CN212548115U

CN212548115U - Chest expander

Info

Publication number: CN212548115U
Application number: CN202020563588.2U
Authority: CN
Inventors: 谢家源
Original assignee: Weierbang Honor Top Trade Co ltd
Current assignee: Weierbang Honor Top Trade Co ltd
Priority date: 2020-04-15
Filing date: 2020-04-15
Publication date: 2021-02-19
Anticipated expiration: 2030-04-15

Abstract

The utility model discloses a chest expander, including adjusting pole, pull rod, elasticity pipe and foot area, it is hollow structure to adjust pole and pull rod, the inside screw rod that is equipped with of pull rod, the screw rod passes through the gag lever post to be installed in the inside of pull rod, and screw rod and fixed connection are run through at the both ends of gag lever post at the inner wall of pull rod, the well kenozooecium at the pull rod is installed to the one end of adjusting the pole. The utility model discloses an adopt mountain-climbing to detain the installation with the elasticity pipe, can be convenient for adjust elasticity pipe quantity, easy dismounting passes the length that mesh word was detained through the control regulation band, can realize the interval of adjusting foot area and pull rod to be suitable for the crowd of different heights, through the rotation regulation pole, extend it, and make the support piece at both ends closely laminate on door frame or wall, can carry out pull-up motion, can improve the stability of pull rod installation through setting up two non slipping spur, the utility model discloses rational in infrastructure, the function is comprehensive, the security performance is higher.

Description

Chest expander

Technical Field

The utility model relates to the technical field of fitness equipment, in particular to chest expander.

Background

The chest expander is an apparatus suitable for public body-building exercise, and current pedal chest expander function is comparatively single, needs to change different body-building apparatus when the person of body-building carries out different body-building exercises, and present elastic tube length is fixed in addition, can't adjust according to user's height, has shortened its application crowd scope, and safety and stability is relatively poor. To this end, we propose a chest expander.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a chest expander, when carrying out the pulling force and taking exercise, overlap two foot areas respectively on body-building person's both feet, the pulling pull rod can carry out the pulling force and take exercise, through adopting the mountain-climbing to detain the installation with the elasticity pipe, can be convenient for adjust elasticity pipe quantity, easy dismounting, pass the length that mesh word was buckled through the control regulation band, can realize the interval of adjusting foot area and pull rod, so that be suitable for the crowd of different heights, when carrying out the chin and taking exercise, rotatory regulation pole, extend it, and make the support piece at both ends closely laminate on door frame or wall, can carry out chin upward movement, can improve the stability of pull rod installation through setting up two non slipping spur, can effectively solve the problem in the background art.

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

a chest expander comprises an adjusting rod, a pull rod, an elastic tube and a foot strap, wherein the adjusting rod and the pull rod are of a hollow structure, a screw rod is arranged inside the pull rod, the screw rod is arranged inside the pull rod through a limiting rod, the two ends of the limiting rod penetrate through the screw rod and are fixedly connected to the inner wall of the pull rod, one end of the adjusting rod is arranged in the hollow part of the pull rod, a nut matched with the screw rod is arranged at one end of the adjusting rod, the adjusting rod is arranged on the screw rod through the nut, a supporting piece is arranged at one end of the outer side of the adjusting rod and comprises a connecting seat, a first anti-skid block and a second anti-skid block, the adjusting rod is arranged on one side of the connecting seat, the first anti-skid block and the second anti-skid block are connected through a connecting piece, the connecting piece comprises a cross rod and an inclined rod, the connecting seat, the first anti-skid block and the connecting piece are all provided with mounting plates matched with the mounting grooves, the connecting piece is fixed on the mounting plates through a pin shaft, the adjusting rod is sleeved with a binding band, a square ring is installed at the bottom of the binding band, the bottom of the square ring is connected with a line buckle through a fixing band, one end of the bottom of the fixing band is fixed on a first cross rod arranged on the line buckle, two ends of the elastic tube are fixedly connected with a climbing buckle, the elastic tube and the line buckle are connected through an adjusting band, one end of the bottom of the adjusting band and the top of the foot strap are both provided with semicircular rings, two ends of the elastic tube are buckled on the two semicircular rings respectively through the climbing buckle, one end of the top of the adjusting band passes through the top of a second cross rod arranged on the line buckle and is led out from one side of the penetrating end at the bottom of the second cross rod.

Furthermore, the square ring is further provided with a hand strap, and the adjusting rod is positioned on the inner side of the binding band and is sleeved with a check ring.

Furthermore, the bubble cotton is installed in the pull rod outside, the foot area is equipped with the anticreep area, fixed connection is in the both sides in foot area respectively at the both ends in anticreep area, the bottom in foot area still the cladding has the callus on the sole.

Furthermore, the outer wall of the adjusting rod, which is located at one end of the inner side of the connecting seat, is provided with a convex ring, an annular groove matched with the convex ring is formed in the connecting seat, and the adjusting rod can rotate in the connecting seat.

Furthermore, the outer side of the elastic tube is further wrapped with a cloth bag, and the outer sides of the first anti-slip block and the second anti-slip block are further provided with anti-slip pads.

Compared with the prior art, the utility model discloses following beneficial effect has: through adopting the climbing to detain the installation with the elasticity pipe, can be convenient for adjust elasticity pipe quantity, easy dismounting passes the length that mesh word was detained through the control regulation band, can realize the interval of adjusting foot area and pull rod to be suitable for the crowd of different heights, through the rotation regulation pole, extend it, and make the support piece at both ends closely laminate on door frame or wall, can carry out chin-motion, can improve the stability of pull rod installation through setting up two non slipping spur, the utility model discloses rational in infrastructure, the function is comprehensive, the security performance is higher.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the internal structure of the pull rod of the present invention.

Fig. 3 is a schematic structural view of the supporting member of the present invention.

Fig. 4 is a schematic view of the structure of the connecting member of the present invention.

Fig. 5 is a schematic view of the foot belt structure of the present invention.

Fig. 6 is a schematic diagram of the elastic tube structure of the present invention.

Fig. 7 is a schematic view of the eye-shaped buckle mounting structure of the present invention.

In the figure: 1. adjusting a rod; 2. a pull rod; 3. soaking cotton; 4. a retainer ring; 5. binding bands; 6. a support member; 7. a square ring; 8. fixing belts; 9. a button with a shape like Chinese character 'mu'; 10. an adjustment belt; 11. an elastic tube; 12. a foot strap; 13. a release-preventing band; 14. a semicircular ring; 15. a hand strap; 16. a nut; 17. a screw; 18. a limiting rod; 19. a foot pad; 20. a cloth bag; 21. climbing buckles; 22. a first cross bar; 23. a second cross bar; 24. a convex ring; 25. a connecting seat; 26. a pin shaft; 27. a first anti-skid block; 28. a second anti-skid block; 29. a non-slip mat; 30. a connecting member; 31. a cross bar; 32. a diagonal bar; 33. and (4) mounting the groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-7, a chest expander comprises an adjusting rod 1, a pull rod 2, an elastic tube 11 and a foot strap 12, wherein the adjusting rod 1 and the pull rod 2 are both of a hollow structure, a screw rod 17 is arranged inside the pull rod 2, the screw rod 17 is arranged inside the pull rod 2 through a limiting rod 18, two ends of the limiting rod 18 penetrate through the screw rod 17 and are fixedly connected to the inner wall of the pull rod 2, one end of the adjusting rod 1 is arranged in the hollow part of the pull rod 2, one end of the adjusting rod 1, which is located inside the pull rod 2, is provided with a nut 16 matched with the screw rod 17, the adjusting rod 1 is arranged on the screw rod 17 through the nut 16, one end of the outer side of the adjusting rod 1 is provided with a supporting member 6, the supporting member 6 comprises a connecting seat 25, a first anti-skid block 27 and a second anti-skid block 28, the adjusting rod 1 is arranged on one side of, the connecting piece 30 consists of a cross bar 31 and an inclined bar 32 fixedly connected to the bottom of the cross bar 31, mounting grooves 33 are respectively arranged at two ends of the cross bar 31 and one end of the bottom of the inclined bar 32, mounting plates matched with the mounting grooves 33 are respectively arranged at the joints of the connecting seat 25, the first anti-skid block 27, the second anti-skid block 28 and the connecting piece 30, the connecting piece 30 is fixed on the mounting plates through a pin shaft 26, the adjusting rod 1 is sleeved with a binding band 5, a square ring 7 is arranged at the bottom of the binding band 5, the bottom of the square ring 7 is connected with a mesh buckle 9 through a fixing band 8, one end of the bottom of the fixing band 8 is fixed on a first cross bar 22 arranged on the mesh buckle 9, climbing buckles 21 are fixedly connected to two ends of the elastic tube 11, the elastic tube 11 is connected with the mesh buckle 9 through an adjusting band 10, and a semicircular ring 14 is arranged at one end of the bottom, the two ends of the elastic tube 11 are respectively buckled on the two semicircular rings 14 through mountain-climbing buckles 21, one end of the top of the adjusting belt 10 penetrates through the top of a second cross rod 23 arranged on the eye-shaped buckle 9, and is led out from one side of the penetrating end at the bottom of the second cross rod 23.

The utility model relates to a chest expander, when carrying out the pulling force and taking exercise, overlap two foot areas 12 respectively on the person's of body-building both feet, pulling pull rod 2 can carry out the pulling force and take exercise, through adopting mountain-climbing to detain 21 installation with elastic tube 11, can be convenient for adjust elastic tube 11 quantity, easy dismounting, pass the length that mesh letter detained 9 through control regulation band 10, can realize the interval of adjusting foot area 12 and pull rod 2, so that be suitable for the crowd of different heights, when carrying out the chin and taking exercise, rotatory regulation pole 1, extend it, and make the support piece 6 at both ends closely laminate on door frame or wall, can carry out the chin upward movement, can improve the stability of pull rod 2 installation through setting up two non slipping spur.

Wherein, hand belt 15 is still installed to quad ring 7, adjusting pole 1 and being located the inboard of bandage 5 and still having set up retaining ring 4, utilize hand belt 15 can prevent when carrying out the pulling force exercise that pull rod 2 from droing, and retaining ring 4 can be spacing bandage 5, prevents that bandage 5 from sliding on adjusting pole 1.

Wherein, the cotton 3 of bubble is installed in the 2 outsides of pull rod, foot area 12 is equipped with anticreep area 13, fixed connection is in the both sides of foot area 12 respectively at the both ends in anticreep area 13, the bottom of foot area 12 still the cladding has callus on the sole 19, and the anticreep area 13 of setting can prevent that foot area 12 from droing when the motion, and the cotton 3 of bubble and callus on the sole 19 can improve the comfort level.

Wherein, the outer wall that adjusts pole 1 and be located the inboard one end of connecting seat 25 is equipped with bulge loop 24, connecting seat 25 is inside to be equipped with the annular with bulge loop 24 looks adaptation, adjust pole 1 can be at connecting seat 25 internal rotation.

Wherein, the outside of elasticity pipe 11 still coats and has the sack 20, the outside of first non slipping spur 27 and second non slipping spur 28 still is equipped with installs slipmat 29, and the sack 20 can prevent to pop out after elasticity pipe 11 splits, improves the installation nature, and slipmat 29 can improve the stability of non slipping spur installation.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a chest expander, is including adjusting pole (1), pull rod (2), elasticity pipe (11) and foot area (12), its characterized in that: the adjusting rod (1) and the pull rod (2) are both of a hollow structure, a screw rod (17) is arranged inside the pull rod (2), the screw rod (17) is installed inside the pull rod (2) through a limiting rod (18), two ends of the limiting rod (18) penetrate through the screw rod (17) and are fixedly connected to the inner wall of the pull rod (2), one end of the adjusting rod (1) is installed in the hollow part of the pull rod (2), one end, located inside the pull rod (2), of the adjusting rod (1) is provided with a nut (16) matched with the screw rod (17), the adjusting rod (1) is installed on the screw rod (17) through the nut (16), a supporting piece (6) is installed at one end of the outer side of the adjusting rod (1), the supporting piece (6) comprises a connecting seat (25), a first anti-skid block (27) and a second anti-skid block (28), the adjusting rod (1) is installed on one side, the connecting seat (25), the first anti-skid block (27) and the second anti-skid block (28) are connected through a connecting piece (30), the connecting piece (30) consists of a cross rod (31) and an inclined rod (32) fixedly connected to the bottom of the cross rod (31), mounting grooves (33) are formed in the two ends of the cross rod (31) and one end of the bottom of the inclined rod (32), mounting plates matched with the mounting grooves (33) are arranged at the connecting positions of the connecting seat (25), the first anti-skid block (27) and the second anti-skid block (28) and the connecting piece (30), the connecting piece (30) is fixed on the mounting plates through a pin shaft (26), a binding band (5) is sleeved on the adjusting rod (1), a square ring (7) is installed at the bottom of the binding band (5), a mesh buckle (9) is connected to the bottom of the square ring (7) through a fixing band (8), one end of the bottom of the fixing band (8) is fixed on a first cross rod (22, the equal fixedly connected with climbing of both ends of elasticity pipe (11) is detained (21), elasticity pipe (11) and mesh word are detained (9) and are linked to each other through regulation band (10), the one end of regulation band (10) bottom and the top of foot area (12) all are equipped with semicircle ring (14), the both ends of elasticity pipe (11) are detained (21) through climbing and are buckled respectively on two semicircle ring (14), the one end at regulation band (10) top is passed through the top of mesh word detain second horizontal pole (23) that (9) set up to one side of end is drawn forth through second horizontal pole (23) bottom.

2. A chest expander as claimed in claim 1, wherein: the square ring (7) is further provided with a hand strap (15), and the inner side of the adjusting rod (1) located on the binding band (5) is further sleeved with a check ring (4).

3. A chest expander as claimed in claim 1, wherein: bubble cotton (3) are installed in pull rod (2) outside, foot area (12) are equipped with anticreep area (13), fixed connection is in the both sides of foot area (12) respectively at the both ends of anticreep area (13), the bottom of foot area (12) still the cladding has callus on the sole (19).

4. A chest expander as claimed in claim 1, wherein: the outer wall that adjusts pole (1) and be located connecting seat (25) inboard one end is equipped with bulge loop (24), connecting seat (25) inside is equipped with the annular with bulge loop (24) looks adaptation, adjust pole (1) can be at connecting seat (25) internal rotation.

5. A chest expander as claimed in claim 1, wherein: the outside of elasticity pipe (11) still is wrapped up in sack (20), the outside of first non slipping spur (27) and second non slipping spur (28) still is equipped with installs slipmat (29).