CN206165032U - Shield - Google Patents

Abstract

A shielding case. The shielding cover comprises a frame body and a cover body; the frame body comprises at least one first frame body combination part, at least one first gap part, at least one second frame body combination part and at least one second gap part; the first gap part is formed on the edge of a first frame body of the frame body; the second gap part is formed on the edge of a second frame body of the frame body; the cover body comprises a covering part, at least one first cover body combining part and at least one second cover body combining part; in a first state, the first cover body combining part is positioned in the first gap part, the second cover body combining part is positioned in the second gap part, and in a second state, the first cover body combining part is combined with the first frame body combining part, and the second cover body combining part is combined with the second frame body combining part. The utility model provides a heavily be good at the convenience to but save material cost satisfies specific heat convection demand.

Description

Shield

technical field

The utility model relates to a shielding cover, in particular to a shielding cover for shielding electronic components.

Background technique

In the electronic manufacturing industry, one-piece shields are usually fixed on the printed circuit board by SMT to shield specific electronic components. However, when the internal electronic components fail, there will be problems with rework. In addition, The shield will block the internal and external air flow, resulting in poor soldering, and it will also increase the risk of overheating due to poor heat dissipation of internal electronic components when operating under high load.

There is also a two-piece shield design in the known technology. However, the two-piece shield needs twice the material (shield frame plus shield cover) and twice the processing time (shield frame punching plus shield assembly), so higher cost.

Therefore, it is necessary to provide a shield to solve the above problems.

Utility model content

The utility model provides a shielding cover in order to solve the problems of the known technology. The shielding cover is rotationally symmetrical and is suitable for being arranged on a circuit board to cover an electronic component on the circuit board. The shielding cover includes: a frame body and a cover body; the frame body includes: at least one first frame body joint portion, at least one first notch portion, at least one second frame body joint portion and at least one second notch portion; the The first notch is formed on a first frame edge of the frame; the second notch is formed on a second frame edge of the frame; wherein, the cover is integrally formed on the frame , the cover includes: a cover portion, at least one first cover joint portion, at least one first connection portion, at least one second cover joint portion, and at least one second connection portion; the cover portion includes a first cover part edge and a second cover part edge; the first cover body joint part is arranged on the edge of the first cover part, the first cover body joint part is located in the first notch part and is suitable for combining the first frame body Combining portion; the first connecting portion connects the edge of the first frame body and the edge of the first covering portion in an integrally formed manner, wherein a first opening is formed between the edge of the first covering portion and the edge of the first frame body between the first connection part and the first cover joint part; the second cover joint part is arranged on the edge of the second cover part, and the second cover joint part is located between the second notch and is suitable for combining with the second frame joint part; the second connecting part connects the edge of the second frame body and the edge of the second cover part in an integrated manner, wherein a second opening is formed in the second cover part edge and the second frame body edge, and between the second connecting part and the second cover body joint part, wherein the first cover body joint part rotates corresponding to the first frame body joint part, the The second cover joint part rotates corresponding to the second frame body joint part.

In one embodiment, the first opening is a slot, and the extending direction of the first opening is parallel to the edge of the first covering portion; the second opening is a slot, and the extending direction of the second opening is parallel to the second Covers the edge of the part.

In one embodiment, the covering portion is a flat plate structure, and the first cover joint portion and the second cover joint portion are bent and disposed on the covering portion.

In one embodiment, the covering part, the first connecting part and the second connecting part are coplanar.

In one embodiment, in a second state, the first connecting portion and the second connecting portion are cut off, whereby the cover is separated from the frame, and after the cover is rotated by a predetermined angle, the first A cover body joint part is combined with the first frame body joint part, and the second cover body joint part is combined with the second frame body joint part.

In one embodiment, the covering portion is an equilateral N-gon, the predetermined angle is 360°/N, the first frame joint portion is formed on the edge of the second frame body, and the second frame body joint portion forms on a third frame edge of the frame.

In one embodiment, the predetermined angle is 180°, the first frame joint part is formed on the edge of the second frame body, and the second frame body joint part is formed on the edge of the first frame body.

In one embodiment, after the predetermined angle is rotated, the edge of the first covering portion coincides with the edge of the second frame, and the edge of the second covering portion coincides with the edge of the first frame.

The utility model also provides a shielding cover, which is rotationally symmetrical and is suitable for being arranged on a circuit board to cover an electronic component on the circuit board. The shielding cover includes: a frame body and A cover; the frame includes: at least one first frame joint, at least one first notch, at least one second frame joint and at least one second notch; the first notch is formed on the frame A first frame body edge of the body; the second notch is formed on a second frame body edge of the frame body; the cover body includes: a covering portion, at least one first cover body joint portion and at least one second cover The body joint part; the cover part includes a first cover part edge and a second cover part edge; the first cover body joint part is set on the first cover part edge; the second cover body joint part is set on the second cover part edge The edge of the cover part, wherein, in a first state, the first cover joint part is located in the first notch, the second cover joint part is located in the second notch, and the cover is integrated The frame is connected in a shaped way, and in a second state, the cover is cut and separated from the frame and rotated by a predetermined angle, the first cover joint part is combined with the first frame joint part , the second cover body joint part is combined with the second frame body joint part.

In one embodiment, the covering portion is an equilateral N-gon, the predetermined angle is 360°/N, the first frame joint portion is formed on the edge of the second frame body, and the second frame body joint portion forms on a third frame edge of the frame.

In one embodiment, the predetermined angle is 180°, the first frame joint part is formed on the edge of the second frame body, and the second frame body joint part is formed on the edge of the first frame body.

The utility model also provides a shielding cover, which is rotationally symmetrical and is suitable for being arranged on a circuit board to cover an electronic component on the circuit board. The shielding cover includes: a frame body and A cover; the frame includes: at least one first frame joint, at least one first notch, at least one second frame joint and at least one second notch; the first frame joint is formed on A second frame edge of the frame; the first notch is formed on a first frame edge of the frame; the second frame joint is formed on the first frame edge of the frame; The second notch is formed on the edge of the second frame of the frame; the cover includes: a covering part, at least one first cover joint part and at least one second cover joint part; the cover part includes a first cover joint A cover edge and a second cover edge; the first cover joint is arranged on the first cover edge and combined with the first frame joint; the second cover joint is arranged on the second cover part edge and combined with the second frame body joint part, wherein the first notch part rotates corresponding to the first cover body joint part, and the second notch part rotates corresponding to the second cover body joint part.

Applying the shielding cover of the above-mentioned embodiments of the present invention, since the cover body can be easily removed from the frame body, and the frame body can be easily reconnected, the convenience of rework is provided. In addition, since the shielding cover is manufactured in an integrated manner, material costs can be saved. In addition, by properly designing the positions and shapes of the openings and notches, specific heat convection requirements can also be met.

Description of drawings

FIG. 1A shows the shielding cover of the first embodiment of the present invention.

FIG. 1B shows the shielding case of the first embodiment of the present invention, wherein the cover is removed from the frame.

FIG. 1C shows the shielding case of the first embodiment of the present invention, wherein the cover is rotated by a predetermined angle.

FIG. 1D shows the shielding cover of the first embodiment of the present invention, wherein the cover is reconnected to the frame.

FIG. 2A shows the shielding case of the second embodiment of the present invention.

FIG. 2B shows the shielding cover of the second embodiment of the present invention, wherein the cover is removed from the frame.

FIG. 2C shows the shielding cover of the second embodiment of the present invention, wherein the cover is rotated by a predetermined angle.

FIG. 2D shows the shielding case of the second embodiment of the present invention, wherein the cover is reconnected to the frame.

FIG. 3A shows the shielding case of the third embodiment of the present invention.

FIG. 3B shows the shielding cover of the third embodiment of the present invention, wherein the cover is removed from the frame.

FIG. 3C shows the shielding cover of the third embodiment of the present invention, wherein the cover is rotated by a predetermined angle.

FIG. 3D shows the shielding cover of the third embodiment of the present invention, wherein the cover is reconnected to the frame.

FIG. 4A shows the shielding cover of the fourth embodiment of the present invention.

FIG. 4B shows the shielding cover of the fourth embodiment of the present invention, wherein the cover is removed from the frame.

FIG. 4C shows the shielding case of the fourth embodiment of the present invention, wherein the cover is rotated by a predetermined angle.

FIG. 4D shows the shielding cover of the fourth embodiment of the present invention, wherein the cover is reconnected to the frame.

Description of main component symbols:

10 frames

101 Edge of the first frame

102 Second frame edge

103 Edge of the third frame

11 The joint part of the first frame

12 First notch

13 Second frame junction

14 Second notch

20 cover

21 Covering Department

211 First covering edge

212 Second covering edge

22 First cover joint

23 First connection part

24 Second cover junction

25 Second connection part

31 first opening

32 second opening

C circuit board

E Electronic components

H1, H2, H3, H4 Shields

M direction mark

detailed description

FIG. 1A shows a shield H1 of the first embodiment of the present invention. Referring to FIG. 1A , the shielding cover H1 is rotationally symmetrical and is suitable for being disposed on a circuit board C to shield an electronic component E on the circuit board. The shield H1 includes a frame body 10 and a cover body 20 . The frame body 10 includes at least one first frame body joint portion 11 , at least one first notch portion 12 , at least one second frame body joint portion 13 and at least one second notch portion 14 . The first notch 12 is formed on a first edge 101 of the frame. The second notch 14 is formed on a second frame edge 102 of the frame. The cover 20 is integrally formed on the frame 10, and the cover 20 includes a covering portion 21, at least one first cover joint portion 22, at least one first connecting portion 23, and at least one second cover The combining portion 24 and at least one second connecting portion 25 . The covering portion 21 includes a first covering portion edge 211 and a second covering portion edge 212 . The first cover joint part 22 is disposed on the edge 211 of the first covering part, the first cover joint part 22 is located in the first notch 12 and is suitable for joining the first frame joint part 11 . The second cover joint part 24 is disposed on the edge 212 of the second covering part, the second cover joint part 24 is located in the second notch part 14 and is suitable for joining the second frame joint part 13 .

Referring to FIG. 1A, in a first state (in this embodiment, it is the state of being installed on the circuit board for the first time), the first cover joint portion 22 is located in the first notch portion 12, the The second cover joint portion 24 is located in the second notch 14 , and the cover 20 is integrally connected with the frame body 10 . In detail, the first connecting portion 23 connects the first frame body edge 101 and the first covering portion edge 211 in an integrated manner, wherein a first opening 31 is formed at the first covering portion edge 211 and the first covering portion edge 211 . The first frame body edges 101 are located between the first connecting portion 23 and the first cover joint portion 22 . The second connecting portion 25 connects the second frame body edge 102 and the second cover portion edge 212 in an integral manner, wherein a second opening 32 is formed on the second cover portion edge 212 and the second frame body between the edges 102 and between the second connecting portion 25 and the second cover joint portion 24 .

In the first state, the shielding cover H1 is disposed on the circuit board C, and shields the electronic components E on the circuit board, so as to reduce electromagnetic wave interference caused by the electronic components E. In addition, the design of the first opening 31 and the second opening 32 can provide a convection effect and help heat transfer. For example, in a reflow process, heat from an external heat source can be transferred to the electronic component E through the first opening 31 and the second opening 32 . When the electronic component E is in operation, the heat generated by the electronic component E can also be discharged through the first opening 31 and the second opening 32 .

1A, in terms of detailed structure, in one embodiment, the first opening 31 is a slot, the extension direction of the first opening 31 is parallel to the edge 211 of the first covering portion, and the second opening 32 is a groove The extending direction of the second opening 32 is parallel to the edge 212 of the second covering portion. In this embodiment, the covering portion 21 is a flat plate structure, and the covering portion 21 is perpendicular to the first cover joint portion 22 and the second cover joint portion 24 . The covering portion 21 , the first connecting portion 23 and the second connecting portion 25 are coplanar.

When the electronic assembly E is damaged and needs to be reworked, the cover 20 can be cut off from the frame body 10 , so that the electronic assembly E can be repaired. After the electronic component E is repaired, the cover 20 can be reconnected to the frame 10 . Referring to FIG. 1A , FIG. 1B , FIG. 1C and FIG. 1D , it shows that the cover body 20 is cut off from the frame body 10 , rotated at a predetermined angle, and reconnected to the frame body 10 . In FIG. 1A , the first cover joints 22 rotate to correspond to the first frame joints 11 , and the second cover joints 24 rotate to correspond to the second frame joints 13 . In FIG. 1D , the first notches 12 rotate to correspond to the first frame joints 22 , and the second notches 14 rotate to correspond to the second frame joints 24 . In FIG. 1A , FIG. 1B , FIG. 1C and FIG. 1D , the direction mark M is used as a reference mark during rotation to highlight the rotation state of the cover body 20 . Wherein, the direction mark M is only a rotation marking mark to facilitate understanding of the technical features of the present case, and it is not intended to limit the present utility model.

Referring to FIG. 1B, in detail, in a second state (in this embodiment, a reassembled state after rework), the first connecting portion 23 and the second connecting portion 25 are cut off, whereby the cover The body 20 is separated from the frame body 10 . Since the first opening 31 is formed on both sides of the first connecting portion 23 and the second opening 32 is formed on both sides of the second connecting portion 25, the first connecting portion 23 and the second connecting portion 25 can be easily cut off by a cutting tool. . Referring to FIG. 1C, then, the cover is rotated by the predetermined angle. Referring again to FIG. 1D , the first cover joint 22 is coupled to the first frame joint 11 , and the second cover joint 24 is coupled to the second frame joint 13 .

With reference to Figure 1A, Figure 1B, Figure 1C and Figure 1D, in this embodiment, the predetermined angle is 180°, the first frame joints 11 are formed on the second frame edge 102, and the second The frame joint portion 13 is formed on the first frame edge 101 . After the predetermined angle is rotated, the first cover edge 211 overlaps the second frame edge 102 , and the second cover edge 212 overlaps the first frame edge 101 .

Applying the shielding cover of the above-mentioned embodiments of the present invention, since the cover body can be easily removed from the frame body, and the frame body can be easily reconnected, the convenience of rework is provided. In addition, since the shielding cover is manufactured in an integrated manner, material costs can be saved. In addition, by properly designing the positions and shapes of the openings and notches, specific heat convection requirements can also be met.

In the above-mentioned embodiment, the first state is the state where the shield is installed on the circuit board for the first time, which is generally the factory state of the electronic device to which the shield is applied, thereby simplifying the assembly steps. However, the above disclosure does not limit the present invention, and in some cases, the factory state of the electronic device to which the shielding cover is applied may also be the second state.

In the above embodiment, the predetermined angle is 180°, and this design can be applied to equilateral, scalene (such as rectangle) or other structures with rotational symmetry. Referring to FIGS. 2A-2D , in this embodiment, the shielding cover H2 is stepped and has a rotationally symmetrical shape, so the design of the present invention can also be applied.

Referring to FIG. 3A to FIG. 3D , it shows a shield H3 according to another embodiment of the present invention, wherein the covering portion 21 is an equilateral N-gon, and the predetermined angle is 360°/N. For example, in this embodiment, the predetermined angle is 90°. The first notch 12 is formed on a first edge 101 of the frame. The second notch 14 is formed on a second frame edge 102 of the frame. The first cover joint portion 22 is located in the first notch portion 12 and is adapted to be coupled with the first frame joint portion 11 . The second cover joint portion 24 is located in the second notch portion 14 and is suitable for coupling with the second frame joint portion 13 . The first frame joints 11 are formed on the second frame edge 102 , and the second frame joints 13 are formed on a third frame edge 103 of the frame.

Referring to FIGS. 4A-4D , in this embodiment, the shield H4 is hexagonal, and the predetermined angle is 60°. It should be noted that the predetermined angle of the shielding cover H4 may also be 180°.

In the above embodiments, the cover joint part is connected to the frame body joint part in a locking manner. However, the above disclosure does not limit the present invention, and the cover joint part can also be buckled or connected to the frame body joint part in other ways.

In the embodiments of the present utility model and the claims, the "first", "second", and "third" are only used as names, and are not used to limit the position of components. For example, the first frame joining portion is not necessarily located at the edge of the first frame, and the first notch is not necessarily located at the edge of the first frame.

Although the utility model has been disclosed above with specific preferred embodiments, it is not intended to limit the utility model, and anyone skilled in the art can still make some modifications without departing from the spirit and scope of the utility model. Changes and modifications, so the protection scope of the present utility model should be defined by the appended claims.

Claims (12)

1. A shielding case, characterized in that, the shielding case is rotationally symmetrical, and is adapted to be arranged on a circuit board to shield an electronic component on the circuit board, and the shielding case comprises: A frame, the frame includes: at least one first frame joint; At least one first notch, the first notch is formed on a first frame edge of the frame; at least one second frame joint; and at least one second notch formed on a second frame edge of the frame; and A cover body, wherein the cover body is integrally formed on the frame body, and the cover body includes: a covering portion comprising a first covering portion edge and a second covering portion edge; At least one first cover joint part, the first cover joint part is arranged on the edge of the first cover part, the first cover joint part is located in the first notch and is suitable for jointing the first frame body department; at least one first connecting portion, the first connecting portion connects the edge of the first frame body and the edge of the first covering portion in an integrated manner, wherein a first opening is formed on the edge of the first covering portion and the first covering portion between the edges of the frame and between the first connecting portion and the first cover joint; At least one second cover joint part, the second cover joint part is arranged on the edge of the second cover part, the second cover joint part is located in the second notch and is suitable for jointing the second frame body Department; and At least one second connecting portion, the second connecting portion connects the edge of the second frame body and the edge of the second covering portion in an integrated manner, wherein a second opening is formed on the edge of the second covering portion and the second covering portion between the edges of the frame, and between the second connection portion and the second cover joint portion, Wherein, the rotation of the first cover coupling part corresponds to the first frame coupling part, and the rotation of the second cover coupling part corresponds to the second frame coupling part. 2. The shielding cover according to claim 1, wherein the first opening is a slot, the extending direction of the first opening is parallel to the edge of the first covering portion, the second opening is a slot, and the first opening is a slot. The extension direction of the two openings is parallel to the edge of the second covering part. 3 . The shielding cover according to claim 1 , wherein the covering portion is a flat plate structure, and the first cover joint portion and the second cover joint portion are bent and disposed on the covering portion. 4 . 4. The shield according to claim 3, wherein the covering portion, the first connecting portion and the second connecting portion are coplanar. 5. The shielding cover according to claim 1, characterized in that, in a second state, the first connecting portion and the second connecting portion are cut off, whereby the cover is separated from the frame, and the cover After the body is rotated by a predetermined angle, the first cover body joint part is combined with the first frame body joint part, and the second cover body joint part is jointed with the second frame body joint part. 6. The shielding cover according to claim 5, wherein the covering portion is an equilateral N-gon, the predetermined angle is 360°/N, and the first frame connecting portion is formed on the second frame Edge, the second frame connecting portion is formed on a third frame edge of the frame. 7. The shielding cover according to claim 5, wherein the predetermined angle is 180°, the first frame joint is formed on the edge of the second frame, and the second frame joint is formed on the second frame A frame edge. 8. The shielding cover according to claim 7, wherein after the predetermined angle is rotated, the edge of the first covering portion coincides with the edge of the second frame, and the edge of the second covering portion coincides with the edge of the first frame . 9. A shielding case, characterized in that, the shielding case is rotationally symmetrical, and is adapted to be arranged on a circuit board to shield an electronic component on the circuit board, and the shielding case comprises: A frame, the frame includes: at least one first frame joint; At least one first notch, the first notch is formed on a first frame edge of the frame; at least one second frame joint; and at least one second notch formed on a second frame edge of the frame; and A cover, the cover comprising: a covering portion comprising a first covering portion edge and a second covering portion edge; at least one first cover joint part, the first cover joint part is arranged on the edge of the first cover part; and at least one second cover joint part, the second cover joint part is arranged on the edge of the second cover part, Wherein, in a first state, the first cover joint part is located in the first notch, the second cover joint part is located in the second notch, and the covers are integrally connected. The frame body, in a second state, the cover body is cut and separated from the frame body and rotated by a predetermined angle, the first cover body joint part is combined with the first frame body joint part, and the second The cover body joint part is combined with the second frame body joint part. 10. The shielding cover according to claim 9, wherein the covering portion is an equilateral N-gon, the predetermined angle is 360°/N, and the first frame connecting portion is formed on the second frame Edge, the second frame connecting portion is formed on a third frame edge of the frame. 11. The shielding cover according to claim 9, wherein the predetermined angle is 180°, the first frame joint is formed on the edge of the second frame, and the second frame joint is formed on the second frame A frame edge. 12. A shielding case, characterized in that the shielding case is rotationally symmetrical and is suitable for being arranged on a circuit board to shield an electronic component on the circuit board, the shielding case comprising: A frame, the frame includes: At least one first frame joint portion formed on a second frame edge of the frame; At least one first notch, the first notch is formed on a first frame edge of the frame; at least one second frame joint portion formed on the first frame edge of the frame; and at least one second notch formed on the second frame edge of the frame; and A cover, the cover comprising: a covering portion comprising a first covering portion edge and a second covering portion edge; At least one first cover joint part, the first cover joint part is arranged on the edge of the first cover part and combined with the first frame joint part; and at least one second cover joint part, the second cover joint part is arranged on the edge of the second cover part and combined with the second frame joint part, Wherein, the rotation of the first notch corresponds to the first cover joint, and the rotation of the second notch corresponds to the second cover joint.