CN112033073A - Air curtain control belt fan protection control system special for refrigeration house - Google Patents
Air curtain control belt fan protection control system special for refrigeration house Download PDFInfo
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- CN112033073A CN112033073A CN202010715176.0A CN202010715176A CN112033073A CN 112033073 A CN112033073 A CN 112033073A CN 202010715176 A CN202010715176 A CN 202010715176A CN 112033073 A CN112033073 A CN 112033073A
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- condenser
- air curtain
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D13/00—Stationary devices, e.g. cold-rooms
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/403—Casings; Connections of working fluid especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
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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
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
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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
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
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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
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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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
- F24F13/24—Means for preventing or suppressing noise
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F9/00—Use of air currents for screening, e.g. air curtains
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/023—Air curtain closures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
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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
- F24F9/00—Use of air currents for screening, e.g. air curtains
- F24F2009/005—Use of air currents for screening, e.g. air curtains combined with a door
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a special air curtain control and fan protection control system for a refrigeration house, which comprises a control system, a dust filtering box, an air curtain, a condenser and a control box, wherein the control system is provided with the air curtain, one side of the air curtain is provided with two cooling fans for further cooling air in the air curtain, one end of the air curtain is connected with a silencer, the other end of the silencer is provided with two air filters for performing secondary filtration on the passing air, the other side of the air filter is provided with the condenser, one side of the condenser is provided with an evaporation motor and a leakage protector, the condenser pipe in the condenser rapidly cools gas entering the control system through evaporation, the control box realizes the control on the air curtain of the refrigeration house, the advantages of a thyristor and a relay are comprehensively utilized, the fan is started by utilizing the function of the thyristor without contact, and the relay is started to drive a load to eliminate the heating problem of the thyristor, thereby prolonging the service life of the relay and protecting the controlled silicon.
Description
Technical Field
The invention relates to the technical field of a special air curtain control belt fan protection control system for a refrigeration house, in particular to a special air curtain control belt fan protection control system for the refrigeration house.
Background
The Cold storage (English: Cold Store) is one kind of refrigeration equipment. The cold storage is a constant temperature and humidity storage device which creates an environment with different outdoor temperature or humidity by manual means and is used for food, liquid, chemical engineering, medicine, vaccines, scientific experiments and other articles. The cold store is usually located near the port of transportation or the place of origin. Compared with the refrigerator, the refrigeration house has larger refrigeration area and a common refrigeration principle.
The general cold storage is mostly refrigerated by a refrigerator, and liquid (ammonia or freon) with very low gasification temperature is used as a coolant to evaporate under the conditions of low pressure and mechanical control to absorb heat in the cold storage, thereby achieving the purpose of cooling.
The most common is a compression refrigerator, which is mainly composed of a compressor, a condenser, a throttle valve, an evaporation tube, and the like. The mode of the evaporating tube device can be divided into direct cooling and indirect cooling. The evaporation tube is installed in the cold storage room in the direct cooling mode, and when liquid coolant passes through the evaporation tube, heat in the cold storage room is directly absorbed to be cooled.
The indirect cooling is that the air in the storehouse is sucked into the air cooling device by the blower, and the air is cooled by sending the air into the storehouse after being absorbed by the evaporating pipe which is coiled in the cooling device. The air cooling mode has the advantages of rapid cooling, uniform temperature in the warehouse and capability of taking harmful gases such as carbon dioxide and the like generated in the storage process out of the warehouse.
The cold storage is actually a low-temperature freezing device, the freezing temperature is generally between minus 10 ℃ and minus 30 ℃, and the quantity of stored frozen foods is relatively large. The cold storage is called as cold storage, and also belongs to a refrigeration device, compared with the refrigerator, the refrigeration area of the cold storage is much larger, but the cold storage and the refrigerator have a communicated refrigeration principle.
At present, a plurality of cold storages can be provided with air curtains at the entrance and exit of the cold storage, and the air curtains are applied to the upper sides of the entrances of refrigeration, air conditioning, dustproof and heat insulation markets, theaters, hotels, restaurants and the like, can isolate indoor and outdoor air, prevent the indoor and outdoor air from carrying out cold and heat exchange, and simultaneously have the effects of dust prevention, pollution prevention and mosquito and fly prevention.
However, many air curtains for refrigerators have high energy consumption in a control system, short service life of equipment, and high failure rate.
Disclosure of Invention
The invention aims to provide a special air curtain control and fan protection control system for a refrigeration house, which utilizes the advantages of a silicon controlled rectifier and a relay, utilizes the contactless function of the silicon controlled rectifier to start a fan, and then starts the relay to drive a load to eliminate the heating problem of the silicon controlled rectifier, thereby prolonging the service life of the relay and protecting the silicon controlled rectifier, and solving the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a special air curtain control area fan protection control system of freezer, includes control system, strains the dirt case, the air curtain, the condenser, the control box, the last air curtain that is equipped with of control system, the one end of air curtain is equipped with the silencer, the other end of silencer is equipped with the booster pump, and the other end of booster pump is equipped with air cleaner, air cleaner's right side is equipped with the condenser, and the right side of condenser is equipped with strains the dirt case, the other end of straining the dirt case is equipped with the notch that admits air, the opposite side of condenser is equipped with the control box, and the control box passes through data line and strain the dirt case, air curtain, condenser, booster pump, and air cleaner.
Preferably, the air curtain is cylindrical, an air outlet notch is formed in the center of the lower portion of the air curtain, air outlet wind direction baffles are symmetrically arranged on two sides of the air outlet notch and connected with the air outlet notch below the air curtain through a hinge, a cooling fan is arranged on one side of the outer portion of the air curtain, and the air cooling fan is installed on the outer side of the air curtain through a support.
Preferably, the top of the air filter is provided with a pressure control valve, and the inside of the air filter is provided with a coarse filter screen, a fine filter screen and an active carbon deodorization filter element.
Preferably, an evaporator is arranged between the air filter and the condenser, an annular sprayer is arranged outside the evaporator, and a drain pipe is arranged at the bottom of the evaporator.
Preferably, the condenser becomes the cylinder tubulose, and the both ends port of condenser is for leaking hopper-shaped, the outside of condenser is equipped with the spiral cooling tube, and the one end of spiral cooling tube is equipped with the compressor, the outer wall of condenser is equipped with the thermal-insulated cotton cover of one deck, outside one side of condenser is equipped with the evaporation fan, is equipped with earth-leakage protector between evaporation fan and the condenser, earth-leakage protector, the condenser all with the control line is connected.
Preferably, the inside of straining the dirt case is equipped with the air inlet notch, and the inner wall of straining the dirt case is equipped with the wedge and goes into the wind gap, the wedge goes into the one end in wind gap and the one end connector fixed connection of condenser, and the wedge goes into the other end and the air inlet notch fixed connection in wind gap, strain the inside central authorities of dirt case and be equipped with the filter screen, adopt screw fixed connection between the inner wall of filter screen and straining the dirt case.
Preferably, the inside of control box is equipped with voltage stabilizing module, and voltage stabilizing module's one end is equipped with the singlechip, the below link of singlechip is equipped with storage module, another link of singlechip is equipped with the SCR module, current detection module, voltage detection module, relay control module, silicon control module, the SCR module, current detection module, voltage detection module, relay control module, silicon control module are connected with the singlechip respectively.
Preferably, the inside of the air inlet notch is provided with a high-pressure fan, and the notch of the air inlet notch is provided with a layer of filter screen.
Preferably, the control method of the system for controlling the protection of the fan by the air curtain special for the refrigeration house comprises the following steps:
A. a high-pressure fan in the air inlet notch sucks external air into the dust filtering box for filtering;
B. the air is filtered by the dust filtering box and then cooled by the condenser, and the heat of the condenser is evaporated by the evaporation fan to assist the cooling of the condenser;
C. the cooled air is filtered by two air filters, and the filtered air is pressurized by a booster pump and then is sent into an air curtain;
D. the air outlet direction baffle at the bottom of the air curtain adjusts the direction of air outlet below the air curtain and the speed of air outlet at the opening of the air outlet groove at the bottom of the air curtain.
Compared with the prior art, the invention has the beneficial effects that:
(1) the two sides of the air outlet notch are symmetrically provided with air outlet wind direction baffles, and the wind direction baffles can adjust the air outlet wind direction of the air outlet notch and the air outlet speed;
(2) the other end of the silencer is provided with a pressurization air pump, and the silencer is used for carrying out silencing treatment on the pressurized air flow, so that noise pollution is reduced;
(3) the advantages of the silicon controlled rectifier and the relay are comprehensively utilized, the fan is started by utilizing the contactless function of the silicon controlled rectifier, and the relay is started to drive the load to eliminate the heating problem of the silicon controlled rectifier, so that the service life of the relay is prolonged, and the silicon controlled rectifier is protected.
Drawings
FIG. 1 is a schematic diagram of a control system according to the present invention;
FIG. 2 is a cross-sectional view of a dust bin of the present invention;
FIG. 3 is a cross-sectional view of the air curtain of the present invention;
FIG. 4 is a schematic view of a condenser according to the present invention;
FIG. 5 is a schematic view of the control box of the present invention.
In the figure: 1. a control system; 2. a cooling fan; 3. an air outlet notch; 4. a muffler; 5. a pressurization air pump; 6. an air filter; 7. an evaporator; 8. a control box; 9. a condenser; 10. an evaporation fan; 11. a dust filtering box; 12. an air inlet notch; 13. an air curtain; 14. a wedge-shaped air inlet; 15. an air inlet notch; 16. filtering with a screen; 17. a spiral cooling tube; 18. a leakage protector; 19. a voltage stabilization module; 20. a single chip microcomputer; 21. a storage module; 22. an SCR module; 23. a current detection module; 24. a voltage detection module; 25. a relay control module; 26. and a silicon control module.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a special air curtain control area fan protection control system of freezer, including control system 1, dust filter 11, air curtain 13, condenser 9, control box 8, the last air curtain 13 that is equipped with of control system 1, air curtain 13 becomes cylindricly, the below central authorities of air curtain 13 are equipped with air-out notch 3, the bilateral symmetry of air-out notch 3 is equipped with air-out wind direction baffle, the air-out wind direction of air-out notch 3 and the wind speed of air-out can be adjusted to the wind direction baffle, the wind direction baffle passes through the hinge and is connected with air-out notch 3 of air curtain 13 below, outside one side of air curtain 13 is equipped with cooling fan 2, wind cooling fan 2 passes through the outside of support mounting at air curtain 13.
One end of air curtain 13 is equipped with silencer 4, the air current after the pressure boost is carried out the noise elimination through silencer 4 and is handled, noise pollution is reduced, the other end of silencer 4 is equipped with supercharging air pump 5, supercharging air pump 5's the other end is equipped with air cleaner 6, air cleaner 6's top is equipped with the pressure control valve, when the inside air pressure of equipment is too big, air cleaner 6's top is equipped with the pressure control valve and adjusts the inside atmospheric pressure of equipment, make equipment can stabilize safe work, air cleaner 6's inside is equipped with the coarse strainer, fine strainer and active carbon deodorization filter core, carry out the deodorization to the air when filterable with the air, guarantee the cleanness of the air after passing through.
The other end of dust filtration box 11 is equipped with inlet slot 12, the inside of inlet slot 12 is equipped with high pressure positive blower, the notch department of inlet slot 12 is equipped with the one deck filter screen, the opposite side of condenser 9 is equipped with control box 8, the inside of control box 8 is equipped with voltage stabilizing module 19, voltage stabilizing module 19's one end is equipped with singlechip 20, singlechip 20's below link is equipped with storage module 21, another link of singlechip 20 is equipped with SCR module 22, current detection module 23, voltage detection module 24, relay control module 25, silicon control module 26, SCR module 22, current detection module 23, voltage detection module 24, relay control module 25, silicon control module 26 is connected with singlechip 20 respectively, control box 8 passes through data line and dust filtration box 11, air curtain 13, condenser 9, supercharging air pump 5, air cleaner 6 connects respectively.
The control method of the special air curtain control belt fan protection control system for the refrigeration house comprises the following steps: inside high pressure positive blower of inlet slot 12 sucks the inside of dirt case 11 with outside air suction and filters, the air uses condenser 9 to cool down after filtering dirt case 11, evaporation fan 10 carries out the heat evaporation to condenser 9, the cooling of auxiliary condenser 9, the air after the cooling filters through twice air cleaner 6, the air after the filtration increases 5 pressures through the booster pump and sends into in the air curtain 13, the direction of air-out below air-out of air curtain 13 is adjusted to the air-out wind direction baffle of air curtain 13 bottom, and the speed of air-out groove notch air-out of air curtain 13 bottom.
The advantages of the silicon controlled rectifier and the relay are comprehensively utilized, the fan is started by utilizing the contactless function of the silicon controlled rectifier, and the relay is started to drive the load to eliminate the heating problem of the silicon controlled rectifier, so that the service life of the relay is prolonged, and the silicon controlled rectifier is protected.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a special air curtain control of freezer takes fan protection control system, includes control system (1), dust filter box (11), air curtain (13), condenser (9), control box (8), its characterized in that: be equipped with air curtain (13) on control system (1), the one end of air curtain (13) is equipped with silencer (4), the other end of silencer (4) is equipped with supercharged air pump (5), and the other end of supercharged air pump (5) is equipped with air cleaner (6), the right side of air cleaner (6) is equipped with condenser (9), and the right side of condenser (9) is equipped with strains dirt case (11), the other end of straining dirt case (11) is equipped with inlet chute mouth (12), the opposite side of condenser (9) is equipped with control box (8), and control box (8) are passed through data line and are strained dirt case (11), air curtain (13), condenser (9), supercharged air cleaner (5), air cleaner (6) are connected respectively.
2. The special air curtain control belt fan protection control system for the refrigeration house according to claim 1, characterized in that: air curtain (13) become cylindricly, the below central authorities of air curtain (13) are equipped with air-out notch (3), and the bilateral symmetry of air-out notch (3) is equipped with air-out wind direction baffle, and wind direction baffle passes through the hinge to be connected with air-out notch (3) of air curtain (13) below, outside one side of air curtain (13) is equipped with cooling blower (2), and wind cooling blower (2) pass through the outside of support mounting in air curtain (13).
3. The special air curtain control belt fan protection control system for the refrigeration house according to claim 1, characterized in that: the top of air cleaner (6) is equipped with the pressure control valve, and the inside of air cleaner (6) is equipped with coarse strainer, fine filter screen and active carbon deodorization filter core.
4. The special air curtain control belt fan protection control system for the refrigeration house according to claim 1, characterized in that: an evaporator (7) is arranged between the air filter (6) and the condenser (9), an annular sprayer is arranged outside the evaporator (7), and a drain pipe is arranged at the bottom of the evaporator (7).
5. The special air curtain control belt fan protection control system for the refrigeration house according to claim 1, characterized in that: condenser (9) one-tenth cylinder tubulose, the both ends port of condenser (9) is for leaking hopper-shaped, the outside of condenser (9) is equipped with spiral cooling tube (17), and the one end of spiral cooling tube (17) is equipped with the compressor, the outer wall of condenser (9) is equipped with the thermal-insulated cotton cover of one deck, outside one side of condenser (9) is equipped with evaporating fan (10), is equipped with earth-leakage protector (18) between evaporating fan (10) and condenser (9), earth-leakage protector (18), condenser (9) all with the control line is connected.
6. The special air curtain control belt fan protection control system for the refrigeration house according to claim 1, characterized in that: strain the inside of dirt case (11) and be equipped with air inlet notch (15), strain the inner wall of dirt case (11) and be equipped with wedge income wind gap (14), the one end that wedge goes into wind gap (14) and the one end connector fixed connection of condenser (9), the other end and air inlet notch (12) fixed connection that wedge goes into wind gap (14), strain the inside central authorities of dirt case (11) and be equipped with filter screen (16), adopt screw fixed connection between the inner wall of filter screen (16) and strain dirt case (11).
7. The special air curtain control belt fan protection control system for the refrigeration house according to claim 1, characterized in that: the intelligent control device is characterized in that a voltage stabilizing module (19) is arranged inside the control box (8), a single chip microcomputer (20) is arranged at one end of the voltage stabilizing module (19), a storage module (21) is arranged at the lower connecting end of the single chip microcomputer (20), an SCR module (22) is arranged at the other connecting end of the single chip microcomputer (20), a current detection module (23), a voltage detection module (24), a relay control module (25), a silicon control module (26), the SCR module (22), the current detection module (23), the voltage detection module (24), the relay control module (25) and the silicon control module (26) are respectively connected with the single chip microcomputer (20).
8. The special air curtain control belt fan protection control system for the refrigeration house according to claim 1, characterized in that: the inside of the air inlet notch (12) is provided with a high-pressure fan, and the notch of the air inlet notch (12) is provided with a layer of filter screen.
9. The system for realizing the protection and control of the air curtain control belt fan special for the refrigeration house in claim 1 comprises the following steps:
A. a high-pressure fan in the air inlet notch (12) sucks external air into the dust filtering box (11) for filtering;
B. the air is filtered by a dust filtering box (11) and then cooled by a condenser (9), an evaporation fan (10) evaporates heat of the condenser (9) and assists the condenser (9) in cooling;
C. the cooled air is filtered by two air filters (6), and the filtered air is pressurized by a booster pump (5) and then is sent into an air curtain (13);
D. the air outlet direction baffle at the bottom of the air curtain (13) adjusts the air outlet direction below the air curtain (13) and the air outlet speed of the air outlet groove opening at the bottom of the air curtain (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010715176.0A CN112033073A (en) | 2020-07-23 | 2020-07-23 | Air curtain control belt fan protection control system special for refrigeration house |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010715176.0A CN112033073A (en) | 2020-07-23 | 2020-07-23 | Air curtain control belt fan protection control system special for refrigeration house |
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| Publication Number | Publication Date |
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| CN112033073A true CN112033073A (en) | 2020-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010715176.0A Pending CN112033073A (en) | 2020-07-23 | 2020-07-23 | Air curtain control belt fan protection control system special for refrigeration house |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114145585A (en) * | 2021-12-10 | 2022-03-08 | 安徽医科大学第一附属医院 | Medical medicine, consumptive material intelligent management cabinet |
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| CN210014520U (en) * | 2017-12-31 | 2020-02-04 | 佛瑞德（郑州）工业股份有限公司 | Sterilization and filtration type air curtain |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114145585A (en) * | 2021-12-10 | 2022-03-08 | 安徽医科大学第一附属医院 | Medical medicine, consumptive material intelligent management cabinet |
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