CN210168025U

CN210168025U - Push switch

Info

Publication number: CN210168025U
Application number: CN201920780184.6U
Authority: CN
Inventors: 林锡埼
Original assignee: ZHUHAI WEIDA ELECTRONICS CO Ltd
Current assignee: ZHUHAI WEIDA ELECTRONICS CO Ltd
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-03-20
Anticipated expiration: 2029-05-27

Abstract

The utility model provides a push switch, including switch and electric module, wherein the inside plural terminals that are equipped with of the insulating base of this switch, and extend to have the link that pierces outside the insulating base bottom in each terminal one side, and the circuit board surface of this electric module is equipped with the plural conductive hole that supplies plural link to pass and form the electrical connection, and at least one side of circuit board is equipped with the plural contact that forms the electrical continuity with the plural conductive hole, and the electrical connection has plural resistance on the plural contact, and electrical connection has plural wire on the circuit board, and plural wire one end is equipped with the butt joint sinle silk that forms the electrical contact with the circuit board, again at the circuit board, the plural resistance and the butt joint sinle silk of plural wire outside shaping have the insulating casing, can increase the power way of bearing the impact through the insulating casing, and then reduce the circuit board, the plural resistance and the butt joint sinle silk of plural wire and produce, thus, the service durability and the service life are improved.

Description

Push switch

Technical Field

The utility model relates to a push switch indicates especially that the outside coating forming of butt joint sinle silk of circuit board, plural resistance and plural wire of electrical module has insulating housing, can increase the power way of bearing the impact through insulating housing, and then reduces the butt joint sinle silk of circuit board, plural resistance and plural wire and produces the condition of damage or electrical contact failure because of the striking.

Background

In various electronic and electrical products, in addition to commonly used electronic components, a switch is provided, which can switch on or off an electronic signal or a power supply by pressing or switching, for example, to control the operations of the electronic and electrical products, such as: the photo button used in the digital camera is a two-stage side-pressure switch, which has the functions of focusing before pressing once and taking photos after pressing twice, or various switches such as a press-type power switch, a start switch, a volume adjustment switch or a press-type control switch are arranged inside a portable electronic product (such as a smart phone, a tablet computer, a notebook computer or various digital assistants).

Furthermore, a plurality of resistors are installed in the switches of many electronic products so as to determine the usage status of the electronic products according to the voltage variation of the plurality of resistors, for example: the switch in the charging gun used for the electric vehicle is provided with a plurality of resistors, and then the charging state of the charging gun can be judged by increasing the voltage variation quantity through the resistors, however, because the plurality of resistors are mostly arranged on the metal conducting wire in the power line at present, when the resistors and the metal conducting wire perform welding operation, the welded part is reduced in structural strength and is embrittled, when the charging gun is used, the welded part is easy to swing or bend, and then the situations of fracture or peeling occur, so that the transmission of signals and power sources is influenced, and a plurality of inconveniences in use are caused.

Therefore, in order to solve the above-mentioned inconvenience, manufacturers have to weld a plurality of resistors on a circuit board, and then weld the circuit board on a plurality of terminals of the switch to form electrical conduction, so as to avoid the situation that the metal wires are broken or peeled off due to swinging or bending, but because the welding parts among the plurality of terminals of the switch, the circuit board, the resistors and the plurality of metal wires are located when in use, the welding parts are easily peeled or damaged due to external impact, so as to affect electrical transmission, even cannot be used.

Therefore, how to try to solve the above-mentioned existing drawbacks and inconveniences is a direction that the related art needs to research and improve.

SUMMERY OF THE UTILITY MODEL

Therefore, in view of the above problems and shortcomings, the present invention provides a new push switch design by collecting relevant data, evaluating and considering in many ways, and continuously trying and modifying through years of experience accumulated in the industry.

In order to achieve the above object, the utility model adopts the following technical scheme:

a push switch comprising a switch and an electrical module, wherein:

the switch is provided with an insulating base body, a plurality of terminals penetrate through the insulating base body, and a connecting end penetrating out of the bottom of the insulating base body extends from one side of each terminal;

the electric module comprises a circuit board combined on a plurality of terminals, a plurality of conductive holes for a plurality of connecting ends to penetrate through to form electric connection are arranged on the surface of the circuit board, a plurality of contacts electrically communicated with the plurality of conductive holes are arranged on at least one side surface of the circuit board, a plurality of resistors are electrically connected on the plurality of contacts, a plurality of wires are electrically connected on the circuit board, a butt joint wire core electrically contacted with the circuit board is arranged at one end of each of the plurality of wires, and an insulating shell is formed outside the butt joint wire core of the circuit board, the plurality of resistors and the plurality of wires.

The push switch, wherein: the top of the insulating base of the switch is provided with a pressing part for pressing to switch on or off signals.

The push switch, wherein: the bottom surface of the insulating base of the switch is provided with a plurality of bumps which are arranged at intervals, and a groove for coating the outside of the plurality of bumps is formed inside the insulating shell.

The push switch, wherein: the circuit board has conductive layers in the conductive holes, and conductive pins extending from one side of the contacts and electrically connected to the conductive layers.

The push switch, wherein: the circuit board of the electric module is provided with a plurality of through holes which are positioned on the outer surface of the plurality of conductive holes and electrically communicated with the plurality of conductive holes and are used for welding the butt joint wire cores of the plurality of wires.

The push switch, wherein: the two sides of the resistance surface of the electric module are respectively provided with a butt joint point which is electrically connected with the plurality of contact points, and the two pairs of contact points are respectively electrically connected with the plurality of contact points connected with different conductive holes.

A push switch, comprising a switch and an electrical module, wherein:

the electric module comprises a circuit board, a plurality of resistors and a plurality of wires, wherein the circuit board is combined on a plurality of terminals, a plurality of conductive holes for a plurality of connecting ends to penetrate through to form electric connection are arranged on the surface of the circuit board, at least one side surface of the circuit board is provided with a plurality of contacts which are electrically conducted with the plurality of conductive holes, the plurality of resistors are electrically connected on the plurality of contacts, one end of each of the plurality of wires is provided with a butt-joint wire core which is electrically connected with the plurality of terminals, and an insulating shell is formed outside the butt-joint wire cores of the circuit board, the plurality of resistors.

The push switch, wherein: the connecting end of the plurality of terminals is provided with a welding hole for welding the butt joint wire core of the plurality of wires.

The utility model has the main advantages of, accessible insulating housing increases the power way of bearing the impact, and then reduces the butt joint sinle silk of circuit board, plural resistance and plural wire and produces the condition of damaging or electric contact failure because of the striking, so reaches the purpose that promotes use durability and life.

Another advantage of the present invention is that the plurality of resistors of the electrical module are soldered to the plurality of contacts of the circuit board, and the electrical module is assembled on the insulating base, so that when the external lead is bent and swung, the plurality of resistors will not fall off or interrupt, thereby improving the signal stability and the product service life.

Another advantage of the present invention is that the bottom surface of the insulating base of the switch is provided with a plurality of bumps arranged at intervals, and the insulating housing is formed with a groove for covering the outside of the plurality of bumps, so as to achieve the purpose of improving the combination and the anti-impact strength of the insulating housing by the design of mutually matching the plurality of bumps and the groove.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is an exploded perspective view of the present invention.

Fig. 3 is an exploded perspective view of another perspective of the present invention.

Fig. 4 is a side sectional view of the present invention.

Fig. 5 is a side sectional view of another embodiment of the present invention.

Description of reference numerals: 1-a switch; 11-an insulating base; 111-a pressing part; 112-a bump; 12-a terminal; 121-a connecting end; 1211-welding holes; 2-an electrical module; 21-a circuit board; 211-conductive vias; 2111-a conductive layer; 212-contact; 2121-conductive pin; 213-a through hole; 22-resistance; 221-a docking point; 23-a wire; 231-abutting the wire cores; 24-an insulating housing; 241-groove.

Detailed Description

To achieve the above objects and advantages, the preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Please refer to fig. 1, fig. 2, fig. 3, and fig. 4, which are a perspective view, a perspective exploded view at another viewing angle, and a side sectional view of the present invention, as clearly seen from the drawings, the present invention includes a switch 1 and an electrical module 2, wherein:

the switch 1 has an insulating base 11, a pressing portion 111 is disposed on the top of the insulating base 11 for pressing to switch on or off signals, a plurality of bumps 112 are disposed on the bottom of the insulating base 11 at intervals, a plurality of terminals 12 are disposed in the insulating base 11, and a connecting end 121 extends from one side of each terminal 12 to the outside of the bottom of the insulating base 11.

The electrical module 2 comprises a circuit board 21, a plurality of resistors 22, a plurality of wires 23 and an insulating housing 24, wherein the circuit board 21 has a plurality of conductive holes 211 penetrating vertically through the surface thereof, a conductive layer 2111 is disposed inside each conductive hole 211, a plurality of contacts 212 electrically connected to the plurality of conductive holes 211 are disposed on at least one side of the circuit board 21, a conductive pin 2121 electrically connected to the conductive layer 2111 extends from one side of each contact 212, a plurality of through holes 213 electrically connected to the plurality of conductive holes 211 are disposed on the outer surface of the circuit board 21, the plurality of resistors 22 are electrically connected to the plurality of contacts 212, and a plurality of connection points 221 electrically connected to the plurality of contacts 212 are disposed on two sides of the surface of each resistor 22, the two pairs of connection points 221 are electrically connected to the plurality of connection points 212 connected to different conductive holes 211, a connection core 231 for electrically contacting the plurality of through holes 213 is disposed at one end of the plurality of wires 23, an insulating housing 24 is molded by Insert Molding (Insert Molding) outside the circuit board 21, the plurality of resistors 22 and the plurality of wires 23, and a groove 241 is formed inside the insulating housing 24 to cover the plurality of bumps 112.

The terminals 12 of the switch 1 are preferably formed inside the insulating base 11 by Insert Molding (Insert Molding), but in practical applications, the terminals are not limited thereto, and may be integrally formed or assembled with the insulating base 11 by Insert Molding according to practical requirements or structural designs.

Moreover, the switch 1 may be a push switch, a switch or a switch with a light 1, and how the switch 1 operates to achieve the function of electrical switching is the category of the prior art, and there are many devices and members inside the switch 1 except for the plurality of terminals 12, which is not the key point of the present invention, and therefore, the description is omitted for the sake of brevity.

And the plural resistance 22 of the above-mentioned electric module 2 can be the chip resistance better, to weld and establish and be an electrical property and switch on the plural contact 212 of the circuit board 21 through the plural chip resistance, but in the time of practical application, this plural resistance 22 can also be general resistance, in order to utilize two pins to weld and establish the operation, however, the type, the kind of relevant resistance 22 are many, it only needs to weld and establish on the plural contact 212 of the circuit board 21 can, so it all should receive the utility model discloses the component that can reach the aforesaid effect all should be covered, this kind of simple and easy decoration and equivalent change, all should be included in the utility model discloses a protection within range, it is well shown.

When the utility model is actually assembled, the plural terminals 12 of the switch 1 can be inserted into the plural conductive holes 211 on the surface of the circuit board 21 of the electric module 2 in an aligned manner, and the connecting ends 121 of the plural terminals 12 are inserted out of the plural conductive holes 211 on the surface of the circuit board 21, so that the circuit board 21 of the electric module 2 is positioned at the bottom of the insulating base 11, then the plural conductive holes 211 on the surface of the circuit board 21 are welded by soldering tin, so that the plural terminals 12 are firmly welded in the plural conductive holes 211 to form an electrical connection, then the plural resistors 22 of the electric module 2 and the butt-joint wire cores 231 of the plural wires 23 are respectively welded on the plural contacts 212 of the circuit board 21 and the plural through holes 213 of the circuit board 21 to form an electrical connection, and then the insulating shell 24 can be formed outside the butt-joint wire cores 231 of the circuit board 21, the plural resistors 22 and the plural wires 23 by means of insert, can complete the assembly of the utility model.

When the utility model is actually used, the switch 1 can generate electrical property conversion by pressing the pressing part 111 of the insulation seat body 11, to switch the on or off signal, however, in long-term use of the switch 1, because the plurality of resistors 22 of the electric module 2 are soldered to the plurality of contacts 212 of the circuit board 21, so that the external plural wires 23 will not be bent and swung to avoid the falling off or signal interruption, and because the circuit board 21 of the electric module 2, the plurality of resistors 22, and the abutting wire core 231 of the plurality of wires 23 are externally coated and molded with the insulating housing 24, therefore, the circuit board 21, the plurality of resistors 22, and the abutting wire core 231 of the plurality of wires 23 of the electrical module 2 are not exposed, and the insulating housing 24 is used to increase the impact force, further, the damage or poor electrical contact caused by the impact on the circuit board 21, the plurality of resistors 22, and the abutting core 231 of the plurality of wires 23 is reduced.

Referring to fig. 5, it is a side sectional view of another embodiment of the present invention, as can be clearly seen from the figure, the plural terminals 12 of the switch 1 of another embodiment of the present invention are formed with soldering holes 1211 penetrating the connecting end 121, the circuit board 21 of the electrical module 2 can omit the structural design of the plural through holes 213, and the docking core 231 of the plural wires 23 can be soldered on the plural soldering holes 1211 to form an electrical connection, and then the insulating housing 24 is molded outside the docking core 231 of the circuit board 21, the plural resistors 22 and the plural wires 23 by means of insert injection, so as to complete the assembly of another embodiment of the present invention.

The utility model has the advantages of that:

the outside coating forming of butt joint sinle silk 231 of circuit board 21, plural resistance 22 and plural wire 23 of this electric module 2 (one) has insulating casing 24, can increase the power way of bearing the impact through insulating casing 24, and then reduces butt joint sinle silk 231 of circuit board 21, plural resistance 22 and plural wire 23 and produces the condition of damage or electrical contact failure because of the striking, so reaches the promotion the utility model discloses use durability and life's effect.

Second, the plural resistors 22 of the electrical module 2 can be welded on the plural contacts 212 of the circuit board 21, and the electrical module 2 is assembled on the insulating base 11, when the external lead 23 is bent and swung, the plural resistors 22 will not fall off or interrupt, so as to achieve the effect of improving the signal stability and the product service life.

Thirdly, the bottom surface of the insulating base 11 of the switch 1 is provided with a plurality of bumps 112 arranged at intervals, and the insulating shell 24 is internally provided with a groove 241 for coating the outside of the plurality of bumps 112, so that the effect of improving the combination and the anti-collision strength of the insulating shell 24 can be achieved through the mutual matching design of the plurality of bumps 112 and the groove 241.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A push switch comprising a switch and an electrical module, wherein:

2. The push switch of claim 1, wherein: the top of the insulating base of the switch is provided with a pressing part for pressing to switch on or off signals.

3. The push switch of claim 1, wherein: the bottom surface of the insulating base of the switch is provided with a plurality of bumps which are arranged at intervals, and a groove for coating the outside of the plurality of bumps is formed inside the insulating shell.

4. The push switch of claim 1, wherein: the circuit board has conductive layers in the conductive holes, and conductive pins extending from one side of the contacts and electrically connected to the conductive layers.

5. The push switch of claim 1, wherein: the circuit board of the electric module is provided with a plurality of through holes which are positioned on the outer surface of the plurality of conductive holes and electrically communicated with the plurality of conductive holes and are used for welding the butt joint wire cores of the plurality of wires.

6. The push switch of claim 1, wherein: the two sides of the resistance surface of the electric module are respectively provided with a butt joint point which is electrically connected with the plurality of contact points, and the two pairs of contact points are respectively electrically connected with the plurality of contact points connected with different conductive holes.

7. A push switch comprising a switch and an electrical module, wherein:

the electric module comprises a circuit board, a plurality of resistors and a plurality of wires, wherein the circuit board is combined on a plurality of terminals, a plurality of conductive holes for a plurality of connecting ends to penetrate through to form electric connection are arranged on the surface of the circuit board, a plurality of contacts electrically connected with the plurality of conductive holes are arranged on at least one side surface of the circuit board, the plurality of resistors are electrically connected on the plurality of contacts, a butt-joint wire core electrically connected with the plurality of terminals is arranged at one end of each of the plurality of wires, and an insulating shell is formed outside the butt-joint wire core of the circuit board, the plurality of resistors and the plurality.

8. The push switch of claim 7, wherein: the bottom surface of the insulating base of the switch is provided with a plurality of bumps which are arranged at intervals, and a groove for coating the outside of the plurality of bumps is formed inside the insulating shell.

9. The push switch of claim 7, wherein: the connecting end of the plurality of terminals is provided with a welding hole for welding the butt joint wire core of the plurality of wires.

10. The push switch of claim 7, wherein: the circuit board of the electric module is provided with a plurality of through holes which are positioned on the outer surface of the plurality of conductive holes and electrically communicated with the plurality of conductive holes and are used for welding the butt joint wire cores of the plurality of wires.