Wall switch

Abstract

A wall switch comprises a switch body, a switch panel is arranged on the switch body, the switch body comprises a rear shell and a middle shell, the wall switch further comprises a binding post and a contact piece, the binding post and the contact piece are arranged in the rear shell, and the contact piece is electrically connected and matched with the binding post. The mounting cavity is arranged above the rear shell, the binding post is arranged in the mounting cavity and is clamped and matched with the mounting cavity, and the contact piece is arranged at the lower part of the mounting cavity and is electrically connected and matched with the binding post; the circuit board is arranged in the middle shell; the circuit board is electrically connected and matched with the contact pieces through contacts on the circuit board; the button is arranged on the circuit board, the button is located above a contact, connected with the circuit board, of the contact piece on the circuit board, and the button is in contact fit with the switch panel; according to the utility model, the mounting cavity is arranged above the rear shell, the binding post is arranged in the mounting cavity, the contact piece is arranged at the lower part of the mounting cavity, and the contact piece is arranged at the lower part of the connecting position of the circuit board, so that the space for the button and the light-emitting assembly is vacated above the circuit board; therefore, the luminous characters on the switch panel can be aligned up and down, and the whole switch panel is more beautiful.

Description

Technical Field

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

[0002] A wall switch is an electrical switch installed on a wall. It is used to connect and disconnect circuits and control lighting. Wall switches are available in single-open, double-open or multi-open forms. When installing a wall switch, the switch body of the wall switch needs to be fixedly connected and installed with the back panel. However, existing wall switches mostly use light-emitting components around the switch button to display the text of each switch function on the switch panel. However, due to the presence of parts such as terminals and contacts on the upper part of the existing wall switch, the upper button can only be offset downward, resulting in the text displayed on the upper part of the switch panel being asymmetrical with the lower part, thus affecting the appearance. Summary of the invention

[0003] In order to solve the technical defects in the prior art, the utility model provides a wall switch.

[0004] The technical solution adopted by the utility model is: a wall switch, including a switch body, a switch panel is arranged on the switch body, the switch body includes a rear shell and a middle shell, and also includes:

[0005] Binding posts and contact pieces, the binding posts and contact pieces are arranged in the rear shell, and the contact pieces are electrically connected and matched with the binding posts;

[0006] The mounting cavity is arranged above the rear shell, the terminal is placed in the mounting cavity and is engaged with the mounting cavity, and the contact is arranged at the bottom of the mounting cavity and is electrically connected with the terminal;

[0007] A circuit board, the circuit board is placed in the middle shell, and the circuit board and the contact sheet are electrically connected and matched through the contact points on the circuit board;

[0008] A button, wherein the button is arranged on the circuit board, the button is located above the contact point where the contact piece on the circuit board is connected to the circuit board, and the button is in contact with the switch panel;

[0009] The light-emitting component is arranged on the circuit board and is located around the button.

[0010] A light-transmitting text display area is provided on the switch panel at a position corresponding to the light-emitting component on the circuit board.

[0011] A first slot is provided on the circuit board below the button, and the contact piece at the lower part of the installation cavity is plugged and matched with the first slot.

[0012] The side wall of the installation cavity extends toward the circuit board to form a connection block. The circuit board is provided with a second slot adapted to the connection block, and the connection block is plugged and matched with the second slot.

[0013] A mounting groove is arranged in the middle of the terminal, and the contact piece is plugged into the mounting groove to be plugged and matched with the terminal.

[0014] It also includes a button cover, which is arranged on the button and the light-emitting component of the circuit board, and the button cover is in contact with the switch panel.

[0015] The second slot is arranged longitudinally and is perpendicular to the first slot.

[0016] The button cover is made of light-transmitting material.

[0017] Also included is a cover plate, which is arranged above the circuit board.

[0018] The beneficial effects of the utility model are as follows: the utility model provides a wall switch, comprising a switch body, a switch panel being arranged on the switch body, the switch body comprising a rear shell and a middle shell, and also comprising a terminal and a contact piece, the terminal and the contact piece being arranged in the rear shell, and the contact piece being electrically connected and matched with the terminal; the installation cavity being arranged above the rear shell, the terminal being arranged in the installation cavity and being snap-fitted with the installation cavity, the contact piece being arranged at the lower part of the installation cavity and being electrically connected and matched with the terminal; the circuit board being arranged in the middle shell, the circuit board and the contact piece being electrically connected and matched with the contact point on the circuit board; the button being arranged on the circuit board, the button being arranged above the contact point on the circuit board where the contact piece is connected with the circuit board, and the button being in contact and matched with the switch panel; the light-emitting component being arranged on the circuit board and being located on the peripheral side of the button, the utility model arranges the installation cavity above the rear shell, places the terminal in the installation cavity, and arranges the contact piece at the lower part of the installation cavity, and the contact piece is arranged at the lower part of the connection position through the circuit board, thereby freeing up space for the button and the light-emitting component above the circuit board, so that the light-emitting characters on the switch panel can be aligned up and down, and the overall appearance is more beautiful. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model.

[0020] Figure 2 It is a schematic diagram of the internal structure of the utility model.

[0021] Figure 3 It is a schematic diagram of the internal structure of the utility model.

[0022] Figure 4 It is a schematic diagram of the internal structure of the utility model.

[0023] Figure 5 It is a schematic diagram of the back structure of the utility model.

[0024] Figure 6 This is a schematic diagram of the structure of the terminal of the utility model.

[0025] Among them, 1-switch body, 2-switch panel, 3-binding post, 4-contact piece, 5-circuit board, 6-button cover, 7-cover plate, 11-rear shell, 12-middle shell, 13-installation cavity, 14-connection block, 31-installation slot, 51-button, 52-light-emitting component, 53-first slot, 54-second slot. DETAILED DESCRIPTION

[0026] 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.

[0027] A wall switch comprises a switch body 1, on which a switch panel 2 is arranged, the switch body 1 comprises a rear shell 11 and a middle shell 12, and further comprises a terminal 3 and a contact piece 4, the terminal 3 and the contact piece 4 are arranged in the rear shell 11, and the contact piece 4 is electrically connected and matched with the terminal 3; a mounting groove 31 is arranged in the middle of the terminal 3, and the contact piece 4 is plugged into the mounting groove 31 and plugged and matched with the terminal 3. A mounting cavity 13 is arranged above the rear shell 11, the terminal 3 is placed in the mounting cavity 13 and is snap-fitted with the mounting cavity 13, the contact piece 4 is arranged at the lower part of the mounting cavity 13 and is electrically connected and matched with the terminal 3; a circuit board 5 is arranged in the middle shell 12, and the circuit board 5 is electrically connected and matched with the contact piece 4 through the contact points on the circuit board 5; a first slot 53 is arranged on the circuit board 5 below the button 51, and the contact piece 4 at the lower part of the mounting cavity 13 is plugged and matched with the first slot 53. The side wall of the installation cavity 13 extends toward the circuit board 5 to form a connection block 14. The circuit board 5 is provided with a second slot 54 adapted to the connection block 14, and the connection block 14 is plugged and matched with the second slot 54. The button 51 is arranged on the circuit board 5, and the button 51 is located above the contact point where the contact piece 4 on the circuit board 5 is connected to the circuit board 5, and the button 51 is in contact with the switch panel 2; the light-emitting component 52 is arranged on the circuit board 5 and is located on the periphery of the button 51. The switch panel 2 has a light-transmitting text display area at a position corresponding to the light-emitting component 52 on the circuit board 5. The utility model arranges the installation cavity above the rear shell, places the terminal in the installation cavity, and arranges the contact piece at the lower part of the installation cavity. The contact piece is arranged at the lower part of the connection position through the circuit board, so as to free up space for the button and the light-emitting component above the circuit board, so that the light-emitting text on the switch panel can be aligned up and down, and the overall appearance is more beautiful.

[0028] The switch panel 2 further comprises a button cover 6, which is arranged on the button 51 and the light emitting assembly 52 of the circuit board 5, and the button cover 6 is in contact with the switch panel 2. The button cover 6 is made of a light-transmitting material.

[0029] The second slot 54 is disposed longitudinally and is perpendicular to the first slot 53 .

[0030] The device further comprises a cover plate 7, wherein the cover plate 7 is arranged above the circuit board.

[0031] Technical personnel should note: Although the utility model has been described according to the above specific implementation methods, the utility model concept is not limited to this utility model. Any modification using the utility model concept will be included in the scope of protection of this patent.

[0032] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A wall switch, comprising a switch body (1), wherein a switch panel (2) is provided on the switch body (1), characterized in that: The switch body (1) comprises a rear shell (11) and a middle shell (12), and further comprises: A terminal (3) and a contact piece (4), wherein the terminal (3) and the contact piece (4) are arranged in the rear housing (11), and the contact piece (4) is electrically connected to and cooperates with the terminal (3); An installation cavity (13), wherein the installation cavity (13) is arranged above the rear shell (11), the terminal (3) is placed in the installation cavity (13) and is engaged with the installation cavity (13), and the contact piece (4) is arranged at the bottom of the installation cavity (13) and is electrically connected with the terminal (3); A circuit board (5), the circuit board (5) being placed in the middle shell (12), the circuit board (5) and the contact sheet (4) being electrically connected and matched via contacts on the circuit board (5); A button (51), the button (51) being arranged on the circuit board (5), the button (51) being located above a contact point where the contact sheet (4) on the circuit board (5) is connected to the circuit board (5), and the button (51) is in contact with the switch panel (2); A light-emitting component (52), wherein the light-emitting component (52) is arranged on the circuit board (5) and is located on the peripheral side of the button (51).

2. A wall switch according to claim 1, characterized in that: A light-transmitting text display area is provided at a position on the switch panel (2) corresponding to the light-emitting component (52) on the circuit board (5).

3. A wall switch according to claim 1, characterized in that: A first slot (53) is provided on the circuit board (5) below the button (51), and the contact piece (4) at the bottom of the installation cavity (13) is plugged into and matched with the first slot (53).

4. A wall switch according to claim 3, characterized in that: The side wall of the installation cavity (13) extends toward the circuit board (5) to form a connection block (14); a second slot (54) adapted to the connection block (14) is provided on the circuit board (5); and the connection block (14) is plugged into and matched with the second slot (54).

5. A wall switch according to claim 1, characterized in that: A mounting groove (31) is provided in the middle of the terminal post (3), and the contact piece (4) is plugged into the mounting groove (31) to be plugged and matched with the terminal post (3).

6. A wall switch according to claim 1, characterized in that: It also includes a button cover (6), which is arranged on the button (51) and the light-emitting component (52) of the circuit board (5), and the button cover (6) is in contact with the switch panel (2).

7. A wall switch according to claim 4, characterized in that: The second slot (54) is arranged longitudinally and is perpendicular to the first slot (53).

8. A wall switch according to claim 6, characterized in that: The button cover (6) is made of light-transmitting material.

9. A wall switch according to claim 6, characterized in that: It also includes a cover plate (7), wherein the cover plate (7) is arranged above the circuit board.

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