CN219307843U

CN219307843U - Tensile dorsum muscle training device

Info

Publication number: CN219307843U
Application number: CN202223417310.2U
Authority: CN
Inventors: 刘艺; 黄雄; 王莹
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-07-07
Anticipated expiration: 2032-12-20

Abstract

The utility model relates to the technical field of physical education equipment and discloses a tensile back muscle trainer, which comprises a base, wherein one side of the upper end of the base is fixedly connected with an A support column, the other side of the upper end of the base is fixedly connected with a gravity device, one side of the upper end of the base, which is close to the gravity device, is fixedly connected with a B support frame, round holes are formed in two sides of the base, a stretching assembly is slidingly connected inside the round holes, one end of the inner bottom wall of the base is fixedly connected with two connecting columns, the surface of each connecting column is rotationally connected with a rotating wheel, the middle of the surface of the rotating wheel is provided with a groove, and the middle of the surface of the stretching assembly is clamped in the groove. This pulling force back muscle training ware, through the setting of service creeper subassembly, equipment user makes the waist straighten through chest service creeper, arc support and head prop have the support when taking exercise to the head is fixed, and the neck is fixed not to be disturbed, protects waist neck and reduces training injury when stabilizing the normal training action.

Description

Tensile dorsum muscle training device

Technical Field

The utility model relates to the technical field of physical education equipment, in particular to a tensile back muscle trainer.

Background

Sports teaching is a purposeful and organized educational process conducted according to certain planning and course criteria. The physical training has important auxiliary effect to personnel's healthy, has multiple teaching training equipment when the physical education, and personnel can select corresponding equipment according to the content of taking exercise as required, need use pulling force dorsum muscle training ware when personnel need take exercise the dorsum muscle.

The utility model discloses a tension dorsum muscle training ware for sports teaching in chinese patent application publication CN209155007U, though, the device is through braces box, braces reset spring, braces and couple's setting, through taking the braces to suitable length, locks through the locking bolt, fixes the couple in couple solid fixed ring department, and the convenience of customers carries, increases the portability of device.

However, this tensile dorsum muscle trainer has the following drawbacks:

(1) When the tension dorsal muscle trainer is used for tension training in physical education, the exerciser is difficult to help keep correct sitting posture, so that the exerciser deforms in action, and the waist and neck deform possibly causes sports injury;

(2) The protection measures of the tension dorsum muscle trainer when the gravity block is put down are fewer, so that when the gravity block is put down after the exercise is finished, the equipment is possibly damaged due to rapid descent, and the service life of the equipment is shortened.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a tension dorsum muscle trainer, which solves the problems that when the tension dorsum muscle trainer provided in the background art is used for tension training in sports teaching, the tension dorsum muscle trainer is difficult to help an exerciser to keep a correct sitting posture, so that the action deformation of the exerciser is caused, the action deformation of the waist and the neck can possibly cause sports injury, and the protective measures of the tension dorsum muscle trainer when a gravity block is put down are fewer, so that the equipment is damaged due to rapid descent when the gravity block is put down after the exercise is finished, and the service life of the equipment is shortened.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a pulling force dorsum muscle training ware, includes the base, one side fixedly connected with A support column of base upper end, the opposite side fixedly connected with gravity device of base upper end, one side fixedly connected with B support frame that the base upper end is close to gravity device, the round hole has all been seted up to the both sides of base, the inside sliding connection of round hole has tensile subassembly, the one end fixedly connected with spliced pole of diapire in the base, the surface rotation of spliced pole is connected with the runner, the recess has been seted up at the middle part on runner surface, the middle part joint on tensile subassembly surface in the recess, the inside wall fixedly connected with bull stick subassembly of base, the upper end fixedly connected with service creeper subassembly of A support column, the lower extreme fixedly connected with of service creeper subassembly in the B support frame, the one end fixedly connected with haulage rope of tensile subassembly, the middle part joint on haulage rope surface has the bull stick subassembly, the inside upper end fixedly connected with protection piece of bull stick, the inside of protection piece has the hole, the surface of gravity device runs through the surface through the hole, the aperture has been seted up to the bottom plate fixedly connected with gravity device, the aperture has the aperture on one side of gravity device.

Optionally, gravity device includes shell, spring and backup pad, the interior bottom wall fixedly connected with spring of shell, the upper end fixed connection backup pad of spring, the upper end overlap joint of backup pad is in the bottom plate.

Optionally, the tensile subassembly includes handheld piece, prevents clamp splice, elastic cord and linking piece, one side fixedly connected with of handheld piece prevents the clamp splice, one side fixedly connected with elastic cord of preventing the clamp splice, the other end fixedly connected with of elastic cord links up the piece.

Optionally, the bull stick subassembly includes dead lever and a rotation section of thick bamboo, the middle part rotation on dead lever surface is connected with a rotation section of thick bamboo, the draw-in groove has been seted up at the middle part on rotation section of thick bamboo surface.

Optionally, the service creeper subassembly includes chest service creeper, arc support, head support and cushion, the one end fixedly connected with arc of chest service creeper supports, the other end fixedly connected with head support that the arc supported, the other end fixedly connected with cushion of chest service creeper.

Optionally, the power subassembly includes supporting shoe, horizontal pole and commentaries on classics piece, one side fixedly connected with horizontal pole of supporting shoe, the middle part on horizontal pole surface rotates and is connected with the commentaries on classics piece, the rope groove has been seted up at the middle part on commentaries on classics piece surface.

(III) beneficial effects

The utility model provides a tensile dorsum muscle trainer, which has the following beneficial effects:

1. this pulling force back muscle training ware, through the setting of service creeper subassembly, equipment user makes the waist straighten through chest service creeper, arc support and head prop have the support when taking exercise to the head is fixed, and the neck is fixed not to be disturbed, protects waist neck and reduces training injury when stabilizing the normal training action.

2. This pulling force dorsum muscle training ware, through gravity device's setting, after the training, put down the chest expander, the gravity piece descends fast, plays the effect of buffering through the spring, alleviates the impact force of gravity piece, reduces the damage of training ware, prolongs the life of training ware.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

FIG. 4 is a schematic cross-sectional view of the present utility model.

In the figure: 1. a base; 2. a, supporting columns; 3. a gravity device; 301. a housing; 302. a spring; 303. a support plate; 4. b supporting frames; 5. a stretching assembly; 501. a hand-held block; 502. anti-clamping blocks; 503. an elastic rope; 504. a joint block; 6. a rotating wheel; 7. a rotating rod assembly; 701. a fixed rod; 702. a rotating cylinder; 8. a creeper assembly; 801. a chest lying plate; 802. arc-shaped supports; 803. a head support; 804. a cushion; 9. a traction rope; 10. a protection block; 11. a lifting assembly; 1101. a support block; 1102. a cross bar; 1103. a rotating block; 12. a bottom plate; 13. and (5) a gravity block.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: a tension dorsum muscle trainer comprises a base 1, one side of the upper end of the base 1 is fixedly connected with an A support column 2, the other side of the upper end of the base 1 is fixedly connected with a gravity device 3, one side of the upper end of the base 1, which is close to the gravity device 3, is fixedly connected with a B support frame 4, round holes are formed in two sides of the base 1, a stretching assembly 5 is slidably connected inside the round holes, one end of the bottom wall in the base 1 is fixedly connected with two connecting columns, the surfaces of the connecting columns are rotatably connected with a rotating wheel 6, the middle of the surface of the rotating wheel 6 is provided with a groove, the middle of the surface of the stretching assembly 5 is clamped in the groove, the inner side wall of the base 1 is fixedly connected with a rotating rod assembly 7, the upper end of the A support column 2 is fixedly connected with a lying plate assembly 8, by the arrangement of the lying plate assembly 8, when a user exercises, the waist is straightened and supported by a thoracic cavity lying plate 801, an arc support 802 and a head support 803, the head is fixed, the neck is fixed and not disturbed, the waist and neck is protected from training injury while the training action is stabilized and standardized, the lower end of the lying plate assembly 8 is fixedly connected with the B supporting frame 4, one end of the stretching assembly 5 is fixedly connected with the traction rope 9, the middle part of the surface of the traction rope 9 is clamped with the rotating rod assembly 7, a strip-shaped groove is formed in the middle part of one side of the gravity device 3, the upper end of the interior of the strip-shaped groove is fixedly connected with the protection block 10, a hole is formed in the interior of the protection block 10, the surface of the traction rope 9 penetrates through the hole, the clamping connection is provided with the lifting assembly 11, the bottom end of the lifting assembly 11 is fixedly connected with the gravity device 3, the upper end of the gravity device 3 is provided with a small hole, the other end of the traction rope 9 penetrates through the small hole and is fixedly connected with the bottom plate 12, the upper end of the bottom plate 12 is lapped with the gravity block 13, one side of the gravity block 13 is provided with a notch, the surface of the traction rope 9 is clamped with the notch, through the arrangement of the gravity device 3, after the training is finished, the gravity block 13 is quickly lowered after the pull force training device is put down, and the impact force of the gravity block 13 is relieved through the buffer effect of the spring 302, so that the damage of the training device is reduced, and the service life of the training device is prolonged;

the gravity device 3 comprises a shell 301, a spring 302 and a supporting plate 303, wherein the spring 302 is fixedly connected to the inner bottom wall of the shell 301, the upper end of the spring 302 is fixedly connected with the supporting plate 303, the upper end of the supporting plate 303 is lapped on the bottom plate 12, and the gravity device 3 is used for buffering the gravity block 13;

the stretching assembly 5 comprises a hand-held block 501, an anti-clamping block 502, a stretch rope 503 and a connecting block 504, wherein one side of the hand-held block 501 is fixedly connected with the anti-clamping block 502, one side of the anti-clamping block 502 is fixedly connected with the stretch rope 503, the other end of the stretch rope 503 is fixedly connected with the connecting block 504, and the effect of convenient hand holding is achieved through the arrangement of the stretching assembly 5;

the rotating rod assembly 7 comprises a fixed rod 701 and a rotating cylinder 702, the middle part of the surface of the fixed rod 701 is rotationally connected with the rotating cylinder 702, a clamping groove is formed in the middle part of the surface of the rotating cylinder 702, and the function of fixing the traction direction of the traction rope 9 is achieved through the arrangement of the rotating rod assembly 7;

the lying plate assembly 8 comprises a thoracic lying plate 801, an arc-shaped support 802, a head support 803 and a cushion 804, wherein one end of the thoracic lying plate 801 is fixedly connected with the arc-shaped support 802, the other end of the arc-shaped support 802 is fixedly connected with the head support 803, the other end of the thoracic lying plate 801 is fixedly connected with the cushion 804, and the functions of normalizing and supporting training actions are achieved through the arrangement of the lying plate assembly 8;

the lifting assembly 11 comprises a supporting block 1101, a cross rod 1102 and a rotating block 1103, wherein the cross rod 1102 is fixedly connected to one side of the supporting block 1101, the rotating block 1103 is rotatably connected to the middle of the surface of the cross rod 1102, and a rope groove is formed in the middle of the surface of the rotating block 1103, so that the lifting assembly 11 plays a role in falling the gravity block 13.

In the utility model, the working steps of the device are as follows:

1. when the exercise is needed, a user lies prone on the lying plate assembly 8 to pull the handheld block 501 on the stretching assembly 5, the weight block 13 on the bottom plate 12 is pulled up through the arrangement of the rotating wheel 6, the rotating rod assembly 7 and the lifting assembly 11, and the weight block 13 can be added and placed to adjust the weight;

2. after training, after loosening hands, under the action of the gravity block 13, the traction rope 9 is pulled, the stretching assembly 5 is retracted to a part, the gravity block 13 rapidly descends, the support block 1101 is arranged below the gravity block 13 to support, the spring 302 is arranged below the support block 1101 to buffer, and the impact force of the rapid descent of the gravity block 13 is reduced.

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

Claims

1. The utility model provides a pulling force dorsum muscle training ware, includes base (1), its characterized in that: one side fixedly connected with A support column (2) of base (1) upper end, the opposite side fixedly connected with gravity device (3) of base (1) upper end, one side fixedly connected with service creeper subassembly (8) that is close to gravity device (3) of base (1) upper end, the round hole has all been seted up to the both sides of base (1), inside sliding connection of round hole has tensile subassembly (5), two spliced poles of one end fixedly connected with of diapire in base (1), the surface rotation of spliced pole is connected with runner (6), the recess has been seted up at the middle part on runner (6) surface, the middle part joint on tensile subassembly (5) surface is in the recess, the inside wall fixedly connected with bull stick subassembly (7) of base (1), the upper end fixedly connected with service creeper subassembly (8) of A support column (2), the lower extreme fixedly connected with of service creeper subassembly (8) is in B support frame (4), the one end fixedly connected with haulage rope (9) of tensile subassembly (5), the middle part joint has two spliced poles (7) on haulage rope (9) surface, the middle part joint has a recess, the inside of haulage rope (10) has a protection hole (10) is seted up on one side of the bar-shaped, the inside hole (10) has, the utility model discloses a traction rope, including bottom, gravity block (13), traction rope (9), pull subassembly (11), aperture, bottom fixedly connected with gravity device (3) of the bottom of lifting subassembly (11), the aperture is seted up to the upper end of gravity device (3), the other end of haulage rope (9) runs through aperture fixedly connected with bottom plate (12), the upper end overlap joint of bottom plate (12) has gravity block (13), the notch has been seted up to one side of gravity block (13), the surface joint of haulage rope (9) has the notch.

2. A dorsum muscle trainer according to claim 1, wherein: the gravity device (3) comprises a shell (301), a spring (302) and a supporting plate (303), wherein the spring (302) is fixedly connected to the inner bottom wall of the shell (301), the upper end of the spring (302) is fixedly connected with the supporting plate (303), and the upper end of the supporting plate (303) is lapped on the bottom plate (12).

3. A tensile dorsum muscle trainer according to claim 1, the method is characterized in that: the stretching assembly (5) comprises a handheld block (501), an anti-clamping block (502), an elastic rope (503) and a connecting block (504), wherein the anti-clamping block (502) is fixedly connected to one side of the handheld block (501), the elastic rope (503) is fixedly connected to one side of the anti-clamping block (502), and the connecting block (504) is fixedly connected to the other end of the elastic rope (503).

4. A dorsum muscle trainer according to claim 1, wherein: the rotary rod assembly (7) comprises a fixed rod (701) and a rotary cylinder (702), the rotary cylinder (702) is rotatably connected to the middle of the surface of the fixed rod (701), and a clamping groove is formed in the middle of the surface of the rotary cylinder (702).

5. A dorsum muscle trainer according to claim 1, wherein: the lying plate assembly (8) comprises a chest lying plate (801), an arc-shaped support (802), a head support (803) and a seat cushion (804), wherein the arc-shaped support (802) is fixedly connected to one end of the chest lying plate (801), the head support (803) is fixedly connected to the other end of the arc-shaped support (802), and the seat cushion (804) is fixedly connected to the other end of the chest lying plate (801).

6. A dorsum muscle trainer according to claim 1, wherein: the lifting assembly (11) comprises a supporting block (1101), a cross rod (1102) and a rotating block (1103), wherein the cross rod (1102) is fixedly connected to one side of the supporting block (1101), the rotating block (1103) is rotatably connected to the middle of the surface of the cross rod (1102), and a rope groove is formed in the middle of the surface of the rotating block (1103).