CN218603724U

CN218603724U - Adapter

Info

Publication number: CN218603724U
Application number: CN202222468207.4U
Authority: CN
Inventors: 林富; 周金勇
Original assignee: Yueqing Weixin Electronic Co ltd
Current assignee: Yueqing Weixin Electronic Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-03-10
Anticipated expiration: 2032-09-16

Abstract

The utility model relates to an electrical accessories's technical field discloses an adapter, and it includes the shell, sets up circuit board in the shell, the electrically conductive needle of being connected with the circuit board electricity, offer the socket that is used for supplying the plug to stretch into on the shell, the one end of electrically conductive needle is arranged in the socket, one side of electrically conductive needle is pegged graft and is provided with the conducting strip, offer the hole of stepping down that is used for supplying the conducting strip to wear to establish on the circuit board, conducting strip welded fastening is in on the circuit board. This application has the effect of being convenient for connect conductive pin and circuit board.

Description

Adapter

Technical Field

The application relates to the technical field of electric fittings, in particular to an adapter.

Background

The power adapter is a power supply voltage conversion device of small-sized portable electronic equipment and electronic appliances, and is widely applied to the fields of lighting systems, communication equipment, household appliances and the like.

An adapter in the related art generally includes a housing, a circuit board disposed in the housing, and a conductive pin electrically connected to the circuit board, wherein the housing is provided with a socket into which a plug extends, and one end of the conductive pin is located in the socket. When the plug of the electrical equipment stretches into the socket, the conductive pin can be embedded into a preset slot on the plug and is in contact with a metal sheet used for conducting electricity in the slot, so that the adapter is electrically connected with the electrical equipment.

In the process of implementing the present application, the inventors found that the technology has at least the following problems: the conducting pins in the traditional adapter are generally connected with the circuit board through conducting wires, the sheaths at the two ends of the conducting wires need to be peeled off firstly during processing, so that the metal wires inside the conducting wires are exposed, the metal wires at one ends of the conducting wires are fixedly connected to the conducting pins, the metal wires at the other ends of the conducting wires are fixedly connected to the circuit board, and the adapter is complex in operation and needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to facilitate connecting the conductive pin and the circuit board, the application provides an adapter.

The application provides an adapter adopts following technical scheme:

the utility model provides an adapter, includes the shell, sets up circuit board in the shell, the conductive pin of being connected with the circuit board electricity, set up the socket that is used for supplying the plug to stretch into on the shell, the one end of conductive pin is arranged in the socket, one side of conductive pin is pegged graft and is provided with the conducting strip, offer the hole of stepping down that is used for supplying the conducting strip to wear to establish on the circuit board, conducting strip welded fastening is in on the circuit board.

Through adopting above-mentioned technical scheme, when connecting conductive pin and circuit board, can peg graft the setting with the conducting strip on conductive pin earlier, rethread mobile line board for the conducting strip is worn to establish in the hole of stepping down, then fixes the conducting strip on the circuit board through the welded mode, thereby realizes the electricity of conductive pin and circuit board to be connected. Compared with the traditional wire connection, the connection mode has the advantages that operators do not need to strip the sheaths at the two ends of the wire in advance and connect the metal wire of the wire with the conductive needle and the circuit board, the operation is more convenient and faster, and the connection stability is high. The setting of the hole of stepping down plays the effect of preliminary location conducting strip for operating personnel is difficult for producing relative displacement with the circuit board when carrying out welding operation conducting strip.

In addition, this application replaces traditional wire or terminal with the conducting strip, not only can reduce the holistic processing cost of adapter, and the maximum current that the conducting strip can bear is also bigger relatively, helps the effective work of guarantee adapter.

Optionally, the conductive pin includes an integrally formed conductive portion, a limiting portion and a connecting portion, the limiting portion is inserted and arranged on a groove wall of the socket, a connecting hole for the connecting portion to penetrate out is formed in the conductive piece, and the width of the connecting hole is smaller than that of the limiting portion.

By adopting the technical scheme, when the conducting strip is connected with the conducting needle, the conducting needle is kept still, and the conducting strip is moved to one side close to the conducting needle, so that the connecting part penetrates into the connecting hole. Because the width of spacing portion is greater than the width of connecting hole, move to with spacing portion butt back at the conducting strip, spacing portion can block the conducting strip and continue to move to realize one side location of conducting strip, the conducting pin is aligned with the pore of stepping down when the later stage is connected the circuit board of being convenient for.

Optionally, the shell includes the top cap, can dismantle the base that sets up on the top cap, can dismantle the plug bush of setting between top cap and base, the socket is seted up on the plug bush.

Through adopting above-mentioned technical scheme, because the plug bush can dismantle the setting between top cap and base, when the circuit board trouble and need examine and repair, can demolish the plug bush from top cap and base to take out plug bush and circuit board and examine and repair, the activity space of people's hand is big, convenient operation when examining and repairing.

Optionally, the side of the top cover towards the base is provided with a first positioning groove, the side of the base towards the top cover is provided with a second positioning groove, and the plug bush is inserted and connected in the first positioning groove and the second positioning groove.

Through adopting above-mentioned technical scheme, during the assembly plug bush, establish the one end of plug bush in the second constant head tank earlier, connect the top cap on the base again to make the other end embedding of plug bush in the second constant head tank, so alright realize the installation location of plug bush. After the assembly is in place, the groove walls of the first positioning groove and the second positioning groove can prevent the plug bush from moving relative to the top cover and the base, and the stability of the plug bush is high. The assembly mode does not need to additionally use other tools, and is convenient to disassemble and assemble.

Optionally, two opposite sides of the plug bush are respectively provided with a fixing lug, and a fixing hole for a bolt to penetrate is formed in the fixing lug.

Through adopting above-mentioned technical scheme, the fixed orifices can supply to penetrate with the bolt of its adaptation to fix the plug bush in required position, thereby further improve the stability of plug bush.

Optionally, the base has waterproof platform towards one side edge integrated into one piece of top cap, the top cap is seted up towards the side of base and is pegged graft complex waterproof groove with waterproof platform.

Through adopting above-mentioned technical scheme, when the top cap is connected with the base, waterproof platform inlays and establishes in the capillary groove, not only can increase the area of being connected of top cap and base, improve joint strength between them, can also block inside outside moisture gets into the shell by the clearance of top cap and base, the waterproof nature of suitability is good.

Optionally, the top cap and the base can be dismantled continuously through at least a set of connecting piece, the connecting piece is including fixing first spliced pole on the top cap, fixing the second spliced pole on the base, connection screw has been seted up towards the side of second spliced pole to first spliced pole, offer the through hole that is used for supplying the bolt to wear to establish on the second spliced pole, the through hole is concentric setting with connecting the screw.

Through adopting above-mentioned technical scheme, when connecting top cap and base, can close the top cap lid on the base earlier to make and connect screw and through-hole align, wear to establish the bolt in the through-hole and with connection screw thread fit again, thereby utilize the bolt to link top cap and base as an organic whole, connection stability is high.

Optionally, when the top cover is connected with the base, a mounting cavity for accommodating the circuit board is formed between the top cover and the base, a plurality of mounting columns are fixedly arranged on the cavity wall of the mounting cavity, and the circuit board is abutted between the plug bush and the mounting columns.

Through adopting above-mentioned technical scheme, the circuit board is installed the back that targets in place, except receiving its welded fastening effect with the conducting strip, still receives the butt of plug bush and erection column spacing for the difficult relative shell of adapter circuit board removes in the transportation, helps further improving the stability of circuit board, ensures electronic component's steady operation on the circuit board.

Optionally, a plurality of air holes communicated with the installation cavity are formed in the base.

Through adopting above-mentioned technical scheme, the produced heat of electronic component during operation in the installation cavity can be followed the bleeder vent and discharged, helps improving the heat dispersion of adapter to avoid the heat to pile up in the installation cavity and influence electronic component's steady operation.

Optionally, one side of the second connecting column, which is far away from the first connecting column, is coaxially provided with an extension pipe, and the extension pipe is located on one side of the base, which is far away from the top cover.

Through adopting above-mentioned technical scheme, the adapter is placed when the workstation, and the extension pipe is located between base and the workstation, plays the effect of bed hedgehopping shell, not only makes to be formed with certain heat dissipation space between shell and the workstation, is favorable to the ventilation cooling of adapter, still makes moisture on the workstation more difficult along the bleeder vent gets into in the installation cavity.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the conductive pins are connected with the circuit board through the conductive sheets in a welding mode, and compared with the traditional wire connection mode, the method is simple and convenient to operate and low in processing cost;

2. when the top cover is connected with the base, the waterproof platform is inserted into the waterproof groove to play a role in blocking external moisture from permeating from the gap between the top cover and the base, and the adapter has good waterproofness;

3. the plug bush is inserted between the top cover and the base, so that the assembly and disassembly are convenient; first constant head tank and second constant head tank can hinder the relative top cap of plug bush and base and remove, help improving the stability of plug bush.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is an exploded schematic view of an embodiment of the present application.

Fig. 3 is an exploded view from another perspective of an embodiment of the present application.

Fig. 4 is a schematic structural diagram of the plug bush and the circuit board in the embodiment of the present application.

Fig. 5 is a schematic structural diagram of the conductive pin separated from the sleeve according to the embodiment of the present application.

Description of the reference numerals:

1. a housing; 11. a top cover; 111. a first connecting column; 112. a connecting screw hole; 113. a waterproof groove; 114. a first positioning groove; 115. mounting a column; 12. a base; 121. a second connecting column; 122. a through hole; 123. air holes are formed; 124. an extension pipe; 125. a waterproof platform; 126. a second positioning groove; 13. inserting a sleeve; 131. fixing the ear; 132. a fixing hole; 133. a socket; 134. a limiting groove; 14. a mounting cavity; 2. a circuit board; 21. a hole of abdication; 3. a conductive pin; 31. a conductive portion; 32. a limiting part; 33. a connecting portion; 4. a conductive sheet; 41. connecting holes; 5. and a control knob.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses an adapter.

Referring to fig. 1 and 2, the adapter includes a housing 1, a circuit board 2 disposed in the housing 1, and three conductive pins 3 electrically connected to the circuit board 2, in this embodiment, one side of each conductive pin 3 is connected to a conductive plate 4, and each conductive plate 4 is welded and fixed to the circuit board 2, so as to electrically connect the conductive pins 3 to the circuit board 2.

Referring to fig. 2 and 3, the housing 1 includes a top cover 11, a base 12 detachably disposed on the top cover 11, and an insert 13 detachably disposed between the top cover 11 and the base 12, the top cover 11 is fixedly connected with a control knob 5 for controlling the magnitude of current in the circuit, and the top cover 11 and the base 12 are detachably connected through at least one set of connecting members. In this embodiment, four sets of connectors are provided, and the four sets of connectors are located at four corners of the housing 1, in other embodiments, the connectors may be provided in other numbers or distributed at other positions of the housing 1.

Referring to fig. 2 and 3, each set of connecting members includes a first connecting column 111 and a second connecting column 121, wherein the first connecting column 111 is integrally formed on the top cover 11, the second connecting column 121 is integrally formed on the base 12, a connecting screw hole 112 is formed in a side surface of the first connecting column 111 facing the second connecting column 121, a through hole 122 for a bolt to pass through is formed in the second connecting column 121, and a cross section of the through hole 122 is circular and has an inner diameter larger than an inner diameter of the connecting screw hole 112. When the top cover 11 is connected with the base 12, the first connecting column 111 and the second connecting column 121 in the same group of connecting pieces are coaxially arranged, the connecting screw hole 112 and the through hole 122 are concentrically arranged, and at the moment, an operator can stretch a bolt into the through hole 122 to be in threaded fit with the connecting screw hole 112, so that the top cover 11 and the base 12 are connected into a whole by the bolt.

Referring to fig. 2 and 3, when the top cover 11 and the base 12 are connected, a mounting cavity 14 is formed therebetween, and the circuit board 2 and electronic components required in the adapter are located in the mounting cavity 14. A plurality of air holes 123 are formed in the side wall of the base 12 far away from the top cover 11, heat generated by the electronic element during working can be discharged out of the mounting cavity 14 through the air holes 123, and the adapter is good in heat dissipation performance.

Referring to fig. 2 and 3, in order to enhance the heat dissipation effect of the adaptor when being placed on the workbench, an extension pipe 124 is coaxially disposed on one side of each second connection column 121 away from the first connection column 111, and the extension pipe 124 is located on one side of the base 12 away from the top cover 11, so as to raise the housing 1, and to facilitate forming a heat dissipation space between the base 12 and the workbench.

Referring to fig. 2 and 3, in order to enhance the waterproof performance of the adapter, a waterproof platform 125 is integrally formed at an edge of one side of the base 12 facing the top cover 11, the waterproof platform 125 is located outside the installation cavity 14, and a waterproof groove 113 in insertion fit with the waterproof platform 125 is formed in a side of the top cover 11 facing the base 12. When the base 12 is connected to the top cover 11, the waterproof platform 125 is inserted into the waterproof groove 113 to prevent external moisture from infiltrating from the gap between the top cover 11 and the base 12.

Referring to fig. 2 and 3, the top cover 11 has a first positioning groove 114 towards the side of the base 12, the base 12 has a second positioning groove 126 towards the side of the top cover 11, and when the top cover 11 is connected with the base 12, a space for the insertion sleeve 13 to be inserted is formed between the first positioning groove 114 and the second positioning groove 126, so that the insertion sleeve 13 can be connected between the top cover 11 and the base 12 in a splicing matching manner, and the installation is convenient.

Referring to fig. 4 and 5, the two opposite sides of the plug 13 are respectively integrally formed with a fixing lug 131, and when the plug 13 is inserted into the first positioning slot 114 and the second positioning slot 126, the fixing lug 131 will abut against the slot walls of the first positioning slot 114 and the second positioning slot 126 to prevent the plug 13 from moving relative to the top cover 11 and the base 12. The middle of the fixing lug 131 is provided with a fixing hole 132, and the fixing hole 132 can be penetrated by a bolt adapted to the fixing hole 132, so as to fix the plug 13 at a desired position by the bolt.

Referring to fig. 4 and 5, the conductive pin 3 includes a conductive portion 31, a position-limiting portion 32, and a connecting portion 33, which are integrally formed, the position-limiting portion 32 is located between the conductive portion 31 and the connecting portion 33, and the width of the conductive portion 31 is smaller than the width of the position-limiting portion 32 and larger than the width of the connecting portion 33. The side of the plug bush 13 far away from the installation cavity 14 is provided with a socket 133 for the plug to extend into, and the bottom wall of the socket 133 is provided with a limiting groove 134 for the limiting part 32 to be inserted into, so that the conductive pin 3 can be connected to the plug bush 13 in a plugging manner. In order to further enhance the stability of the conductive pin 3 inserted into the insertion sleeve 13, after the conductive pin 3 is inserted in place, an operator may also fill a sealant in the joint between the conductive pin 3 and the insertion sleeve 13, so as to fix the conductive pin 3 on the insertion sleeve 13 by using the sealant.

Referring to fig. 4, the conductive plate 4 is provided with a connection hole 41 through which the connection portion 33 passes, and the width of the connection hole 41 is smaller than the width of the position-limiting portion 32. When the connecting portion 33 is inserted into the connecting hole 41, the conductive sheet 4 and the conductive pin 3 abut against each other, so that the current introduced from the plug into the conductive pin 3 can be transmitted to the circuit board 2 along the conductive sheet 4. In order to improve the connection stability between the conducting strip 4 and the conducting pin 3, after the conducting strip 4 and the conducting pin 3 are inserted in place, the conducting pin 3 and the conducting strip 4 can be further welded together.

Referring to fig. 4, three yielding holes 21 are formed in the circuit board 2, each yielding hole 21 can be used for allowing different conducting strips 4 to penetrate out, the circuit board 2 can be abutted to the plug bush 13 during operation, each conducting strip 4 penetrates out of the adjacent yielding hole 21, the yielding holes 21 can enable the conducting strips 4 and the circuit board 2 to move relatively, the effect of preliminarily positioning the conducting strips 4 and the circuit board 2 is achieved, and welding operation is convenient to follow-up.

Referring to fig. 2 and 3, in order to further improve the stability of the circuit board 2, a plurality of mounting posts 115 are fixedly provided on the wall of the mounting cavity 14, the mounting posts 115 in this embodiment are integrally formed on the top cover 11, and in another embodiment, the circuit board 2 may be provided on the side of the socket 13 facing the base 12, and the mounting posts 115 may be integrally formed on the base 12. When the adapter is assembled in place, each mounting post 115 abuts against one side of the circuit board 2 far away from the plug bush 13, so that the circuit board 2 is less prone to move relative to the shell 1.

The implementation principle of an adapter in the embodiment of the application is as follows: when connecting conductive pin 3 and circuit board 2, can peg graft earlier conducting strip 4 and set up on conductive pin 3, move circuit board 2 again to with plug bush 13 butt to make each conducting strip 4 wear to establish respectively in adjacent hole of stepping down 21, then through the welded mode with conducting strip 4 fixed connection on circuit board 2, thereby realize conductive pin 3 and circuit board 2's electricity and be connected. Above-mentioned connected mode compares in traditional wire connection, has easy and simple to handle, joint strength height and the low advantage of processing cost, and the practicality is strong.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an adapter, includes shell (1), sets up circuit board (2) in shell (1), electrically conducts needle (3) be connected with circuit board (2) electricity, offer on shell (1) and be used for supplying socket (133) that the plug stretched into, the one end of electrically conducting needle (3) is arranged in socket (133), its characterized in that: one side of conductive pin (3) is pegged graft and is provided with conducting strip (4), offer on circuit board (2) and be used for supplying yielding hole (21) that conducting strip (4) wore to establish, conducting strip (4) welded fastening be in on circuit board (2).

2. The adapter of claim 1, wherein: conductive pin (3) are including integrated into one piece's conductive part (31), spacing portion (32) and connecting portion (33), spacing portion (32) are pegged graft and are set up on the cell wall of socket (133), offer connecting hole (41) that are used for supplying connecting portion (33) to wear out on conductive sheet (4), the width of connecting hole (41) is less than the width of spacing portion (32).

3. The adapter of claim 1, wherein: the shell (1) comprises a top cover (11), a base (12) which is detachably arranged on the top cover (11), and an inserting sleeve (13) which is detachably arranged between the top cover (11) and the base (12), wherein the inserting opening (133) is formed in the inserting sleeve (13).

4. The adapter of claim 3, wherein: first constant head tank (114) have been seted up towards the side of base (12) in top cap (11), second constant head tank (126) have been seted up towards the side of top cap (11) in base (12), plug bush (13) are pegged graft and are set up in first constant head tank (114) and second constant head tank (126).

5. The adapter of claim 3, wherein: the two opposite sides of the plug bush (13) are respectively provided with a fixing lug (131), and a fixing hole (132) for a bolt to penetrate is formed in the fixing lug (131).

6. The adapter of claim 3, wherein: base (12) are towards one side edge integrated into one piece of top cap (11) have waterproof platform (125), top cap (11) are seted up towards the side of base (12) and are pegged graft waterproof groove (113) of complex with waterproof platform (125).

7. The adapter as claimed in claim 3, wherein: top cap (11) can dismantle through at least a set of connecting piece with base (12) and link to each other, the connecting piece is including fixing first spliced pole (111) on top cap (11), fixing second spliced pole (121) on base (12), connection screw (112) have been seted up towards the side of second spliced pole (121) in first spliced pole (111), offer through hole (122) that are used for supplying the bolt to wear to establish on second spliced pole (121), through hole (122) are concentric the setting with being connected screw (112).

8. The adapter of claim 7, wherein: when the top cover (11) is connected with the base (12), a mounting cavity (14) for accommodating the circuit board (2) is formed between the top cover and the base, a plurality of mounting columns (115) are fixedly arranged on the wall of the mounting cavity (14), and the circuit board (2) is abutted between the plug bush (13) and the mounting columns (115).

9. The adapter of claim 7, wherein: the base (12) is provided with a plurality of air holes (123) communicated with the installation cavity (14).

10. The adapter of claim 9, wherein: one side of the second connecting column (121) far away from the first connecting column (111) is coaxially provided with an extension pipe (124), and the extension pipe (124) is positioned on one side of the base (12) far away from the top cover (11).