CN219207932U - Leg pressing device - Google Patents

Abstract

The utility model discloses a leg pressing device which comprises a box body, wherein the top of the box body is fixedly connected with a backup plate, the front side of the backup plate is fixedly connected with a backing plate, both ends of the inside of the box body are respectively provided with a stretching plate, the inside of the stretching plate is rotationally connected with a threaded rod, the outer side of the threaded rod is in threaded connection with a sliding block, one end of the stretching plate is fixedly connected with a supporting shaft, the supporting shaft is rotationally connected with the inside of the box body, one side of the sliding block is fixedly connected with a fixing plate, one side of the fixing plate is fixedly connected with a fixing block, and one side of the top of the fixing block is hinged with a pressing plate. The leg pressing device enables the pressing plate to pull the user's lower leg to stretch backwards, is convenient for press the leg, does not need other people to help, saves manpower, is good in stability, and is convenient to adjust correspondingly according to the leg length of the user, and convenient to use.

Description

Leg pressing device

Technical Field

The utility model relates to the technical field of taekwondo training devices, in particular to a leg pressing device.

Background

Taekwondo is a armed technology based on leg method, and the flexible application of the gait in actual combat has extremely important significance for ensuring full play of the power of legs and obtaining the winning of actual combat; the leg method is used with the attack of the rear leg, so the footwork of taekwondo has the clear characteristics that the center of gravity falls between two feet or is deviated from the front foot, and the body posture is mainly in a side standing position so as to protect the body and the lower vital parts and enable the rear leg to exert force through twisting waist and turning hip, thereby increasing the strength and speed of the striking.

When taekwondo teaching is performed, a trainer needs to perform ligament stretching training, most of the stretching training is performed by manual assistance, and a force training device for taekwondo is disclosed in a publication CN 208145388U.

When the scheme is used, the stretching sleeves are bound on the legs, so that the muscles and ligaments of the legs are stretched to perform leg flexibility training, but the limiting effect on the legs of a user is poor, the stability is insufficient when the legs are stretched and pressed, the stretching effect is not good enough, and the user does not have auxiliary force to apply force to the legs when stretching, so that the training effect cannot be achieved.

Disclosure of Invention

The utility model aims to provide a leg pressing device, which solves the problems that the prior art has poor limiting effect on the legs of a user, the stability is insufficient when the legs are pressed by stretching, the stretching effect is insufficient, the leg is forced by the user without auxiliary force when the legs are stretched, and the training effect cannot be achieved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a leg pressing device, includes the box, its box top fixedly connected with backup plate, backup plate front side fixedly connected with backing plate, the inside both ends of box all are provided with the tensile board, the inside rotation of tensile board is connected with the threaded rod, threaded rod outside threaded connection has the slider, slider sliding connection is inside the tensile board, tensile board one end fixedly connected with back shaft, the back shaft rotates to be connected in the box inside, slider one side fixedly connected with fixed plate, fixed plate one side fixedly connected with fixed block, fixed block top one side articulates there is the clamp plate.

Preferably, the equal fixedly connected with clamp in fixed plate one side both ends, two the clamp sets up in the fixed block both sides respectively, clamp plate outside fixedly connected with draw-in lever, the fixed block bottom rotates and is connected with the buckle, buckle and draw-in lever looks adaptation make the buckle carry out the joint to the draw-in lever to spacing the clamp plate, fix user's shank.

Preferably, the inside fixedly connected with step motor of box, step motor output fixedly connected with take-up pulley, take-up pulley outside is around being equipped with the stay cord, thereby makes step motor start drive take-up pulley rotation and receive and releases the stay cord.

Preferably, guide rods are fixedly connected to two ends of the inner portion of the box body, two pull ropes are respectively wound on the outer sides of the two guide rods, one ends, away from the take-up pulley, of the two pull ropes are respectively fixedly connected with the rear sides of the two stretching plates, and the pull ropes pull the stretching plates to deflect.

Preferably, the spout has all been seted up to the backup plate both sides, two the equal fixedly connected with slide bar of spout is inside, two the equal sliding connection of spout is inside has the removal frame, two the slide bar runs through two removal frames respectively and with two removal frame sliding connection, is favorable to carrying out spacingly to the removal frame.

Preferably, springs are sleeved on the outer sides of the two sliding rods, two ends of each spring are fixedly connected with the movable frame and the backup plate respectively, the movable frame is limited, and the movable frame can be driven to reset.

Preferably, a handrail is fixedly connected between the front ends of the two movable frames, a controller is sleeved outside the handrail, the controller is electrically connected with the stepping motor, a user can conveniently pull the handrail to support the body, and the stepping motor can be controlled to be opened and closed by using the controller.

The leg pressing device has the following beneficial effects:

1. when the leg pressing device is used, a user sits in front of the box body, and makes the two stretching plates deflect forwards, so that the stretching plates are vertical to the box body, then the user's lower legs are attached to the clamp and the fixing block, the pressing plate is closed, the clamp is rotated, the clamp is clamped with the clamping rod, and the pressing plate is limited, so that the user's lower legs are fixed, stretching is facilitated, then the handrail is pulled downwards, the handrail drives the movable frame to descend, the movable frame pulls the springs to move, the movable frame is limited, the handrail is pulled to the front of the body to be beneficial to supporting the user's body, the body is prevented from toppling, and the controller is convenient to operate;

2. according to the leg pressing device, the controller controls the stepping motor to start, the winding wheel is driven to rotate when the stepping motor starts, the winding wheel rotates to drive the pull rope to wind, and the pull rope pulls the stretching plate to deflect, so that the pressing plate pulls the lower leg of a user to stretch backwards, leg pressing is convenient, no other people help is needed, labor is saved, and stability is good;

3. this leg pressing device through rotating the threaded rod, makes the threaded rod drive the slider and removes to make the slider drive the fixed plate and remove, the fixed plate drives fixed block and clamp plate again and removes, is favorable to adjusting the position of fixed block and clamp plate, and the convenience is according to user's shank length and is carried out corresponding regulation, convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is a schematic view of the structure of the stretch panel of the present utility model;

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

FIG. 4 is a schematic view of a platen according to the present utility model;

fig. 5 is a schematic structural view of the back plate of the present utility model.

[ Main reference numerals Specification ]

1. A case; 2. a backup plate; 3. stretching a plate; 4. a threaded rod; 5. a slide block; 6. a support shaft; 7. a fixing plate; 8. a fixed block; 9. a pressing plate; 10. a buckle; 11. a clamping rod; 12. a clamp; 13. a stepping motor; 14. a wire winding wheel; 15. a guide rod; 16. a slide bar; 17. a moving rack; 18. a spring; 19. an armrest; 20. a controller; 21. a pull rope; 22. a backing plate.

Detailed Description

The leg pressing apparatus of the present utility model will be described in further detail with reference to the accompanying drawings.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be capable of being practiced otherwise than as specifically illustrated and described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1, 2, 3, 4 and 5, the present utility model provides a technical solution: a leg pressing device comprises a box body 1, wherein the top of the box body 1 is fixedly connected with a backup plate 2, the front side of the backup plate 2 is fixedly connected with a backing plate 22, both ends of the inside of the box body 1 are respectively provided with a stretching plate 3, the inside of the stretching plate 3 is rotationally connected with a threaded rod 4, the outer side of the threaded rod 4 is in threaded connection with a sliding block 5, the sliding block 5 is slidingly connected inside the stretching plate 3, one end of the stretching plate 3 is fixedly connected with a supporting shaft 6, the supporting shaft 6 is rotationally connected inside the box body 1, one side of the sliding block 5 is fixedly connected with a fixing plate 7, one side of the fixing plate 7 is fixedly connected with a fixing block 8, one side of the fixing block 8 is hinged with a pressing plate 9, both ends of one side of the fixing plate 7 are fixedly connected with clamping hoops 12, the two hoops 12 are respectively arranged on both sides of the fixing block 8, the outer side of the pressing plate 9 is fixedly connected with a clamping rod 11, the bottom of the fixing block 8 is rotationally connected with a clamp 10, the clamp 10 is matched with the clamping rod 11, the clamp 10 is clamped with the clamping rod 11, thereby limiting the pressing plate 9, fixing the legs of a user, fixedly connecting a stepping motor 13 in the box body 1, fixedly connecting a take-up pulley 14 at the output end of the stepping motor 13, winding a pull rope 21 outside the take-up pulley 14, enabling the stepping motor 13 to start to drive the take-up pulley 14 to rotate so as to take up and pay-off the pull rope 21, fixedly connecting guide rods 15 at both ends in the box body 1, respectively winding the two pull ropes 21 outside the two guide rods 15, fixedly connecting one ends of the two pull ropes 21 far away from the take-up pulley 14 with the rear sides of the two stretching plates 3 respectively, enabling the pull ropes 21 to pull the stretching plates 3 to deflect, respectively opening sliding grooves at both sides of the back plate 2, fixedly connecting sliding rods 16 in the two sliding grooves, respectively sliding moving frames 17 in the two sliding grooves, respectively penetrating the two moving frames 17 and sliding the two sliding rods 16, be favorable to carrying out spacingly to removing frame 17, two slide bars 16 outside all overlaps and is equipped with spring 18, two spring 18 both ends respectively with remove frame 17 and backup plate 2 fixed connection, carry out spacingly to removing frame 17 to can drive and remove frame 17 and reset, fixedly connected with handrail 19 between two remove frame 17 front ends, the outside cover of handrail 19 is equipped with controller 20, controller 20 and step motor 13 electric connection, convenient to use person pulls handrail 19 and supports the health, and can carry out switching through using controller 20 control step motor 13.

In this example, the user sits in front of the case 1, and deflects the two stretching plates 3 forward, so that the stretching plates 3 are vertical to the case 1, then the user's lower leg is attached to the clamp 12 and the fixing block 8, the pressing plate 9 is closed, the clamp 10 is rotated, the clamp 10 is clamped with the clamping rod 11, and the pressing plate 9 is limited, so that the user's lower leg is fixed, the user can conveniently stretch, then the armrest 19 is pulled down, the armrest 19 drives the movable frame 17 to descend, the movable frame 17 pulls the spring 18 to move, so that the movable frame 17 is limited, the armrest 19 is pulled to the front of the user to be beneficial to supporting the user's body, preventing the user from toppling, and the controller 20 is convenient to operate.

The controller 20 is used for controlling the stepping motor 13 to start, the take-up pulley 14 is driven to rotate when the stepping motor 13 starts, the take-up pulley 14 rotates to drive the pull rope 21 to wind, and the pull rope 21 pulls the stretching plate 3 to deflect, so that the pressing plate 9 pulls the lower leg of a user to stretch backwards, leg pressing is facilitated, the help of others is not needed, labor is saved, and stability is good.

Through rotating threaded rod 4, make threaded rod 4 drive slider 5 and remove to make slider 5 drive fixed plate 7 and remove, fixed plate 7 drives fixed block 8 and clamp plate 9 again and removes, is favorable to adjusting fixed block 8 and clamp plate 9's position, and the convenience is according to user's shank length and is adjusted correspondingly, facilitate the use.

Working principle: when the device is used, a user sits in front of the box body 1, and deflects the two stretching plates 3 forwards, so that the stretching plates 3 are vertical to the box body 1, then the lower legs of the user are attached to the clamp 12 and the fixed block 8, the pressing plate 9 is closed, the clamp 10 is rotated, the clamp 10 is clamped with the clamping rod 11, the pressing plate 9 is limited, the lower legs of the user are fixed, the handrail 19 is pulled downwards, the handrail 19 drives the movable frame 17 to descend, the movable frame 17 pulls the springs 18 to move, the movable frame 17 is limited, and the handrail 19 is pulled to the front of the user to support the body of the user and control the controller 20.

The controller 20 controls the stepping motor 13 to start, when the stepping motor 13 starts, the take-up pulley 14 is driven to rotate, the take-up pulley 14 rotates to drive the pull rope 21 to wind, and the pull rope 21 pulls the stretching plate 3 to deflect, so that the pressing plate 9 pulls the lower leg of a user to pull backwards.

Through rotating threaded rod 4, make threaded rod 4 drive slider 5 and remove to make slider 5 drive fixed plate 7 and remove, fixed plate 7 drives fixed block 8 and clamp plate 9 again and removes, adjusts the position of fixed block 8 and clamp plate 9.

The foregoing description is only of the preferred embodiments of the present utility model, and is not intended to limit the scope of the present utility model.

Claims (7)

1. Leg pressing device, including box (1), its characterized in that: the utility model discloses a box, including box (1), backup plate (2) front side fixedly connected with backing plate (22), box (1) inside both ends all are provided with tensile board (3), the inside rotation of tensile board (3) is connected with threaded rod (4), threaded rod (4) outside threaded connection has slider (5), slider (5) sliding connection is inside tensile board (3), tensile board (3) one end fixedly connected with back shaft (6), back shaft (6) rotate and connect inside box (1), slider (5) one side fixedly connected with fixed plate (7), fixed plate (7) one side fixedly connected with fixed block (8), fixed block (8) top one side articulates there is clamp plate (9).

2. A leg rest apparatus as claimed in claim 1, wherein: the clamping device is characterized in that clamping hoops (12) are fixedly connected to two ends of one side of the fixing plate (7), the two clamping hoops (12) are respectively arranged on two sides of the fixing block (8), clamping rods (11) are fixedly connected to the outer side of the pressing plate (9), buckles (10) are rotatably connected to the bottom of the fixing block (8), and the buckles (10) are matched with the clamping rods (11).

3. A leg rest apparatus as claimed in claim 1, wherein: the novel wire winding device is characterized in that a stepping motor (13) is fixedly connected inside the box body (1), the output end of the stepping motor (13) is fixedly connected with a wire winding wheel (14), and a pull rope (21) is wound on the outer side of the wire winding wheel (14).

4. A leg rest according to claim 3, wherein: the two ends inside the box body (1) are fixedly connected with guide rods (15), the two pull ropes (21) are respectively wound on the outer sides of the two guide rods (15), and one ends, far away from the take-up pulley (14), of the two pull ropes (21) are respectively fixedly connected with the rear sides of the two stretching plates (3).

5. A leg rest according to claim 3, wherein: the two sides of the backup plate (2) are provided with sliding grooves, the inside of each sliding groove is fixedly connected with a sliding rod (16), the inside of each sliding groove is slidably connected with a movable frame (17), and each sliding rod (16) penetrates through each movable frame (17) and is slidably connected with each movable frame (17).

6. A leg rest apparatus as claimed in claim 5, wherein: springs (18) are sleeved on the outer sides of the two sliding rods (16), and two ends of each spring (18) are fixedly connected with the movable frame (17) and the backup plate (2) respectively.

7. A leg rest apparatus as claimed in claim 6, wherein: an armrest (19) is fixedly connected between the front ends of the two movable frames (17), a controller (20) is sleeved outside the armrest (19), and the controller (20) is electrically connected with the stepping motor (13).

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