CN220511575U

CN220511575U - Shielding cover convenient to disassemble and assemble

Info

Publication number: CN220511575U
Application number: CN202321796948.3U
Authority: CN
Inventors: 汤林海
Original assignee: YANGZHOU XINBAO ELECTRIC CO Ltd
Current assignee: YANGZHOU XINBAO ELECTRIC CO Ltd
Priority date: 2023-07-10
Filing date: 2023-07-10
Publication date: 2024-02-20
Anticipated expiration: 2033-07-10

Abstract

The utility model discloses a shielding cover convenient to disassemble and assemble, which comprises a circuit board, a cover body and a cover cap, wherein connecting frames are fixedly connected to two sides of the bottom of the cover cap, inserting plates are fixedly connected to the inner sides of the bottom of the connecting frames, mounting blocks are fixedly connected to two sides of the circuit board, and inserting grooves are formed in the tops of the mounting blocks. According to the utility model, the connecting frame, the plugboard, the mounting block and the slot are arranged, a user can limit the connecting frame in a front-back and left-right manner by inserting the plugboard into the slot, the connecting frame can limit the cover in a front-back and left-right manner, the connecting component can limit the connecting frame in an up-down manner, and the problems that the cover is movably mounted at the top of the cover body and has no reinforcing measure, the cover is driven to shake when the circuit board moves, and the cover is separated from the cover body due to the fact that the connection between the cover and the cover body is not stable enough, and the practicability of the cover body and the cover is reduced are solved.

Description

Shielding cover convenient to disassemble and assemble

Technical Field

The utility model relates to the technical field of circuit elements, in particular to a shielding cover convenient to disassemble and assemble.

Background

The filter is a device for filtering waves and is a filter circuit device composed of a capacitor, an inductor and a resistor, the filter can effectively filter frequency points with specific frequencies or frequencies outside the frequency points in a power line to obtain a power signal with specific frequencies or eliminate the power signal with specific frequencies, and the filter is easy to be interfered by external power signals in use, so that the function of inhibiting EMI of the filter is reduced, and the transmission of signals is influenced, therefore, a shielding cover is often needed to isolate and shield the filter from the outside.

For example, publication No. CN209594198U discloses a shielding cover for a filter, which comprises a circuit board and a cover body, wherein the cover body is installed above the circuit board, a cover is installed above the cover body, a filter groove and a circuit element groove are respectively arranged at the top of the circuit board, the cover body surrounds the filter groove and the circuit element groove, a shielding sponge is arranged on the inner wall of the cover body, a cavity is arranged on the inner side of the shielding sponge, a separation groove is arranged at the middle position of the inner side of the shielding sponge, the cavity is divided into two parts by the separation groove, an electrostatic shielding layer is arranged below the cover body, and a mounting groove is arranged at the middle position below the electrostatic shielding layer; according to the utility model, the shielding sponge in the cover body is used for shielding external interference signals, the electrostatic shielding layer under the cover body is used for shielding interference static electricity, and the concave structures of the cover body and the shielding sponge are combined with the convex structures of the cover body and the electrostatic shielding layer, so that the sealing performance is better, the shielding effect is improved, and signal leakage is avoided.

Based on the search of patent numbers, the following defects in the prior art are combined:

although this kind of shield cover leakproofness is better, and the shielding effect has improved, can avoid signal leakage, but when using, because the shroud is movable mounting at the cover body top to do not have the reinforcement measure, can drive the shroud and produce to rock when the circuit board removes, consequently because the connection between shroud and the cover body is not firm enough can lead to shroud and cover body to produce the separation, reduced cover body and shroud practicality.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model aims to provide a shielding cover convenient to assemble and disassemble, which has the advantage of convenient assembly and disassembly, and solves the problems that the cover is movably installed at the top of the cover body and does not have reinforcing measures, and the cover is driven to shake when a circuit board moves, so that the cover is separated from the cover body due to insufficient stable connection between the cover and the cover body, and the practicality of the cover body and the cover body is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a shield cover convenient to dismouting, includes circuit board, the cover body and shroud, the inner wall of shroud cooperates with the top joint of the cover body, the top at the circuit board is fixed mounting to the cover body, the equal fixedly connected with link in both sides of shroud bottom, the inboard fixedly connected with picture peg of link bottom, the equal fixedly connected with installation piece in both sides of circuit board, the slot has been seted up at the top of installation piece, peg graft the inner wall at the slot in the bottom of picture peg, coupling assembling has been seted up to the inboard bottom of link, radiating subassembly has been seted up on the surface of the cover body.

As the preferable mode of the utility model, the connecting component comprises a movable groove, the inside of the movable groove is provided with a plug rod, one end of the plug rod, which is close to the installation block, is fixedly connected with a fixed block, the inner side of the fixed block is fixedly connected with a connecting rod, and one end of the connecting rod, which is close to the cover body, penetrates through the installation block and extends into the installation block.

As the preferable mode of the utility model, the heat dissipation assembly comprises a mounting groove, the inner wall of the mounting groove is in clamping fit with a heat dissipation plate, and the bottom of the inner wall surface of the cover body is fixedly connected with a protection ring.

As the preferable mode of the utility model, a spring is arranged in the movable groove, the spring is movably arranged on the surface of the inserted link, the fixed block is positioned on the inner side of the spring, the surface of the inserted link is sleeved with a limiting ring, the limiting ring is positioned on the outer side of the spring, and the surface of the limiting ring is movably connected with the inner wall of the movable groove.

As the preferable one of the utility model, one end of the inserted link far away from the cover body is provided with a limit groove, the inside of the limit groove is provided with a pull rod, one end of the pull rod close to the cover body is fixedly connected with a limit block, the other end of the pull rod is fixedly connected with a pasting disc, and the surface of the limit block is movably connected with the inner wall of the limit groove.

As the preferable mode of the utility model, the top of the inner wall of the cover cap is fixedly connected with an aluminum plate, the bottom of the aluminum plate is fixedly connected with a sealing strip, and the bottom of the sealing strip is attached to the top of the circuit board.

As preferable, the outer side of the bottom of the connecting frame is provided with a notch, and the pasting disc is positioned at the outer side of the notch.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through arranging the connecting frame, the inserting plate, the mounting blocks and the inserting grooves, a user can limit the connecting frame back and forth, left and right by inserting the inserting plate into the inserting grooves, the connecting frame can limit the cover back and forth, left and right, the connecting component can limit the connecting frame up and down, the connecting frame up and down limits can limit the cover up and down, the problem that the cover is movably mounted at the top of the cover body and has no reinforcing measures is solved, and the cover is driven to shake when the circuit board moves, so that the cover is separated from the cover body due to the fact that the connection between the cover and the cover body is not stable enough, the problem of practicality of the cover body and the cover is reduced, and the effect of convenient disassembly is achieved.

2. According to the utility model, the connecting assembly is arranged, the inserted link, the fixed block and the connecting rod can move in the movable groove, a user can drive the fixed block to move by moving the inserted link, the fixed block can drive the connecting rod to move, and the effect of connecting the connecting frame with the mounting block can be achieved when the connecting rod moves to penetrate into the mounting block, so that the cover cap can be limited up and down.

3. According to the utility model, the radiating assembly is arranged, the mounting groove can fix and limit the radiating plate, the radiating plate can conduct heat generated by the filter and the electronic element in the cover body during operation to the outside, and the protecting ring can protect the surface of the circuit board, so that friction between the circuit board and the inner wall of the cover body can be avoided.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a three-dimensional exploded cross-sectional structure of the present utility model;

fig. 3 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.

In the figure: 1. a circuit board; 2. a cover body; 3. a cover cap; 4. a connecting frame; 5. inserting plate; 6. a mounting block; 7. a slot; 8. a connection assembly; 81. a movable groove; 82. a rod; 83. a fixed block; 84. a connecting rod; 9. a heat dissipation assembly; 91. a mounting groove; 92. a heat dissipation plate; 93. a protective ring; 10. a spring; 11. a limiting ring; 12. a limit groove; 13. a pull rod; 14. a limiting block; 15. sticking a tray; 16. an aluminum plate; 17. a sealing strip; 18. notch.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 3, the shielding cover convenient to disassemble and assemble provided by the utility model comprises a circuit board 1, a cover body 2 and a cover 3, wherein the inner wall of the cover 3 is matched with the top of the cover body 2 in a clamping way, the cover body 2 is fixedly installed at the top of the circuit board 1, two sides of the bottom of the cover 3 are fixedly connected with a connecting frame 4, the inner side of the bottom of the connecting frame 4 is fixedly connected with a plugboard 5, two sides of the circuit board 1 are fixedly connected with mounting blocks 6, the top of the mounting blocks 6 is provided with a slot 7, the bottom of the plugboard 5 is spliced on the inner wall of the slot 7, the bottom of the inner side of the connecting frame 4 is provided with a connecting component 8, and the surface of the cover body 2 is provided with a heat dissipation component 9.

Referring to fig. 3, the connection assembly 8 includes a movable slot 81, an insert rod 82 is provided in the movable slot 81, one end of the insert rod 82, which is close to the mounting block 6, is fixedly connected with a fixing block 83, the inner side of the fixing block 83 is fixedly connected with a connecting rod 84, and one end of the connecting rod 84, which is close to the cover 2, penetrates through the mounting block 6 and extends into the mounting block 6.

As a technical optimization scheme of the utility model, through arranging the connecting component 8, the inserted link 82, the fixed block 83 and the connecting rod 84 can move in the movable groove 81, a user can drive the fixed block 83 to move by moving the inserted link 82, the fixed block 83 can drive the connecting rod 84 to move, and when the connecting rod 84 moves to penetrate through the inside of the mounting block 6, the effect of connecting the connecting frame 4 with the mounting block 6 can be achieved, so that the cover 3 can be limited up and down.

Referring to fig. 2, the heat dissipation assembly 9 includes a mounting groove 91, a heat dissipation plate 92 is engaged with an inner wall of the mounting groove 91, and a protection ring 93 is fixedly connected to a bottom of an inner wall surface of the housing 2.

As a technical optimization scheme of the utility model, through arranging the heat dissipation assembly 9, the mounting groove 91 can fix and limit the heat dissipation plate 92, the heat dissipation plate 92 can conduct heat generated by the filter and the electronic element in the cover body 2 during operation to the outside, and the protection ring 93 can protect the surface of the circuit board 1, so that friction between the circuit board 1 and the inner wall of the cover body 2 can be avoided.

Referring to fig. 3, a spring 10 is disposed in the movable groove 81, the spring 10 is movably mounted on the surface of the insert rod 82, the fixed block 83 is located on the inner side of the spring 10, a limiting ring 11 is sleeved on the surface of the insert rod 82, the limiting ring 11 is located on the outer side of the spring 10, and the surface of the limiting ring 11 is movably connected with the inner wall of the movable groove 81.

As a technical optimization scheme of the utility model, through the arrangement of the spring 10 and the limiting ring 11, the fixed block 83 moves to drive the spring 10 to stretch, so that when a user does not pull the inserting rod 82 any more, the spring 10 can be restored, the spring 10 can drive the fixed block 83 to move, the fixed block 83 can drive the connecting rod 84 to be reinserted into the mounting block 6, and the limiting ring 11 can limit the spring 10.

Referring to fig. 3, a limiting groove 12 is formed in one end, far away from the cover body 2, of the inserted link 82, a pull rod 13 is arranged in the limiting groove 12, a limiting block 14 is fixedly connected to one end, close to the cover body 2, of the pull rod 13, a pasting disc 15 is fixedly connected to the other end of the pull rod 13, and the surface of the limiting block 14 is movably connected with the inner wall of the limiting groove 12.

As a technical optimization scheme of the utility model, through the arrangement of the limiting groove 12, the pull rod 13, the limiting block 14 and the pasting disk 15, the pasting disk 15 can drive the pull rod 13 to move, the pull rod 13 can drive the limiting block 14 to move in the limiting groove 12, and when the limiting block 14 moves to the longest distance to the outside, the pasting disk 15 is far away from the connecting frame 4, so that a user can conveniently and continuously pull the pasting disk 15.

Referring to fig. 2, an aluminum plate 16 is fixedly connected to the top of the inner wall of the cover 3, a sealing strip 17 is fixedly connected to the bottom of the aluminum plate 16, and the bottom of the sealing strip 17 is attached to the top of the circuit board 1.

As a technical optimization scheme of the utility model, the aluminum plate 16 and the sealing strip 17 are arranged, so that the shielding effect of the aluminum plate 16 is good, a filter and other electronic elements can be isolated, mutual interference of signals is avoided, and the sealing strip 17 can fill gaps between the aluminum plate 16 and the circuit board 1, so that the shielding effect is enhanced.

Referring to fig. 3, a notch 18 is formed on the outer side of the bottom of the connecting frame 4, and the patch panel 15 is located on the outer side of the notch 18.

As a technical optimization scheme of the utility model, a user can more conveniently contact the bottom of the patch 15 through the notch 18 by arranging the notch 18, so that the user can conveniently pull the patch 15 to drive the pull rod 13 to move.

The working principle and the using flow of the utility model are as follows: when using, the user can more conveniently stimulate the pad 15 through notch 18 and remove, and the pad 15 removes and can drive pull rod 13 and remove, and pull rod 13 removes and can drive stopper 14 and remove in the inside of spacing groove 12, and when stopper 14 moved to the longest distance outside, the pad 15 can be kept away from link 4 to convenient to use person continues to stimulate pad 15, and pad 15 continues to remove and can drive inserted bar 82 and remove, and inserted bar 82 removes and can drive fixed block 83 and remove, and fixed block 83 removes and can drive connecting rod 84 and remove, and when connecting rod 84 breaks away from the inside of installation piece 6, the user can pull shroud 3 and cover body 2 separate shroud 3 to convenient to use person overhauls circuit board 1.

To sum up: this shielding cover convenient to dismouting, through setting up link 4, picture peg 5, installation piece 6 and slot 7, the user is through pegging graft the picture peg 5 and get into the inside of slot 7 and can carry out spacing about to link 4, spacing about link 4 can carry out spacing about to shroud 3, coupling assembling 8 can carry out spacing about to link 4, spacing about link 4 can carry out spacing about to shroud 3, the solution is because the shroud is movable mounting at the cover body top, and do not have reinforcement measure, can drive the shroud and produce and rock when the circuit board removes, consequently, because the connection between shroud and the cover body is not firm enough can lead to shroud and cover body to produce the separation, the problem of cover body and shroud practicality has been reduced.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a shield cover convenient to dismouting, includes circuit board (1), cover body (2) and shroud (3), its characterized in that: the inner wall of shroud (3) cooperates with the top joint of the cover body (2), the top of the cover body (2) fixed mounting at circuit board (1), the equal fixedly connected with link (4) in both sides of shroud (3) bottom, inboard fixedly connected with picture peg (5) of link (4) bottom, the equal fixedly connected with installation piece (6) in both sides of circuit board (1), slot (7) have been seted up at the top of installation piece (6), peg graft in the inner wall of slot (7) in the bottom of picture peg (5), coupling assembling (8) have been seted up to the inboard bottom of link (4), radiator unit (9) have been seted up on the surface of the cover body (2).

2. The easy-to-disassemble shield can of claim 1, wherein: coupling assembling (8) are including movable groove (81), the inside of movable groove (81) is provided with inserted bar (82), one end fixedly connected with fixed block (83) that inserted bar (82) is close to installation piece (6), inboard fixedly connected with connecting rod (84) of fixed block (83), one end that connecting rod (84) is close to cover body (2) runs through installation piece (6) and extends to the inside of installation piece (6).

3. The easy-to-disassemble shield can of claim 1, wherein: the heat dissipation assembly (9) comprises a mounting groove (91), a heat dissipation plate (92) is matched with the inner wall of the mounting groove (91) in a clamping mode, and a protection ring (93) is fixedly connected to the bottom of the inner wall surface of the cover body (2).

4. The easy-to-disassemble shield can of claim 2, wherein: the inside of movable groove (81) is provided with spring (10), spring (10) movable mounting is at the surface of inserted bar (82), fixed block (83) are located the inboard of spring (10), the surface cover of inserted bar (82) is equipped with spacing ring (11), spacing ring (11) are located the outside of spring (10), the surface of spacing ring (11) and the inner wall swing joint of movable groove (81).

5. The easy-to-disassemble shield can of claim 2, wherein: the utility model discloses a cover body, including cover body (2) and inserted bar (82), the one end that cover body (2) was kept away from to inserted bar (82) has been seted up spacing groove (12), the inside of spacing groove (12) is provided with pull rod (13), one end fixedly connected with stopper (14) that pull rod (13) are close to cover body (2), the other end fixedly connected with pad (15) of pull rod (13), the surface and the inner wall swing joint of spacing groove (12) of stopper (14).

6. The easy-to-disassemble shield can of claim 1, wherein: the top fixedly connected with aluminum plate (16) of shroud (3) inner wall, the bottom fixedly connected with sealing strip (17) of aluminum plate (16), the bottom of sealing strip (17) is laminated with the top of circuit board (1).

7. The easy-to-disassemble shield can of claim 5, wherein: the outside of link (4) bottom has seted up notch (18), paste dish (15) are located the outside of notch (18).