CN216755749U - Ventilation dust filter with electromagnetic shielding function and high protection level - Google Patents
Ventilation dust filter with electromagnetic shielding function and high protection level Download PDFInfo
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- CN216755749U CN216755749U CN202220379892.0U CN202220379892U CN216755749U CN 216755749 U CN216755749 U CN 216755749U CN 202220379892 U CN202220379892 U CN 202220379892U CN 216755749 U CN216755749 U CN 216755749U
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Abstract
The utility model relates to a ventilation dust filtering net with an electromagnetic shielding function and high protection level, in particular to the technical field of dust filtering of electronic equipment cabinets, which comprises a cabinet body, a shielding net support and a dust filtering net support, wherein the shielding net support is arranged on the inner side of the cabinet body, the dust filtering net support is arranged on the outer side of the cabinet body, the dust filtering net support is connected with the cabinet body through a first connecting assembly, the shielding net support is connected with the cabinet body through a second connecting assembly, a honeycomb plate is arranged between the shielding net support and the cabinet body, and dust filtering net cotton is arranged between the dust filtering net support and the cabinet body. According to the utility model, the high-quality cold-rolled steel plate dust filter net support is arranged on the outer side wall of the cabinet body, the dust filter net support and the dust filter net cotton are used in a combined manner, so that the IP ventilation and dust filter functions are achieved, and the shielding net support and the honeycomb plate combination made of the magnetic material are arranged on the inner side of the cabinet body, so that the air circulation can be realized, and the electromagnetic shielding function is also realized.
Description
Technical Field
The utility model relates to the technical field of dust filtration of electronic equipment cabinets, in particular to a ventilation dust filtration net with an electromagnetic shielding function and high protection level.
Background
At present, industrial products which are applied to electronic components more are various cabinets, such as a variable frequency speed regulating device cabinet, a soft starter cabinet, a national grid GIS intelligent control cabinet, various micro cabinets and the like. The electronic components are required to have good ventilation and heat dissipation functions due to the working characteristics, so that the cabinet is provided with ventilation and heat dissipation holes, and the sufficient protection level is ensured, generally IP 54. With the increasingly wide application of intelligent electronic equipment, the equipment is required to have an electromagnetic shielding function in consideration of the two aspects of stable operation of the electronic equipment and influence on other surrounding electronic products.
However, the electronic components themselves do not have this function, and the electronic components can only be mounted on the cabinet product, but it can be known from the basic theory of electromagnetic shielding that the better the magnetic material is sealed, the better the electromagnetic shielding effect is, and the ventilation and heat dissipation cannot be achieved at the same time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a ventilation dust filter screen with an electromagnetic shielding function and high protection level, so as to solve the problem that the electromagnetic shielding function and heat dissipation cannot be simultaneously achieved in the prior art.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a ventilation dust filter screen with an electromagnetic shielding function and high protection level, which comprises a cabinet body, a shielding screen support and a dust filter screen support, wherein the shielding screen support is arranged at the inner side of the cabinet body, the dust filter screen support is arranged at the outer side of the cabinet body, the dust filter screen support is connected with the cabinet body through a first connecting assembly, the shielding screen support is connected with the cabinet body through a second connecting assembly, a honeycomb plate is arranged between the shielding screen support and the cabinet body, electromagnetic waves can be blocked and air can also be allowed to circulate by using a middle hole of the honeycomb plate, dust filter screen cotton is arranged between the dust filter screen support and the cabinet body, the dust filter screen cotton is used for filtering air, and dust impurities in outside air are prevented from entering the cabinet body.
In a preferred embodiment, a plurality of air outlets are formed in one side of the dust filter screen bracket, which is away from the cabinet body, for circulating outside air.
In a preferred embodiment, the plurality of air outlets are distributed on the dust filter screen support in a linear array, and the dust filter screen support is provided with the plurality of air outlets, so that the air flowing speed is higher.
In a preferred embodiment, the outer wall surface of the honeycomb plate is coated with an annular conductive coating, and the annular conductive coating is coated on the honeycomb plate to ensure that the honeycomb plate is electrically continuous with the cabinet body after being installed, which is a necessary process for achieving the shielding function.
In a preferred embodiment, the first connection assembly comprises a plurality of first bolts, and the plurality of first bolts are uniformly fixed on the dust screen support and used for installing the dust screen support.
In a preferred embodiment, the cabinet body is provided with a plurality of first mounting holes, the first bolts are respectively arranged in the first mounting holes and connected with the first mounting holes, and the first bolts and the first mounting holes are matched for use, so that the connection between the dust filter screen bracket and the cabinet body is firmer.
In a preferred embodiment, the second connecting assembly comprises a plurality of second bolts, and the plurality of second bolts are uniformly fixed on the shielding net bracket, so that the shielding net bracket can be conveniently installed and disassembled by workers.
In a preferred embodiment, the cabinet body is provided with a plurality of second mounting holes, and the plurality of second bolts are respectively arranged in the plurality of second mounting holes and connected with the second mounting holes, so that the firmness between the shielding net support and the cabinet body is improved.
In a preferred embodiment, the first mounting holes and the second mounting holes are evenly distributed on the cabinet body, and the first bolts and the second bolts are prevented from being mutually influenced.
In a preferred embodiment, the shielding net support is made of a magnetic material, and the dust filter net support is made of a high-quality cold-rolled steel plate, so that the shielding net support and the dust filter net support are better in use effect and longer in service life.
The ventilation dust filter net with the electromagnetic shielding function and high protection level has the characteristics and advantages that:
1. according to the utility model, the high-quality cold-rolled steel plate dust filtering net support is arranged on the outer side wall of the cabinet body, and the dust filtering net support and the dust filtering net cotton are used in a combined manner, so that the IP ventilation and dust filtering functions are achieved, and the shielding net support and the honeycomb plate combination made of the magnetic material are arranged on the inner side of the cabinet body, so that the air circulation can be realized, and the electromagnetic shielding function is also realized.
2. Through the electrically conductive coating of spraying annular on the honeycomb panel, utilize the electrically conductive coating of annular in order to guarantee that the honeycomb panel installation back is electrically conductive continuous with the rack cabinet body, with this effect that reaches the shielding function, when installation shielding net support and dust filter net support, the staff aligns a plurality of second mounting holes on the rack cabinet body with a plurality of second bolts on the shielding net support earlier and twists, then aligns a plurality of second mounting holes on the rack cabinet body with a plurality of first bolts on the dust filter net support and twists, moreover, the steam generator is simple in structure, subsequent dismouting of being convenient for.
Drawings
FIG. 1 is an elevational view of the overall construction of the present invention;
FIG. 2 is a side cross-sectional view of the overall construction of the present invention;
FIG. 3 is a rear elevational view of the overall construction of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 2 in accordance with the present invention;
fig. 5 is a schematic view of a honeycomb panel of the present invention.
In the figure: 1. a cabinet body; 2. a shielding mesh support; 3. a dust screen support; 4. a honeycomb panel; 5. dust filtration net cotton; 6. an air outlet; 7. an annular conductive coating; 8. a first bolt; 9. a first mounting hole; 10. a second bolt; 11. and a second mounting hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1, 2, 3, 4 and 5, the utility model provides a ventilation dust filter with electromagnetic shielding function and high protection level, comprising a cabinet body 1, a shielding net support 2 and a dust filter support 3, wherein the shielding net support 2 is arranged at the inner side of the cabinet body 1, the dust filter support 3 is arranged at the outer side of the cabinet body 1, the dust filter support 3 is connected with the cabinet body 1 through a first connecting component, the shielding net support 2 is connected with the cabinet body 1 through a second connecting component, a honeycomb plate 4 is arranged between the shielding net support 2 and the cabinet body 1, a middle hole of the honeycomb plate 4 is utilized to block electromagnetic waves and allow air to circulate, dust filter cotton 5 is arranged between the dust filter support 3 and the cabinet body 1, the dust filter cotton 5 is used to filter air, so as to prevent dust impurities in the outside air from entering the cabinet, filter dust screen support 3 and keep away from 1 one side of the rack cabinet body and seted up a plurality of air outlets 6 for the circulation of outside air, a plurality of air outlets 6 are linear array and distribute on filter dust screen support 3, have seted up a plurality of air outlets 6 on filter dust screen support 3, make the speed that the air flows faster, shielding net support 2 is magnetic material, filter dust screen support 3 is high-quality cold-rolled steel sheet, makes shielding net support 2 and filter dust screen support 3's result of use better, life stronger.
The implementation scenario is specifically as follows: when in use, a worker firstly puts the honeycomb plate 4 in the shielding net bracket 2, then uses the second connecting component to firmly stick the shielding net bracket 2 and the surface of the cabinet body 1 together, after the shielding net bracket 2 is installed, the worker puts the dust filter screen cotton 5 in the dust filter screen bracket 3, then the first connecting component is used for firmly connecting the dust filter net bracket 3 with the cabinet body 1 for use, air flows through a plurality of air outlets 6 on the dust filter net bracket 3, the outer side wall of the cabinet body 1 is provided with a high-quality cold-rolled steel plate dust filtering net bracket 3, the dust filtering net bracket 3 and the dust filtering net cotton 5 are used in combination, so as to achieve the ventilation and dust filtering functions of IP54, the combination of the shielding net bracket 2 made of magnetic materials and the cellular board 4 is arranged on the inner side of the cabinet body 1, so that air circulation can be realized, and the electromagnetic shielding function is also realized.
As shown in fig. 2, 3, 4 and 5, in the ventilation dust filter with electromagnetic shielding function and high protection level of this embodiment, the annular conductive coating 7 is sprayed on the outer wall surface of the honeycomb panel 4, the annular conductive coating 7 is sprayed on the honeycomb panel 4 to ensure that the honeycomb panel 4 is electrically continuous with the cabinet body 1 after installation, which is a necessary process for achieving the shielding function, the first connecting assembly includes a plurality of first bolts 8, the plurality of first bolts 8 are uniformly fixed on the dust filter support 3 for installing the dust filter support 3, the cabinet body 1 is provided with a plurality of first mounting holes 9, the plurality of first bolts 8 are respectively arranged in the plurality of first mounting holes 9 and connected with the first mounting holes 9, the plurality of first bolts 8 and the plurality of first mounting holes 9 are used cooperatively, so that the connection between the dust filter support 3 and the cabinet body 1 is firmer, the second coupling assembling includes a plurality of second bolts 10, and a plurality of second bolts 10 are evenly fixed on shielding net support 2, and the staff of being convenient for installs and dismantles shielding net support 2, a plurality of second mounting holes 11 have been seted up on the cabinet body 1, and a plurality of second bolts 10 are established respectively in a plurality of second mounting holes 11 and are connected with second mounting hole 11, improve the fastness between shielding net support 2 and the cabinet body 1, and a plurality of first mounting holes 9 and a plurality of second mounting holes 11 evenly distributed on the cabinet body 1 avoid influencing each other between first bolt 8 and the second bolt 10.
The implementation scenario is specifically as follows: through the electrically conductive coating 7 of spraying annular on honeycomb panel 4, utilize the electrically conductive coating 7 of annular in order to guarantee that honeycomb panel 4 installation back and cabinet body 1 are electrically conductive continuous, reach the effect of shielding function with this, when installation shielding net support 2 and dust filtration net support 3, the staff inserts a plurality of second mounting holes 11 on the cabinet body 1 with a plurality of second bolts 10 alignment on the shielding net support 2 earlier, then screw up second bolt 10, after having installed shielding net support 2, the staff aligns a plurality of second mounting holes 11 on the cabinet body 1 with a plurality of first bolts 8 on the dust filtration net support 3 again and inserts, screw up first bolt 8 and use dust filtration net support 3 firmly with cabinet body 1 links together, moreover, the steam generator is simple in structure, subsequent dismouting of being convenient for.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a ventilation dust filter with high protection level of electromagnetic shield function, a serial communication port, including the rack cabinet body (1), shielding net support (2) and dust filter support (3), shielding net support (2) are established at rack cabinet body (1) inboard, the dust filter support (3) are established in the rack cabinet body (1) outside, dust filter support (3) are connected with the rack cabinet body (1) through first coupling assembling, shielding net support (2) are connected with the rack cabinet body (1) through second coupling assembling, be equipped with honeycomb panel (4) between shielding net support (2) and the rack cabinet body (1), be equipped with dust filter cotton (5) between dust filter support (3) and the rack cabinet body (1).
2. The ventilation dust filter screen with electromagnetic shielding function and high protection grade of claim 1, wherein: and one side of the dust filter screen support (3) far away from the cabinet body (1) is provided with a plurality of air outlets (6).
3. The ventilation dust filter screen with electromagnetic shielding function and high protection grade of claim 2, wherein: the air outlets (6) are distributed on the dust filter screen bracket (3) in a linear array.
4. The ventilation dust filter screen with electromagnetic shielding function and high protection grade of claim 1, wherein: and an annular conductive coating (7) is sprayed on the surface of the outer wall of the honeycomb plate (4).
5. The ventilation dust filter screen with electromagnetic shielding function and high protection grade of claim 1, wherein: the first connecting assembly comprises a plurality of first bolts (8), and the first bolts (8) are uniformly fixed on the dust filter screen support (3).
6. The ventilation dust filter screen with electromagnetic shielding function and high protection grade of claim 5, wherein: a plurality of first mounting holes (9) are formed in the cabinet body (1), and a plurality of first bolts (8) are respectively arranged in the first mounting holes (9) and connected with the first mounting holes (9).
7. The ventilation dust filter screen with electromagnetic shielding function and high protection grade of claim 6, wherein: the second connecting assembly comprises a plurality of second bolts (10), and the second bolts (10) are uniformly fixed on the shielding net support (2).
8. The ventilation dust filter screen with electromagnetic shielding function and high protection grade of claim 7, wherein: a plurality of second mounting holes (11) are formed in the cabinet body (1), and a plurality of second bolts (10) are respectively arranged in the second mounting holes (11) and connected with the second mounting holes (11).
9. The ventilation dust filter screen with electromagnetic shielding function and high protection grade of claim 8, wherein: the plurality of first mounting holes (9) and the plurality of second mounting holes (11) are uniformly distributed on the machine cabinet body (1).
10. The ventilation dust filter screen with electromagnetic shielding function and high protection grade of claim 1, wherein: the shielding net support (2) is made of a magnetic material, and the dust filtering net support (3) is made of a high-quality cold-rolled steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220379892.0U CN216755749U (en) | 2022-02-24 | 2022-02-24 | Ventilation dust filter with electromagnetic shielding function and high protection level |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220379892.0U CN216755749U (en) | 2022-02-24 | 2022-02-24 | Ventilation dust filter with electromagnetic shielding function and high protection level |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216755749U true CN216755749U (en) | 2022-06-17 |
Family
ID=81959285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220379892.0U Active CN216755749U (en) | 2022-02-24 | 2022-02-24 | Ventilation dust filter with electromagnetic shielding function and high protection level |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216755749U (en) |
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2022
- 2022-02-24 CN CN202220379892.0U patent/CN216755749U/en active Active
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