CN208599084U

CN208599084U - Leg stretching device

Info

Publication number: CN208599084U
Application number: CN201821118275.5U
Authority: CN
Inventors: 马保安
Original assignee: Shandong Polytechnic College
Current assignee: Shandong Polytechnic College
Priority date: 2018-07-13
Filing date: 2018-07-13
Publication date: 2019-03-15
Anticipated expiration: 2028-07-13

Abstract

The utility model relates to a kind of leg stretching devices, including cross bar, perforative through-hole is equipped in cross bar, slide opening, slide opening is connected to outside through-hole and cross bar, shaft is set in through-hole, ring slider, cross bar lower surface is equipped with the two panels riser vertical with cross bar, when the utility model is used, it will be stuck on the steel column of outdoor exercise equipment between two risers, butterfly fastening screw is tightened to be fixed, shaking rocker arm makes grip block be in suitable position, sportsman, which lies on a pad, to be lifted the leg that required traction stretches and leg is put between two grip blocks, it holds and squeezes inflatable ball, repeatedly extruding inflates air bag layer, leg is fixed, then rocker arm is shaken, traction stretching is carried out to leg muscle, insertion lock pin no longer rotates shaft, body strength is reverse drag power, traction can be done to stretch, weight traction is provided without counterweight, this is practical new Type structure is simple, easy to carry, easy to operate, improves sport efficiency.

Description

Leg stretching device

Technical field

The utility model relates to a kind of leg stretching devices, belong to sports goods technical field.

Background technique

In the training of sport track and field class, the leg after exercise stretches the project that always sportsman must carry out, after movement Traction is carried out to leg and stretches the anxiety that can be protected ligament, reduce muscle, makes the of flaccid muscles of deflation, and can be reduced the pressure of muscle Compel, relax one's muscles, promote blood circulation, the recovery after accelerating training allows body more to loosen, and can slow down post exercise muscle acid Bitterly.In practical outdoor training, due to drawing the shortage of stretching device, sportsman generally uses hanging type traction device, moves Member lies on the cushion for being layered on ground, and leg is lifted, and is tractive force using catenary weight, leg is fixed, body strength is Reverse drag power, by ligament tension, achievees the purpose that relax one's muscles to overcome the convergent force of muscle, using such traction device, needs Using the counterweight of different quality, structure is more complicated, operates more troublesome.

Utility model content

Against the above technical problems, the utility model aim is to provide a kind of structure simple, easy to carry, easy to operate Leg stretching device, improve Athletess efficiency.

Leg stretching device described in the utility model, including cross bar, cross bar is interior to be equipped with perforative through-hole, slide opening, and slide opening connects Hole, equipped with the ring slider with its dimensional fits in through-hole, is equipped with "T"-shaped gag lever post, "T"-shaped gag lever post with outside cross bar all Transverse bar upper surface be close to cross bar lower surface, the vertical bar of "T"-shaped gag lever post is fixed after passing through slide opening with ring slider, annular Sliding block inner wall has screw thread, and cross bar one end is fixed with annular stop hole, and shaft is set in through-hole, and shaft passes through ring slider and limit Hole, is fixed with the first limit film, the second limit film on shaft, and the first limit film is close to cross bar side limit hole outer surface, and second Limit film is close to another side surface of cross bar, and shaft passes through and sets several equally distributed locked grooves at limit hole, and limit hole is equipped with lock Hole is inserted with lock pin in lockhole, and lock pin is inserted into the rotation of lockhole and locked groove limitation shaft, and the first limit bit end of shaft, which is equipped with, shakes Arm；

Wherein:

Crossbar end outer surface is equipped with the two panels riser vertical with cross bar, wherein a piece of riser, which is equipped with butterfly, fastens spiral shell Bar；

"T"-shaped gag lever post bottom is set there are two symmetrical arc grip block, and each grip block inner wall, which is equipped with, passes through pipeline string The air bag layer of connection.

Air bag layer is connected to by rubber tube with inflatable ball is squeezed.

Rocker arm is equipped with anti-slip layer.

Riser is located at side, bottom surface or the upper surface of crossbar end, and the multi-angle for being conducive to riser is fixed.

The utility model compared with prior art, has the advantages that.

The use of the new type tightens butterfly in use, will be stuck on the steel column of outdoor exercise equipment between two risers first Fastening screw is fixed, and shaking rocker arm makes grip block be in suitable position, and sportsman, which lies on a pad, stretches required traction Leg lift and leg be put between two grip blocks, hold squeeze inflatable ball, repeatedly extrude make air bag layer inflate, to leg into Row is fixed, and rocker arm is then shaken, and carries out traction stretching to leg muscle, insertion lock pin no longer rotates shaft, and body strength is Reverse drag power can do traction and stretch, and provide weight traction without counterweight, and the utility model structure is simple, easy to carry, operation Simplicity improves sport efficiency.

Detailed description of the invention

Fig. 1, an embodiment of the present invention perspective view；

Fig. 2, Fig. 1 decompose assembling schematic diagram；

Fig. 3, Fig. 1 main view；

The decomposition assembling figure of cross bar, ring slider, "T"-shaped gag lever post, grip block in Fig. 4, Fig. 2；

Fig. 5,2 structural schematic diagram of embodiment；

Fig. 6,3 structural schematic diagram of embodiment.

In figure: 1, fastening screw 2, riser 3, cross bar 4, grip block 5, air bag layer 6, rubber tube 7, lock pin 8, shake Arm 9, the first limit film 10, limit hole 11, squeeze inflatable ball 12, the second limit film 13, through-hole 14, ring slider 15, "T"-shaped gag lever post 16, anti-slip layer 17, slide opening 18, shaft 19, locked groove.

Specific embodiment

The utility model is described further below with reference to embodiment and Figure of description.

Embodiment 1

As shown in Figs 1-4, leg stretching device described in the utility model, including cross bar 3, cross bar 3 is interior to be equipped with perforative lead to Hole 13, slide opening 17, slide opening 17 are connected to outside through-hole 13 and cross bar 3, and the ring slider with its dimensional fits is equipped in through-hole 13 14, it is equipped with "T"-shaped gag lever post 15,3 lower surface of cross bar, "T"-shaped gag lever post 15 are close in the transverse bar upper surface of "T"-shaped gag lever post 15 Vertical bar pass through fixed with ring slider 14 after slide opening 17,14 inner wall of ring slider has screw thread, and 3 one end of cross bar is fixed with ring Shape limit hole 10 sets shaft 18 in through-hole 13, and shaft 18 passes through ring slider 14 and limit hole 10, and the is fixed on shaft 18 One limit film 9, the second limit film 12, the first limit film 9 are close to 3 side limit hole of cross bar, 10 outer surface, and the second limit film 12 is tight Another side surface of cross bar 3 is pasted, shaft 18 passes through and sets several equally distributed locked grooves 19 at limit hole 10, and limit hole 10 is equipped with lock Hole is inserted with lock pin 7 in lockhole, and lock pin 7 is inserted into lockhole and locked groove 19 limits the rotation of shaft 18, the first limit film 9 of shaft 18 End is equipped with rocker arm 8；

Wherein:

3 end lower surface of cross bar is equipped with the two panels riser 2 vertical with cross bar 3, wherein a piece of riser 2 is fastened equipped with butterfly Screw rod 1；

"T"-shaped 15 bottom of gag lever post is set there are two symmetrical arc grip block 4, and each 4 inner wall of grip block, which is equipped with, passes through pipe The concatenated air bag layer 5 in road.

Air bag layer 5 is connected to by rubber tube 6 with inflatable ball 11 is squeezed.

Rocker arm 8 is equipped with anti-slip layer 16；

Riser 2 is located at the lower surface of 3 end of cross bar.

Embodiment 2

As shown in figure 5, as described in Example 1, except that riser 2 is located at the upper surface of 3 end of cross bar.

Embodiment 3

As shown in fig. 6, as described in Example 1, except that riser 2 is located at the side of 3 end of cross bar.

Claims

1. a kind of leg stretching device, it is characterised in that: including cross bar (3), be equipped with perforative through-hole (13), slide opening in cross bar (3) (17), slide opening (17) connection through-hole (13) and cross bar (3) is external, and the ring slider with its dimensional fits is equipped in through-hole (13) (14), "T"-shaped gag lever post (15) are equipped with, cross bar (3) lower surface is close in the transverse bar upper surface of "T"-shaped gag lever post (15), "T"-shaped The vertical bar of gag lever post (15) passes through slide opening (17) and fixes afterwards with ring slider (14), and ring slider (14) inner wall has screw thread, Cross bar (3) one end is fixed with annular stop hole (10), is set shaft (18) in through-hole (13), and shaft (18) passes through ring slider (14) With limit hole (10), the first limit film (9), the second limit film (12) are fixed on shaft (18), the first limit film (9) is close to horizontal Bar (3) side limit hole (10) outer surface, the second limit film (12) are close to cross bar (3) another side surface, and shaft (18) passes through limit Several equally distributed locked grooves (19) are set at position hole (10), limit hole (10) is equipped with lockhole, is inserted with lock pin (7) in lockhole, locks The rotation of (7) insertion lockhole and locked groove (19) limitation shaft (18) is sold, the first limit film (9) end of shaft (18) is equipped with rocker arm (8)；

Wherein:

Cross bar (3) end outer surface is equipped with the two panels riser (2) vertical with cross bar (3), wherein a piece of riser (2) is equipped with butterfly Fastening screw (1)；

"T"-shaped gag lever post (15) bottom is set there are two symmetrical arc grip block (4), and each grip block (4) inner wall, which is equipped with, to be passed through The air bag layer (5) of placed in series.

2. leg stretching device according to claim 1, it is characterised in that: air bag layer (5) is filled by rubber tube (6) with extruding Balloon (11) connection.

3. leg stretching device according to claim 1, it is characterised in that: rocker arm (8) is equipped with anti-slip layer (16).

4. leg stretching device according to claim 1, it is characterised in that: riser (2) be located at cross bar (3) end side, Bottom surface or upper surface.