CN217507744U

CN217507744U - Fixing structure of charger pin plastic part

Info

Publication number: CN217507744U
Application number: CN202221503270.0U
Authority: CN
Inventors: 周海春
Original assignee: Jiangsu Anchor Tools Co ltd
Current assignee: Jiangsu Tengya Iron Anchor Tool Co ltd
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2022-09-27
Anticipated expiration: 2032-06-15

Abstract

The utility model discloses a charger participates in fixed knot who moulds piece constructs, including the charger lower cover, the upper end surface of charger lower cover is provided with the charger upper cover, and the upper end fixed surface of charger upper cover is connected with the fixing base, and the lower extreme surface of fixing base is connected with the circuit board, fixedly connected with injection molding on the circuit board, and the injection molding top is equipped with first terminal and second terminal, and the second terminal extends to the bottom of injection molding and exposes from the injection molding top and participates in. The plastics support through later stage assembly first terminal and second terminal moulds plastics, then puts into, forms a subassembly, then passes through wave-soldering and circuit board connection together to the subassembly, solves the tradition through the bonding wire, and speed is slow and need spend very artifical problem.

Description

Fixing structure of charger pin plastic part

Technical Field

The utility model relates to a charger technical field specifically relates to a charger participates in fixed knot who moulds piece constructs.

Background

The charger is a charging device which adopts a high-frequency power supply technology and applies an advanced intelligent dynamic adjustment charging technology, the charger is divided according to the working frequency of a designed circuit, can be divided into a power frequency machine and a high frequency machine, wherein the power frequency machine is designed by the traditional analog circuit principle, and an electric device inside the machine, such as a transformer, an inductor, a capacitor and the like are all large, and generally, small noise exists when the load is large, but the machine type has strong resistance performance in severe power grid environment conditions, the reliability and stability are stronger than that of high-frequency machines, all mobile phone chargers are actually composed of a stable power supply which mainly comprises a voltage-stabilized power supply, a control circuit for providing stable working voltage and enough current and necessary constant current, voltage limiting, time limiting, overshoot and the like, the charger is widely used because the first terminal plastic part needs to be installed and fixed in the processing and production of the charger.

The insert is fixed on the insert by adopting a plastic handle or a bracket of the existing charger pin, and then the insert is injected on a mold to be integrally inserted into the insert, so that the defect that the insert or the insert bracket needs to be manually placed by injection molding is overcome, and the fixing structure of the charger pin plastic part is provided based on the problems.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, the present invention provides a fixing structure of a plug-in plastic part of a charger, so as to improve the above problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a charger participates in fixed knot who moulds piece constructs, includes the charger lower cover, and the upper end surface of charger lower cover is provided with the charger upper cover, and the upper end surface fixedly connected with fixing base of charger upper cover, the lower extreme surface connection of fixing base have the circuit board, fixedly connected with injection molding on the circuit board, and the injection molding top is equipped with first terminal and second terminal, and the second terminal extends to the bottom of injection molding and exposes and participates in from the injection molding top.

Optionally, the charger lamp is fixedly connected to the inner surface of the upper end of the upper charger cover, the connecting lug is fixedly connected to the outer surface of the upper end of the upper charger cover, the square groove is formed in the inner surface of the lower end of the lower charger cover, the anti-slip pad is arranged on the inner surface of the lower end of the lower charger cover, the clamping block is fixedly connected to the outer surface of the lower end of the upper charger cover, and the ring is fixedly connected to the outer surface of the upper end of the lower charger cover.

Optionally, a mounting groove is formed in the inner surface of the lower end of the upper charger cover, the mounting groove is matched with the lower charger cover, and the outer surface of the upper end of the lower charger cover is clamped with the inner surface of the lower end of the upper charger cover through the mounting groove.

Optionally, the pins and the circuit board are fixedly connected by wave soldering.

Optionally, a circular groove is formed in the inner surface of the lower end of the charger lower cover, the circular groove is matched with the non-slip mat, and the outer wall of the non-slip mat is fixedly connected with the inner surface of the lower end of the charger lower cover through the circular groove.

Optionally, the inner surface of the upper end of the circular ring is provided with a clamping groove, the clamping groove is matched with the clamping block, and the outer surface of the lower end of the clamping block is clamped with the inner surface of the upper end of the circular ring through the clamping groove.

Compared with the prior art, the utility model provides a charger participates in fixed knot who moulds piece constructs possesses following beneficial effect:

1. this fixed knot that piece was moulded to charger participate in constructs, the plastics support through later stage assembly first terminal and second terminal moulds plastics, then puts into, forms a subassembly, then passes through wave-soldering and circuit board to the subassembly and connect together, solves traditional passing through the bonding wire, and speed is slow and need take very big artifical problem.

2. This fixed knot that a charger participated in and moulds piece constructs uses when connecting lug and square groove, can conveniently with the charger of directly taking, lets the charger increase with the frictional force of palm to more stable taking and carrying the charger, the mutual joint between fixture block and the ring can let charger lower cover and the charger upper cover be connected inseparabler simultaneously, increases the stability of installation charger, prolongs the life of charger.

Drawings

Fig. 1 is an overall schematic view of the present invention;

FIG. 2 is a schematic structural view of the connection protrusion and the square groove of the present invention;

fig. 3 is a schematic structural diagram of the circuit board of the present invention;

fig. 4 is a schematic structural view of the injection molding member of the present invention.

In the figure: 1. a charger lower cover; 2. an upper cover of the charger; 3. a fixed seat; 4. a first terminal; 5. a charger lamp; 6. a connection bump; 7. a square groove; 8. a non-slip mat; 9. a circuit board; 10. a clamping block; 11. A circular ring; 12. a second terminal; 13. an injection molded part; 14. and (7) a pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: the utility model provides a charger participates in fixed knot who moulds piece constructs, including charger lower cover 1, the upper end surface of charger lower cover 1 is provided with charger upper cover 2, use through the installation of charger lower cover 1 with charger upper cover 2, can tentatively the joint be connected between upper cover and the lower cover, make the charger can carry out tentatively fixed, guarantee the stability of charger, the mounting groove has been seted up to the lower extreme internal surface of charger upper cover 2, mounting groove and 1 looks adaptation of charger lower cover, the lower extreme internal surface looks joint of mounting groove and charger upper cover 2 is passed through to the upper end surface of charger lower cover 1, the upper end surface fixedly connected with fixing base 3 of charger upper cover 2, the lower extreme surface of fixing base 3 is connected with circuit board 9, through the setting of circuit board 9, circuit board 9 can improve for the use of charger and support.

An injection molding piece 13 is fixedly connected to the circuit board 9, the top of the injection molding piece 13 is provided with a first terminal 4 and a second terminal 12, the second terminal 12 extends from the top of the injection molding piece 13 to the bottom of the injection molding piece 13 and is exposed with a pin 14, and the pin 14 is fixedly connected with the circuit board 9 through wave soldering. The plastic support through later stage assembly first terminal 4 and second terminal 12 moulds plastics, then puts into, forms a subassembly, then connects the subassembly together through wave-soldering and circuit board 9, solves traditional passing through the bonding wire, and the speed is slow and need take very big artifical problem.

Referring to fig. 1 and 4, a charger lamp 5 is fixedly connected to an inner surface of an upper end of a charger upper cover 2, the charger lamp 5 is bright through the setting of the charger lamp 5, that is, the charger is in a normal power-on state, the use is convenient, the charger lamp 5 is not bright, that is, the charger stops being used, so that whether the charger is powered on or not can be conveniently judged, a connecting lug 6 is fixedly connected to an outer surface of an upper end of the charger upper cover 2, a square groove 7 is formed in an inner surface of a lower end of a charger lower cover 1, a rubber pad is adhered to the outer side of the connecting lug 6 through the matching use of the connecting lug 6 and the square groove 7, the taking of the charger is convenient, an anti-slip pad 8 is arranged on an inner surface of a lower end of the charger lower cover 1, the anti-slip pad 8 can improve the stability of the charger when the charger is placed, the charger is prevented from falling off from a desk through the setting of the anti-slip pad 8, a circular groove is formed in an inner surface of a lower end of the charger lower cover 1, the circular groove is matched with the non-slip mat 8, and the outer wall of the non-slip mat 8 is fixedly connected with the inner surface of the lower end of the charger lower cover 1 through the circular groove.

The outer fixed surface of the lower end of the charger upper cover 2 is connected with a clamping block 10, the outer fixed surface of the upper end of the charger lower cover 1 is connected with a circular ring 11, the clamping block 10 and the circular ring 11 are matched for use, the four groups of clamping blocks 10 and the circular ring 11 are used simultaneously, the charger is guaranteed to be installed more firmly, a clamping groove is formed in the inner surface of the upper end of the circular ring 11 and matched with the clamping block 10, and the outer surface of the lower end of the clamping block 10 is clamped with the inner surface of the upper end of the circular ring 11 through the clamping groove.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fixed knot of piece is moulded to charger participate in constructs, includes charger lower cover (1), its characterized in that: the charger is characterized in that a charger upper cover (2) is arranged on the outer surface of the upper end of a charger lower cover (1), a fixing seat (3) is fixedly connected to the outer surface of the upper end of the charger upper cover (2), a circuit board (9) is connected to the outer surface of the lower end of the fixing seat (3), an injection molding piece (13) is fixedly connected to the circuit board (9), a first terminal (4) and a second terminal (12) are assembled on the top of the injection molding piece (13), and the second terminal (12) extends to the top of the injection molding piece (13) and is exposed out of the bottom of the injection molding piece (13) to form a pin (14).

2. The fixing structure of the pin plastic member of the charger according to claim 1, wherein: the charger is characterized in that a charger lamp (5) is fixedly connected to the inner surface of the upper end of the upper charger cover (2), a connecting lug (6) is fixedly connected to the outer surface of the upper end of the upper charger cover (2), a square groove (7) is formed in the inner surface of the lower end of the lower charger cover (1), an anti-slip pad (8) is arranged on the inner surface of the lower end of the lower charger cover (1), a clamping block (10) is fixedly connected to the outer surface of the lower end of the upper charger cover (2), and a circular ring (11) is fixedly connected to the outer surface of the upper end of the lower charger cover (1).

3. The fixing structure of the pin plastic member of the charger according to claim 1, wherein: the mounting groove has been seted up to the lower extreme internal surface of charger upper cover (2), mounting groove and charger lower cover (1) looks adaptation, the upper end surface of charger lower cover (1) passes through the mounting groove and the lower extreme internal surface looks joint of charger upper cover (2).

4. The fixing structure of the pin plastic member of the charger according to claim 1, wherein: the pins (14) are fixedly connected with the circuit board (9) through wave soldering.

5. The fixing structure of the pin plastic member of the charger according to claim 2, wherein: the charger is characterized in that a circular groove is formed in the inner surface of the lower end of the charger lower cover (1), the circular groove is matched with the anti-slip mat (8), and the outer wall of the anti-slip mat (8) is fixedly connected with the inner surface of the lower end of the charger lower cover (1) through the circular groove.

6. The fixing structure of the pin plastic member of the charger according to claim 2, wherein: the clamping groove is formed in the inner surface of the upper end of the circular ring (11), the clamping groove is matched with the clamping block (10), and the outer surface of the lower end of the clamping block (10) is connected with the inner surface of the upper end of the circular ring (11) in a clamped mode through the clamping groove.