CN216281794U - Sea side salt fog area is with directly expanding formula forced air cooling heat pump air treatment unit - Google Patents
Sea side salt fog area is with directly expanding formula forced air cooling heat pump air treatment unit Download PDFInfo
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- CN216281794U CN216281794U CN202122872837.3U CN202122872837U CN216281794U CN 216281794 U CN216281794 U CN 216281794U CN 202122872837 U CN202122872837 U CN 202122872837U CN 216281794 U CN216281794 U CN 216281794U
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Abstract
The utility model discloses a direct-expansion air-cooled heat pump air handling unit for a seaside salt fog area, which comprises a direct-expansion air-cooled heat pump host and a combined air handling unit which are arranged in a matched manner, wherein the combined air handling unit comprises a primary filter, a direct-expansion evaporator, a water baffle, a centrifugal fan and a salt fog intermediate-efficiency filter which are sequentially connected through pipelines, a fresh air and return air mixing section is arranged at the air inlet end of the primary filter and is connected with a fresh air pipeline and a return air pipeline which are provided with electric regulating valves, the air outlet end of the salt fog intermediate-efficiency filter is an air supply section, and the air supply section is connected with an air supply pipeline which is provided with the electric regulating valves so as to supply air; the main machine of the direct expansion type air-cooled heat pump is connected with a direct expansion type evaporator in the combined air processing unit through a refrigerant pipe to carry out refrigerant circulation. The direct-expansion air-cooled heat pump host comprises a compressor, a compressor lubricating oil system, an air-cooled condenser and a condensing fan which are arranged in a matched mode.
Description
Technical Field
The utility model relates to the technical field of ventilation air conditioners, in particular to a direct expansion type air-cooled heat pump air treatment unit for a seaside salt fog area.
Background
The seawater is blown by sea wind and small seawater drops splashed by sea waves are drawn into the air and combined with humid atmosphere to form salt fog drops, so that the salt fog drops become salt fog. Salt fog affects coastal areas and offshore operation platforms in China, the salt fog strongly corrodes metal and various metal coatings, and the salt fog can adsorb on surfaces of parts and components in electronic products to cause reduction of insulation strength and cause short circuit and electric leakage. Greatly reducing the service life of electrical equipment and causing safety accidents. At seaside, many air conditioning equipment are process equipment such as electrical cabinets, control cabinets and the like in a protected house, and if the air conditioning equipment is corroded by salt mist firstly to cause faults, the process equipment operation accidents can be caused by linkage, and the production loss is caused. Ordinary air conditioning equipment is very fragile in the front of the salt spray face, and ordinary steel plates rust very easily and rust fast under the effect of salt spray.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a direct expansion type air-cooled heat pump air handling unit for seashore salt fog areas, which can effectively prevent salt fog from bringing adverse effects to equipment, aiming at the defects in the prior art.
The utility model aims to provide a direct-expansion air-cooled heat pump air handling unit for a seaside salt fog area, which comprises a direct-expansion air-cooled heat pump host and a combined air handling unit which are arranged in a matched manner, wherein the combined air handling unit comprises a primary filter, a direct-expansion evaporator, a water baffle, a centrifugal fan and a salt fog intermediate-efficiency filter which are sequentially connected through pipelines, a fresh air and return air mixing section is arranged at the air inlet end of the primary filter, the fresh air and return air mixing section is connected with a fresh air pipeline and a return air pipeline which are provided with electric regulating valves, the air outlet end of the salt fog intermediate-efficiency filter is an air supply section, and the air supply section is connected with the air supply pipeline which is provided with the electric regulating valves so as to supply air; the main machine of the direct expansion type air-cooled heat pump is connected with a direct expansion type evaporator in the combined air processing unit through a refrigerant pipe to carry out refrigerant circulation.
Further, the direct-expansion air-cooled heat pump host comprises a compressor, a compressor lubricating oil system, an air-cooled condenser and a condensing fan which are matched, an air outlet which is opposite to the condensing fan is formed in the direct-expansion air-cooled heat pump host, a 304 stainless steel mesh cover is arranged in the air outlet, and the air-cooled condenser is subjected to integral electrophoresis anti-corrosion treatment; the outer surface of the refrigerant pipe is sprayed with a layer of anticorrosive paint and is coated with a heat-insulating sleeve and a protective layer.
The system further comprises a control system, wherein the control system comprises a temperature sensor, a pressure sensor and a control module; the temperature sensors are arranged at a fresh air inlet, a return air inlet and an air supply outlet of the combined air handling unit and used for monitoring the temperature of each air inlet, and the pressure sensors are arranged on front and rear pipelines of the primary filter, the centrifugal fan and the salt spray medium-effect filter and used for detecting front and rear air pressure; the control module is used for controlling the opening of each electric control valve according to data transmitted by the temperature sensor and the pressure sensor.
Furthermore, the bottom of the direct expansion type evaporator and the water baffle are provided with water dripping discs, and the direct expansion type evaporator adopts integral electrophoresis anti-corrosion treatment; the water baffle and the drip tray are both made of 304 stainless steel materials, and a threaded stainless steel pipe connector is arranged at the lowest point of the drip tray.
Furthermore, the filtering material in the salt spray middle-effect filter is a waterproof pp material.
The utility model has the beneficial technical effects that: according to the utility model, the condenser and the evaporator are integrally subjected to electrophoresis anti-corrosion treatment, so that the salt spray corrosion of main parts is effectively slowed down; after the refrigerant pipe is installed, the copper pipe can be effectively protected by spraying an anticorrosive paint for anticorrosive treatment and adding a rubber-plastic heat-insulating sleeve and a protective layer; the outer layer adopts 304 corrosion resistant plate in the combination formula air treatment unit wallboard panel, and fasteners such as all bolts, nuts adopt 304 stainless steel material, and the unit is fixed on the channel-section steel base, and the channel-section steel base adopts measures homoenergetic such as anticorrosive spraying to prolong the unit life-span, and the filtering material of salt fog mesogenic effect fillter section adopts waterproof nature pp material, and the desalt fog efficiency is greater than 90%, effectively gets rid of the salt fog in the air, guarantees the safety of the air after handling.
Drawings
FIG. 1 is a schematic view of the overall composition of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood by those skilled in the art, the present invention is further described with reference to the accompanying drawings and examples.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "inside", "outside", "lateral", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1, the direct-expansion air-cooled heat pump air handling unit for the seaside salt fog area comprises a direct-expansion air-cooled heat pump host 1 and a combined air handling unit 2 which are arranged in a matched manner, wherein the combined air handling unit 2 comprises a primary filter 21, a direct-expansion evaporator 22, a water baffle 23, a centrifugal fan 24 and a salt fog intermediate filter 25 which are sequentially connected through pipelines, a fresh air and return air mixing section 26 is arranged at an air inlet end of the primary filter 21, the fresh air and return air mixing section 26 is connected with a fresh air pipeline and a return air pipeline which are provided with an electric regulating valve 3, an air outlet end of the salt fog intermediate filter 25 is an air supply section 27, and the air supply section 27 is connected with the air supply pipeline which is provided with the electric regulating valve 3 to supply air; the direct expansion type air-cooled heat pump host 1 is connected with a direct expansion type evaporator 22 in the combined air processing unit 2 through a refrigerant pipe 4 to perform refrigerant circulation. The bottom of the direct expansion type evaporator 22 and the water baffle 23 is provided with a drip tray 28, and the direct expansion type evaporator 22 adopts integral electrophoresis anti-corrosion treatment; the water baffle 23 and the drip tray 28 are both made of 304 stainless steel materials, and a threaded stainless steel pipe connector is arranged at the lowest point of the drip tray 28. The filtering material in the salt mist middle-effect filter 25 is a waterproof pp material, the salt mist removing efficiency is more than 90%, and the salt mist in the air can be effectively removed.
Referring to fig. 1, the direct-expansion air-cooled heat pump host 1 comprises a compressor 1, a compressor lubricating oil system, an air-cooled condenser 12, a condensing fan 13 and a four-way reversing valve 14 which are arranged in a matched manner, an air outlet 15 which is opposite to the condensing fan 13 is formed in the direct-expansion air-cooled heat pump host 1, a 304 stainless steel mesh enclosure is arranged in the air outlet 15, and the air-cooled condenser 12 is subjected to integral electrophoresis anti-corrosion treatment; the outer surface of the refrigerant pipe 4 is coated with a layer of anticorrosive paint and is coated with a heat-insulating sleeve and a protective layer. In addition, all fasteners such as bolts, nuts that use in the whole unit all adopt 304 stainless steel material, and each equipment that need fall to the ground to place in the unit all fixes on the channel-section steel base, and the channel-section steel base adopts anticorrosive spraying.
Referring to fig. 1, the local unit further includes a control system, wherein the control system includes a temperature sensor, a pressure sensor and a control module; the temperature sensors are arranged at a fresh air inlet 5, a return air inlet 6 and an air supply outlet 7 of the combined air handling unit and used for monitoring the temperature of each air inlet, and the pressure sensors are arranged on front and rear pipelines of the primary filter 21, the centrifugal fan 24 and the salt spray intermediate filter 25 and used for detecting front and rear air pressure; the control module is used for controlling the opening of each electric control valve according to data transmitted by the temperature sensor and the pressure sensor.
Example (b):
some important electric room in the Zhoushan is located at the seaside, and the salt mist concentration in the ambient air is high. In order to prevent salt mist from entering an electric room and control the indoor temperature within a certain range, an air conditioning system is arranged outside the room. The air conditioning system adopts a direct expansion type air-cooled heat pump air processing unit and is assisted by an automatic control system. The selected air volume of the direct-expansion air handling unit is 20000m3/h, the external excess pressure is 550Pa, the refrigerating capacity is 120kW, and the heating capacity is 121.7 kW. The direct expansion condenser and the combined air handling unit are independently arranged and are both arranged outdoors, the equipment considers stronger corrosion resistance, and the corrosion resistance grade is C5-M grade.
The combined air handling unit body comprises a fresh air and return air mixing section, a primary filter, a direct expansion type evaporator, a water baffle, a centrifugal fan, a salt mist medium effect filter and an air supply section; the inner layer and the outer layer of a wallboard panel of the combined air treatment unit adopt 304 stainless steel plates with the thickness of 1 mm; carrying out integral electrophoresis treatment on the direct-expansion evaporator gold and the condenser; the water baffle is made of 304 stainless steel; the drip tray is made of stainless steel with the thickness of 1.2mm, and a threaded stainless steel pipe connector is arranged at the lowest point of the drip tray; the filter material of the salt spray filtering section is made of waterproof PP material, the salt spray removing efficiency is more than 90%, and the resistance is not more than 130 Pa; after the refrigerant pipes among all the components are connected, anticorrosive paint is adopted for anticorrosive treatment, and no copper pipe is exposed; the equipment channel steel base is sprayed with an anticorrosion material. The equipment runs well and has no obvious corrosion phenomenon after running for one year; the equipment in the important electrical equipment room has no salt spray corrosion phenomenon.
According to the embodiment, the direct-expansion air-cooled heat pump air treatment unit body for the seaside salt fog area effectively slows down the salt fog corrosion of main parts by integrally adopting the electrophoresis anti-corrosion treatment for the condenser and the evaporator; after the refrigerant pipe is installed, the copper pipe can be effectively protected by spraying an anticorrosive paint for anticorrosive treatment and adding a rubber-plastic heat-insulating sleeve and a protective layer; the outer layer adopts 304 corrosion resistant plate in the modular air treatment unit wallboard panel, and fasteners such as all bolts, nuts adopt 304 stainless steel material, and the unit is fixed on the channel-section steel base, and the channel-section steel base adopts measures homoenergetic such as anticorrosive spraying to prolong the unit life-span, and the filtering material of imitating the filter segment in the salt fog adopts waterproof nature pp material, effectively gets rid of the salt fog in the air, guarantees the safety of the air after handling.
The specific embodiments described herein are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a seaside salt fog area is with directly expanding formula forced air cooling heat pump air treatment unit which characterized in that: the combined air treatment unit comprises a primary filter, a direct-expansion evaporator, a water baffle, a centrifugal fan and a salt fog intermediate-efficiency filter which are sequentially connected through pipelines, wherein a fresh air and return air mixing section is arranged at the air inlet end of the primary filter and is connected with a fresh air pipeline and a return air pipeline which are provided with electric regulating valves, the exhaust end of the salt fog intermediate-efficiency filter is an air supply section, and the air supply section is connected with an air supply pipeline which is provided with the electric regulating valves to supply air; the main machine of the direct expansion type air-cooled heat pump is connected with a direct expansion type evaporator in the combined air processing unit through a refrigerant pipe to carry out refrigerant circulation.
2. The seaside salt fog area direct-expansion air-cooled heat pump air handling unit as claimed in claim 1, wherein: the direct-expansion air-cooled heat pump host comprises a compressor, a compressor lubricating oil system, an air-cooled condenser and a condensing fan which are arranged in a matched mode, an air outlet opposite to the condensing fan is formed in the direct-expansion air-cooled heat pump host, a 304 stainless steel mesh cover is arranged in the air outlet, and the air-cooled condenser is subjected to integral electrophoresis anti-corrosion treatment; the outer surface of the refrigerant pipe is sprayed with a layer of anticorrosive paint and is coated with a heat-insulating sleeve and a protective layer.
3. The seaside salt fog area direct expansion type air-cooled heat pump air handling unit set as claimed in claim 1 or 2, wherein: the control system comprises a temperature sensor, a pressure sensor and a control module; the temperature sensors are arranged at a fresh air inlet, a return air inlet and an air supply outlet of the combined air handling unit and used for monitoring the temperature of each air inlet, and the pressure sensors are arranged on front and rear pipelines of the primary filter, the centrifugal fan and the salt spray medium-effect filter and used for detecting front and rear air pressure; the control module is used for controlling the opening of each electric control valve according to data transmitted by the temperature sensor and the pressure sensor.
4. The seaside salt fog area direct-expansion air-cooled heat pump air handling unit as claimed in claim 3, wherein: the bottom of the direct expansion type evaporator and the water baffle is provided with a water dripping disc, and the direct expansion type evaporator adopts integral electrophoresis anti-corrosion treatment; the water baffle and the drip tray are both made of 304 stainless steel materials, and a threaded stainless steel pipe connector is arranged at the lowest point of the drip tray.
5. The seaside salt fog area direct-expansion air-cooled heat pump air handling unit as claimed in claim 3, wherein: the filtering material in the salt spray middle-effect filter is made of waterproof pp materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122872837.3U CN216281794U (en) | 2021-11-23 | 2021-11-23 | Sea side salt fog area is with directly expanding formula forced air cooling heat pump air treatment unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122872837.3U CN216281794U (en) | 2021-11-23 | 2021-11-23 | Sea side salt fog area is with directly expanding formula forced air cooling heat pump air treatment unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216281794U true CN216281794U (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122872837.3U Active CN216281794U (en) | 2021-11-23 | 2021-11-23 | Sea side salt fog area is with directly expanding formula forced air cooling heat pump air treatment unit |
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| CN (1) | CN216281794U (en) |
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2021
- 2021-11-23 CN CN202122872837.3U patent/CN216281794U/en active Active
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