CN211557866U - Shielding cover for preventing electromagnetic wave of electronic component from radiating outwards - Google Patents
Shielding cover for preventing electromagnetic wave of electronic component from radiating outwards Download PDFInfo
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- CN211557866U CN211557866U CN202020080688.XU CN202020080688U CN211557866U CN 211557866 U CN211557866 U CN 211557866U CN 202020080688 U CN202020080688 U CN 202020080688U CN 211557866 U CN211557866 U CN 211557866U
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- electromagnetic wave
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Abstract
The utility model provides a shield cover for preventing electronic component electromagnetic wave external radiation relates to the shield cover field. This a shield cover for preventing electronic component electromagnetic wave external radiation, including the circuit board, the upper surface of circuit board is provided with electronic component, the upper surface of circuit board is provided with the shield cover, one side fixed mounting of shield cover has the rubber slab, the arc wall has been seted up to one side of rubber slab. This a shield for preventing electronic component electromagnetic wave external radiation, through being provided with the shield, the shield is the alloy material, can shield the electromagnetic wave of the high frequency that inside electronic component during operation sent, prevent that it from radiating to cause the injury to the human body in the external world, through being provided with the rubber slab, can strengthen the shielding effect, through arc wall cooperation arc strip, the arc wall can be inlayed to the arc strip, thereby stabilize first lid, and the arc strip is the rubber material with the rubber slab, be soft, therefore the resistance can be minimum when reciprocating first lid.
Description
Technical Field
The utility model relates to a shield cover technical field specifically is a shield cover for preventing electronic component electromagnetic wave external radiation.
Background
In order to reduce the interference and radiation of electromagnetic waves, a shielding device is often used in the prior art to cover the circuit board, the lead, the electronic component, and the like therein, so as to achieve the purpose of shielding the electromagnetic waves.
However, the existing electronic component shielding case is mostly directly welded on the circuit board, so as to achieve the effect of shielding electromagnetic waves, the shielding case of this way is mostly disposable, and when the electronic component fails, it is very troublesome to detach the shielding case, and in the existing shielding case, the shielding case does not have a heat dissipation function, so that the electronic component can reduce the service life when generating heat.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
To the not enough of prior art, the utility model provides a shield cover for preventing electronic component electromagnetic wave external radiation has solved the very troublesome problem of dismantlement shield cover that proposes in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a shield cover for preventing electronic component electromagnetic wave external radiation, includes the circuit board, the upper surface of circuit board is provided with electronic component, the upper surface of circuit board is provided with the shield cover, one side fixed mounting of shield cover has the rubber slab, the arc wall has been seted up to one side of rubber slab, the inside of arc wall is provided with the arc strip, one side fixed mounting of arc strip has the fixed strip, one side fixed mounting of fixed strip has first lid, the inside fixedly connected with second lid of first lid.
Preferably, one side fixed mounting of rubber slab has the installation foot, the quantity of installation foot is eight, and every two is a set of, the symmetry installation respectively.
Preferably, one side of the first cover body is fixedly provided with four groups of anti-slip strips, and each group of anti-slip strips are symmetrically arranged.
Preferably, a radiator is arranged on the upper surface of the second cover body, and the floor area of the radiator is larger than or equal to the floor area of the electronic element.
Preferably, the upper surface of the first cover body is provided with a protection plate, a round hole is formed in the surface of the protection plate, and a fixing part is arranged on the upper surface of the protection plate.
Preferably, the number of the arc-shaped grooves is four, and each arc-shaped groove is parallel to each other.
(III) advantageous effects
The utility model provides a shield cover for preventing electronic component electromagnetic wave external radiation. Has the following beneficial effects:
1. the shielding cover for preventing the electromagnetic wave of the electronic element from radiating outwards is provided with the shielding cover which is made of alloy materials and can shield the high-frequency electromagnetic wave emitted by the internal electronic element during working and prevent the high-frequency electromagnetic wave from radiating to the outside and causing damage to human bodies, the shielding effect can be enhanced by arranging the rubber plate, the arc-shaped strip can be embedded into the arc-shaped groove by matching the arc-shaped groove with the arc-shaped strip, so that the first cover body is stabilized, the arc-shaped strip and the rubber plate are made of rubber materials and are soft, so that the resistance is extremely small when the first cover body moves up and down, the arc-shaped strip can be connected with the first cover body by arranging the fixing strip, the upward radiation of the electromagnetic wave can be blocked by matching the first cover body with the second cover body, the second cover body is a carrier of a radiator, the resistance can be increased when an operator moves the first cover body by arranging the antiskid strip, so that, through being provided with the radiator, can reach the radiating purpose of electronic component to increased electronic component's life, through being provided with the guard plate, can play the guard action to the radiator, the round hole that its surface was seted up can be for the cavity heat dissipation of second lid.
Drawings
FIG. 1 is an overall structure diagram of the present invention;
fig. 2 is a cross-sectional view of the first cover of the present invention;
fig. 3 is a front view of the present invention;
fig. 4 is a cross-sectional view of the present invention.
In the figure: the anti-skidding type circuit board comprises a circuit board 1, an electronic element 2, a shielding cover 3, a rubber plate 4, an arc-shaped groove 5, an arc-shaped strip 6, a fixing strip 7, a first cover body 8, a second cover body 9, a mounting foot 10, an anti-skidding strip 11, a radiator 12, a protection plate 13, a round hole 14 and a fixing piece 15.
Detailed Description
The invention is explained in more detail below with reference to the figures and examples.
Referring to fig. 1-4, embodiments of the present invention provide the following technical solutions: the utility model provides a shield cover for preventing electronic component electromagnetic wave external radiation, including circuit board 1, the upper surface of circuit board 1 is provided with electronic component 2, the upper surface of circuit board 1 is provided with shield cover 3, one side fixed mounting of shield cover 3 has rubber slab 4, arc wall 5 has been seted up to one side of rubber slab 4, the inside of arc wall 5 is provided with arc strip 6, one side fixed mounting of arc strip 6 has fixed strip 7, one side fixed mounting of fixed strip 7 has first lid 8, the inside fixedly connected with second lid 9 of first lid 8.
In this embodiment: the electromagnetic wave shielding device is characterized in that the shielding cover 3 is arranged, the shielding cover 3 is made of alloy materials, high-frequency electromagnetic waves emitted by the internal electronic component 2 during working can be shielded, the radiation of the high-frequency electromagnetic waves to the outside can be prevented, the damage to a human body can be prevented, the shielding effect can be enhanced by arranging the rubber plate 4, the arc-shaped groove 5 is matched with the arc-shaped strip 6, the arc-shaped strip 6 can be embedded into the arc-shaped groove 5, so that the first cover body 8 is stabilized, the arc-shaped strip 6 and the rubber plate 4 are made of rubber materials and are soft, so that the resistance is extremely small when the first cover body 8 moves up and down, the arc-shaped strip 6 can be connected with the first cover body 8 by arranging the fixing strip 7, the first cover body 8 is matched with the second cover body 9, the radiation of the electromagnetic waves in the upward direction can be blocked, the second cover body 9 is a carrier of the radiator 12, and the resistance can be increased, through being provided with radiator 12, can reach the radiating purpose of electronic component 2 to increased electronic component 2's life, through being provided with guard plate 13, can play the guard action to radiator 12, the round hole 14 that its surface was seted up can be for the cavity heat dissipation of second lid 9.
Specifically, the method comprises the following steps: mounting feet 10 are fixedly mounted on one side of the rubber plate 4, the number of the mounting feet 10 is eight, and every two mounting feet are in a group and are respectively and symmetrically mounted; therefore, every two mounting feet 10 are divided into four groups, each group of mounting feet 10 is fixed on one side of the rubber plate 4, and can be fixed on the circuit board 1 by dropping glue or soldering tin, thereby fixing the whole device.
Specifically, the method comprises the following steps: one side of the first cover body 8 is fixedly provided with four groups of anti-skid strips 11, and each group of anti-skid strips 11 are symmetrically arranged; therefore, four sets of antislip strips 11 are installed symmetrically respectively, and when an operator needs to move the first cover body 8, the operator only needs to press fingers on the surfaces of the two sets of antislip strips 11 to move the first cover body 8, so that the convenience is greatly improved.
Specifically, the method comprises the following steps: the upper surface of the second cover body 9 is provided with a radiator 12, and the floor area of the radiator 12 is larger than or equal to the floor area of the electronic element 2; therefore, the heat sink 12 can dissipate heat of the electronic component 2, and when the floor area is larger than that of the electronic component 2, the electronic component 2 can be fully covered above the heat sink, so that a good heat dissipation effect is achieved.
Specifically, the method comprises the following steps: a protection plate 13 is arranged on the upper surface of the first cover body 8, a round hole 14 is formed in the surface of the protection plate 13, and a fixing part 15 is arranged on the upper surface of the protection plate 13; therefore, the radiator 12 can be protected by the protection plate 13, so that the radiator 12 is not easy to be extruded and deformed by the outside, the radiator 12 is installed in the cavity formed by the second cover body 9, when the electronic element 2 is cooled, hot air can be gathered in the cavity, therefore, the hot air in the cavity can flow out through the round hole 14, the fixing part 15 can fix four corners of the protection plate 13, and the stability of the fixing part can be improved.
Specifically, the method comprises the following steps: the number of the arc-shaped grooves 5 is four, and each arc-shaped groove 5 is parallel to each other; therefore, the four arc-shaped slots 5 increase the positions where the arc-shaped strips can be embedded, so that the height of the first cover body 8 can be changed, and the distance between the second cover body 9 and the heat sink 12 and the electronic component 2 can be adjusted.
The working principle is as follows: during the use, earlier with installation foot 10 through operation such as glue dripping or soldering tin and circuit board 1 fixed connection, then be connected first lid 8 with rubber slab 4 through arc 6 embedding arc 5, when electronic component 2 during operation, radiator 12 can dispel the heat to it, and steam in the 9 cavitys of second lid can flow out through round hole 14, then the operator's accessible presses two relative antislip strip 11 with the finger, then under the effect of external force, with arc 6 embedding not arc 5 of co-altitude, thereby adjustable first lid 8's height and radiator 12 and electronic component 2's interval.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A shield cover for preventing electromagnetic wave of electronic component from radiating outwards, includes circuit board (1), the upper surface of circuit board (1) is provided with electronic component (2), its characterized in that: the upper surface of circuit board (1) is provided with shield cover (3), one side fixed mounting of shield cover (3) has rubber slab (4), arc wall (5) have been seted up to one side of rubber slab (4), the inside of arc wall (5) is provided with arc strip (6), one side fixed mounting of arc strip (6) has fixed strip (7), one side fixed mounting of fixed strip (7) has first lid (8), the inside fixedly connected with second lid (9) of first lid (8).
2. A shield for preventing electromagnetic waves of an electronic component from radiating outward according to claim 1, wherein: one side fixed mounting of rubber slab (4) has installation foot (10), the quantity of installation foot (10) is eight, and every two be a set of, the symmetry installation respectively.
3. A shield for preventing electromagnetic waves of an electronic component from radiating outward according to claim 1, wherein: one side fixed mounting of first lid (8) has antislip strip (11), antislip strip (11) are four groups, and every group antislip strip (11) symmetry sets up each other.
4. A shield for preventing electromagnetic waves of an electronic component from radiating outward according to claim 1, wherein: the upper surface of the second cover body (9) is provided with a radiator (12), and the floor area of the radiator (12) is larger than or equal to the floor area of the electronic element (2).
5. A shield for preventing electromagnetic waves of an electronic component from radiating outward according to claim 1, wherein: the upper surface of first lid (8) is provided with guard plate (13), round hole (14) have been seted up on the surface of guard plate (13), the upper surface of guard plate (13) is provided with mounting (15).
6. A shield for preventing electromagnetic waves of an electronic component from radiating outward according to claim 1, wherein: the number of the arc-shaped grooves (5) is four, and each arc-shaped groove (5) is parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020080688.XU CN211557866U (en) | 2020-01-14 | 2020-01-14 | Shielding cover for preventing electromagnetic wave of electronic component from radiating outwards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020080688.XU CN211557866U (en) | 2020-01-14 | 2020-01-14 | Shielding cover for preventing electromagnetic wave of electronic component from radiating outwards |
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| Publication Number | Publication Date |
|---|---|
| CN211557866U true CN211557866U (en) | 2020-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020080688.XU Active CN211557866U (en) | 2020-01-14 | 2020-01-14 | Shielding cover for preventing electromagnetic wave of electronic component from radiating outwards |
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| CN (1) | CN211557866U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113068388A (en) * | 2021-03-22 | 2021-07-02 | 贵州电网有限责任公司 | Electromagnetic radiation detects and suppression device |
-
2020
- 2020-01-14 CN CN202020080688.XU patent/CN211557866U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113068388A (en) * | 2021-03-22 | 2021-07-02 | 贵州电网有限责任公司 | Electromagnetic radiation detects and suppression device |
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