CN215007988U

CN215007988U - Indicator light switch with LED chip

Info

Publication number: CN215007988U
Application number: CN202120718739.1U
Authority: CN
Inventors: 杨永龙; 施江缙; 龙全明; 孙丽艳
Original assignee: Zhejiang Jialong Electronic Co ltd
Current assignee: Zhejiang Jialong Electronic Co ltd
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-12-03
Anticipated expiration: 2031-04-08

Abstract

The utility model discloses a take pilot lamp switch of LED chip solves pilot lamp switch contact failure, pilot lamp fragile scheduling problem. Including button, fixed wiring end, first wiring end and second wiring end, fixed mounting has the LED chip in the button, the LED chip has fixed contact and movable contact, fixed contact and fixed wiring end on-off connection all the time, movable contact and the cooperation of button linkage, fixedly connected with perk crooked shell fragment on the second wiring end, the shell fragment supports with movable contact when the button is pressed to the shell fragment direction and presses the connection mutually. The LED chip forms a surface-to-surface contact mode with the planar movable contact and the elastic sheet of the second wiring end, so that the condition of poor contact is avoided, and the contact is more reliable.

Description

Indicator light switch with LED chip

Technical Field

The utility model belongs to the technical field of the switch and specifically relates to a take pilot lamp switch of LED chip.

Background

At present, an indicator light switch is a combination of a switch and an indicator light, and the action principle is to press the switch, so that the indicator light is turned on or off along with the action, and whether a circuit is conducted or not is indicated through the turning on or off of the indicator light. In the indicator light switch, one filament of the indicator light is connected with the switch wiring terminal, the other filament is fixed on the action end of the button, and when the button is pressed down, the filament of the action end moves along with the movement and contacts with the other wiring terminal of the switch, so that the indicator light is switched on. However, the operating contact mode of the filament of the indicator lamp and the wiring terminal of the switch has a plurality of design defects, the filament of the indicator lamp and the wiring terminal are in point-to-surface contact, poor contact exists, and the common indicator lamp is easy to damage due to the lack of a protection device when a circuit fails, so that the service life of the indicator lamp is shortened.

Disclosure of Invention

The utility model aims at: in order to overcome the defects of the prior art, the utility model provides a take pilot lamp switch of LED chip solves pilot lamp switch contact failure, pilot lamp fragile scheduling problem.

The technical scheme of the utility model: including button, fixed wiring end, first wiring end and second wiring end, fixed mounting has the LED chip in the button, the LED chip has fixed contact and movable contact, fixed contact and fixed wiring end on-off connection all the time, movable contact and the cooperation of button linkage, fixedly connected with perk crooked shell fragment on the second wiring end, the shell fragment supports with movable contact when the button is pressed to the shell fragment direction and presses the connection mutually.

By adopting the technical scheme, the LED chip is in a contact mode of the surface and the face formed by the planar movable contact and the elastic sheet of the second wiring end, the condition of poor contact at the position is avoided, and the contact is more reliable.

The utility model discloses a further setting: the LED chip comprises a circuit board, and an LED patch lamp, a rectifier diode and a current-limiting resistor which are connected in series are arranged on the circuit board.

By adopting the further arrangement, when the circuit is short-circuited, the rectifier diode can effectively protect the LED surface mounted lamp from being damaged by short circuit, and the service life is prolonged; in addition, the LED surface mounted lamp has higher brightness than a common indicator lamp, and can be suitable for circuits of alternating current voltage or direct current voltage.

The utility model discloses a further setting again: the LED surface mounted lamp, the rectifier diode and the current-limiting resistor are positioned on the top surface of the circuit board, the fixed contact and the movable contact are positioned on the bottom surface, and the top surface of the circuit board faces the inner cavity of the button; the fixed contact is provided with a movable conductive sliding barrel, the movable conductive sliding barrel is further installed below the button in a limiting mode, a conducting spring is installed in the movable conductive sliding barrel, and two ends of the conducting spring are respectively abutted against the inside of the movable conductive sliding barrel and the fixed contact; the utility model discloses a switch-on device of mobile phone, including fixed wiring end, conducting slide cylinder, fixed wiring end, the terminal, the conducting slide cylinder, the terminal, the both ends are provided with the both ends, the terminal, the both ends are provided with the terminal, the both ends, the terminal, the both ends, the terminal, the both ends of conducting slide cylinder is pressed down, the terminal, the both ends, the terminal.

Adopt above-mentioned further setting again, through the cooperation that switches on the spring, remove electrically conductive slide cartridge and switch on the wane both realized switching on of fixed contact and fixed wiring end, control movable contact and the opening and shutting of first wiring end when realizing pressing the button again, the design is compact reasonable effective, moreover, the spring that switches on also further promotes the reliability with the contact of LED chip to fixed contact's press contact.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the button of the present invention;

fig. 3 is a schematic structural view of the bottom surface of the LED chip of the present invention;

wherein, 1, a button; 2. a fixed terminal; 3. a first terminal; 4. a second terminal; 5. an LED chip; 51. a fixed contact; 52. moving the contact; 41. a spring plate; 53. a circuit board; 54. an LED patch lamp; 55. a rectifier diode; 56. a current limiting resistor; 31. moving the conductive slide drum; 32. a conduction spring; 33. conducting the rocker; 331. a raised end; 332. and a movable contact.

Detailed Description

As shown in fig. 1-3, an indicator light switch with an LED chip includes a button 1, a fixed terminal 2, a first terminal 3, and a second terminal 4, an LED chip 5 is fixedly mounted in the button 1, the LED chip 5 has a fixed contact 51 and a movable contact 52, the fixed contact 51 is always connected to the fixed terminal 2, the movable contact 52 is in linkage fit with the button 1, the second terminal 4 is fixedly connected to an elastic piece 41 bent toward the movable contact 52, and the elastic piece 41 has certain elasticity and can conduct electricity. When the button 1 is pressed towards the spring plate 41, the movable contact 52 moves along with the button 1, and the movable contact 52 is pressed tightly against the spring plate 41 under force, so that the spring plate 41 is bent under force, and the two are connected in a pressing manner. The movable contact 52 and the elastic sheet 41 are in surface-to-surface contact, and due to the elastic action of the elastic sheet 41, the movable contact 52 and the elastic sheet 41 are in contact more closely and reliably.

The LED chip 5 includes a circuit board 53, and the circuit board 53 is provided with an LED patch lamp 54, a rectifier diode 55, and a current limiting resistor 56, which are connected in series. When the circuit is short-circuited, the rectifier diode 55 can effectively protect the LED surface mounted lamp 54 from being damaged by short circuit, the service life is prolonged, and the service life of the LED surface mounted lamp 54 can reach forty thousand hours after the test.

The circuit board 53 is mounted on the bottom of the button 1 in a snap-fit manner, the top surface of the circuit board 53 faces the inner cavity of the button 1, the LED chip lamp 54, the rectifier diode 55 and the current limiting resistor 56 are located on the top surface of the circuit board 53, and the fixed contact 51 and the movable contact 52 are located on the bottom surface. A movable conductive sliding barrel 31 is arranged below the fixed contact 51, the movable conductive sliding barrel 31 is further installed below the button 1 in a limiting mode, a conducting spring 32 is installed in the movable conductive sliding barrel 31, and two ends of the conducting spring 32 are respectively abutted to the inside of the movable conductive sliding barrel 31 and the fixed contact 51; the fixed terminal 2 is provided with a conducting rocker 33 taking the fixed terminal 2 as a fulcrum, the conducting rocker 33 is conducted with the fixed terminal 2, two ends of the fulcrum of the conducting rocker 33 are respectively provided with a tilting end 331 and a movable contact 332 in contact fit with the first terminal 3, and the movable conducting slide cylinder 31 moves along with the action of the button 1 and is pressed between the movable contact 332 and the tilting end 331 so as to move the movable contact 332 to be in contact with or separated from the first terminal 3. When the button 1 is pressed, the movable conductive sliding barrel 31 moves along with the button 1, and the movable conductive sliding barrel 31 is conducted by the elastic force of the conducting spring 32, so that the tilting end 331 of the conducting rocker 33 can be pressed and conducted, the movable contact 332 is tilted and disconnected with the first terminal 3, and the end of the conducting rocker 33 close to the movable contact 332 can be pressed and conducted, so that the movable contact 332 is in contact with and conducted with the first terminal 3. In the process, the fixed contact 51 and the fixed terminal 2 are always electrically connected through the conduction spring 32, the movable conductive sliding cylinder 31 and the conduction rocker 33.

Claims

1. The utility model provides a take pilot lamp switch of LED chip, is including button, fixed wiring end, first wiring end and second wiring end, its characterized in that: the LED button is characterized in that an LED chip is fixedly mounted in the button, the LED chip is provided with a fixed contact and a movable contact, the fixed contact is in conduction connection with the fixed wiring end all the time, the movable contact is in linkage fit with the button, the elastic piece bent in a warping mode is fixedly connected to the second wiring end, and the elastic piece is abutted against and connected with the movable contact when the button is pressed towards the direction of the elastic piece.

2. The indicator light switch with LED chip of claim 1, wherein: the LED chip comprises a circuit board, and an LED patch lamp, a rectifier diode and a current-limiting resistor which are connected in series are arranged on the circuit board.

3. The indicator light switch with LED chip of claim 2, wherein: the LED surface mounted lamp, the rectifier diode and the current-limiting resistor are positioned on the top surface of the circuit board, the fixed contact and the movable contact are positioned on the bottom surface, and the top surface of the circuit board faces the inner cavity of the button; the fixed contact is provided with a movable conductive sliding barrel, the movable conductive sliding barrel is further installed below the button in a limiting mode, a conducting spring is installed in the movable conductive sliding barrel, and two ends of the conducting spring are respectively abutted against the inside of the movable conductive sliding barrel and the fixed contact; the utility model discloses a switch-on device of mobile phone, including fixed wiring end, conducting slide cylinder, fixed wiring end, the terminal, the conducting slide cylinder, the terminal, the both ends are provided with the both ends, the terminal, the both ends are provided with the terminal, the both ends, the terminal, the both ends, the terminal, the both ends of conducting slide cylinder is pressed down, the terminal, the both ends, the terminal.