CN217009696U

CN217009696U - Adapter plug

Info

Publication number: CN217009696U
Application number: CN202220181831.3U
Authority: CN
Inventors: 谢志礼; 陈焱生; 王易军
Original assignee: Dongguan Guanqing Electronics Co ltd
Current assignee: Dongguan Guanqing Electronics Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-07-19
Anticipated expiration: 2032-01-21

Abstract

The utility model discloses an adapter plug, which comprises a shell, wherein one end of the shell is provided with an electric plug pin, the other end of the shell is an open end and is covered by a cover plate, the cover plate is provided with a wiring port, the wiring port comprises a wiring terminal, the shell is also internally provided with a circuit board, the circuit board is respectively provided with a V-shaped elastic sheet which can be electrically connected with the wiring terminal and the electric plug pin, the tip end of the V-shaped elastic sheet is provided with a socket, the wiring terminal and the electric plug pin can be inserted into the socket in an interference fit manner, and the open end of the shell is provided with a sealing structure; the electric connection pin and the wiring terminal in the existing adapter plug can be replaced to be connected with the circuit board in a welding way, so that the adapter plug is convenient to assemble, and the assembly cost is reduced; in addition, be equipped with seal structure at the open end of casing, can avoid water to flow in from the gap, avoid causing the damage to inside components and parts, prevent that components and parts from rustting, promote ageing resistance.

Description

Adapter plug

Technical Field

The utility model relates to the technical field of plugs, in particular to an adapter plug.

Background

The adapter socket is used for connecting an electric product with a power supply; at present, one end of a plurality of adapters is directly provided with a power connection pin, and the other end is provided with a wiring port connected with an electric appliance; in the existing adapter, the wiring port and the power connection pin are connected with the circuit board by welding, so that the assembly is extremely troublesome; therefore, there is a need for an adapter plug that is simple in construction and easy to assemble.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an adapter plug that solves one or more of the problems set forth above.

In order to achieve the purpose, the utility model adopts the following scheme: the utility model provides an adapter plug, includes the casing one end is equipped with connects electric pin, and the other end is equipped with the apron for open end and lid be equipped with the wiring port on the apron, the wiring port is including binding post still be equipped with the circuit board in the casing be equipped with respectively on the circuit board can with binding post, connect electric pin electric connection's V-arrangement shell fragment, the pointed end of V-arrangement shell fragment is equipped with the socket, binding post, connect electric pin homoenergetic interference fit to insert and locate in the socket the open end of casing is equipped with seal structure.

Further, seal structure subsides the heavy platform that forms downwards including setting up at the inboard edge of open end the inboard edge of heavy platform is equipped with the waterproof ring that keeps off of upwards extending, waterproof keep off form the recess between ring and the heavy platform lateral wall the edge of apron is equipped with downwardly extending's the ring of inserting, insert ring interference fit and insert in the recess.

Furthermore, an inwardly extending flange is arranged on the inner side edge corresponding to the opening end, and when the cover plate is covered in the opening end, the flange abuts against the upper end face of the cover plate.

Furthermore, the upper end face of the flange is of an inclined plane structure, and the lower end face of the flange is of a horizontal straight body structure.

Furthermore, the wiring port comprises a boss arranged at the outer end of the cover plate, the end face of the boss is symmetrically provided with jacks, the wiring terminal comprises a U-shaped elastic sheet and a terminal sheet connected with the sealing end of the U-shaped elastic sheet, the U-shaped elastic sheet is inserted into the jacks, and the U-shaped elastic sheet is inserted into the jacks.

Furthermore, vertical clamping grooves are symmetrically formed in the insertion holes, and two sides of the U-shaped elastic sheet are clamped in the vertical clamping grooves.

Further, an arc-shaped clamping groove is formed in the side wall surface of the vertical clamping groove, arc-shaped protruding portions protruding outwards are arranged on two sides of the U-shaped elastic sheet, and the arc-shaped protruding portions abut against the inside of the arc-shaped clamping groove.

Furthermore, two sides of the upper end of the U-shaped elastic sheet are flanged structures which are turned outwards, and the flanged structures are embedded in the end faces of the bosses.

Furthermore, a fool-proof notch is arranged on one side of the boss.

Furthermore, a connecting threaded pipe arranged around the boss is arranged on the cover plate, and external threads are arranged on the outer side wall surface of the connecting threaded pipe.

In summary, the beneficial effects of the utility model are as follows: the circuit board is provided with the V-shaped elastic sheet, and the tip of the V-shaped elastic sheet is provided with the socket; when the adapter plug is assembled, when the circuit board is directly installed in the shell, one end of the electric pin is inserted into the socket of the V-shaped elastic sheet, the other end of the electric pin extends out of the shell, then the cover plate is covered, and the wiring terminal of the wiring port on the cover plate is inserted into the socket of the corresponding V-shaped elastic sheet, so that the power is switched on; therefore, the electric connection pins and the wiring terminals in the existing adapter plug are replaced to be connected with the circuit board in a welding way, so that the adapter plug is convenient to assemble, and the assembly cost is reduced; in addition, the opening end of the shell is provided with the sealing structure, so that water can be prevented from flowing in from a gap, damage to internal components is avoided, the components are prevented from rusting, and the ageing resistance is improved.

Drawings

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

Fig. 2 is a schematic cross-sectional view of an adapter of the present invention.

Fig. 3 is a cross-sectional exploded view of the adapter of the present invention.

FIG. 4 is a partial cross-sectional schematic view of a patch port of the present invention.

FIG. 5 is an enlarged view of the position A of FIG. 2 according to the present invention.

Detailed Description

The following detailed description provides many different embodiments or examples for implementing the utility model. Of course, these are merely embodiments or examples and are not intended to be limiting. In addition, repeated reference numbers, such as repeated numbers and/or letters, may be used in various embodiments. These iterations are for simplicity and clarity of describing the present invention and are not intended to represent a particular relationship between the various embodiments and/or configurations discussed.

The utility model is further described in the following description of the drawings and the detailed description: an adapter plug as shown in fig. 1 to 5 comprises a housing 1, wherein one end of the housing 1 is provided with a power connection pin 2, the other end of the housing 1 is an open end 12 and is covered by a cover plate 7, the cover plate 7 is provided with a wiring port 3, the wiring port 3 comprises a wiring terminal 9, the housing 1 is further provided with a circuit board 8, the circuit board 8 is respectively provided with a V-shaped elastic piece 10 which can be electrically connected with the wiring terminal 9 and the power connection pin 2, the tip of the V-shaped elastic piece 10 is provided with a socket 11, the wiring terminal 9 and the power connection pin 2 can be inserted into the socket 11 in an interference fit manner, and the open end 12 of the housing 1 is provided with a sealing structure; the V-shaped elastic sheet 10 is arranged on the circuit board 8, and the tip end of the V-shaped elastic sheet 10 is provided with the socket 11; when the adapter plug is assembled, when the circuit board 8 is directly installed in the shell 1, one end of the electric connection pin 2 is inserted into the socket 11 of the V-shaped elastic sheet 10, the other end of the electric connection pin extends out of the shell 1, then the cover plate 7 is covered, and the wiring terminal 9 of the wiring port 3 on the cover plate 7 is inserted into the socket 11 of the corresponding V-shaped elastic sheet 10, so that the electrification is achieved; therefore, the electric connection pins and the wiring terminals in the existing adapter plug are replaced to be connected with the circuit board in a welding way, so that the adapter plug is convenient to assemble, and the assembly cost is reduced; in addition, the opening end 12 of the casing 1 is provided with a sealing structure, so that water can be prevented from flowing in from gaps, damage to internal components is avoided, the components are prevented from rusting, and the ageing resistance is improved.

Specifically, seal structure subsides the heavy platform 21 that forms downwards including setting up at the inboard edge of open end 12 the inboard edge of heavy platform 21 is equipped with the waterproof ring 22 that keeps off of upwards extending, waterproof ring 22 that keeps off and heavy form recess 23 between the 21 lateral walls of platform the edge of apron 7 is equipped with downwardly extending's the ring 24 that inserts, insert 24 interference fit of ring and insert in recess 23, when apron 7 installs, insert ring 21 on the apron 7 and inserted in recess 23 to carry out firm sealed with the open end 12 of casing 1, reach the purpose of filling the gap, avoid water to flow in from the gap, avoid causing the damage to the inside components and parts of casing 1, prevent that components and parts from rustting, promote ageing resistance.

Referring to fig. 1, 2, and 5, an inwardly extending flange 31 is provided on an inner side edge corresponding to the open end 12, when the cover plate 7 is covered in the open end 12, the flange 31 abuts against an upper end surface of the cover plate 7, the upper end surface of the flange 31 is an inclined surface structure, and the lower end surface of the flange 31 is a horizontal straight surface structure, and when the cover plate 7 is mounted in place, the lower end surface of the flange 31 abuts against the cover plate 7, so that the cover plate 7 can be pressed, and the sealing performance between the cover plate 7 and the open end 12 is improved.

The cover plate 7 is correspondingly provided with a key through hole 100 matched with a reset switch 102 on the circuit board 8, and a sealing block 101 is arranged in the key through hole 100; of course, the cover plate 7 may be used with a circuit board without the reset switch 102, without the key through hole 100.

Referring to fig. 1, 3 and 4, the wiring port 3 includes a boss 4 disposed at an outer end of the cover plate 7, the end surface of the boss 4 is symmetrically provided with insertion holes 5, the wiring terminal 9 includes a U-shaped elastic sheet 6 and a terminal sheet 61 connected to a sealing end of the U-shaped elastic sheet 6, the U-shaped elastic sheet 6 is inserted into the insertion holes 5, the U-shaped elastic sheet 6 is inserted into the insertion holes 11, vertical slots 66 are symmetrically disposed in the insertion holes 5, two sides of the U-shaped elastic sheet 6 are clamped in the vertical slots 66, an arc-shaped slot 71 is disposed on a side wall surface of the vertical slot 66, two sides of the U-shaped elastic sheet 6 are provided with arc-shaped protrusions 72 protruding outwards, and the arc-shaped protrusions 72 abut against the arc-shaped slot 71; the U-shaped elastic sheet 6 is directly inserted into the jack 5 and clamped tightly, the operation is extremely simple and convenient, the production efficiency is improved, during installation, the U-shaped elastic sheet 6 is inserted from the upper end of the jack 5, the arc-shaped protruding parts 72 on two sides of the U-shaped elastic sheet 6 are inserted into the arc-shaped clamping grooves 71, so that the U-shaped elastic sheet 6 is more stably fixed, and after installation, the terminal sheet 61 at one end of the U-shaped elastic sheet 6 is inserted into the corresponding socket 11 and is electrically connected with the circuit board 8.

In order to enable the electric appliance to be inserted into the U-shaped elastic sheet 6 more smoothly, the two sides of the upper end of the U-shaped elastic sheet 6 are flanging structures 81 which are turned outwards, and the flanging structures 81 are embedded in the end faces of the bosses 4, so that the flanging structures 81 can guide the electric appliance pins to be inserted into the U-shaped elastic sheet 6.

In the utility model, a fool-proof notch 91 is arranged on one side of the boss 4, an electrical appliance plug connected with the adapter plug is positioned through the fool-proof notch 91, and the positive electrode and the negative electrode are prevented from being reversely connected through the fool-proof notch 91.

In the utility model, the cover plate 7 is provided with a connecting threaded pipe 92 arranged around the boss 4, the outer side wall surface of the connecting threaded pipe 92 is provided with external threads, and a nut is sleeved on the electric appliance plug to be connected with the connecting threaded pipe 92, thereby achieving the purpose of locking the electric appliance plug on the connection port 3 of the adapter.

While there have been shown and described the fundamental principles and principal features of the utility model and advantages thereof, it will be understood by those skilled in the art that the utility model is not limited to the embodiments described above, which are given by way of illustration of the principles of the utility model, but is susceptible to various changes and modifications without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an adapter plug, including casing (1) one end is equipped with connects electric pin (2), and the other end is open end (12) and covers and be equipped with apron (7) be equipped with wiring port (3) on apron (7), wiring port (3) are including binding post (9) still be equipped with circuit board (8), its characterized in that in casing (1): the circuit board (8) is respectively provided with a V-shaped elastic sheet (10) which can be electrically connected with the wiring terminal (9) and the power connection pin (2), the pointed end of the V-shaped elastic sheet (10) is provided with a socket (11), the wiring terminal (9) and the power connection pin (2) can be inserted into the socket (11) in an interference fit manner, and the opening end (12) of the shell (1) is provided with a sealing structure.

2. An adapter plug according to claim 1, wherein: seal structure subsides heavy platform (21) that forms downwards at open end (12) inboard edge including setting up the inboard edge of heavy platform (21) is equipped with waterproof fender ring (22) of upwards extending, waterproof fender ring (22) and heavy platform (21) lateral wall between form recess (23) the edge of apron (7) is equipped with downwardly extending's insert ring (24), insert ring (24) interference fit and insert in recess (23).

3. An adapter plug according to claim 1 or 2, wherein: and an inward extending flange (31) is arranged on the inner side edge corresponding to the open end (12), and when the cover plate (7) is covered in the open end (12), the flange (31) is abutted against the upper end surface of the cover plate (7).

4. An adapter plug according to claim 3, wherein: the upper end face of the flange (31) is of an inclined plane structure, and the lower end face of the flange is of a horizontal straight body structure.

5. An adapter plug according to claim 1, wherein: the wiring port (3) is provided with a jack (5) including a boss (4) arranged at the outer end of a cover plate (7), the terminal plate (61) is arranged on the end face of the boss (4) symmetrically, the wiring terminal (9) comprises a U-shaped elastic sheet (6) and a terminal plate (6) connected with the sealing end of the U-shaped elastic sheet (6), the U-shaped elastic sheet (6) is inserted into the jack (5), and the U-shaped elastic sheet (6) is inserted into a socket (11).

6. An adapter plug according to claim 5, wherein: vertical clamping grooves (66) are symmetrically formed in the insertion hole (5), and two sides of the U-shaped elastic sheet (6) are clamped in the vertical clamping grooves (66).

7. An adapter plug according to claim 6, wherein: the side wall surface of the vertical clamping groove (66) is provided with an arc-shaped clamping groove (71), two sides of the U-shaped elastic sheet (6) are provided with arc-shaped protruding parts (72) protruding outwards, and the arc-shaped protruding parts (72) are abutted to the inside of the arc-shaped clamping groove (71).

8. An adapter plug according to claim 7, wherein: the two sides of the upper end of the U-shaped elastic sheet (6) are provided with flanging structures (81) which are turned outwards, and the flanging structures (81) are embedded in the end surfaces of the bosses (4).

9. An adapter plug according to claim 5, wherein: a fool-proof notch (91) is arranged on one side of the boss (4).

10. An adapter plug according to claim 5, wherein: and a connecting threaded pipe (92) arranged around the boss (4) is arranged on the cover plate (7), and external threads are arranged on the outer side wall surface of the connecting threaded pipe (92).