TWM636019U - Switch f or easy plug and unplug - Google Patents

Abstract

The new model discloses a switch which is convenient to plug in and out, which comprises a connecting base body and a micro switch inserted on the connecting base body, a PCB board is arranged in the connecting base body, and the micro switch is connected with the PCB board. The circuit is electrically connected; the easy-to-plug switch is provided with a PCB board in the connection base body, the micro switch is inserted into the connection base body and electrically connected with the circuit on the PCB board, and the micro switch is damaged. Or when different functions need to be realized, only the micro switch needs to be replaced, which is convenient for maintenance and replacement, can meet different functional requirements, has a simple structure and is convenient to use.

Description

A switch that is easy to plug in and out

The present invention relates to a switch, in particular to a switch which is convenient to plug in and out.

The current keyboard switch is mainly fixedly connected to the PCB board by welding. In actual operation, there are often problems such as welding errors or micro switch failure that need to be repaired or replaced. When the switch is used, due to different users Different requirements for the feel or sound effect of the switch lead to a wide variety of switch specifications, that is, the existing keyboard switch has the following defects: complex structure, inconvenient switch disassembly, maintenance and replacement, single function, and lack of a convenient replacement on the market that can be used at the same time. A switch that meets a variety of functional requirements.

In view of the above deficiencies, the purpose of this new model is to provide a switch that is easy to plug in and out. The switch that is easy to plug in and out is connected to the circuit board in a plug-in manner, which is convenient for maintenance and replacement, and can meet different functional requirements at the same time. It has a simple structure and is easy to use. .

The technical solution adopted by this new model to achieve the above purpose is: a switch that is convenient to plug in and out, including a connecting seat body and a micro switch inserted on the connecting seat body, a PCB board is arranged in the connecting seat body, The micro switch is electrically connected with the circuit on the PCB.

As a further improvement of the present invention, at least two inner pins are provided at the bottom of the micro switch, and the corresponding to the inner pins are provided on the PCB board. There are at least two sets of fixed sockets, at least one pin group electrically connected to the fixed sockets is provided on the PCB, and the inner pins are inserted into the fixed sockets.

As a further improvement of the present model, the fixed socket includes a socket formed on the PCB board and a fixed block provided on the bottom surface of the PCB board and connected to the socket, and a horizontal through hole is formed inside the fixed block. A slot is formed with an upper opening communicating with the slot on the upper end surface of the slot, and the upper end surface of the fixed block is connected with the lower surface of the PCB board, wherein the fixed block is opposite to the two side walls and The positions below the insertion hole respectively extend upward and are inserted into the insertion hole to form an insertion portion, and the upper ends of the insertion portion are respectively bent inward to form a clip arm.

As a further improvement of the present model, the number of the inner pins is three, including a first inner pin, a second inner pin and a third inner pin arranged at the bottom of the micro switch from left to right. The fixed socket includes a first fixed socket corresponding to the first inner pin, a second fixed socket corresponding to the second inner pin, and a third fixed socket corresponding to the third inner pin. The set includes a first pin electrically connected with the first fixed socket and a second pin electrically connected with the second fixed socket.

As a further improvement of the present model, the fixed block is made of elastic metal material, and a first conductive line connecting the first pin and the first fixed socket, and A second conductive line connecting the second pin to the second fixed socket, wherein the first conductive line is electrically connected to the fixed block on the first fixed socket, and the second conductive line is connected to the second fixed socket. The fixed block on the fixed socket is electrically connected.

As a further improvement of the present model, the connecting seat body includes a base and an upper cover arranged above the base, and a mounting groove is formed on the base, The PCB board is arranged in the installation groove, and a through groove for inserting the micro switch is provided on the upper cover and above the socket, and a recess is formed on the upper cover and above the pin group. A pin slot, the first pin and the second pin are respectively inserted into the pin slot.

As a further improvement of the present invention, on the two opposite side walls of the PCB board and between the socket and the pin group, a card position is formed inwardly, wherein the sockets are located on the two cards. The same side of the bit connection line forms a jack area, and the pin group is located on the other side of the card bit line to form a pin area; on the PCB board and located on the three side walls of the outer periphery of the jack area At least one limiting slot is respectively formed on the top; a card arm matching the card position is respectively provided in the installation groove and below the card position, and the three side walls of the outer periphery of the installation groove located below the insertion hole area At least one limit block matched with the limit groove is respectively arranged on the top.

As a further improvement of the present model, a first positioning hole is provided on the PCB board and located on the center line of the opposite side walls of the pin area, and the first positioning hole is located between the pin group and the card position; The end of the PCB board far away from the pin area is provided with a second positioning hole, and the second positioning hole is located on one side of the midline of the opposite side walls of the socket area; in the installation groove and located in the first positioning A first positioning column matching the first positioning hole is provided below the hole, and a second positioning column matching the second positioning hole is provided in the installation groove and below the second positioning hole; Several fixing grooves corresponding to the fixing blocks are also provided in the installation groove.

As a further improvement of the present model, at least one outer lower convex part and at least one inner lower convex part are respectively formed on the lower surface of the upper cover and on the opposite side walls of the through groove, and the outer lower convex part part is close to the outer surface of the side wall of the upper cover, the inner lower convex part is close to the inner surface of the side wall of the upper cover, and the other two opposite side walls of the upper cover respectively extend downward to form a connecting plate on which There is at least one card hole; on the side wall of the base, at least one relief groove matched with the outer downward convex part is respectively provided, the outer downward convex part is inserted into the relief groove, and the inner downward convex part is inserted into the relief groove. The part is inserted into the installation groove along the side wall of the installation groove, and at least one buckle matched with the clamping hole is provided on the outer surface of the base, and the buckle is clamped on the clamping hole; A concave curved surface is respectively formed on the upper surface of the upper cover and on the opposite side walls of the through groove.

As a further improvement of the present invention, at least one outer pin and at least one limiting pin are respectively provided on the outer bottom surface of the connecting base body, wherein the height of the limiting pin is smaller than the height of the outer pin.

The beneficial effect of the new model is: by setting a PCB board in the connecting seat body, the micro switch is inserted into the connecting seat body and electrically connected with the circuit on the PCB board to form a switch that is convenient to plug in and out. When damage occurs or different functions need to be realized, only the micro switch needs to be replaced, which is convenient for maintenance and replacement, can meet different functional requirements at the same time, has a simple structure and is convenient to use.

The above is an overview of the novel technical solution, and the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

1: Connecting seat body

11: base

111: card arm

112: limit block

113: The first positioning column

114: The second positioning column

115 (115a, 115b, 115c): fixing groove

116: Give way slot

117: buckle

118: Outer pin

119: Limiting feet

12: Upper cover

121: Through groove

122: Pin socket

123: Outer convex part

124: inner lower convex part

125: Connection board

126: card hole

127:Surface

2: micro switch

21: Inner pin

211: the first inner pin

212: The second inner pin

213: The third inner pin

3: PCB board

31: Pin group

311: the first pin

312: the second pin

32+4: fixed socket

32: middle jack

32 (321, 322, 323): jack

321+4a: The first fixed socket

322+4b: Second fixed socket

323+4c: The third fixed socket

33: The first conductive line

34: Second conductive line

35: card position

36: limit slot

37: The first positioning hole

38: The second positioning hole

4 (4a, 4b, 4c): fixed block

41: slot

42: Upper opening

43: Insertion part

431: clamp arm

5: jack area

6: Pin area

Fig. 1 is an exploded diagram of the switch convenient for plugging and unplugging of the present invention.

Fig. 2 is a structural schematic diagram of a micro switch in a switch convenient for plugging and unplugging of the present invention.

Fig. 3 is a structural schematic diagram of a micro switch in a switch that is convenient to plug in and out of the present invention.

Fig. 4 is a structural schematic diagram of the fixing part in the switch which is convenient to plug in and out according to the present invention.

Fig. 5 is a structural schematic diagram of the bottom of the PCB board in the switch which is convenient to plug in and out of the present invention.

Fig. 6 is a structural schematic diagram of the base of the switch which is convenient for plugging and unplugging according to the present invention.

Fig. 7 is a schematic diagram of the structure of the upper cover in the switch which is convenient to plug in and out of the present invention.

Fig. 8 is a schematic diagram of the structure of the bottom of the upper cover in the switch that is convenient to plug in and out of the present invention.

Fig. 9 is a schematic diagram of the overall structure of the switch that is convenient to plug in and out of the present invention.

In order to further explain the technical means and effects of the new model to achieve the intended purpose, the specific implementation of the new model will be described in detail below in conjunction with the accompanying drawings and preferred embodiments.

Please refer to Fig. 1, the embodiment of the present invention provides a switch that is convenient to plug in and out, including a connecting base body 1 and a micro switch 2 inserted on the connecting base body 1, and a PCB is arranged in the connecting base body 1 Board 3, the micro switch 2 is electrically connected with the circuit on the PCB board 3, thus, when the micro switch 2 is inserted into the connection seat 1, it is electrically connected with the circuit on the PCB board 3, forming a convenient plug-in switch, therefore, when the micro switch 2 is damaged or needs to realize different functions, it is only necessary to replace the micro switch 2, which is convenient for maintenance and replacement. Easy to use.

Specifically, as shown in Fig. 2 and Fig. 3, the specific connection mode between the micro switch 2 and the PCB board 3 is as follows: at least two inner pins 21 are arranged at the bottom of the micro switch 2, and on the PCB board 3 There are at least two sets of fixed sockets corresponding to the inner pins 21 (the fixed sockets are mainly composed of the following middle jack 32 and the fixed block 4, i.e. 32+4), on the PCB board 3 there are At least one pin group 31 electrically connected with the fixed socket (32+4), the inner pin 21 is inserted into the fixed socket (32+4), thus, the micro switch 2 and the pins of the PCB board 3 The group 31 is electrically connected, so that the micro switch 2 is inserted into the connector body 1 in a plug-in manner, and is electrically connected with the pin group 31 on the PCB board 3, and is electrically connected with the external circuit through the pin group 31 .

As shown in Fig. 3 and Fig. 4, the fixed socket (32+4) includes a socket 32 (321, 322, 323) formed on the PCB board 3, and is arranged on the bottom surface of the PCB board 3 and A fixed block 4 (4a, 4b, 4c) connected to the socket 32 (321, 322, 323), the inside of the fixed block 4 (4a, 4b, 4c) is formed with a slot 41 transversely through, An upper opening 42 communicating with the slot 41 is formed on the upper end surface of the slot 41, and the upper end surface of the fixing block 4 (4a, 4b, 4c) is connected with the lower surface of the PCB board 3, wherein the The fixed block 4 is located on the opposite side walls and the position below the socket 32 (321, 322, 323) respectively extends upwards and is inserted into the socket 32 (321, 322, 323) to form an insertion portion 43, the insertion portion The upper ends of the 43 are respectively bent inwardly to form a clamping arm 431 . Specifically, when the inner pin 21 is inserted into the connector body 1, the inner pin 21 is inserted into the slot 41 between the two clamping arms 431 located in the socket 32 (321, 322, 323), and the inner pin 21 is inserted into the slot 41. Therefore, the inner pin 21 of the micro switch 2 is fixed in the fixed socket and electrically connected with the pin group 31 .

As shown in Fig. 2 and Fig. 3, in the present embodiment, the number of the inner pins 21 is three, including a first inner pin 211 and a second inner pin 211 which are arranged at the bottom of the micro switch 2 from left to right. Inner pin 212, and a third inner pin 213, the fixed socket (32+4) includes a first fixed socket (321+4a) corresponding to the first inner pin 211, corresponding to the second inner pin 212 A second fixed socket (322+4b), and a third fixed socket (323+4c) corresponding to the third inner pin 213, the pin group 31 includes the first fixed socket (321+4a ) a first pin 311 electrically connected to, and a second pin 312 electrically connected to the second fixed socket (322+4b). That is, after the micro switch 2 is inserted into the connector body 1, the inner pin 21 of the micro switch 2 is inserted into the fixed socket (32+4) of the PCB 3, and the pin group 31 of the PCB 3 and the external The circuits are connected to form a switch that is convenient to plug in and out, and the micro switch 2 can be replaced at any time. The structure is simple and can meet different functional requirements at the same time.

In order to insert the inner pin 21 into the slot 41 smoothly, and ensure that the microswitch 2 and the pin group 31 on the PCB 3 have good conduction, the fixed block 4 (4a, 4b, 4c) Made of elastic metal material, as shown in Figure 5, on the lower surface of the PCB board 3 are respectively provided with connecting the first pin 311 and the first pin 311. A first conductive circuit 33 of the fixed socket (321+4a), and a second conductive circuit 34 connecting the second pin 312 and the second fixed socket (322+4b), wherein the first conductive circuit 33 is electrically connected to the fixed block 4a on the first fixed socket (321+4a), and the second conductive circuit 34 is electrically connected to the fixed block 4b on the second fixed socket (322+4b). Specifically, when the inner pin 21 of the micro switch 2 is inserted into the fixed socket (32+4), the two clamping arms 431 located in the jack 32 (321, 322, 323) are pushed downward by the inner pin 21. Elastic deformation occurs under the action and shifts to the two sides respectively, the clamp arm 431 is opened, and the inner pin 21 is smoothly inserted into the slot 41. When the inner pin 21 is inserted in place, the two clamp arms 431 recover elastically. Under the action of force, it clamps inwardly and produces a clamping force on the inner pin 21, so that the inner pin 21 is firmly fixed on the fixed socket (32+4), and the micro switch 2 and the PCB board 3 are raised. The stability of the connection, and because the fixing block 4 has conductivity, the micro switch 2 is electrically connected to the pin group 31 on the PCB board 3 .

As shown in Figures 1 and 7, in this embodiment, the connecting seat body 1 includes a base 11 and an upper cover 12 arranged above the base 11, and a mounting groove is formed on the base 11 , the PCB board 3 is set in the installation groove, and a through groove 121 for inserting the micro switch 2 is provided on the upper cover 12 and above the fixed socket (32+4), and on the upper cover 12 And the position above the pin group 31 is recessed to form a pin slot 122 , and the first pin 311 and the second pin 312 are respectively inserted into the pin slot 122 . The above-mentioned structure of the connecting seat body 1 can make the micro switch 2 conveniently inserted into the connecting seat body 1 and form a stable connection with the PCB board 3, and at the same time, it is convenient to connect the pin group 31 of the PCB board 3 to an external circuit, The structure is simple and compact, and the operation is convenient.

As shown in Fig. 3, Fig. 5 and Fig. 6, in this embodiment, in order to install the PCB board 3 firmly in the installation groove, on the two opposite side walls of the PCB board 3 and located in the socket 32 ( 321, 322, 323) and the position between the pin group 31 respectively to A card position 35 is formed in the recess, wherein the jacks 32 (321, 322, 323) are all located on the same side of the line connecting the two card positions 35 and form a jack area 5. The pin group 31 It is located on the other side of the connection line of the two card positions 35 and forms a pin area 6; on the PCB 3 and on the three side walls of the outer periphery of the insertion hole area 5, at least one limiting groove 36 is respectively formed ; in the installation groove and at the position below the card position 35, a card arm 111 matching the card position 35 is respectively provided. At least one limiting block 112 matched with the limiting groove 36 is provided on the side wall respectively. When assembling, first insert the clamping position 35 of the PCB 3 into the clamping arm 111 and move down along the clamping arm 111, so that the limiting block 112 is clamped into the limiting groove 36, and continues to move down until the The limiting block 112 is snapped into position on the limiting groove 36, and the PCB board 3 can be firmly installed in the mounting groove, and the assembly is convenient and quick.

In order to further improve assembly efficiency, a first positioning hole 37 is provided on the PCB board 3 and on the center line of the two opposite side walls of the pin area 6, and the first positioning hole 37 is located between the pin group 31 and the card. Between 35 positions; on the PCB board 3, a second positioning hole 38 is provided at the end away from the pin area 6, and the second positioning hole 38 is located on the side of the midline of the opposite side walls of the jack area 5; In the mounting groove and below the first positioning hole 37, a first positioning post 113 matching the first positioning hole 37 is provided, and in the mounting groove and below the second positioning hole 38 A second positioning post 114 matching the second positioning hole 38 is provided. Through the cooperation of the positioning hole and the positioning post, the PCB board 3 can be quickly put into the installation groove, which is convenient for assembly.

Several fixing grooves 115 (115a, 115b, 115c) corresponding to the fixing blocks 4 (4a, 4b, 4c) are also provided in the mounting groove to further improve the stability of the PCB board in the mounting groove sex.

As shown in Fig. 6, Fig. 8 and Fig. 9, on the upper cover 12 and on the lower surface of the opposite side walls of the through groove 121, the lower surfaces respectively protrude downward to form at least one outer lower convex portion 123 and at least one inner lower convex portion 123. convex portion 124, the outer lower convex portion 123 is close to the upper cover 12 The outer surface of the side wall, the inner lower convex portion 124 is close to the inner surface of the side wall of the upper cover 12, and the other two opposite side walls of the upper cover 12 respectively extend downward to form a connecting plate 125, on which the connecting plate 125 is formed. There is at least one card hole 126; on the side wall of the base 11, at least one relief groove 116 matched with the outer lower convex part 123 is respectively provided, and the outer lower convex part 123 is inserted into the relief groove 116 , the inner lower convex portion 124 is inserted into the installation groove along the side wall of the installation groove, and at least one buckle 117 matched with the locking hole 126 is provided on the outer surface of the base 11, the buckle 117 is clamped on the clamping hole 126 . The upper cover 12 is firmly combined with the base 11 through the mutual cooperation of the outer lower protrusion 123 , the inner lower protrusion 124 , and the locking hole 126 , which is convenient for assembly.

As shown in FIG. 7 and FIG. 9 , a concave curved surface 127 is formed on the upper surface of the upper cover 12 and on the opposite side walls of the through groove 121 , so as to facilitate the insertion and removal of the micro switch 2 .

As shown in Figures 1 and 9, at least one outer pin 118 is provided on the outer bottom surface of the connecting base body 1, so that the connecting base body 1 can be fixed on the external circuit board by plugging and unplugging, which is convenient for the entire The assembly and maintenance of the switch can meet the different functional requirements of the switch at the same time.

At least one limiting pin 119 is also provided on the outer bottom surface of the connecting base body 1, wherein the height of the limiting pin 119 is smaller than the height of the outer pin 118, and the connecting base body 1 can be inserted into the circuit board. The depth is limited to improve the accuracy of installation.

In summary, the new type of switch that is convenient to plug and unplug is provided with a PCB board 3 in the connection base body 1, and the micro switch 2 is inserted into the connection base body 1 and electrically connected to the circuit on the PCB board 3 , to form a switch that is easy to plug in and out. When the micro switch 2 is damaged or needs to realize different functions, only the micro switch 2 needs to be replaced, which is convenient for maintenance and replacement, and can meet different functional requirements at the same time. The structure is simple and easy to use .

The above are only preferred embodiments of the present invention, and are not intended to limit the technical scope of the present invention. Therefore, other structures obtained by adopting the same or similar technical features as the above-mentioned embodiments of the present invention are all within the scope of the present invention. within the scope of protection.

1: Connecting seat body

11: base

12: Upper cover

118: Outer pin

119: Limiting feet

2: micro switch

3: PCB board

Claims (10)

A switch that is convenient to plug and unplug, including a connecting base body and a micro switch inserted on the connecting base body, a PCB board is arranged in the connecting base body, and the micro switch is electrically connected to a circuit on the PCB board . The switch that is convenient to plug and unplug as described in claim 1, at least two inner pins are provided at the bottom of the micro switch, and at least two sets of fixed sockets corresponding to the inner pins are provided on the PCB board, and the At least one pin group electrically connected to the fixed socket is provided on the PCB, and the inner pins are inserted into the fixed socket. According to the convenient plug-in switch described in claim 2, the fixed socket includes a socket formed on the PCB board and a fixed block provided on the bottom surface of the PCB board and connected to the socket, the A slot through which is transversely penetrated is formed inside the fixed block, and an upper opening communicating with the slot is formed on the upper end surface of the slot, and the upper end surface of the fixed block is connected with the lower surface of the PCB board, wherein the Positions of the fixing block opposite to the two side walls and located below the insertion hole respectively extend upward and are inserted into the insertion hole to form an insertion portion, and the upper ends of the insertion portion are respectively bent inward to form a clip arm. According to the convenient plug-in switch described in claim 3, the number of said inner pins is three, including a first inner pin, a second inner pin and a first inner pin arranged at the bottom of the micro switch from left to right. Three inner pins, the fixed socket includes a first fixed socket corresponding to the first inner pin, a second fixed socket corresponding to the second inner pin, and a third fixed socket corresponding to the third inner pin The socket, the pin group includes a first pin electrically connected to the first fixed socket, and a second pin electrically connected to the second fixed socket. According to the convenient plug-in switch described in claim 4, the fixed block is made of elastic metal material, and the lower surface of the PCB board is respectively provided with the A first conductive line connecting the first pin and the first fixed socket, and a second conductive line connecting the second pin and the second fixed socket, wherein the first conductive line is connected to the first fixed socket The fixing block on the socket is electrically connected, and the second conductive circuit is electrically connected to the fixing block on the second fixed socket. According to the convenient plug-in switch described in claim 4, the connecting seat body includes a base and an upper cover arranged above the base, a mounting groove is formed on the base, and the PCB board is arranged on the In the installation groove, a through groove for inserting the micro switch is provided on the upper cover and above the socket, and a pin slot is concavely formed on the upper cover and above the pin group, so The first pin and the second pin are respectively inserted into the pin slot. According to the switch for easy plugging and unplugging as described in claim 6, on the two opposite side walls of the PCB board and between the socket and the pin group, a locking position is formed inwardly, wherein the The jacks are all located on the same side of the two card position lines to form a jack area, and the pin group is located on the other side of the card position line to form a pin area; At least one limiting groove is formed on the three side walls of the outer periphery of the hole area; a card arm matching the card position is respectively provided in the installation groove and below the card position, and the installation groove is located in the insertion hole area. At least one limiting block matching the limiting groove is respectively provided on the three side walls of the lower outer periphery. As described in claim 7, a switch that is convenient to plug and unplug is provided with a first positioning hole on the PCB board and on the center line of the two opposite side walls of the pin area, and the first positioning hole is located between the pin group and the center line of the pin area. Between the card positions; a second positioning hole is provided on the end of the PCB board away from the pin area, and the second positioning hole is located on the side of the midline of the opposite side walls of the jack area; in the installation groove And a first positioning post matching the first positioning hole is provided under the first positioning hole, and a second positioning hole is provided in the installation groove and below the second positioning hole to cooperate with the first positioning hole. The second positioning column; in the installation groove, there are also several fixing blocks corresponding to the fixing block one by one. groove. According to the convenient plug-in switch described in claim 6, at least one outer lower convex part and at least one inner lower convex part are formed on the lower surface of the upper cover and on the two opposite side walls of the through groove, respectively protruding downwards, The outer lower convex part is close to the outer surface of the upper cover side wall, the inner lower convex part is closer to the inner surface of the upper cover side wall, and the other two opposite side walls of the upper cover respectively extend downward to form a connecting plate. At least one clamping hole is formed on the connecting plate; at least one relief groove matched with the outer lower convex part is respectively provided on the side wall of the base, and the outer lower convex part is inserted into the relief groove, The inner lower convex part is inserted into the installation groove along the side wall of the installation groove, and at least one buckle matched with the buckle hole is provided on the outer surface of the base, and the buckle is buckled on the buckle On the hole; a concave curved surface is respectively formed on the upper surface of the upper cover and on the opposite side walls of the through groove. The switch for easy plugging and unplugging according to claim 1, at least one outer pin and at least one limiting pin are respectively provided on the outer bottom surface of the connecting base body, wherein the height of the limiting pin is smaller than the outer pin the height of.

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