CN216834132U - Brake handle and electric vehicle - Google Patents
Brake handle and electric vehicle Download PDFInfo
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- CN216834132U CN216834132U CN202220466500.4U CN202220466500U CN216834132U CN 216834132 U CN216834132 U CN 216834132U CN 202220466500 U CN202220466500 U CN 202220466500U CN 216834132 U CN216834132 U CN 216834132U
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- handle
- axle
- connecting hole
- torsion spring
- brake
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Abstract
The utility model discloses a brake handle and electric motor car, wherein the brake handle includes support, handle, floodgate handle axle and reset torsion spring, the connection has been seted up on the support the fluting of handle, grooved both sides all are provided with the trompil, be equipped with the connecting hole on hand, the connecting hole sets up two between the trompil, the floodgate is including shaft portion to the axle, be equipped with the annular knurl in the shaft portion, the floodgate passes the axle the trompil with the connecting hole, in the shaft portion the annular knurl with the inner wall of connecting hole is laminated mutually, the torsional spring cover that resets is established shaft portion, reset torsion spring's one end with the leg joint, reset torsion spring's the other end with the handle is connected. The utility model discloses reduced cooperation number and the clearance that the handle rotated the in-process part, do benefit to the annular knurl and guarantee that the floodgate axle does not take place relative rotation with the handle, can satisfy the requirement of the new standard of car enterprise, greatly improved customer's use and experienced the sense.
Description
Technical Field
The utility model relates to an electric motor car technical field that rides, concretely relates to brake handle and electric motor car.
Background
The brake handle is an important part for reducing the running speed of the electric vehicle or the bicycle so as to respond to the change of road conditions or the distance between the brake handle and the adjacent vehicle when the vehicle is ridden, and the brake handle mainly utilizes the principle of friction force to generate the effect of speed reduction.
Brake lever handle is usually through pivot swing joint on the brake lever support, and the current conventionality is shaking the volume at the brake lever up and down and is generally 16mm, and the customer experiences the comfort level poor, and the new standard of part car enterprise requires that to shake the volume and need control within 6 mm. Considering that the aluminum handle has poor wear resistance, a reaction force is applied to the handle during braking, so that the inner hole of the handle deforms and becomes large due to long-term accumulation. Former product is in order to guarantee the wearability, a plastics axle sleeve has been increased between floodgate axle and handle, the clearance is bigger to shake with the handle cooperation under the atress condition for plastics axle sleeve and handle cooperation, in addition also have the fit clearance between plastics axle sleeve and the floodgate axle, also have the fit clearance between floodgate axle and the support, make clearance after the accumulation result in the handle afterbody to shake volume from top to bottom and be greater than 12mm basically, can not satisfy the requirement of car enterprise new standard far away, also greatly reduced customer's use experience and feel.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model provides a technical scheme does:
the utility model provides a brake handle, includes support, handle, reset torsion spring and floodgate axle, seted up on the support and connected the fluting of handle, the both sides of fluting all are provided with the trompil, be equipped with the connecting hole on hand, the connecting hole sets up two between the trompil, the floodgate includes the axostylus axostyle portion to the axle, be equipped with the annular knurl in the axostylus axostyle portion, the floodgate passes the axle the trompil with the connecting hole, on the axostylus axostyle portion the annular knurl with the inner wall of connecting hole is laminated mutually, the torsional spring cover that resets is established the axostylus axostyle portion, the one end of reset torsion spring with leg joint, the other end of reset torsion spring with the handle is connected.
The utility model discloses further set up as the annular knurl is followed the axial direction parallel distribution of axostylus axostyle portion is in the periphery of axostylus axostyle portion.
The utility model discloses further set up as the trompil includes first trompil and second trompil, be provided with the subsides platform on the first trompil, the floodgate still include the axle with the location portion that the shaft lever part is connected, location portion sets up in the subsides platform.
The utility model discloses further set up to the axostylus axostyle portion is kept away from the one end of location portion is passed the second trompil, be equipped with the draw-in groove on the axostylus axostyle portion, the draw-in groove in-connection has anticreep spare, anticreep spare sets up the second trompil is kept away from one side of location portion.
The utility model discloses further set up to location portion's thickness is less than the degree of depth of subsider.
The utility model discloses further set up as anticreep spare is one of split ring, steel wire retaining ring, axle card or jump ring.
The utility model discloses further set up to the reduction torsion spring is located in the fluting.
The utility model discloses further set up to be provided with switch wire harness assembly on the support, the handle with switch wire harness assembly sets up relatively.
The utility model discloses further set up to be equipped with the trepanning on the support, one side of trepanning is connected with fixing bolt.
An electric vehicle adopts foretell brake lever.
Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:
this technical scheme is that the structure through the cooperation number to brake lever part and brake lever axle improves, at first the cooperation number and the clearance of handle rotation in-process part have been reduced, and be provided with the parallel annular knurl of axial direction with the axostylus axostyle portion in the periphery of brake lever axle, the brake lever axle runs through trompil and connecting hole and connects the handle on the support, the annular knurl closely laminates with the connecting hole and produces interference fit, guarantee that brake lever axle and handle do not take place relative rotation, the both ends of brake lever axle are fixed a position through location portion and anticreep piece simultaneously, further improve the stability of handle connection on the support, make the volume greatly reduced that rocks of handle on the support, can satisfy the requirement of the new standard of car enterprise, also greatly improved customer's use experience.
Drawings
Fig. 1 is a perspective 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 brake handle shaft according to an embodiment of the present invention.
Fig. 4 is a partial sectional view of an embodiment of the present invention.
Fig. 5 is a cross-sectional view of an embodiment of the present invention.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, a fixed connection, an integral connection, or a detachable connection; either mechanically or electrically, or internally communicating two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meanings of the above terms according to specific situations.
Example 1
With reference to the accompanying drawings 1 to 5, the technical scheme of the present invention is a brake handle, including a support 1, a handle 2, a brake handle shaft 3 and a reset torsion spring 4, wherein the support 1 is provided with a slot 11 for connecting the handle 2, both sides of the slot 11 are provided with holes 12, the handle 2 is provided with a connecting hole 21, the connecting hole 21 is disposed between the two holes 12, the brake handle shaft 3 includes a shaft portion 31, the shaft portion 31 is provided with knurls 311, the knurls 311 are distributed on the outer circumference of the shaft portion 31 along the axial direction of the shaft portion 31 in parallel, the brake handle shaft 3 passes through the holes 12 and the connecting hole 21, the knurls 311 on the shaft portion 31 are attached to the inner wall of the connecting hole 21, the reset torsion spring 4 is located in the slot 11, the reset torsion spring 4 is sleeved on the shaft portion 31, one end of the reset torsion spring 4 is connected to the support 1, the other end of the reset torsion spring 4 is connected with the handle 2.
In this embodiment, the opening includes a first opening 121 and a second opening 122, a settling platform 123 is disposed on the first opening 121, the brake lever shaft 3 further includes a positioning portion 32 connected to the shaft portion 31, the positioning portion 32 is disposed in the settling platform 123, one end of the shaft portion 31, which is far away from the positioning portion 32, passes through the second opening 122, a clamping groove 312 is disposed on the shaft portion 31, a separation preventing member 5 is connected to the clamping groove 312, and the separation preventing member 5 is disposed on one side of the second opening 122, which is far away from the positioning portion 32. The both ends of floodgate handle axle are fixed a position through location portion and anticreep piece, further improve the stability of handle connection on the support.
In the present embodiment, the thickness of the positioning portion 32 is smaller than the depth of the settling platform 123. The location portion can set up in the subsider with hidden, can effectively protect the floodgate handlebar axle can not destroyed by external force or artificial malice.
In this embodiment, the anti-release member 5 is a snap spring, and in another embodiment, the anti-release member 5 may also be a split washer, a wire washer, or a shaft clip. The anti-dropping piece plays a role in preventing and protecting the brake handle shaft.
In this embodiment, the bracket 1 is further provided with a switch harness assembly 6, and the handle 2 is arranged opposite to the switch harness assembly 6. The switch harness assembly is used for detecting the action of the handle.
In this embodiment, the bracket 1 is provided with a sleeve hole 13, and one side of the sleeve hole 13 is connected with a fixing bolt 7.
In this embodiment, the brake lever shaft 3 presses the brake lever shaft 3 into the handle 2 by the cylinder thrust. The knurl is tightly attached to the connecting hole to generate interference fit, so that the brake handle shaft and the handle are ensured not to rotate relatively.
Example 2
An electric vehicle, which adopts the brake handle of embodiment 1.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides a brake handle, its characterized in that, includes support, handle, floodgate axle and reset torsion spring, seted up on the support and connected the fluting of handle, grooved both sides all are provided with the trompil, be equipped with the connecting hole on hand, the connecting hole sets up two between the trompil, the floodgate includes axle rod portion to the axle, be equipped with the annular knurl on the axle rod portion, the floodgate passes the axle the trompil with the connecting hole, on the axle rod portion the annular knurl with the inner wall of connecting hole is laminated mutually, reset torsion spring cover establishes axle rod portion, reset torsion spring's one end with the leg joint, reset torsion spring's the other end with the handle is connected.
2. The brake lever according to claim 1, wherein the knurls are distributed on the outer periphery of the shaft portion in parallel along the axial direction of the shaft portion.
3. The brake lever of claim 1 wherein the opening includes a first opening and a second opening, the first opening having a platform disposed thereon, the brake lever shaft further including a positioning portion connected to the shaft portion, the positioning portion disposed within the platform.
4. The brake handle according to claim 3, wherein an end of the shaft portion away from the positioning portion passes through the second opening, a locking groove is formed in the shaft portion, and a release-preventing member is connected to the locking groove and disposed on a side of the second opening away from the positioning portion.
5. The brake lever of claim 3 wherein the thickness of the positioning portion is less than the depth of the platform.
6. The brake handle of claim 4, wherein the anti-release member is one of a split washer, a wire washer, a shaft clip or a snap spring.
7. The brake lever of any one of claims 1 to 6 wherein the return torsion spring is located within the slot.
8. The brake lever of any one of claims 1 to 6 wherein the bracket has a switch harness assembly disposed thereon, the handle being disposed opposite the switch harness assembly.
9. The brake handle according to any one of claims 1 to 6, wherein the bracket is provided with a sleeve hole, and a fixing bolt is connected to one side of the sleeve hole.
10. An electric vehicle, characterized in that the brake handle of any one of claims 1 to 9 is used.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220466500.4U CN216834132U (en) | 2022-03-04 | 2022-03-04 | Brake handle and electric vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220466500.4U CN216834132U (en) | 2022-03-04 | 2022-03-04 | Brake handle and electric vehicle |
Publications (1)
Publication Number | Publication Date |
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CN216834132U true CN216834132U (en) | 2022-06-28 |
Family
ID=82094380
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202220466500.4U Active CN216834132U (en) | 2022-03-04 | 2022-03-04 | Brake handle and electric vehicle |
Country Status (1)
Country | Link |
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CN (1) | CN216834132U (en) |
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2022
- 2022-03-04 CN CN202220466500.4U patent/CN216834132U/en active Active
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