CN217035466U

CN217035466U - Sinking plate type side-pressing tact switch

Info

Publication number: CN217035466U
Application number: CN202221004825.7U
Authority: CN
Inventors: 陈远峰; 曾飞雄
Original assignee: Huizhou Tongfabao Micro Control Technology Co ltd
Current assignee: Huizhou Tongfabao Micro Control Technology Co ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-07-22
Anticipated expiration: 2032-04-28

Abstract

The utility model discloses a sinking plate type side-pressing tact switch, wherein the top end of a shell is of a hollowed structure, a button is clamped at the upper end of the shell, one side of the shell, which is close to the button, is provided with two lock holes, the lower end of the shell, which is close to the lock holes, is provided with two pins, and the lower end of the shell, which is close to the button, is provided with a dustproof sealing sheet, the sinking plate type side-pressing tact switch has the following advantages that: through the lockhole on the stopper joint shell on the base to be convenient for install shell and base, through participating in and base joint on the shell, thereby make welding PCB more firm, effectively block the dust entering through dustproof gasket, hold contact shell fragment through pressing the button pressure, make first contact and second contact circuit switch-on through contact shell fragment, thereby make second terminal and first terminal and third terminal become closed circuit.

Description

Sinking plate type side-pressing tact switch

Technical Field

The utility model relates to the technical field of tact switches, in particular to a sinking plate type side-pressing tact switch.

Background

With the development of the times, electronic products are indispensable articles in our lives, including mobile phones, flat panels and the like, and not only are portable for our lives, but also the quality of our lives is improved through the electronic products.

The switch that uses at present, the dust can be got into unavoidably when using for a long time to lead to switch contact failure and damage easily, and when putting into production the switch, thereby be inconvenient to assemble because the component structure is complicated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems that the existing switch is difficult to avoid dust entering the switch when the switch is used for a long time, so that the switch is easy to cause poor contact and damage, and the switch is inconvenient to assemble due to complex composition structure when the switch is produced and installed, so that a sinking plate type side-pressing light-touch switch is provided to solve the problems.

The technical scheme adopted by the utility model for solving the technical problem is as follows: a dip plate type side-press tact switch, comprising: the shell, the shell top is for undercutting the structure, and shell upper end joint has the button, the shell is close to button one side and has seted up the lockhole, lockhole quantity is two, the shell is close to the lockhole lower extreme and is provided with to participate in, participate in quantity and be two, the shell is close to the button lower extreme and is provided with dustproof gasket, and the lockhole is convenient for to be fixed with the stopper, makes welding PCB more firm through participating in.

According to a preferable technical scheme of the utility model, the lock hole is clamped with two limiting blocks, the limiting blocks are in a right trapezoid shape, the limiting blocks are fixedly connected with the base, and the limiting blocks are in a trapezoid shape, so that the shell and the base can be conveniently installed.

As a preferable technical solution of the present invention, the inner wall of the upper end of the base is provided with a first contact, the inner wall of the upper end of the base on the side close to the first contact is provided with a second contact, and the second terminal, the first terminal and the third terminal are kept in a circuit disconnection state by the first contact and the second contact.

As a preferred technical scheme of the utility model, the base is provided with contact spring pieces close to the inner walls of the upper ends of the first contact and the second contact, and the first contact and the second contact are conveniently conducted through the contact spring pieces.

As a preferable technical solution of the present invention, a first terminal is disposed on one side of a lower end of the base, a second terminal is disposed on one side of the lower end of the base close to the first terminal, a third terminal is disposed on one side of the lower end of the base close to the second terminal, the third terminal is connected to the first terminal, and the first terminal, the second terminal and the third terminal facilitate operation of a connection device.

The utility model has the following advantages: through the lockhole on the stopper joint shell on the base to be convenient for install shell and base, participate in and base joint on through the shell, thereby make welding PCB more firm, effectively block the dust entering through dustproof gasket, hold the contact shell fragment through pressing the button pressure, make first contact and second contact circuit switch-on through the contact shell fragment, thereby make second terminal and first terminal and third terminal become closed circuit.

Drawings

FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

FIG. 2 is a schematic illustration of the explosive structure of the preferred embodiment of the present invention;

fig. 3 is a schematic diagram of the circuit operation structure of the preferred embodiment of the present invention.

Description of reference numerals: 1. a housing; 2. a button; 3. a lock hole; 4. a pin; 5. a dustproof sealing sheet; 6. a limiting block; 7. a base; 8. a first contact; 9. a second contact; 10. a contact spring; 11. a first terminal; 12. a second terminal; 13. and a third terminal.

Detailed Description

The technical scheme of the utility model is clearly and completely described in the following with reference to the attached drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model will be further explained with reference to the drawings.

Referring to fig. 1 to fig. 3, a sinking plate type side-pressing tact switch of the present invention includes: shell 1, 1 top of shell is for undercutting the structure, 1 upper end joint of shell has button 2, the personnel's operation of being convenient for through button 2, shell 1 is close to button 2 one side and has seted up lockhole 3, 3 quantity of lockhole are two, through 3 fixed stoppers 6 of lockhole, shell 1 is close to 3 lower extremes of lockhole and is provided with participates in 4, participate in 4 quantity and be two, make welding PCB more firm through participating in 4, shell 1 is close to 2 lower extremes of button and is provided with dustproof gasket 5, block the dust entering through dustproof gasket 5.

As shown in fig. 1 and fig. 2, wherein two limiting blocks 6 are respectively clamped with the lock holes 3, the limiting blocks 6 are arranged in a right trapezoid shape, and pass through the limiting blocks 6 and the lock holes 3, so as to assemble the housing 1 and the base 7, the base 7 is fixedly connected with the limiting blocks 6, the first contact 8 is arranged on the inner wall of the upper end of the base 7, the second contact 9 is arranged on the upper end of the base 7 near one side of the first contact 8, and the first contact 8 and the second contact 9 are used for controlling the line switch of the first terminal 11, the second terminal 12 and the third terminal 13.

The first terminal 11 is arranged on one side of the lower end of the base 7, the second terminal 12 is arranged on one side of the base 7 close to the first terminal 11, the third terminal 13 is arranged on one side of the base 7 close to the second terminal 12, the first terminal 11 is in line connection with the third terminal 13, and equipment is connected through the first terminal 11, the second terminal 12 and the third terminal 13, so that equipment switching is controlled.

Specifically, when the PCB welding device is used, the limiting block 6 on the base 7 is clamped with the locking hole 3 on the shell 1, so that the shell 1 and the base 7 can be conveniently installed, the pin 4 on the shell 1 is clamped with the base 7, so that the welded PCB is firmer, the pin cannot be detached during lateral pushing, dust can be effectively prevented from entering through the dustproof sealing sheet 5, when the PCB welding device is used, the contact elastic sheet 10 is pressed and held through the press button 2, the first contact 8 and the second contact 9 are connected through the contact elastic sheet 10, so that the second terminal 12 and the first terminal 11 and the third terminal 13 are connected to form a closed circuit, and when the press button 2 is stopped, the second terminal 12 is disconnected from the first terminal 11 and the third terminal 13.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.

Other parts of the present invention not described in detail are prior art and are not described herein again.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and these modifications or substitutions do not depart from the spirit of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A sink plate type side-pressing tact switch is characterized by comprising: shell (1), shell (1) top is for undercutting the structure, and shell (1) upper end joint has button (2), shell (1) is close to button (2) one side and has seted up lockhole (3), lockhole (3) quantity is two, shell (1) is close to lockhole (3) lower extreme and is provided with participates in (4), it is two to participate in (4) quantity, shell (1) is close to button (2) lower extreme and is provided with dustproof gasket (5).

2. The sinking plate type side-press tact switch according to claim 1, wherein two limiting blocks (6) are clamped in the locking hole (3), the limiting blocks (6) are in two numbers, the limiting blocks (6) are in a right trapezoid shape, and the limiting blocks (6) are fixedly connected with a base (7).

3. The sinking plate type side-press tact switch according to claim 2, wherein a first contact (8) is provided on the inner wall of the upper end of the base (7), and a second contact (9) is provided on the inner wall of the upper end of the base (7) near the first contact (8).

4. The sinking plate type side-press tact switch according to claim 2, wherein the base (7) is provided with a contact spring (10) near the inner wall of the upper ends of the first contact (8) and the second contact (9).

5. The sinking plate type side-press tact switch according to claim 2, wherein a first terminal (11) is provided at one side of the lower end of the base (7), and a second terminal (12) is provided at one side of the lower end of the base (7) close to the first terminal (11).

6. A sinking plate type side-push tact switch according to claim 2, wherein a third terminal (13) is provided at a side of the lower end of the base (7) close to the second terminal (12), and the third terminal (13) is connected to the first terminal (11) by a wire.