number: CN202223182469.0U
Authority: CN
Inventors: 王利辉
Original assignee: Haoshi Fitness Equipment Shanghai Co ltd
Current assignee: Haoshi Fitness Equipment Shanghai Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-05-02
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a sit-up leg lifting waist and abdomen strength training device, which comprises a strength training mechanism, a strength adjusting mechanism, an intermittent mechanism and a damping mechanism, wherein the strength training mechanism comprises a training base, upper body supporting legs are symmetrically arranged at the top of the training base, back supporting plates are arranged at the tops of the two upper body supporting legs, a lower body supporting leg and a damping supporting leg are fixedly arranged at one side of the top of the training base, a lower body rotating shaft is rotatably connected to the top of the lower body supporting leg, leg supporting bases are rotatably connected to the top of the lower body rotating shaft, sliding grooves are formed in the middle parts of the leg supporting bases and the back supporting plates.

Description

Supine leg-lifting waist-abdomen strength training device

Technical Field

The utility model relates to the technical field of physical education equipment, in particular to a supine leg lifting waist and abdomen strength training device.

Background

The supine leg lifting action is to lie the body on the bed or the ground horizontally, the back clings to the bed surface or the ground, the arms straighten the palms and downwards fix the upper body, the abdominal muscles exert force to lift the legs simultaneously and put down simultaneously, and the operation is repeated for a plurality of times, and the supine leg lifting action should be performed by taking care of pulling up the buttocks with the strength of the lower abdomen instead of the impulsion of the lower abdomen and the knee joints, thereby being beneficial to the accuracy and the slow performance of the action and preventing the body from shaking.

The existing leg lifting training device is generally completed without aid of instruments but by overcoming the weight of the legs of the user, is far insufficient for people with higher training intensity and training effect, and meanwhile, when the user lifts the legs, the existing leg lifting training device cannot change the weight of the device to change the training intensity, so that the training device can adapt to different people, the existing leg lifting training device is not provided with a protection device during training, the body muscles are easily pulled in the training process, when a coach or other personnel are not protected, the situation that the user is accidentally injured by the training equipment is easily caused by separate training, and the leg lifting training device is quite impractical.

Disclosure of Invention

In order to overcome the technical problems, the utility model aims to provide a sit-up leg-lifting waist-abdomen strength training device, which is used for training waist-abdomen strength by arranging a strength training mechanism, changing the distance between a back support plate and an arm support through a sliding groove and an adjusting pulley, so as to adapt to people with different heights, adjusting the strength of waist-abdomen training by arranging a strength adjusting mechanism, adjusting the strength of an adjusting spring of the training device by arranging an intermittent mechanism, and damping a leg support base by arranging a damping mechanism.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a leg, waist and abdomen strength training device lifts on back, includes strength training mechanism, strength adjustment mechanism, intermittent mechanism and damper, strength training mechanism includes the training base, the top symmetry of training base installs upper body supporting leg, two the top of upper body supporting leg is provided with the back backup pad, the top one side fixed mounting of training base has lower body supporting leg and damper supporting leg, the top of lower body supporting leg rotates and is connected with lower body axis of rotation, the top of lower body axis of rotation rotates and is connected with shank supporting base, the sliding tray has all been seted up at shank supporting base and the middle part of back backup pad, the middle part rotation of sliding tray is connected with adjustment pulley, the middle part rotation of adjustment pulley is connected with the fastening screw, the both ends rotation of fastening screw is connected with the pulley bracing piece.

As a further scheme of the utility model: the utility model discloses a leg support board, pulley support bar's top fixed mounting has the shank backup pad, one side fixed mounting of shank backup pad has the shank backup pad, a plurality of regulation holes have been seted up at the middle part of shank backup pad, the middle part of regulation hole rotates and is connected with the shank training ware, the top fixed mounting of back backup pad has the latex pad, one end fixed mounting of latex pad has the headrest, one side fixed mounting of back backup pad has the arm support.

As a further scheme of the utility model: the power adjusting mechanism comprises a rotating top seat and a rotating base, one sides of the rotating top seat and the rotating base are rotationally connected with the power adjusting top seat and the power adjusting base, the middle part of the power adjusting top seat is rotationally connected with an adjusting screw, the middle part of the power adjusting base is rotationally connected with an adjusting shaft, the top of the power adjusting base is fixedly provided with an adjusting telescopic rod, and the outer side of the adjusting telescopic rod is fixedly provided with an adjusting spring.

As a further scheme of the utility model: the intermittent mechanism comprises an intermittent rotating disc, an anti-slip boss is fixedly arranged on the outer side of the intermittent rotating disc, an intermittent gear bar is arranged in the intermittent rotating disc, an intermittent rotating wheel is connected with the intermittent gear bar in a meshed mode, a gear shaft is fixedly arranged in the intermittent rotating wheel, an intermittent baffle is rotatably connected to one side of the top of the intermittent rotating wheel, an adjusting button is fixedly arranged on one side of the intermittent baffle, an intermittent spring is rotatably connected to the bottom of the intermittent baffle, and two ends of the intermittent spring are rotatably connected with a spring rotating shaft.

As a further scheme of the utility model: the damping mechanism comprises a damping sleeve, a damping spring is fixedly arranged in the damping sleeve, a spring limiter is fixedly arranged at the top of the damping spring, a damping rod is fixedly connected to the top of the spring limiter, and a damping footstock is fixedly arranged at the top of the damping rod.

As a further scheme of the utility model: the rotating top seat and the rotating base are respectively and fixedly connected with the leg supporting base and the training base, and the adjusting spring is fixedly connected with the intermittent rotating wheel.

As a further scheme of the utility model: the pulley support rod is fixedly connected with the upper body support leg, and the training base is fixedly arranged at the bottom of the arm support.

The utility model has the beneficial effects that:

(1) According to the waist and abdomen training device, the strength training mechanism is arranged to train waist and abdomen strength, and the distances between the back support plate and the arm support are changed through the sliding grooves and the adjusting pulleys, so that the waist and abdomen training device is suitable for people with different heights, people with different heights can grasp the arm support, meanwhile, the distances between the leg support plates can be adjusted, the leg training device can be matched with ankle positions of different people, and the waist and abdomen training purpose is achieved.

(2) The strength of waist and abdomen training is adjusted by the strength adjusting mechanism, so that the training device can be suitable for different crowds.

(3) The intensity of the adjusting spring of the training device is adjusted through the intermittent mechanism, and the tensioning degree of the spring is adjusted through rotation of the intermittent rotating disc, so that the intensity change of the adjusting spring is realized, and the training device can be suitable for different crowds.

(4) Through setting up damper and carrying out the shock attenuation to shank supporting base, avoid shank supporting base to fall and directly bump with the shock attenuation supporting leg, cause the damage of shock attenuation supporting leg.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the leg support base lifting structure of the present utility model;

FIG. 3 is a schematic side view of the overall structure of the present utility model;

FIG. 4 is a schematic view of the intermittent mechanism of the present utility model;

FIG. 5 is a schematic view of a shock absorbing mechanism according to the present utility model;

FIG. 6 is a schematic view of the force adjusting mechanism according to the present utility model.

In the figure: 1. a strength training mechanism; 101. training a base; 102. an arm support; 103. upper body support legs; 104. a back support plate; 105. a latex pad; 106. a headrest; 107. a sliding groove; 108. an adjusting pulley; 109. fastening a screw; 110. a pulley support rod; 111. a leg support plate; 112. leg support rods; 113. adjusting the hole; 114. leg training device; 115. lower body support legs; 116. a lower body rotation shaft; 117. damping support legs; 118. a leg support base; 2. a force adjusting mechanism; 201. a force adjusting top seat; 202. rotating the top seat; 203. an adjusting screw; 204. rotating the base; 205. a force adjustment base; 206. an adjusting shaft; 207. an adjusting spring; 208. adjusting the telescopic rod; 3. an intermittent mechanism; 301. an intermittent rotating disc; 302. a slip preventing protrusion; 303. intermittent gear strips; 304. a gear shaft; 305. an intermittent wheel; 306. an intermittent baffle; 307. intermittent springs; 308. a spring rotating shaft; 309. an adjustment button; 4. a damping mechanism; 401. a shock absorbing sleeve; 402. a damping spring; 403. a spring limiter; 404. a shock-absorbing rod; 405. and a damping footstock.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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. 1-6, a sit-up leg lifting waist and abdomen strength training device comprises a strength training mechanism 1, a strength adjusting mechanism 2, an intermittent mechanism 3 and a damping mechanism 4, wherein the strength training mechanism 1 comprises a training base 101, upper body supporting legs 103 are symmetrically arranged at the top of the training base 101, back supporting plates 104 are arranged at the tops of the two upper body supporting legs 103, a lower body supporting leg 115 and a damping supporting leg 117 are fixedly arranged at one side of the top of the training base 101, a lower body rotating shaft 116 is rotationally connected to the top of the lower body supporting leg 115, a leg supporting base 118 is rotationally connected to the top of the lower body rotating shaft 116, sliding grooves 107 are respectively formed in the middle parts of the leg supporting base 118 and the back supporting plates 104, adjusting pulleys 108 are rotationally connected to the middle parts of the sliding grooves 107, fastening screws 109 are rotationally connected to the middle parts of the adjusting pulleys 108, the two ends of the fastening screw 109 are rotationally connected with a pulley support rod 110, the top of the pulley support rod 110 is fixedly provided with a leg support plate 111, one side of the leg support plate 111 is fixedly provided with a leg support rod 112, the middle of the leg support rod 112 is provided with a plurality of adjusting holes 113, the middle of the adjusting holes 113 is rotationally connected with a leg trainer 114, the top of the back support plate 104 is fixedly provided with a latex pad 105, one end of the latex pad 105 is fixedly provided with a headrest 106, one side of the back support plate 104 is fixedly provided with an arm support 102, the pulley support rod 110 is fixedly connected with an upper body support leg 103, the training base 101 is fixedly arranged at the bottom of the arm support 102, the waist and abdomen force is trained by arranging a force training mechanism 1, the distance between the back support plate 104 and the arm support 102 is changed by arranging a sliding groove 107 and an adjusting pulley 108, so that the waist and abdomen force training device is suitable for people with different heights, people with different heights can grasp the arm support 102, and meanwhile, the distance between the leg support plates 111 can be adjusted, so that the leg trainer 114 can be matched with ankle positions of different people, and the purpose of waist and abdomen training is achieved.

The power adjustment mechanism 2 comprises a rotating top seat 202 and a rotating base 204, wherein one sides of the rotating top seat 202 and the rotating base 204 are rotationally connected with the power adjustment top seat 201 and the power adjustment base 205, the middle part of the power adjustment top seat 201 is rotationally connected with an adjusting screw 203, the middle part of the power adjustment base 205 is rotationally connected with an adjusting shaft 206, the top of the power adjustment base 205 is fixedly provided with an adjusting telescopic rod 208, the outer side of the adjusting telescopic rod 208 is fixedly provided with an adjusting spring 207, the rotating top seat 202 and the rotating base 204 are respectively fixedly connected with a leg supporting base 118 and a training base 101, the adjusting spring 207 is fixedly connected with an intermittent rotating wheel 305, and the strength of waist and abdomen training is adjusted by arranging the power adjustment mechanism 2, so that the training device can adapt to different crowds.

The intermittent mechanism 3 comprises an intermittent rotating disc 301, an anti-slip boss 302 is fixedly arranged on the outer side of the intermittent rotating disc 301, an intermittent gear strip 303 is arranged in the intermittent rotating disc 301, an intermittent rotating wheel 305 is connected with the inside of the intermittent gear strip 303 in a meshed mode, a gear shaft 304 is fixedly arranged in the intermittent rotating wheel 305, an intermittent baffle 306 is rotatably connected to one side of the top of the intermittent rotating wheel 305, an adjusting button 309 is fixedly arranged on one side of the intermittent baffle 306, an intermittent spring 307 is rotatably connected to the bottom of the intermittent baffle 306, spring rotating shafts 308 are rotatably connected to the two ends of the intermittent spring 307, the intensity of an adjusting spring 207 of the training device is adjusted through the arrangement of the intermittent mechanism 3, the tensioning degree of the spring 207 is adjusted through rotation of the intermittent rotating disc 301, and therefore intensity change of the adjusting spring 207 is achieved, and the training device can adapt to different crowds.

The damper 4 comprises a damper sleeve 401, a damper spring 402 is fixedly arranged in the damper sleeve 401, a spring limiter 403 is fixedly arranged at the top of the damper spring 402, a damper rod 404 is fixedly connected with the top of the spring limiter 403, a damper footstock 405 is fixedly arranged at the top of the damper rod 404, the leg support base 118 is damped by the damper 4, and the leg support base 118 is prevented from falling down to collide with the damper support leg 117, so that the damper support leg 117 is damaged.

The working principle of the utility model is as follows:

when the leg support base 118 is used, firstly, the distance between the back support plate 104 and the arm support 102 is changed through the sliding groove 107 and the adjusting pulley 108, so that the leg support base 102 can be gripped by people with different heights, meanwhile, the distance between the leg support plate 111 can be adjusted, the leg trainer 114 can be matched with the ankle of different people, the purpose of waist and abdomen training is achieved, secondly, the adjusting spring 207 is connected with the leg support base 118 through the adjusting screw 203, when the leg support base 118 is lifted in a supine mode, the downward pulling force of the leg support base 118 can be given by the adjusting spring 207, the training strength of the leg support is improved, the strength of the intermittent spring 307 is adjusted through rotating the intermittent rotating disc 301, the training strength is improved, finally, the leg support base 118 is damped through the damping spring 402, the leg support base 118 is prevented from falling down to collide with the damping support leg 117, and the damping support leg 117 is prevented from being damaged.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims

1. The utility model provides a leg-lifting waist abdomen strength training device of lying on back, includes strength training mechanism (1), strength adjustment mechanism (2), intermittent mechanism (3) and damper (4), a serial communication port, strength training mechanism (1) is including training base (101), upper body supporting leg (103) are installed to the top symmetry of training base (101), two the top of upper body supporting leg (103) is provided with back backup pad (104), the top one side fixed mounting of training base (101) has lower body supporting leg (115) and shock attenuation supporting leg (117), the top rotation of lower body supporting leg (115) is connected with lower body axis of rotation (116), the top rotation of lower body axis of rotation (116) is connected with shank supporting base (118), sliding groove (107) have all been seted up at the middle part of shank supporting base (118) and back backup pad (104), the middle part rotation of sliding groove (107) is connected with regulating pulley (108), the middle part of regulating pulley (108) is rotated and is connected with fastening screw (109), fastening screw (109) are connected with bracing piece (110).

2. The supine leg-lifting waist-abdomen strength training device according to claim 1, wherein a leg supporting plate (111) is fixedly installed at the top of the pulley supporting rod (110), a leg supporting rod (112) is fixedly installed at one side of the leg supporting plate (111), a plurality of adjusting holes (113) are formed in the middle of the leg supporting rod (112), a leg trainer (114) is rotatably connected to the middle of the adjusting holes (113), a rubber cushion (105) is fixedly installed at the top of the back supporting plate (104), a headrest (106) is fixedly installed at one end of the rubber cushion (105), and an arm support (102) is fixedly installed at one side of the back supporting plate (104).

3. The supine leg-lifting waist-abdomen strength training device according to claim 1, wherein the strength adjusting mechanism (2) comprises a rotating top seat (202) and a rotating base (204), one side of the rotating top seat (202) and one side of the rotating base (204) are rotationally connected with a strength adjusting top seat (201) and a strength adjusting base (205), the middle part of the strength adjusting top seat (201) is rotationally connected with an adjusting screw (203), the middle part of the strength adjusting base (205) is rotationally connected with an adjusting shaft (206), an adjusting telescopic rod (208) is fixedly installed at the top of the strength adjusting base (205), and an adjusting spring (207) is fixedly installed at the outer side of the adjusting telescopic rod (208).

4. The supine leg-lifting waist-abdomen strength training device according to claim 1, wherein the intermittent mechanism (3) comprises an intermittent rotating disc (301), an anti-slip protrusion (302) is fixedly arranged on the outer side of the intermittent rotating disc (301), an intermittent gear bar (303) is arranged in the intermittent rotating disc (301), an intermittent rotating wheel (305) is connected with the intermittent gear bar (303) in an engaged mode, a gear shaft (304) is fixedly arranged in the intermittent rotating wheel (305), an intermittent baffle (306) is rotatably connected to one side of the top of the intermittent rotating wheel (305), an adjusting button (309) is fixedly arranged on one side of the intermittent baffle (306), an intermittent spring (307) is rotatably connected to the bottom of the intermittent baffle (306), and two ends of the intermittent spring (307) are rotatably connected with a spring rotating shaft (308).

5. The supine leg-lifting waist-abdomen strength training device according to claim 1, wherein the damping mechanism (4) comprises a damping sleeve (401), a damping spring (402) is fixedly arranged in the damping sleeve (401), a spring limiter (403) is fixedly arranged at the top of the damping spring (402), a damping rod (404) is fixedly connected to the top of the spring limiter (403), and a damping footstock (405) is fixedly arranged at the top of the damping rod (404).

6. A leg-lifting waist-abdomen strength training device according to claim 3, wherein the rotating top base (202) and the rotating base (204) are fixedly connected with the leg supporting base (118) and the training base (101) respectively, and the adjusting spring (207) is fixedly connected with the intermittent rotating wheel (305).

7. The supine leg-lifting waist-abdomen strength training device according to claim 1, wherein the pulley support rod (110) is fixedly connected with the upper body support leg (103), and the training base (101) is fixedly installed at the bottom of the arm support (102).