CN216120009U - Brake crank power-off switch - Google Patents
Brake crank power-off switch Download PDFInfo
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- CN216120009U CN216120009U CN202122797161.6U CN202122797161U CN216120009U CN 216120009 U CN216120009 U CN 216120009U CN 202122797161 U CN202122797161 U CN 202122797161U CN 216120009 U CN216120009 U CN 216120009U
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- button
- driving
- sliding block
- switch
- spring
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Abstract
The utility model relates to a brake crank power-off switch which comprises a shell, a base arranged in the shell, a panel arranged on the shell, a button movably arranged on the panel, a spring arranged between the button and the shell, a fixed contact arranged on the base, and a movable contact spring arranged on the base and contacted with the fixed contact spring, wherein a driving sliding block is arranged on the button in a sliding mode and corresponds to the movable contact spring, a buffer spring is arranged between the driving sliding block and the button, the driving sliding block moves along with the button and can be abutted against the movable contact spring, and the movable contact spring and the fixed contact spring can be disconnected. The utility model has the advantages of simple structure, stable and reliable performance, good waterproof performance, long service life and high safety.
Description
Technical Field
The utility model relates to the technical field of electric bicycles, in particular to a brake crank power-off switch.
Background
With the enhancement of environmental awareness, electric vehicles have become one of the important transportation means of office workers today. The outage brake lever of electric motor car is the important part of guaranteeing electric motor car safety of riding, and the effect of outage brake lever makes its inside outage switch action through nipping the brake lever, realizes the outage of motor. The existing brake crank power-off switch is unreasonable in structural design, the breaking action of the brake crank power-off switch is insensitive, and when a user rides an electric vehicle to brake, the brake crank power-off switch cannot be quickly switched off or on, so that a static contact and a moving contact of the brake crank power-off switch are in a state similar to breaking and non-breaking, the static contact and the moving contact are easily burnt, the service life of the brake crank power-off switch is short, and potential safety hazards are easily caused. And the brake crank power-off switch also has the defects of unreliable performance, poor waterproof performance and inconvenient assembly.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides the brake crank power-off switch which is simple in structure, stable and reliable in performance, good in waterproof performance, long in service life and high in safety.
In order to achieve the purpose, the utility model adopts a brake crank power-off switch which comprises a shell, a base arranged in the shell, a panel arranged on the shell, a button movably arranged on the panel, a spring arranged between the button and the shell, a fixed contact arranged on the base, and a movable contact spring arranged on the base and contacted with the fixed contact spring, wherein a driving slider is arranged on the button in a sliding manner and corresponds to the movable contact spring, a buffer spring is arranged between the driving slider and the button, the driving slider acts along with the button and can be abutted against the movable contact spring, and the movable contact spring can be disconnected from the fixed contact spring.
The beneficial effect of above-mentioned structure is: the brake handle power-off switch is characterized in that a driving sliding block for driving a movable reed is movably arranged on the button, a buffer spring is arranged between the driving sliding block and the button, the driving sliding block is designed to be self-adaptive in structure, the brake handle power-off switch can be guaranteed to be reliably switched on or switched off, when the brake handle returns to the position for pressing the button, the buffer spring can play a role of buffering, large impact of the driving sliding block on the movable reed can be effectively reduced, the movable reed is prevented from being deformed due to overlarge impact, the movable reed and a static contact can be guaranteed to be reliably switched on or switched off, the service life of the movable reed and the static contact can be prolonged, and the brake handle power-off switch has the advantages of being simple in structure, stable and reliable in performance, good in waterproof performance, long in service life and high in safety.
Particularly, a clamping block is arranged on one side of the driving sliding block, a sliding groove matched with the clamping block is formed in the button, and the clamping block is clamped in the sliding groove and forms sliding connection matching of the driving sliding block and the button. The driving slider is connected with the button in a clamping matching mode, so that the driving slider and the button are convenient to assemble, the assembly is more convenient, and the assembly efficiency of the brake crank power-off switch is improved.
Particularly, the driving slider is provided with a driving lug matched with the movable reed, and the driving lug acts along with the driving slider and can be abutted against the movable reed. The driving slider is provided with a driving lug for driving the movable spring piece, so that the reliability of transmission between the driving slider and the movable spring piece can be ensured.
Particularly, the driving sliding block is provided with a positioning groove matched with the buffer spring, one end of the buffer spring is clamped in the positioning groove, the button is provided with a limiting groove matched with the buffer spring, and the other end of the buffer spring is clamped in the limiting groove. The buffer spring is clamped between the button and the driving slide block, so that the buffer spring is convenient to assemble with the button and the driving slide block, and the assembly efficiency of the brake crank power-off switch is improved.
Particularly, the button is wrapped with a waterproof sheath, one end of the waterproof sheath extends into the panel and forms sealing fit of the waterproof sheath, the button and the panel. Be provided with waterproof sheath on the button, can avoid the rainwater to enter into in the panel along the button to be favorable to improving this brake crank power off switch's waterproof performance.
Drawings
FIG. 1 is a cross-sectional view of an embodiment of the present invention.
Fig. 2 is an exploded view of an embodiment of the present invention.
Fig. 3 is a perspective view of a driving slider according to an embodiment of the present invention.
Detailed Description
As shown in fig. 1 to 3, an embodiment of the utility model is a brake crank power-off switch, which includes a housing 10, a base 11 disposed in the housing 10, a panel 12 disposed on the housing 10, a button 13 movably disposed on the panel 12, a spring 14 disposed between the button 13 and the housing 10, a static contact 15 disposed on the base 11, and a movable contact 16 disposed on the base 11 and contacting with the static contact 15, wherein a driving slider 17 is slidably disposed on the button 13 corresponding to the movable contact 16, a buffer spring 18 is disposed between the driving slider 17 and the button 13, the driving slider 17 moves along with the button 13 and can abut against the movable contact 16, and the movable contact 16 and the static contact 15 can be disconnected. The button 13 is wrapped with a waterproof sheath 19, one end of the waterproof sheath 19 extends into the panel 12, and the waterproof sheath 19 is in sealing fit with the button 13 and the panel 12. Be provided with waterproof sheath on the button, can avoid the rainwater to enter into in the panel along the button to be favorable to improving this brake crank power off switch's waterproof performance.
As shown in fig. 2, a latch 171 is disposed on one side of the driving slider 17, a sliding groove 131 is disposed on the button 13 for engaging with the latch 171, and the latch 171 is engaged in the sliding groove 131 and forms a sliding connection engagement between the driving slider 17 and the button 13. The driving slider is connected with the button in a clamping matching mode, so that the driving slider and the button are convenient to assemble, the assembly is more convenient, and the assembly efficiency of the brake crank power-off switch is improved. The driving slider 17 is provided with a driving lug 172 matched with the movable spring piece 16, and the driving lug 172 acts along with the driving slider 17 and can be abutted against the movable spring piece 16. The driving slider is provided with a driving lug for driving the movable spring piece, so that the reliability of transmission between the driving slider and the movable spring piece can be ensured. The driving slider 17 is provided with a positioning groove 173 matched with the buffer spring 18, one end of the buffer spring 18 is clamped in the positioning groove 173, the button 13 is provided with a limiting groove 132 matched with the buffer spring 18, and the other end of the buffer spring 18 is clamped in the limiting groove 132. The buffer spring is clamped between the button and the driving slide block, so that the buffer spring is convenient to assemble with the button and the driving slide block, and the assembly efficiency of the brake crank power-off switch is improved.
The brake handle power-off switch is characterized in that a driving sliding block for driving a movable reed is movably arranged on the button, a buffer spring is arranged between the driving sliding block and the button, the driving sliding block is designed to be self-adaptive in structure, the brake handle power-off switch can be guaranteed to be reliably switched on or switched off, when the brake handle returns to the position for pressing the button, the buffer spring can play a role of buffering, large impact of the driving sliding block on the movable reed can be effectively reduced, the movable reed is prevented from being deformed due to overlarge impact, the movable reed and a static contact can be guaranteed to be reliably switched on or switched off, the service life of the movable reed and the static contact can be prolonged, and the brake handle power-off switch has the advantages of being simple in structure, stable and reliable in performance, good in waterproof performance, long in service life and high in safety.
Claims (5)
1. The utility model provides a brake crank power off switch, includes the casing, sets up base in the casing, sets up panel on the casing, activity setting button on the panel, set up spring between button and casing, set up static contact on the base, set up on the base and with the movable contact spring that the static contact contacted, its characterized in that: the button is provided with a driving sliding block corresponding to the movable reed in a sliding mode, a buffer spring is arranged between the driving sliding block and the button, the driving sliding block moves along with the button and can abut against the movable reed, and the movable reed and the fixed contact can be disconnected.
2. The brake lever power-off switch according to claim 1, wherein: one side of the driving sliding block is provided with a clamping block, the button is provided with a sliding groove matched with the clamping block, and the clamping block is clamped in the sliding groove and forms sliding connection matching of the driving sliding block and the button.
3. The brake lever power-off switch according to claim 1 or 2, wherein: the driving slider is provided with a driving lug matched with the movable reed, and the driving lug acts along with the driving slider and can abut against the movable reed.
4. The brake lever power-off switch according to claim 1 or 2, wherein: the driving sliding block is provided with a positioning groove matched with the buffer spring, one end of the buffer spring is clamped in the positioning groove, the button is provided with a limiting groove matched with the buffer spring, and the other end of the buffer spring is clamped in the limiting groove.
5. The brake lever power-off switch according to claim 1 or 2, wherein: the button on the parcel have a waterproof sheath, the one end of waterproof sheath extend in the panel, and constitute the sealed cooperation of waterproof sheath and button, panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122797161.6U CN216120009U (en) | 2021-11-15 | 2021-11-15 | Brake crank power-off switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122797161.6U CN216120009U (en) | 2021-11-15 | 2021-11-15 | Brake crank power-off switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216120009U true CN216120009U (en) | 2022-03-22 |
Family
ID=80716890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122797161.6U Active CN216120009U (en) | 2021-11-15 | 2021-11-15 | Brake crank power-off switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216120009U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114496625A (en) * | 2022-03-25 | 2022-05-13 | 乐清市兴辉电子有限公司 | Brake crank power-off switch |
-
2021
- 2021-11-15 CN CN202122797161.6U patent/CN216120009U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114496625A (en) * | 2022-03-25 | 2022-05-13 | 乐清市兴辉电子有限公司 | Brake crank power-off switch |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |