CN213994695U - Swing arm adjustment mechanism and flying bird training device - Google Patents

Abstract

The utility model provides a swing arm adjusting mechanism, which comprises a slide seat, two positioning discs, two telescopic plug-in units and two traction components; the sliding seat is used for being connected to the upright post of the flying bird trainer in an up-and-down sliding manner, and two sides of the sliding seat are respectively provided with a connecting sleeve used for rotatably connecting two swing arms of the flying bird trainer; the two positioning disks are symmetrically sleeved on the peripheral walls of the two connecting sleeves by taking the upright column as a center, and each positioning disk is provided with a plurality of insertion holes which are distributed at intervals along the circumferential direction of the connecting sleeve; the two telescopic plug-in units are respectively connected to the two swing arms, and the telescopic ends are inserted into corresponding jacks; the two traction assemblies are respectively connected with the two telescopic plug-in units; one end of the traction assembly extends out of the swing arm and is used for driving the telescopic end of the telescopic plug-in unit to be separated from the jack. The utility model provides a swing arm adjustment mechanism, the haulage rope is drawn forth high control range big, the convenient laborsaving of pivot angle regulation. The utility model also provides an adopt above-mentioned swing arm adjustment mechanism's flying bird training ware.

Description

Swing arm adjustment mechanism and flying bird training device

Technical Field

The utility model belongs to the technical field of body-building apparatus, more specifically say, relate to a swing arm adjustment mechanism and flying bird training ware.

Background

At present, a flying bird training is increasingly popular with people as a hot body-building project, and a common flying bird training device also has various forms, wherein the swing arm type flying bird training device has the advantages of small volume and low price, the flying bird training device is generally provided with two swing arms which are respectively hinged on two sides of an upright post of the flying bird training device, two ends of a traction rope are respectively led out through the two swing arms for a trainer to carry out single-pull or double-pull training, the two swing arms can normally swing up and down according to the posture requirement of a training project, so that the leading-out height of the traction rope is adjusted, but the swinging angle of the swing arms is limited, so the leading-out height adjusting range of the traction rope of the swing arms is smaller, the swing arms adopt a mode that a bolt is directly inserted into a jack when the angle is adjusted, because the bolt is far away from the swinging end of the swing arms, and because the moment of the hinged ends of the swing arms is overlarge during swinging, therefore, the swinging end of the swinging arm needs to be moved, and one hand needs to be free for operating the bolt, so that the operation by a single person is very inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a swing arm adjustment mechanism and flying bird training ware aims at solving the haulage rope of current swing arm formula flying bird training ware and draws forth the problem that the height adjustment scope is little, swing arm angular adjustment operates inconveniently.

In order to achieve the above object, the utility model adopts the following technical scheme: the swing arm adjusting mechanism comprises a sliding seat, two positioning discs, two telescopic plug-in units and two traction assemblies; the two sides of the sliding seat are respectively provided with a connecting sleeve for rotatably connecting two swing arms of the flying bird trainer; the two positioning disks are symmetrically sleeved on the peripheral walls of the two connecting sleeves by taking the upright column as a center, and each positioning disk is provided with a plurality of insertion holes which are distributed at intervals along the circumferential direction of the connecting sleeve; the two telescopic plug-in units are respectively used for connecting the two swing arms, and the telescopic ends of the telescopic plug-in units are inserted into one jack on the corresponding positioning disc; the two traction assemblies are respectively used for penetrating the inner parts of the two swing arms and are respectively correspondingly connected with the two telescopic plug-in units; the traction assembly is used for driving the telescopic end of the telescopic plug-in component to be separated from the jack under the operation of body-building personnel.

As another embodiment of the present application, a tow assembly includes a pull line and an operator; one end of the pull wire is connected with the telescopic plug-in, and the other end of the pull wire penetrates into the swing arm and extends towards a pull rope leading-out end of the swing arm; the operating part is connected with the extending end of the pull wire and is connected with the side wall of the swing arm, and the operating end of the operating part penetrates out of the side wall of the swing arm and is used for the body builder to move or press so as to drive the traction assembly to apply traction force to the telescopic plug-in.

As another embodiment of the application, the operating part comprises a fixed seat, an operating handle and a connecting rod; wherein, the fixed seat is fixedly connected with the inner wall of the swing arm; one end of the operating handle is hinged with the fixed seat, and the other end of the operating handle obliquely penetrates through the side wall of the swing arm and extends towards the direction close to the connecting sleeve; one end of the connecting rod is fixedly connected with the hinged end of the operating handle, and the other end of the connecting rod is connected with the extending end of the pull wire.

As another embodiment of this application, the cover is equipped with curved cover on the acting as go-between, and the one end of curved cover aligns with the axial of flexible plug-in components, and the other end is used for aligning with the axial of swing arm for the guide acts as go-between penetrates the swing arm inner wall.

As another embodiment of the present application, the retractable insert includes a fixing sleeve, a first pin, and an elastic element; the fixing sleeve is used for being fixedly connected to the swing arm along the axial direction of the connecting sleeve; the first bolt penetrates through the fixed sleeve in a sliding mode along the axial direction of the fixed sleeve, one end of the first bolt is inserted into one of the jacks, and the other end of the first bolt is connected with the traction assembly; the elastic element is arranged in the fixing sleeve, one end of the elastic element is connected with the fixing sleeve, and the other end of the elastic element is connected with the first bolt and used for applying elastic force sliding towards the direction of the jack to the first bolt.

As another embodiment of the present application, the insertion end of the first plug pin is provided with a first clamping table, the inner wall of the fixing sleeve is provided with a second clamping table, the elastic element is a spring, the spring is sleeved on the first plug pin, one end of the spring is abutted against the first clamping table, and the other end of the spring is abutted against the second clamping table.

As another embodiment of the present application, a threaded sleeve is screwed to one end of the fixing sleeve away from the positioning plate, the threaded sleeve is sleeved on the first plug pin, and an end wall of the screwing end is a second clamping table.

As another embodiment of the present application, the slider includes a sleeve and a second pin; the sleeve is sleeved on the stand column along the axial direction of the stand column, two groups of rollers are rotationally connected in the sleeve, and the two groups of rollers are respectively rolled on two opposite side walls of the stand column; the second bolt is slidably arranged on the wall of the cylinder on one side of the sleeve in a penetrating mode, one end of the second bolt penetrates into the sleeve, and the penetrating end is used for being connected with one of the positioning holes in the upright column at intervals along the axial direction of the upright column.

As another embodiment of the present application, the set of rollers includes at least two rollers spaced along the axial direction of the sleeve; the other set of rollers includes at least one roller.

The utility model provides a swing arm adjustment mechanism's beneficial effect lies in: compared with the prior art, the swing arm adjusting mechanism of the utility model can adjust the drawing height of the traction rope of the flying bird trainer from the swing arm by adjusting the swing angle of the swing arm so as to be suitable for different body building requirements, when in adjustment, a body builder drives the telescopic plug-in unit to be separated from the jack by tensioning the extension end of the traction assembly, then loosens the traction assembly after swinging the swing end of the swing arm in place to enable the telescopic plug-in unit to be plugged with the jack in a corresponding position again, the operation is simple and convenient, because the extension end of the traction assembly is close to the drawing end (namely the swing end) of the traction rope of the swing arm, the body builder can hold the swing end of the swing arm and simultaneously carry out the traction operation of the traction assembly when carrying out the swing angle adjustment, the operation process is simple and labor-saving, and the single-person operation is convenient; if the swing angle through the adjustment swing arm can't satisfy the fitness staff when drawing the demand of height to the haulage rope, through sliding the slide from top to bottom along the stand to can drive two swing arms and carry out position control from top to bottom simultaneously, draw the height and satisfy the exercise demand until the haulage rope, through setting up and stand sliding connection's slide from top to bottom, improved the adjustment scope of haulage rope height of drawing, thereby can be suitable for and carry out more fitness items demands, satisfy the fitness staff's of different heights user demand.

The utility model also provides a flying bird training ware, including above-mentioned swing arm adjustment mechanism.

The utility model provides a flying bird training ware has adopted above-mentioned swing arm adjustment mechanism, has the same beneficial effect with above-mentioned swing arm adjustment mechanism, no longer gives unnecessary details here.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic perspective view of a swing arm adjustment mechanism provided in an embodiment of the present invention;

fig. 2 is a schematic view of a partial cross-sectional structure of a swing arm adjustment mechanism provided in an embodiment of the present invention;

FIG. 3 is a schematic view of a portion of the enlarged structure at A in FIG. 1;

FIG. 4 is a schematic cross-sectional view of a slide carriage according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the bird trainer according to the embodiment of the present invention.

In the figure: 1. positioning a plate; 10. a jack; 2. a telescoping plug-in; 21. fixing a sleeve; 210. a second chuck table; 211. a threaded sleeve; 22. a first latch; 220. a first chuck table; 221. connecting holes; 222. a fixing pin; 23. an elastic element; 3. a traction assembly; 31. a pull wire; 311. a limiting block; 32. an operating member; 321. a fixed seat; 322. an operating handle; 323. a connecting rod; 33. bending a sleeve; 4. swinging arms; 40. a connecting shaft; 5. a slide base; 50. connecting sleeves; 51. a sleeve; 52. a second bolt; 53. a roller; 6. a column; 60. positioning holes; 7. and (6) pulling the rope.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 and 5, the swing arm adjusting mechanism of the present invention will now be described. The swing arm adjusting mechanism comprises a sliding seat 5, two positioning discs 1, two telescopic plug-in units 2 and two traction assemblies 3; the two sides of the sliding seat 5 are respectively provided with a connecting sleeve 50 for rotatably connecting two swing arms 4 of the bird trainer; the two positioning disks 1 are symmetrically sleeved on the peripheral walls of the two connecting sleeves 50 by taking the upright post 6 as a center, and each positioning disk 1 is provided with a plurality of insertion holes 10 which are distributed at intervals along the circumferential direction of the connecting sleeve 50; the two telescopic plug-in units 2 are respectively used for being connected to the two swing arms 4, and the telescopic ends of the telescopic plug-in units 2 are inserted into one of the jacks 10 on the corresponding positioning disc 1; the two traction assemblies 3 are respectively used for penetrating the inner parts of the two swing arms 4 and are respectively correspondingly connected with the two telescopic plug-in units 2; the traction assembly 3 is used for driving the telescopic end of the telescopic plug-in 2 to be separated from the jack 10 under the operation of the body builder, and one end of the leading-out end of the traction rope 7 close to the swing arm 4 extends out of the swing arm 4.

It should be noted that the flying bird training device is a body-building apparatus suitable for a body-building person to perform flying bird action training on pectoral muscles, and particularly relates to a swing arm 4 type flying bird training device, which generally comprises a support, a counterweight unit arranged on the support, and two swing arms 4 connected with the counterweight unit through a traction rope 7 and used for driving the counterweight unit to move up and down, wherein the traction rope 7 is led out from swing ends of the swing arms 4 for the body-building person to perform traction exercise.

The utility model provides a swing arm adjustment mechanism's use mode does: when the swing angle of the swing arm 4 needs to be adjusted (by adjusting the height of the swing end of the swing arm 4, the leading-out height of the traction rope 7 is adjusted), the swing end of the swing arm 4 is supported by one hand, the traction assembly 3 is supported by the other hand to extend out of the position of the swing arm 4, and the traction assembly 3 is operated, namely, the extension end of the traction component 3 is close to the swing end (the leading-out end of the traction rope 7) of the swing arm 4, so that the operation of both hands can be conveniently carried out, the traction component 3 can be specifically used for providing pulling force for the telescopic plug-in unit 2 by the traction component 3 through actions such as traction, pulling or pressing and moving, and the like, so that the telescopic plug-in unit 2 is separated from the jack 10, then the swing angle of the swing arm 4 can be adjusted to the right position by moving up or pressing the swing end of the swing arm 4, then the pulling force on the traction component 3 is released, so that the telescopic plug-in 2 is inserted and positioned with the corresponding jack 10 again;

if the swing arm 4 still can't adjust the height that the body-building personnel needed with the height of drawing forth of haulage rope 7 after swinging to extreme position, can be through sliding slide 5 from top to bottom this moment to drive two swing arms 4 and carry out position control from top to bottom simultaneously, until the height of drawing forth of haulage rope 7 satisfies the exercise demand.

Compared with the prior art, the swing arm adjusting mechanism provided by the utility model can adjust the leading-out height of the traction rope 7 of the flying bird trainer from the swing arm 4 by adjusting the swing angle of the swing arm 4 so as to be suitable for different body-building requirements, and because the extending end of the traction component 3 is close to the leading-out end (namely the swing end) of the traction rope 7 of the swing arm 4, when the swing angle is adjusted, a body-building person can hold the swing end of the swing arm 4 and simultaneously carry out the traction operation of the traction component 3, the operation process is simple and labor-saving, and the single operation is convenient; if can't satisfy the health care personnel through the swing angle of adjustment swing arm 4 when drawing out the demand of height to haulage rope 7, through sliding slide 5 from top to bottom along stand 6, thereby can drive two swing arms 4 and carry out position control from top to bottom simultaneously, draw out height to haulage rope 7 and satisfy the demand of taking exercise, slide 5 through setting up and stand 6 upper and lower sliding connection, the adjustment range of the haulage rope 7 height of drawing out has been improved, thereby can be suitable for and carry out more health care items demands, satisfy the health care personnel's of different heights user demand.

As a specific embodiment of the swing arm adjusting mechanism provided in the present invention, please refer to fig. 1 and 2, the pulling assembly 3 includes a pulling wire 31 and an operating member 32; one end of the pull wire 31 is connected with the telescopic plug-in 2, and the other end of the pull wire penetrates into the swing arm 4 and extends towards the leading-out end of the traction rope 7 of the swing arm 4; the operating part 32 is connected with the extending end of the pull wire 31 and is connected with the side wall of the swing arm 4, and the operating end of the operating part 32 penetrates through the side wall of the swing arm 4 to be moved or pressed by the body builder to drive the traction assembly 3 to apply traction force to the telescopic plug-in 2.

Through the operating end that presses down or move operating parts 32, exert pulling force to the direction of the swing end that is close to swing arm 4 to acting as go-between 31, thereby can drive flexible end of flexible plug-in components 2 and break away from in jack 10, contact grafting relation, thereby release swing arm 4 around the swing degree of freedom of adapter sleeve 50, after putting in place the angular adjustment of swing arm 4, through the operating end that loosens operating parts 32, release operating parts 32 is to the pulling force of acting as go-between 31 application, thereby make flexible plug-in components 2 peg graft the location with the jack 10 of relevant position again (the flexible end of flexible plug-in components 2 should have the elastic force that stretches out towards jack 10 direction), and easy operation is convenient, and is suitable for single operation.

In the present embodiment, referring to fig. 1 and fig. 2, the operating element 32 includes a fixing base 321, an operating handle 322 and a connecting rod 323; wherein, the fixed seat 321 is fixedly connected with the inner wall of the swing arm 4; one end of the operating handle 322 is hinged with the fixed seat 321, and the other end obliquely penetrates through the side wall of the swing arm 4 and extends towards the direction close to the connecting sleeve 50; one end of the link 323 is fixedly connected to the hinged end of the operating handle 322, and the other end is connected to the extending end of the pulling wire 31.

Because the direction that the swing end that is close to swing arm 4 is pulled and is acted as go-between 31 and just can drive the flexible end of flexible plug-in components 2 and deviate from jack 10, consequently need the link 323 with the direction swing of the swing end that is close to swing arm 4 of acting as go-between 31, here because the orientation of operation handle 322 extends near the direction of adapter sleeve 50, consequently only need press operation handle 322 can realize the pulling effect to acting as go-between 31, thereby the flexible end that drives flexible plug-in components 2 breaks away from jack 10, press the action to operation handle 322 can with the swing action of going on swing arm 4 and cooperate, thereby realize that both hands operate swing arm 4 jointly and carry out angle adjustment, loosen operation handle 322 after the adjustment is accomplished and can make flexible plug-in components 2 and plug-in position with the jack 10 of relevant position, easy operation is convenient.

In addition, referring to fig. 2, the pull wire 31 is sleeved with a bent sleeve 33, one end of the bent sleeve 33 is aligned with the axial direction of the telescopic plug-in unit 2, and the other end of the bent sleeve 33 is aligned with the axial direction of the swing arm 4 and is used for guiding the pull wire 31 to penetrate through the inner wall of the swing arm 4. It should be understood that the swing arm 4 extends towards the side of the sliding seat 5, and the rotation connecting end of the swing arm 4 is provided with a connecting shaft 40 which is axially approximately perpendicular to the axial direction of the swing arm 4, and is rotatably connected with the connecting sleeve 50 through the connecting shaft 40; that is to say, an included angle close to ninety degrees is formed between the axial direction of the swing arm 4 and the axial direction of the connecting sleeve 50, so that the pulling wire 31 needs to be bent at a position entering the inside of the swing arm 4, and the trend of the pulling wire 31 is guided by the bent sleeve 33, so that the pulling process of the pulling wire 31 is ensured to be smooth and light.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 2 and fig. 3, the retractable insert 2 includes a fixing sleeve 21, a first pin 22 and an elastic element 23; wherein, the fixed sleeve 21 is used for being fixedly connected to the swing arm 4 along the axial direction of the connecting sleeve 50; the first bolt 22 is slidably arranged in the fixing sleeve 21 along the axial direction of the fixing sleeve 21, one end of the first bolt is inserted into one of the jacks 10, and the other end of the first bolt is connected with the traction component 3; the elastic element 23 is disposed inside the fixing sleeve 21, and has one end connected to the fixing sleeve 21 and the other end connected to the first pin 22, and is configured to apply an elastic force to the first pin 22 to slide toward the insertion hole 10.

When the angle of swing arm 4 needs to be swung, first bolt 22 is pulled to slide in fixed cover 21 through traction assembly 3, thereby make the grafting end of first bolt 22 break away from with jack 10, after 4 angular adjustment of swing arm put in place and release and exert the effort on traction assembly 3, first bolt 22 kick-backs under the elastic force of elastic element 23 and carries out automatic grafting with the jack 10 of relevant position, and operation process is simple and convenient, and can avoid first bolt 22 to freely drop from jack 10, ensure to peg graft reliably and stably.

In this embodiment, referring to fig. 3, a first clamping platform 220 is disposed at the insertion end of the first pin 22, a second clamping platform 210 is disposed on the inner wall of the fixing sleeve 21, the elastic element 23 is a spring, the spring is sleeved on the first pin 22, one end of the spring abuts against the first clamping platform 220, and the other end of the spring abuts against the second clamping platform 210. The spring can be established on first bolt 22, ensures that the elastic force is reliable and stable, because fixed cover 21 and swing arm 4 fixed connection, consequently the spring passes through second ka tai 210 and applys the elastic force to first ka tai 220 to can apply the elastic force to first bolt 22, realize the self return of first bolt 22 and peg graft with corresponding jack 10, reduce the operation degree of difficulty, and ensure that the grafting state is reliable and stable.

Specifically, referring to fig. 3, a threaded sleeve 211 is screwed on one end of the fixing sleeve 21 away from the positioning plate 1, the threaded sleeve 211 is sleeved on the first pin 22, and an end wall of the screwing end is a second clamping platform 210. When the elastic element 23 is installed, the threaded sleeve 211 is screwed out, the elastic element 23 is sleeved on the first plug pin 22 and then inserted into the fixed sleeve 21, and then the threaded sleeve 211 is screwed, so that the screwed end of the threaded sleeve 211 is used as the second clamping table 210 to be abutted against the elastic element 23, and therefore the elastic element 23 can apply elastic force to the first plug pin 22 through the first clamping table 220, the structure is simple, and the elastic element 23 is convenient to install and replace.

In addition, referring to fig. 3, a connecting end of the first bolt 22 and the pulling assembly 3 is provided with a connecting hole 221 extending along the axial direction of the first bolt 22, a side wall of the first bolt 22 is screwed with a fixing pin 222, one end of the fixing pin 222 penetrates into the connecting hole 221, the connecting end of the pulling assembly 3 penetrates into the connecting hole 221 and is provided with a limiting block 311, and the limiting block 311 is clamped between the penetrating end of the fixing pin 222 and the bottom wall of the connecting hole 221. When connecting and pulling subassembly 3, at first the fixing pin 222 of unscrewing, then insert the stopper 311 inside back with the connecting hole 221 and in the screw in fixing pin 222 to form the joint relation with stopper 311, avoid stopper 311 to deviate from in the connecting hole 221, connect convenient stability.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 and 4, the sliding seat 5 includes a sleeve 51 and a second pin 52; the sleeve 51 is used for being sleeved on the upright 6 along the axial direction of the upright 6, two groups of rollers 53 are rotatably connected in the sleeve 51, and the two groups of rollers 53 are respectively rolled on two opposite side walls of the upright 6; the second pin 52 is slidably inserted through a side wall of the sleeve 51, and has an end inserted into the sleeve 51 and an end inserted into one of the positioning holes 60 formed in the column 6 at an interval along the axial direction of the column 6.

When the height of the sliding seat 5 is adjusted, the two groups of rollers 53 are respectively rolled on two opposite side walls of the stand column 6, compared with a mode of directly sliding connection between the sleeve 51 and the stand column 6, the movement resistance of the sliding seat 5 on the stand column 6 can be reduced, the convenience and labor saving of height adjustment of the sliding seat 5 are ensured, and after the height adjustment is in place, the second bolt 52 is inserted and positioned with the jack 10 at the corresponding position, so that the free movement of the sliding seat 5 on the stand column 6 can be avoided, and the stable and reliable fixing state of the swing arm 4 is ensured.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 4, wherein one set of rollers 53 includes at least two rollers spaced apart along the axial direction of the sleeve 51, and the other set of rollers 53 includes at least one roller. Each roller forms triangle-shaped or rectangle distribution structure in the both sides of stand 6, and it conflicts with 6 lateral walls of stand formation multiple spot roll extrusion, can improve the roll extrusion stability of two sets of gyro wheels 53 to 6 lateral walls of stand, avoids slide 5 to take place to heel on stand 6, improves the stability of being connected of slide 5 and stand 6.

The utility model also provides a flying bird training ware. Referring to fig. 1 to 5, the bird trainer includes the swing arm adjusting mechanism.

The utility model provides a flying bird training device, the swing arm adjustment mechanism that has adopted above-mentioned, can adjust the pull rope 7 of flying bird training device from the height of drawing on swing arm 4 through the swing angle of adjustment swing arm 4, in order to be suitable for different body-building demands, the body-building personnel drives flexible plug-in components 2 and jack 10 break away from through the extension end of taut traction assembly 3 when adjusting, then put loose traction assembly 3 after the swing end of swing arm 4 swings to target in place and make flexible plug-in components 2 peg graft with the jack 10 of relevant position again can, the operation is simple and convenient, because the extension end of traction assembly 3 is close to the pull rope 7 leading-out end (namely swing end) of swing arm 4, consequently, the body-building personnel can carry out the tractive operation of traction assembly 3 when controlling the swing end of swing arm 4 when carrying out the pivot angle adjustment, the operation process is simple and labor-saving, the one-man operation of being convenient for; if can't satisfy the health care personnel through the swing angle of adjustment swing arm 4 when drawing out the demand of height to haulage rope 7, through sliding slide 5 from top to bottom along stand 6, thereby can drive two swing arms 4 and carry out position control from top to bottom simultaneously, draw out height to haulage rope 7 and satisfy the demand of taking exercise, slide 5 through setting up and stand 6 upper and lower sliding connection, the adjustment range of the haulage rope 7 height of drawing out has been improved, thereby can be suitable for and carry out more health care items demands, satisfy the health care personnel's of different heights user demand.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. Swing arm adjustment mechanism, its characterized in that includes:

the device comprises a sliding seat, a base and a base, wherein the sliding seat is used for being connected to a stand column of the flying bird trainer in an up-and-down sliding manner, and connecting sleeves used for rotatably connecting two swing arms of the flying bird trainer are respectively arranged on two sides of the sliding seat;

the two positioning disks are symmetrically sleeved on the peripheral walls of the two connecting sleeves by taking the upright column as a center, and each positioning disk is provided with a plurality of insertion holes which are distributed at intervals along the circumferential direction of the connecting sleeve;

the two telescopic plug-in units are respectively used for being connected to the two swing arms, and the telescopic ends of the telescopic plug-in units are inserted into one of the jacks on the corresponding positioning disc;

the two traction assemblies are respectively used for penetrating through the inner parts of the two swing arms and are respectively correspondingly connected with the two telescopic plug-in units; the traction assembly is used for driving the telescopic end of the telescopic plug-in unit to be separated from the jack under the operation of body-building personnel.

2. The swing arm adjustment mechanism of claim 1, wherein the traction assembly comprises:

one end of the pull wire is connected with the telescopic plug-in unit, and the other end of the pull wire penetrates into the swing arm and extends towards a pull rope leading-out end of the swing arm;

the operating part is connected with the extending end of the pull wire and the side wall of the swing arm, and the operating end of the operating part penetrates through the side wall of the swing arm and is used for being moved or pressed by fitness personnel to drive the traction assembly to apply traction force to the telescopic plug-in.

3. The swing arm adjustment mechanism of claim 2 wherein the operating member comprises:

the fixed seat is fixedly connected with the inner wall of the swing arm;

one end of the operating handle is hinged with the fixed seat, and the other end of the operating handle obliquely penetrates through the side wall of the swing arm and extends towards the direction close to the connecting sleeve;

and one end of the connecting rod is fixedly connected with the hinged end of the operating handle, and the other end of the connecting rod is connected with the extending end of the pull wire.

4. The swing arm adjustment mechanism of claim 2, wherein the pull wire is sleeved with a bent sleeve, one end of the bent sleeve is aligned with the axial direction of the telescopic plug-in unit, and the other end of the bent sleeve is aligned with the axial direction of the swing arm and used for guiding the pull wire to penetrate through the inner wall of the swing arm.

5. The swing arm adjustment mechanism of claim 1, wherein the telescoping insert comprises:

the fixing sleeve is used for being fixedly connected to the swing arm along the axial direction of the connecting sleeve;

the first bolt penetrates through the fixed sleeve in a sliding mode along the axial direction of the fixed sleeve, one end of the first bolt is inserted into one of the jacks, and the other end of the first bolt is connected with the traction assembly;

and the elastic element is arranged in the fixed sleeve, one end of the elastic element is connected with the fixed sleeve, and the other end of the elastic element is connected with the first bolt and is used for applying elastic force which slides towards the direction of the jack to the first bolt.

6. The swing arm adjusting mechanism according to claim 5, wherein the first latch has a first engaging portion at an inserting end thereof, the fixing sleeve has a second engaging portion at an inner wall thereof, the resilient member is a spring, the spring is sleeved on the first latch, and has one end thereof abutting against the first engaging portion and the other end thereof abutting against the second engaging portion.

7. The swing arm adjustment mechanism of claim 6, wherein a threaded sleeve is screwed on an end of the fixing sleeve away from the positioning plate, the threaded sleeve is sleeved on the first plug pin, and an end wall of the screwed end is the second clamping table.

8. The swing arm adjustment mechanism of any of claims 1-7, wherein the carriage comprises:

the sleeve is sleeved on the upright column along the axial direction of the upright column, two groups of rollers are rotationally connected in the sleeve, and the two groups of rollers are respectively rolled on two opposite side walls of the upright column;

and the second bolt is slidably arranged on the wall of one side of the sleeve in a penetrating manner, one end of the second bolt penetrates into the sleeve, and the penetrating end is used for being inserted into one of the positioning holes arranged on the upright column at intervals along the axial direction of the upright column.

9. The arm swing adjustment mechanism of claim 8 wherein one set of said rollers includes at least two rollers spaced axially along said sleeve and the other set of said rollers includes at least one roller.

10. A bird trainer comprising a swing arm adjustment mechanism according to any one of claims 1 to 9.

Images