CN214588533U

CN214588533U - Metal button switch

Info

Publication number: CN214588533U
Application number: CN202121020675.4U
Authority: CN
Inventors: 管文斌; 赵金晓
Original assignee: Wenzhou Baijin Electronics Co ltd
Current assignee: Wenzhou Baijin Electronics Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2021-11-02
Anticipated expiration: 2031-05-13

Abstract

The utility model discloses a metal button switch that the structure is simpler, simple to operate. The technical scheme adopted comprises the following steps: plastic casing, two set up side by side the base of plastic casing bottom, establish metal casing outside the plastic casing, be equipped with normally open contact pin, normally closed contact pin on the base be equipped with between normally open contact pin, the normally closed contact pin and touch the bridge, touch the bridge and install on the carriage, the carriage with be equipped with reset spring between the base, the plastic casing includes shell, plastics lower shell on the plastics, be equipped with operating button on the shell on the plastics, the pot head is equipped with complex last ring gear, lower ring gear under the operating button, on the plastics shell inner wall be equipped with go up ring gear, lower ring gear complex tooth's socket, two set up side by side the carriage upper end be equipped with one with operating button complex clamping ring, the both sides of base set up the LED lamp pin respectively.

Description

Metal button switch

Technical Field

The utility model relates to a button switch, especially metal button switch.

Background

The button switch is a switch which utilizes a button to push a transmission mechanism, enables a movable contact and a static contact to be pressed on or off and realizes circuit switching. The traditional metal button switch structure with the lamp is as follows: the patent of the Chinese utility model with the publication number "CN 206022165U" is shown. The LED lamp bead and the resistor are arranged at the center of the base to achieve the indication of the switch with the lamp, the switch with the structure is complex in structure and large in size, and wiring (the lamp pin lead and the resistor lead are connected in a welding mode) is very troublesome. The current popular practice is as follows: the LED lamp is arranged on the PCB and connected with the pins of the LED lamp to realize light indication. However, a PCB board mounting seat, a wiring pin, etc. are usually required to be installed, and the structure is complicated and the cost is high.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a metal button switch that the structure is simpler, simple to operate.

In order to solve the above problem, the utility model discloses a technical scheme include: plastics shell, two set up side by side the base of plastics shell bottom, establish metal casing outside the plastics shell, be equipped with normally open contact pin, normally closed contact pin on the base be equipped with between normally open contact pin, the normally closed contact pin and touch the bridge, touch the bridge and install on the carriage, the carriage with be equipped with reset spring between the base, the plastics shell includes shell, plastics lower shell on the plastics, be equipped with operating button on the plastics upper shell, the pot head is equipped with complex ring gear, lower ring gear under the operating button, the plastics upper shell inner wall be equipped with go up ring gear, lower ring gear complex tooth's socket, its characterized in that: two set up side by side the carriage upper end be equipped with one with operating button complex clamping ring, the both sides of base set up LED lamp pin respectively, LED lamp pin upper end be equipped with the plastics under the inner wall of shell the adapted arc connecting portion and with arc connecting portion vertically point portion, LED lamp pin is connected with the PCB board through point portion, be equipped with paster LED lamp on the PCB board.

The metal button switch is characterized in that: the arc-shaped connecting part is provided with a riveting hole, and the bottom surface of the plastic lower shell is provided with a riveting column matched with the riveting hole.

The metal button switch is characterized in that: and a group of guide protrusions are arranged on the compression ring, and guide grooves matched with the guide protrusions are formed in the plastic lower shell.

The metal button switch is characterized in that: the LED lamp comprises a plastic lower shell, lamp pin mounting parts on two sides of the plastic lower shell, and LED lamp pins arranged between a base and the lamp pin mounting parts.

The metal button switch is characterized in that: and the pins of the LED lamp are provided with positioning bubble points.

The metal button switch is characterized in that: the LED lamp is characterized in that a positioning block is arranged on the inner wall of the lamp pin mounting part, and a positioning groove matched with the positioning block is formed in the LED lamp pin.

The metal button switch is characterized in that: and a waterproof ring is arranged between the upper gear ring and the operating button.

The utility model discloses a metal button switch advantage: be applicable to 25 mm's metal button switch, through the LED lamp pin that has arc connecting portion, recycle point portion and directly be connected with the PCB board, when conveniently connecting, play the effect of supporting the PCB board again, can omit PCB board mount pad and other supplementary wiring pins to simplified the structure, easy to assemble, the cost is reduced.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a cross-sectional view of a metal push button switch of the present invention;

FIG. 2 is an exploded view of the metal push button switch of the present invention;

FIG. 3 is a schematic structural view of the LED lamp pin of the present invention;

fig. 4 and 5 are schematic structural views of the lower shell of the present invention at different angles;

fig. 6 is a schematic view of the assembly structure between the base and the normally open contact pin, the normally closed contact pin, and the contact bridge.

Detailed Description

As shown in fig. 1 to 6, the metal button switch of the present invention comprises a plastic casing 1, two bases 2 disposed side by side at the bottom of the plastic casing 1, and a metal casing 3 disposed outside the plastic casing 1. The plastic shell 1 is formed by combining an upper plastic shell 9 and a lower plastic shell 10, and the base 2 is hung and connected with hanging grooves 31 on two sides of the lower plastic shell 10 through hanging hooks 30 on two sides. The base 2 is provided with a pair of normally open contact pins 4 and a pair of normally closed contact pins 5, and the normally open contact pins 4 and the normally closed contact pins 5 are provided with static contacts 32. A contact bridge 6 is arranged between the normally open contact pin 4 and the normally closed contact pin 5, and moving contacts 33 are arranged on two sides of the contact bridge 6. The contact bridge 6 is arranged on a sliding frame 7, and a return spring 8 is arranged between the sliding frame 7 and the base 2. Under the normal state, under the action of the return spring 8, the movable contact 33 of the contact bridge 6 is contacted with the fixed contact 32 of the normally closed contact pin 5.

The plastic upper shell 9 upper end is equipped with operating button 11, operating button 11 lower pot head is equipped with complex upper gear ring 12, lower gear ring 13, plastic upper shell 9 inner wall be equipped with upper gear ring 12, lower gear ring 13 complex tooth's socket 14. Through the cooperation of the helical teeth on the upper gear ring and the lower gear ring and the positioning groove in the plastic upper shell, when an operation button is pressed, the normally closed and normally open operation of the button switch can be realized. The working principle of the gear ring, such as the gear ring operating mechanism in an automatic ball-point pen, is not described herein again. The upper gear ring 12 and the lower gear ring 13 are sleeved at the lower end of the operating button 11 and fixed through an anti-falling fixing ring 34 arranged at the bottom of the operating button 11. Two set up side by side the carriage 7 upper end be equipped with one with operating button 11 complex clamping ring 15 the both sides of base 2 set up LED lamp pin 16 respectively, LED lamp pin 16 upper end be equipped with the arc connecting portion 17 that the inner wall of shell 10 suited under the plastics and with arc connecting portion 17 vertically point portion 18. The arc-shaped connecting portion 17 is installed along the inner wall of the plastic lower case 10. The LED lamp pins 16 are connected to the PCB 19 through the tip 18 (the tip 18 is first inserted into the insertion grooves formed at the two ends of the PCB 19 and then welded and fixed), and further connected to the patch LED lamp 20 disposed on the PCB 19.

Preferably, the arc-shaped connecting portion 17 is provided with a riveting hole 21, and the bottom surface of the plastic lower shell 10 is provided with a riveting column 22 matched with the riveting hole 21. The LED lamp pins 16 are fixed to the plastic lower housing 10 by riveting fit of the riveting posts 22 and the riveting holes 21 to improve stability thereof.

Preferably, a group of guide protrusions 23 is arranged on the pressing ring 15, and a guide groove 24 matched with the guide protrusions 23 is arranged in the plastic lower shell 10. By the cooperation of the convex portion 23 and the guide groove 24, the slide frame and the press ring can be kept stable and not displaced when sliding up and down.

Preferably, the lamp pin mounting parts 25 are arranged on two sides of the plastic lower shell 10, and the LED lamp pins 16 are arranged between the base 2 and the lamp pin mounting parts 25. So as to facilitate the installation of the pins of the LED lamp. The pins 16 of the LED lamp are provided with positioning bubble points 26. The inner wall of the lamp pin mounting part 25 is provided with a positioning block 27, and the LED lamp pin 16 is provided with a positioning groove 28 matched with the positioning block 27. Through the matching of the positioning bubble point 26, the positioning block 27 and the positioning groove 28, the LED lamp pin 16 can be more stably fixed on the positioning groove

Preferably, a waterproof ring 29 is arranged between the upper gear ring 12 and the operating button 11 to improve the waterproof performance of the switch.

The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention are all included within the protection scope of the present invention.

Claims

1. The utility model provides a metal button switch, includes plastic casing (1), two sets up side by side base (2), the establishment of plastic casing (1) bottom are in metal casing (3) outside plastic casing (1), be equipped with normally open contact pin (4), normally closed contact pin (5) on base (2) be equipped with between normally open contact pin (4), the normally closed contact pin (5) and touch bridge (6), touch bridge (6) and install on carriage (7), carriage (7) with be equipped with reset spring (8) between base (2), plastic casing (1) includes that plastics go up shell (9), plastics under shell (10), be equipped with operating button (11) on plastics go up shell (9), operating button (11) lower pot head is equipped with complex and goes up ring gear (12), lower ring gear (13), plastics go up shell (9) inner wall be equipped with go up ring gear (12), Lower ring gear (13) complex tooth's socket (14), its characterized in that: two set up side by side carriage (7) upper end be equipped with one with operating button (11) complex clamping ring (15), the both sides of base (2) set up LED lamp pin (16) respectively, LED lamp pin (16) upper end be equipped with arc connecting portion (17) that the inner wall of shell (10) suited under the plastics and with arc connecting portion (17) vertically point portion (18), LED lamp pin (16) are connected with PCB board (19) through point portion (18), be equipped with paster LED lamp (20) on PCB board (19).

2. The metal push button switch according to claim 1, wherein: the arc-shaped connecting part (17) is provided with a riveting hole (21), and the bottom surface of the plastic lower shell (10) is provided with a riveting column (22) matched with the riveting hole (21).

3. The metal push button switch according to claim 1, wherein: be equipped with a set of direction bellying (23) on clamping ring (15), be equipped with under the plastics in shell (10) with direction bellying (23) complex guide way (24).

4. The metal push button switch according to claim 1, wherein: the LED lamp is characterized in that lamp pin mounting parts (25) on two sides of the plastic lower shell (10) are arranged, and the LED lamp pins (16) are arranged between the base (2) and the lamp pin mounting parts (25).

5. The metal push button switch according to claim 4, wherein: and the pins (16) of the LED lamp are provided with positioning bubble points (26).

6. The metal push button switch according to claim 4, wherein: the LED lamp is characterized in that a positioning block (27) is arranged on the inner wall of the lamp pin mounting part (25), and a positioning groove (28) matched with the positioning block (27) is formed in the LED lamp pin (16).

7. The metal push button switch according to claim 1, wherein: a waterproof ring (29) is arranged between the upper gear ring (12) and the operating button (11).