CN211676066U

CN211676066U - Comprehensive tension trainer

Info

Publication number: CN211676066U
Application number: CN201922095818.7U
Authority: CN
Inventors: 金月梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-10-16
Anticipated expiration: 2029-11-28

Abstract

The utility model provides a synthesize pulling force training equipment, comprising a base plate, the bottom plate rear portion left and right sides is fixed connection board respectively, be fixed with the shell body on the connecting plate, set up the chest expander in the shell body, the chest expander includes the axle, the axle leans on lower part fixed mounting wind spring, wind spring other end fixed mounting has the stay cord, the wind spring is installed in the carousel, the stay cord passes carousel and handle fixed connection, carousel upper portion and axle swivelling joint, carousel upper portion external fixation sets up the iron disc, the upper portion fixed mounting axle sleeve of axle, the axle sleeve rotates with the upper cover screw thread to be connected, the upper cover lower part evenly is provided with the magnet, interior casing of upper cover externally mounted, interior casing bottom and axle lower. The utility model has simple structure, ingenious design, convenient assembly and coil spring replacement, wide application range, gradual increase of pulling force, natural uniform contraction of the pull rope, safety, reliability and long service life, and can ensure that the arms of an exerciser move for a longer distance to enhance the exercise effect; multiple exercise modes, small occupied space, convenient carrying and anywhere exercise.

Description

Comprehensive tension trainer

Technical Field

The utility model relates to the technical field of sports fitness equipment, in particular to a comprehensive tension trainer.

Background

At present, a conventional tension trainer in the market usually adopts a fixed spring, the greater the movement distance of an arm is, the greater the tension of the spring is, and the maximum tension which can be exercised by an exerciser is the force used when the spring is pulled to the limit; when the person taking exercise pulled the chest expander to the limit, the pulling force of spring was the biggest, if the person taking exercise was lax this moment, then the spring will be with very fast speed acceleration contraction under very big rebound force effect, very easily impaired people and pulling force training ware. Moreover, after the spring is stretched for a long time, on one hand, the spring is easy to deform, and the purpose of continuously strengthening the tensile force cannot be achieved; on the other hand, the steel is easy to be damaged by pulling due to the fact that the fatigue limit is reached, and the service life is shortened.

In addition, although the existing small-sized tension trainer is convenient to carry, the maximum tension of the small-sized tension trainer is limited, and the small-sized tension trainer is generally only suitable for a group of a certain tension section; the slightly large chest developer is usually fixed at a fixed position, is inconvenient to move and cannot meet the requirement of exercising anytime and anywhere. Therefore, a comprehensive tension trainer which is safe, reliable, long in service life and convenient to carry and exercise anywhere at any time is urgently needed to be researched and developed.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the existing research, the utility model provides a comprehensive tension trainer which has simple structure, ingenious design and convenient assembly, can enable the arms of exercisers to move for a larger distance, enhances the exercise effect, is suitable for exercisers of different ages and with different tension sizes, has wide application range, gradually increased tension, natural and orderly contraction of stay ropes at uniform speed, safety and reliability and long service life; multiple exercise mode, be convenient for accomodate, it is little to take up an area of the space, and portable is taken with oneself, and anytime and anywhere is taken exercise. In order to achieve the above-mentioned functions, the above technical problems of the present invention can be solved mainly by the following technical solutions:

the utility model provides a synthesize pulling force training equipment, comprising a base plate, the bottom plate rear portion left and right sides is fixed with the connecting plate respectively, be fixed with the shell body on the connecting plate, be provided with the chest expander in the shell body, the chest expander includes the axle, the axle leans on lower part fixed mounting to have the wind spring, wind spring other end fixed mounting has the stay cord, the wind spring is installed in the carousel, the stay cord passes carousel and handle fixed connection, carousel upper portion and axle swivelling joint, carousel upper portion external fixation is provided with the iron disc, the upper portion fixed mounting of axle has the axle sleeve, the axle sleeve rotates with the upper cover screw thread to be connected, the lower part of upper cover evenly is provided with the magnet, the externally mounted of upper cover has interior.

Further, the rotary table comprises an inner sleeve, an outer sleeve, an upper cover disc and a lower cover disc, the lower end of the inner sleeve is fixedly connected with the upper cover disc, the lower end of the upper cover disc is fixedly connected with the outer sleeve, hook plates protruding outwards are evenly arranged at the bottom of the outer sleeve, a hook hole is formed in the middle of the lower cover disc, the outer sleeve and the lower cover disc are matched with the hook hole through the hook plates and are detachably and fixedly connected, and an axial rope pulling groove is formed in the outer sleeve.

The outer sleeve and the lower cover disc are matched with the hook holes through the hook plates and can be detachably and fixedly connected, so that when the wind power generator is assembled, the coil springs are conveniently arranged in the outer sleeve firstly, and finally the lower cover disc is arranged, so that the wind power generator is convenient to install, and the coil springs are convenient to disassemble and replace.

Further, a shaft disc is fixedly arranged outside the inner sleeve, and an iron disc is fixedly arranged outside the shaft disc.

Furthermore, an external thread is arranged outside the shaft sleeve, the upper cover comprises a cover body, a barrel body is fixed on the upper portion of the cover body, and an internal thread matched with the external thread of the shaft sleeve is arranged in the barrel body.

Further, the magnets are uniformly arranged on the top in the cover body of the upper cover.

Furthermore, the upper end and the lower end of the shaft are fixedly connected with the upper end and the lower end of the outer shell, an axial through groove is formed in the position, matched with the coil spring, of the shaft, and the inner end of the coil spring is inserted into the axial through groove and fixedly connected with the shaft.

The pulling handle, the handle drives the stay cord, the stay cord drives the wind spring and extends, the wind spring extends and drives the carousel and rotate, carousel and iron plate fixed connection, the carousel rotates and drives the iron plate and rotates, the iron plate rotates because the magnet appeal at top makes the upper cover rotate in the lid of iron plate and upper cover, the external screw thread of the barrel of upper cover rotates with the internal thread engagement of axle sleeve, make the upper cover rotate and the lapse, the lapse of upper cover makes the distance between magnet and the iron plate more and more nearly, because the magnetic force of magnet and iron plate is bigger and bigger, make and continue to rotate just more and more with the pulling force that needs just so as to overcome bigger and bigger mutual appeal, the strength that the person of taking exercise needs is just also bigger and bigger.

Furthermore, a hook is fixed on the outer side of the bottom plate.

Furthermore, the inner surface of the bottom plate is provided with raised wavy friction lines.

Furthermore, the inner shell is a cylinder with an opening at the upper part, a pull rope hole is formed in the cylinder, and the pull rope penetrates through the inner shell through the pull rope hole.

Further, the shell body is fixedly provided with a connecting plate, and the shell body is fixedly connected with the connecting plate through the connecting plate.

When people want to take exercise, hang the couple on the mounting to comprehensive pulling force training equipment through the bottom plate, then both hands are held the handle, draw outwards hard, the handle drives the stay cord, the stay cord drives the wind spring and outwards extends, the wind spring extends and drives the carousel and rotate, the carousel rotates and drives the reel and rotate, the reel rotates and drives the iron disc and rotate, because the iron disc receives the appeal of upper cover magnet, make the iron disc rotate and drive the magnet and rotate, the magnet rotates and just drives upper cover internal thread and axle sleeve external screw thread meshing rotation and downstream in the inner casing, the magnet of upper cover is close to the iron disc more, the magnet is bigger to the appeal of iron disc, the required turning force of iron disc need overcome bigger and bigger appeal just is bigger, the pulling force that hand pull handle needs is just bigger also. The more the exerciser pulls, the harder the exerciser pulls, the more the required pulling force is, thereby continuously achieving further exercise effect.

When the exerciser looses one hand, the stay cord loses the pulling force of hand, because the natural shrink-in force of wind spring, the wind spring is the shrink inwards naturally, it is rotatory to opposite direction to drive the carousel, the carousel reversal drives the reel reversal, the reel reversal drives the iron disc reversal, the iron disc reversal drives the magnet and then reverses, the magnet reversal drives the upper cover reversal, the upper cover reversal drives upper cover rebound, make the distance of magnet and iron disc more and more far away, make the appeal of magnet and iron disc more and more littleer, thereby make the upper cover receive the influence of iron disc more and more littleer, it returns original position to the upper cover is automatic, the automatic shrink-in of stay cord is driven to the wind shrink force of wind spring simultaneously, make the continuous shortening of stay cord, shorten to the wind spring and resume not tensile state.

The beneficial effects of the utility model.

1. The utility model discloses a synthesize pulling force training equipment, it is big more to pull the pulling force that needs more for the person taking exercise can be continuous uses bigger strength to come the handle, makes the person taking exercise can constantly promote own pulling force, makes the relevant part of health obtain further exercise effect.

2. The utility model discloses a synthesize pull training ware need not to accomodate specially when accomodating, only needs a pine hand, and the stay cord carries out orderly shrink automatically, is convenient for accomodate, and it is little to take up an area of the space, is convenient for hand-carry.

3. According to the comprehensive tension trainer, in the process of pulling out the pull rope, as the magnetic force between the magnet and the iron disc is gradually enhanced, the pulling force of an exerciser is also gradually enhanced, so that the exerciser cannot hurt muscles by overexerting at once, the coil spring in the chest expander is also gradually stretched, the pulling loss of the coil spring is small, and the service life is prolonged; in the process of the contraction of the pull rope, the mutual attraction between the iron disc and the magnet is gradually reduced in the contraction process of the pull rope, so that the contraction of the pull rope cannot be too fast to hurt people.

4. The utility model discloses a synthesize pull training ware can make the great distance of exerciser's arm motion, and the effect is tempered in the reinforcing, and the exerciser uses the length directly proportional that how big power and stay cord were pulled out, and the length that different pulling force stay cords were pulled out is different to be fit for different age brackets, the exerciser of different pulling force sizes uses, and application scope is wide.

5. The utility model discloses a synthesize pulling force training equipment, multiple exercise mode except that the underdraw, also can upwards stretch, the person of taking exercise also can hang the bottom plate on subaerial mounting, is stepping on the bottom plate with the foot, and both hands make strength pull handle, because be provided with bellied friction line on the bottom plate, the foot is stepped on and is not skidded, safe and reliable on it.

6. The utility model discloses a synthesize pulling force training equipment, the person of taking exercise also can be at any time as required through the couple the training ware hang with perpendicular to the ground or parallel mounting, can all take exercise anytime and anywhere, practical wide range, dismantle convenient and fast.

7. The utility model discloses a comprehensive tension trainer, simple structure, design benefit, the assembly of being convenient for can make the person taking exercise arm motion great distance, strengthen the exercise effect, be fit for different age bracket, the person taking exercise of different pulling force size uses, application scope is wide, the pulling force increases gradually, the stay cord is shrink at the uniform velocity in order naturally, safe and reliable, long service life; the pull rope is continuously stretched through the coil spring, the exerciser is pulled outwards by utilizing the mutual attraction between the magnet and the iron disc, and in order to overcome the strong attraction between the iron disc and the magnet, the exerciser pulls the pull rope with stronger strength, so that the tension of the exerciser is continuously increased, and a further exercise effect is achieved; can hang as required at any time and fix and take exercise in the place of difference, multiple exercise mode is convenient for accomodate, and it is little to take up an area of the space, portable.

Drawings

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

Fig. 1 is a schematic structural view of the comprehensive tension trainer of the invention;

FIG. 2 is a schematic structural view of the comprehensive tension trainer of the present invention;

FIG. 3 is a schematic structural diagram of the outer shell of the comprehensive tension trainer of the present invention;

FIG. 4 is a schematic front view of the inner shell and its internal components of the integrated tension training device of the present invention;

FIG. 5 is a schematic sectional view A-A of FIG. 4;

FIG. 6 is a schematic view of the inner housing of FIG. 4 taken away;

fig. 7 is a schematic structural view of fig. 6 with the iron plate and the shaft plate removed.

FIG. 8 is a schematic view of the shaft, sleeve, coil spring, and lower disc of FIG. 7;

FIG. 9 is a schematic structural view of a turntable in the integrated tension trainer of the present invention;

FIG. 10 is a schematic structural view of the upper cover of the integrated tension trainer of the present invention;

fig. 11 is a schematic structural view of the central shaft of the comprehensive tension trainer of the utility model.

In the figure: 1. a base plate; 2. a connecting plate; 3. an outer housing; 4. a chest expander; 41. a shaft; 42. a coil spring; 43. pulling a rope; 44. a turntable; 44-1, an inner sleeve; 44-2, an outer sleeve; 44-3, an upper cover plate; 44-4, a lower cover plate; 44-5, a hook plate; 44-6, hook holes; 44-7, a rope pulling groove; 45. an iron plate; 46. a shaft sleeve; 47. an upper cover; 47-1 and a cover body; 47-2, a cylinder body; 48. an inner housing; 49. a magnet; 410. a reel; 411. a handle; 5. hooking; 6. and (6) connecting the plates.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.

As shown in fig. 1 to 11, the comprehensive tension trainer in this embodiment includes a base plate 1, connecting plates 2 are respectively fixed on the left and right sides of the rear portion of the base plate 1, an outer shell 3 is fixed on the connecting plates 2, a tension device 4 is arranged in the outer shell 3, the tension device 4 includes a shaft 41, a coil spring 42 is fixedly installed near the lower portion of the shaft 41, a pull rope 43 is fixedly installed at the other end of the coil spring 42, the coil spring 42 is installed in a rotary table 44, the pull rope 43 passes through the rotary table 44 and is fixedly connected with a pull handle 411, the upper portion of the rotary table 44 is rotatably connected with the shaft 41, an iron disc 45 is fixedly arranged outside the upper portion of the rotary table 44, a shaft sleeve 46 is fixedly installed on the upper portion of the shaft 41, the shaft sleeve 46 is rotatably connected with an upper cover 47 through threads, magnets 49 are.

The rotating disc 44 comprises an inner sleeve 44-1, an outer sleeve 44-2, an upper cover disc 44-3 and a lower cover disc 44-4, the lower end of the inner sleeve 44-1 is fixedly connected with the upper cover disc 44-3, the lower end of the upper cover disc 44-3 is fixedly connected with the outer sleeve 44-2, hook plates 44-5 protruding outwards are uniformly arranged at the bottom of the outer sleeve 44-2, a hook hole 44-6 is formed in the middle of the lower cover disc 44-4, the outer sleeve 44-2 and the lower cover disc 44-4 are matched, detachably and fixedly connected with the hook hole 44-6 through the hook plate 44-5, and an axial rope pulling groove 44-7 is formed in the outer sleeve 44-2.

The outer sleeve 44-2 and the lower cover disc 44-4 are matched with the hook holes 44-6 through the hook plates 44-5 to be detachably and fixedly connected, so that the coil spring 42 is conveniently arranged in the outer sleeve 44-2 firstly and then the lower cover disc 44-4 is arranged finally, the installation is convenient, and the coil spring 42 is convenient to detach and replace.

The outer of the inner sleeve 44-1 is fixedly provided with a shaft disc 410, and the outer of the shaft disc 410 is fixedly provided with an iron disc 45.

External threads are arranged outside the shaft sleeve 46, the upper cover 47 comprises a cover body 47-1, a cylinder body 47-2 is fixed on the upper portion of the cover body 47-1, and internal threads matched with the external threads of the shaft sleeve 46 are arranged in the cylinder body 47-2.

The magnets 49 are uniformly provided on the inner top of the cover body 47-1 of the upper cover 47.

The upper and lower ends of the shaft 41 are fixedly connected with the upper and lower ends of the outer shell 3, an axial through groove 41-1 is arranged at the position on the shaft 41 matched with the coil spring 42, and the inner end of the coil spring 42 is inserted into the axial through groove 41-1 and fixedly connected with the shaft 41.

Pulling the handle 411, the handle 411 drives the pulling rope 43, the pulling rope 43 drives the coil spring 42 to extend, the coil spring 42 extends to drive the rotary table 44 to rotate, the rotary table 44 is fixedly connected with the iron disc 45, the rotary table 44 rotates to drive the iron disc 45 to rotate, the iron disc 45 rotates, the upper cover 47 rotates due to the magnetic attraction of the iron disc 45 and the magnet 49 at the inner top of the cover body 47-1 of the upper cover 47, the external thread of the cylinder body 47-2 of the upper cover 47 is meshed with the internal thread of the shaft sleeve 46 to rotate, so that the upper cover 47 rotates and moves downwards, the distance between the magnet 49 and the iron disc 45 is closer and closer due to the downward movement of the upper cover 47, as the magnetic force of the magnet 49 and the iron disc 45 is greater and greater, the pulling force required for continuously rotating to overcome the greater and greater mutual attraction is greater.

A hook 5 is fixed on the outer side of the bottom plate 1.

The inner surface of the bottom plate 1 is provided with raised wavy friction lines.

The inner housing 48 is a cylinder with an open upper portion, a rope pulling hole 48-1 is formed in the cylinder, and the pulling rope 43 passes through the inner housing 48 through the rope pulling hole 48-1.

Outer shell 3 is fixed and is provided with fishplate bar 6, and outer shell 3 passes through fishplate bar 6 and connecting plate 2 fixed connection.

The utility model discloses a theory of operation and process.

As shown in fig. 1-11, when a person wants to exercise, the comprehensive tension trainer is hung on the fixing piece through the hook 5 on the bottom plate 1, then, the handle 411 is held by two hands, and is pulled outwards with force, the handle 411 drives the pull rope 43, the pull rope drives the coil spring 42 to extend outwards, the coil spring 42 extends to drive the rotary disc 44 to rotate, the rotary disc 44 rotates to drive the shaft disc 410 to rotate, the shaft disc 410 rotates to drive the iron disc 45 to rotate, because the iron plate 45 is attracted by the magnet 49 of the upper cover 47, the magnet 49 is rotated by the rotation of the iron plate 45, the magnet 49 rotates to drive the internal thread of the upper cover 47 to be meshed with the external thread of the shaft sleeve 46 to rotate and move downwards in the inner shell 48, the closer the magnet 49 of the upper cover 47 is to the iron plate 45, the greater the attraction of the magnet 49 to the iron plate 45, the greater the rotating force required by the iron plate 45 to overcome the greater and greater attraction, and the greater the pulling force required by the hand pull handle 411. The more the exerciser pulls, the harder the exerciser pulls, the more the required pulling force is, thereby continuously achieving further exercise effect.

When the exerciser looses his hand, the pull rope 43 loses the hand pulling force, and due to the natural inward contraction force of the coil spring 42, the coil spring 42 naturally contracts inward, driving the rotary disc 44 to rotate in the opposite direction, the rotary disc 44 rotates reversely to drive the shaft disc 410 to rotate reversely, the shaft disc 410 rotates reversely to drive the iron disc 45 to rotate reversely, the iron disc 45 rotates reversely to drive the magnet 49 to rotate reversely, the magnet 49 rotates reversely to drive the upper cover 47 to rotate reversely, the upper cover 47 rotates reversely to drive the upper cover 47 to move upward, the distance between the magnet 49 and the iron plate 45 is increased, the attractive force between the magnet 49 and the iron plate 45 is reduced, so that the upper cover 47 is less and less affected by the iron plate 45, until the upper cover 47 automatically returns to the original position, meanwhile, the contraction force of the coil spring 42 drives the pull rope 43 to automatically contract inwards, so that the pull rope 43 is continuously shortened until the coil spring 42 is recovered to a non-stretching state.

This kind of synthesize pulling force training equipment, it is bigger to pull more the pulling force that needs for the exerciser can constantly use bigger strength to pull handle 411, makes the exerciser can constantly promote own pulling force, makes relevant part of health obtain further exercise effect.

This kind of synthesize pull training ware need not to accomodate specially when accomodating, only needs one loose hand, and stay cord 43 carries out orderly shrink at the uniform velocity automatically, is convenient for accomodate, and it is little to take up an area of the space, is convenient for hand-carry.

In the process of pulling out the pulling rope 43, the magnetic force between the magnet 49 and the iron disc 45 is gradually enhanced, so that the pulling force of the exerciser is also gradually enhanced, the exerciser cannot hurt the muscle by overexerting at a stroke, the coil spring 42 in the chest expander 4 is also gradually stretched, the pulling loss of the coil spring 42 is small, and the service life is prolonged; during the contraction process of the pulling rope 43, the mutual attraction force between the iron disc 45 and the magnet 49 is gradually reduced due to the contraction process of the pulling rope 43, so that the contraction process of the pulling rope 43 is not too fast to hurt people.

This kind of synthesize pulling force training ware can make the great distance of exerciser's arm motion, and the effect is tempered in the reinforcing, and the exerciser uses the length directly proportional of many big power and stay cord 43 pulled out, and the length that different pull stay cords 43 were pulled out is different to be fit for different age brackets, the exerciser of different pulling force sizes uses, and application scope is wide.

Multiple exercise mode, except that tensile downwards, also tensile upwards, the person of taking exercise also can hang bottom plate 1 on subaerial mounting, steps on bottom plate 1 with the foot, and the pull handle 411 that both hands are strenuous is owing to be provided with bellied friction line on the bottom plate 1 for the foot is stepped on and is not skidded, safe and reliable.

The exerciser can also hang the training ware on the mounting perpendicular or parallel with ground through couple 5 as required at any time, can take exercise anytime and anywhere for take exercise very nimble convenient, couple 5 designs to be convenient for dismantle and change a new position and fix.

The comprehensive tension trainer is convenient to assemble, can enable the arms of exercisers to move for a larger distance, enhances the exercise effect, is suitable for exercisers of different ages and different tension sizes, has wide application range, gradually increases the tension, naturally, orderly and uniformly contracts the pull ropes 43, is safe and reliable, and has long service life; the pulling rope 43 is continuously stretched through the coil spring 42, the exerciser is pulled outwards more by utilizing the mutual attraction between the magnet 49 and the iron disc 45, and in order to overcome the strong attraction between the iron disc 45 and the magnet 49, the exerciser makes a larger force to pull the pulling rope 43, so that the pulling force of the exerciser is continuously increased, and further exercise effect is achieved; can hang as required at any time and fix and take exercise in the place of difference, multiple exercise mode is convenient for accomodate, and it is little to take up an area of the space, portable.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims

1. The utility model provides a synthesize pulling force training equipment, includes bottom plate (1), bottom plate (1) rear portion left and right sides is fixed with connecting plate (2) respectively, be fixed with shell body (3) on connecting plate (2), be provided with chest expander (4), its characterized in that in shell body (3): chest expander (4) are including axle (41), axle (41) lean on lower part fixed mounting to have coil spring (42), coil spring (42) other end fixed mounting has stay cord (43), install in carousel (44) coil spring (42), carousel (44) and handle (411) fixed connection are passed in stay cord (43), carousel (44) upper portion is rotated with axle (41) and is connected, carousel (44) upper portion external fixation is provided with iron disc (45), the upper portion fixed mounting of axle (41) has axle sleeve (46), axle sleeve (46) and upper cover (47) screw thread are rotated and are connected, the lower part of upper cover (47) evenly is provided with magnet (49), the externally mounted of upper cover (47) has interior casing (48), interior casing (48) bottom and axle (41) lower part fixed mounting.

2. A comprehensive tension trainer as claimed in claim 1, wherein: the rotating disc (44) comprises an inner sleeve (44-1), an outer sleeve (44-2), an upper cover disc (44-3) and a lower cover disc (44-4), the lower end of the inner sleeve (44-1) is fixedly connected with an upper cover disc (44-3), the lower end of the upper cover disc (44-3) is fixedly connected with the outer sleeve (44-2), hook plates (44-5) protruding outwards are uniformly arranged at the bottom of the outer sleeve (44-2), the middle part of the lower cover disc (44-4) is provided with a hook hole (44-6), the outer sleeve (44-2) and the lower cover disc (44-4) are matched, detachably and fixedly connected with the hook hole (44-6) through a hook plate (44-5), and the outer sleeve (44-2) is provided with an axial rope pulling groove (44-7).

3. A comprehensive tension trainer as claimed in claim 2, wherein: a shaft disc (410) is fixedly arranged outside the inner sleeve (44-1), and an iron disc (45) is fixedly arranged outside the shaft disc (410).

4. A comprehensive tension trainer as claimed in claim 1, wherein: the improved structure is characterized in that external threads are arranged outside the shaft sleeve (46), the upper cover (47) comprises a cover body (47-1), a cylinder body (47-2) is fixed on the upper portion of the cover body (47-1), and internal threads matched with the external threads of the shaft sleeve (46) are arranged in the cylinder body (47-2).

5. A comprehensive tension trainer as claimed in claim 4, wherein: the magnets (49) are uniformly arranged on the top in the cover body (47-1) of the upper cover (47).

6. A comprehensive tension trainer as claimed in claim 1, wherein: the upper end and the lower end of the shaft (41) are fixedly connected with the upper end and the lower end of the outer shell (3), an axial through groove (41-1) is formed in the position, matched with the coil spring (42), of the shaft (41), and the inner end of the coil spring (42) is inserted into the axial through groove (41-1) and is fixedly connected with the shaft (41).

7. A comprehensive tension trainer as claimed in claim 1, wherein: and a hook (5) is fixed on the outer side of the bottom plate (1).

8. A comprehensive tension trainer as claimed in claim 1, wherein: the inner surface of the bottom plate (1) is provided with raised wavy friction lines.

9. A comprehensive tension trainer as claimed in claim 1, wherein: the inner shell (48) is a cylinder with an opening at the upper part, a rope pulling hole (48-1) is formed in the cylinder, and the pulling rope (43) penetrates through the inner shell (48) through the rope pulling hole (48-1).

10. A comprehensive tension trainer as claimed in claim 1, wherein: the outer shell (3) is fixedly provided with a connecting plate (6), and the outer shell (3) is fixedly connected with the connecting plate (2) through the connecting plate (6).