CN214314635U

CN214314635U - A charger

Info

Publication number: CN214314635U
Application number: CN202120190449.4U
Authority: CN
Inventors: 张贺鹏; 邹翔宇; 王冬波
Original assignee: Zhejiang Mingpeng New Energy Technology Co ltd
Current assignee: Zhejiang Mingpeng New Energy Technology Co ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-09-28
Anticipated expiration: 2031-01-22

Abstract

The utility model belongs to the technical field of the electron technique application and specifically relates to a charger is related to, it includes the shell, install in circuit board in the shell, connect in circuit board output end and supply electronic equipment to peg graft the equipment plug that charges, connect in circuit board input end stretch out in the shell is used for inserting the power plug of alternating current, the equipment plug including an organic whole set up in the picture peg board of circuit board, a plurality of wear to locate the conducting strip of picture peg board, a plurality of wear to locate the picture peg board is used for connecting the connecting wire of conducting strip, confession the mounting row hole that the connecting wire was pegged graft, the circuit board is provided with the confession the grafting row hole that the connecting wire was pegged graft. This application has the effect that improves wire welding efficiency.

Description

A charger

Technical Field

The application relates to the field of electronic technology application, in particular to a charger.

Background

Charging is an important step in using rechargeable batteries, and electronic devices are widely used in daily life since the electric era. Mobile portable electronic devices are usually powered by rechargeable batteries, and when the battery power is consumed, the batteries need to be charged by a charger to ensure the normal operation of the electronic devices.

The charger comprises a shell and a circuit board with a circuit for realizing a charging function. In the actual production process of the charger, manual threading is needed, namely, an alternating current input line and a direct current output line are assembled on a circuit board welded with electronic components. Wherein direct current output line one end connection equipment plug, the other end connection circuit board, this assembly step is usually accomplished through manual welding for behind the power plug inserts the socket, alternating current energy passes through power plug and inserts the circuit board, and alternating current conversion flows out from the circuit board into direct current after that, charges through the battery that equipment plug connection waited to charge. The equipment plug is connected with the circuit board through a flexible lead in a welding mode.

In view of the above-mentioned related art, the inventor believes that there are defects that manual welding of a wire takes a long time and work efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem of manual welding wire inefficiency, this application provides a charger.

The application provides a charger adopts following technical scheme:

the utility model provides a charger, includes the shell, install in circuit board in the shell, connect in circuit board output end and the equipment plug that supplies electronic equipment to peg graft and charge, connect in circuit board input end and stretch out in the shell is used for inserting the power plug of alternating current, its characterized in that: the equipment plug comprises a pin board, a plurality of conducting strips and a plurality of connecting wires, wherein the pin board is integrally arranged on the circuit board, the conducting strips penetrate through the pin board, and the connecting wires penetrate through the pin board and are used for connecting the conducting strips.

Through adopting above-mentioned technical scheme, when producing the charger, the circuit board sets up with the plug board is integrative, and the connecting wire is preset on the plug board, and the connecting wire other end presets on the circuit board. When the circuit board is positioned in the welding process link, the welding equipment not only welds the components on the circuit board, but also respectively welds and fixes two ends of the connecting wire on the circuit board and the pin board. Be different from the split type setting of picture peg and circuit board, need the manual charger of welding the connecting wire on the picture peg of later stage when the workman assembles, the assembly of connecting wire can be accomplished through the welding equipment one-time operation of assembly line after picture peg and circuit board integrated into one piece, has improved the efficiency of connecting wire welding assembly. On the other hand, the quality of the welding spots of the machine welding connecting line is superior to that of the manual welding connecting line, so that the charger is more reliable in use, and the connecting line is not easy to fall off.

Optionally, one end of the pin plate, which is far away from the conducting strip, is provided with a mounting row hole, the circuit board is provided with a splicing row hole, one end of the connecting wire is spliced in the mounting row hole, and the other end of the connecting wire is mounted in the splicing row hole.

Through adopting above-mentioned technical scheme, before carrying out the welding operation of connecting wire, the connecting wire both ends are preset respectively in mounting bar hole and plug row hole, and welding equipment welds the assembly that can accomplish the connecting wire to fixed position, has improved welding speed.

Optionally, the circuit board is provided with a breaking groove for separating the plug board from the circuit board, the outer shell comprises a lower shell and an upper shell which is arranged on the lower shell and forms a containing cavity together with the lower shell, the upper shell is provided with a mounting groove for separating the plug board from the circuit board, and the bottom wall of the mounting groove of the upper shell is provided with a through hole for extending the conducting strip.

Through adopting above-mentioned technical scheme, after the connecting wire welding was accomplished, along breaking the groove rupture pin board and can follow the circuit board with the pin board and pull down easy operation. The pin board is separated from the circuit board and then clamped in the mounting groove, the connecting wire is positioned in the containing cavity, and the conducting strip extends out of the through hole to be plugged into the electronic equipment to be charged.

Optionally, the vertical reference column that is provided with of casing down, the reference column wears to locate the circuit board, the pin board is kept away from be provided with the locating piece on the terminal surface of conducting strip, the confession has been seted up to the locating piece the constant head tank of reference column joint, the reference column periphery wall is provided with the riser, riser one end is fixed in casing down, the other end butt in the locating piece.

Through adopting above-mentioned technical scheme, the back is broken from the circuit board to the pin board, and the casing upset is gone up to the orientation for the pin board is located the mounting groove, and reference column joint this moment in the constant head tank, riser up end butt under the locating piece terminal surface, the outer terminal surface butt of reference column in the lower terminal surface department that the locating piece is close to the reference column, make the pin board be located on the reference column. Under the actual use condition, the condition that the welding spot is separated due to the position deviation of the plug board in the charger using process of a user, and the plug board enables the charger to be incapable of charging the electronic equipment to be charged any more exists. The pin board is fixed on a positioning assembly consisting of the positioning column and the positioning block lamp, and the connecting structure is stable and reliable.

Optionally, the locating piece is provided with the confession the locating piece joint in the face of stepping down of reference column.

Through adopting above-mentioned technical scheme, the back has been assembled to the connecting wire on the plug board circuit of being convenient for, and the reference column is through the face direction of stepping down, inserts the constant head tank on the locating piece in, the workman's installation of being convenient for.

Optionally, a limiting block for abutting against the positioning block is convexly arranged on the end face, close to the positioning block, of the upper shell.

Through adopting above-mentioned technical scheme, when the picture peg was installed in the mounting groove of last casing, the terminal surface butt of the casing under the stopper orientation of locating piece orientation for the picture peg is at axial fixity, makes the joint structure of picture peg and reference column more firm, and the picture peg is difficult for slipping in the joint structure from the reference column.

Optionally, two ends of the pin plate are respectively provided with a protective column, and the conducting strip is arranged between the two protective columns.

By adopting the technical scheme, when the pin plate is impacted by external force on the two end faces of the two positioning columns, the protective columns can protect the conducting strips, and the probability of deformation and damage of the conducting strips is reduced.

Optionally, the lower casing is provided with a plurality of heat dissipation holes.

Through adopting above-mentioned technical scheme, during the charger function, components and parts on the circuit board and electrically conductive copper line in time distribute through a plurality of louvres because the heat that long-time operation produced, reduce the probability that components and parts high temperature burns out.

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

1. the pin plate is integrally arranged on the circuit board, one end of the connecting wire is welded on the pin plate through welding equipment during production, the other end of the connecting wire is welded on the circuit board, manual welding is not needed, and the welding assembly efficiency of the connecting wire is improved;

2. the charger shell is provided with an installation groove for installing the pin board and a positioning piece for positioning the pin board, so that the connection structure of the pin board and the shell is reliable, and the pin board is not easy to deviate;

3. the protection posts are arranged at the two ends of the conducting plate, when the pin plate is impacted by external force towards the two end faces of the two positioning columns, the protection posts can resist the external force, the probability of deformation and damage of the conducting plate due to impact is reduced, and the use reliability of the charger is improved.

Drawings

Fig. 1 is a schematic diagram of the assembled charger.

Fig. 2 is a schematic structural view of the lower case.

Fig. 3 is a schematic structural view of the upper case.

Fig. 4 is a schematic structural diagram of a circuit board and a pin board without preset connecting wires.

Fig. 5 is an enlarged view of a portion a in fig. 4.

Fig. 6 is a schematic structural view of a circuit board and a pin board preset with connecting wires.

Fig. 7 is a schematic structural view of the back of the circuit board and the pin board.

Fig. 8 is a schematic structural view of the positioning column and the pin plate.

Description of reference numerals: 1. a housing; 2. a circuit board; 3. a pin board; 4. a connecting wire; 5. a lower housing; 6. an upper housing; 7. heat dissipation holes; 8. a positioning column; 9. a vertical plate; 10. positioning blocks; 11. positioning a groove; 12. a limiting block; 13. mounting grooves; 14. a conductive sheet; 15. a through hole; 16. installing a row of holes; 17. inserting row holes; 18. breaking the groove; 19. a abdication surface.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses a charger. Referring to fig. 1, the assembled charger includes a housing 1, a circuit board 2 installed in the housing 1, a pin board 3 installed above the circuit board 2, and a connection line 4 connecting the pin board 3 and the circuit board 2, wherein the pin board 3 partially penetrates through the housing 1 to allow the electronic device to be plugged and charged.

Referring to fig. 1, the housing 1 includes a lower case 5 and an upper case 6, the lower case 5 is injection molded with heat dissipation holes 7, and the heat dissipation holes 7 are provided with a plurality of peripheral walls uniformly distributed on the lower case 5. The upper case 6 and the lower case 5 are fixed by bolts.

Referring to fig. 1, lower casing 5 injection moulding has the screw thread post, wears to be equipped with the bolt on the circuit board 2, and threaded connection is in the screw thread post behind circuit board 2 and the screw thread post is worn to establish in proper order by the bolt.

Referring to fig. 2, lower casing 5 integrated into one piece has

reference column

8, and 8 periphery walls of reference column symmetry integrated into one piece have two risers 9.

Referring to fig. 8, two positioning blocks 10 are integrally formed on the end surface of the pin board 3 facing the positioning column 8, the positioning blocks 10 are provided with positioning grooves 11 for the positioning columns 8 to be connected in a clamping manner, and the peripheral walls of the positioning columns 8 abut against the inner walls of the positioning grooves 11, so that the pin board 3 clamped between the two positioning columns 8 is positioned in the horizontal direction.

Referring to fig. 1 and 3, the upper case 6 is integrally formed with a stopper 12, and the positioning block 10 is interposed between the stopper 12 and the vertical plate 9 to vertically position the pin board 3.

Referring to fig. 3 and 8, the upper housing 6 is provided with a mounting groove 13, the pin plate 3 is embedded in the mounting groove 13, the pin plate 3 is inserted with a plurality of conductive sheets 14, the upper housing 6 is provided with a through hole 15 in the bottom wall of the mounting groove 13, and the conductive sheets 14 penetrate through the through hole 15.

Referring to fig. 4 and 5, the pin plate 3 is provided with a mounting row hole 16, the circuit board 2 is provided with a plugging row hole 17, one end of the connecting wire 4 is plugged in the mounting row hole 16, and the other end is plugged in the plugging row hole 17.

Referring to fig. 7, when the charger is produced, the pin board 3 and the circuit board 2 are integrally formed, and the circuit board 2 is provided with a breaking groove 18.

Referring to fig. 5 and 6, when the circuit board 2 is soldered, the connecting wire 4 is pre-arranged on the circuit board 2, one end of the connecting wire is inserted into the mounting row hole 16, the other end of the connecting wire is inserted into the insertion row hole 17, and the soldering device directly performs wave soldering and fixing on the connecting wire 4.

Referring to fig. 7, the connecting wire 4 is a bendable metal wire, and after the pin board 3 is welded, the pin board 3 is folded down from the circuit board 2 along the breaking groove 18, so that the connecting wire 4 is bent, and the pin board 3 is positioned above the circuit board 2 after being turned over.

Referring to fig. 3 and 5, the positioning blocks 10 on both sides of the pin plate 3 are provided with receding surfaces 19, which facilitate the insertion of the positioning column 8 into the positioning groove 11 on the positioning block 10. When the upper shell 6 is covered, the limiting block 12 convexly arranged on the upper shell 6 abuts against the end face, far away from the circuit board 2, of the positioning block 10, and the pin board 3 is embedded in the mounting groove 13, so that the pin board 3 can be fixed above the circuit board 2.

The implementation principle of a charger in the embodiment of the application is as follows: during production, the connecting wire 4 is preset on the circuit board 2, one end of the connecting wire is inserted into the mounting row hole 16, and the other end of the connecting wire is inserted into the insertion row hole 17. Welding equipment on the assembly line carries out welded fastening to connecting wire 4 for circuit board 2 realizes the electricity with plug board 3 and is connected. After the welding is finished, the pin board 3 is folded down from the circuit board 2 along the breaking groove 18, and the pin board 3 is rotated towards the direction far away from the lower shell 5 by taking the connecting wire 4 as the radius, so that the positioning column 8 is inserted into the positioning groove 11 of the positioning block 10, and the lower end face of the positioning block 10 is abutted against the upper end face of the vertical plate 9. And then the upper shell 6 is covered, so that the pin board 3 is embedded in the mounting groove 13 and the conducting strip 14 extends out of the through hole 15 of the upper shell 6 to connect and charge the electronic equipment.

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: all equivalent changes made according to the 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 a charger, includes shell (1), install in circuit board (2) in shell (1), connect in circuit board (2) output and the equipment plug that supplies electronic equipment to peg graft and charge, connect in circuit board (2) input and stretch out in shell (1) is used for inserting the power plug of alternating current, its characterized in that: the equipment plug comprises a pin board (3) integrally arranged on the circuit board (2), a plurality of conducting strips (14) penetrating through the pin board (3) and a plurality of connecting wires (4) penetrating through the pin board (3) and used for connecting the conducting strips (14).

2. A charger according to claim 1, wherein: the plug board (3) is far away from one end of the conducting strip (14) and is provided with a mounting row hole (16), the circuit board (2) is provided with a plug-in row hole (17), one end of the connecting wire (4) is plugged in the mounting row hole (16), and the other end of the connecting wire is mounted in the plug-in row hole (17).

3. A charger according to claim 2, wherein: the power supply has been seted up in circuit board (2) plug board (3) separate in broken groove (18) of circuit board (2), shell (1) including down casing (5), install in down on casing (5) and with casing (5) form upper casing (6) that hold the chamber jointly down, upper casing (6) are provided with the power plug board (3) separate in mounting groove (13) of installation behind circuit board (2), upper casing (6) in the confession has been seted up to mounting groove (13) diapire through-hole (15) that conducting strip (14) stretches out.

4. A charger as claimed in claim 3, wherein: casing (5) is vertical to be provided with reference column (8) down, reference column (8) are worn to locate circuit board (2), plug-in foot board (3) are kept away from be provided with locating piece (10) on the terminal surface of conducting strip (14), the confession has been seted up in locating piece (10) constant head tank (11) of reference column (8) joint, reference column (8) periphery wall is provided with riser (9), riser (9) one end is fixed in casing (5) down, the other end butt in locating piece (10).

5. A charger according to claim 4, characterized in that: the positioning block (10) is provided with a yielding surface (19) for clamping the positioning block (10) to the positioning column (8).

6. A charger according to claim 5, characterized in that: and a limiting block (12) for abutting against the positioning block (10) is arranged on the end face, close to the positioning block (10), of the upper shell (6) in a protruding mode.

7. A charger according to claim 6, characterized in that: the two ends of the pin plate (3) are respectively provided with a protective column, and the conducting strip (14) is arranged between the two protective columns.

8. A charger according to claim 7, wherein: the lower shell (5) is provided with a plurality of heat dissipation holes (7).