CN113380569A

CN113380569A - Improved button switch

Info

Publication number: CN113380569A
Application number: CN202110662027.7A
Authority: CN
Inventors: 李翔; 厉庆慧
Original assignee: Wenzhou Daou Electrical Co ltd
Current assignee: Wenzhou Daou Electrical Co ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2021-09-10
Anticipated expiration: 2041-06-15
Also published as: CN113380569B

Abstract

The invention relates to an improved button switch, which comprises a shell and a button assembly, wherein an insertion groove is formed in one side part of the shell, a circuit board is installed in the insertion groove, a safety module and an indicator lamp module are integrated on the circuit board, a first pin, a second pin, a third pin and a fourth pin are arranged on the shell in the same direction, the pins are clamped and fixed by an upper shell and a lower shell and protrude out of four pins on the outer side of the shell, two pins are respectively connected with a positive electrode and a negative electrode of a power supply, the other two pins are respectively connected with a small-sized load, three pins in the four pins in the shell are connected with the circuit board, and the power supply on-off between the two pins is controlled by the button assembly. Through the specific design, the modularized assembly does not need an external indicator lamp and a safety module, and the switch leads out four pins in the same direction, so that the automatic connection of wires is facilitated, the production efficiency is greatly improved, and the switch has the advantages of compact structure and safe and reliable use.

Description

Improved button switch

Technical Field

The present invention relates to an improved push button switch.

Background

Traditional button switch only has two needles (be used for spot welding, riveting or welded needle have different forms), only has the function of control circuit break-make, can't connect on modified button switch and take small-size electrical apparatus, need additionally connect small-size electrical apparatus, and in order to protect small-size electrical apparatus or safety in utilization, need additionally connect a fuse again and protect whole circuit, not only the wiring inconvenient, the preparation process is loaded down with trivial details, low in production efficiency, inconvenient be used for modularization assembly and automated production.

Disclosure of Invention

The improved button switch is compact in structure, convenient for modularized assembly and automatic connection of wires, high in production efficiency and safe and reliable in use.

The technical scheme adopted by the invention for solving the technical problem is as follows: the novel multifunctional electric power switch comprises a shell and a button assembly arranged on the shell, wherein the shell is formed by joining an upper shell and a lower shell, a plug-in groove is formed in one side portion of the shell, a circuit board is plug-in mounted in the plug-in groove, a safety module and an indicator lamp module are integrated on the circuit board, a first pin, a second pin, a third pin and a fourth pin are arranged on the shell in the same direction, each pin is clamped and fixed by the upper shell and the lower shell, the four pins protruding out of the outer side of the shell are connected with a positive electrode and a negative electrode of a power supply respectively, the other two pins are connected with a small-sized load respectively, the three pins are connected with the circuit board, and the on-off of the power.

The indicator light module adopts a light emitting diode to indicate the working state of the small load.

The insertion groove is vertically arranged in the shell relative to each pin.

The insertion groove is arranged in parallel in the shell relative to each pin.

The front and the back of the indicator light on the circuit board are respectively connected with the resistor and the diode in series to form an indicator light protection circuit, the indicator light protection circuit is connected with the fuse module and the switch in series after being connected with the small load in parallel, the switch controls the on-off of the main circuit of the circuit, and the main circuit of the fuse module is protected.

Through the specific design, the modularized assembly does not need an external indicator lamp and a safety module, and the switch leads out four pins in the same direction, so that the automatic connection of wires is facilitated, the production efficiency is greatly improved, and the switch has the advantages of compact structure and safe and reliable use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is an exploded schematic view of a first embodiment of the present invention.

Fig. 2 is an assembled perspective view of fig. 1.

Fig. 3 is an exploded schematic view of a second embodiment of the present invention.

Fig. 4 is an assembled perspective view of fig. 3.

Fig. 5 is an electrical schematic of the present invention.

In the figure: the circuit board comprises a shell 1, an upper shell 1a, a lower shell 1b, a button assembly 2, a spring 2a, a copper cap 2b, an inner button 2c, an outer button 2d, a plug-in groove 3, a circuit board 4, a safety module 5, a first pin 6, a second pin 7, a third pin 8, a fourth pin 9, a small load 10, an indicator light 11, a resistor 12, a diode 13 and a switch 14.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being fixed or detachable or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in the figures, the present invention includes a housing and a button assembly 2 mounted on the housing 1, the button assembly 2 is designed by using the known technology, and includes a spring 2a, a copper cap 2b, an inner button 2c, and an outer button 2d, and the specific assembly structure and the operation principle are not described herein again. The shell 1 is formed by joining an upper shell 1a and a lower shell 1b, a splicing groove 3 is arranged at one side part of the shell 1, a circuit board 4 is spliced and installed in the splicing groove 3, a safety module 5 and an indicator lamp module 11 are integrated on the circuit board 4, a first pin 6, a second pin 7, a third pin 8 and a fourth pin 9 are arranged on the shell 1 in the same direction, each pin is clamped and fixed by the upper shell 1a and the lower shell 1b and protrudes out of the four pins on the outer side of the shell 1, wherein the two pins are respectively connected with a positive pole and a negative pole of a power supply, if alternating current is received, the pins are not divided into positive and negative poles, the other two pins are respectively connected with a small load 10, and in the four pins in the shell 1, the three pins are connected with the circuit board 4, and the power supply on-off between the two pins is controlled by a button assembly 2. The four pins can be defined differently by modifying the circuit of the circuit board, such as defining one: two pins in the middle are connected with a power supply, and the other two pins are connected with a small load; two can be defined: two pins in the middle are connected with a small load, and the other two pins are connected with a power supply, so that three can be defined: the two pins on the left side are connected with a small load, and the two pins on the right side are connected with a power supply; or define others. As illustrated in fig. 1 and 3, the first pin 6 and the fourth pin 9 are respectively connected to the positive pole and the negative pole of the power supply, the first pin 6 and the second pin 7 are connected through the fuse module 5 on the circuit board 4, one ends of the second pin 7 and the third pin 8 are connected through the circuit board 4, the other ends of the second pin 7 and the third pin 8 are connected to the small load 10, and the on-off state between the third pin 8 and the fourth pin 9 is controlled by the button assembly 2. The indicator light module 11 employs a light emitting diode for indicating an operation state of the small load 10. The front and the back of the indicator light 11 on the circuit board 4 are respectively connected with the resistor 12 and the diode 13 in series to form an indicator light protection circuit (or an integrated light, an integrated LED and a diode are used), the indicator light protection circuit is connected with the safety module 5 and the switch 14 in series after being connected with the small load 10 in parallel, the switch 14 controls the on-off of a main circuit of the circuit, and the safety module 5 protects the main circuit of the circuit. In the first embodiment, the insertion grooves 3 are arranged vertically in the housing 1 with respect to the pins. In the second embodiment, the insertion grooves 3 are arranged parallel to the pins in the housing 1. In the working state, when people press the outer button 2d, the inner button 2c is driven to rotate together, meanwhile, the outer button 2d presses the copper cap 2b downwards through the inner button 2c, and the copper cap 2b overcomes the resistance of the spring 2a to move downwards, so that the third pin 8 and the fourth pin 9 are kept separated, and the switch is disconnected. After the outer button 2d is pressed again, the outer button 2d and the inner button 2c lose the downward pressure on the copper cap 2b, and the copper cap 2b moves upward under the action of the spring 2a, so that the third pin 8 and the fourth pin 9 are kept in contact, and the switch is turned on.

It should be understood that the above-described embodiments are merely preferred embodiments of the invention and the technical principles applied thereto. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, such variations are within the scope of the invention as long as they do not depart from the spirit of the invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.

Claims

1. An improved button switch comprises a shell and a button assembly arranged on the shell, wherein the shell is formed by joining an upper shell and a lower shell, the novel LED lamp is characterized in that an inserting groove (3) is formed in one side portion of a shell (1), a circuit board (4) is inserted and installed in the inserting groove (3), a fuse module (5) and an indicator lamp module (11) are integrated on the circuit board (4), a first pin (6), a second pin (7), a third pin (8) and a fourth pin (9) are arranged on the shell (1) in the same direction, each pin is clamped and fixed by an upper shell (1 a) and a lower shell (1 b) and protrudes out of four pins on the outer side of the shell (1), wherein two pins are respectively connected with the positive pole and the negative pole of the power supply, the other two pins are respectively connected with the small-sized load (10), and the four pins in the shell (1), three pins are connected with a circuit board (4), and the power on-off between two pins is controlled by a button component (2).

2. An improved push button switch as claimed in claim 1, characterized in that the indicator light module (11) uses light emitting diodes for indicating the operating state of the small load (10).

3. An improved push button switch according to claim 2, characterized in that the plug groove (3) is arranged vertically in the housing (1) with respect to the pins.

4. An improved push button switch according to claim 2, characterized in that the plug-in groove (3) is arranged parallel in the housing (1) with respect to the pins.

5. An improved push-button switch according to claim 3 or 4, characterized in that the front and back of the indicator light (11) on the circuit board (4) are respectively connected with the resistor (12) and the diode (13) in series to form an indicator light protection circuit, the indicator light protection circuit is connected with the small load (10) in parallel and then connected with the safety module (5) and the switch (14) in series, the switch (14) controls the on-off of the main circuit of the circuit, and the safety module (5) protects the main circuit of the circuit.