CN112933503A - Variable-speed friction ring for stepless counterweight mechanism - Google Patents
Variable-speed friction ring for stepless counterweight mechanism Download PDFInfo
- Publication number
- CN112933503A CN112933503A CN202110124784.9A CN202110124784A CN112933503A CN 112933503 A CN112933503 A CN 112933503A CN 202110124784 A CN202110124784 A CN 202110124784A CN 112933503 A CN112933503 A CN 112933503A
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- Prior art keywords
- fixed
- friction ring
- cone body
- cone
- variable speed
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/00058—Mechanical means for varying the resistance
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/06—User-manipulated weights
Abstract
The application discloses a variable-speed friction ring for an electrodeless counterweight mechanism, which comprises a fixed frame fixed on the ground, wherein a tensioning cone and a fixed cone are connected to the fixed frame in a rotating manner, a pull rope collector is arranged at one end of the fixed cone, a cone tensioning spring is arranged on the tensioning cone, the tensioning cone and the fixed cone are both cones, and a variable-speed friction ring for connecting the tensioning cone and the fixed cone is arranged between the tensioning cone and the fixed cone; the fixed centrum center pin of fixed centrum center fixedly connected with, fixed centrum center pin rotates to be connected on fixed frame. This application has the effect that improves the convenient degree of switching counter weight.
Description
Technical Field
The application relates to the technical field of fitness equipment, in particular to a variable-speed friction ring for an electrodeless counterweight mechanism.
Background
Along with the continuous improvement of living standard of people, the attention degree of people to the physical health is continuously increased, the exercise and fitness become fashionable, the good physique is provided, the people can be full of vigor, the people can be better put into learning and working, the people can feel more confident, the learning and working rhythm of the people is fast, the idle time is not much, many people cannot go to places such as a gymnasium for physical exercise because of no time, the people have no condition for exercising, and therefore many people choose to purchase household fitness equipment for exercise.
The progress of science and technology and the high-speed working rhythm bring greater life pressure to modern people, and many companies are in white-collar workers working on computers all day by day and are easy to suffer from office diseases such as cervical spondylosis, arthralgia, obesity and the like. Therefore, many people can choose to exercise in the gymnasium in free time, but the physical index and the physical state of each person are greatly different, and even the physical conditions of each person at different time are different, so that the exercise amount required each time is different.
In the related art, a chinese patent document with an authorization publication number of CN206837328U describes a counterweight structure of a fitness apparatus, which comprises a support, a counterweight adjusting rod, a rotating central shaft, a sliding counterweight, a steel wire rope and a pulley, wherein the counterweight adjusting rod is connected to the support through the rotating central shaft, the sliding counterweight is sleeved on the counterweight adjusting rod, a baffle is arranged on the counterweight adjusting rod between the rotating central shaft and the sliding counterweight, one end of the steel wire rope is connected to the counterweight adjusting rod, and the other end of the steel wire rope is connected to the pulley arranged on the support; one end of the steel wire rope is connected to the counterweight adjusting rod at the rear part of the rotating central shaft or connected to the counterweight adjusting rod at the front part of the rotating central shaft; through taking exercise action pulling wire rope one end, wire rope pulls the counter weight and adjusts the pole along the rotation center pin luffing motion along the pulley, and the in-process only needs to slide the position of counter weight on the counter weight is adjusted the pole through manual or electrical control, alright realize the regulation of counter weight.
The counterweight mechanism of the existing fitness equipment changes the number of the counterweight blocks in a bolt mode so as to achieve the adjustment of the tension of the force in the fitness process, a plurality of counterweight blocks are stacked in a fixed chute, the counterweight blocks need two fixed sliding rods to fix the sliding routes of the counterweight blocks, and the counterweight blocks slide up and down along fixed sliding rails; the pull rod penetrates through all the balancing weights from top to bottom, a fixed bolt hole is formed in the pull rod and corresponds to a bolt hole in the middle of each balancing weight, the pull rod is pulled to move up and down in the body building process, the pull force is adjusted in the body building process, the bolt is inserted into the hole in the middle of each balancing weight and the corresponding hole in the pull rod to achieve the purpose of fixing the pull rod and the balancing weights, and therefore the adjustment of the pull force in the body building process is achieved.
The inventor thinks that the plug pin needs to be inserted and pulled out and adjusted in each adjusting process, the problems that the plug pin is difficult to insert and the friction force in the inserting process is large can occur, and the defect that the plug pin is difficult to switch exists.
Disclosure of Invention
In order to improve the convenient degree of switching the counter weight, this application provides a stepless speed change friction ring for counter weight mechanism.
The technical scheme is as follows: the utility model provides an electrodeless for counter weight mechanism variable speed friction ring, is including fixing fixed frame subaerial, it is connected with tensioning centrum and fixed centrum to rotate on the fixed frame, the one end of fixed centrum is provided with the stay cord collector, be provided with centrum tensioning spring on the tensioning centrum, tensioning centrum and fixed centrum are the centrum, be provided with the variable speed friction ring that is used for connecting the tensioning centrum and fixes the centrum between tensioning centrum and the fixed centrum.
As a preferred technical scheme, the center of the fixed cone is fixedly connected with a fixed cone central shaft, and the fixed cone central shaft is rotatably connected to a fixed frame.
As a preferred technical scheme, both ends of the fixed centrum central shaft are provided with non-return one-way bearings.
As a preferable technical scheme, a pull rope collector is fixed at one end of the central shaft of the fixed cone, and a pull rope is wound on the pull rope collector.
As a preferable technical scheme, a pull rope collector one-way bearing is arranged between the pull rope collector and the central shaft of the fixed cone.
As a preferred technical scheme, the center of the tensioning cone body is fixedly connected with a tensioning cone body central shaft, and the tensioning cone body is connected to the fixing frame through the tensioning cone body central shaft.
As a preferred technical scheme, a force collecting clockwork spring is fixed on the central shaft of the tensioning cone body.
As a preferable technical solution, a buffer part is provided between the tension cone and the fixing frame.
As a preferred solution, the outer surface of the variable speed friction ring is parallel to the outer surface of the tension vertebral body and the inner surface of the variable speed friction ring is parallel to the outer surface of the fixation vertebral body.
As a preferred technical scheme, the fixing frame is connected with a speed change friction ring limiting plate in a sliding mode, and the speed change friction ring is placed on the speed change friction ring limiting plate.
Has the advantages that: 1. when the counterweight needs to be adjusted, the counterweight ratio can be switched by only moving the variable speed friction ring, and when the variable speed friction ring is from the tip end of the fixed cone body to the bottom end of the fixed cone body, the transmission ratio is larger and larger, and the counterweight is also larger and larger.
2. Along with the increase of live time, the variable speed friction ring can be worn and torn, is provided with buffer between tensioning centrum and the fixed frame, and when variable speed friction ring connectivity was not good, tensioning centrum moved forward, guarantees that variable speed friction ring has better connection effect.
3. The inner surface of the variable-speed friction ring is parallel to the outer surface of the fixed cone, the outer surface of the variable-speed friction ring is parallel to the outer surface of the tensioning cone, the contact areas of the variable-speed friction ring with the fixed cone and the tensioning cone respectively are increased, friction force is improved, and the connection effect is improved.
4. The design of the non-return-to-rotation one-way bearing ensures that the fixed cone can only rotate in one direction, thereby avoiding the reversal of the tensioning cone.
5. The design of the force collecting spring ensures that the elastic counter force generated by the tensioning cone tensioning spring keeps constant.
6. By reducing the use of the balancing weight, the method has the advantage of reducing resource waste; the adjusting weight has a larger range and is not influenced by the weight of a single weight block to the minimum weight number.
7. The balance weight can be adjusted more freely without the limit of the weight of a single balancing weight.
8. The weight of the counterweight mechanism is reduced, so that the weight of the fitness equipment using the counterweight mechanism is reduced.
9. The counterweight mechanism is more environment-friendly, and because the fitness equipment has a certain service life, the traditional fitness equipment is provided with the counterweight block, and the counterweight block is also abandoned along with the service life of the fitness equipment; the counterweight mechanism does not need to utilize a counterweight block for counterweight, thereby achieving the purpose of environmental protection.
Drawings
In order to more clearly illustrate the embodiments of the present application 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 application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic front view of an embodiment of the present application;
FIG. 2 is a schematic diagram of a backside structure of an embodiment of the present application;
fig. 3 is a schematic cross-sectional view of an embodiment of the present application.
Reference numerals: 1. a fixing frame; 2. tensioning the vertebral body; 3. fixing the vertebral body; 4. tensioning the central axis of the vertebral body; 5. fixing the central axis of the vertebral body; 6. a spring fixing seat; 7. a rope pulling collector; 8. pulling a rope; 9. a pull rope collector one-way bearing; 10. pulling a rope to return the spring; 11. a stepless speed change adjusting disk; 12. a stepless speed change digital indicating disc; 13. a variable speed adjustment slide; 14. a variable speed adjustment slide rail; 15. a variable speed adjusting screw; 16. a rotation-stopping one-way bearing seat; 17. a rotation-stopping one-way bearing; 18. a force collection spring; 19. a vertebral body tensioning spring; 20. tensioning a spring limit pin; 21. a speed change friction ring limiting plate; 22. a variable speed friction ring.
Detailed Description
The disclosure of the present application may be understood more readily by reference to the following detailed description of preferred embodiments of the application and the examples included therein. 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 application belongs. In case of conflict, the present specification, including definitions, will control.
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
A variable speed friction ring for an infinitely variable counterweight mechanism comprises a fixed frame 1, a tensioning cone 2, a fixed cone 3, a tensioning cone central shaft 4, a fixed cone central shaft 5, a spring fixing seat 6, a pull rope collector 7, a pull rope 8, a pull rope collector one-way bearing 9, a pull rope return spring 10, a stepless variable speed adjusting disc 11, a stepless variable speed digital indicating disc 12, a variable speed adjusting sliding seat 13, a variable speed adjusting sliding rail 14, a variable speed adjusting screw 15, a non-return-to-one-way bearing seat 16, a non-return-to-one-way bearing 17, a force collecting spring 18, a cone tensioning spring 19, a tensioning spring limiting pin 20, a variable speed friction ring limiting plate 21 and a variable speed.
The tension cone central shaft 4 is a cylinder, the tension cone 2 and the tension cone central shaft 4 are fixed by welding, two ends of the tension cone central shaft 4 penetrate through the fixing frame 1 and can rotate freely, a tension spring limiting pin 20 is fixed on the tension cone central shaft 4 by welding, a cone tension spring 19 is installed on the tension cone central shaft 4 after being compressed, one end of the cone tension spring 19 is in contact with the tension spring limiting pin 20, the other end of the cone tension spring is in contact with the tension cone 2, the elasticity of the cone tension spring 19 enables the gap between the tension cone 2 and the fixed cone 3 to be reduced, the inner ring of the force collection spring 18 is fixed with the tail end of the tension cone central shaft 4 by welding, and the force collection spring 18 collects force exceeding a certain force and can be automatically released; a buffer part is arranged between the tensioning cone body 2 and the fixing frame 1.
Stay cord return clockwork spring 10 is equipped with to 7 front ends of stay cord collector, the outside of stay cord return clockwork spring 10 and the internal surface mounting of stay cord collector 7, the interior survey of stay cord return clockwork spring 10 is connected fixedly with clockwork spring fixing base 6, clockwork spring fixing base 6 and fixed frame 1 fixed connection, 7 surfaces of stay cord collector have the heliciform screw thread, stay cord 8 is along the heliciform screw thread winding of stay cord collector 7, the one end of stay cord 8 is fixed in stay cord collector 7, stay cord 8 other one end can upwards pull out 0 to 2 meters's length, stay cord 8 is 7 anticlockwise rotations of pull cord collector in-process, stay cord collector 7 transmits the revolving force to fixed centrum center pin 5 through stay cord collector one-way bearing 9, because fixed centrum center pin 5 is fixed with.
The anti-rotation one-way bearing 17 is fixed at the other end of the fixed centrum central shaft 5 through welding, the outer side of the anti-rotation one-way bearing 17 is fixed with the fixed frame 1 through the anti-rotation one-way bearing seat 16 through welding, when the pull rope 8 is automatically withdrawn clockwise through the pull rope return spring 10 and automatically wound along the spiral thread of the pull rope collector 7, the anti-rotation one-way bearing 17 prevents the fixed centrum central shaft 5 and the fixed centrum 3 from rotating, so that the fixed centrum 3 can only rotate anticlockwise in one direction through the pulling out and withdrawing of the pull rope 8.
The speed change friction ring 22 is installed between the fixed vertebral body 3 and the tensioning vertebral body 2, so that the tensioning vertebral body 2 generates clockwise rotating force through the friction force of the speed change friction ring 22 when the fixed vertebral body 3 rotates anticlockwise, the tensioning vertebral body 2 moves forwards through the vertebral body tensioning spring 19 in the tensioning vertebral body 2 so that the gap between the tensioning vertebral body 2 and the fixed vertebral body 3 is reduced, the speed change friction ring 22 is clamped, the friction force between the fixed vertebral body 3 and the tensioning vertebral body 2 is increased, the transmission of force is ensured, and the speed change friction ring 22 can move back and forth along the gap between the fixed vertebral body 3 and the tensioning vertebral body 2.
When the speed change friction ring 22 moves to the front end of the counterweight mechanism, the fixed vertebral body 3 is in a large-diameter state and tensions the vertebral body 2 to be in a small-diameter state, the fixed vertebral body 3 rotates for 7 circles to tension the vertebral body 2, otherwise, when the speed change friction ring 22 moves to the rear end of the counterweight mechanism, the fixed vertebral body 3 is in a small-diameter state and tensions the vertebral body 2 to be in a large-diameter state, the fixed vertebral body 3 rotates for 1/7 circles to tension the vertebral body 2, so that the speed change effect is achieved, the speed change friction ring 22 is fixed in the middle of the speed change friction ring fiberboard 21 to ensure that the speed change friction ring 22 does not swing up and down and back and forth in any state, the speed change friction ring limiting plate 21 is fixed on the speed change adjusting sliding seat 13, and when the speed change adjusting sliding seat 13 moves back.
Two ends of a variable speed adjusting seat 13 are mounted on a variable speed adjusting slide rail 14, a variable speed adjusting screw rod is mounted in the middle of the variable speed adjusting seat 13, the front end of the variable speed adjusting screw rod 15 is connected and fixed with a stepless variable speed adjusting disc 11, the stepless variable speed adjusting disc 11 is driven to rotate when rotating, so that the variable speed adjusting seat 13 moves back and forth, a pointer is arranged on the stepless variable speed adjusting disc 11, an adjusting number is arranged on a stepless variable speed digital indicating disc 12, and the stepless variable speed digital indicating disc 12 is fixed with a fixing frame 1.
The foregoing examples are merely illustrative and serve to explain some of the features of the methods described herein. The appended claims are intended to claim as broad a scope as is contemplated, and the examples presented herein are merely illustrative of selected implementations in accordance with all possible combinations of examples. Accordingly, it is applicants' intention that the appended claims are not to be limited by the choice of examples illustrating features of the present application. Also, where numerical ranges are used in the claims, subranges therein are included, and variations in these ranges are also to be construed as possible being covered by the appended claims.
Claims (10)
1. The utility model provides a stepless for counter weight mechanism variable speed friction ring, is including fixing fixed frame (1) on ground, its characterized in that: the tension cone fixing device is characterized in that the fixing frame (1) is rotatably connected with a tension cone body (2) and a fixing cone body (3), a pull rope collector (7) is arranged at one end of the fixing cone body (3), a cone body tension spring (19) is arranged on the tension cone body (2), the tension cone body (2) and the fixing cone body (3) are both cone bodies, and a variable speed friction ring (22) used for connecting the tension cone body (2) and the fixing cone body (3) is arranged between the tension cone body (2) and the fixing cone body (3).
2. The variable speed friction ring for the stepless counterweight mechanism according to claim 1, is characterized in that: the center of the fixed cone body (3) is fixedly connected with a fixed cone body central shaft (5), and the fixed cone body central shaft (5) is rotatably connected to the fixed frame (1).
3. The variable speed friction ring for an endless counterweight mechanism according to claim 2, characterized in that: and two ends of the fixed centrum central shaft (5) are provided with non-return and non-return bearings (17).
4. The variable speed friction ring for an endless weight mechanism according to claim 3, wherein: one end of the fixed centrum central shaft (5) is fixed with a pull rope collector (7), and a pull rope (8) is wound on the pull rope collector (7).
5. The variable speed friction ring for the stepless counterweight mechanism according to claim 4, is characterized in that: a pull rope collector one-way bearing (9) is arranged between the pull rope collector (7) and the fixed centrum central shaft (5).
6. The variable speed friction ring for the stepless counterweight mechanism according to claim 1, is characterized in that: the center of the tensioning cone body (2) is fixedly connected with a tensioning cone body central shaft (4), and the tensioning cone body (2) is connected to the fixing frame (1) through the tensioning cone body central shaft (4).
7. The variable speed friction ring for the stepless counterweight mechanism according to claim 6, is characterized in that: a force collecting clockwork spring (18) is fixed on the tensioning centrum central shaft (4).
8. The variable speed friction ring for an endless weight mechanism according to claim 7, wherein: a buffer part is arranged between the tensioning cone body (2) and the fixing frame (1).
9. The variable speed friction ring for the stepless counterweight mechanism according to claim 1, is characterized in that: the outer surface of the variable speed friction ring (22) is parallel to the outer surface of the tensioning cone body (2), and the inner surface of the variable speed friction ring (22) is parallel to the outer surface of the fixing cone body (3).
10. The variable speed friction ring for an endless weight mechanism according to claim 9, wherein: the fixing frame (1) is connected with a speed change friction ring limiting plate (21) in a sliding mode, and the speed change friction ring (22) is placed on the speed change friction ring limiting plate (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110124784.9A CN112933503A (en) | 2021-01-29 | 2021-01-29 | Variable-speed friction ring for stepless counterweight mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110124784.9A CN112933503A (en) | 2021-01-29 | 2021-01-29 | Variable-speed friction ring for stepless counterweight mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN112933503A true CN112933503A (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110124784.9A Pending CN112933503A (en) | 2021-01-29 | 2021-01-29 | Variable-speed friction ring for stepless counterweight mechanism |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022160656A1 (en) * | 2021-01-29 | 2022-08-04 | 上海寅生科技有限公司 | Convenient stepless counterweight mechanism for fitness equipment |
| WO2022160659A1 (en) * | 2021-01-29 | 2022-08-04 | 上海寅生科技有限公司 | Continuously variable transmission adjustment device |
| CN114949754A (en) * | 2021-07-16 | 2022-08-30 | 上海寅生科技有限公司 | Training device for training upper limb strength capable of quickly and accurately adjusting balance weight |
| WO2023010595A1 (en) * | 2021-08-02 | 2023-02-09 | 上海寅生科技有限公司 | Pulling force stepless regulation counterweight power generation mechanism and fitness apparatus having same |
| RU2798895C1 (en) * | 2021-08-02 | 2023-06-28 | Шанхай Иньшэн Технолоджи Ко., Лтд. | Counterweight mechanism for generating electricity with stepless adjustable traction force and fitness equipment with such mechanism |
| GB2614871A (en) * | 2021-08-02 | 2023-07-26 | Shanghai Yinsheng Tech Co Ltd | Pulling force stepless regulation counterweight power generation mechanism and fitness apparatus having same |
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| CN101292095A (en) * | 2005-08-31 | 2008-10-22 | 乌尔里克·罗斯 | Friction cone-type or infinitely variable transmission, and method for the operation or adjustment of an infinitely variable transmission |
| CN208065259U (en) * | 2018-01-10 | 2018-11-09 | 马龙 | A kind of universal restorer of centrum for orthopedic spinal surgery |
| CN211535501U (en) * | 2019-11-15 | 2020-09-22 | 彭州市人民医院 | Multifunctional massage body-building device |
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2021
- 2021-01-29 CN CN202110124784.9A patent/CN112933503A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101292095A (en) * | 2005-08-31 | 2008-10-22 | 乌尔里克·罗斯 | Friction cone-type or infinitely variable transmission, and method for the operation or adjustment of an infinitely variable transmission |
| CN208065259U (en) * | 2018-01-10 | 2018-11-09 | 马龙 | A kind of universal restorer of centrum for orthopedic spinal surgery |
| CN211535501U (en) * | 2019-11-15 | 2020-09-22 | 彭州市人民医院 | Multifunctional massage body-building device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022160656A1 (en) * | 2021-01-29 | 2022-08-04 | 上海寅生科技有限公司 | Convenient stepless counterweight mechanism for fitness equipment |
| WO2022160659A1 (en) * | 2021-01-29 | 2022-08-04 | 上海寅生科技有限公司 | Continuously variable transmission adjustment device |
| CN114949754A (en) * | 2021-07-16 | 2022-08-30 | 上海寅生科技有限公司 | Training device for training upper limb strength capable of quickly and accurately adjusting balance weight |
| WO2023010595A1 (en) * | 2021-08-02 | 2023-02-09 | 上海寅生科技有限公司 | Pulling force stepless regulation counterweight power generation mechanism and fitness apparatus having same |
| RU2798895C1 (en) * | 2021-08-02 | 2023-06-28 | Шанхай Иньшэн Технолоджи Ко., Лтд. | Counterweight mechanism for generating electricity with stepless adjustable traction force and fitness equipment with such mechanism |
| GB2614871A (en) * | 2021-08-02 | 2023-07-26 | Shanghai Yinsheng Tech Co Ltd | Pulling force stepless regulation counterweight power generation mechanism and fitness apparatus having same |
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Application publication date: 20210611 |
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