CN215475579U

CN215475579U - Brake crank for wiring in power-off switch

Info

Publication number: CN215475579U
Application number: CN202121490975.9U
Authority: CN
Inventors: 潘晓宇; 胡建红; 吕海明; 吴建伟; 刘晋前
Original assignee: Wuxing Bicycle Co ltd
Current assignee: Wuxing Bicycle Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2022-01-11
Anticipated expiration: 2031-07-01

Abstract

The utility model discloses a brake crank for wiring in a power-off switch, which comprises a support, a transverse handle and a handle assembly, wherein the handle assembly is rotatably connected with the support, the support is fixedly arranged on the hollow transverse handle, the power-off switch is fixedly arranged on the support, a switch mounting groove for fixing the power-off switch and a wire groove for wiring the power-off switch are formed in the support, two ends of the wire groove are respectively communicated with the switch mounting groove and the inner part of the transverse handle, the wall of the wire groove forms a step surface, a wire pressing plate is detachably connected onto the wire groove, one end of the wire pressing plate is attached to the step surface, and the other end of the wire pressing plate extends into the wire groove and forms a wire fixing cavity by being surrounded with the wire groove. The power-off wire is completely wrapped in the brake crank bracket and the transverse handle, so that the destructiveness resistance is greatly improved; the wire pressing plate is arranged to protect and press the broken wire in an all-round way; the step surface is convenient for positioning the wire pressing plate on one hand and is used for separating the wire groove and the torsion spring groove on the other hand; a torsion spring groove is arranged for limiting and resetting the torsion spring; the installation and the dismantlement are convenient.

Description

Brake crank for wiring in power-off switch

Technical Field

The utility model relates to the technical field of brake handles, in particular to a brake handle with a wiring in a power-off switch.

Background

The electric motor car or electric scooter on the existing market is equipped with the power off switch on the brake lever usually, and under ordinary travel state, power off switch and handle subassembly contact circular telegram provide electric motor car and electric scooter drive power, press handle subassembly entering brake state after, power off switch and handle subassembly disconnection stop to provide drive power. The power-off switch is connected with a power-off wire, and the power-off wire in the prior art is generally wholly or partially exposed, is easy to be damaged by the outside or people, causes the failure of the electric vehicle and has potential safety hazards.

For example, a "outage brake lever structure" that discloses on chinese patent literature, its publication CN210047589U, including crosspiece, brake lever seat, pivot screw, brake lever spare, brake cable, outage switch and outage line, the brake lever seat is fixed on the crosspiece, the brake lever spare is fixed a position on the brake lever seat through the pivot screw, brake lever spare is including the pin joint portion of connecting the pivot screw, from the operation portion that the inboard of pin joint portion extended of pin joint portion to brake lever seat actuation portion and extend outside the brake lever seat from the other side of pin joint portion, outage switch sets up in the brake lever seat and is connected with the outage line, actuation portion and brake cable fixed connection and with the detachable crimping of outage switch, brake cable and outage line all wear to locate in the crosspiece. The utility model discloses a through will cut off the power line and the brake cable sets up plays the effect of protecting the line of walking in the horizontal handle, its weak point is, still has the part (between brake lever seat and the horizontal handle) to cut off the power line and expose, still has destroyed possibility.

Disclosure of Invention

The brake handle with the internal wiring of the power-off switch is provided, so that the damage resistance is greatly improved, and the brake handle is convenient to install.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a brake crank of line is walked in power off switch, includes support, horizontal and handle subassembly, and the handle subassembly is connected with the rotate bracket, and the support is fixed to be set up on hollow horizontal, the fixed power off switch that is provided with on the support, be equipped with the switch mounting groove that is used for fixed power off switch on the support and be used for power off switch to walk the wire casing of line, the wire casing both ends communicate switch mounting groove and horizontal inside respectively, the wire casing cell wall forms the step face, can dismantle on the wire casing and be connected with the line ball board, line ball board one end and step face laminating, the line ball board other end extends to the wire casing and encloses formation with the wire casing and walks line fixed chamber.

The utility model is characterized in that a switch mounting groove for mounting and containing a power-off switch is arranged on the bracket, a wire groove for containing a broken wire is also arranged, an opening is arranged on one side of the transverse handle facing the bracket, the opening is communicated with the wire groove, the broken wire extends out of the power-off switch and directly enters the hollow transverse handle through the opening after passing through the wire groove. After finishing the wire arrangement, installing a wire pressing plate, pressing the broken wire in the wire slot by the wire pressing plate, covering the notch of the wire slot to form a wire fixing cavity, and avoiding the broken wire from falling out of the wire slot; the line ball board one end is spacing through the laminating with the step face, and convenient subsequent is fixed. The broken wire is completely wrapped in the brake crank support and the transverse handle, so that the destructiveness is greatly increased, and the assembly and the disassembly are convenient and fast.

Preferably, the switch mounting groove is detachably connected with a cover plate.

The apron is used for fixed closing cap power off switch, and the apron encloses the space that forms and power off switch shape adaptation with the switch mounting groove, avoids power off switch to remove, simultaneously easy to assemble and dismantlement.

Preferably, be equipped with the reset torsion spring on the handle subassembly, reset torsion spring one end and handle subassembly fixed connection, the reset torsion spring other end and support butt.

After the handle assembly is loosened, the handle assembly automatically resets under the action of the reset torsion spring, and the reset torsion spring is arranged at the rotating shaft of the handle assembly, so that the installation is convenient.

Preferably, the bracket is provided with a torsion spring groove with an opening facing the reset torsion spring, and the reset torsion spring abuts against the torsion spring groove.

The one end butt that the torsional spring that resets is close to the support avoids shifting in the torsional spring groove, and preferably, the torsional spring groove sets up in line groove one side, and two cell bodies separate through the step face, and the step face is used for installing line ball board on the one hand, and on the other hand is used for separating two cell bodies, saves space.

Preferably, the support is detachably connected with a locking plate, and the support and the locking plate surround to form a space for accommodating and fixing the transverse handle.

The locking plate fixing support is installed at last after various installation steps such as wire arrangement, wire pressing plate installation and the like are completed, the support and the locking plate are arranged in a split mode and surround the transverse handle from two sides, the locking plate is detached firstly during maintenance, and subsequent maintenance steps are facilitated.

Preferably, the bracket is provided with a fixing groove communicated with the wire groove, the fixing groove is internally provided with a screw hole, the wire pressing plate is provided with a fixing plate inserted into the fixing groove, and the fixing plate is provided with a bolt matched with the screw hole.

The wire pressing plate is positioned by inserting the fixing plate into the fixing groove, and is fixed by the bolt.

Preferably, the power-off switch is provided with a power-off wire, and one end of the power-off wire, which is far away from the power-off switch, is provided with a waterproof head.

Therefore, the utility model has the following beneficial effects: (1) the broken wire is completely wrapped in the brake crank bracket and the transverse handle, so that the destructiveness resistance is greatly improved; (2) the broken wire is protected and compressed in all directions by arranging the wire pressing plate; (3) the step surface is arranged, so that the wire pressing plate is convenient to position, and the wire groove and the torsion spring groove are separated; (4) a torsion spring groove is arranged for limiting and resetting the torsion spring; (5) the support and the locking plate are arranged in a split manner, so that the installation and the disassembly are convenient.

Drawings

Fig. 1 is an exploded view of the present invention.

FIG. 2 is a schematic diagram of a structure according to the present invention.

Fig. 3 is a schematic structural view of the stent of the present invention.

In the figure: 1. outage switch, 11, outage line, 12, waterproof head, 2, support, 21, switch mounting groove, 22, wire casing, 23 torsional spring groove, 24, fixed slot, 3, horizontal handle, 31, opening, 4, handle subassembly, 41, reset torsion spring, 5, line ball board, 51, fixed plate, 6, apron, 7, locking plate.

Detailed Description

The utility model is further described with reference to the following detailed description and accompanying drawings.

In the embodiment shown in fig. 1 and 2, the brake lever for routing in the power-off switch comprises a power-off switch 1, a bracket 2, a cross handle 3, a handle assembly 4, a line pressing plate 5, a cover plate 6 and a locking plate 7. The power-off switch 1 is provided with a power-off wire 11, and one end of the power-off wire 11, which is far away from the power-off switch 1, is sleeved with a waterproof head 12. Handle subassembly 4 rotates with support 2 through the brake lever axle to be connected, brake lever axle overcoat is equipped with

reset torsion spring

41, 41 one end of reset torsion spring and handle subassembly 4 fixed connection, the 41 other end of reset torsion spring and 2 butts of support, support 2 is fixed to be set up on hollow horizontal handle 3, 2 one side of support are equipped with switch mounting groove 21, can dismantle through the screw on the switch mounting groove 21 and be connected with apron 6, the setting of power off switch 1 surrounds in the space that forms at switch mounting groove 21 and apron 6. One side that support 2 is close to handle subassembly 4 is equipped with wire casing 22 that is used for power-off switch 1 to walk the line, wire casing 22 top intercommunication switch mounting groove 21, opening 31 intercommunication crossbar 3 inside through crossbar 3 is passed through to wire casing 22 bottom, wire casing 22 cell wall forms the step face, the groove wall that is close to crossbar 3 one side is higher than the opposite side cell wall, wire casing 22 opposite side is equipped with torsional spring groove 23, torsional spring groove 23 corresponds the one end setting that reset torsion spring 41 is close to support 2, wire casing 22 cell wall separation wire casing 22 and torsional spring groove 23, wire casing 22 keeps away from being equipped with fixed slot 24 of one side of torsional spring groove 23, fixed slot 24 communicates with wire casing 22, be equipped with the screw in the fixed slot 24 cell bottom. Can dismantle on the wire casing 22 and be connected with line ball board 5, line ball board 5 bottom and step face laminating, 5 top ends of line ball board extend the bending and surround with wire casing 22 and form the fixed chamber of walking the line to wire casing 22 in, 5 bottoms of line ball board be equipped with the fixed plate 51 of fixed slot 24 shape adaptation, be equipped with the through-hole in the fixed plate 51. The bottom of the bracket 2 is detachably connected with a locking plate 7, and the bracket 2 and the locking plate 7 surround to form a space for accommodating the fixed transverse handle 3. The power-off wire 11 extends out from the power-off switch 1 and sequentially passes through the switch mounting groove 21, the wire groove 2 and the opening 31 until entering the inside of the transverse handle 3.

During assembly, the waterproof head 12 is firstly stretched into the bracket 3, the power-off wire is pulled into a bracket wire groove, the power-off switch 1 is assembled into the bracket, and then the cover plate 6 is locked on the bracket 2 by two self-tapping screws to complete switch assembly; straightening the cables to be distributed along the wire grooves in the bracket, covering a wire pressing plate after finishing wire arrangement, attaching one surface of the wire pressing plate to the step surface, inserting the fixing plate into the fixing groove, and locking the fixing plate by using self-tapping screws; then the handle assembly is assembled into the support, the end part of the reset torsion spring is abutted to the torsion spring groove, the brake crank shaft is plugged in, the shaft sleeve is sleeved in, and the locking nut is locked to complete the assembly of the handle. And finally, sleeving a locking plate 7 on the bottom of the transverse handle 3, and locking by using a screw to complete the assembly of the whole brake crank. This structure brake lever simple installation, it is current outward line brake lever to compare, has promoted factor of safety greatly.

Claims

1. A brake crank for wiring in a power-off switch comprises a support (2), a transverse handle (3) and a handle component (4), wherein the handle component (4) is rotatably connected with the support (2), the support (2) is fixedly arranged on the hollow transverse handle (3), the power-off switch (1) is fixedly arranged on the support (2), it is characterized in that the bracket (2) is provided with a switch mounting groove (21) for fixing the power-off switch (1) and a wire groove (22) for wiring the power-off switch (1), two ends of the wire casing (22) are respectively communicated with the switch mounting groove (21) and the inner part of the transverse handle (3), a step surface is formed on the wall of the wire groove (22), a wire pressing plate (5) is detachably connected on the wire groove (22), one end of the line pressing plate (5) is attached to the step surface, and the other end of the line pressing plate (5) extends into the wire groove (22) and surrounds the wire groove (22) to form a wire routing fixing cavity.

2. A handle for routing in a disconnector according to claim 1, characterized in that said switch mounting groove (21) is removably connected with a cover plate (6).

3. The brake crank of routing in cut-off switch of claim 1, characterized by, be equipped with reset torsion spring (41) on handle subassembly (4), reset torsion spring (41) one end and handle subassembly (4) fixed connection, reset torsion spring (41) other end and support (2) butt.

4. The brake crank for routing in a power-off switch according to claim 3, wherein the bracket (2) is provided with a torsion spring slot (23) with an opening facing the reset torsion spring (41), and the reset torsion spring (41) abuts against the torsion spring slot (23).

5. The brake crank for routing in a power-off switch according to claim 1, wherein the bracket (2) is detachably connected with a locking plate (7), and the bracket (2) and the locking plate (7) surround to form a space for accommodating the fixed transverse handle (3).

6. The brake crank for routing in a power-off switch according to claim 1, wherein the bracket (2) is provided with a fixing groove (24) communicated with the wire groove (22), the fixing groove (24) is internally provided with a screw hole, the line pressing plate (5) is provided with a fixing plate (51) inserted into the fixing groove (24), and the fixing plate (51) is provided with a bolt matched with the screw hole.

7. The brake crank for routing in the power-off switch according to claim 1, wherein the power-off switch (1) is provided with a power-off wire (11), and one end of the power-off wire (11) far away from the power-off switch (1) is provided with a waterproof head (12).