CN216903643U - Adapter convenient to change and participate in - Google Patents

Abstract

The utility model discloses an adapter with a plug pin convenient to replace, which relates to the technical field of power adapters, and adopts the technical scheme that the key points of the adapter are as follows: comprises an adapter body, a conductive elastic sheet and a pin; the adapter comprises an adapter body, a mounting groove and a conductive insert, wherein the adapter body is provided with the mounting groove, and the wall of the mounting groove is provided with the conductive insert; one end of the conductive insertion piece is electrically connected with the adapter body, and the other end of the conductive insertion piece extends into the mounting groove towards the extending direction of the mounting groove; the plug pin is inserted into the mounting groove in a sliding mode along the extension direction of the mounting groove, and a socket is formed in the surface, facing the conductive insertion piece, of the plug pin; and the conductive elastic sheet is arranged in the pin, one end of the conductive elastic sheet is electrically connected with the pin, and the other end of the conductive elastic sheet is aligned with the socket and is provided with an elastic clamping part. According to the utility model, after the plug pin slides into the mounting groove, the electric connection between the conductive insertion piece and the conductive elastic piece can be realized, the two conductive insertion pieces are stably clamped and connected, a spring is not required, and the effects of improving the installation and use convenience and prolonging the service life of the conductive insertion piece and the conductive elastic piece are achieved.

Description

Adapter convenient to change and participate in

Technical Field

The utility model relates to the technical field of power adapters, in particular to an adapter with pins convenient to replace.

Background

The Power adapter (Power adapter) is a Power supply conversion device for small portable electronic equipment and electronic appliances, generally comprises components such as a shell, a transformer, an inductor, a capacitor, a control IC (integrated circuit), a PCB (printed circuit board) and the like, has the working principle that alternating current input is converted into direct current output, and is an essential part in daily life of people. The traditional power adapter usually fixes the plug pins on the adapter body directly, and the power utilization standards used in different countries are different, so that the interface standards of the chargers are different, and a plurality of chargers may need to be carried in a traveling process. Therefore, the power adapter with replaceable pins is designed in the prior art, and the plug can be quickly replaced on the adapter body through the buckle structure.

If the granted bulletin number is CN203466401U, the bulletin date is 2014.03.05, which discloses a power plug capable of rapidly replacing pins, comprising a housing, a first conductive elastic sheet and pins, wherein the housing is provided with a mounting groove, the pins are arranged in the mounting groove and are connected with the mounting groove in a buckling manner, side walls of two sides of the mounting groove are respectively provided with a guide rail groove, two sides of the bottom of each pin are respectively provided with a flange, the flanges are arranged in the guide rail grooves, a latch is arranged at the bottom of the mounting groove, the latch comprises a cantilever beam and a bulge, a clamping groove is arranged at the bottom of each pin, a conductive elastic body is arranged in the housing, one end of the conductive elastic body is connected with a main board, the other end of the conductive elastic body is connected with the first conductive elastic sheet, the guide rail groove is vertical to the conductive elastic body, and the pins are provided with a second conductive elastic sheet, the second conductive elastic sheet comprises a contact elastic sheet which is in contact with the first conductive elastic sheet, a welding sheet which is connected with the pin sheet and a supporting sheet which is positioned between the contact elastic sheet and the welding sheet.

Cooperate through guide rail groove and flange, can lead the installation with the casing to the pin, need push down first electric conductor during the installation, let participate in the smooth installation, and reset through conductive elastomer's elasticity after the installation targets in place, make first electrically conductive shell fragment wear outside the casing and with the contact of the electrically conductive shell fragment of second, through the contact of the electrically conductive shell fragment of second and first electrically conductive shell fragment, be connected through conductive elastomer and casing internal electricity by the electrically conductive shell fragment of second, and then realize participating in and be connected with the electricity in the casing. But first electrically conductive shell fragment and electrically conductive elastomer all are perpendicular with the guide rail groove, need press it in step when leading to participating in the slip guide rail groove, it is comparatively troublesome to operate, and participate in the installation back in place, the electrically conductive shell fragment of second only simply contacts with first electrically conductive shell fragment, the easy skew dislocation when receiving external force to collide with, and first electrically conductive shell fragment relies on electrically conductive elastomer to connect, just can lead to first electrically conductive shell fragment to push down to a little atress, and then break away from with the electrically conductive shell fragment of second, influence the stability of electricity even, and under long-term use, electrically conductive elastomer life-span descends, elasticity feedback weak, cause easily that first electrically conductive shell fragment deviates from the position, can't accurately install in place, influence the life of whole adapter.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the adapter with the conveniently replaced plug pins, the plug pins can be slid into the mounting grooves, the conductive plug pins and the conductive elastic sheet can be electrically connected, the plug pins and the conductive elastic sheet are stably clamped and connected, and the adapter has the effect of improving the convenience in mounting and use.

In order to achieve the purpose, the utility model provides the following technical scheme:

an adapter convenient for replacing pins comprises an adapter body, a conductive elastic sheet and pins;

the adapter body is provided with a mounting groove, and the wall of the mounting groove is provided with a conductive insertion piece; one end of the conductive insertion piece is electrically connected with the adapter body, and the other end of the conductive insertion piece extends into the mounting groove towards the extending direction of the mounting groove;

the plug pin is inserted into the mounting groove in a sliding manner along the extension direction of the mounting groove, and a socket for inserting the conductive insertion piece is formed on the surface of the plug pin facing the conductive insertion piece;

the conductive elastic sheet is arranged in the pin, one end of the conductive elastic sheet is electrically connected with the pin, and the other end of the conductive elastic sheet is aligned with the jack and is provided with an elastic clamping part for clamping the conductive inserting sheet to realize the electrical connection;

when the plug pins are inserted into the mounting grooves in a sliding mode, the conductive insertion pieces are inserted into the plug pins through the sockets, and the elastic clamping parts clamp the conductive insertion pieces to achieve electric connection.

Further setting: the elastic clamping part comprises a conductive part, an elastic bending part and a guide part; the conductive part is connected to one end of the conductive elastic sheet far away from the pin and is aligned with the socket; the elastic bending part is formed by bending two sides of the conductive part inwards; the guide part is formed by bending and inclining two sides of the elastic bending part outwards, and a clamping opening for clamping the conductive insertion piece is formed at the joint of the guide part and the elastic bending part.

Further setting: the conductive part is matched with the elastic bending part to form a closed space for the conductive inserting sheet to insert; and a limiting column for limiting the insertion depth of the conductive insertion piece is arranged in the closed space.

Further setting: the notch of mounting groove with participate in between the lateral wall and be provided with the guide structure that is used for the guide to participate in inserting the mounting groove.

Further setting: the guide structure comprises a guide edge and a limiting edge; the guide edges are arranged on two sides of the notch of the mounting groove; the limiting edges are symmetrically arranged on two sides of the pin and form a guide groove for the guide edges to be inserted in a sliding mode with the pin shell.

Further setting: the pin comprises a pin body, a first shell and a second shell; the pin body is arranged on the first shell and is connected with the conductive elastic sheet; a limiting structure for positioning the conductive elastic sheet is arranged in the first shell; the second shell is arranged on the first shell and slides in the mounting groove.

Further setting: the first shell is internally and fixedly provided with a threaded column, and the second shell is provided with a connecting hole opposite to the threaded column so as to be in threaded connection with the threaded column after penetrating through the connecting hole through a bolt.

Further setting: a clamping groove is formed in the mounting groove; the plug pins are provided with elastic clamping tongues matched with the clamping grooves in a clamping mode.

Further setting: the adapter body comprises a cover body and a mounting cover; the mounting cover is clamped on the cover body; the mounting groove and the conductive insertion sheet are arranged on the mounting cover.

Compared with the prior art, the utility model has the following advantages by adopting the technical scheme:

1. the conductive insertion piece is arranged towards the extending direction of the mounting groove, so that when the plug pin is inserted into the mounting groove in a sliding manner along the extending direction of the mounting groove, the conductive insertion piece does not need to be pressed down, the conductive insertion piece can be directly inserted into the socket, and is electrically connected with the conductive elastic piece, the plug pin is convenient to disassemble and replace, and the mounting and using convenience of the plug pin is improved;

2. the elastic clamping part is arranged on the conductive elastic sheet, so that the conductive insertion sheet can be clamped on the elastic clamping part after being inserted into the socket, the conductive insertion sheet is stably contacted with the conductive elastic sheet, the conductive elastic sheet and the conductive insertion sheet are electrically connected, a spring is not needed, the use stability of the conductive elastic sheet is improved, and the service life of the conductive elastic sheet is prolonged;

3. the conductive inserting sheet is guided to be inserted through the guide part, so that the conductive inserting sheet is accurately inserted into the clamping opening and clamped at the elastic bending part, and the conductive inserting sheet is electrically connected with the conductive elastic sheet through the conductive part, the conductive inserting sheet is conveniently and stably connected onto the conductive inserting sheet, and the stability of the electrical connection between the inserting sheet and the adapter body and the convenience of installation are improved;

4. through the arranged guide structure, the plug pins can be guided to accurately slide into the mounting grooves, so that the accuracy of the plug pins and the adapter body during mounting is improved, and the convenience of mounting and using is further improved;

5. the clamping groove is matched with the elastic clamping tongue, so that the plug pins can be conveniently clamped on the mounting groove, and the plug pins can be conveniently disassembled and replaced on the adapter body;

6. through being connected installation lid and lid through the joint for the two has dual spacing effect through ultrasonic bonding after, improves the two fixed stability.

Drawings

FIG. 1 is a schematic view of an adapter for facilitating pin replacement according to the present invention;

FIG. 2 is a schematic cross-sectional view of an adapter for facilitating replacement of pins according to the present invention;

FIG. 3 is a schematic view of the adapter body and the pins of the present invention after they are separated;

FIG. 4 is a schematic view of the structure of FIG. 3 in a bottom view;

FIG. 5 is a schematic structural view of the pin of the present invention after the first housing is separated from the second housing;

FIG. 6 is an enlarged schematic view at A in FIG. 5;

FIG. 7 is a schematic structural view of another pin format of the present invention;

fig. 8 is a schematic structural view of other pin sizes in the present invention.

In the figure: 1. an adapter body; 11. a cover body; 12. installing a cover; 2. a conductive spring plate; 21. an elastic clamping part; 211. a conductive portion; 212. an elastic bending part; 213. a guide portion; 214. a clamping port; 215. a closed space; 216. a limiting column; 3. a pin; 31. a socket; 32. a pin body; 33. a first housing; 331. a threaded post; 34. a second housing; 341. connecting holes; 35. an elastic clamping tongue; 4. mounting grooves; 41. a card slot; 5. a conductive insert; 6. a guide structure; 61. a guide edge; 62. a limiting edge; 63. a guide groove.

Detailed Description

The adapter to facilitate pin replacement is further described with reference to fig. 1-8.

An adapter convenient for replacing a pin 3 is shown in fig. 1 and 2 and comprises an adapter body 1, a pin 3 and a conductive elastic sheet 2; participate in 3 can dismantle and locate adapter body 1 on to form the electricity through electrically conductive shell fragment 2 and adapter body 1, and then conveniently change participating in 3 of different specifications and use.

As shown in fig. 2, 3 and 4, the adaptor body 1 includes a cover body 11 and a mounting cover 12; installation lid 12 joint is on lid 11 for form preliminary joint when the two is installed, and rethread ultrasonic bonding carries out welded fastening, makes the two have dual fixed knot structure, improves the stability after fixing. The surface of the mounting cover 12 is provided with a mounting groove 4, and the wall of the mounting groove 4 is provided with a conductive insert 5; the one end of electrically conductive inserted sheet 5 is located lid 11 and links with the inside circuit electricity of adapter body 1, and the other end stretches into in mounting groove 4 towards the 4 extending direction of mounting groove to be used for being connected with electrically conductive shell fragment 2 and form the electricity even, conveniently make to participate in 3 and adapter body 1 and form the electricity even, and then be convenient for participate in 3 the dismantlement change.

As shown in fig. 4 and 5, the pin 3 is slidably inserted into the mounting groove 4 along the extending direction of the mounting groove 4, and a socket 31 for inserting the conductive insert 5 is opened on the surface facing the conductive insert 5, so that after the pin 3 is mounted in the mounting groove 4, the conductive insert 5 extends into the pin 3 to be electrically connected through the conductive elastic piece 2, and further, the pin 3 is electrically connected with the adapter body 1. Specifically, the pin 3 includes a pin body 32, a first housing 33, and a second housing 34; the pin body 32 is arranged on the first shell 33 and connected with the conductive elastic sheet 2; a limiting structure for positioning the conductive elastic sheet 2 is arranged in the first shell 33, and the limiting structure can adopt an embedded groove for embedding the conductive elastic sheet 2, so that the conductive elastic sheet 2 is positioned on the first shell 33 and is fixedly connected with the pin body 32 on the first shell 33; the second shell 34 is installed on the first shell 33 and slides in the installation groove 4; in this embodiment, a threaded post 331 is fixedly disposed in the first casing 33, and a connection hole 341 opposite to the threaded post 331 is disposed on the second casing 34, so that a bolt passes through the connection hole 341 and is then screwed onto the threaded post 331, thereby implementing the mounting and fixing of the first casing 33 and the second casing 34 and enhancing the mounting stability of the first casing 33 and the second casing 34.

As shown in fig. 2, 3 and 4, in order to facilitate the disassembly and assembly of the pin 3, a clamping groove 41 is provided on the mounting groove 4, and an elastic tongue 35 engaged with the clamping groove 41 is provided on the pin 3, so that the pin 3 and the mounting groove 4 can be clamped and fixed, and the pin 3 can be pulled out only by applying force during disassembly, thereby facilitating the replacement of the pin 3. A guide structure 6 for guiding the pin 3 to be inserted into the mounting groove 4 is arranged between the notch of the mounting groove 4 and the side wall of the pin 3, and specifically, the guide structure 6 comprises a guide edge 61 and a limit edge 62; the guide edges 61 are arranged on the two sides of the notch of the mounting groove 4; spacing edge 62 symmetry is located and is participated in 3 both sides to form the guide way 63 that supplies the guide edge 61 to slide the grafting with participating in 3 casing, so that participate in 3 and can accurately slide in mounting groove 4 and install, improve the accuracy and the stability of participating in 3 installation process.

As shown in fig. 3, 4 and 5, the conductive elastic sheet 2 is installed in the pin 3, and one end of the conductive elastic sheet is electrically connected to the pin 3, and the other end of the conductive elastic sheet is aligned to the socket 31 and is provided with an elastic clamping portion 21 for clamping the conductive insertion sheet 5 to realize electrical connection; when participating in 3 slip insert mounting groove 4 in, electrically conductive inserted sheet 5 inserts through socket 31 and participates in 3, electrically even is realized to electrically conductive inserted sheet 5 of the 21 centre gripping of elasticity clamping part, so make and participate in 3 installation in need not to press electrically conductive inserted sheet 5, only need to participate in 3 and stably slide in mounting groove 4 through guide structure 6, can make electrically conductive inserted sheet 5 insert through socket 31 and participate in 3 in, and make electrically conductive inserted sheet 5 contradict with the elasticity clamping part 21 of electrically conductive shell fragment 2, utilize elasticity clamping part 21 firmly to clip electrically conductive inserted sheet 5, improve the stability that electrically conductive inserted sheet 5 is connected with electrically conductive shell fragment 2, and then improve and participate in 3 accuracy and the stability of 1 electricity even of adapter body, the dismouting that conveniently participates in 3 is replaced.

As shown in fig. 3, 5 and 6, the elastic clamping portion 21 further includes a conductive portion 211, an elastic bending portion 212 and a guide portion 213; the conductive part 211 is connected to one end of the conductive elastic sheet 2 far away from the pin 3 and is aligned with the socket 31; the elastic bending part 212 is formed by bending two sides of the conductive part 211 inwards; the guide part 213 is formed by bending and inclining two sides of the elastic bending part 212 outwards, and a clamping opening 214 for clamping the conductive insert 5 is formed at the joint of the guide part and the elastic bending part 212; after the pin 3 is inserted into the mounting groove 4, the conductive insert 5 is guided by the guide portion 213 to be accurately inserted into the clamping opening 214, so that the conductive insert 5 is stably clamped on the elastic bending portion 212, and further, the conductive portion 211 and the conductive elastic piece 2 are electrically connected. Wherein, the conductive part 211 cooperates with the elastic bending part 212 to form a closed space 215 for the conductive insert 5 to insert; be provided with the spacing post 216 that is used for restricting conductive insertion sheet 5 depth of insertion in enclosure 215 for conductive insertion sheet 5 is contradicted in spacing post 216 after inserting, and then avoids it to insert deeply, guarantees that elasticity clamping part 21 stabilizes centre gripping conductive insertion sheet 5, improves complex stability.

The installation process comprises the following steps: firstly, fixing a conductive insert 5 on a mounting cover 12 and extending the conductive insert into a mounting groove 4; then, the mounting cover 12 is clamped on the cover body 11, one end of the conductive insertion piece 5 is electrically connected with an internal circuit of the adapter body 1, and then the mounting cover 12 can be fixed on the cover body 11 through an ultrasonic welding structure; then, the conductive elastic sheet 2 is installed in the first shell 33 and is fixedly connected with the pin body 32, and then the second shell 34 is fixed on the first shell 33 through bolts, so that the conductive elastic sheet 2 is fixed in the pin 3, and the elastic clamping portion 21 of the conductive elastic sheet 2 is aligned to the socket 31; finally, the guiding groove 63 of the pin 3 is aligned to the guiding edge 61 and inserted into the guiding groove 61, so that the pin 3 is matched with the limiting edge 62 through the guiding edge 61, the pin can accurately and stably slide into the mounting groove 4, the conductive insert 5 can be inserted into the socket 31 of the pin 3 in the sliding process, after the pin 3 is mounted in place, the elastic insert 35 is clamped on the clamping groove 41, the pin 3 is fixed on the adapter body 1, meanwhile, the conductive insert 5 is guided by the guiding part 213 and inserted into the clamping opening 214 to be clamped on the elastic clamping part 21, the conductive insert 5 is electrically connected with the conductive insert 2, the pin 3 is electrically connected with the adapter body 1, namely, the assembly and the use are completed, when the pin 3 is replaced, only the pin 3 of the other specification needs to be taken down, and the pin 3 of the other specification is mounted in the mounting groove 4 of the adapter body 1. As shown in fig. 1, 7 and 8, the pins 3 have different structures to meet the safety regulations of different countries, and when the adapter is used, the corresponding pins 3 are only required to be installed on the adapter body 1 according to requirements.

The working principle is as follows: through participating in 3 directly to slide in mounting groove 4, make participate in 3 and slide in the in-process of mounting groove 4, electrically conductive inserted sheet 5 is directly to being located socket 31 and insert relatively in participating in 3, and the elasticity clamping part 21 through electrically conductive shell fragment 2 grasps electrically conductive inserted sheet 5, make participate in 3 installation, need not to push down electrically conductive inserted sheet 5, directly insert along mounting groove 4 can, and electrically conductive inserted sheet 5 carries out the centre gripping with the contact of electrically conductive shell fragment 2 through elasticity clamping part 21 and fixes, can improve the stability of electrically conductive inserted sheet 5 and the contact of electrically conductive shell fragment 2, guarantee to participate in 3 and the stable connection after the installation of adapter body 1. Through the scheme, after the plug pin 3 slides into the mounting groove 4, the electric connection between the conductive insertion piece 5 and the conductive elastic piece 2 can be realized, the two are stably clamped and connected, and the installation and use convenience is improved.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to those skilled in the art without departing from the principles of the present invention should also be considered as within the scope of the present invention.

Claims (9)

1. An adapter convenient for replacing pins is characterized by comprising an adapter body, a conductive elastic sheet and pins;

the adapter body is provided with a mounting groove, and the wall of the mounting groove is provided with a conductive insertion piece; one end of the conductive insertion piece is electrically connected with the adapter body, and the other end of the conductive insertion piece extends into the mounting groove towards the extending direction of the mounting groove;

the plug pin is inserted into the mounting groove in a sliding manner along the extension direction of the mounting groove, and a socket for inserting the conductive insertion piece is formed on the surface of the plug pin facing the conductive insertion piece;

the conductive elastic sheet is arranged in the pin, one end of the conductive elastic sheet is electrically connected with the pin, and the other end of the conductive elastic sheet is aligned with the jack and is provided with an elastic clamping part for clamping the conductive inserting sheet to realize the electrical connection;

when the plug pins are inserted into the mounting grooves in a sliding mode, the conductive insertion pieces are inserted into the plug pins through the sockets, and the elastic clamping parts clamp the conductive insertion pieces to achieve electric connection.

2. The adapter for facilitating the replacement of pins of claim 1, wherein said resilient clamping portion comprises a conductive portion, a resilient bending portion, and a guide portion; the conductive part is connected to one end of the conductive elastic sheet far away from the pin and is aligned with the socket; the elastic bending part is formed by bending two sides of the conductive part inwards; the guide part is formed by bending and inclining two sides of the elastic bending part outwards, and a clamping opening for clamping the conductive insertion piece is formed at the joint of the guide part and the elastic bending part.

3. The adapter for conveniently replacing the pins as claimed in claim 2, wherein the conductive portion cooperates with the elastic bending portion to form a closed space for inserting the conductive insert; and a limiting column for limiting the insertion depth of the conductive insertion piece is arranged in the closed space.

4. An adapter for facilitating replacement of a pin according to claim 1, wherein a guide structure for guiding insertion of the pin into the mounting groove is provided between the notch of the mounting groove and the side wall of the pin.

5. An adapter for facilitating the replacement of a pin according to claim 4, wherein the guide structure comprises a guide edge and a stop edge; the guide edges are arranged on two sides of the notch of the mounting groove; the limiting edges are symmetrically arranged on two sides of the pin and form a guide groove for the guide edges to be inserted in a sliding mode with the pin shell.

6. The adapter for facilitating replacement of a pin of claim 1, wherein the pin comprises a pin body, a first housing and a second housing; the pin body is arranged on the first shell and is connected with the conductive elastic sheet; a limiting structure for positioning the conductive elastic sheet is arranged in the first shell; the second shell is arranged on the first shell and slides in the mounting groove.

7. The adapter for conveniently replacing pins as claimed in claim 6, wherein the first housing is fixedly provided with a threaded post, and the second housing is provided with a connecting hole opposite to the threaded post, so as to be screwed on the threaded post after passing through the connecting hole by a bolt.

8. An adapter for facilitating the replacement of pins according to any of claims 1 to 7, wherein the mounting groove is provided with a slot; the plug pins are provided with elastic clamping tongues matched with the clamping grooves in a clamping mode.

9. The adapter for facilitating replacement of pins as claimed in claim 1, wherein the adapter body comprises a cover body and a mounting cover; the mounting cover is clamped on the cover body; the mounting groove and the conductive insertion sheet are arranged on the mounting cover.

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