CN215644224U

CN215644224U - Waterproof switch wire

Info

Publication number: CN215644224U
Application number: CN202121226418.6U
Authority: CN
Inventors: 董元进
Original assignee: Wenzhou Benda Motorcycle Fittings Factory
Current assignee: Wenzhou Benda Motorcycle Fittings Factory
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2022-01-25
Anticipated expiration: 2031-06-02

Abstract

The utility model provides a waterproof switch wire, which comprises a main shell, wherein a stepped cavity is arranged in the main shell, and a cable, a wire board, a return spring, a sliding block and a waterproof ring are arranged in the cavity; the return spring is arranged between the wire board and the sliding block, the sliding block is externally sleeved with a waterproof ring, one end of the cable is connected with a static contact, the static contact is in bubble point type contact with the two-point power transmission sheet which moves to the position where the wire board is clamped, the two-point power transmission sheet is fixed on the sliding block, and the main shell at the tail end wire outlet position, the cable and the lower cover plate are connected by ultrasonic welding to enable the two workpieces to be integrated; the static contact of the utility model is contacted with the two-point power transmission sheet in a bubble point type, so that the switch can bear the reaching current of 12V and 5A, and the durability is better. The main shell, the cable and the lower cover plate at the tail end outgoing line position are connected through ultrasonic welding, the cable can bear larger pulling-out force, the problems that the lead is easy to pull out and the pulling-out force is insufficient can be solved, the sealing effect is good, and the complete waterproof effect can be achieved.

Description

Waterproof switch wire

Technical Field

The utility model relates to the technical field of motorcycle brake handle switches, rocker arm assemblies, electric vehicle combination switches, rotary brake handles, disc brake switches and the like, in particular to a waterproof switch.

Background

At present, most of existing waterproof switches in the market adopt a wire straight-out type scheme integrally, the waterproof switches are sealed by heat shrink tubes, and connecting wires are welded by soldering tin, so that the waterproof switches are low in voltage resistance, easy to perform insufficient soldering and inconvenient to mount, and the wires are easy to break; structurally, the electronic contact switch is adopted, so that the bearable current is small, and the durability is not good. The existing waterproof brake switch is poor in waterproof performance, the service life of the switch can be shortened due to the poor waterproof performance, particularly, an electric vehicle is provided, when a water inlet short circuit of the waterproof brake switch easily causes braking, a motor still works to cause damage to the motor, certain potential safety hazards exist during use, and certain troubles are caused to people in daily life.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model aims to provide a waterproof switch wire so as to overcome the defects in the prior art.

In order to achieve the purpose, the utility model provides a waterproof switch wire, which comprises a main shell, wherein a stepped cavity is arranged in the main shell, and a cable, a wire board, a return spring, a sliding block and a waterproof ring are arranged in the cavity; the wire board is clamped in the middle of the cavity, a baffle is arranged on the right side of the wire board, and a clamping position is arranged on the left side of the wire board; the return spring is arranged on the baffle, the slide block is arranged on the return spring, a waterproof ring is sleeved outside the slide block, a cover plate is sleeved outside the waterproof ring, the bottom of the waterproof ring and the cover plate are clamped on the upper part of the cavity, a clamping groove towards the left side is formed in the bottom of the slide block, a contact spring is arranged in the clamping groove, a two-point electricity transmission sheet is arranged on the left side of the contact spring, a slide block head is arranged at the top of the slide block, the waterproof ring is made of silica gel, a slide block bayonet is formed in the top of the waterproof ring, and the slide block head is arranged outside the slide block bayonet; one end of the cable is connected with a static contact which is clamped in the clamping position, the static contact is in bubble point type contact with the two point transmission electric sheets moving to the clamping position, the other end of the cable extends downwards to the outside of the main shell along the limiting groove, the right side of the lower part of the main shell is embedded with the lower cover plate, and the main shell, the cable and the lower cover plate at the embedding position are connected by ultrasonic welding, so that the two workpieces are integrated.

Through the technical scheme, the switch can bear the reaching current of 12V and 5A through the static contact and the two-point power transmission sheet in a bubble point type contact manner, and the durability is better. The main shell, the cable and the lower cover plate at the tail end outgoing line position are connected through ultrasonic welding, so that the two workpieces are integrated, the cable can bear larger pull-off force, the problems that a lead is easy to pull off and the pull-off force is insufficient can be solved, the sealing effect is good, and the complete waterproof effect can be achieved.

As a further description of the waterproof switch cord according to the present invention, it is preferable that the main housing located above the lower cover plate is annularly provided with a screw thread.

As a further explanation of the waterproof switch wire of the present invention, preferably, the bottom of the waterproof ring is provided with a square fixing seat, the cover plate is disposed on the fixing seat, a cover plate clamping block is disposed on a side wall of the cover plate, and the upper portion of the main housing is provided with a cover plate bayonet connected with the cover plate clamping block in a matching manner.

As a further description of the waterproof switch line of the present invention, it is preferable that a line board hook is provided on the left side of the stationary contact, and the line board hook fixes the stationary contact in a clip of the line board.

As a further description of the waterproof switch line of the present invention, preferably, the two-point power transmission piece is of a half-frame structure, two sides of the half-frame structure of the two-point power transmission piece are provided with power piece bayonets, and the bottom of the slider is provided with power piece clamping blocks in fit connection with the power piece bayonets.

The utility model has the following beneficial effects: according to the utility model, through the adoption of bubble point type contact between the static contact and the two-point power transmission sheet, the switch can bear the reaching current of 12V and 5A, and the durability is better. The main shell, the cable and the lower cover plate at the tail end outgoing line position are connected through ultrasonic welding, so that the two workpieces are integrated, the cable can bear larger pull-off force, the problems that a lead is easy to pull off and the pull-off force is insufficient can be solved, the sealing effect is good, and the complete waterproof effect can be achieved.

Drawings

Fig. 1 is a schematic structural view of a waterproof switch cord of the present invention.

Fig. 2 is an exploded view of the waterproof switch wire of the present invention.

Fig. 3 is a working principle diagram of the waterproof switch wire of the present invention in a power-on state.

Fig. 4 is a working schematic diagram of the waterproof switch line of the present invention in a power-off state.

Detailed Description

To further understand the structure, characteristics and other objects of the present invention, the following detailed description is given with reference to the accompanying preferred embodiments, which are only used to illustrate the technical solutions of the present invention and are not to limit the present invention.

As shown in fig. 1 and 2, fig. 1 is a schematic structural view of a waterproof switch wire according to the present invention; a waterproof switch wire comprises a main shell 10, wherein a stepped cavity is arranged in the main shell 10, and a cable 12, a wire board 9, a return spring 6, a sliding block 3 and a waterproof ring 2 are arranged in the cavity; the wire plate 9 is clamped in the middle of the cavity, a baffle is arranged on the right side of the wire plate 9, and a clamping position is arranged on the left side of the wire plate 9; the return spring 6 is arranged on the baffle, the slide block 3 is arranged on the return spring 6, a waterproof ring 2 is sleeved outside the slide block 3, a cover plate 1 is sleeved outside the waterproof ring 2, the bottom of the waterproof ring 2 and the cover plate 1 are clamped on the upper part of the cavity, a clamping groove facing to the left side is formed in the bottom of the slide block 3, a contact spring 5 is arranged in the clamping groove, a two-point electricity transmission sheet 4 is arranged on the left side of the contact spring 5, a slide block head is arranged on the top of the slide block 3, the waterproof ring 2 is made of silica gel, a slide block bayonet is formed in the top of the waterproof ring 2, and the slide block head is arranged outside the slide block bayonet; the one end of cable conductor 12 is connected with stationary contact 8, and the stationary contact 8 block is in the screens, stationary contact 8 with remove extremely two points of electricity transmission piece 4 of screens department form bubble point formula contact, the other end of cable conductor 12 along outside the spacing groove downwardly extending to main casing body 10, the right side of main casing body 10 lower part and the mutual gomphosis of apron 11 down, the main casing body 10 of gomphosis department, cable conductor 12 and adopt ultrasonic welding to connect down between the apron 11 to make

main casing body

10 and 11 two work pieces of apron dissolve as an organic wholely down.

As shown in fig. 3 and 4, the slide block 3 slides up and down through the return spring 6, and in a natural state, the two-point power transmission piece 4 is in contact with the stationary contact 8, and the waterproof switch wire is in a power-on state; the head of the slide block 3 is pressed to enable the slide block 3 to slide downwards, the two-point power transmission piece 4 is not contacted with the static contact 8, and the waterproof switch wire is in a power-on state. Through the stationary contact and the two-point power transmission piece, the switch can bear 12V and 5A current by adopting bubble point type contact, and the durability is better. The main shell, the cable and the lower cover plate at the tail end outgoing line position are connected through ultrasonic welding, so that the two workpieces are integrated, the cable can bear larger pull-off force, the problems that a lead is easy to pull off and the pull-off force is insufficient can be solved, the sealing effect is good, and the complete waterproof effect can be achieved.

Preferably, the main housing 10 above the lower cover plate 11 is annularly provided with threads.

Preferably, the bottom of the waterproof ring 2 is provided with a square fixing seat, the cover plate 1 is arranged on the fixing seat, a cover plate clamping block is arranged on the side wall of the cover plate 1, and a cover plate bayonet matched and connected with the cover plate clamping block is arranged on the upper portion of the main shell 10.

Preferably, the left side of the fixed contact 8 is provided with a line board hook 7, and the line board hook 7 fixes the fixed contact 8 in a clamping position of the line board 9.

Preferably, the two-point power transmission piece 4 is of a half-frame structure, two sides of the half-frame structure of the two-point power transmission piece 4 are provided with electric piece bayonets, and the bottom of the sliding block 3 is provided with electric piece clamping blocks which are in fit connection with the electric piece bayonets, so that the contact spring 5 can well attach the two-point power transmission piece 4 to the line board 9 and can well contact the stationary contact 8.

It should be noted that the above-mentioned embodiments and embodiments are intended to demonstrate the practical application of the technical solution provided by the present invention, and should not be construed as limiting the scope of the present invention. Various modifications, equivalent substitutions, or improvements may be made by those skilled in the art within the spirit and principles of the utility model. The scope of the utility model is to be determined by the appended claims.

Claims

1. A waterproof switch line is characterized by comprising a main shell (10), wherein a stepped cavity is formed in the main shell (10), and a cable (12), a line board (9), a return spring (6), a sliding block (3) and a waterproof ring (2) are arranged in the cavity; wherein the content of the first and second substances,

the line board (9) is clamped in the middle of the cavity, a baffle is arranged on the right side of the line board (9), and a clamping position is arranged on the left side of the line board (9);

the slide block type touch screen is characterized in that a return spring (6) is arranged on the baffle, a slide block (3) is arranged on the return spring (6), a waterproof ring (2) is sleeved outside the slide block (3), a cover plate (1) is sleeved outside the waterproof ring (2), the bottom of the waterproof ring (2) and the cover plate (1) are clamped on the upper portion of the cavity, a clamping groove facing the left side is formed in the bottom of the slide block (3), a contact spring (5) is arranged in the clamping groove, a two-point electricity transmission sheet (4) is arranged on the left side of the contact spring (5), a slide block head is arranged at the top of the slide block (3), the waterproof ring (2) is made of silica gel, a slide block bayonet is formed in the top of the waterproof ring (2), and the slide block head is arranged outside the slide block bayonet;

one end of a cable (12) is connected with a static contact (8), the static contact (8) is clamped in the clamping position, the static contact (8) and the two-point power transmission sheet (4) moving to the clamping position form a bubble point type contact, the other end of the cable (12) extends downwards to the outside of the main shell (10) along a limiting groove, the right side of the lower part of the main shell (10) is mutually embedded with a lower cover plate (11), and the main shell (10), the cable (12) and the lower cover plate (11) at the embedding position are connected through ultrasonic welding.

2. The watertight switch cord as claimed in claim 1, characterized in that the main casing (10) above the lower cover plate (11) is provided with a screw thread.

3. The waterproof switch line according to claim 1, characterized in that the bottom of the waterproof ring (2) is provided with a square fixing seat, the cover plate (1) is arranged on the fixing seat, the side wall of the cover plate (1) is provided with a cover plate clamping block, and the upper part of the main shell (10) is provided with a cover plate clamping opening matched and connected with the cover plate clamping block.

4. The waterproof switch line of claim 1, characterized in that the left side of the stationary contact (8) is provided with a line board hook (7), the line board hook (7) fixes the stationary contact (8) in the position of the line board (9).

5. The waterproof switch line according to claim 1, wherein the two-point power transmission piece (4) is of a half-frame structure, the two-point power transmission piece (4) is provided with power piece bayonets at two sides of the half-frame structure, and the bottom of the slider (3) is provided with power piece fixture blocks which are connected with the power piece bayonets in a matching manner.