Brake cable convenient to replace quickly

Abstract

The utility model belongs to the technical field of brake cables, and discloses a brake cable convenient to replace quickly, which comprises an outer sleeve assembly for external fixation, a reset spring mounted at one end of the outer sleeve assembly, and a cable core assembly penetrating through the outer sleeve assembly and used for pulling force application, and the cable core assembly is in sliding connection with the outer sleeve assembly; the wire core assembly comprises an inner wire core. Two ends of the inner wire core are respectively provided with a limiting assembly and an adjusting assembly. The adjusting assembly comprises an adjusting screw rod, an adjusting nut is installed on the adjusting screw rod, a brake pin is arranged on one side of the adjusting nut and connected with the adjusting screw rod in a sliding and rotating mode, and a connecting through hole is formed in the end, close to the adjusting nut, of the adjusting screw rod. According to the brake cable convenient to quickly replace, through the arrangement of the connecting through hole in the tail end of the adjusting screw rod, a new brake cable and an old brake cable can be conveniently connected, and the brake cable can be replaced under the condition that an electric vehicle is not disassembled and assembled; and the connecting through hole is reversely pressed by the adjusting nut, so that the reliability and convenience of connection of the new and old brake cables are ensured.

Description

TECHNICAL FIELD

[0001] The utility model belongs to brake cable technical field, especially, relate to a brake cable convenient to quick replacement. BACKGROUND

[0002] The brake cable damage can cause the brake system to be unable to work normally, and the vehicle cannot effectively slow down or stop. The fracture or damage of the brake cable can cause the circuit to be interrupted, affecting the normal driving of the electric vehicle. The specific performance is that the electric vehicle has electricity, but cannot start or drive. Check whether the brake cable is broken or damaged, and replace the new brake cable if damage is found.

[0003] The utility model discloses a kind of electric vehicle brake cables, including brake cable, brake cable shell and threaded rod, the brake cable one end is fixedly connected with threaded rod, the other end is equipped with movable joint mechanism, brake cable shell is equipped outside the brake cable, and two are movably connected, limit mechanism is equipped on the threaded rod.

[0004] But the above-mentioned patent can only first extract waste brake cable when repairing and replacing, then remove the shielding part on the electric vehicle, and then reassemble after installing new brake cable, which is time-consuming and laborious, so a new device needs to be designed. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of brake cable convenient to quick replacement to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A kind of brake cable convenient to quick replacement, including the outer sleeve assembly for external fixation, the outer sleeve assembly one end is equipped with reset spring, further including the wire core assembly for pulling force in the outer sleeve assembly through, the wire core assembly and the outer sleeve assembly slidingly connected;The wire core assembly includes inner wire core, and the inner wire core both ends are equipped with limit component and adjusting component respectively;The adjusting component includes adjusting screw rod, adjusting nut is installed on the adjusting screw rod, brake pin is arranged on one side of the adjusting nut, the brake pin and the adjusting screw rod slide rotationally connect, and connecting through-hole is arranged at the end of the adjusting screw rod close to the adjusting nut.

[0008] Further, the outer sleeve assembly includes sleeve pipe, and the sleeve pipe both ends are equipped with positioning head, and threaded pipe is arranged on one end of the positioning head, two lock nuts are installed on the threaded pipe, and the reset spring is arranged on the circumference of the threaded pipe.

[0009] Further, the threaded pipe and the positioning head are riveted together.

[0010] Further, the limiting assembly comprises a limiting head, and a movable joint is mounted on the limiting head.

[0011] Further, the movable joint is cylindrical, and the limiting head is rotationally connected.

[0012] Further, the adjusting screw is riveted at one end away from the connecting through hole and the inner wire core.

[0013] Compared with the prior art, the beneficial effects are:

[0014] 1. By arranging the adjusting screw tail end connecting through hole, the new and old brake lines are conveniently connected, the brake line is replaced without disassembling the electric vehicle, and labor is saved.

[0015] 2. By arranging the adjusting nut reverse pressing connecting through hole, the reliability and convenience of the new and old brake line connection are ensured. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a structural schematic view of the brake line convenient for quick replacement according to the present application;

[0017] Figure 2 is a schematic view of the sleeve assembly of the brake line convenient for quick replacement according to the present application;

[0018] Figure 3 is a schematic view of the wire core assembly of the brake line convenient for quick replacement according to the present application;

[0019] Figure 4 is an enlarged view of A of the brake line convenient for quick replacement according to the present application.

[0020] In the drawing marks: 101, sleeve pipe; 102, positioning head; 103, threaded pipe; 104, locking nut; 201, inner wire core; 202, limiting head; 203, movable joint; 204, adjusting screw; 205, brake pin; 206, adjusting nut; 207, connecting through hole; 3, return spring. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] Please refer to Figures 1-4The utility model provides a brake cable which is convenient to replace quickly, comprising a sleeve assembly for external fixation, a reset spring 3 installed at one end of the sleeve assembly, and a wire core assembly for pulling force through the sleeve assembly, the wire core assembly and the sleeve assembly being in sliding connection.

[0023] In the embodiment, the sleeve assembly comprises a sleeve tube 101, both ends of which are provided with positioning heads 102, one of which is provided with a threaded tube 103, the threaded tube 103 and the positioning head 102 being riveted together, two locking nuts 104 being installed on the threaded tube 103, and the reset spring 3 being arranged around the threaded tube 103; the positioning head 102 at one end of the sleeve tube 101 is installed on a handlebar, and the positioning head 102 with the threaded tube 103 at the other end is connected to a brake, the position is adjusted by rotating the locking nuts 104 along the threaded tube 103, and then the two locking nuts 104 are tightened to fix them.

[0024] In the embodiment, the wire core assembly comprises an inner wire core 201, both ends of which are provided with limiting assemblies and adjusting assemblies; the adjusting assembly comprises an adjusting screw 204, the adjusting screw 204 being provided with an adjusting nut 206, the adjusting nut 206 being provided with a brake pin 205 on one side, the brake pin 205 and the adjusting screw 204 being in sliding rotation connection, and the adjusting screw 204 being provided with a connecting through hole 207 at the end close to the adjusting nut 206; the connecting through hole 207 is used for fixing the end of the waste inner wire core 201 when the brake cable is replaced, so that the new brake cable is conveniently pulled through the electric vehicle by the waste inner wire core 201.

[0025] The limiting assembly comprises a limiting head 202, the limiting head 202 being provided with a movable joint 203, the movable joint 203 being cylindrical and in rotation connection with the limiting head 202; the end of the adjusting screw 204 away from the connecting through hole 207 is riveted together with the inner wire core 201; the movable joint 203 on the limiting head 202 is inserted into a brake handle, the adjusting screw 204 is sequentially threaded through the reset spring 3, a brake lever and the brake pin 205, and the adjusting nut 206 is screwed from the end of the adjusting screw 204, the force distance is adjusted, when braking, the brake handle is pressed, the inner wire core 201 at one end is pulled through the movable joint 203, the inner wire core 201 at the other end pulls the brake pin 205 through the adjusting screw 204, the brake lever is pushed to swing to brake, and the reset spring 3 is compressed, the brake handle is released, the elastic force of the reset spring 3 is released, the brake lever is pushed to reset, and the brake handle is reset by the inner wire core 201 in reverse pulling.

[0026] Working principle: when replacing the brake line, first unscrew the adjusting nut 206 of the new brake line adjusting screw 204, remove the reset spring 3 and brake pin 205, then screw the adjusting nut 206 and expose the connecting through hole 207 on the adjusting screw 204, then cut off the limiting head 202 of the waste inner core 201, insert this end into the connecting through hole 207 of the new brake line, tighten the adjusting nut 206 along the adjusting screw 204, press the end of the waste inner core 201 in the connecting through hole 207, then pull the waste inner core 201 to drive the new brake line through the electric vehicle, finally reverse the above steps to remove the waste inner core 201 and reinstall the reset spring 3 and brake pin 205 on the new brake line, and the new brake line is connected and fixed on the electric vehicle.

[0027] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A brake cable for quick replacement, comprising a jacket assembly for external fixation, one end of which is provided with a return spring (3), characterized in that: Also include the outer sleeve assembly inside the pull force for the line core assembly, the line core assembly and the outer sleeve assembly sliding connection; The line core assembly includes an inner line core (201), and the two ends of the inner line core (201) are respectively provided with a limiting assembly and an adjusting assembly; the adjusting assembly includes an adjusting screw (204), the adjusting screw (204) is provided with an adjusting nut (206), one side of the adjusting nut (206) is provided with a brake pin (205), the brake pin (205) and the adjusting screw (204) are slidingly connected, and the end of the adjusting screw (204) close to the adjusting nut (206) is provided with a connecting through hole (207).

2. A brake hose for facilitating quick replacement as claimed in claim 1 wherein: The outer sleeve assembly includes an outer sleeve tube (101), and the two ends of the outer sleeve tube (101) are respectively provided with a positioning head (102), one of the positioning heads (102) is provided with a threaded tube (103), two locking nuts (104) are installed on the threaded tube (103), and the reset spring (3) is arranged on the circumference of the threaded tube (103).

3. A brake hose assembly according to claim 2, wherein: The threaded tube (103) and the positioning head (102) are riveted together.

4. A brake hose assembly according to claim 1, wherein: The limiting assembly includes a limiting head (202), and the limiting head (202) is provided with a movable joint (203).

5. A brake hose assembly according to claim 4, wherein: The movable joint (203) is cylindrical and rotationally connected with the limiting head (202).

6. A brake hose assembly according to claim 1, wherein: The end of the adjusting screw (204) away from the connecting through hole (207) is riveted with the inner line core (201).

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