TWM583117U - Pushbutton - Google Patents

Abstract

The present invention relates to a push switch, which comprises a switch and an electric module, wherein the insulating seat of the switch is provided with a plurality of terminals inside, and a connecting end extending through the bottom of the insulating base body is extended on one side of each terminal, and The surface of the circuit board of the electrical module is provided with a plurality of conductive holes through which the plurality of connecting ends are electrically connected, and at least one side of the circuit board is provided with a plurality of contacts electrically connected to the plurality of conductive holes, and the plurality of contacts The power-on connection has a plurality of resistors, and then the plurality of wires are electrically connected to the circuit board, and one end of the plurality of wires is provided with a pair of terminals that are in electrical contact with the circuit board, and the pair of the circuit board, the plurality of resistors, and the plurality of wires The outer core of the wiring core is formed with an insulating shell, so that the strength of the impact bearing can be increased through the insulating shell, thereby reducing the damage of the circuit board, the complex resistance and the plurality of wires to the terminal core due to impact or poor electrical contact. This upgrade uses durability and longevity.

Description

Push switch

The present invention provides a push switch, especially a circuit board of an electric module, a plurality of resistors and a plurality of wires. The outer core of the wiring core is overmolded with an insulating shell, so that the insulating shell can be used to increase the impact force, thereby reducing The damage of the circuit board, the complex resistor and the plurality of wires to the terminal core due to the impact or poor electrical contact.

In various electronic and electrical products, in addition to the commonly used electronic components, a switch is provided, which can switch the electronic signal or the power source to be turned on or off for control by pressing or switching. The operation of electronic and electrical products, for example, the use of a camera button on a digital camera, which is a two-stage side-pressure switch, that is, a function of first pressing a second focus, second pressing and then taking a picture, or a portable electronic Products such as smart phones, tablets or laptops or individual assistants, etc., have various types of switches such as push-type power switches, start switches, volume adjustment switches or push-type control switches.

Furthermore, at present, a plurality of electrical products are provided with a plurality of resistors for judging the state of use of the electronic product through a voltage change of the plurality of resistors. For example, the switch in the charging gun used in the electric vehicle is provided with The plurality of resistors can be used to determine the state of charge of the charging gun by using a resistor to increase the amount of voltage change. However, since the plurality of resistors are mostly disposed on the metal wires in the power line, when the resistors are soldered to the metal wires, Make welding The strength of the connected part is reduced and embrittled, so that when the charging gun is used, the welded portion is easily subjected to swinging or bending, etc., thereby causing breakage or peeling, thereby affecting the transmission of the signal and the power source, resulting in use. Many inconveniences.

Therefore, in order to solve the above inconvenience, a manufacturer solders a plurality of resistors on a circuit board, and then solders the circuit board to the plurality of terminals of the switch to form electrical conduction, thereby preventing the metal wire from being swayed or bent to be broken or peeled off. In this case, however, since the soldering portion between the plurality of terminals of the switch, the circuit board, the resistor, and the plurality of metal wires is in use, it is easily peeled off or damaged by external impact to affect electrical transmission, and even cannot be used.

Therefore, how to solve the above-mentioned lack of inconvenience and inconvenience is the direction that the relevant industry is eager to study and improve.

Therefore, in view of the above-mentioned problems and deficiencies, the creators have collected relevant information, and through multi-party evaluation and consideration, and through years of experience in the industry, through continuous trial and modification, we have designed a new birth of such a push switch. .

The main purpose of the present invention is that a plurality of terminals are disposed inside the insulating base of the switch, and one end of each terminal extends through a connecting end outside the bottom of the insulating base, and the electrical module includes a plurality of terminals. a circuit board, and a plurality of conductive holes through which the connection ends are formed to form an electrical connection, and at least one side of the circuit board is provided with a plurality of contacts electrically connected to the plurality of conductive holes, and the plurality of contacts are connected The point is electrically connected to the plurality of resistors, and then the plurality of wires are electrically connected to the circuit board, and one end of the plurality of wires is provided with a pair of terminals which are in electrical contact with the circuit board, and the circuit board, the plurality of resistors and the plurality of wires are An insulating housing is formed on the outside of the wiring core, and is externally covered by the circuit board, the plurality of resistors and the plurality of wires of the electrical module. The type has an insulating shell, which can increase the force of the impact through the insulating shell, thereby reducing the damage of the circuit board, the complex resistance and the plurality of conductors due to the impact or the electrical contact failure. Use endurance and service life.

The secondary purpose of the present invention is that the plurality of resistors of the electrical module are soldered to a plurality of contacts of the circuit board, and the electrical module is assembled on the insulating base, and when the external wires are bent and oscillated, the plural The resistor will not fall off or be disconnected for the purpose of improving signal stability and product life.

Another object of the present invention is that the bottom surface of the insulating base of the switch is a plurality of bumps arranged at intervals, and the inside of the insulating shell is formed with a groove for covering the outside of the plurality of bumps, that is, through the complex convex The block and the groove are designed to cooperate with each other to achieve the purpose of improving the combination of the insulating shell and the impact strength.

1‧‧‧ switch

11‧‧‧Insulated body

111‧‧‧ Pressing Department

112‧‧‧Bumps

12‧‧‧ Terminal

121‧‧‧Connecting end

1211‧‧‧welding holes

2‧‧‧Electrical Module

21‧‧‧ boards

211‧‧‧Electrical hole

2111‧‧‧ Conductive layer

212‧‧‧Contacts

2121‧‧‧Electrical pins

213‧‧‧through hole

22‧‧‧resistance

221‧‧‧Contacts

23‧‧‧Wire

231‧‧‧Connecting core

24‧‧‧Insulated housing

241‧‧‧ Groove

The first picture is a three-dimensional appearance of the creation.

The second picture is a three-dimensional exploded view of the creation.

The third figure is a three-dimensional exploded view of another perspective of the creation.

The fourth figure is a side cross-sectional view of the creation.

Figure 5 is a side cross-sectional view of another embodiment of the present invention.

In order to achieve the above objectives and effects, the technical means and structure of the present invention are described in detail in the preferred embodiment of the present invention, and the features and functions are as follows.

Please refer to the first, second, third and fourth figures, which are the three-dimensional appearance drawing, the three-dimensional exploded view, the three-dimensional exploded view and the side-viewing sectional view of another perspective. It can be clearly seen from the figure that this creation The switch 1 includes an insulative housing 11 and a pressing portion 111 for pressing the opening or closing signal on the top of the insulating base 11 and the bottom surface of the insulating base 11 A plurality of bumps 112 are arranged in a spaced manner, and a plurality of terminals 12 are disposed inside the insulating base 11 , and a connecting end 121 extending through the bottom of the insulating base 11 is extended on one side of each of the terminals 12 .

The electrical module 2 includes a circuit board 21, a plurality of resistors 22, a plurality of wires 23, and an insulative housing 24. The surface of the circuit board 21 is provided with a plurality of conductive holes 211 extending through the upper and lower sides, and the conductive holes 211 are formed in the conductive holes 211. A conductive layer 2111 is disposed on the inner surface of the circuit board 21, and 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, and a side of each of the contacts 212 extends electrically connected to the conductive layer 2111. The plurality of through holes 213 are formed on the outer surface of the plurality of conductive holes 211, and the plurality of through holes 213 are electrically connected to the plurality of conductive holes 211, and the plurality of resistors 22 are electrically connected to the plurality of contacts 212, and The two opposite sides of the surface of each of the resistors 22 are respectively provided with a plurality of contacts 221 electrically connected to the plurality of contacts 212, and the two pairs of contacts 221 are electrically connected to the plurality of contacts 212 connected to the different conductive holes 211, respectively. One end of the wire 23 is provided with a pair of terminal cores 231 which are electrically connected to the plurality of through holes 213, and is formed by inserting the outer surface of the circuit board 21, the plurality of resistors 22 and the plurality of wires 23 by means of insert Molding. Insulating the housing 24, and the Inner housing 24 is formed with a plurality of outer covering 112 in the groove 241 bumps.

The plurality of terminals 12 of the switch 1 are preferably formed in the interior of the insulating base 11 by means of Insert Molding. However, in practical applications, this is not a limitation, and may be designed according to actual needs or structures. The inlay is integrally formed or assembled in a manner that is combined with the insulating base 11 to be positioned.

Furthermore, the switch 1 can be a switch 1 such as a push switch, a change switch or a light switch, and the function of the switch 1 to achieve electrical switching is a category of conventional technology, and the switch 1 has a plurality of terminals in addition to the internal terminals. There are many devices and components other than 12, which are not the focus of the creation of this case, so I will not go into details.

The plurality of resistors 22 of the electrical module 2 are preferably chip resistors, and are electrically conductively connected to the plurality of contacts 212 of the circuit board 21 through a plurality of chip resistors. However, in practical applications, The plurality of resistors 22 can also be a general resistor for performing the soldering operation by using the two pins. However, the types and types of the resistors 22 are many, and only need to be soldered to the plurality of contacts 212 of the circuit board 21, Therefore, all components that can achieve the above effects should be covered by this creation. Such simple modifications and equivalent changes should be included in the scope of this patent and combined with Chen Ming.

When the present invention is actually assembled, the plurality of terminals 12 of the switch 1 are first inserted into the plurality of conductive holes 211 of the surface of the circuit board 21 of the electrical module 2, and the connecting ends 121 of the plurality of terminals 12 are pierced. The plurality of conductive holes 211 on the surface of the circuit board 21 are disposed such that the circuit board 21 of the electrical module 2 is located at the bottom of the insulating base 11 and solder is used to solder the plurality of conductive holes 211 on the surface of the circuit board 21, thereby making the plurality of terminals 12 is firmly soldered in the plurality of conductive holes 211 to be electrically connected, and then the plurality of resistors 22 of the electrical module 2 and the pair of wires 231 of the plurality of wires 23 are respectively soldered to the plurality of contacts of the circuit board 21 212 and the plurality of through holes 213 of the circuit board 21 are electrically connected to each other, and the outer surface of the circuit board 21, the plurality of resistors 22, and the plurality of wires 23 are overmolded with an insulating shell. Body 24, the assembly of this creation can be completed.

When the present invention is actually used, the switch 1 can be electrically switched by pressing the pressing portion 111 of the insulating base 11 to achieve the function of switching the signal on or off. However, under the long-term use of the switch 1, Since the plurality of resistors 22 of the electrical module 2 are soldered to the plurality of contacts 212 of the circuit board 21, they are not swung by the bending of the external plurality of wires 23 to avoid the occurrence of disconnection or disconnection, and the electrical module 2, the circuit board 21, the plurality of resistors 22, the plurality of wires 23 of the pair of terminals 231 are overmolded with an insulating case 24, so the circuit board 21 of the electrical module 2, the plurality of resistors 22, the pair of wires 23 of the plurality of wires 23 It is not exposed, and the strength of the impact bearing is increased by the insulating case 24, thereby reducing the damage of the circuit board 21, the plurality of resistors 22, and the plurality of wires 23 to the terminal 231 due to impact or poor electrical contact.

5 is a side cross-sectional view of another embodiment of the present invention. It can be clearly seen from the figure that the plurality of terminals 12 of the switch 1 of the other embodiment of the present invention are connectable to the terminal 121. The welding hole 1211 is disposed, and the circuit board 21 of the electrical module 2 can omit the structural design of the plurality of through holes 213, and the pair of connecting wires 231 of the plurality of wires 23 can be welded to the plurality of welding holes 1211 to form electricity. The insulative housing 24 is formed by inserting the circuit board 21, the plurality of resistors 22, and the plurality of wires 23 to the outside of the terminal 231 to complete the assembly of another embodiment of the present invention.

This creation has the following advantages:

(1) The circuit board 21, the complex resistor 22 and the plurality of the electrical module 2 The pair of wires 23 of the wire 23 are over-molded with an insulating case 24, that is, the insulating case 24 is used to increase the force of the impact bearing, thereby reducing the pair of the circuit board 21, the plurality of resistors 22 and the plurality of wires 23 The impact of damage or poor electrical contact can be achieved, thereby improving the durability and service life of the creation.

(2) The plurality of resistors 22 of the electrical module 2 are solderable to the plurality of contacts 212 of the circuit board 21, and the electrical module 2 is assembled on the insulating base 11 and is bent when the external wires 23 are bent. The multi-resistor 22 will not fall off or be disconnected, so as to improve the signal stability and the service life of the product.

(3) The bottom surface of the insulating base 11 of the switch 1 is a plurality of bumps 112 arranged at intervals, and the insulating housing 24 is internally formed with a recess 241 for covering the outside of the plurality of bumps 112. The bumps 112 and the grooves 241 are designed to cooperate with each other to achieve the effect of improving the bonding and impact strength of the insulating housing 24.

The above description is only for the preferred embodiment of the present invention, and thus does not limit the scope of the patent of the present invention. Therefore, all the simple modifications and equivalent structural changes that are made by using the present specification and the schema contents should be included in the same reason. Within the scope of the patent of this creation, it is given to Chen Ming.

In summary, the press switch of this creation can achieve its efficacy and purpose when it is used. Therefore, this creation is a practical and excellent creation. In order to meet the application requirements of the new patent, the application is submitted according to law. The Commission will grant this case as soon as possible to protect the hard work of the creators. If there is any doubt in the arbitral tribunal, please do not hesitate to give instructions to the creators, and the creators will try their best to cooperate with them.

Claims (10)

A push switch includes a switch and an electric module, wherein: the switch has an insulating base body, and a plurality of terminals are pierced inside the insulating base body, and one end of each terminal extends through the bottom of the insulating base body. a circuit board includes a circuit board coupled to the plurality of terminals, and a plurality of conductive holes through which the plurality of connection ends are formed to form an electrical connection, and at least one side of the circuit board is disposed on the surface of the circuit board a plurality of contacts electrically connected to the plurality of conductive holes, wherein the plurality of contacts are electrically connected to the plurality of resistors, and then the plurality of wires are electrically connected to the circuit board, and one end of the plurality of wires is electrically connected to the circuit board. The pair of terminals, and the circuit board, the plurality of resistors and the plurality of wires are formed with an insulating shell outside the pair of terminals. The push switch according to claim 1, wherein the top of the insulating base of the switch is provided with a pressing portion for pressing to switch the opening or closing signal. The push switch of claim 1, wherein a bottom surface of the insulating base of the switch is a plurality of bumps arranged at intervals, and a recess for covering the outer portion of the plurality of bumps is formed inside the insulating shell. . The push switch of claim 1, wherein the plurality of conductive holes of the circuit board are respectively provided with a conductive layer, and one side of each of the contacts extends with a conductive pin electrically connected to the conductive layer. The push switch of claim 1, wherein the circuit board of the electrical module is located on the outer surface of the plurality of conductive holes, and is electrically connected to the plurality of conductive holes and the plurality of wires are soldered to the plurality of wires. Through hole. The push switch of claim 1, wherein the electric resistance surface of the electric module The two sides are respectively provided with a mating point electrically connected to the plurality of contacts, and the two pairs of contacts are electrically connected to the plurality of contacts respectively connected to the different conductive holes. A push switch includes a switch and an electric module, wherein: the switch has an insulating base body, and a plurality of terminals are pierced inside the insulating base body, and one end of each terminal extends through the bottom of the insulating base body. The electrical module includes a circuit board, a plurality of resistors, and a plurality of wires, wherein the circuit board is coupled to the plurality of terminals, and a plurality of conductive ends are formed on the surface of the circuit board for the plurality of connecting ends to form an electrical connection. a hole, and at least one side of the circuit board is provided with a plurality of contacts electrically connected to the plurality of conductive holes, and then a plurality of resistors are electrically connected to the plurality of contacts, and one end of the plurality of wires is formed to be formed with the plurality of terminals The pair of electrical connections are electrically connected to the outer core of the circuit board, the plurality of resistors and the plurality of conductors, and an insulating housing is formed outside the terminal. The push switch of the seventh aspect of the invention, wherein the bottom surface of the insulating base of the switch is a plurality of bumps arranged at intervals, and the inner surface of the insulating shell is formed with a groove for covering the outer portion of the plurality of bumps. . The push switch of claim 7, wherein the connecting end of the plurality of terminals is provided with a welding hole for welding the plurality of wires to the terminal. The push switch of claim 7, wherein the circuit board of the electrical module is located on the outer surface of the plurality of conductive holes, and the plurality of conductive holes are electrically connected to each other and the plurality of wires are soldered to the plurality of wires. Through hole.