CN111589056A

CN111589056A - Exercise device for stretching legs

Info

Publication number: CN111589056A
Application number: CN202010406325.5A
Authority: CN
Inventors: 金红光
Original assignee: Haining Shizheng Trading Co ltd
Current assignee: Haining Shizheng Trading Co ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2020-08-28
Anticipated expiration: 2040-05-14
Also published as: CN111589056B

Abstract

The invention relates to the technical field of sports equipment and discloses an exercise device for stretching legs, which comprises a supporting plate, wherein a sitting stool is fixedly installed at the front end of the supporting plate, a movable strip is rotatably connected to the upper part of the front end of the supporting plate, a fixed block is arranged at the front end of the supporting plate and behind the sitting stool, a T-shaped ejector rod is movably inserted in the middle of the fixed block, and a guide fork extending to the lower part of the movable strip is fixedly connected to the front end of the upper part of the T-shaped ejector rod. This be used for tensile exercise device of shank utilizes arc kicking block intermittent type jacking T type ejector pin through the driving-disc, makes its cooperation direction fork drive activity strip expansion shrink, and the cooperation is rotated adjusting screw and is changed the distance between the guide pulley, starts the telescopic link and drives the arc kicking block and remove to reached convenience of customers and tempered the shank automatically, can adjust the biggest angle dwell time to the shank is tensile as required, can be according to the effect of the expansion angle of self diathesis regulation shank.

Description

Exercise device for stretching legs

Technical Field

The invention relates to the technical field of sports equipment, in particular to an exercise device for stretching legs.

Background

With the general improvement of living standard and quality of people in modern society, people are focusing on the health problem gradually, and the best mode of ensuring the health and improving the physical quality is sports, and the sports have various modes, including running, yoga, dance and the like, and in the sports, the stretching of ligaments is an important basic work.

In traditional ligament stretch training, because corresponding training apparatus function is single, need the stretch of user manual operation control shank, to some users that the arm strength is less, it is more physically consumptive to operate the stretch of shank, some can be automatic to the tensile device of shank, its steerable apparatus makes two legs reciprocal open, close, open often can not do the stop to the angle of maximization on the way, consequently it is difficult to make the user adapt to the specific action after two legs stretch to the angle of maximization, can not reach the training effect, in addition because different user's physique is different, the angle that its shank can be stretched and expanded in the initial stage is also different, and general automatic training device can not reach the effect of adjusting the expansion angle of shank according to the physique ration.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an exercise device for stretching legs, which has the advantages of adjusting the maximum angle stay time for stretching the legs according to needs, adjusting the expansion angle of the legs according to the self quality and the like, and solves the problems.

(II) technical scheme

In order to achieve the purposes of adjusting the maximum angle retention time for stretching the leg part according to needs, adjusting the expansion angle of the leg part according to the self quality and the like, the invention provides the following technical scheme: an exercise device for stretching legs comprises a supporting plate, wherein a sitting stool is fixedly installed at the front end of the supporting plate, a movable strip is rotatably connected to the upper portion of the front end of the supporting plate, a fixed block is arranged at the front end of the supporting plate and behind the sitting stool, a T-shaped ejector rod is movably inserted in the middle of the fixed block, a first spring is fixedly connected between the T-shaped ejector rod and the side wall of an inner cavity of the fixed block, a guide fork extending to the lower portion of the movable strip is fixedly connected to the front end of the upper portion of the T-shaped ejector rod, symmetrical guide wheels are slidably connected to the front end of the T-shaped ejector rod, threaded sleeves are fixedly connected to the rear ends of the guide wheels, an adjusting screw rod is in threaded connection between the threaded sleeves, a driving disc is rotatably connected to the lower portion of the front end of the supporting plate, an arc-shaped, the left part and the right part of the inner cavity of the driving disc are both connected with a sealing plate in a sliding mode, and a second spring is arranged between the sealing plate and the side wall of the inner cavity of the driving disc.

Preferably, the front end of the movable strip is provided with a placing long groove, so that when a user conducts leg stretching training, the leg can be placed in the placing long groove, the placing long groove has a certain depth, and the situation that the leg is accidentally pulled out due to stress during leg stretching of the user can be prevented.

Preferably, the lower part of the movable strip is provided with a hollow groove matched with the guide fork, the inner cavity of the hollow groove is provided with a clamping column, and when the guide fork pushes the clamping column to move upwards in the hollow groove, the movable strip can be expanded towards two sides.

Preferably, the lower part of the T-shaped ejector rod is provided with an arc-shaped groove matched with the guide wheels, and when the guide wheels simultaneously move in the opposite direction or in the opposite direction for a certain distance along the arc-shaped groove, the guide wheels on the two sides are still positioned on the edge line of the same circle.

Preferably, the left part and the right part of the adjusting screw rod are respectively provided with threads in opposite directions, and when the adjusting screw rod is rotated in a certain direction, the threaded sleeves can correspondingly drive the guide wheels to simultaneously move towards or away from each other.

Preferably, the lower part of the driving disc is provided with a through groove, and when the arc-shaped top block moves outwards or inwards along the through groove, the arc-shaped top block can correspondingly enable the sealing plates on the two sides to move upwards or downwards to seal the inner cavity of the driving disc so as to prevent dust from entering.

Preferably, the inner cavity rear wall of the driving disc is provided with a sliding groove matched with the arc-shaped ejecting block, and the arc-shaped ejecting block moves outwards or inwards when the telescopic rod is started to work.

(III) advantageous effects

Compared with the prior art, the invention provides an exercise device for stretching legs, which has the following beneficial effects:

1. this an temper device for shank is tensile sits on sitting the bench through the user, and two legs are placed on the activity strip, and start-up driving-disc drives the arc kicking block and rotates, and the arc kicking block is the clearance promptly with the guide pulley jacking for the clearance of T type ejector pin drives the direction fork rebound, and the activity strip of both sides can be driven and outwards deflect, expands the drawing to user's shank, thereby has reached the automatic effect of tempering the shank of convenience of customers.

2. This an exercise device for shank is tensile, through rotating adjusting screw towards a certain direction for the thread bush drives the guide pulley and inwards or move to the outside simultaneously, can change the distance between the guide pulley, then leads to the time of arc kicking block contact guide pulley to change to some extent, and corresponding making activity strip maintains the biggest expansion angle time and changes to some extent, thereby reached and to have adjusted the effect to the tensile maximum angle dwell time of shank as required.

3. This an exercise device for shank is tensile, through starting the telescopic link, make it drive the arc kicking block and rise or descend the certain distance, when driving-disc drive arc kicking block rotates, the last moving distance that changes T type ejector pin that can be corresponding, the expansion angle of the change activity strip that corresponds to reached can be according to the effect of the expansion angle of self diathesis regulation shank.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a front sectional view of a connection portion of a fixing block and the like according to the present invention;

FIG. 3 is a front cross-sectional view of a connecting portion of a guide fork or the like of the present invention;

FIG. 4 is a front cross-sectional view of the connecting portion of the driving disk and the like of the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 4;

FIG. 6 is a plan view of a connecting portion such as a T-shaped carrier bar according to the present invention.

In the figure: the device comprises a support plate 1, a stool 2, a movable strip 3, a fixed block 4, a T-shaped ejector rod 5, a first spring 6, a guide fork 7, a guide wheel 8, a threaded sleeve 9, an adjusting screw rod 10, a driving disc 11, an arc-shaped ejector block 12, a telescopic rod 13, a sealing plate 14 and a second spring 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, an exercise device for stretching legs comprises a support plate 1, a stool 2 is fixedly installed at the front end of the support plate 1, a movable strip 3 is rotatably connected to the upper portion of the front end of the support plate 1, a placing elongated slot is formed at the front end of the movable strip 3, when a user conducts leg stretching training, the legs can be placed in the placing elongated slot, the placing elongated slot has a certain depth, the situation that the legs are accidentally pulled out due to stress during leg stretching of the user can be prevented, a hollow slot matched with a guide fork 7 is formed at the lower portion of the movable strip 3, a clamping column is arranged in the inner cavity of the hollow slot, when the clamping column is pushed by the guide fork 7 to move upwards in the hollow slot, the movable strip 3 can be expanded towards two sides, a fixed block 4 is arranged at the rear portion of the support plate 1 and located behind the stool 2, a T-shaped push rod 5 is movably inserted in the middle portion of the fixed block 4, an, when the guide wheels 8 move in opposite directions or in opposite directions for a certain distance along the arc-shaped groove, the guide wheels 8 on both sides are still positioned on the edge line of the same circle, a first spring 6 is fixedly connected between the T-shaped ejector rod 5 and the side wall of the inner cavity of the fixed block 4, the front end of the upper part of the T-shaped ejector rod 5 is fixedly connected with a guide fork 7 extending to the lower part of the movable strip 3, the front end of the T-shaped ejector rod 5 is slidably connected with symmetrical guide wheels 8, the rear end of the guide wheel 8 is fixedly connected with a threaded sleeve 9, an adjusting screw rod 10 is in threaded connection between the threaded sleeves 9, the left part and the right part of the adjusting screw rod 10 are both provided with threads in opposite directions, when the adjusting screw rod 10 is rotated in a certain direction, the threaded sleeve 9 can correspondingly drive the guide wheels 8 to move in opposite directions or in opposite directions simultaneously, the lower part of the front end of the support plate 1, it can be corresponding makes the closing plate 14 of both sides upwards or move down, the inner chamber of sealed driving-disc 11, prevent that the dust from getting into, the spout that matches with arc kicking block 12 is seted up to the inner chamber rear wall of driving-disc 11, it is convenient for telescopic link 13 start-up during operation, arc kicking block 12 is outside or inside removal, the lower part sliding connection of driving-disc 11 has arc kicking block 12, the inner chamber fixed mounting of driving-disc 11 has telescopic link 13 that extends to on arc kicking block 12, the equal sliding connection in inner chamber left part and the right part of driving-disc 11 has closing plate 14, be provided with second spring 15 between the inner chamber lateral wall of closing plate 14 and driving-.

The working principle is as follows: the exercise device for stretching the legs is characterized in that a user sits on a sitting stool 2, two legs are placed in long placement grooves on movable strips 3, a driving device is started to drive a driving disc 11 to drive arc-shaped top blocks 12 to rotate, the arc-shaped top blocks 12 lift guide wheels 8 in a clearance mode, so that T-shaped top rods 5 drive guide forks 7 to move upwards in a clearance mode, the movable strips 3 on the two sides can be driven to deflect outwards, the legs of the user are stretched, an adjusting screw rod 10 is rotated towards a certain direction in a matching mode, the threaded sleeves 9 drive the guide wheels 8 to move inwards or outwards simultaneously, the distance between the guide wheels 8 can be changed, the time when the arc-shaped top blocks 12 contact the guide wheels 8 is changed, correspondingly, the time when the movable strips 3 maintain the maximum stretching angle is changed, a telescopic rod 13 is started in a matching mode, the telescopic rod drives the arc-shaped top blocks 12 to ascend or descend for a certain distance, and when the driving disc 11 drives the arc-shaped top, the upward moving distance of the T-shaped ejector rod 5 can be correspondingly changed, and the expansion angle of the movable strip 3 is correspondingly changed, so that the effects that a user can automatically exercise legs, the maximum angle retention time for stretching the legs can be adjusted as required, and the expansion angle of the legs can be adjusted according to the quality of the user are achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Exercise device for leg stretching, comprising a support plate (1), characterized in that: a sitting stool (2) is fixedly installed at the front end of the supporting plate (1), a movable strip (3) is rotatably connected to the upper portion of the front end of the supporting plate (1), a fixed block (4) is arranged at the front end of the supporting plate (1) and behind the sitting stool (2), a T-shaped ejector rod (5) is movably inserted into the middle of the fixed block (4), a first spring (6) is fixedly connected between the T-shaped ejector rod (5) and the side wall of the inner cavity of the fixed block (4), a guide fork (7) extending to the lower portion of the movable strip (3) is fixedly connected to the front end of the upper portion of the T-shaped ejector rod (5), symmetrical guide wheels (8) are slidably connected to the front end of the T-shaped ejector rod (5), threaded sleeves (9) are fixedly connected to the rear end of the guide wheels (8), adjusting screw rods (10) are threadedly connected between the threaded sleeves (9), a driving disc (11), the lower part of the driving disc (11) is connected with an arc-shaped top block (12) in a sliding mode, an expansion rod (13) extending to the arc-shaped top block (12) is fixedly installed in an inner cavity of the driving disc (11), a sealing plate (14) is connected to the left part and the right part of the inner cavity of the driving disc (11) in a sliding mode, and a second spring (15) is arranged between the sealing plate (14) and the side wall of the inner cavity of the driving disc (11).

2. Exercise apparatus for leg stretching according to claim 1, characterized in that: the front end of the movable strip (3) is provided with a long placing groove.

3. Exercise apparatus for leg stretching according to claim 1, characterized in that: the lower part of the movable strip (3) is provided with a hollow groove matched with the guide fork (7).

4. Exercise apparatus for leg stretching according to claim 1, characterized in that: the lower part of the T-shaped ejector rod (5) is provided with an arc-shaped groove matched with the guide wheel (8).

5. Exercise apparatus for leg stretching according to claim 1, characterized in that: the left part and the right part of the adjusting screw rod (10) are provided with threads in opposite directions.

6. Exercise apparatus for leg stretching according to claim 1, characterized in that: the lower part of the driving disc (11) is provided with a through groove.

7. Exercise apparatus for leg stretching according to claim 1, characterized in that: the rear wall of the inner cavity of the driving disc (11) is provided with a sliding groove matched with the arc-shaped jacking block (12).