CN117440667B - A ventilation heat abstractor for communication rack - Google Patents
A ventilation heat abstractor for communication rack Download PDFInfo
- Publication number
- CN117440667B CN117440667B CN202311752984.4A CN202311752984A CN117440667B CN 117440667 B CN117440667 B CN 117440667B CN 202311752984 A CN202311752984 A CN 202311752984A CN 117440667 B CN117440667 B CN 117440667B
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- Prior art keywords
- sealing plate
- cabinet body
- sealing
- wall
- cabinet
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- 238000004891 communication Methods 0.000 title claims abstract description 47
- 238000009423 ventilation Methods 0.000 title claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 162
- 239000000428 dust Substances 0.000 claims abstract description 21
- 230000017525 heat dissipation Effects 0.000 claims abstract description 20
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 238000007664 blowing Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 7
- 238000001816 cooling Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20181—Filters; Louvers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
- B01D46/71—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with pressurised gas, e.g. pulsed air
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20172—Fan mounting or fan specifications
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention provides a ventilation and heat dissipation device for a communication cabinet, which belongs to the technical field of communication cabinets and comprises a cabinet body, a first sealing component, a second sealing component, a flexible filtering component and an exhaust fan, wherein one side of the cabinet body is provided with an exhaust port, the other side of the cabinet body is provided with an air inlet, the first sealing component is hinged on the outer wall of the cabinet body and is used for sealing the exhaust port, the second sealing component is hinged on the inner wall of the cabinet body and is used for sealing the air inlet, and the exhaust fan is arranged on the inner wall of the cabinet body and is used for enabling external air to penetrate through the cabinet body from the air inlet and the exhaust port. Compared with the prior art, the embodiment of the invention can effectively prevent external dust and impurities from entering the cabinet along with external air in the ventilation and heat dissipation process of the communication cabinet, thereby realizing the protection of components in the communication cabinet and ensuring the safe and stable operation of the communication cabinet.
Description
Technical Field
The invention belongs to the technical field of communication cabinets, and particularly relates to a ventilation and heat dissipation device for a communication cabinet.
Background
At present, a plurality of electrical components are integrated in the communication cabinet, the communication cabinet is relatively sealed, a large amount of heat is generated when the electrical components work, the heat is accumulated in the communication cabinet to easily cause the temperature increase in the communication cabinet, and the high-temperature environment can influence the normal of the electrical components, so that the communication cabinet needs to be subjected to heat dissipation treatment regularly, and the working efficiency of the electrical components is ensured.
In the prior art, ventilation openings are formed in the side wall of a cabinet body for cooling a communication cabinet, a cooling fan is mounted in the communication cabinet, when the cooling fan works, external air can be introduced into the communication cabinet from the ventilation openings, ventilation and cooling of the communication cabinet are achieved, however, the installation environment of the communication cabinet is various, some communication cabinets are required to be installed in an outdoor environment, and when the outdoor air enters the communication cabinet, the communication cabinet is easy to be wrapped with certain dust and sundries and enters the communication cabinet, so that stable operation of the communication cabinet is affected.
Disclosure of Invention
In view of the foregoing deficiencies of the prior art, an embodiment of the present invention is to provide a ventilation and heat dissipation device for a communication cabinet.
In order to solve the technical problems, the invention provides the following technical scheme:
a ventilation and heat dissipation device for a communication cabinet comprises a cabinet body, a first sealing component, a second sealing component, a flexible filtering component and an exhaust fan,
one side of the cabinet body is provided with an exhaust port, the other side is provided with an air inlet,
the first sealing component is hinged on the outer wall of the cabinet body and is used for sealing the exhaust port,
the second sealing component is hinged on the inner wall of the cabinet body and is used for sealing the air inlet,
the exhaust fan is arranged on the inner wall of the cabinet body and used for enabling the outside air to penetrate through the cabinet body from the air inlet and the air outlet,
the flexible filtering assembly is connected with the second sealing assembly, when the second sealing assembly is pushed to rotate towards the inner side of the cabinet body by external air, the second sealing assembly pulls the flexible filtering assembly to be unfolded at the inner side of the air inlet, and the flexible filtering assembly filters the external air entering the inner side of the cabinet body from the air inlet.
As a further improvement of the invention: the first seal assembly includes a first seal plate and a first resilient member,
one end of the first sealing plate is hinged with the outer wall of the cabinet body, one end of the first elastic piece is connected with the inner wall of the exhaust port, and the other end of the first elastic piece is connected with the first sealing plate and used for providing elastic tension for the first sealing plate.
As a further improvement of the invention: the second seal assembly includes a second seal plate and a third seal plate,
the third sealing plate and the second sealing plate are vertically and oppositely distributed, and the second sealing plate and the third sealing plate are hinged with the inner wall of the cabinet body.
As a further improvement of the invention: the flexible filter assembly includes a flexible filter screen,
one end of the flexible filter screen is connected with one end, far away from the inner wall of the cabinet body, of the second sealing plate, and the other end of the flexible filter screen is connected with one end, far away from the inner wall of the cabinet body, of the third sealing plate.
As a still further improvement of the invention: the third sealing plate is hollow, a sliding plate is movably arranged in the third sealing plate, a notch is formed in one end of the third sealing plate, which is far away from the inner wall of the cabinet body, one end of the flexible filter screen, which is far away from the second sealing plate, extends from the notch to the interior of the third sealing plate and is connected with the sliding plate,
one side of the sliding plate is further connected with the inner wall of the third sealing plate through a second elastic piece, and the second elastic piece is used for providing elastic tension for the sliding plate.
As a still further improvement of the invention: and one side, far away from the inner wall of the cabinet body, of the third sealing plate is provided with a back-blowing assembly, and the back-blowing assembly is used for blowing away dust and sundries attached to one side of the flexible filter screen when the flexible filter screen is pulled into the third sealing plate by the sliding plate.
As a still further improvement of the invention: the back blowing component comprises a gas pipe and a gas collecting box,
the gas collection box is fixedly arranged on one side, far away from the cabinet body, of the third sealing plate, one end of the gas collection box extends to the outer side of the third sealing plate, one end of the gas transmission pipe is communicated with the inner cavity of the third sealing plate, the other end of the gas transmission pipe is communicated with the inner cavity of the gas collection box, and a plurality of air holes are formed in one side, facing the third sealing plate, of the gas collection box.
As a still further improvement of the invention: the second sealing plate is connected with two sides of the third sealing plate through a flexible enclosing layer.
Compared with the prior art, the invention has the beneficial effects that:
compared with the prior art, the embodiment of the invention can effectively prevent external dust and impurities from entering the cabinet along with external air in the ventilation and heat dissipation process of the communication cabinet, thereby realizing the protection of components in the communication cabinet and ensuring the safe and stable operation of the communication cabinet.
Drawings
FIG. 1 is a schematic diagram of a ventilation and heat dissipation device for a communication cabinet;
FIG. 2 is a schematic diagram of a ventilation and heat dissipation device for a communication cabinet;
FIG. 3 is a schematic diagram of a ventilation and heat dissipation device for a communication cabinet;
FIG. 4 is an enlarged schematic view of area A of FIG. 2;
in the figure: 10-cabinet, 101-exhaust port, 102-air inlet, 20-first seal assembly, 201-first sealing plate, 202-first elastic piece, 30-second seal assembly, 301-second sealing plate, 302-flexible enclosure layer, 303-third sealing plate, 40-flexible filter assembly, 401-flexible filter screen, 402-slide plate, 403-second elastic piece, 50-blowback assembly, 501-air pipe, 502-gas collecting box, 503-air hole, 60-exhaust fan.
Detailed Description
The technical scheme of the present application will be described in further detail with reference to the specific embodiments.
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.
Referring to fig. 1, 2 and 3, the embodiment provides a ventilation and heat dissipation device for a communication cabinet, which comprises a cabinet body 10, a first sealing component 20, a second sealing component 30, a flexible filtering component 40 and an exhaust fan 60, wherein an air outlet 101 is formed on one side of the cabinet body 10, an air inlet 102 is formed on the other side of the cabinet body, the first sealing component 20 is hinged on the outer wall of the cabinet body 10 and is used for sealing the air outlet 101, the second sealing component 30 is hinged on the inner wall of the cabinet body 10 and is used for sealing the air inlet 102, the exhaust fan 60 is mounted on the inner wall of the cabinet body 10 and is used for enabling external air to penetrate through the cabinet body 10 from the air inlet 102 and the air outlet 101, the flexible filtering component 40 is connected with the second sealing component 30, when the second sealing component 30 is pushed to rotate towards the inner side of the cabinet body 10 by external air, the second sealing component 30 pulls the flexible filtering component 40 to be unfolded on the inner side of the air inlet 102, and the flexible filtering component 40 filters the external air entering the interior of the cabinet body 102 from the cabinet body 102 to the air inlet 10.
When the communication cabinet does not need ventilation and heat dissipation, the first sealing component 20 is attached to the outer wall of the cabinet body 10 to seal the air outlet 101, and meanwhile, the second sealing component 30 is attached to the inner wall of the cabinet body 10 to seal the air inlet 102, so that dust and sundries in the outside air are prevented from entering the cabinet body 10 from the air inlet 102 and the air outlet 101, and dust damage to components in the cabinet body 10 is avoided; when the communication cabinet needs to be ventilated and radiated, the exhaust fan 60 works, the pressure effect generated when the exhaust fan 60 works is utilized, the first sealing component 20 is driven to rotate towards the outer direction of the cabinet body 10 and the second sealing component 30 is driven to rotate towards the inner direction of the cabinet body 10, the sealing state of the exhaust port 101 can be relieved when the first sealing component 20 rotates towards the outer direction of the cabinet body 10, the sealing state of the air inlet 102 can be relieved when the second sealing component 30 rotates towards the inner direction of the cabinet body 10, then the exhaust fan 60 introduces external air into the cabinet body 10 from the air inlet 102, and after the external air enters the cabinet body 10, the heat in the cabinet body 10 is taken out from the air outlet 101, so that ventilation and radiation of the cabinet body 10 are realized; in the above process, when the second sealing assembly 30 rotates towards the internal direction of the cabinet 10, the flexible filtering assembly 40 can be pulled to be unfolded at the inner side of the air inlet 102, so that the external air entering the interior of the cabinet 10 from the air inlet 102 is filtered, dust and sundries carried by the external air are filtered, the external air is prevented from being wrapped by the dust and sundries and entering the interior of the cabinet 10, and dust prevention of the cabinet 10 in the ventilation and heat dissipation process is realized.
Referring to fig. 1 and 2, in one embodiment, the first sealing assembly 20 includes a first sealing plate 201 and a first elastic member 202, wherein one end of the first sealing plate 201 is hinged to the outer wall of the cabinet 10, one end of the first elastic member 202 is connected to the inner wall of the air outlet 101, and the other end of the first elastic member is connected to the first sealing plate 201, so as to provide elastic tension to the first sealing plate 201.
When the communication cabinet is not required to be ventilated and radiated, the first elastic piece 202 provides elastic tension for the first sealing plate 201, so that the first sealing plate 201 is tightly attached to the outer wall of the cabinet body 10, and then the exhaust port 101 is sealed, when the communication cabinet is required to be ventilated and radiated, the exhaust fan 60 works, and pressure change generated during the operation of the exhaust fan 60 can push the first sealing plate 201 to rotate towards the external direction of the cabinet body 10, and then the sealing state of the exhaust port 101 is relieved, so that the exhaust port 101 is opened.
Referring to fig. 1, in one embodiment, the second sealing assembly 30 includes a second sealing plate 301 and a third sealing plate 303, the third sealing plate 303 and the second sealing plate 301 are disposed in a vertically opposite manner, and the second sealing plate 301 and the third sealing plate 303 are both hinged to the inner wall of the cabinet 10.
When the communication cabinet does not need to be ventilated and radiated, the second sealing plate 301 and the third sealing plate 303 are attached to the inner wall of the cabinet body 10 so as to seal the air inlet 102, when the communication cabinet needs to be ventilated and radiated, the air discharge fan 60 works, pressure change generated during the operation of the air discharge fan 60 can drive the second sealing plate 301 and the third sealing plate 303 to rotate towards the inner direction of the cabinet body 10, so that the sealing state of the air inlet 102 is relieved, the air inlet 102 is opened, the air discharge fan 60 introduces external air into the cabinet body 10 from the air inlet 102, and after the external air enters the cabinet body 10, the internal heat of the cabinet body 10 can be taken out from the opened air outlet 101, so that the ventilation and the radiation of the cabinet body 10 are realized.
Referring to fig. 2 and 4, in one embodiment, the flexible filter assembly 40 includes a flexible filter 401, and one end of the flexible filter 401 is connected to an end of the second sealing plate 301 away from the inner wall of the cabinet 10, and the other end is connected to an end of the third sealing plate 303 away from the inner wall of the cabinet 10.
When the second sealing plate 301 and the third sealing plate 303 rotate towards the inside of the cabinet 10, the flexible filter screen 401 can be pulled to be unfolded, and external air entering the inside of the cabinet 10 from the air inlet 102 can pass through the flexible filter screen 401, so that dust and sundries in the external air can be filtered by the flexible filter screen 401, and the external air is prevented from being wrapped by the dust and sundries and entering the inside of the cabinet 10.
Referring to fig. 4, in an embodiment, the third sealing plate 303 is hollow, a sliding plate 402 is movably disposed in the third sealing plate 303, a notch (not shown in the drawing) is formed at an end of the third sealing plate 303 away from the inner wall of the cabinet 10, an end of the flexible filter screen 401 away from the second sealing plate 301 extends from the notch to the inner side of the third sealing plate 303 and is connected to the sliding plate 402, one side of the sliding plate 402 is further connected to the inner wall of the third sealing plate 303 through a second elastic member 403, and the second elastic member 403 is used for providing elastic tension to the sliding plate 402.
When the communication cabinet does not need ventilation and heat dissipation, the second sealing plate 301 and the third sealing plate 303 are attached to the inner wall of the cabinet body 10, and then the air inlet 102 is sealed, at this time, the flexible filter screen 401 is integrally contained in the third sealing plate 303, when the exhaust fan 60 works to drive the second sealing plate 301 and the third sealing plate 303 to rotate towards the interior of the cabinet body 10, the second sealing plate 301 can pull the flexible filter screen 401 to pull the flexible filter screen 401 out of the third sealing plate 303, the sliding plate 402 slides along the interior of the third sealing plate 303 under the pulling action of the flexible filter screen 401, the second elastic piece 403 is stressed and stretched until the second sealing plate 301 and the third sealing plate 303 rotate to a certain angle, and the flexible filter screen 401 is unfolded at the inner side of the air inlet 102, so that external air is filtered; after the ventilation and heat dissipation of the communication cabinet are completed, the exhaust fan 60 stops working, at this time, the third sealing plate 303 located above rotates towards the inner wall of the cabinet body 10 under the action of gravity, meanwhile, the second elastic piece 403 pulls the sliding plate 402 to slide reversely along the inside of the third sealing plate 303, so as to pull the flexible filter screen 401 into the inside of the third sealing plate 303 again, and when the flexible filter screen 401 is pulled into the inside of the third sealing plate 303, the second sealing plate 301 located below can be driven to rotate towards the inner wall of the cabinet body 10 synchronously until the second sealing plate 301 and the third sealing plate 303 are attached to the inner wall of the cabinet body 10 again to reseal the air inlet 102, and the flexible filter screen 401 is completely retracted into the inside of the third sealing plate 303; above-mentioned in-process, when flexible filter screen 401 is pulled into the inside of third closing plate 303, flexible filter screen 401 can laminate in notch lower wall slip, utilizes notch lower wall border can strike off the dust debris that flexible filter screen 401 one side is attached to realize flexible filter screen 401's automatic clearance, and then guarantee that flexible filter screen 401 can continue to effectively filter the external air that follow-up gets into the cabinet body 10 from air inlet 102.
Referring to fig. 1, in an embodiment, a blowback assembly 50 is disposed on a side of the third sealing plate 303 away from the inner wall of the cabinet 10, and when the flexible filter 401 is pulled into the third sealing plate 303 by the sliding plate 402, the blowback assembly 50 is used for blowing away dust and sundries attached to one side of the flexible filter 401, so as to further improve the cleaning effect of the flexible filter 401.
Referring to fig. 4, in one embodiment, the blowback assembly 50 includes a gas pipe 501 and a gas collecting box 502, the gas collecting box 502 is fixedly disposed on a side of the third sealing plate 303 away from the cabinet body 10, one end of the gas collecting box 502 extends to the outside of the third sealing plate 303, one end of the gas pipe 501 is communicated with an inner cavity of the third sealing plate 303, the other end is communicated with an inner cavity of the gas collecting box 502, and a plurality of air holes 503 are formed on a side of the gas collecting box 502 facing the third sealing plate 303.
In the process that the flexible filter screen 401 is pulled into the third sealing plate 303 by the sliding plate 402, the sliding plate 402 can press and send air in the third sealing plate 303 to the inside of the air collecting box 502 from the air pipe 501, and then the air is output by the air holes 503, and the air can reversely pass through the flexible filter screen 401 after being output by the air holes 503, so that dust and sundries attached to one side of the flexible filter screen 401 are blown off, and the blown off dust and sundries can fall into the outside of the cabinet body 10 through the air inlet 102.
Referring to fig. 1, in an embodiment, the two sides of the second sealing plate 301 and the two sides of the third sealing plate 303 are further connected by a flexible enclosure layer 302, when the second sealing plate 301 and the third sealing plate 303 rotate towards the inside of the cabinet 10 and then release the sealing state of the air inlet 102, the second sealing plate 301 and the third sealing plate 303 can synchronously pull the flexible enclosure layer 302 to spread, and the two sets of flexible enclosure layers 302 can seal the spaces on the two sides of the second sealing plate 301 and the third sealing plate 303, so that the external air is prevented from bypassing the flexible filter screen 401 and entering the inside of the cabinet 10 from the spaces on the two sides of the second sealing plate 301 and the third sealing plate 303, and the external air entering the inside of the cabinet 10 is ensured to be effectively filtered.
In one embodiment, the first elastic member 202 and the second elastic member 403 may be springs, or metal elastic sheets, which is not limited herein.
In one embodiment, the flexible screen 401 may be a polyethylene screen or a polyurethane screen, which is not limited herein.
In one embodiment, the flexible barrier layer 302 may be a rubber layer or a windbreak fabric layer, without limitation.
In the embodiment of the invention, when the communication cabinet does not need ventilation and heat dissipation, the first sealing component 20 is attached to the outer wall of the cabinet body 10 to seal the air outlet 101, and the second sealing component 30 is attached to the inner wall of the cabinet body 10 to seal the air inlet 102, so that dust and sundries in the outside air are prevented from entering the cabinet body 10 from the air inlet 102 and the air outlet 101, and dust damage to components in the cabinet body 10 is avoided; when the communication cabinet needs to be ventilated and radiated, the exhaust fan 60 works, the pressure effect generated when the exhaust fan 60 works is utilized, the first sealing component 20 is driven to rotate towards the outer direction of the cabinet body 10 and the second sealing component 30 is driven to rotate towards the inner direction of the cabinet body 10, the sealing state of the exhaust port 101 can be relieved when the first sealing component 20 rotates towards the outer direction of the cabinet body 10, the sealing state of the air inlet 102 can be relieved when the second sealing component 30 rotates towards the inner direction of the cabinet body 10, then the exhaust fan 60 introduces external air into the cabinet body 10 from the air inlet 102, and after the external air enters the cabinet body 10, the heat in the cabinet body 10 is taken out from the air outlet 101, so that ventilation and radiation of the cabinet body 10 are realized; above-mentioned in-process, still can pull flexible filter element 40 when the second seal assembly 30 rotates to cabinet body 10 inside direction and expand at the air inlet 102 inboard, and then get into the inside outside air of cabinet body 10 from air inlet 102 and filter, with the dust debris filtering that outside air carried, prevent that outside air from wrapping up in and holding dust debris and entering into cabinet body 10 inside, realized the dustproof of cabinet body 10 in ventilation and heat dissipation process, compared with prior art, in the communication cabinet ventilation and heat dissipation process, can effectually avoid outside dust debris to enter into the cabinet inside along with outside air together, and then realized the protection of the inside components and parts of communication cabinet, the operation of communication cabinet safety and stability has been ensured.
While the preferred embodiments of the present application have been described in detail, the present application is not limited to the above embodiments, and various changes may be made within the knowledge of those skilled in the art without departing from the spirit of the present application.
Claims (3)
1. A ventilation and heat dissipation device for a communication cabinet is characterized by comprising a cabinet body, a first sealing component, a second sealing component, a flexible filtering component and an exhaust fan,
one side of the cabinet body is provided with an exhaust port, the other side is provided with an air inlet,
the first sealing component is hinged on the outer wall of the cabinet body and is used for sealing the exhaust port,
the second sealing component is hinged on the inner wall of the cabinet body and is used for sealing the air inlet,
the exhaust fan is arranged on the inner wall of the cabinet body and used for enabling the outside air to penetrate through the cabinet body from the air inlet and the air outlet,
the flexible filter component is connected with the second seal component, when the second seal component is pushed by external air to rotate towards the inner side of the cabinet body, the second seal component pulls the flexible filter component to be unfolded at the inner side of the air inlet, the flexible filter component filters the external air entering the interior of the cabinet body from the air inlet,
the second seal assembly includes a second seal plate and a third seal plate,
the third sealing plate and the second sealing plate are distributed up and down relatively, the second sealing plate and the third sealing plate are both hinged with the inner wall of the cabinet body,
the flexible filter assembly includes a flexible filter screen,
one end of the flexible filter screen is connected with one end of the second sealing plate far away from the inner wall of the cabinet body, the other end of the flexible filter screen is connected with one end of the third sealing plate far away from the inner wall of the cabinet body,
the third sealing plate is hollow, a sliding plate is movably arranged in the third sealing plate, a notch is formed in one end of the third sealing plate, which is far away from the inner wall of the cabinet body, one end of the flexible filter screen, which is far away from the second sealing plate, extends from the notch to the interior of the third sealing plate and is connected with the sliding plate,
one side of the sliding plate is also connected with the inner wall of the third sealing plate through a second elastic piece, the second elastic piece is used for providing elastic tension for the sliding plate,
a back-blowing component is arranged on one side of the third sealing plate far away from the inner wall of the cabinet body, and is used for blowing off dust and sundries attached on one side of the flexible filter screen when the flexible filter screen is pulled into the third sealing plate by the sliding plate,
the back blowing component comprises a gas pipe and a gas collecting box,
the gas collection box is fixedly arranged on one side, far away from the cabinet body, of the third sealing plate, one end of the gas collection box extends to the outer side of the third sealing plate, one end of the gas transmission pipe is communicated with the inner cavity of the third sealing plate, the other end of the gas transmission pipe is communicated with the inner cavity of the gas collection box, and a plurality of air holes are formed in one side, facing the third sealing plate, of the gas collection box.
2. The apparatus of claim 1, wherein the first seal assembly comprises a first seal plate and a first resilient member,
one end of the first sealing plate is hinged with the outer wall of the cabinet body, one end of the first elastic piece is connected with the inner wall of the exhaust port, and the other end of the first elastic piece is connected with the first sealing plate and used for providing elastic tension for the first sealing plate.
3. The ventilation and heat dissipation device for a telecommunications cabinet of claim 1, wherein the second seal plate and the third seal plate are further connected on both sides by a flexible enclosure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311752984.4A CN117440667B (en) | 2023-12-20 | 2023-12-20 | A ventilation heat abstractor for communication rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311752984.4A CN117440667B (en) | 2023-12-20 | 2023-12-20 | A ventilation heat abstractor for communication rack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117440667A CN117440667A (en) | 2024-01-23 |
| CN117440667B true CN117440667B (en) | 2024-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311752984.4A Active CN117440667B (en) | 2023-12-20 | 2023-12-20 | A ventilation heat abstractor for communication rack |
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| Country | Link |
|---|---|
| CN (1) | CN117440667B (en) |
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|---|---|---|---|---|
| CN212201755U (en) * | 2019-11-26 | 2020-12-22 | 周桂兴 | Aluminum alloy door and window with dustproof ventilation function |
| CN217036514U (en) * | 2022-03-11 | 2022-07-22 | 北京东晟先创科技发展有限公司 | Power distribution cabinet convenient for heat dissipation |
| CN115379724A (en) * | 2022-08-02 | 2022-11-22 | 上海国动网络通信有限公司 | Ventilation device for communication base station |
| CN115379686A (en) * | 2022-08-02 | 2022-11-22 | 上海国动网络通信有限公司 | Communication base station dust keeper |
| CN116193842A (en) * | 2023-05-04 | 2023-05-30 | 深圳拓普龙科技有限公司 | Heat abstractor for be used for rack |
| CN116808731A (en) * | 2023-05-08 | 2023-09-29 | 安徽中科都菱商用电器股份有限公司 | Automatic negative pressure maintaining device of biosafety cabinet |
| CN220167780U (en) * | 2023-05-24 | 2023-12-12 | 广东福临门世家智能家居有限公司 | Micro ventilation window |
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| CN117440667A (en) | 2024-01-23 |
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