CN206179738U - Push type electric switch - Google Patents

Abstract

The utility model discloses a push-type electric switch, which comprises a housing (1). A cross-shaped cavity is formed inside the housing (1). A reset spring (3) is located at the bottom of the vertical cavity. The vertical cavity is in contact with the return spring (3), and the upper end extends out of the upper port of the housing (1); the upper port of the housing (1) has a limit ring (11), which presses the middle and upper part of the column (2), vertically There are limited protrusions (22) in the cavity; there are compression springs (5) at both ends of the transverse cavity, and there is a conductive block (4) between the compression springs (5) and the pressing column (2), and the middle part of the pressing column (2) It is the conductive part (21); the lateral ends of the housing (1) have wire insertion holes (6), and the radial direction of the wire insertion hole (6) is provided with a compression threaded hole (7), and the inner wall of the wire insertion hole (6) A conductive layer is provided, and the conductive layer is electrically connected to the conductive block (4). The electric switch of the utility model is not only simple in structure, but also durable in use.

Description

push switch

technical field

The utility model belongs to the field of electrical appliances, in particular to a push-type electric switch with simple structure and durability.

Background technique

At present, common electric switches in life have two states, on or off, and the electric switches can be kept on or off for a long time. In life, it is rare to see an electric switch that can only be kept in the off state unless it is operated by humans. Even if there is, the structure is either complicated or not durable. For example, in the flashlights used in the early days, a push-type switch was installed on the early flashlights. When the hand was pressed, it was in an open (electrically connected) state. As long as you let go, it will be closed immediately (electrically disconnected). Although this push-type switch has a simple structure, but It consists of two metal sheets arranged at intervals, at least one metal sheet has elasticity, which is achieved by pressing the metal sheet to make the two contact and relying on the elasticity of the metal sheet; after this kind of setting is used for a period of time, the metal sheet is not easy to reset, and it is easy to Lose the function of pressing the switch, the utility model both will solve this problem.

Utility model content

The utility model aims to overcome the deficiencies of the prior art and provide a push-type electric switch with simple structure and durability.

The technical solution adopted by the utility model to solve the technical problem is: push-type electric switch, including a push column, a return spring and a "ten"-shaped housing, a "ten"-shaped cavity is formed in the housing, and the cavity is divided into two parts: It is a vertical cavity and a horizontal cavity; the upper end of the housing is open, the return spring is located at the bottom of the vertical cavity, the lower end of the pressing column is located in the vertical cavity and contacts the return spring, the upper end of the pressing column extends out of the upper port of the housing, It is located outside the housing; the upper port of the housing extends inward to form a limit ring, and the middle and upper part of the pressing column extends outward to form a limit protrusion, which is located in the vertical cavity; the two ends of the horizontal cavity are respectively provided with Compression spring, a conductive block is arranged between the compression spring and the pressing column, and the middle position of the pressing column is a conductive part. When the pressing column is pressed, the conductive part contacts with the conductive block; The wire insertion hole of the cavity is provided with compression threaded holes in the radial direction, and the compression threaded holes are provided with suitable compression screws. The inner wall of the wire insertion hole is provided with a conductive layer, and the conductive layer is electrically connected to the adjacent conductive block. connect.

Wherein, in the above switch, the material of the front end of the compression screw is a non-conductive material.

Further, the non-conductive material is plastic.

Further, a conductive layer is provided on the inner wall of the wire insertion hole and the section from the compression threaded hole to the compression spring.

Wherein, in the above switch, the conductive block and the conductive part are made of copper.

Further, except for the conductive part, the material of the pressing column is plastic.

Wherein, in the above switch, the housing is made of plastic.

Wherein, in the above switch, the vertical cavity and the horizontal cavity are respectively in the shape of a cuboid.

Wherein, in the above switch, the wire insertion hole is a circular hole.

The beneficial effects of the utility model are: the utility model can reset the pressing column after the electric switch is used for a long time through the setting of the reset spring; When pressing, the power is smooth; through the setting of the compression threaded hole and the compression screw, it is convenient to connect the wire; the conductive layer of the utility model is connected with the similar conductive block through the wire, and the position between the conductive layer and the conductive block is fixed, so The wires between them will not be broken due to the change of position. The push-type electric switch of the utility model is not only simple in structure, but also durable, and is suitable for popularization and application in the field.

Description of drawings

Fig. 1 is a schematic structural view of one embodiment of the present invention.

Marked in the figure: 1 is the "ten"-shaped housing, 11 is the limit ring, 2 is the pressing column, 21 is the conductive part of the pressing column, 22 is the limit protrusion, 3 is the return spring, 4 is the conductive block , 5 is a compression spring, 6 is a wire hole, 7 is a compression threaded hole, and 8 is a compression screw.

detailed description

Below in conjunction with accompanying drawing, the utility model is further described.

As shown in Figure 1, the push-type electric switch of the present utility model includes a push column 2, a return spring 3 and a "ten"-shaped housing 1, and a "ten"-shaped cavity is formed in the housing 1, and the cavity It is divided into a vertical cavity and a horizontal cavity; the upper end of the housing 1 is open, the return spring 3 is located at the bottom of the vertical cavity, the lower end of the pressing column 2 is located in the vertical cavity and is in contact with the return spring 3, and the upper end of the pressing column 2 extends out The upper port of the housing 1 is located outside the housing 1; the upper port of the housing 1 extends inward to form a limit ring 11, and the middle and upper part of the pressing column 2 extends outward to form a limit protrusion 22, and the limit protrusion 22 Located in the vertical cavity; the two ends of the horizontal cavity are respectively provided with a compression spring 5, and a conductive block 4 is provided between the compression spring 5 and the pressing column 2, and the middle position of the pressing column 2 is the conductive part 21. When the column is 2, the conductive part 21 is in contact with the conductive block 4; the lateral ends of the housing 1 are provided with a wire insertion hole 6 connected to the lateral cavity, and the radial direction of the wire insertion hole 6 is provided with a compression threaded hole 7, and the compression thread The hole 7 is provided with a suitable compression screw 8 , and the inner wall of the wire insertion hole 6 is provided with a conductive layer, and the conductive layer is electrically connected to the adjacent conductive block 4 .

Preferably, in order to use electricity more safely, the material of the front end of the compression screw 8 is preferably a non-conductive material. Those skilled in the art know that the front end is the smaller end.

In addition, those skilled in the art know that the main function of setting the limiting ring 11 and the limiting protrusion 22 is to prevent the pressing column 2 from breaking away from the vertical cavity.

Further preferably, the non-conductive material is plastic.

Preferably, in order to use electricity more safely, the inner wall of the wire insertion hole 6 and the section from the compression threaded hole 7 to the compression spring 5 are provided with a conductive layer.

Preferably, in order to reduce resistance and conduct electricity more smoothly, the material of the conductive block 4 and the conductive part 21 is copper.

Preferably, the pressing column 2 is made of plastic except for the conductive part 21 .

Preferably, the material of the housing 1 is plastic. Those skilled in the art can understand that the material of the casing 1 must be a non-conductive material.

Preferably, for more convenient manufacture and better contact between the conductive block 4 and the conductive part 21, the vertical cavity and the horizontal cavity are respectively in the shape of a cuboid. The utility model restricts the cavity to be a cuboid. Those skilled in the art understand that the best shape of the pressing column 2 and the conductive block 4 is to be adapted to the vertical cavity and the horizontal cavity respectively, that is, the pressing column 2 and the conductive block 4 Also rectangular.

Preferably, for the convenience of wire insertion, the wire insertion hole 6 is a circular hole.

For the manufacturing method of the push-type electric switch of the utility model, those skilled in the art can directly manufacture it according to the description in the manual or as shown in the accompanying drawings. In the accompanying drawings, the maximum outer diameter of the pressing column 2 is greater than the minimum inner diameter of the upper port of the housing 1, and the pressing column 2 cannot be directly put into the housing 1. In fact, it is very easy for those skilled in the art to solve the problem. 1 is a one-piece structure, the purpose is to make the drawings more beautiful, and it is easy for those skilled in the art to identify the structure of each part. In fact, the housing 1 can be divided into several parts, and several parts can be connected by bonding, small bolts, screws, etc. The method can be combined into the structure shown in the description or the attached drawings. The structure shown in the accompanying drawings is a specific embodiment of the utility model, which is convenient for those skilled in the art to understand.

Claims (9)

1. The push-type electric switch is characterized in that: it includes a push column (2), a return spring (3) and a "cross"-shaped housing (1), and a "cross"-shaped cavity is formed in the housing (1) The cavity is divided into a vertical cavity and a horizontal cavity; the upper end of the casing (1) is open, the return spring (3) is located at the bottom of the vertical cavity, and the lower end of the pressing column (2) is located in the vertical cavity and is connected with the reset The spring (3) is in contact, and the upper end of the pressing column (2) extends out of the upper port of the housing (1) and is located outside the housing (1); the upper port of the housing (1) extends inward to form a limit ring (11), The middle and upper part of the pressing column (2) extends outwards to form a limit protrusion (22), and the limit protrusion (22) is located in the vertical cavity; the two ends of the horizontal cavity are respectively provided with compression springs (5), which press A conductive block (4) is arranged between the tight spring (5) and the pressing column (2), and the middle position of the pressing column (2) is a conductive part (21). When the pressing column (2) is pressed, the conductive part (21) ) is in contact with the conductive block (4); the lateral ends of the casing (1) are provided with insertion holes (6) connected to the transverse cavity, and the radial direction of the insertion hole (6) is provided with a compression threaded hole (7) , the compression threaded hole (7) is provided with a suitable compression screw (8), and the inner wall of the insertion hole (6) is provided with a conductive layer, and the conductive layer is electrically connected to the adjacent conductive block (4). 2. The push-type electric switch according to claim 1, characterized in that: the material of the front end of the compression screw (8) is a non-conductive material. 3. The push-type electric switch according to claim 2, wherein the non-conductive material is plastic. 4. The push-type electric switch according to claim 2 or 3, characterized in that: the inner wall of the wire insertion hole (6) and the section from the pressing threaded hole (7) to the pressing spring (5) are provided with a conductive layer . 5. The push-type electric switch according to claim 1, characterized in that: the conductive block (4) and the conductive part (21) are made of copper. 6. The push-type electric switch according to claim 5, characterized in that, except for the conductive part (21), the material of the rest of the push column (2) is plastic. 7. The push-type electric switch according to claim 1, characterized in that: the housing (1) is made of plastic. 8. The push-type electric switch according to claim 1, wherein the vertical cavity and the horizontal cavity are respectively in the shape of a cuboid. 9. The push-type electric switch according to claim 1, characterized in that the wire insertion hole (6) is a circular hole.