CN214913023U - Stretching exercise device - Google Patents
Stretching exercise device Download PDFInfo
- Publication number
- CN214913023U CN214913023U CN202120963890.1U CN202120963890U CN214913023U CN 214913023 U CN214913023 U CN 214913023U CN 202120963890 U CN202120963890 U CN 202120963890U CN 214913023 U CN214913023 U CN 214913023U
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- pulley
- speed
- stretching
- cross beam
- supports
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Abstract
The utility model discloses a stretching exercise device, which comprises a base and a pull wire arranged at the left side and the right side; the base is provided with supports, and a cross beam is arranged between the supports and is positioned at the upper ends of the supports; a second pulley is arranged on the cross beam; a first pulley is arranged on the bracket; a speed limiter is arranged on one side of the support; one end of the stay wire is provided with a balancing weight, and the other end of the stay wire sequentially penetrates through the speed limiter, the first pulley, the second pulley and the cross beam and is connected with the stretching rod. Through setting up the overspeed governor, when taking exercise in-process stretching speed is great, overspeed governor and friction plate contact have increased exerciser's the effort that rises to help exerciser reduces stretching speed, has improved the exercise effect.
Description
Technical Field
The utility model belongs to the technical field of the physical training equipment, especially, relate to a device is tempered in tensile motion.
Background
The stretching exercise on the waist and abdominal muscle side is one of the physical fitness exercise means of the human body, the long-term physical fitness consumption of the sportsman can be slowed down through the stretching exercise on the waist and abdominal muscle side, the strength of the waist and abdominal muscle of the sportsman is enhanced, and the strain of the waist and abdominal muscle is not easy to occur in the exercise process. In the stretching exercise process, rhythmic exercise is needed, and the stretching action is too fast, so that action deformation is easy to occur, and the corresponding effect cannot be achieved. Among the existing tensile exercise equipment, tensile speed in the unable injecive exercise, people take exercise for the first time and hold the exercise rhythm very easily, appear the phenomenon that tensile speed is too fast easily, reduced the exercise effect.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model aims to provide a device is tempered in tensile motion, through setting up the overspeed governor, when the stretching speed is great among the exercise process, overspeed governor and friction plate contact have increased exerciser's the effort that rises that draws to help exerciser reduces stretching speed, has improved the exercise effect.
The utility model provides a following technical scheme:
a stretching exercise device comprises a base and a pull wire which are arranged on the left side and the right side; the base is provided with supports, and a cross beam is arranged between the supports and is positioned at the upper ends of the supports; a second pulley is arranged on the cross beam; a first pulley is arranged on the bracket; a speed limiter is arranged on one side of the support; one end of the stay wire is provided with a balancing weight, and the other end of the stay wire sequentially penetrates through the speed limiter, the first pulley, the second pulley and the cross beam and is connected with the stretching rod.
Preferably, the speed limiter comprises a shell, and a third pulley, a fourth pulley and a speed limiting wheel are arranged in the shell; the speed limiting wheel and the third pulley are coaxially arranged; the third pulley can drive the speed limiting wheel to rotate; and friction plates are arranged on two sides of the speed limiting wheel and connected with the shell.
Preferably, the speed limiting wheel comprises a rotating frame, the rotating frame is provided with an inner pulley, and the outer side of the inner pulley is provided with an elastic connecting layer; the other end of the elastic connecting layer is connected with the friction layer.
Preferably, the elastic connecting layer is a spring, and the spring is uniformly arranged on the outer surface of the inner pulley; one end of the spring is connected with the outer surface of the inner pulley, and the other end of the spring is connected with the friction layer.
Preferably, the third pulley is located at a lower side of the fourth pulley.
Preferably, the cross beam is of a U-shaped structure, a through hole is formed in the middle of the cross beam, and the pull wire is located in the through hole.
Preferably, the weight block comprises a plurality of sub-weight blocks, and the sub-weight blocks are mutually adsorbed through magnets.
Preferably, the counterweight block further comprises a bottom plate, one end of the stay wire is connected with the bottom plate, the sub-counterweight block is arranged on the bottom plate, and the self-counterweight block is connected with the bottom plate through a magnet.
Preferably, a rib plate is arranged at the joint of the support and the cross beam, and the rib plate is arranged to increase the structural strength of the device.
Preferably, the speed limiter is connected with the bracket through bolts and nuts.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the utility model relates to a device is tempered in tensile motion, through setting up the overspeed governor, when the stretching speed is great among the exercise process, overspeed governor and friction plate contact have increased the effort of drawing high of taking exercise person to help the person of taking exercise reduces stretching speed, has improved the exercise effect.
(2) The utility model relates to a device is tempered in tensile motion, the balancing weight includes a plurality of sub-balancing weights, adsorb mutually through magnet between the sub-balancing weight, in the use, the person of taking exercise can adjust the weight of balancing weight according to the actual need of self, adapts to the needs that different crowds took exercise, simultaneously, adsorb mutually through magnet between the sub-balancing weight, the quantity of the balancing weight of being convenient for increase and decrease, it is more convenient to operate.
(3) The utility model relates to a device is tempered in tensile motion through setting up the gusset, has increased device intensity, has increased the structural stability of device, has prolonged the life of device.
(4) The utility model relates to a device is tempered in tensile motion, the overspeed governor passes through bolt and nut and leg joint, and the person of taking exercise selectively uses the overspeed governor according to actual conditions, easily installation and dismantlement.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is the internal structure schematic diagram of the speed limiter of the present invention.
Fig. 3 is a schematic view of the speed limiting wheel of the present invention.
Fig. 4 is a schematic view of the rotating frame of the present invention.
Fig. 5 is a schematic view of the novel beam of the present invention.
In the figure: 1. a base; 2. a balancing weight; 3. a pull wire; 4. a support; 5. a speed limiter; 6. a first pulley; 7. a second pulley; 8. a stretch rod; 9. a cross beam; 10. a housing; 11. a friction plate; 12. a speed limiting wheel; 13. a third pulley; 14. a fourth pulley; 15. a rotating frame; 16. an elastic tie layer; 17. a friction layer; 18. an inner pulley.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
As shown in fig. 1 to 5, a stretching exercise device includes a base 1 and a string 3 provided on both left and right sides; the base 1 is provided with supports 4, the two supports 4 are symmetrically arranged, a cross beam 9 is arranged between the supports 4, and the cross beam 9 is positioned at the upper ends of the supports 4; the cross beam 9 is provided with a second pulley 7, the second pulley 7 is connected with the cross beam 9 through a rotating shaft, and the second pulley 7 can rotate around the rotating shaft; a first pulley 6 is arranged on the bracket 4, the first pulley 6 is connected with the bracket 4 through a rotating shaft, and the first pulley 6 can rotate around the rotating shaft; a speed limiter 5 is arranged on one side of the bracket 4, and the speed limiter 5 is used for limiting the stretching speed of the exerciser in the using process; one end of the stay wire 3 is provided with a balancing weight 2, and the other end of the stay wire sequentially passes through the speed limiter 5, the first pulley 6, the second pulley 7 and the cross beam 9 and is connected with the stretching rod 8.
The speed limiter 5 comprises a shell 10, and a third pulley 13, a fourth pulley 14 and a speed limiting wheel 12 are arranged in the shell 10; the speed limiting wheel 12 and the third pulley 13 are coaxially arranged; the third pulley 13 can drive the speed limiting wheel 12 to rotate; friction plates 11 are arranged on two sides of the speed limiting wheel 13, and the friction plates 11 are connected with the shell 10. The speed limiting wheel 13 comprises a rotating frame 15, the rotating frame 15 is provided with an inner pulley 18, and the outer side of the inner pulley 18 is provided with an elastic connecting layer 16; the other end of the elastic connecting layer 16 is connected with the friction layer 17. The elastic connecting layer 16 is a spring which is uniformly arranged on the outer surface of the inner pulley 18; one end of the spring is connected with the outer surface of the inner pulley 18, the other end of the spring is connected with a friction layer 17, the friction layer 17 is made of rubber or plastic, and the friction layer 17 can be in contact with the friction plate 11.
The third pulley 13 is located on the lower side of the fourth pulley 14. The cross beam 9 is of a U-shaped structure, a through hole is formed in the middle of the cross beam 9, and the pull wire 3 is located in the through hole. Clump weight 2 includes a plurality of sub-clump weights, adsorb each other through magnet between the sub-clump weight, easily increase or reduce the quantity of sub-clump weight, adjust the weight of sub-clump weight according to exerciser's actual need.
The balancing weight 2 further comprises a bottom plate, one end of the stay wire 3 is connected with the bottom plate, the sub-balancing weight is arranged on the bottom plate, and the self-balancing weight is connected with the bottom plate through a magnet. And rib plates are arranged at the joints of the brackets 4 and the cross beams 9, and the structural strength of the device is improved by arranging the rib plates. The speed limiter 5 is connected with the bracket 4 through bolts and nuts.
Example two
A stretching exercise device comprises a base 1 and a stay wire 3 which are arranged at the left side and the right side; the base 1 is provided with supports 4, the two supports 4 are symmetrically arranged, a cross beam 9 is arranged between the supports 4, and the cross beam 9 is positioned at the upper ends of the supports 4; the cross beam 9 is provided with a second pulley 7, the second pulley 7 is connected with the cross beam 9 through a rotating shaft, and the second pulley 7 can rotate around the rotating shaft; a first pulley 6 is arranged on the bracket 4, the first pulley 6 is connected with the bracket 4 through a rotating shaft, and the first pulley 6 can rotate around the rotating shaft; a speed limiter 5 is arranged on one side of the bracket 4, and the speed limiter 5 is used for limiting the stretching speed of the exerciser in the using process; one end of the stay wire 3 is provided with a balancing weight 2, and the other end of the stay wire sequentially passes through the speed limiter 5, the first pulley 6, the second pulley 7 and the cross beam 9 and is connected with the stretching rod 8.
The speed limiter 5 comprises a shell 10, and a third pulley 13, a fourth pulley 14 and a speed limiting wheel 12 are arranged in the shell 10; the speed limiting wheel 12 and the third pulley 13 are coaxially arranged; the third pulley 13 can drive the speed limiting wheel 12 to rotate; friction plates 11 are arranged on two sides of the speed limiting wheel 13, and the friction plates 11 are connected with the shell 10. The speed limiting wheel 13 comprises a rotating frame 15, the rotating frame 15 is provided with an inner pulley 18, and the outer side of the inner pulley 18 is provided with an elastic connecting layer 16; the other end of the elastic connecting layer 16 is connected with the friction layer 17. The elastic connecting layer 16 is elastic rubber which is arranged on the outer surface of the inner pulley 18; one end of the elastic rubber is connected with the outer surface of the inner pulley 18, the other end of the elastic rubber is connected with the friction layer 17, the friction layer 17 is made of rubber or plastic, and the friction layer 17 can be in contact with the friction plate 11.
The device that obtains through above-mentioned technical scheme is a stretching exercise device, in the use, the person taking exercise grips stretching pole 8 and carries out stretching exercise, in the exercise process, act as go-between 3 and drive third pulley 13, speed limit wheel 12 rotates, if, tensile action speed is too big, speed limit wheel 12 slew velocity is too big, at this moment, the centrifugal force that frictional layer 17 received increases, frictional layer 17 radius of motion increases, outside extension, then, frictional layer 17 and friction plate 11 contact, frictional force has between frictional layer 17 and the friction plate 11, friction plate 11 hinders frictional layer 17 to rotate, the effort of person taking exercise to stretching pole 8 increases. After the exerciser reduces the stretching speed, the friction layer 17 is reset under the action of the elastic connecting layer 16, so that the stretching action speed of the exerciser is restrained, and the exercise effect is improved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A stretching exercise device is characterized by comprising a base (1) and a pull wire (3) which are arranged at the left side and the right side; the base (1) is provided with supports (4), a cross beam (9) is arranged between the supports (4), and the cross beam (9) is positioned at the upper ends of the supports (4); a second pulley (7) is arranged on the cross beam (9); a first pulley (6) is arranged on the bracket (4); a speed limiter (5) is arranged on one side of the support (4); one end of the pull wire (3) is provided with a balancing weight (2), and the other end of the pull wire sequentially penetrates through the speed limiter (5), the first pulley (6), the second pulley (7) and the cross beam (9) and is connected with the stretching rod (8).
2. Stretching exercise apparatus according to claim 1, wherein the speed limiter (5) comprises a housing (10), inside said housing (10) there being provided a third pulley (13), a fourth pulley (14) and a speed limiting wheel (12); the speed limiting wheel (12) and the third pulley (13) are coaxially arranged; the third pulley (13) can drive the speed limiting wheel (12) to rotate; friction plates (11) are arranged on two sides of the speed limiting wheel (12), and the friction plates (11) are connected with the shell (10).
3. Stretching exercise device according to claim 2, wherein said speed limiting wheel (12) comprises a rotating turret (15), said rotating turret (15) being provided with an inner pulley (18), the outer side of said inner pulley (18) being provided with an elastic connection layer (16); the other end of the elastic connecting layer (16) is connected with the friction layer (17).
4. A stretching exercise device according to claim 3, wherein the elastic connecting layer (16) is a spring uniformly arranged on the outer surface of the inner pulley (18); one end of the spring is connected with the outer surface of the inner pulley (18), and the other end of the spring is connected with the friction layer (17).
5. Stretching exercise device according to claim 2, wherein said third pulley (13) is located on the lower side of the fourth pulley (14).
6. Stretching exercise device according to claim 1, wherein said cross member (9) is a U-shaped structure, said cross member (9) being provided with a through hole in the middle, said pull cord (3) being located in the through hole.
7. The stretching exercise device of claim 1, wherein the weight (2) comprises a plurality of sub-weights, and the sub-weights are attracted to each other by a magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120963890.1U CN214913023U (en) | 2021-05-08 | 2021-05-08 | Stretching exercise device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120963890.1U CN214913023U (en) | 2021-05-08 | 2021-05-08 | Stretching exercise device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214913023U true CN214913023U (en) | 2021-11-30 |
Family
ID=79062907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120963890.1U Expired - Fee Related CN214913023U (en) | 2021-05-08 | 2021-05-08 | Stretching exercise device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214913023U (en) |
-
2021
- 2021-05-08 CN CN202120963890.1U patent/CN214913023U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211130 |