Button switch

Abstract

The utility model relates to the technical field of button switches, and discloses a button switch, which comprises a shell, a button rod is arranged on the shell, a conductive structure is arranged in the shell, the conductive structure comprises terminals I, a terminal II and a terminal III, a conductive sheet I for current conduction is fixedly connected between the two terminals I, a conductive sheet II is fixedly connected on one side of the terminal II, and the conductive sheet II is fixedly connected on the other side of the terminal III. Conductive sheets III which are symmetrically distributed are fixedly connected to the terminal III; and conductive sheets IV which are used for conducting the conductive sheets II are rotationally mounted on the conductive sheets III. According to the button switch, the push rod linked on the button is adopted to push the movable contact to rotate along with the conducting strip IV, so that the movable contact is in contact with the static contact, a circuit is switched on, the switching-on process is stable and reliable, the spring II ensures that the position of the push rod is stable, the problem of mistaken switching-off is avoided, the structure is simple, the use is convenient, the switch adopts an assembled structure, the disassembly and assembly are convenient, and the cost is low. And quick maintenance can be realized when faults occur, the production cost is low, and the service life is long.

Description

Technical Field

[0001] The utility model relates to the technical field of button switches, in particular to a button switch. Background Art

[0002] A push button switch is a switch used to control the button to push the transmission mechanism to connect or disconnect the moving contact and the static contact.

[0003] In the prior art, the name disclosed in the application number: CN201910179748.5 is: a push button switch, which includes an insulating body, a terminal assembly and a dustproof sheet covering the insulating body, the terminal assembly is fixed to the insulating body and has a contact portion exposed in the receiving cavity and a welding portion extending from the bottom wall, the peripheral wall has an inner wall located in the receiving cavity and an outer wall opposite to the inner wall, the peripheral wall passes through the inner wall and the outer wall to form a groove connecting the receiving cavity with the outside.

[0004] However, in the prior art, such as the button switch mentioned in application number: CN201910179748.5, the connection is unstable during the operation of the button switch, and it is easy to have problems of false connection and false disconnection. During the use of the switch, the safety is low, so it is necessary to design a button switch. Utility Model Content

[0005] The purpose of the utility model is to provide a push button switch to solve the problems in the prior art.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A push button switch, comprising a housing, on which a push button rod is mounted;

[0008] A conductive structure is installed in the shell, and the conductive structure includes terminal one, terminal two and terminal three. A conductive sheet one for current conduction is fixedly connected between the two terminals one, a conductive sheet two is fixedly connected to one side of terminal two, a symmetrically distributed conductive sheet three is fixedly connected to terminal three, and a conductive sheet four for conducting current on conductive sheet two is rotatably installed on conductive sheet three.

[0009] Furthermore, a top cover is buckled on the shell, a protective cover is fixedly installed on the top cover, a terminal slot 1 is provided on one side of the shell, a terminal slot 2 is provided on the other side, a bolt for fixing the protective cover is installed on one side of the shell, and a spring 1 is fixedly installed at the bottom of the button rod.

[0010] Furthermore, a side block is installed on one side of the button rod, a spring 2 is installed in the side block, one end of the spring 2 is fixedly connected to a push rod for moving the conductive sheet 4, and the push rod is slidably connected to the side block.

[0011] Furthermore, a limiting groove is provided on the side block, a limiting rod is fixed in the shell, the limiting rod cooperates with the limiting groove, and symmetrically distributed guide rods for guiding are fixed on the button rod.

[0012] Furthermore, the conductive sheet 2 is located below the terminal 3, a static contact is fixedly connected to the conductive sheet 2, a groove is provided at the end of the conductive sheet 3, the conductive sheet 4 is in contact with the top rod, a stop rod is fixedly connected to one end of the conductive sheet 4, and a moving contact is fixedly connected to the other end.

[0013] Furthermore, the blocking rod is in contact with the top of the third conductive sheet, and rotating blocks are fixedly connected to both sides of the fourth conductive sheet, and the rotating blocks are rotatably connected to the groove.

[0014] Beneficial effects of the utility model:

[0015] 1. The push button switch of the utility model adopts a push rod linked to the button to push the moving contact to rotate with the conductive sheet 4, so that the moving contact contacts the static contact to connect the circuit. The connection process is stable and reliable. The spring 2 ensures that the position of the push rod is stable and there will be no problem of accidental disconnection.

[0016] 2. The push button switch of the utility model has a simple structure and is easy to use. The switch adopts an assembled structure, which is easy to assemble and disassemble. When a fault occurs, it can be quickly repaired. The production cost is low and the service life is long. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the push button switch of the utility model;

[0020] Figure 3 It is a cross-sectional view of the push button switch of the utility model;

[0021] Figure 4 This is a schematic diagram of the internal structure of the push button switch of the utility model;

[0022] Figure 5 It is a schematic diagram of the conductive structure of the utility model. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] A push button switch, such as Figure 1-4 As shown, the push button switch includes a shell 1, a top cover 11 is buckled on the shell 1, a U-shaped groove is provided on the top cover 11, a protective cover 12 is installed in the U-shaped groove, a button rod 13 is installed on the protective cover 12, a button is installed on the button rod 13, a terminal groove 14 is provided on one side of the shell 1, and a terminal groove 2 15 is provided on the other side. Bolts 16 are installed on one side of the shell 1 to fix the protective cover 12 with the bolts.

[0025] A spring 17 is fixedly installed at the bottom of the button rod 13 to support the button rod 13 .

[0026] A side block 131 is installed on one side of the button rod 13, and a spring 2 101 is installed in the side block 131. One end of the spring 2 101 is fixedly connected to a push rod 10, and the push rod 10 is slidably connected to the side block 131. A limiting groove 18 is provided on the side block 131, and a limiting rod 19 is fixedly installed in the housing 1. The limiting rod 19 cooperates with the limiting groove 18 to prevent the button rod 13 from excessively moving upward.

[0027] The button rod 13 is fixedly connected with symmetrically distributed guide rods 132 , and the guide rods 132 are slidably connected with the inside of the housing 1 .

[0028] like Figure 5 As shown, a conductive structure is installed in the housing 1, and the conductive structure includes a terminal one 21, a terminal two 3 and a terminal three 4. Two terminals one 21 are provided, and a conductive sheet one 2 is fixedly connected between the two terminals one 21, a conductive sheet two 31 is fixedly connected to one side of the terminal two 3, the conductive sheet two 31 is tilted, and the conductive sheet two 31 is located below the terminal three 4, and a static contact 32 is fixedly connected to the conductive sheet two 31.

[0029] A symmetrically distributed conductive sheet three 41 is fixedly connected to the terminal three 4, a groove 42 is provided at the end of the conductive sheet three 41, a conductive sheet four 52 is rotatably mounted on the conductive sheet three 41, the conductive sheet four 52 is tilted and abuts against the top rod 10, one end of the conductive sheet four 52 is fixedly connected to a blocking rod 5, the blocking rod 5 abuts against the top limit of the conductive sheet three 41, and a moving contact 53 is fixedly mounted on the other end of the conductive sheet four 52. When the moving contact 53 moves downward until the static and moving contacts are in contact, the terminal three 4 and the terminal two 3 are connected, so that the circuits at both ends of the switch are fully conductive.

[0030] The two sides of the conductive sheet 42 are fixedly connected with rotating blocks 51, and the rotating blocks 51 are rotatably connected to the groove 42.

[0031] Here’s how it works:

[0032] By pressing the button rod 13, the top rod 10 on the side block 131 is driven to move on the conductive sheet four 52, pressing the conductive sheet four 52 downward, and the moving contact 53 on the conductive sheet four 52 moves downward until the static and moving contacts touch, thereby conducting the circuit, connecting the terminal three 4 with the terminal two 3, and conducting the circuit.

[0033] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0034] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A push button switch, characterized in that: The push button switch comprises a housing (1), on which a push button rod (13) is mounted; A conductive structure is installed in the housing (1), the conductive structure comprising a terminal one (21), a terminal two (3) and a terminal three (4); a conductive sheet one (2) for current conduction is fixedly connected between the two terminals one (21); a conductive sheet two (31) is fixedly connected to one side of the terminal two (3); a symmetrically distributed conductive sheet three (41) is fixedly connected to the terminal three (4); and a conductive sheet four (52) for conducting current with the conductive sheet two (31) is rotatably installed on the conductive sheet three (41).

2. A push button switch according to claim 1, characterized in that: The housing (1) is buckled with a top cover (11), a protective cover (12) is fixedly mounted on the top cover (11), a terminal slot 1 (14) is provided on one side of the housing (1), and a terminal slot 2 (15) is provided on the other side, a bolt (16) for fixing the protective cover (12) is installed on one side of the housing (1), and a spring 1 (17) is fixedly mounted on the bottom of the button rod (13).

3. A push button switch according to claim 2, characterized in that: A side block (131) is installed on one side of the button rod (13), a spring 2 (101) is installed inside the side block (131), one end of the spring 2 (101) is fixedly connected to a push rod (10) for moving the conductive sheet 4 (52), and the push rod (10) is slidably connected to the side block (131).

4. A push button switch according to claim 3, characterized in that: The side block (131) is provided with a limiting groove (18), the housing (1) is fixedly connected with a limiting rod (19), the limiting rod (19) cooperates with the limiting groove (18), and the button rod (13) is fixedly connected with symmetrically distributed guide rods (132) for guiding.

5. A push button switch according to claim 3, characterized in that: The conductive sheet 2 (31) is located below the terminal 3 (4), a static contact (32) is fixedly connected to the conductive sheet 2 (31), a groove (42) is provided at the end of the conductive sheet 3 (41), the conductive sheet 4 (52) is in contact with the top rod (10), one end of the conductive sheet 4 (52) is fixedly connected to the blocking rod (5), and the other end is fixedly connected to the moving contact (53).

6. A push button switch according to claim 5, characterized in that: The blocking rod (5) is in contact with the top of the third conductive sheet (41), and rotating blocks (51) are fixedly connected to both sides of the fourth conductive sheet (52), and the rotating blocks (51) are rotatably connected to the groove (42).

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