CN212308741U

CN212308741U - Pulling force training device

Info

Publication number: CN212308741U
Application number: CN202020680273.6U
Authority: CN
Inventors: 胡勇刚
Original assignee: Han Fuxing
Current assignee: Han Fuxing
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2021-01-08
Anticipated expiration: 2030-04-28

Abstract

The utility model discloses a pulling force training device, including handle, casing, pulling force rope, coiler and installation component, the vertical setting of casing, the inside cavity of casing and its upside are equipped with the opening, the coiler sets up in the casing and can rotate at its inside level, the handle sets up the casing top, the one end of pulling force rope with the handle is connected fixedly, its other end by the opening stretches into in the casing, and the rolling is in just rather than being connected fixedly on the coiler, the installation component is installed the casing outside, and be used for with the casing is installed on the plane, and external force pulls the handle is upwards removed, the pulling force rope unreels and drives the coiler rotates, or withdraws external force, the coiler rotates and the rolling pulling force rope. The tension trainer of the utility model can be adsorbed on a plane, which is convenient for tension training; the handle is drawn to the training person, and the pulling force rope unreels and the rolling in the casing, convenient to use.

Description

Pulling force training device

Technical Field

The utility model relates to a body-building equipment technical field, in particular to pulling force training device.

Background

When carrying out the tensile training, adopt the pulling force rope to train with the help of fitness equipment usually, however before utilizing the pulling force rope to carry out the tensile training, need utilize fixing in the training place of pulling force rope, lead to some people to be in when training, hardly find suitable place and fix the pulling force rope, be unfavorable for the use of tensile training ware, and the pulling force rope is often in disorder place, is difficult to accomodate.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a sucking disc pulling force rope convenient to fixed mounting, the technical scheme of adoption is:

the utility model provides a pulling force training device, includes handle, casing, pulling force rope, coiler and installation component, the vertical setting of casing, the inside cavity of casing and its upside are equipped with the opening, the coiler sets up in the casing and can rotate at its inside level, the handle sets up the casing top, the one end of pulling force rope with the handle is connected fixedly, its other end by the opening stretches into in the casing, and the rolling is in on the coiler and rather than connecting fixedly, the installation component is installed the casing outside, and be used for with the casing is installed on the plane, and external force pulls the handle is upwards removed, the pulling force rope unreels and drives the coiler rotates, or withdraws external force, the coiler rotates and the rolling pulling force rope.

Preferably, the coiler includes center pin, pulley and spiral spring, the center pin horizontal installation be in the casing, the pulley with spiral spring coaxial cover respectively is established on the center pin, just the pulley can wind the center pin rotates, spiral spring's inner with center pin connection, its outer end with the pulley is connected, the pulling force rope is kept away from the one end rolling of handle is in on the pulley and rather than being connected fixedly, external force pulls the handle removes and keeps away from the casing, the pulling force rope unreels, the pulley is overcome spiral spring's elastic tension rotates, or withdraws external force, the pulley is in rotate and the rolling under the effect that spiral spring replied the rolling of pulling force rope.

Preferably, the pull rope further comprises two groups of guide wheels, the two groups of guide wheels are horizontally and rotatably mounted in the shell respectively, the two groups of guide wheels are located on two sides below the opening respectively, and one end, far away from the handle, of the pull rope penetrates through the two groups of guide wheels and is fixedly connected with the pulley.

Preferably, still include at least one setting and be in damping subassembly in the casing, damping subassembly has actuating end and damping end, just damping subassembly's actuating end stretches out outside the casing, the damping end does the pulley provides the rotational resistance, and external force triggers actuating end, the damping end is removed right the rotational resistance of pulley, or external force triggers once more actuating end, the damping end for the pulley provides the rotational resistance.

Preferably, damping subassembly includes trigger subassembly, retaining member, disc spring and is annular box body and rotation piece, trigger subassembly has the drive end and stretches out trigger end outside the casing, trigger end constitutes damping subassembly's actuating end, the box body with rotate coaxial and rotatable the installation on the center pin, just the box body with the pulley is connected fixedly, the retaining member is installed the casing inboard is close to the position of trigger subassembly drive end, just the retaining member with rotate the piece locking, the coaxial cover of disc spring is established on the center pin, just the outer end of disc spring with the box body is connected, its inner with rotate the piece and be connected, the inner of disc spring constitutes damping subassembly's damping end, external force triggers trigger end, the retaining member with rotate the piece and remove locking, or external force triggers once more trigger end, the driving end drives the locking piece to lock the rotating piece.

Preferably, the retaining member is the pawl, rotate the piece and be the ratchet, it installs through rather than the coaxial and rotatable installation of normal running fit's bearing on the center pin to rotate the middle part of retaining member the installation through the pivot the casing is inboard, just the cover is equipped with the spring rather than coaxial distribution in the pivot, the both ends of spring respectively with the pivot with the casing is connected fixedly, the one end of retaining member stretches into between two arbitrary adjacent ratchets of rotation piece, the drive end of trigger subassembly is close to the other end of retaining member, external force triggers the trigger end, the drive end drive the other end of retaining member is overcome the elastic tension of spring rotates and is close to rotate the piece, the one end of retaining member is rotated and is kept away from rotate the piece and relieve locking rather than, or external force triggers once more the trigger end, the retaining member is in the effect of spring restoring to initial condition down, the locking member locks the rotating member.

Preferably, the mounting component is a suction cup component, and the mounting component is mounted on the lower side of the housing, and the mounting component can be adsorbed on a plane to mount the housing on the plane.

Preferably, the installation component comprises an installation rod and a sucker, the installation rod is vertically arranged below the shell, the upper end of the installation rod is connected with the lower side of the shell in a rotating mode, the installation rod can rotate forwards and backwards relative to the shell, the sucker is rotatably installed at the lower end of the installation rod, and the sucker can horizontally rotate relative to the installation rod.

Preferably, the suction cup is a hand pump vacuum cup.

The utility model combines the coiler and the tension trainer, the trainer pulls the handle, the tension rope unreels and rolls in the shell, and the use is convenient; when the tension trainer is not used, the tension rope is contained in the shell, so that the tension trainer is convenient to contain.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic structural diagram of a tension trainer according to an embodiment of the present invention;

fig. 2 is an exploded view of the tension trainer according to the embodiment of the present invention;

fig. 3 is a cross-sectional view of the retractor and the damping assembly according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of the tension trainer in accordance with an embodiment of the present invention.

The specific meanings of the reference numerals are:

1. a handle; 2. a housing; 3. a tension rope; 4. a retractor; 41. a central shaft; 42. a pulley; 43. A volute spring; 5. mounting the component; 51. mounting a rod; 52. a suction cup; 6. a guide wheel; 7. a damping assembly; 71. a trigger component; 72. a locking member; 73. a coil spring; 74. a box body; 75. and a rotating member.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The principles and features of the present invention are described below in conjunction with the accompanying fig. 1-4, the examples given are intended to illustrate the present invention and are not intended to limit the scope of the invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, an embodiment of the present invention is provided, in which the tension trainer includes a handle 1, a housing 2, a tension rope 3, a retractor 4 and a mounting assembly 5, the housing 2 is vertically disposed, the housing 2 is hollow and has an opening at an upper side thereof, the retractor 4 is disposed in the housing 2 and can horizontally rotate inside the housing, the handle 1 is disposed above the housing 2, one end of the tension rope 3 is fixedly connected to the handle 1, and the other end thereof extends into the housing 2 through the opening and is wound on the retractor 4 and is fixedly connected thereto, the mounting assembly 5 is mounted outside the housing 2 and is used to mount the housing 2 on a plane, an external force pulls the handle 1 to move upwards, the tension rope 3 unwinds and drives the retractor 4 to rotate or to withdraw the external force, the retractor 4 rotates and winds the tensile cord 3.

When using the pulling force training ware that this embodiment provided, the sucking disc adsorbs on the plane, and training person's hand is pull handle 1 removes and is kept away from the casing, pulling force rope 3 unreels, and training person cancels traction force, pulling force rope by 4 rolling of coiler to accomplish a pulling force training.

When a trainer does tension training, the tension rope 3 is continuously wound and unwound on the retractor 4, so that the training is facilitated; the sucker can be adsorbed on planes such as tiles, bottom plates, walls and the like, so that the installation of the tension trainer is facilitated, the use of the tension trainer is facilitated, and the tension training is facilitated; when the tension trainer is not used, the tension rope 3 is contained in the shell, so that the tension rope is convenient to contain.

Preferably, the retractor 4 includes center pin 41, pulley 42 and spiral spring 43, center pin 41 horizontal installation is in the casing 2, pulley 42 with spiral spring 43 is coaxial cover respectively and is established on center pin 41, just pulley 42 can wind center pin 41 rotates, spiral spring's inner with center pin 41 connects, its outer end with pulley 42 connects, pulling force rope 3 keeps away from the one end rolling of handle 1 is in on pulley 42 and fixed with it, and external force pulls handle 1 moves and keeps away from casing 2, pulling force rope 3 unreels, pulley 42 overcomes the elastic tension of spiral spring 43 rotates, or withdraws external force, pulley 42 is in rotate and the rolling under the effect that spiral spring 43 replied pulling force rope 3 winds.

When a trainer does tension training, the hand of the trainer pulls the handle 1 to move away from the shell 2, the pulley 42 overcomes the elastic tension of the spiral spring 43 to rotate, namely the trainer overcomes the elastic tension of the spiral spring 43 to do tension training, and the tension training device is simple in structure, convenient to install and small in required space.

As shown in the figure, the left and right sides of casing 2 inner wall is equipped with the ring channel respectively, and two be equipped with respectively in the ring channel rather than coaxial distribution's outer hexagonal stand, center pin 41 is interior hexagonal hollow shaft, two are stretched into respectively at the both ends of center pin 41 in the ring channel, and two outer hexagonal stand stretches into respectively inside the center pin 41 both ends, with will the stable installation of center pin 41 is in casing 2.

An annular boss is coaxially distributed in the middle of the central shaft 41, the pulley 42 is composed of an annular groove body and a groove cover, a clamping groove matched with the inner end of the spiral spring 43 is formed in the outer wall of the annular boss, the groove body and the groove cover of the pulley 42 are coaxially sleeved on the annular boss, the groove cover is arranged at the groove opening of the groove body of the pulley 42 and fixedly connected with the groove body, the spiral spring 43 is coaxially arranged in the groove of the groove body of the pulley 42, and the inner end of the spiral spring 43 extends into the clamping groove, so that the structure is simple, the installation is convenient, the spiral spring 43 is stably arranged in the shell 2, and the spiral spring 43 is prevented from shaking left and right; and the outer wall of the groove body of the pulley 42 is concave, and the tension rope 3 is wound outside the pulley 42.

Preferably, the pull rope further comprises two groups of guide wheels 6, the two groups of guide wheels 6 are respectively horizontally and rotatably mounted in the shell 2, the two groups of guide wheels 6 are respectively positioned on two sides below the opening, and one end, far away from the handle 1, of the pull rope 3 penetrates through the two groups of guide wheels 6 and is fixedly connected with the pulley 42.

The tension rope 3 wound by the pulley 42 passes through the two groups of guide wheels 6 and then extends out of the shell 2 from the opening, so that the tension rope 3 is prevented from swinging left and right at the opening, and the training effect is ensured.

The tension trainer of this embodiment further comprises at least one damping component 7 disposed in the housing 2, wherein the damping component 7 has an actuating end and a damping end, the actuating end of the damping component 7 extends out of the housing 2, the damping end provides a rotational resistance to the pulley 42, an external force triggers the actuating end, the damping end releases the rotational resistance to the pulley 42, or an external force triggers the actuating end again, and the damping end provides a rotational resistance to the pulley 42.

The damping end increases pulley 42 pivoted resistance to increase the required pulling force of training person when doing the pulling force training, thereby widened the intensity scope of pulling force training, and do not additionally increase the shared volume of pulling force training ware, portable.

Preferably, the damping assembly 7 includes a trigger assembly 71, a locking member 72, a coil spring 73, and a box 74 and a rotating member 75 which are all annular, the trigger assembly 71 has a driving end and a triggering end extending out of the housing 2, the triggering end constitutes an actuating end of the damping assembly 7, the box 74 and the rotating member 75 are respectively coaxially and rotatably mounted on the central shaft 41 through bearings rotatably fitted with the box 74, the box 74 is fixedly connected with the pulley 42, the locking member 72 is mounted inside the housing 2 at a position close to the driving end of the trigger assembly 71, the locking member 72 is locked with the rotating member 75, the coil spring 73 is coaxially sleeved on the central shaft 41, an outer end of the coil spring 73 is connected with the box 74, an inner end of the coil spring 73 is connected with the rotating member 75, and an inner end of the coil spring 73 constitutes a damping end of the damping assembly 7, external force triggers the trigger end, retaining member 72 with rotate piece 75 and remove the locking, or external force triggers the trigger end again, the drive end drive retaining member 72 locking rotate piece 75.

In an initial state, the locking member 72 locks the rotating member 75, an external force pulls the handle 1 to move away from the housing 2, the tension rope 3 is unwound to drive the pulley 42 and the box 74 to rotate synchronously, the rotating member 75 remains stationary, the inner end of the coil spring 73 cannot rotate synchronously with the pulley 42 and the box 74, and the tension rope 3 needs to be unwound while overcoming the elastic tension of the coil spring 73 and the volute spring 43;

the trigger end is triggered by external force, after the locking piece 72 and the rotating piece 75 are unlocked, the handle 1 is pulled by the external force to move away from the shell 2, the tension rope 3 is unreeled to drive the pulley 42 and the box body 74 to synchronously rotate, and the rotating piece 75 rotates along with the box body 74, so that the tension rope 3 can be unreeled only by overcoming the elastic tension of the spiral spring 43;

when the external force triggers the triggering end again, the locking member 72 locks the rotating member 75 again, so that the pulling force required for pulling the tensile cord 3 is increased, and the training intensity of the tensile training device is increased.

As shown in fig. 3 and 4, in this embodiment, two damping assemblies 7 are disposed in the housing 2, the two damping assemblies 7 are symmetrically disposed on the left and right sides of the pulley 42, in an initial state, two locking members 72 lock the two corresponding rotating members 75, and the inner ends of the two coil springs 73 are locked by the corresponding rotating members 75, so that the tensile cord 3 needs to be pulled against the elastic tension of the spiral spring 43 and the two coil springs 73, and the tensile trainer is in the third gear of training; triggering the triggering end of one of the triggering components 71, wherein the tensile cord 3 needs to be pulled against the elastic tension of the coil spring 73 and the coil spring 43 at the same time, and the tensile trainer is in the second gear of training; or the triggering ends of the two triggering components 71, the tensile cord 3 is pulled only against the elastic tension of the spiral spring 43, and the tensile trainer is in the first gear of training. Namely, the required tension of the first gear, the second gear and the third gear of the tension trainer is gradually increased, so that the tension trainer is suitable for different tension training strengths, and the application range is expanded. In practical application, the range of the tension force required by the tension training of the tension training machine can be adjusted by adjusting the number of the damping assemblies 7,

preferably, retaining member 72 is the pawl, it is the ratchet to rotate piece 75, it is coaxial and rotatable the installing through rather than normal running fit's bearing to rotate piece 75 on the center pin, the middle part of retaining member 72 rotates the installation through the pivot 2 inboard, just the cover is equipped with the spring rather than coaxial distribution in the pivot, the both ends of spring respectively with the pivot with casing 2 is connected fixedly, the one end of retaining member 72 stretches into between two arbitrary adjacent ratchets of rotation piece 75, the drive end of triggering the subassembly is close to the other end of retaining member 72, and external force triggers the trigger end, the drive end drive the other end of retaining member 72 overcomes the elastic tension of spring rotates and is close to rotate piece 75, the one end of retaining member 72 is rotated and is kept away from rotate piece 75 and rather than removing the locking, or the triggering end is triggered again by external force, the locking piece 72 restores to the original state under the action of the restoring force of the spring, and the rotating piece 75 is locked by the locking piece 72.

The rotating piece 75 and the locking piece 72 are locked and unlocked through a ratchet-pawl mechanism, and the structure is reliable.

The trigger assembly 71 is vertically installed in the housing 2, the trigger assembly 71 is a push button type pen core driving mechanism disclosed in chinese patent with publication number CN1177701C, wherein the trigger end is equivalent to a push button in the push button type pen core driving mechanism disclosed in the patent document, and the driving end is equivalent to the front end of a pen tip in the patent document.

Preferably, the mounting member 5 is a suction cup member, and the mounting member 5 is mounted on the lower side of the housing 2, the mounting member 5 can be attached on a plane to mount the housing 2 on the plane.

The mounting component 5 can be adsorbed on planes such as tiles, bottom plates and walls, so that the tension trainer can be used conveniently, and the tension training is facilitated.

Preferably, the mounting assembly 5 comprises a mounting rod 51 and a suction cup 52, the mounting rod 51 is vertically disposed below the housing 2, and the upper end of the mounting rod 51 is rotatably connected with the lower side of the housing 2, the mounting rod 51 can rotate back and forth relative to the housing 2, the suction cup 52 is rotatably mounted at the lower end of the mounting rod 51, and the suction cup 52 can rotate horizontally relative to the mounting rod 51.

The shell 2 of the tensile training device can be rotated to any direction relative to the suction cup 52, which is convenient for training.

Preferably, the suction cup 52 is a hand pump vacuum cup.

The suction force of the hand pump type vacuum chuck in the plane is adjustable, and the installation stability of the tension trainer is ensured.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims

1. The tension trainer is characterized by comprising a handle (1), a shell (2), a tension rope (3), a retractor (4) and a mounting assembly (5), wherein the shell (2) is vertically arranged, the shell (2) is hollow and is provided with an opening at the upper side, the retractor (4) is arranged in the shell (2) and can horizontally rotate in the shell, the handle (1) is arranged above the shell (2), one end of the tension rope (3) is fixedly connected with the handle (1), the other end of the tension rope extends into the shell (2) through the opening and is wound on the retractor (4) and fixedly connected with the retractor, the mounting assembly (5) is arranged at the outer side of the shell (2) and is used for mounting the shell (2) on a plane, external force pulls the handle (1) to move upwards, the tension rope (3) is unwound and drives the retractor (4) to rotate, or the external force is removed, and the retractor (4) rotates and winds the tension rope (3).

2. The tension trainer according to claim 1, wherein the retractor (4) comprises a central shaft (41), a pulley (42) and a spiral spring (43), the central shaft (41) is horizontally installed in the housing (2), the pulley (42) and the spiral spring (43) are respectively coaxially sleeved on the central shaft (41), the pulley (42) can rotate around the central shaft (41), the inner end of the spiral spring (43) is connected with the central shaft (41), the outer end of the spiral spring is connected with the pulley (42), one end of the tensile cord (3) far away from the handle (1) is wound on the pulley (42) and is fixedly connected with the pulley (42), external force pulls the handle (1) to move away from the housing (2), the tensile cord (3) is unwound, and the pulley (42) rotates against the elastic tension of the spiral spring (43), or the external force is removed, and the pulley (42) rotates under the action of the return of the spiral spring (43) and winds the tension rope (3).

3. The tension trainer according to claim 2, further comprising two sets of guide wheels (6), wherein the two sets of guide wheels (6) are horizontally and rotatably mounted in the housing (2) respectively, and the two sets of guide wheels (6) are located on two sides below the opening respectively, and one end of the tension rope (3) far away from the handle (1) passes through between the two sets of guide wheels (6) and is fixedly connected with the pulley (42).

4. The tension trainer according to claim 2, further comprising at least one damping assembly (7) disposed within the housing (2), the damping assembly (7) having an actuating end and a damping end, and the actuating end of the damping assembly (7) extending outside the housing (2), the damping end providing rotational resistance to the pulley (42), an external force triggering the actuating end, the damping end releasing the rotational resistance to the pulley (42) or an external force re-triggering the actuating end, the damping end providing rotational resistance to the pulley (42).

5. The tension trainer according to claim 4, wherein the damping assembly (7) comprises a triggering assembly (71), a locking member (72), a coil spring (73), and a box body (74) and a rotating member (75) which are both annular, the triggering assembly (71) has a driving end and a triggering end extending out of the housing (2), the triggering end constitutes an actuating end of the damping assembly (7), the box body (74) and the rotating member (75) are coaxially and rotatably mounted on the central shaft (41), the box body (74) is fixedly connected with the pulley (42), the locking member (72) is mounted inside the housing (2) at a position close to the driving end of the triggering assembly (71), and the locking member (72) is locked with the rotating member (75), the coil spring (73) is coaxially sleeved on the central shaft (41), and the outer end of disc spring (73) with box body (74) is connected, its inner with rotate piece (75) and connect, the inner of disc spring (73) constitutes the damping end of damping subassembly (7), and external force triggers the trigger end, retaining member (72) with rotate piece (75) and remove the locking, or external force triggers the trigger end again, the drive end drive retaining member (72) lock rotate piece (75).

6. The tension trainer according to claim 5, wherein the locking member (72) is a pawl, the rotating member (75) is a ratchet wheel, the rotating member (75) is coaxially and rotatably mounted on the central shaft (41) through a bearing in a rotating fit with the rotating member, the middle part of the locking member (72) is rotatably mounted inside the housing (2) through a rotating shaft, the rotating shaft is sleeved with a spring coaxially distributed with the rotating shaft, two ends of the spring are fixedly connected with the rotating shaft and the housing (2), one end of the locking member (72) extends into a space between any two adjacent ratchet teeth of the rotating member (75), a driving end of the triggering assembly is close to the other end of the locking member (72), an external force triggers the triggering end, and the driving end drives the other end of the locking member (72) to rotate close to the rotating member (75) against the elastic tension of the spring, one end of retaining member (72) is rotated and is kept away from rotate piece (75) and rather than removing locking, or external force triggers again the trigger end, retaining member (72) are in initial condition resumes under the effect of spring return force, retaining member (72) lock rotate piece (75).

7. The tension trainer according to any one of claims 1-6, wherein the mounting assembly (5) is a suction cup assembly and the mounting assembly (5) is mounted on the underside of the housing (2), the mounting assembly (5) being attachable to a surface for mounting the housing (2) on the surface.

8. The tension trainer according to claim 7, wherein the mounting assembly (5) comprises a mounting bar (51) and a suction cup (52), the mounting bar (51) is vertically disposed below the housing (2) and has an upper end rotatably connected with the lower side of the housing (2), the mounting bar (51) is rotatable back and forth relative to the housing (2), the suction cup (52) is rotatably mounted at a lower end of the mounting bar (51), and the suction cup (52) is rotatable horizontally relative to the mounting bar (51).

9. The tension trainer according to claim 8, wherein the suction cup (52) is a hand pump vacuum cup.