CN218628967U - Durability tester for high-low temperature transmission of bicycle - Google Patents
Durability tester for high-low temperature transmission of bicycle Download PDFInfo
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- CN218628967U CN218628967U CN202222817046.5U CN202222817046U CN218628967U CN 218628967 U CN218628967 U CN 218628967U CN 202222817046 U CN202222817046 U CN 202222817046U CN 218628967 U CN218628967 U CN 218628967U
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Abstract
The utility model relates to a bicycle derailleur technical field just discloses bicycle high low temperature derailleur endurance test machine, including constant temperature and humidity case, be provided with accredited testing organization in the constant temperature and humidity case, constant temperature and humidity case surface is provided with control mechanism, the cavity has been seted up in the constant temperature and humidity incasement, bottom fixedly connected with horizontal stand in the cavity. This bicycle high low temperature derailleur endurance test machine, accredited testing organization through the setting, give control panel through with signal transmission through the equipment controller, control panel can control the temperature of constant temperature and humidity incasement portion, thereby realize the durable experiment of bicycle under the microthermal environment of high temperature, test bicycle derailleur is in high temperature and low temperature environment, the use under the limit braking condition is tired, accredited testing organization through the setting, through looking after motor drive shaft coupling pivoted in, drive take-up pulley and deep groove ball bearing synchronous rotation, magnetic powder brake is through controlling the magnetic powder controller, protect the bicycle wheel.
Description
Technical Field
The utility model relates to a bicycle derailleur technical field specifically is bicycle high low temperature derailleur endurance test machine.
Background
The speed variator for bicycle is characterized by that the speed of bicycle is changed by changing the cooperation of chain and gear disks with different front and rear sizes, and the size of front gear disk and the size of rear gear disk determine the force of bicycle when it rotates pedal. The bigger the front fluted disc is, the smaller the rear fluted disc is, and the harder the pedal feels when pedaling. The smaller the front fluted disc is, and the larger the rear fluted disc is, the easier the pedals feel. According to the capacities of different drivers, the speed of the bicycle can be adjusted by adjusting the sizes of the front fluted disc and the rear fluted disc, or the bicycle can be used for different road sections and road conditions
The patent net publication No. CN202547921U discloses a dynamic transmission simulated gear shifting test mechanism which comprises a gear selecting cylinder group, a gear shifting cylinder group and a transmission gear shifting ball head, wherein the gear selecting cylinder group and the gear shifting cylinder are arranged at 90 degrees, a piston rod at one end of the gear selecting cylinder group is connected with a fixing frame through a first ball joint, and the other end of the gear selecting cylinder group is connected with the transmission gear shifting ball head through a second ball joint; and a piston rod at one end of the gear shifting cylinder group is connected with the fixing frame through a third ball joint, and the other end of the gear shifting cylinder group is connected with a gear shifting ball head of the transmission through a fourth ball joint. The utility model has simple structure and good reliability, can adapt to long-term continuous work, and is particularly suitable for the reliability test of gear shifting; after the stroke adjusting sleeve is installed, the gear shifting device has good universality, enables gear shifting to be more accurate and soft, and can better simulate a manual gear shifting process.
The inventors consider that the following disadvantages arise: the purpose of shifting through two sets of cylinders control derailleur bulb of shifting, but do not set up the mechanism of adjusting to the temperature height around the derailleur, this just leads to can not testing the derailleur under high temperature and microthermal environment, has reduced the accuracy of derailleur, has the defect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bicycle high low temperature derailleur endurance test machine to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: bicycle high low temperature derailleur endurance test machine, including constant temperature and humidity case, be provided with accredited testing organization in the constant temperature and humidity incasement, constant temperature and humidity case surface is provided with control mechanism, the cavity has been seted up in the constant temperature and humidity incasement, bottom fixedly connected with horizontal stand in the cavity.
The testing mechanism comprises a tire fixing jig, the tire fixing jig is fixedly connected to the top of the horizontal table, a deep groove ball bearing is fixedly connected to the top of the tire fixing jig, a bicycle wheel is fixedly connected to the surface of the deep groove ball bearing, and the bicycle wheel is arranged in the cavity.
Preferably, a hole groove is formed in the tire fixing jig, a tensioning wheel is connected to the hole groove in a rotating mode, and the purpose of supporting the bicycle wheel is achieved through the tire fixing jig.
Preferably, the surface of the tensioning wheel is fixedly connected with a rotating shaft, the surface of the rotating shaft is fixedly connected with a coupler, and the coupler can be fixed on the surface of the rotating shaft.
Preferably, the fixed tool right side fixedly connected with derailleur shift module of tire, derailleur shift module sets up in the cavity, and through the derailleur shift module that sets up, can adjust the rotational speed of bicycle wheel.
Preferably, the shaft coupling surface rotates and is connected with the installation shell, the shaft coupling passes through installation shell fixedly connected with planetary reducer, the motor is watched to planetary reducer right side fixedly connected with, axis of rotation right side fixed connection is in magnetic powder brake controller, and magnetic powder brake protects bicycle wheel through controlling the magnetic powder controller.
Preferably, control mechanism includes the equipment controller, equipment controller fixed connection in constant temperature and humidity case surface through the equipment controller who sets up, can control the inside temperature of constant temperature and humidity case.
Preferably, constant temperature and humidity case fixed surface is connected with control panel, constant temperature and humidity case fixed surface is connected with the magnetic powder brake controller, through the magnetic powder brake controller that sets up, can control magnetic powder brake.
Compared with the prior art, the utility model provides a high low temperature derailleur endurance test machine of bicycle possesses following beneficial effect:
1. this high low temperature derailleur endurance test machine of bicycle, through the accredited testing organization that sets up, through giving control panel with signal transmission to the equipment controller, control panel can control the inside temperature of constant temperature and humidity case to the durable experiment of bicycle under the realization in high temperature microthermal environment, the test bicycle derailleur is in high temperature and low temperature environment, and the use under the extreme braking condition is tired.
2. This high low temperature derailleur endurance test machine of bicycle, through the control mechanism who sets up, magnetic powder brake protects the bicycle wheel through controlling the magnetic powder controller.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive exercise based on the drawings:
FIG. 1 is a schematic view of the whole front view of the structure of the present invention;
FIG. 2 is a schematic diagram of the side view mechanism of the present invention;
FIG. 3 is a schematic side view of the whole structure of the present invention;
fig. 4 is a schematic view of the whole structure of the present invention.
In the figure: 1. a constant temperature and humidity chamber; 2. a testing mechanism; 21. a deep groove ball bearing; 22. a tire fixing jig; 23. a tension wheel; 24. a coupling; 25. a planetary reducer; 26. a bicycle wheel; 27. a transmission gear shifting module; 28. a magnetic powder brake; 29. a servo-waiting motor; 3. a control mechanism; 31. a device controller; 32. a control panel; 33. a magnetic powder brake controller; 4. a horizontal table.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
The utility model provides a technical scheme:
the first embodiment is as follows:
with reference to fig. 1 to 2-3, the endurance testing machine for the high and low temperature transmissions of the bicycles comprises a constant temperature and humidity box 1, a testing mechanism 2 is arranged in the constant temperature and humidity box 1, a control mechanism 3 is arranged on the surface of the constant temperature and humidity box 1, a cavity is formed in the constant temperature and humidity box 1, and a horizontal platform 4 is fixedly connected to the bottom in the cavity.
Further, set up the hole groove in the fixed tool 22 of tire, hole inslot internal rotation is connected with take-up pulley 23, through the fixed tool 22 of tire that sets up, plays the purpose of support to bicycle wheel 26, and take-up pulley 23 fixed surface is connected with the axis of rotation, and axis of rotation fixed surface is connected with shaft coupling 24, through the axis of rotation that sets up, can fix shaft coupling 24 on its surface.
Further, fixed tool 22 right side fixedly connected with derailleur shift module 27 of tire, derailleur shift module 27 set up in the cavity, and through the derailleur shift module 27 that sets up, can adjust bicycle wheel 26's rotational speed.
Further, the surface of the coupling 24 is rotatably connected with a mounting shell, the coupling 24 is fixedly connected with a planetary reducer 25 through the mounting shell, the right side of the planetary reducer 25 is fixedly connected with a waiting motor 29, the right side of the rotating shaft is fixedly connected with a magnetic powder brake controller 33, and the magnetic powder brake 28 protects the bicycle wheel 26 by controlling the magnetic powder controller 28.
Example two:
referring to fig. 1-4, on the basis of the first embodiment, the control mechanism 3 further includes an equipment controller 31, the equipment controller 31 is fixedly connected to the surface of the constant temperature and humidity chamber 1, and the temperature inside the constant temperature and humidity chamber 1 can be controlled by the equipment controller 31.
Further, constant temperature and humidity case 1 fixed surface is connected with control panel 32, and constant temperature and humidity case 1 fixed surface is connected with magnetic powder brake controller 33, through the magnetic powder brake controller 33 that sets up, can control magnetic powder brake 28.
In the actual operation process, when this device uses, at first through starting the wait motor 29, wait motor 29 drive shaft coupling 24 when rotating, drive take-up pulley 23 and deep groove ball bearing 21 synchronous rotation, bicycle wheel 26 synchronous rotation this moment, and magnetic powder brake 28 is through controlling magnetic powder controller 28 this moment, come to protect bicycle wheel 26, and through the derailleur shift module 27 that sets up, can adjust the rotational speed of bicycle wheel 26, equipment controller 31 is through giving control panel 32 with signal transmission this moment, control panel 32 can control the inside temperature of constant temperature and humidity case 1, thereby realize the endurance test of bicycle under high temperature microthermal environment, test bicycle derailleur is in high temperature and microthermal environment, use fatigue under the extreme braking condition.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.
Claims (7)
1. Bicycle high low temperature derailleur endurance test machine, including constant temperature and humidity case (1), its characterized in that: a testing mechanism (2) is arranged in the constant temperature and humidity box (1), a control mechanism (3) is arranged on the surface of the constant temperature and humidity box (1), a cavity is formed in the constant temperature and humidity box (1), and a horizontal table (4) is fixedly connected to the bottom in the cavity;
testing mechanism (2) are including the fixed tool of tire (22), fixed tool of tire (22) fixed connection in horizontal stand (4) top, the fixed tool of tire (22) top fixedly connected with deep groove ball bearing (21), deep groove ball bearing (21) fixed surface is connected with bicycle wheel (26), bicycle wheel (26) set up in the cavity.
2. The endurance testing machine for high and low temperature transmissions of bicycles of claim 1, wherein: a hole groove is formed in the tire fixing jig (22), and a tensioning wheel (23) is rotationally connected in the hole groove.
3. The endurance testing machine for the high and low temperature transmissions of the bicycle according to claim 2, wherein: the surface of the tensioning wheel (23) is fixedly connected with a rotating shaft, and the surface of the rotating shaft is fixedly connected with a coupler (24).
4. The endurance testing machine for high and low temperature transmissions of bicycles of claim 1, wherein: the right side of the tire fixing jig (22) is fixedly connected with a transmission gear shifting module (27), and the transmission gear shifting module (27) is arranged in the cavity.
5. The endurance testing machine for high and low temperature transmissions of bicycles of claim 3, wherein: the surface of the coupler (24) is rotatably connected with an installation shell, the coupler (24) is fixedly connected with a planetary reducer (25) through the installation shell, the right side of the planetary reducer (25) is fixedly connected with a servo motor (29), and the right side of the rotating shaft is fixedly connected with a magnetic powder brake controller (33).
6. The endurance testing machine for high and low temperature transmissions of bicycles of claim 1, wherein: control mechanism (3) include equipment controller (31), equipment controller (31) fixed connection is in constant temperature and humidity case (1) surface.
7. The endurance testing machine for high and low temperature transmissions of bicycles of claim 6, wherein: constant temperature and humidity case (1) fixed surface is connected with control panel (32), constant temperature and humidity case (1) fixed surface is connected with magnetic powder brake controller (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222817046.5U CN218628967U (en) | 2022-10-25 | 2022-10-25 | Durability tester for high-low temperature transmission of bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222817046.5U CN218628967U (en) | 2022-10-25 | 2022-10-25 | Durability tester for high-low temperature transmission of bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218628967U true CN218628967U (en) | 2023-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222817046.5U Active CN218628967U (en) | 2022-10-25 | 2022-10-25 | Durability tester for high-low temperature transmission of bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218628967U (en) |
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2022
- 2022-10-25 CN CN202222817046.5U patent/CN218628967U/en active Active
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