CN114877412A - Shared air duct type high-overpressure three-proofing air conditioner - Google Patents
Shared air duct type high-overpressure three-proofing air conditioner Download PDFInfo
- Publication number
- CN114877412A CN114877412A CN202210353929.7A CN202210353929A CN114877412A CN 114877412 A CN114877412 A CN 114877412A CN 202210353929 A CN202210353929 A CN 202210353929A CN 114877412 A CN114877412 A CN 114877412A
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- China
- Prior art keywords
- air
- proofing
- air conditioner
- air duct
- fan
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0033—Indoor units, e.g. fan coil units characterised by fans having two or more fans
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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
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The invention relates to a shared air duct type high-overpressure three-proofing air conditioner which comprises an air conditioning unit and a three-proofing unit, wherein the air conditioning unit comprises a first air duct, an evaporator and an evaporation fan, the evaporator and the evaporation fan are arranged in the first air duct, one end of the first air duct is communicated with a protection space through an air supply opening, the other end of the first air duct is communicated with the protection space through a return air opening, the return air opening is provided with an air opening and closing device, the three-proofing unit comprises a second air duct, a canister and the three-proofing fan, the canister and the three-proofing fan are arranged in the second air duct, one end of the second air duct is communicated with the atmosphere, and the other end of the second air duct is communicated with the first air duct at the return air opening. The air conditioner has the advantages of simple structure, easiness in control, strong adaptability and high safety, and compared with the conventional three-proofing air conditioner, the air conditioner can enable the protective space to establish high overpressure on the basis of not increasing equipment, so that the reliability of three-proofing functions is improved.
Description
Technical Field
The invention relates to an air conditioning system, in particular to a common air duct type high-overpressure three-proofing air conditioning system for special vehicles or shelter equipment.
Background
In the field of nuclear biochemical protection and temperature guarantee, special vehicles and shelter equipment are generally equipped with a three-proofing air conditioner so as to provide proper temperature for a protection space through an air conditioning function in a special environment, and provide clean fresh air for the protection space through the three-proofing function, thereby realizing collective protection. The special vehicle or the shelter equipment can be influenced by environmental wind in the moving process, and in order to ensure that external pollutants cannot enter the protection space, the air pressure in the protection space is required to be higher than the environmental air pressure, namely, a certain overpressure is established in the protection space through the three-prevention function. The blower adopted by the three-proofing air conditioner is a direct-current low-voltage low-wind-pressure blower limited by the installation space and the power supply. Because the air-conditioning air duct and the three-proofing air duct of current three proofings air conditioner set up independently respectively, only carry the new trend to the protection space through three proofings fan when three proofings function starts, cause the superpressure of establishing limited, influenced the reliability of three proofings function.
Disclosure of Invention
The invention aims to provide a common air duct type high-overpressure three-proofing air conditioner which has the advantages of simple structure, easiness in control, strong adaptability and high safety.
In order to solve the problems in the prior art, the invention provides a common air duct type high-overpressure three-proofing air conditioner which comprises an air conditioning unit and a three-proofing unit, wherein the air conditioning unit comprises a first air duct, an evaporator and an evaporation fan, the evaporator and the evaporation fan are arranged in the first air duct, one end of the first air duct is communicated with a protection space through an air supply opening, the other end of the first air duct is communicated with the protection space through a return air opening, the return air opening is provided with an air opening and closing device, the three-proofing unit comprises a second air duct, a toxin filtering tank and the three-proofing fan, the toxin filtering tank and the three-proofing fan are arranged in the second air duct, one end of the second air duct is communicated with the atmosphere, and the other end of the second air duct is communicated with the first air duct at the return air opening.
Further, the invention relates to a shared air duct type high-overpressure three-proofing air conditioner, wherein the canister is connected with an air duct switching device in parallel.
Further, the invention relates to a common air duct type high-overpressure three-proofing air conditioner, wherein the air port opening and closing device is a shutter capable of being opened and closed.
Further, the invention relates to a common air duct type high and ultra-high pressure three-proofing air conditioner, wherein the evaporation fan is a direct-current low-voltage low-pressure air pressure fan.
Further, the invention relates to a shared air duct type high and ultrahigh pressure three-prevention air conditioner, wherein the three-prevention fan is a direct-current low-voltage low-pressure air fan.
Further, the invention relates to a shared air duct type high-overpressure three-proofing air conditioner, wherein the evaporator is connected with a refrigerant circulation loop, and a compressor, a condenser and a throttle valve are arranged in the refrigerant circulation loop.
Further, the invention relates to a shared air duct type high-overpressure three-proofing air conditioner, wherein the evaporator is arranged between the evaporation fan and the air return opening.
Further, the invention relates to a shared air duct type high-overpressure three-proofing air conditioner, wherein the canister is arranged between the three-proofing fan and the return air inlet.
Further, the invention relates to a common air duct type high-overpressure three-proofing air conditioner, wherein the air supply outlet and the air return inlet are correspondingly arranged at two ends of the protection space.
Compared with the prior art, the common air duct type high-overpressure three-proofing air conditioner has the following advantages: the air conditioner unit is provided with a first air channel, an evaporator and an evaporation fan, wherein the evaporator and the evaporation fan are arranged in the first air channel, one end of the first air channel is communicated with a protective space through an air supply outlet, the other end of the first air channel is communicated with the protective space through a return air inlet, the return air inlet is provided with an air inlet opening and closing device, the three-prevention unit is provided with a second air channel, a canister and a three-prevention fan, the canister and the three-prevention fan are arranged in the second air channel, one end of the second air channel is communicated with the atmosphere, and the other end of the second air channel is communicated with the first air channel at the return air inlet. Therefore, the common air duct type high-overpressure three-proofing air conditioner is simple in structure, easy to control, high in adaptability and high in safety. In practical application, when the air conditioning unit is started, the evaporation fan is operated, the air inlet opening and closing device is opened, air in the protective space sequentially passes through the air return inlet, the first air channel and the air supply outlet to form a loop, and temperature regulation is realized through heat exchange with the evaporator; when the three-proofing unit starts, the three-proofing fan and the evaporation fan run simultaneously, the air port opening and closing device is closed, the fresh air can sequentially enter the protection space through the second air duct, the first air duct and the air supply opening, and pollutants in the fresh air are filtered through the canister. The air conditioner unit and the three-proofing unit share the first air channel by arranging the first air channel and the second air channel which are mutually communicated at the air return opening and arranging the air inlet opening and closing device at the air return opening, high overpressure can be established in a protection space by utilizing relay air supply of the three-proofing fan and the evaporation fan, reliability of three-proofing function is enhanced, compared with the conventional three-proofing air conditioner, the volume and occupied space are reduced, integration level is improved, certain overpressure can be established in the protection space by the evaporation fan when the three-proofing fan fails, and safety is improved.
The following describes a common duct type high and ultra-high pressure three-proofing air conditioner in detail with reference to the specific embodiments shown in the accompanying drawings.
Drawings
Fig. 1 is a schematic view of a common air duct type high-overpressure three-proofing air conditioner of the present invention.
Detailed Description
First, it should be noted that, the directional terms such as up, down, left, right, front, rear, etc. described in the present invention are only described with reference to the accompanying drawings for easy understanding, and do not limit the technical solution and the claimed scope of the present invention.
Fig. 1 shows a specific embodiment of a common air duct type high and ultra-high pressure three-proofing air conditioner according to the present invention, which comprises an air conditioning unit and a three-proofing unit. The air conditioning unit is provided with a first air duct 11, an evaporator 12 and an evaporation fan 13 which are positioned in the first air duct 11, one end of the first air duct 11 is communicated with the protection space 100 through an air supply opening 14, the other end of the first air duct 11 is communicated with the protection space 100 through a return air opening 15, and an air opening and closing device 16 is arranged at the return air opening 15. The three-prevention unit is provided with a second air duct 21, a canister 22 and a three-prevention fan 23 which are positioned in the second air duct 21, one end of the second air duct 21 is communicated with the atmosphere, and the other end of the second air duct 21 is communicated with the first air duct 11 at the air return opening 15.
The common air duct type high-overpressure three-proofing air conditioner is simple in structure, easy to control, high in adaptability and high in safety. In practical application, when the air conditioning unit is started, the evaporation fan 13 is operated, the air inlet opening and closing device 16 is opened, air in the protective space sequentially passes through the air return opening 15, the first air duct 11 and the air supply opening 14 to form a loop, and temperature regulation is realized through heat exchange with the evaporator 12; when the three-proofing unit is started, the three-proofing fan 23 and the evaporation fan 13 are enabled to run simultaneously, the air port opening and closing device 16 is enabled to be closed, the fresh air can sequentially enter the protection space through the second air duct 21, the first air duct 11 and the air supply port 14, and pollutants in the fresh air are filtered out through the canister 22. According to the invention, the first air duct 11 and the second air duct 21 which are mutually communicated are arranged at the air return opening 15, and the air opening and closing device 16 is arranged at the air return opening 15, so that the air conditioning unit and the three-prevention unit share the first air duct 11, high overpressure can be established in a protection space by utilizing relay air supply of the three-prevention fan 23 and the evaporation fan 13, and reliability of three-prevention function is enhanced. It should be noted that when the three-prevention unit is started and high overpressure does not need to be established, the evaporation fan 13 is stopped by allowing the three-prevention fan 23 to operate, the air port opening and closing device 16 is opened, fresh air can directly enter the protection space through the second air duct 21 and the air supply port 14, and reliability of three-prevention functions is improved. In practical applications, the evaporator 12 is connected to a refrigerant circulation circuit, and a compressor, a condenser and a throttle valve are arranged in the refrigerant circulation circuit to provide energy required by the air conditioner.
As an optimized scheme, the embodiment connects the air channel switching device 24 in parallel with the canister 22. When the pollutant filtering or the three-prevention unit stopping is not needed, the inlet and the outlet of the canister 22 are closed through the air channel switching device 24, and a bypass air channel is established, so that fresh air can enter a protection space without passing through the canister 22, and the service life of the canister 22 is prolonged. It should be noted that the air duct switching device 24 is a common device, and the structure and operation principle thereof are well known to those skilled in the art. As an optimized scheme, the specific embodiment enables the air inlet opening and closing device 16 to adopt openable shutters, so that the installation and occupied space is reduced, and the effective ventilation area of the air return inlet 15 is ensured. It should be noted that the air inlet opening and closing device 16 is not limited to be an openable shutter structure, and an air valve can be adopted, so that the technical purpose of the present invention can be achieved.
In practical application, in order to adapt to installation space and supply power, the invention ensures that the evaporation fan 13 and the three-proofing fan 23 both adopt direct-current low-voltage wind pressure fans. And the evaporator 12 is arranged between the evaporation fan 13 and the return air inlet 15, and the canister 22 is arranged between the three-proofing fan 23 and the return air inlet 15, so as to improve the drainage effect. However, it should be noted that the positions of the evaporator 12 and the canister 22 are not limited to the above-mentioned embodiments, and the evaporation fan 13 may be disposed between the evaporator 12 and the return air inlet 15, and the three-proofing fan 23 may be disposed between the canister 22 and the return air inlet 15, so as to achieve the technical objects of the present invention. In order to improve the heat exchange efficiency and the air conditioning effect, the air supply outlet 14 and the air return inlet 15 are correspondingly arranged at the two ends of the protection space.
Practical application shows that the invention can realize the following beneficial effects: 1) the air conditioning unit and the three-prevention unit share the first air duct, and the three-prevention fan and the evaporation fan are used for relay air supply to establish high overpressure, so that the reliability of the three-prevention function is enhanced; 2) the air-conditioning unit and the three-prevention unit share the first air duct, so that the volume and the occupied space of the three-prevention air conditioner are reduced, and the integration level is improved; 3) through the cooperation of wind gap headstock gear and evaporation fan and three proofings fan, can make three proofings air conditioner with the operation of multiple mode, improved the reliability of control flexibility and system.
The above examples are only for describing the preferred embodiments of the present invention, and do not limit the scope of the claimed invention, and various modifications made by those skilled in the art according to the technical solutions of the present invention should fall within the scope of the invention defined by the claims without departing from the design concept of the present invention.
Claims (9)
1. The utility model provides a high super pressure three proofings air conditioner of sharing wind channel formula, its characterized in that, includes air conditioning unit and three proofings unit, air conditioning unit includes first wind channel (11) and evaporimeter (12) and evaporating fan (13) of setting in first wind channel (11), and supply-air outlet (14) and protection space intercommunication are passed through to the one end in first wind channel (11), and the other end in first wind channel (11) passes through return air inlet (15) and protection space intercommunication, and return air inlet (15) are equipped with wind gap headstock gear (16), three proofings unit includes second wind channel (21) and sets up canister (22) and three proofings fan (23) in second wind channel (21), and the one end and the atmosphere intercommunication in second wind channel (21), the other end in second wind channel (21) department and first wind channel (11) intercommunication in return air inlet (15).
2. The air conditioner of claim 1, wherein the canister (22) is connected in parallel with an air duct switching device (24).
3. The air conditioner of claim 2, wherein the air opening/closing device (16) is an openable shutter.
4. The air conditioner of claim 3, wherein the evaporation fan (13) is a DC low voltage low wind pressure fan.
5. The air conditioner of claim 3, wherein the blower (23) is a DC low voltage low pressure blower.
6. The air conditioner of claim 3, wherein the evaporator (12) is connected to a refrigerant circulation circuit, and a compressor, a condenser and a throttle valve are disposed in the refrigerant circulation circuit.
7. The common duct type high overpressure three-proofing air conditioner according to claim 3, characterized in that the evaporator (12) is disposed at a position between the evaporation fan (13) and the return air inlet (15).
8. The common duct type high-overpressure three-proofing air conditioner according to claim 3, characterized in that the canister (22) is disposed at a position between the three-proofing blower (23) and the return air inlet (15).
9. The common air duct type high-overpressure three-proofing air conditioner as claimed in claim 3, wherein the air supply outlet (14) and the air return outlet (15) are correspondingly arranged at two ends of the protection space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210353929.7A CN114877412A (en) | 2022-04-06 | 2022-04-06 | Shared air duct type high-overpressure three-proofing air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210353929.7A CN114877412A (en) | 2022-04-06 | 2022-04-06 | Shared air duct type high-overpressure three-proofing air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN114877412A true CN114877412A (en) | 2022-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210353929.7A Pending CN114877412A (en) | 2022-04-06 | 2022-04-06 | Shared air duct type high-overpressure three-proofing air conditioner |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08261550A (en) * | 1995-03-24 | 1996-10-11 | Eakonsutaa Kk | Muffler for air conditioner |
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| CN105115073A (en) * | 2015-09-10 | 2015-12-02 | 江苏永昇空调有限公司 | Explosion proof type forced draft air conditioning device for driller room |
| CN105972720A (en) * | 2016-03-16 | 2016-09-28 | 合肥天鹅制冷科技有限公司 | Air duct type three-proofing air conditioner |
| CN206669961U (en) * | 2017-03-17 | 2017-11-24 | 中交第二航务工程勘察设计院有限公司 | Fresh air filter |
| CN207849569U (en) * | 2018-01-24 | 2018-09-11 | 北京卡林新能源技术有限公司 | A kind of double source condensation grain depot circulating cooling device |
| CN213228637U (en) * | 2020-09-18 | 2021-05-18 | 济南轨道交通集团有限公司 | Air conditioner air supply and return system for railway vehicle |
| CN214746264U (en) * | 2021-01-12 | 2021-11-16 | 上海联创设计集团股份有限公司 | Heat recovery fresh air handling unit based on automatic conversion is bypass operating mode and intelligent building |
-
2022
- 2022-04-06 CN CN202210353929.7A patent/CN114877412A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08261550A (en) * | 1995-03-24 | 1996-10-11 | Eakonsutaa Kk | Muffler for air conditioner |
| CN200961915Y (en) * | 2006-10-23 | 2007-10-17 | 陈国宝 | All-fresh air energy-recovering energy-saving environment-friendly air conditioner |
| CN201900962U (en) * | 2010-12-21 | 2011-07-20 | 核工业理化工程研究院华核新技术开发公司 | Nuclear air preventive conditioning device |
| CN203116076U (en) * | 2013-03-22 | 2013-08-07 | 山东电力集团公司电力科学研究院 | Air heater with bypass circulation |
| CN103673239A (en) * | 2013-12-26 | 2014-03-26 | 无锡汉佳半导体科技有限公司 | Air supply device for isolation bed |
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| CN213228637U (en) * | 2020-09-18 | 2021-05-18 | 济南轨道交通集团有限公司 | Air conditioner air supply and return system for railway vehicle |
| CN214746264U (en) * | 2021-01-12 | 2021-11-16 | 上海联创设计集团股份有限公司 | Heat recovery fresh air handling unit based on automatic conversion is bypass operating mode and intelligent building |
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