Coupling protection structure of bicycle torque sensor

By setting a protective component and buffer component on the side surface of the bicycle couplet, the problem of damage to the linked shaft in the road by a stone gravel on the road, and realizing the protection of the surface of the couplet and the extension of the service life of the use of the shaft.

CN222391806UActive Publication Date: 2025-01-24HEBEI HENGFENG BICYCLE CO LTD
View PDF 0 Cites 0 Cited by

Patent Information

Application Number
CN202421065306.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-16
Publication Date
2025-01-24
Estimated Expiration
2034-05-16

AI Technical Summary

Technical Problem

When a bicycle is walking on the road, gravel hits the surface of the coupling, causing scratches, pits or wear, reducing the performance and life of the coupling, and may even lead to surface rupture or breakage.

Method used

A bicycle torque sensor joint shaft protection structure is designed. By setting a protective component on the side surface of the axis, including protective cases, closed plates, sealing cushions and extension covers, a protective shell is placed on the outside of the coupling to prevent impact from impact. Damage and buffering the impact of airbags and protecting the soft shell to avoid vibration and destroying the internal structure.

Benefits of technology

Effectively prevent scratches, concave pits, or wear when the coupling of the coupling is hit by stone sand on the road, protecting the surface of the coupling shaft is not destroyed, extending the life of the coupling, and preventing rainwater erosion to ensure the safety and safety of the shaft. Stablize.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN222391806U_ABST
    Figure CN222391806U_ABST
Patent Text Reader

Abstract

The utility model relates to the technical field of torque sensors, in particular to a bicycle torque sensor coupling protection structure which comprises a coupler, a protection assembly is arranged on the side surface of the coupler and comprises a protection shell, the protection shell is arranged on the side surface of the coupler, and a closing plate is fixedly connected to the side surface of the protection shell. A threaded hole is formed in the top of the closing plate, a first bolt is in threaded connection with the interior of the threaded hole, and a first sealing gasket is fixedly connected with the interior of the protection shell. According to the coupling protection structure of the bicycle torque sensor, through the cooperation of the protection shell, the closing plate and the extension cover, the side surface of the coupling is sleeved with the protection shell, so that the coupling is prevented from being impacted by stones and gravels on a road, scratches, pits or abrasion are prevented from being formed on the surface of the coupling, and the surface of the coupling is protected against damage; the extension cover and the sealing gasket protect the coupling from being eroded by rainwater, so that the safety of the coupling is ensured.
Need to check novelty before this filing date? Find Prior Art

Description

Technical Field

[0001] The utility model relates to the technical field of torque sensors, in particular to a coupling protection structure of a bicycle torque sensor. Background Art

[0002] The coupling in a bicycle torque sensor refers to a device that is usually used to connect two shafts together to transmit power. Its main function is to connect the rider's pedaling force with the sensor or other mechanical components to transmit the torque signal. With the improvement of people's living standards and the enhancement of health awareness, bicycles have become one of the favorite sports for many people, making the protection demand for bicycle torque sensor couplings higher and higher.

[0003] When a bicycle is running on the road, stones and gravel will hit the surface of the coupling, causing scratches, pits or wear. These damages will reduce the performance and life of the coupling. When the impact is strong, it may even cause the surface of the coupling to crack or break. For this reason, we propose a bicycle torque sensor coupling protection structure. Utility Model Content

[0004] The purpose of the utility model is to provide a bicycle torque sensor coupling protection structure to solve the problem proposed in the above background technology that when a bicycle is running on the road, stones and gravel will hit the surface of the coupling, thereby forming scratches, pits or wear. These damages will reduce the performance and life of the coupling. When the impact force is large, it may even cause the surface of the coupling to crack or break. To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bicycle torque sensor coupling protection structure, including a coupling, a side surface of the coupling is provided with a protection component, the protection component includes a protective shell, the protective shell is provided on the side surface of the coupling, the side surface of the protective shell is fixedly connected with a closing plate, the top of the closing plate is provided with a threaded hole, the internal thread of the threaded hole is connected with a bolt one, the inside of the protective shell is fixedly connected with a sealing gasket one, the two ends of the protective shell are fixedly connected with an extension cover, the inside of the extension cover is fixedly connected with a sealing gasket two, through the cooperation between the protective shell, the closing plate and the extension cover, a protective shell is sleeved on the side surface of the coupling to prevent the coupling from being hit by stones and gravel on the road, and forming scratches, pits or wear on the surface of the coupling, and protecting the surface of the coupling from being damaged. The extension cover and the sealing gasket protect the coupling from being eroded by rainwater, thereby ensuring the safety of the coupling.

[0005] Further preferably, a buffer assembly is provided on the side surface of the protective shell, and the buffer assembly includes a buffer airbag, the buffer airbag is fixedly connected to the side surface of the protective shell, and one side of the buffer airbag is fixedly connected to a protective soft shell, so that the force of stones and gravel hitting the protective soft shell is blocked and released by the buffer airbag and the protective soft shell through the cooperation among the protective shell, the buffer airbag and the protective soft shell, thereby avoiding the vibration caused by the impact from damaging the internal structure of the coupling.

[0006] Further preferably, the side surface of the protective shell is provided with a heat dissipation component, the heat dissipation component includes heat dissipation holes, the heat dissipation holes are opened on the side surface of the protective shell, a ventilation groove is opened between the protective shell and the protective soft shell, and ventilation holes are opened on the side surfaces of the protective soft shell and the extension cover, the interior of the ventilation hole is fixedly connected with a dustproof net, the top of the dustproof net is provided with a waterproof breathable membrane, the waterproof breathable membrane is fixedly connected to the interior of the ventilation hole, the cooperation between the ventilation groove and the ventilation hole helps air to enter from the ventilation hole, and then pass through the ventilation groove and be discharged from the ventilation hole on the other side, thereby forming air circulation convection, helping to bring out the heat generated by the coupling, thereby cooling the coupling and achieving the purpose of protecting the coupling.

[0007] Further preferably, a connecting plate is fixedly connected to the back side of the coupling, and a replacement component is provided on one side of the connecting plate. The replacement component includes a fixing groove, and the fixing groove is opened on the other side of the connecting plate 5, which helps to easily disassemble the protective shell and directly replace it with a new protective shell when the protective shell is damaged.

[0008] Further preferably, the fixing groove is movably connected with a plug, the plug is threadedly connected to the middle part of the fixing groove with a bolt 2, one side of the plug is fixedly connected with a rotating shaft, the side surface of the rotating shaft is fixedly connected to one side of the protective shell, and the plug can be directly inserted into the fixing groove, so as to facilitate accurate docking between the protective shell and the coupling and reduce the time spent by the staff on adjustments.

[0009] Further preferably, one side of the coupling is fixedly connected to a connecting piece, one side of the connecting piece is fixedly connected to a torque sensor, and one side of the coupling is fixedly connected to a motor.

[0010] Compared with the prior art, the utility model has the following beneficial effects:

[0011] In the utility model, when in use, through the cooperation between the protective shell, the closing plate and the extension cover, a protective shell is sleeved on the side surface of the coupling to prevent the coupling from being hit by stones and gravel on the road, thereby preventing scratches, pits or wear on the surface of the coupling, protecting the surface of the coupling from being damaged, and the extension cover and the sealing gasket protect the coupling from being eroded by rain, thereby ensuring the safety of the coupling.

[0012] In the utility model, when in use, the protective shell, the buffer airbag and the protective soft shell cooperate with each other so that the force of stones and gravel hitting the protective soft shell is blocked and released by the buffer airbag and the protective soft shell, thereby preventing the vibration caused by the impact from damaging the internal structure of the coupling.

[0013] In the utility model, when in use, the cooperation between the heat dissipation holes, the ventilation grooves and the ventilation holes helps air to enter from the ventilation holes, and then pass through the ventilation grooves and be discharged from the ventilation holes on the other side, thereby forming air circulation convection, helping to bring out the heat generated by the coupling, thereby cooling the coupling and achieving the purpose of protecting the coupling.

[0014] In the utility model, when in use, the plug can be directly inserted into the fixing groove through the cooperation between the plug, the fixing groove and the bolt, which facilitates the accurate docking between the protective shell and the coupling, reduces the time spent on adjustment by the staff, and helps to easily disassemble the protective shell and directly replace it with a new one when the protective shell is damaged. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0017] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model;

[0018] Figure 4 For this utility model Figure 3 A schematic diagram of the enlarged structure at B in the middle;

[0019] Figure 5 For this utility model Figure 3 Schematic diagram of the enlarged structure at point C in the middle.

[0020] In the figure: 1. Coupling; 2. Protection assembly; 201. Protection shell; 202. Closing plate; 203. Threaded hole; 204. Bolt one; 205. Sealing gasket one; 206. Extension cover; 207. Sealing gasket two; 3. Buffer assembly; 301. Buffer airbag; 302. Protective soft shell; 4. Heat dissipation assembly; 401. Heat dissipation hole; 402. Ventilation groove; 403. Ventilation hole; 404. Dustproof net; 405. Waterproof breathable membrane; 5. Connecting plate; 6. Replacement assembly; 601. Fixing groove; 602. Plug; 603. Bolt two; 604. Rotating shaft; 7. Connector; 8. Sensor housing; 9. Motor. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technical personnel in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 5 The utility model provides a technical solution: a bicycle torque sensor coupling protection structure, including a coupling 1, a side surface of the coupling 1 is provided with a protection component 2, the protection component 2 includes a protection shell 201, the protection shell 201 is provided on the side surface of the coupling 1, the side surface of the protection shell 201 is fixedly connected with a closing plate 202, the top of the closing plate 202 is provided with a threaded hole 203, the internal thread of the threaded hole 203 is connected with a bolt 204, the inside of the protection shell 201 is fixedly connected with a sealing gasket 205, the two ends of the protection shell 201 are fixedly connected with an extension cover 206, the inside of the extension cover 206 is fixedly connected with a sealing gasket 207, the staff By inserting the plug 602 into the fixing groove 601, and then screwing the second bolt 603 into the threaded groove between the plug 602 and the fixing groove 601, it is fixed on the coupling 1, so that the protective shell 201 is connected to the coupling 1, and then the protective shell 201 is closed, and the two closing plates 202 are fixed by the first bolt 204, so that the protective shell 201 is sleeved on the outside of the coupling 1, and the extension covers 206 added on both sides of the protective shell 201 can also protect both sides of the coupling 1. A sealing gasket 205 is provided on one side of the protective shell 201 and the extension cover 206, and a sealing gasket 207 is also provided between the extension covers 206, so that the protective shell 201 is more tightly connected.

[0023] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 5As shown, a buffer component 3 is provided on the side surface of the protective shell 201, and the buffer component 3 includes a buffer airbag 301, and the buffer airbag 301 is fixedly connected to the side surface of the protective shell 201, and a protective soft shell 302 is fixedly connected to one side of the buffer airbag 301, and a heat dissipation component 4 is provided on the side surface of the protective shell 201, and the heat dissipation component 4 includes a heat dissipation hole 401, and the heat dissipation hole 401 is opened on the side surface of the protective shell 201, and a ventilation groove 402 is opened between the protective shell 201 and the protective soft shell 302, and a ventilation hole 403 is opened on the side surface of the protective soft shell 302 and the extension cover 206, and the interior of the ventilation hole 403 is fixedly connected to a dustproof net 404, and the top of the dustproof net 404 A waterproof breathable membrane 405 is provided, and the waterproof breathable membrane 405 is fixedly connected to the inside of the ventilation hole 403. When stones and gravel hit the coupling 1, the impact force is released by the protective soft shell 302 and the buffer airbag 301, reducing the damage of the impact force to the protective shell 201, thereby protecting the coupling 1. When the coupling 1 generates heat, air can enter the inner cavity of the protective shell 201 from the ventilation holes 403 on both sides, carry the hot air through the heat dissipation holes 401 to the ventilation grooves 402, and then be discharged from the ventilation holes 403 on the protective soft shell 302 to realize circulating convection. The dustproof net 404 and the waterproof breathable membrane 405 in the ventilation hole 403 will prevent external dust and water vapor from entering.

[0024] In this embodiment, Figure 1 , Figure 3 and Figure 4 As shown, a connecting plate 5 is fixedly connected to the back of the coupling 1, and a replacement component 6 is arranged on one side of the connecting plate 5. The replacement component 6 includes a fixing groove 601, and the fixing groove 601 is opened on the other side of the connecting plate 5. A plug 602 is movably connected inside the fixing groove 601, and a bolt 2 603 is threadedly connected between the plug 602 and the middle part of the fixing groove 601, and a rotating shaft 604 is fixedly connected to one side of the plug 602, and a side surface of the rotating shaft 604 is fixedly connected to one side of the protective shell 201. A connecting member 7 is fixedly connected to one side of the coupling 1, and a sensor housing 8 is fixedly connected to one side of the coupling 1. A motor 9 is fixedly connected to one side of the coupling 1. When the protective shell 201 is damaged, the staff unscrews the bolt 1 204, opens the closing plate 202, and then unscrews the bolt 2 603, so that the plug 602 moves upward away from the fixing groove 601, and the damaged protective shell 201 can be replaced with a new protective shell 201.

[0025] The use method and advantages of the utility model: When the bicycle torque sensor coupling protection structure is used, the working process is as follows:

[0026] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, the staff inserts the plug 602 into the fixing groove 601, and then inserts the second bolt 603 into the threaded groove between the plug 602 and the fixing groove 601 to fix it on the coupling 1, so that the protective shell 201 is connected to the coupling 1, and then closes the protective shell 201, fixes the two closing plates 202 by the first bolt 204, so that the protective shell 201 is sleeved on the outside of the coupling 1, and the extension covers 206 added on both sides of the protective shell 201 can also protect both sides of the coupling 1. A sealing gasket 205 is provided on one side of the protective shell 201 and the extension cover 206, and a sealing gasket 207 is also provided between the extension covers 206, so that the protective shell 201 is more tightly joined. When stones and gravel hit the coupling 1, the impact force is resisted by the protective soft shell 302 and the buffer airbag 301 are released to reduce the damage of the impact force to the protective shell 201, thereby protecting the coupling 1. When the coupling 1 generates heat, air can enter the inner cavity of the protective shell 201 from the ventilation holes 403 on both sides, and carry the hot air through the heat dissipation holes 401 to the ventilation groove 402, and then be discharged from the ventilation holes 403 on the protective soft shell 302 to achieve circular convection. The dustproof net 404 and the waterproof breathable membrane 405 in the ventilation holes 403 will prevent external dust and water vapor from entering. When the protective shell 201 is damaged, the staff will unscrew the bolt 204, open the closing plate 202, and then unscrew the bolt 2 603 to make the plug 602 leave the fixing groove 601 upward, and then replace the damaged protective shell 201 with a new protective shell 201.

[0027] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A bicycle torque sensor coupling protection structure, comprising a coupling (1), characterized in that: The side surface of the coupling (1) is provided with a protective component (2), and the protective component (2) includes a protective shell (201), and the protective shell (201) is provided on the side surface of the coupling (1), and the side surface of the protective shell (201) is fixedly connected to a closing plate (202), and a threaded hole (203) is provided on the top of the closing plate (202), and the internal thread of the threaded hole (203) is connected to a bolt 1 (204), and the inside of the protective shell (201) is fixedly connected to a sealing gasket 1 (205), and the two ends of the protective shell (201) are fixedly connected to an extension cover (206), and the inside of the extension cover (206) is fixedly connected to a sealing gasket 2 (207).

2. The bicycle torque sensor coupling protection structure according to claim 1, characterized in that: The side surface of the protective shell (201) is provided with a buffer component (3), the buffer component (3) comprises a buffer airbag (301), the buffer airbag (301) is fixedly connected to the side surface of the protective shell (201), and one side of the buffer airbag (301) is fixedly connected to a protective soft shell (302).

3. The bicycle torque sensor coupling protection structure according to claim 2, characterized in that: The side surface of the protective shell (201) is provided with a heat dissipation component (4), the heat dissipation component (4) comprises a heat dissipation hole (401), the heat dissipation hole (401) is provided on the side surface of the protective shell (201), a ventilation groove (402) is provided between the protective shell (201) and the protective soft shell (302), the side surfaces of the protective soft shell (302) and the extension cover (206) are provided with a ventilation hole (403), the interior of the ventilation hole (403) is fixedly connected with a dustproof net (404), the top of the dustproof net (404) is provided with a waterproof breathable membrane (405), and the waterproof breathable membrane (405) is fixedly connected to the interior of the ventilation hole (403).

4. The bicycle torque sensor coupling protection structure according to claim 1, characterized in that: A connecting plate (5) is fixedly connected to the back of the coupling (1), a replacement component (6) is provided on one side of the connecting plate (5), and the replacement component (6) comprises a fixing groove (601), and the fixing groove (601) is opened on the other side of the connecting plate (5).

5. The bicycle torque sensor coupling protection structure according to claim 4, characterized in that: The fixing groove (601) is movably connected with a plug (602) inside, and a second bolt (603) is threadedly connected between the plug (602) and the middle of the fixing groove (601), and a rotating shaft (604) is fixedly connected to one side of the plug (602), and a side surface of the rotating shaft (604) is fixedly connected to one side of the protective shell (201).

6. The bicycle torque sensor coupling protection structure according to claim 1, characterized in that: One side of the coupling (1) is fixedly connected to a connecting piece (7), one side of the connecting piece (7) is fixedly connected to a sensor housing (8), and one side of the coupling (1) is fixedly connected to a motor (9).