CN212548159U

CN212548159U - Ligament stretcher for training cheering gym

Info

Publication number: CN212548159U
Application number: CN202021444793.3U
Authority: CN
Inventors: 陈雅琪
Original assignee: Zhengzhou Institute of Finance and Economics
Current assignee: Zhengzhou Institute of Finance and Economics
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-02-19
Anticipated expiration: 2030-07-21

Abstract

The utility model discloses a ligament stretcher for cheering exercises training, comprising a base plate, the supporting leg has all been welded in bottom plate bottom four corners, and bottom plate top outer wall opens the sliding tray that has the symmetric distribution, the sliding tray is inside all to be inlayed and to be equipped with the sliding block, and the sliding block top rotates and be connected with first connecting plate, the outside slip of first connecting plate is pegged graft and is had the second connecting plate, and bottom plate top outer wall opens and to have the spacing groove, the sliding grafting of spacing inslot wall has the rack, and the rack toothing transmission has the gear, gear connection has gear motor, and the welding of rack one side outer wall has the first stopper that the equidistance distributes. The utility model discloses utilize mutually supporting of gear motor, rack and gear, when pressing down the trigger formula switch, the gear motor can drive the slow decline of second connecting plate, and the sliding block can drive the slow expansion of second connecting plate to carry out the tensile processing of ligament to the user, and the connecting plate interval is adjustable, the crowd that can the multiple different heights of adaptation.

Description

Ligament stretcher for training cheering gym

Technical Field

The utility model relates to a training equipment technical field especially relates to a ligament stretcher for cheering exercise training.

Background

The cheering exercises are in the training process, need carry out the zipper of ligament, but at tensile in-process, most stretching device is in the in-process of carrying out the stretching to the ligament, and when tensile to the bottom, the user is probably because violent pain, and can't control stretching device, can make the device atress violently and cause the strain to some stretching devices can't adjust according to user's height, make the practicality of device not high.

Therefore, Chinese patent (application No. 201920586417.9) discloses "ligament stretcher for cheering exercise training", the ligament stretcher of this design utilizes reciprocating of handle and then realizes the tensile of ligament through setting up the cooperation of spout and handle, trains the ligament of hand, waist and foot simultaneously and tensile to set up foam-rubber cushion and arc connection platform, realized smooth connection, carry out safety protection for the danger that probably takes place simultaneously, improve the security of training. However, the device is simple in construction and lacks the associated safeguards that the user may loosen the handle due to severe pain and cause strain on the ligaments when depressed to a certain extent.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a ligament stretcher for training cheering exercises.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a ligament stretcher for training of cheering exercises comprises a bottom plate, wherein supporting legs are welded at four corners of the bottom plate, sliding grooves are symmetrically distributed on the outer wall of the top of the bottom plate, sliding blocks are embedded in the sliding grooves, the tops of the sliding blocks are rotatably connected with first connecting plates, second connecting plates are slidably inserted in the outer portions of the first connecting plates, limiting grooves are formed in the outer wall of the top of the bottom plate, racks are slidably inserted in the inner walls of the limiting grooves, gears are meshed with the racks and are driven to rotate, reduction motors are connected with the gears, first limiting blocks are welded on the outer wall of one side of each rack and are distributed equidistantly, a fixing shell is welded on the outer wall of one side of the bottom of each limiting groove, a second limiting block is inserted in the fixing shell, a compression spring is welded on the outer wall of one side of the second limiting block, a traction rope is connected with a rolling roller, the outer wall welding of bottom plate top has the pole of holding up of symmetric distribution, and holds up and install the trigger formula switch on the pole.

Preferably, the trigger switch is connected with the micro motor and the trigger switch through a wire, and the trigger switch is connected with the switch.

Preferably, the outer walls of the two sides of the rack are welded with limiting strips, and the limiting strips and the limiting grooves form sliding fit.

Preferably, the first connecting plate is matched with the second connecting plate, the outer wall of one side of the second connecting plate is connected with a bolt through threads, and the first connecting plate is in fastening fit with the bolt.

Preferably, the outer wall of the second connecting plate is provided with a rubber pad, and a sponge is arranged inside the rubber pad.

Preferably, the size of the inner wall of the sliding groove is matched with the size of the sliding block, and the sliding groove and the sliding block form sliding fit.

Preferably, the number of teeth of the effective gear of the rack is 3-4 times that of the teeth of the effective gear of the gear.

The utility model has the advantages that:

1. the ligament stretcher for training utilizes the mutual matching of the speed reducing motor, the rack and the gear, when the trigger switch is pressed, the speed reducing motor can drive the second connecting plate to slowly descend, and the sliding block can drive the second connecting plate to slowly expand, so that ligament stretching processing is carried out on a user, and the distance between the first connecting plate and the second connecting plate is adjustable, so that the ligament stretcher can be adapted to crowds with different heights;

2. this ligament stretcher is used in training of design, at the slow in-process that descends of rack, the micro motor can drive the rolling cylinder and carry out the rolling to the haulage rope to shrink the second stopper, when the user is too painful at tensile in-process, loosen the trigger formula switch, the second stopper just can pop out, spacing to the rack, prevent that the second connecting plate from continuing to expand, can prevent that the user from pulling.

Drawings

FIG. 1 is a cross-sectional view of the overall structure of a ligament stretcher for training cheering exercises according to the present invention;

FIG. 2 is an enlarged view of a portion of the structure of a ligament stretcher for training cheering gym according to the present invention;

fig. 3 is a top view of the overall structure of a ligament stretcher for training cheering gym.

In the figure: 1 bottom plate, 2 supporting legs, 3 sliding tray, 4 sliding blocks, 5 first connecting plates, 6 second connecting plates, 7 spacing grooves, 8 racks, 9 gears, 10 gear motor, 11 first spacing blocks, 12 fixed shells, 13 second spacing blocks, 14 compression springs, 15 haulage ropes, 16 rolling cylinders, 17 micro motor, 18 hold up the pole, 19 trigger formula switches.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a ligament stretcher for training of cheering exercises comprises a bottom plate 1, supporting legs 2 are welded at four corners of the bottom plate 1, sliding grooves 3 are symmetrically distributed on the outer wall of the top of the bottom plate 1, sliding blocks 4 are embedded in the sliding grooves 3, a first connecting plate 5 is rotatably connected to the top of each sliding block 4, the size of the inner wall of each sliding groove 3 is matched with that of each sliding block 4, the sliding grooves 3 and the sliding blocks 4 form sliding fit, the first connecting plate 5 is matched with a second connecting plate 6, a bolt is connected to the outer wall of one side of the second connecting plate 6 through a thread, a rubber pad is arranged on the outer wall of the second connecting plate 6, a sponge is arranged in each rubber pad, the first connecting plate 5 and the bolt form fastening fit, the second connecting plate 6 is slidably inserted in the outer part of the first connecting plate 5, a limiting groove 7 is formed in the outer wall, the gear 9 is meshed with the rack 8 in a transmission mode, the outer walls of two sides of the rack 8 are welded with limiting strips, the limiting strips are in sliding fit with the limiting grooves 7, the gear 9 is connected with a speed reducing motor 10, the outer wall of one side of the rack 8 is welded with first limiting blocks 11 distributed equidistantly, the number of effective teeth of the rack 8 is 3-4 times that of the effective teeth of the gear 9, the speed reducing motor 10 is utilized to mutually match the rack 8 with the gear 9, when the trigger switch 19 is pressed, the speed reducing motor 10 can drive the second connecting plate 6 to slowly descend, the sliding block 4 can drive the second connecting plate 6 to slowly expand, ligament stretching processing is conducted on a user, the distance between the first connecting plate 5 and the second connecting plate 6 is adjustable, and the ligament stretching processing device can be adapted to crowds;

the outer wall of one side of the bottom of the limiting groove 7 is welded with a fixed shell 12, a second limiting block 13 is inserted into the fixed shell 12, a compression spring 14 is welded on the outer wall of one side of the second limiting block 13, the second limiting block 13 is connected with a traction rope 15, the traction rope 15 is connected with a winding roller 16, a micro motor 17 is connected with the outer wall of one side of the winding roller 16, symmetrically distributed holding rods 18 are welded on the outer wall of the top of the bottom plate 1, a trigger switch 19 is installed on the holding rods 18, the trigger switch 19 is connected with the micro motor 17 and the trigger switch 19 through wires, the trigger switch 19 is connected with a switch, during the slow descending process of the rack 8, the micro motor 17 drives the winding roller 16 to wind the traction rope 15, so that the second limiting block 13 is contracted, when a user is too painful in the stretching process, the trigger switch 19 is loosened, and the second, carry on spacingly to rack 8, prevent that second connecting plate 6 from continuing to expand, can prevent that the user from pulling.

The working principle is as follows: when using this ligament stretcher for training, at first adjust the distance between first connecting plate 5 and the second connecting plate 6 according to user's height, the user opens both legs and places it in second connecting plate 6 top after the regulation finishes, later both hands hold up pole 18, and press trigger formula switch 19, micro motor 17 can drive the rotation of rolling cylinder 16 and roll haulage rope 15, and second stopper 13 can be shrunk, and gear motor 10 drives rack 8 and slowly descends, thereby slowly expand second connecting plate 6, stretch the ligament to the user, and when user's ligament is too painful, only need loosen trigger formula switch 19, gear motor 10 can the stall, and compression spring 14 can pop out second stopper 13, it is spacing to rack 8, prevent that second connecting plate 6 from continuing to expand and cause the injury to the user.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A ligament stretcher for training cheering exercises comprises a bottom plate (1) and is characterized in that supporting legs (2) are welded at four corners of the bottom plate (1), sliding grooves (3) which are symmetrically distributed are formed in the outer wall of the top of the bottom plate (1), sliding blocks (4) are embedded inside the sliding grooves (3), the tops of the sliding blocks (4) are rotatably connected with first connecting plates (5), second connecting plates (6) are slidably inserted outside the first connecting plates (5), limiting grooves (7) are formed in the outer wall of the top of the bottom plate (1), racks (8) are slidably inserted in the inner walls of the limiting grooves (7), gears (9) are meshed and driven by the racks (8), the gears (9) are connected with speed reducing motors (10), first limiting blocks (11) which are equidistantly distributed are welded on the outer wall of one side of each rack (8), fixing shells (12) are welded on the outer walls of the bottoms of the limiting grooves (7), and set casing (12) inside grafting has second stopper (13), the outer wall welding of second stopper (13) one side has compression spring (14), and second stopper (13) are connected with haulage rope (15), haulage rope (15) are connected with rolling drum (16), and rolling drum (16) one side outer wall connection has micro motor (17), bottom plate (1) top outer wall welding has the pole (18) of holding up of symmetric distribution, and holds up and install trigger formula switch (19) on pole (18).

2. The ligament stretcher for training of cheering exercises according to claim 1, wherein the trigger switch (19) is connected with a micro motor (17) and the trigger switch (19) through a wire, and the trigger switch (19) is connected with a switch.

3. The ligament stretcher for training of cheering exercises according to claim 1, wherein the outer walls of two sides of the rack (8) are welded with limiting strips, and the limiting strips and the limiting grooves (7) form sliding fit.

4. The ligament stretcher for training of cheering exercises as recited in claim 1, wherein the first connecting plate (5) is adapted to the second connecting plate (6), and a bolt is connected to an outer wall of one side of the second connecting plate (6) through a thread, and the first connecting plate (5) and the bolt form a fastening fit.

5. The ligament stretcher for training of cheering exercises according to claim 1, wherein the outer walls of the second connecting plates (6) are provided with rubber pads, and sponges are arranged inside the rubber pads.

6. The ligament stretcher for training of cheering exercises as claimed in claim 1, wherein the size of the inner wall of the sliding groove (3) is matched with that of the sliding block (4), and the sliding groove (3) and the sliding block (4) form sliding fit.

7. The ligament stretcher for training of cheering exercises according to claim 1, wherein the number of effective teeth of the rack (8) is 3-4 times the number of effective teeth of the gear (9).