CN211908439U - Charger shell and charger - Google Patents

Abstract

The utility model relates to a charger shell and charger. Charger shell includes upper cover and bottom plate, the middle part of bottom plate is equipped with infrabasal plate under the metal, the one end of bottom plate is equipped with fixed knot and constructs, the other end is equipped with double-layered line structure, the infrabasal plate is equipped with and keeps away the trompil under the metal, infrabasal plate cover is equipped with the lower plate under the metal, the lower plate medial surface is connected with the backing sheet, the upper end of backing sheet is connected with the upper junction plate, form the accommodation space under upper junction plate and the metal between the infrabasal plate, the top of upper junction plate is equipped with the upper plate, the both sides upper end and the interior infrabasal plate of laminating metal of infrabasal plate under the both sides wall of upper plate lies in the metal respectively, the outside of upper plate is equipped with infrabasal plate on the metal, infra. The metal lower inner bottom plate and the metal upper inner bottom plate are arranged in the charger shell to form a square structure, so that electromagnetic signals of the charger can be effectively shielded, and interference on external electronic products is avoided.

Description

Charger shell and charger

Technical Field

The utility model relates to a charger technical field especially relates to a charger shell and charger.

Background

With the continuous development of electronic technology, the electronic products are coming out endlessly, the functions of the electronic products are more and more powerful, and the powerful functions cause the power consumption of the electronic products to be larger, so that the electronic products need to be charged more frequently; at present, electronic products basically have the performance of charging and working at the same time, such as smart phones, notebook computers and the like; when the charger is used for charging and the electronic product is used, the electronic product is close to the charger, and the existing charger generally does not have the function of shielding the external electromagnetic waves, so that the electronic product can be influenced by the electromagnetic interference of the charger when in use, and the use of the electronic product in the charging process can be influenced.

Disclosure of Invention

An object of the utility model is to provide a charger shell to prior art not enough, this charger shell can shield external electromagnetic interference for electronic product can not receive the interference of charger basically when charging.

A charger shell comprises an upper cover and a bottom plate which are fixedly connected, wherein a lower metal inner bottom plate which is arranged in a U shape is arranged in the middle of the bottom plate, a fixed structure for installing an interface is arranged in the middle of one end of the bottom plate, a wire clamping structure for leading wires is arranged in the middle of the other end of the bottom plate, an opening matched with the fixed structure is arranged on the lower metal inner bottom plate, a lower bottom plate which is arranged in the U shape is sleeved on the inner side of the lower metal inner bottom plate, supporting pieces are respectively connected to the inner side surfaces of the two side walls of the lower bottom plate, an upper connecting plate is connected to the upper end of each supporting piece, a containing space for containing a charger circuit is formed between each upper connecting plate and the lower metal inner bottom plate, an upper bottom plate which is arranged in an inverted U shape is arranged above each upper connecting plate, the two side walls of each upper bottom plate are respectively positioned at the upper ends of the two, the metal upper inner bottom plate is reversely buckled on the upper bottom plate, and the side wall of the metal upper inner bottom plate is connected with the lower end of the side wall of the metal lower inner bottom plate.

Furthermore, the wire clamping structure comprises a hollow supporting column, a wire through hole is formed in the upper end of the supporting column, and a through hole matched with the wire through hole is formed in the upper cover.

Furthermore, the upper connecting plate is connected with a wrapping post which is positioned on the inner side of the threading hole.

Furthermore, the outer surface of the side wall of the metal lower inner bottom plate is provided with a plurality of buckling blocks, buckling holes matched with the buckling blocks are formed in the metal upper inner bottom plate, and the buckling blocks are inserted into the corresponding buckling holes.

Furthermore, the outer side of the bottom plate is provided with an annular body, the inner side of the annular body is provided with an annular groove, the bottom of the upper cover is provided with an annular concave hole matched with the annular body, an annular convex block is formed on the inner side of the annular concave hole, when the bottom plate is connected with the upper cover, the annular body is inserted into the annular concave hole, and the annular convex block is inserted into the groove.

Further, the outer side surface of the annular body is an inclined surface.

Furthermore, a plurality of conical bodies are arranged at the upper end of the annular body.

Furthermore, the fixing structure comprises a U-shaped convex block, and a clamping block is arranged on the side surface of the U-shaped convex block.

The utility model has the advantages that: the metal lower inner bottom plate and the metal upper inner bottom plate are arranged in the charger shell to form a square structure, so that electromagnetic signals of the charger can be effectively shielded, and interference on external electronic products is avoided.

Drawings

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

Fig. 2 is a schematic view of the upper cover.

Fig. 3 is a schematic view of fig. 1 with the upper cover removed.

Fig. 4 is a schematic diagram of the added interface of fig. 3.

Fig. 5 is another view of fig. 3.

FIG. 6 is a schematic view of FIG. 5 with the metal upper and inner bottom plates removed.

Fig. 7 is a schematic view of the structure of fig. 6 with the upper plate removed.

Fig. 8 is a schematic view of fig. 7 with the upper connecting plate removed.

The reference numerals include:

1-upper cover; 2-a bottom plate; 3-metal upper and lower bottom plates; 4-upper base plate; 5-upper connecting plate; 6-support sheet; 7-fixed structure; 8-interface; 9-wire clamping structure; 10-lower base plate; 11-lead hole; 12-annular concave hole; 13-annular projection; 20-metal lower insole board; 30-a snap block; 21-annular body; 22-conical body; 23-groove.

Detailed Description

The following detailed description of the present invention is made with reference to the accompanying drawings. As shown in fig. 1-8.

Example 1: a charger shell comprises an upper cover 1 and a bottom plate 2 which are fixedly connected, wherein a metal lower inner bottom plate 20 which is arranged in a U shape is arranged in the middle of the bottom plate 2, a fixing structure 7 for installing an interface 8 is arranged in the middle of one end of the bottom plate 2, a wire clamping structure 9 for leading wires is arranged in the middle of the other end of the bottom plate 2, an avoiding hole matched with the fixing structure 7 is formed in the metal lower inner bottom plate 20, a U-shaped lower bottom plate 10 is sleeved on the inner side of the metal lower inner bottom plate 20, supporting pieces 6 are respectively connected to the inner side surfaces of two side walls of the lower bottom plate 10, an upper connecting plate 5 is connected to the upper end of each supporting piece 6, an accommodating space for accommodating a charger circuit is formed between each upper connecting plate 5 and the metal lower inner bottom plate 20, an upper bottom plate 4 which is arranged in an inverted U shape is arranged above each upper connecting plate 5, two side walls of each upper bottom plate 4, the outer side of the upper bottom plate 4 is provided with a metal upper inner bottom plate 3 which is arranged in an inverted U shape, the metal upper inner bottom plate 3 is reversely buckled on the upper bottom plate 4, and the side wall of the metal upper inner bottom plate 3 is connected with the lower end of the side wall of the metal lower inner bottom plate 20.

Compared with the prior art, the technical scheme is characterized in that the metal lower inner bottom plate 20 and the metal upper inner bottom plate 3 are additionally arranged, the metal lower inner bottom plate 20 and the metal upper inner bottom plate 3 are connected to form a square frame structure, and when the charger circuit is fixed in the accommodating space and works, the external electromagnetic radiation of the charger circuit is basically shielded by the frame structure. The lower plate 10 and the upper plate 4 serve as inner plates to enclose the charger circuit therein. The interface 8 in this solution may be a prior art DC interface 8, i.e. a DC interface that can be connected to a power line terminal. When the device is specifically arranged, the upper cover 1 is also provided with a wire inserting hole matched with the interface 8 and a wire leading hole 11 matched with the fixing structure 7.

Further, referring to fig. 5, the thread clamping structure 9 includes a hollow supporting column, a thread hole is formed in the upper end of the supporting column, and the upper cover 1 is provided with a through hole matched with the thread hole.

Set up the wiring through setting up support column and through wires hole, when specifically setting up, hollow support column through wires hole is less than the aperture that is located outside branch hole including the branch hole of both sides around, wherein the aperture that is located inside branch hole, the convenience is with the wire centre gripping like this.

Further, the upper connecting plate 5 is connected with a winding post, and the winding post is located on the inner side of the threading hole (not shown in the figure).

After setting up the wrapping post, the wire need be around the wrapping post when wearing out to avoid the wire to be the straight line setting, when the wire received outside pulling power, can receive and the wrapping post between the frictional force effect like this, avoid the wire to break away from easily in the wiring department of circuit board.

Furthermore, the outer surface of the side wall of the metal lower inner bottom plate 20 is provided with a plurality of buckling blocks 30, the metal upper inner bottom plate 3 is provided with buckling holes matched with the buckling blocks 30, and the buckling blocks 30 are inserted into the corresponding buckling holes.

In order to conveniently and fixedly connect the metal lower inner bottom plate 20 and the metal upper inner bottom plate 3 without a connecting piece, the technical scheme adopts a buckling mode, a buckling block is arranged on the metal lower inner bottom plate 20, a buckling block 30 is arranged on the metal upper inner bottom plate 3, and the metal lower inner bottom plate 20 and the metal upper inner bottom plate 3 are connected through the buckling of the buckling block 30 and a buckling hole; preferably, the snap block 30 is an interference fit with the snap hole.

Furthermore, an annular body 21 is arranged on the outer side of the bottom plate, an annular groove 23 is formed in the inner side of the annular body 21, an annular concave hole 12 matched with the annular body 21 is formed in the bottom of the upper cover 1, an annular convex block 13 is formed in the inner side of the annular concave hole 12, when the bottom plate is connected with the upper cover 1, the annular body 21 is inserted into the annular concave hole 12, and the annular convex block 13 is inserted into the groove 23.

When the bottom plate is connected with the upper cover 1, in order to keep the sealing performance between the upper cover 1 and the bottom plate, the technical scheme designs the contact surface of the bottom plate and the upper cover 1 into an N shape, and a plurality of surfaces are in contact sealing, so that the sealing performance is improved; the method specifically comprises the following steps: the front stage seal is formed by the annular body 21 being inserted into the annular recess and the rear stage seal is formed by the annular projection 13 being inserted into the recess 23. Through two-stage sealing, the sealing performance is effectively improved.

Further, the outer side surface of the annular body 21 is an inclined surface.

The outer side surface is arranged to be an inclined surface, so that the contact surface area of the annular body 21 and the upper cover 1 is large, and the sealing performance is improved.

Further, the upper end of the ring body 21 is provided with a plurality of cones 22.

When the annular body 21 is inserted into the annular concave hole 12, the conical body 22 is gradually inserted into the annular concave hole 12, and when the conical body 22 is completely inserted, the conical body 22 is in interference fit with the annular concave hole 12; the upper cover 1 and the base plate can be effectively coupled.

Further, the fixing structure 7 comprises a U-shaped protruding block, and a clamping block is arranged on the side surface of the U-shaped protruding block.

Is clamped with the front side of the U-shaped convex block through an interface 8 and is spliced with the clamping block.

A charger comprises the charger shell.

The above description is only a preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the present description should not be interpreted as a limitation to the present invention.

Claims (9)

1. The utility model provides a charger shell, its upper cover and bottom plate that includes fixed connection, its characterized in that: the middle part of the bottom plate is provided with a U-shaped metal lower inner bottom plate, the middle part of one end of the bottom plate is provided with a fixing structure for installing an interface, the middle part of the other end of the bottom plate is provided with a wire clamping structure for leading wires, the metal lower inner bottom plate is provided with an opening matched with the fixing structure, the inner side of the metal lower inner bottom plate is sleeved with a U-shaped lower bottom plate, the inner side surfaces of the two side walls of the lower bottom plate are respectively connected with a supporting sheet, the upper end of the supporting sheet is connected with an upper connecting plate, a containing space for containing a charger circuit is formed between the upper connecting plate and the metal lower inner bottom plate, the upper bottom plate is arranged above the upper connecting plate in an inverted U shape, the two side walls of the upper bottom plate are respectively positioned at the upper ends of the two sides of the metal lower inner bottom plate and are attached to the metal lower inner bottom plate, and the side wall of the metal upper inner bottom plate is connected with the lower end of the side wall of the metal lower inner bottom plate.

2. A charger housing according to claim 1, wherein: the wire clamping structure comprises a hollow supporting column, a wire through hole is formed in the upper end of the supporting column, and a through hole matched with the wire through hole is formed in the upper cover.

3. A charger housing according to claim 1, wherein: the upper connecting plate is connected with wrapping posts which are located on the inner side of the threading hole.

4. A charger housing according to claim 1, wherein: the metal lower inner bottom plate is characterized in that a plurality of buckling blocks are arranged on the outer surface of the side wall of the metal lower inner bottom plate, buckling holes matched with the buckling blocks are formed in the metal upper inner bottom plate, and the buckling blocks are inserted into the corresponding buckling holes.

5. A charger housing according to claim 1, wherein: the outer side of the bottom plate is provided with a ring body, the inner side of the ring body is provided with a ring-shaped groove, the bottom of the upper cover is provided with a ring-shaped concave hole matched with the ring body, a ring-shaped convex block is formed on the inner side of the ring-shaped concave hole, when the bottom plate is connected with the upper cover, the ring body is inserted into the ring-shaped concave hole, and the ring-shaped convex block is inserted into the groove.

6. The charger housing of claim 5, wherein: the outer side surface of the annular body is an inclined surface.

7. A charger housing according to claim 5 or 6, characterized in that: the upper end of the annular body is provided with a plurality of conical bodies.

8. A charger housing according to claim 1, wherein: the fixing structure comprises a U-shaped convex block, and a clamping block is arranged on the side face of the U-shaped convex block.

9. A charger, characterized by: comprising a charger housing according to any one of claims 1 to 8.

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