CN212413702U

CN212413702U - Shielding case

Info

Publication number: CN212413702U
Application number: CN202021346469.8U
Authority: CN
Inventors: 齐照山; 林东峰; 郭梦阳; 严刘万; 肖峰
Original assignee: Shanghai Weibiao Auto Parts Manufacturing Co Ltd
Current assignee: Shanghai Weibiao Auto Parts Manufacturing Co Ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-01-26
Anticipated expiration: 2030-07-10

Abstract

The utility model belongs to the technical field of electromagnetic shielding, and discloses a shielding case, which comprises a bottom plate and a plurality of side plates, wherein the bottom plate is provided with a plurality of first side edges and a plurality of second side edges, and the first side edges and the second side edges are adjacently arranged; a plurality of curb plates laminate respectively and set up at first side, and the length direction that at least one curb plate is close to the one end on second side edge outwards extends along the curb plate forms the extension board, and the extension board is buckled and is laminated with the second side edge to the second side edge, and bottom plate, curb plate and extension board enclose to close and form the shielding chamber. The utility model discloses the curb plate of second side below is bent by the extension board of curb plate tip and is formed, and the one end interconnect of curb plate below the curb plate of first side below and second side promptly can reduce the clearance between curb plate and the curb plate, reduces the influence of gap to the shielding effect of shield cover, and then strengthens the shielding effect of shield cover.

Description

Shielding case

Technical Field

The utility model relates to an electromagnetic shield technical field indicates a shield cover especially.

Background

In current smart machine, in order to avoid the antenna chip on the mainboard to receive the interference, can set up the shield cover usually, shield other modules and external interfering signal on the mainboard through the shield cover. The existing shielding cover usually adopts a side bending structure, and due to the influence of a hardware mould processing technology, a large gap can be left between each side and the corresponding side, so that the shielding effect of the shielding cover is greatly influenced by the gap.

Disclosure of Invention

The utility model aims at providing a shield cover realizes reducing the clearance between curb plate and the curb plate, strengthens the shielding effect of shield cover.

The utility model provides a technical scheme as follows:

a shielding cage, comprising:

a base plate having a plurality of first sides and a plurality of second sides, the first sides being disposed adjacent to the second sides;

a plurality of curb plates, the setting of laminating respectively is in first side, at least one the curb plate is close to the one end on second side is followed the outside extension of length direction of curb plate forms the extension board, the extension board to second side buckle and with the laminating of second side, the bottom plate the curb plate with the extension board encloses and forms the shielding chamber.

The process of bending of shield cover change curb plate in this scheme divides twice to bend, bends the curb plate earlier, then bends the extension board, reduces the clearance between curb plate and the extension board to minimum to reduce the shielding effect of gap to the shield cover, strengthen the shielding effect of shield cover.

Further preferably, the bottom plate has two first sides and two second sides, the two first sides are disposed oppositely, and the two second sides are disposed oppositely;

the number of the side plates is two, the side plates are respectively a first side plate and a second side plate, the first side plate is attached to one first side edge, and the second side plate is attached to the other first side edge;

the two ends of the first side plate extend outwards along the length direction of the first side plate to form the extension plates, and the extension plates are attached to the second sides.

This scheme is a specific example of shield cover, and the bottom plate is the rectangle in this example, and the bottom of rectangle includes two first sides and two second sides, and two curb plates correspond two first side settings respectively. Two ends of the first side plate can be respectively extended to form extension plates, and the two extension plates are bent and respectively arranged in one-to-one correspondence with the two second side edges; or one end of the first side plate extends to form an extending plate, one end of the second side plate, which is far away from the extending plate on the first side plate, extends to form an extending plate, and each extending plate is arranged corresponding to one second side edge.

Further preferably, the bottom plate has five first sides and five second sides, the five first sides are arranged in parallel, and the five second sides are arranged in parallel;

the quantity of curb plate with the quantity of first side is the same, two the both ends of curb plate extend outward along length direction respectively and form the extension board, one the one end of curb plate extends outward along length direction and forms the extension board extends five that forms extension board respectively with five the laminating of second side sets up.

This scheme is another concrete example of shield cover, and the bottom plate is irregular shape in this example, and the bottom plate can also be designed into other shapes according to the practical application demand, and the board of second side below is formed by the extension board bending that the curb plate of first side below extended to form.

Further preferably, the length of the extension plate is greater than or equal to the length of the second side edge attached to the extension plate.

Further preferably, the bottom of the side plate is flush with the bottom of the extension plate.

In this scheme, the bottom of curb plate flushes with the bottom of extending the board, can make the shield cover better with the mainboard connection to increase the shielding effect of shield cover.

Further preferably, the bottom of the side plate and the bottom of the extension plate are respectively provided with a soldering tin part, and the soldering tin parts are zigzag.

In this scheme, soldering tin portion is the cockscomb structure, and the area of contact of multiplicable soldering tin portion and tin cream improves and climbs tin ability, welds the shield cover jail more easily, and the point form at top is firm contact more easily.

Further preferably, the extension plate comprises a bending part and an extension part, one end of the bending part is connected with the side plate, the other end of the bending part is connected with the extension part, and the height of the bending part is smaller than that of the extension part.

Further preferably, when the extension plate is bent towards the second side edge and is attached to the second side edge, the bent portion is arc-shaped.

In this scheme, set up curved portion of bending, stress when can reducing the extension board and bend, and make things convenient for bending of extension board.

Further preferably, the bottom plate, the side plate and the extension plate are integrally formed.

The technical effects of the utility model reside in that: the utility model discloses the curb plate of second side below is bent by the extension board of curb plate tip and is formed, and the one end interconnect of curb plate below the curb plate of first side below and second side promptly can reduce the clearance between curb plate and the curb plate, reduces the influence of gap to the shielding effect of shield cover, and then strengthens the shielding effect of shield cover.

Drawings

The invention will be described in further detail with reference to the following drawings and embodiments:

fig. 1 is an expanded view of one embodiment of a shield of the present invention;

FIG. 2 is an expanded view of a prior art shield;

fig. 3 is a schematic view of the shield of fig. 1 after being bent once;

fig. 4 is a partially enlarged schematic view of the shield case of the present invention;

fig. 5 is an expanded view of another embodiment of a shield of the present invention;

FIG. 6 is a schematic view of the shield of FIG. 5 after one bend;

fig. 7 is a schematic structural view of the shield case of fig. 5 after being bent twice.

The reference numbers illustrate:

1. a base plate; 11. a first side edge; 12. a second side edge; 2. a side plate; 21. a first side plate; 22. A second side plate; 23. a third side plate; 24. a fourth side plate; 25. a fifth side plate; 201. a solder portion; 3. an extension plate; 31. a first extension plate; 32. a second extension plate; 33. a third extension plate; 301. A bending part; 302. an extension portion.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

For the sake of simplicity, only the parts relevant to the present invention are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.

In this context, it is to be understood that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.

In order to more clearly illustrate embodiments of the present invention or technical solutions in the prior art, specific embodiments of the present invention will be described below with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.

The utility model provides an embodiment of a shielding case, as shown in fig. 1 and fig. 3, comprising a bottom plate 1 and a plurality of side plates 2, wherein the bottom plate 1 is provided with a plurality of first sides 11 and a plurality of second sides 12, and the first sides 11 are arranged adjacent to the second sides 12; a plurality of curb plates 2 laminate respectively and set up at first side 11, and the outside extension of the length direction of curb plate 2 is followed to the one end that at least one curb plate 2 is close to second side 12 and forms extension plate 3, and the length direction of curb plate 2 is the length direction of bottom plate 1 promptly, and extension plate 3 is buckled and is laminated with second side 12 to second side 12, and bottom plate 1, curb plate 2 and extension plate 3 enclose to close and form the shielding chamber.

Specifically, the bottom plate 1 has a plurality of first sides 11 and a plurality of second sides 12, the number of the first sides 11 is the same as that of the second sides 12, and the first sides 11 are disposed adjacent to the second sides 12. Illustratively, as shown in fig. 1 and 3, the rectangular bottom plate 1 has two first sides 11 and two second sides 12, the two first sides 11 are disposed opposite to each other, and the two second sides 12 are disposed opposite to each other.

Curb plate 2 is the same with the quantity of first side 11, the outside extension of tip along length direction of one or more curb plates 2 forms extension board 3, extension board 3 can be buckled and set up with the laminating of second side 12 towards second side 12, make bottom plate 1, curb plate 2 and extension board 3 can enclose and close and form the shielding chamber, curb plate 2 sets up the side at bottom plate 1 respectively with extension board 3 promptly, and curb plate 2 corresponds first side 11 and sets up, extension board 3 corresponds second side 12 and sets up, curb plate 2 and extension board 3 enclose and close the ring structure who forms different shapes, ring structure combines bottom plate 1 can form the shield cover. The side plates 2 and the extension plates 3 are respectively disposed at an angle to the bottom plate 1, and preferably, the side plates 2 and the extension plates 3 are respectively disposed perpendicular to the bottom plate 1.

Exemplarily, as shown in fig. 1 and fig. 3, if the bottom plate 1 is rectangular, the number of the side plates 2 is two, the two side plates 2 are respectively a first side plate 21 and a second side plate 22, the first side plate 21 is attached to one of the first sides 11, the second side plate 22 is attached to the other one of the first sides 11, two ends of the first side plate 21 respectively extend outwards along the length direction of the first side plate 21 to form an extension plate 3, that is, extend to form two extension plates 3, the two extension plates 3 respectively bend along the respective close second sides 12 to be attached to the second sides 12, so that each second side 12 is attached to one extension plate 3, and the first side plate 21, the second side plate 22 and the two extension plates 3 are respectively perpendicular to the bottom plate 1. The bottom plate 1, the side plate 2 and the extension plate 3 of the present embodiment are integrally formed.

The conventional shield case is generally bent once, and an expanded view of the conventional shield case is shown in fig. 2. The shielding case of this embodiment is formed by bending twice, and is bent by the side plate 2 beside the first side 11 for the first time, and is bent by the extension plate 3 at the end of the side plate 2 toward the second side 12 for the second time to form a shielding cavity, and through changing the bending process of the side plate, the side plate 2 and the extension plate 3 below the first side 11 and the second side 12 of the formed shielding cavity are connected with each other, so that the gap between the side plates 2 below the first side 11 and the second side 12 can be reduced, and the shielding effect of the shielding case can be enhanced.

Preferably, the extension sheet 3 has a length equal to or greater than the length of the second side edge 12 to which the extension sheet 3 is attached. The extension plate 3 is longer than or equal to the length of the second side edge 12 attached to the extension plate 3, so that the extension plate 3 can completely cover the second side edge 12 after being bent, the gap between the extension plate 3 and the other side plate 2 is reduced, and the shielding effect of the shielding case is enhanced.

The bottom of curb plate 2 flushes with the bottom of extending board 3, and the bottom of curb plate 2 and the bottom of extending board 3 lie in the coplanar promptly, and bottom plate 1, curb plate 2 and extending board 3 enclose to close and form behind the shield cover, and when the shield cover was placed on mainboard 1, can make and do not have the gap between curb plate 2, the extending board 3 and the electronic equipment mainboard to the shielding effect of reinforcing shield cover. Preferably, as shown in fig. 4, solder portions 201 are provided at the bottom portions of the side plate 2 and the extension plate 3, respectively, and the solder portions 201 are zigzag. The position that curb plate 2 and extension plate 3 bottom need soldering tin sets up to the cockscomb structure to increase the area of contact of soldering tin portion 201 and tin cream, improve and climb tin ability, weld the shield cover firmly more easily, and the sharp form at cockscomb structure top is more easily with soldering tin firm contact.

As shown in fig. 4, the extension plate 3 includes a bent portion 301 and an extension portion 302, one end of the bent portion 301 is connected to the side plate 2, the other end of the bent portion 301 is connected to the extension portion 302, and the height of the bent portion 301 is smaller than the height of the extension portion 302. The bending portion 301 is used for connecting the side plate 2 and the extending portion 302, the height of the bending portion 301 is smaller than that of the extending portion 302, that is, the extending portion 302 is disconnected from the side plate 2 at the bending portion 301, so that the extending portion 302 is bent and attached to the second side edge 12. When the extension plate 3 is bent towards the second side edge 12 and is attached to the second side edge 12, the bent portion 301 is arc-shaped so as to reduce the stress at the bent portion of the extension plate 3 and enable the extension plate 3 to be smoothly transited during bending.

The utility model provides another embodiment of a shielding case, as shown in fig. 5 to 7, the difference between this embodiment and the above embodiments is that the bottom plate 1 has five first sides 11 and five second sides 12, the five first sides 11 are arranged in parallel, and the five second sides 12 are arranged in parallel;

the quantity of curb plate 2 is the same with the quantity of first side 11, and the both ends of two curb plates 2 outwards extend along length direction respectively and form extension board 3, and the one end of a curb plate 2 outwards extends along length direction and forms extension board 3, and five extension boards 3 that the extension formed respectively with five second side 12 laminating settings.

Specifically, the bottom plate 1 in this embodiment has five first sides 11 and five second sides 12, the five first sides 11 are arranged in parallel, the side plates 2 are also five, and are respectively a first side plate 21, a second side plate 22, a third side plate 23, a fourth side plate 24 and a fifth side plate 25, the first side plate 21, the second side plate 22, the third side plate 23, the fourth side plate 24 and the fifth side plate 25 are sequentially arranged along the width direction of the bottom plate 1, two ends of the first side plate 21 respectively extend outwards along the length direction of the bottom plate 1 to form a first extending plate 31, one end of the fourth side plate 24 extends along the direction of the bottom plate 1 to form a second extending plate 32, and two ends of the fifth side plate 25 respectively extend outwards along the length direction of the bottom plate 1 to form a third extending plate 33.

As shown in fig. 5 to 7, the two first extension plates 31 are respectively bent downward and attached to the second side edge 12, the second extension plate 32 is bent upward and attached to the second side edge 12, and the two third extension plates 33 are respectively bent upward and attached to the second side edge 12. First extension board 31, second extension board 32 and third extension board 33 all include the portion of bending 301 and extension 302, and the one end and the curb plate 2 of the portion of bending 301 are connected, and the other end and the extension 302 of the portion of bending 301 are connected, and the portion of bending 301 is the arc.

The first side plate 21, the second side plate 22, the third side plate 23, the fourth side plate 24, the fifth side plate 25, the first extension plate 31, the second extension plate 32 and the third extension plate 33 enclose to form a ring structure, and the ring structure forms a shielding cover in combination with the bottom plate 1. The bottom portions of the first side plate 21, the second side plate 22, the third side plate 23, the fourth side plate 24, the fifth side plate 25, the first extending plate 31, the second extending plate 32, and the third extending plate 33 are respectively provided with a soldering portion 201, and the soldering portion 201 is zigzag.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A shielding cage, comprising:

2. A shielding cage according to claim 1,

the bottom plate is provided with two first side edges and two second side edges, the two first side edges are arranged oppositely, and the two second side edges are arranged oppositely;

3. A shielding cage according to claim 1,

the bottom plate is provided with five first side edges and five second side edges, the five first side edges are arranged in parallel, and the five second side edges are arranged in parallel;

4. A shielding cage according to any one of claims 1-3, wherein said extension plate has a length equal to or greater than the length of said second side edge to which said extension plate is attached.

5. A shielding cage according to any one of claims 1 to 3, wherein the bottom of said side plates is flush with the bottom of said extension plate.

6. The shielding case of claim 5, wherein the side plates and the bottom of the extension plate are respectively provided with a solder portion, and the solder portion is serrated.

7. The shielding case according to any one of claims 1 to 3, wherein the extension plate comprises a bent portion and an extension portion, one end of the bent portion is connected to the side plate, the other end of the bent portion is connected to the extension portion, and the height of the bent portion is smaller than the height of the extension portion.

8. The shielding case of claim 7, wherein when the extension plate is bent toward and attached to the second side edge, the bent portion is arc-shaped.

9. A shielding cage according to claim 1, wherein said bottom panel, said side panels and said extension panel are integrally formed.