CN112413783B - Filtering system for electronic instrument room - Google Patents
Filtering system for electronic instrument room Download PDFInfo
- Publication number
- CN112413783B CN112413783B CN202011329437.1A CN202011329437A CN112413783B CN 112413783 B CN112413783 B CN 112413783B CN 202011329437 A CN202011329437 A CN 202011329437A CN 112413783 B CN112413783 B CN 112413783B
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- Prior art keywords
- air
- cavity
- electronic instrument
- wall
- air inlet
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
- F24F7/013—Ventilation with forced flow using wall or window fans, displacing air through the wall or window
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/266—Drying gases or vapours by filtration
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/20—Casings or covers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
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- 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
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- 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
Abstract
The invention discloses a filtering system for an electronic instrument room, which relates to the technical field of protective devices of the electronic instrument room and comprises a wall body, wherein a shell is fixedly arranged on the wall body, an air inlet is formed in the shell, a dust screen is arranged in the air inlet, a filtering component for purifying gas is arranged in the air inlet, an air exchange fan is fixedly arranged in the air inlet, a linkage mechanism for controlling the air exchange fan to work is arranged in the shell, an air cylinder is fixedly arranged in the shell, a second cavity is formed in the shell, a first electrifying connector is fixedly arranged in the second cavity, and a second electrifying connector is fixedly arranged in the second cavity. By arranging the dust screen, the filter membrane, the first one-way valve and the ventilator, the invention can filter the gas firstly when ventilating the room of the electronic instrument, filter the dust and the water vapor in the gas, prevent the precision reduction of the electronic instrument caused by dust accumulation and avoid the damage of the electronic instrument caused by the water vapor.
Description
Technical Field
The invention relates to the technical field of protective devices of electronic instrument rooms, in particular to a filtering system for an electronic instrument room.
Background
Because the working environment of the electronic equipment is various and most of the electronic equipment is used in a non-vacuum environment, dust in the air and air flow which is easy to accompany in the heat exchange process enter the electronic equipment, particularly, an air inlet is arranged on the equipment case corresponding to the installation position of the fan under a positive pressure cooling working mode, cold air outside the equipment case is blown into the equipment case by the fan through the air inlet, and dust particles enter the equipment case along with the air flow. Taking a computer as an example, when dust is too much, if the dust is not cleaned in time, the accumulated dust will cause the heat dissipation performance of high-power components such as a CPU, a motherboard chip set and the like in the computer to be greatly reduced, so that the components have over-high temperature and have faults such as unstable performance and even burning loss, thereby affecting the normal use of the computer. Meanwhile, most electronic products need to be prevented from contacting with water, and the electronic equipment is prevented from electric leakage and damage, so that an electronic instrument room needs to be kept in a dust-free environment and a dry environment, and therefore when gas is exchanged in the electronic instrument room, substances such as dust, water vapor and the like in the air need to be removed, and the electronic equipment is prevented from being damaged.
The filtering effect of the gas filtering system in the existing electronic instrument room is not too good, and meanwhile, the ventilating fan is damaged due to the long-time work of the ventilating fan, so that the use of the filtering system is influenced, and meanwhile, the external air backflow is easily caused at the exhaust port to cause dust and water vapor to enter the electronic instrument room.
To this end, we propose a filter system for an electronics compartment that solves the above problems.
Disclosure of Invention
The invention aims to provide a filter system for an electronic instrument room, which is used for purifying the outside air and preventing dust and water vapor from damaging the electronic instrument when the electronic instrument room is ventilated.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a filtration system for electronic instrument room, includes the wall body, fixed mounting has the casing on the wall body, the air intake has been seted up in the casing, install the dust screen in the air intake, be provided with the filter component who is used for purifying the gas in the air intake, fixed mounting has the scavenger fan in the air intake, be provided with the link gear who is used for controlling the scavenger fan work in the casing, fixed mounting has the cylinder in the casing, the second cavity has been seted up in the casing, fixed mounting has first circular telegram joint in the second cavity, fixed mounting has second circular telegram joint in the second cavity, fixed mounting has the fixed block on the wall body, the gasbag has been inlayed on the fixed block, fixed mounting has the breather pipe on the gasbag, breather pipe and casing fixed connection.
Optionally, a round hole is formed in the bottom wall of the air inlet, a water collecting cavity is formed in the shell, an air cylinder is fixedly mounted in the water collecting cavity, a push plate is fixedly mounted at the output end of the air cylinder, and the round hole is communicated with the water collecting cavity.
Optionally, the linkage mechanism includes a piston, a moving rod and a conductive block, a first straight groove is formed in the housing, the piston is slidably connected in the first straight groove, the moving rod is fixedly mounted on the piston, and the conductive block is fixedly mounted at one end, far away from the piston, of the moving rod.
Optionally, a first cavity is formed in the side wall of the first straight groove, a limiting block is fixedly mounted on the moving rod, the limiting block is connected with the inner wall of the first cavity in a sliding mode, a spring is wound on the moving rod, one end of the spring is fixedly connected to the limiting block, and one end, far away from the limiting block, of the spring is fixedly connected to the inner wall of the first cavity.
Optionally, the piston is fixedly connected with the baffle through a first connecting rod, the baffle is connected with the inner wall of the exhaust port in a sliding mode, a through hole is formed in the inner wall of the exhaust port, and a second one-way valve is fixedly mounted in the exhaust port.
Optionally, a sliding groove is formed in the side wall of the air inlet, the dust screen is connected with the sliding groove in a sliding mode, a second straight groove is formed in the shell, a second connecting rod is fixedly connected to the dust screen, a pull rod is fixedly connected to one end, far away from the dust screen, of the second connecting rod and located in the second straight groove, and a pull ring is fixedly mounted to one end, far away from the second connecting rod, of the pull rod.
Optionally, one end of the vent pipe, which is far away from the air bag, is communicated with the first straight groove, and a sealing rubber ring is fixedly installed at the joint of the vent pipe and the first straight groove.
Optionally, the filtering member includes a filter membrane and a first check valve, the filter membrane is fixedly installed in the air inlet, and the first check valve is fixedly installed in the air inlet.
Compared with the prior art, the invention has the following advantages:
1. by arranging the dust screen, the filter membrane, the first one-way valve and the ventilator, the invention can filter the gas firstly when ventilating the room of the electronic instrument, filter the dust and the water vapor in the gas, prevent the precision reduction of the electronic instrument caused by dust accumulation and avoid the damage of the electronic instrument caused by the water vapor.
2. According to the invention, the linkage mechanism is arranged, so that the work of the ventilating fan and the air cylinder can be automatically controlled, the long-time work of the ventilating fan is avoided, the service life of the ventilating fan is prolonged, and meanwhile, the water in the water collecting cavity can be timely discharged by controlling the air cylinder.
3. By arranging the baffle, the through hole and the second one-way valve, when the air in the electronic instrument room is exchanged, dust and water vapor are prevented from entering the electronic instrument room from the exhaust port to influence the electronic instrument, and the indoor environment of the electronic instrument is ensured to meet the use standard of the electronic instrument.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
FIG. 4 is an enlarged view of the portion C of FIG. 1 according to the present invention.
In the figure: the air-conditioning fan comprises a wall body 1, a shell body 2, an air inlet 3, a sliding groove 4, a dust screen 5, a filter membrane 6, a first check valve 7, an air exchange fan 8, a circular hole 9, a water collecting cavity 10, an air cylinder 11, a push plate 12, a first straight groove 13, a piston 14, a moving rod 15, a first cavity 16, a limiting block 17, a spring 18, a second cavity 19, a conductive block 20, a first electrified joint 21, a second electrified joint 22, a first connecting rod 23, an air outlet 24, a baffle 25, a through hole 26, a second check valve 27, a fixed block 28, an air bag 29, a vent pipe 30, a second straight groove 31, a second connecting rod 32, a pull rod 33 and a pull ring 34.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a filtering system for an electronic instrument room comprises a wall 1, a housing 2 is fixedly mounted on the wall 1, an air inlet 3 is formed in the housing 2, a dust screen 5 is mounted in the air inlet 3, and a filtering member for purifying gas is arranged in the air inlet 3.
The filtering component comprises a filtering membrane 6 and a first one-way valve 7, the filtering membrane 6 is fixedly installed in the air inlet 3, the first one-way valve 7 is fixedly installed in the air inlet 3, and the filtering membrane 6 is located on the left side of the first one-way valve 7. The filter membrane 6 is used for filtering water vapor in air to avoid the damage of electronic instruments caused by the water vapor. The first one-way valve 7 is used for preventing air in the electronic instrument room from being discharged from the air inlet 3, ensuring the sealing performance in the electronic instrument room and further controlling the ventilation fan 8 to work through the air pressure in the electronic instrument room.
An air exchange fan 8 is fixedly arranged in the air inlet 3, and a linkage mechanism for controlling the work of the air exchange fan 8 is arranged in the shell 2.
The linkage mechanism comprises a piston 14, a moving rod 15 and a conductive block 20, a first straight groove 13 is formed in the shell 2, the piston 14 is connected in the first straight groove 13 in a sliding mode, the moving rod 15 is fixedly installed on the piston 14, and the conductive block 20 is fixedly installed at one end, far away from the piston 14, of the moving rod 15. The linkage mechanism has the effects that the work of the ventilating fan 8 and the work of the air cylinder 11 can be automatically controlled, the long-time work of the ventilating fan 8 is avoided, the service life of the ventilating fan 8 is prolonged, and meanwhile, water in the water collecting cavity 10 can be discharged in time through controlling the air cylinder 11, so that the water accumulation is avoided.
The air cylinder 11 is fixedly mounted in the shell 2, the second cavity 19 is formed in the shell 2, the first power-on connector 21 is fixedly mounted in the second cavity 19, the second power-on connector 22 is fixedly mounted in the second cavity 19, the fixing block 28 is fixedly mounted on the wall body 1, the air bag 29 is embedded in the fixing block 28, the air bag 29 is fixedly mounted on the air bag 30, the air pipe 30 is fixedly connected with the shell 2, and the air cylinder 11 is a heavy air cylinder with the model of SC160X 25.
The piston 14 is fixedly connected with a baffle 25 through a first connecting rod 23, the baffle 25 is slidably connected with the inner wall of the exhaust port 24, a through hole 26 is formed in the inner wall of the exhaust port 24, and a second one-way valve 27 is fixedly installed in the exhaust port 24. The baffle 25, the through hole 26 and the second check valve 27 prevent dust and water vapor from entering the electronic instrument room from the exhaust port 24 to affect the electronic instrument when the air in the electronic instrument room is exchanged, and ensure that the environment in the electronic instrument room meets the use standard of the electronic instrument.
Seted up spout 4 on the lateral wall of air intake 3, dust screen 5 and 4 sliding connection of spout have seted up second straight flute 31 on the casing 1, fixedly connected with second connecting rod 32 on the dust screen 5, and the one end fixedly connected with pull rod 33 of dust screen 5 is kept away from to second connecting rod 32, and pull rod 33 is located second straight flute 31, and the one end fixed mounting that second connecting rod 32 was kept away from to pull rod 33 has pull ring 34. The pull rod 33 and the sliding groove 4 are used for taking out the dustproof net 5 conveniently for cleaning, the using effect of the dustproof net 5 is improved, the use is more convenient, the pull ring 34 is used for facilitating the operation of workers, and the use hand feeling of the workers is improved.
One end of the vent pipe 30 far away from the air bag 29 is communicated with the first straight groove 13, and a sealing rubber ring is fixedly arranged at the joint of the vent pipe 30 and the first straight groove 13. The sealing rubber ring has the effects of preventing gas leakage and ensuring stable gas pressure, so that the device can normally work.
The working principle is as follows:
firstly, because the pressure in the electronic instrument room is balanced with the pressure of the air bag 29, at the moment, the conductive block 20 is electrically connected with the first power-on connector 21, so that the ventilation fan 8 works, at the moment, the external air enters through the air inlet 3, the external air removes dust in the air through the dustproof net 5, then moisture in the air is removed through the filter membrane 6, the purified air enters into the electronic instrument room through the first one-way valve 7, water vapor on the filter membrane 6 is condensed into water drops and enters into the water collecting cavity 10 through the round hole 9 along the filter membrane 6, because the electronic instrument room is in a closed environment, the air pressure in the electronic instrument room is increased along with the increase of the air, the air bag 29 is extruded, the air in the air bag 29 enters into the first straight groove 13 through the vent pipe 30, the air pushes the piston 14 to move leftwards, at the moment, the spring 18 is compressed, and the conductive block 20 moves rightwards under the driving of the moving rod 15 to be separated from the first power-on connector 21 and separated from the second power-on connector 21 and connected with the second power-on connector 21 The head 22 is electrically connected, at the moment, the ventilation fan 8 stops working, the cylinder 11 starts working to push the push plate 12 to move leftwards to discharge water in the water collecting cavity 10, at the moment, the piston 14 moves leftwards to drive the baffle 25 to move leftwards to the left side of the through hole 26 through the first connecting rod 23, at the moment, gas in the electronic instrument room is discharged through the second one-way valve 27 through the through hole 26 and the exhaust port 24, then the air pressure in the electronic instrument room is reduced, the piston 14 moves rightwards under the action of the spring 18, at the moment, the cylinder 11 recovers to the original position and stops working, the ventilation fan 8 is opened to form a gas exchange cycle, and the dust-free environment in the electronic instrument room is ensured.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (3)
1. The utility model provides a filtration system for electronic instrument room, includes wall body (1), its characterized in that, fixed mounting has casing (2) on wall body (1), air intake (3) have been seted up in casing (2), install dust screen (5) in air intake (3), be provided with the filter component who is used for purifying the gas in air intake (3), fixed mounting has scavenger fan (8) in air intake (3), be provided with the link gear who is used for controlling scavenger fan (8) work in casing (2), fixed mounting has cylinder (11) in casing (2), second cavity (19) have been seted up in casing (2), fixed mounting has first circular telegram joint (21) in second cavity (19), fixed mounting has second circular telegram joint (22) in second cavity (19), fixed mounting has fixed block (28) on wall body (1), an air bag (29) is embedded in the fixed block (28), a vent pipe (30) is fixedly mounted on the air bag (29), and the vent pipe (30) is fixedly connected with the shell (2);
the first power-on connector (21) is used for controlling the starting and stopping of the ventilator;
the linkage mechanism comprises a piston (14), a moving rod (15) and a conductive block (20), a first straight groove (13) is formed in the shell (2), the piston (14) is connected in the first straight groove (13) in a sliding mode, the moving rod (15) is fixedly installed on the piston (14), and the conductive block (20) is fixedly installed at one end, far away from the piston (14), of the moving rod (15);
a first cavity (16) is formed in the side wall of the first straight groove (13), a limiting block (17) is fixedly mounted on the moving rod (15), the limiting block (17) is connected with the inner wall of the first cavity (16) in a sliding mode, a spring (18) is wound on the moving rod (15), one end of the spring (18) is fixedly connected to the limiting block (17), and one end, far away from the limiting block (17), of the spring (18) is fixedly connected to the inner wall of the first cavity (16);
the piston (14) is fixedly connected with a baffle (25) through a first connecting rod (23), the baffle (25) is connected with the inner wall of an exhaust port (24) in a sliding manner, a through hole (26) is formed in the inner wall of the exhaust port (24), and a second one-way valve (27) is fixedly installed in the exhaust port (24);
the filtering component comprises a filtering membrane (6) and a first one-way valve (7), the filtering membrane (6) is fixedly installed in the air inlet (3), and the first one-way valve (7) is fixedly installed in the air inlet (3);
one end of the vent pipe (30) far away from the air bag (29) is communicated with the first straight groove (13), and a sealing rubber ring is fixedly arranged at the joint of the vent pipe (30) and the first straight groove (13).
2. The filtering system for the electronic instrument room as claimed in claim 1, wherein a circular hole (9) is formed in a bottom wall of the air inlet (3), a water collecting cavity (10) is formed in the housing (2), an air cylinder (11) is fixedly mounted in the water collecting cavity (10), a push plate (12) is fixedly mounted at an output end of the air cylinder (11), and the circular hole (9) is communicated with the water collecting cavity (10).
3. The filtering system for the electronic instrument room as claimed in claim 1, wherein a sliding groove (4) is formed in a side wall of the air inlet (3), the dust screen (5) is slidably connected with the sliding groove (4), a second straight groove (31) is formed in the housing (2), a second connecting rod (32) is fixedly connected to the dust screen (5), a pull rod (33) is fixedly connected to one end, far away from the dust screen (5), of the second connecting rod (32), the pull rod (33) is located in the second straight groove (31), and a pull ring (34) is fixedly mounted to one end, far away from the second connecting rod (32), of the pull rod (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011329437.1A CN112413783B (en) | 2020-11-24 | 2020-11-24 | Filtering system for electronic instrument room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011329437.1A CN112413783B (en) | 2020-11-24 | 2020-11-24 | Filtering system for electronic instrument room |
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| Publication Number | Publication Date |
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| CN112413783A CN112413783A (en) | 2021-02-26 |
| CN112413783B true CN112413783B (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011329437.1A Active CN112413783B (en) | 2020-11-24 | 2020-11-24 | Filtering system for electronic instrument room |
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| CN (1) | CN112413783B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114194602B (en) * | 2021-12-27 | 2023-01-31 | 浙江省农业科学院 | Sealing bag for pork fresh-keeping storage |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN112413783A (en) | 2021-02-26 |
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