CN221223066U - Thermal fluorine deicing Fang Bingji - Google Patents

Thermal fluorine deicing Fang Bingji Download PDF

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Publication number
CN221223066U
CN221223066U CN202322614521.3U CN202322614521U CN221223066U CN 221223066 U CN221223066 U CN 221223066U CN 202322614521 U CN202322614521 U CN 202322614521U CN 221223066 U CN221223066 U CN 221223066U
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ice
liquid
pipe
air
deicing
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廖宝生
余永强
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Guangzhou Koller Refrigeration Equipment Co ltd
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Guangzhou Koller Refrigeration Equipment Co ltd
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Abstract

The utility model discloses a hot fluorine deicing square ice machine, which is additionally provided with a hot fluorine deicing system on the basis of a traditional square ice machine, so that part of pipeline pipe fittings are saved, and the deicing efficiency is higher and more stable than that of the traditional hot fluorine deicing system. The novel thermal fluorine deicing system is applied to the deicing unit system, and continuous high-efficiency deicing and deicing operation is realized through the deicing and deicing procedures; the system is provided with the liquid discharge pipe and the throttle valve, and the state of the refrigerating fluid is controlled in the ice making and ice removing procedures, so that the problem of wet compression which is easy to generate when hot air is adopted for ice removal is effectively controlled, the stability of the compressor of the refrigerating system during use can be enhanced, and the service life of the compressor can be prolonged.

Description

Thermal fluorine deicing Fang Bingji
Technical Field
The utility model relates to an ice making system, in particular to a hot fluorine ice removing square ice maker.
Background
Ice cube makers are a common commercial refrigeration device for making square or rectangular shaped ice cubes. Such ice cubes are commonly used in beverage preparation, food refrigeration and other applications. After ice making is completed, the ice cubes are heated for a short time, so that the demolding of the ice cubes is accelerated, and the ice cubes are convenient to take out and use; in addition, over time, the condenser or evaporator surfaces of the refrigerator may accumulate ice layers, which may reduce the performance and efficiency of the refrigerator. Therefore, the ice removal system becomes critical to ensure proper operation of the refrigerator. In the past, many square ice makers used conventional manual or time controlled de-icing methods, such as diverting refrigerant flow to an evaporator to raise the temperature to melt the ice layer. This method requires periodic manual intervention and is therefore inefficient and easily ignored or forgotten, resulting in a continued build-up of ice layers. To solve the above problems, a hot fluorine deicing system is introduced into a square ice maker. Such systems utilize a high temperature, high pressure gaseous refrigerant to rapidly melt the ice layer and then expel the melted water out of the apparatus. This process is automatic, monitored and triggered by the intelligent control system, without human intervention, thus improving efficiency and performance. Meanwhile, wet compression problems often occur in refrigeration systems, particularly inside the compressor, and are easily sucked by the compressor when liquid or droplets are present in the gaseous refrigerant. Wet compression problems may cause undesirable malnutrition in the refrigeration system because the liquid refrigerant may cause loss of mechanical components within the compressor, resulting in reduced overall refrigeration system performance, reduced energy efficiency, and even system failure.
Disclosure of utility model
In order to overcome the defects in the prior art, the utility model aims to solve the problem of ice removal of the square ice machine when in use, solve the problem of wet compression of a refrigerating system and improve the overall working efficiency and the energy consumption economy of the square ice machine.
The technical scheme adopted for solving the technical problems is as follows:
The utility model provides a hot fluorine deicing ice cube-making machine, the ice cube-making machine includes compressor, oil separator, condenser, liquid solenoid valve, expansion valve, divide liquid head, ice maker, return air solenoid valve, muffler, gas-liquid separator. The compressor compresses the refrigerant into high-temperature high-pressure gas through compression, and the high-temperature high-pressure gas is transmitted to the oil separator through the gas storage tank; the oil separator is used for separating oil for the compressor through a separation part, the separated oil for the compressor is output to the inside of the compressor through an oil discharge port to form recycling, the oil separator is used for conveying high-temperature and high-pressure gaseous refrigerant to the condenser through the exhaust port, the condenser is provided with a condensing sheet for condensing the gaseous refrigerant, the high-temperature and high-pressure gaseous refrigerant forms liquid refrigerant through condensation, and the liquid refrigerant is conveyed to the gas-liquid separator after passing through the liquid supply electromagnetic valve; the gas-liquid separator can separate gas from liquid, and the gas-liquid separator transmits the separated liquid refrigerant to the expansion valve; the expansion valve converts high-pressure liquid refrigerant into low-pressure liquid refrigerant by releasing pressure, and the low-temperature low-pressure liquid refrigerant is shunted and transmitted to each pipeline of the ice maker through the liquid dividing head; the ice maker is provided with an evaporator and an ice making area, low-temperature low-pressure liquid refrigerant in each pipeline passes through the evaporator to start evaporation and heat absorption, the temperature of the ice making area is reduced, and the temperature of liquid water in the ice making area is gradually reduced; the low-temperature low-pressure liquid refrigerant is evaporated by an evaporator to form a gaseous refrigerant, the gaseous refrigerant passes through an air return electromagnetic valve and returns to the gas-liquid separator through an air return pipe, and the gas-liquid separator separates the liquid refrigerant mixed in the gaseous refrigerant and then transmits the gaseous refrigerant to the compressor to form a complete refrigeration cycle of the whole refrigeration system.
When the ice cube maker is used, sufficient water is firstly added into the first ice maker and the second ice maker, then the condenser is started to work, the compressor and the liquid supply electromagnetic valve are sequentially started, the gaseous refrigerant is compressed into high-temperature high-pressure gaseous refrigerant, the gaseous refrigerant is formed after passing through the condenser, the gaseous refrigerant is evaporated and absorbs heat in the evaporator of the ice maker after passing through the expansion valve, the water temperature in the ice maker is gradually reduced, ice begins to be frozen after the water temperature is lower than 0 ℃, and ice cubes are completely formed after a period of time.
As a further improvement of the present utility model, the ice maker includes a first ice making region and a second ice making region.
As a further improvement of the utility model, the ice making device further comprises a transfusion tube, wherein one end of the transfusion tube is connected between the expansion valve of the first ice making device and the liquid distributing head, and the other end of the transfusion tube is connected between the expansion valve of the second ice making device and the liquid distributing head.
As a further development of the utility model, the infusion tube is provided with a throttle valve for reducing the flow rate of the fluid.
The hot fluorine deicing system comprises a hot air pipe and a hot air electromagnetic valve. One end of the hot air pipe is connected with the oil separator and is used for transmitting the high-temperature high-pressure gaseous refrigerant separated from the oil separator, and the other end of the hot air pipe is connected with a pipeline between the ice maker and the air return electromagnetic valve; the hot gas electromagnetic valve is arranged in the hot gas pipe and used for controlling the opening and closing of the hot gas pipe line.
When the hot fluorine deicing system is used, firstly, a liquid supply electromagnetic valve and a first air return electromagnetic valve are closed, then, a first hot air electromagnetic valve is opened, under the compression work of the compressor, liquid refrigerant is compressed into high-temperature high-pressure gaseous refrigerant, after oil for the compressor is separated by an oil separator, the high-temperature high-pressure gaseous refrigerant is transmitted into an air return pipe through a hot air pipe through the first hot air electromagnetic valve, and because the first air return electromagnetic valve is closed, the high-temperature high-pressure gaseous refrigerant enters the first ice maker, at the moment, water in an ice making area of the first ice maker is in a solid ice form, and ice cubes begin to be slowly melted after encountering high-temperature gas, so that the deicing effect is achieved; at this time, the temperature of the ice making area is lower, the ice making area is also equivalent to a condenser, and when the high-temperature high-pressure gaseous refrigerant is cooled, the high-temperature high-pressure gaseous refrigerant is liquefied to form liquid refrigerant, and the liquid refrigerant flows out and is gathered after passing through the ice making area and is output to the liquid supply pipe after passing through the liquid separation head; after passing through the liquid supply pipe, the liquid refrigerant is transmitted to a liquid distributing head of a second ice maker, and the second ice maker continuously performs an ice making procedure; and after the process of the same procedure as the ice removal of the first ice maker is finished, the second hot air electromagnetic valve is closed, the second air return electromagnetic valve is opened, and the liquid refrigerant in the first ice maker and the second ice maker is continuously evaporated. The ice-removing procedure of the first ice maker and the second ice maker is completed, and the liquid supply electromagnetic valve can be continuously opened to carry out the ice-making procedure.
Compared with the prior art, the utility model has the beneficial effects that:
On the basis of the original square ice machine equipment, a hot fluorine ice removing system is additionally arranged, and compared with a single hot fluorine ice removing system, the same compressor equipment can be used for carrying out ice making and ice removing procedures, so that main parts and pipeline accessories of the system are saved, and resource waste is avoided;
The first ice maker and the second ice maker alternately perform an ice removing procedure, so that ice removing efficiency is improved, ice making efficiency is also improved, and a high-efficiency operation procedure is ensured in mass production;
Through setting up transfer line and choke valve in first ice making machine and second ice making machine, when having improved the availability factor of refrigerant, reduced the wet compression problem that produces easily in the refrigerating system, protect the compressor in the refrigerating system, prevent that liquid refrigerant from entering into the compressor, cause the damage to it, improve the stability of equipment operation and extension equipment's life.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Reference numerals: 1. a compressor; 2. an oil separator; 3. a condenser; 4. a liquid supply electromagnetic valve; 5. a gas-liquid separator; 6. a liquid supply pipe; 7. an expansion valve; 8. a liquid separating head; 9. an ice maker; 10. an air return electromagnetic valve; 11. an air return pipe; 12. a hot air pipe; 13. a hot gas solenoid valve; 14. an infusion tube; 15. a throttle valve.
Detailed Description
The utility model will now be further described with reference to the accompanying drawings and examples:
detailed description of the utility model:
A thermal fluorine deicing ice cube maker comprises an ice cube maker and a thermal fluorine deicing system. The square ice maker comprises a compressor 1, an oil separator 2, a condenser 3, a gas-liquid separator 5, a liquid supply pipe 6, a liquid supply electromagnetic valve 4, an expansion valve 7, a liquid separation head 8 ice maker 9, an air return electromagnetic valve 10 and an air return pipe 11. The compressor 1 is provided with an air inlet and an air outlet, and the air outlet is in sealing connection with the oil separator 2 through a gas transmission pipeline;
The oil separator 2 is provided with an air inlet, an air outlet and an oil return port, the oil separator 2 is used for separating lubricating oil in the refrigerant, a gaseous refrigerant and lubricating oil mixture enters the oil separator 2 from the air inlet, the gaseous refrigerant is operated to pass through the structure of a separation element, the separated pure gaseous refrigerant flows out of the air outlet of the oil separator 2 and enters the condenser 3 through the gas pipeline, and the separated lubricating oil returns to the inside of the compressor 1 from the oil return port through the pipeline and reenters the refrigerating system.
The condenser 3 is provided with a condensing pipeline, a condensing medium, a cooler and a cooling shell, the high-temperature high-pressure gaseous refrigerant is discharged from the air outlet of the oil separator 2, enters the condensing pipeline, is exposed under the action of the cooling medium, and emits heat in the gaseous refrigerant to the cooling medium, so that the problem of the gaseous refrigerant is reduced, the gaseous refrigerant is gradually condensed into liquid, at the moment, the cooling medium can be heated, the gaseous refrigerant is gradually condensed into liquid along with the continuous heat emission, the high-pressure state is maintained, the cooled and condensed liquid refrigerant is discharged from the air outlet of the condenser 3 and is transmitted to the gas-liquid separator 5 through the liquid supply pipe 6;
The gas-liquid separator 5 is provided with an inlet and an outlet, after the high-pressure liquid refrigerant enters the gas-liquid separator 5 from the inlet, part of gas in the liquid refrigerant is separated through the filtration of a separation element, the separated pure liquid refrigerant is transmitted to the expansion valve 7 from the liquid outlet through the liquid supply pipe 6, and the separated gaseous refrigerant returns to the compressor 1 from the gas outlet through a pipeline;
The liquid supply electromagnetic valve 4 is arranged between the condenser 3 and the liquid supply pipe 6 between the gas-liquid separator 5, and controls the opening and closing state of a valve through a magnetic field generated when an electric signal acts on the electromagnetic coil so as to control the supply condition of liquid refrigerant;
The expansion valve 7 is used for expanding high-temperature high-pressure liquid refrigerant into low-temperature low-pressure liquid refrigerant to realize normal operation of refrigeration cycle, the expansion valve 7 is provided with a valve body, a valve core, a regulating device and a spring, the valve core is a movable part in the valve body and can move according to the change of a control signal so as to change the opening degree of the valve, the regulating device allows the opening degree of the valve to be regulated according to the need, the performance of the refrigeration system is regulated, and the spring is used for providing additional closing force so as to ensure that the valve is kept in a closed state under the condition of no control signal; when the high-pressure liquid refrigerant enters the valve body of the expansion valve 7 from the gas-liquid separator 5, a control signal is transmitted to the expansion valve 7, the valve core is opened to allow the liquid refrigerant to pass through, the opening and closing degree of the valve can be adjusted according to the requirement, after the liquid refrigerant enters the low-pressure side through the expansion valve 7, the liquid refrigerant can be rapidly expanded, and the temperature of the liquid refrigerant can be rapidly reduced in the expansion process due to lower pressure, so that the low-temperature low-pressure liquid refrigerant after expansion of the refrigeration effect is realized and enters the liquid separation head 8;
The liquid separation head 8 is used for uniformly distributing liquid refrigerant into the evaporator, so that the refrigerant is ensured to be uniformly distributed in the evaporator, and the refrigeration efficiency is improved. The low-temperature low-pressure liquid refrigerant evaporator comprises a liquid inlet, an inner pipeline and an outlet pipeline, wherein the liquid inlet is connected with an expansion valve 7, low-temperature low-pressure liquid refrigerant flows into the inner pipeline, the inner pipeline comprises a series of branch pipelines, pore canals and other distribution devices, the low-temperature low-pressure liquid refrigerant is divided into a plurality of small flow channels, the tail end of the branch pipeline is the outlet pipeline, and the outlet pipeline is positioned at the top of the evaporator, so that the liquid is ensured to be uniformly distributed on the surface of the whole evaporator;
The ice maker 9 comprises an evaporator and an ice making area, wherein the ice making area is used for storing liquid water to make ice, the evaporator is mainly used for absorbing heat of surrounding environment and evaporating liquid refrigerant into gas, so that a refrigerating effect is achieved, the ice maker comprises a refrigerating pipeline and a cooler, the refrigerating pipeline is positioned in the ice making area, and the cooler is used for accelerating heat transfer efficiency in the ice making area; when the low-temperature high-pressure liquid refrigerant enters into the refrigerating pipeline of the evaporator, the cooler accelerates the heat of the water in the ice making area to the high-pressure liquid refrigerant in the refrigerating pipeline, the liquid refrigerant starts to absorb the heat in the water, the liquid refrigerant gradually evaporates into a gas state along with the gradual absorption of the heat, the evaporation process leads to the temperature aggregation of the refrigerant to be reduced, simultaneously absorbs the heat of the water, leads to the gradual reduction of the temperature in the ice making area, the water starts to gradually freeze, and the evaporated refrigerant leaves the evaporator in the gas state and enters into the muffler 11;
The air return electromagnetic valve 10 is arranged in an air pipeline between the ice maker 9 and the air return pipe 11 and is used for controlling the on-off state of the gaseous refrigerant discharged from the ice maker 9 in the air return pipe 11;
one end of the air return pipe 11 is connected with the ice maker 9, the other end of the air return pipe is connected with the gas-liquid separator 5, gaseous refrigerant formed by evaporation in the evaporator is discharged into the air return pipe 11 from an outlet of the ice maker 9, and pure gaseous refrigerant separated by a separating element after the gaseous refrigerant enters an enterprise to be separated is transmitted into the compressor 1 through an air outlet of the gas-liquid separator 5, so that a complete refrigeration system circulation process is completed.
The hot fluorine deicing system comprises a hot air pipe 12, a hot air electromagnetic valve 13, a transfusion pipe 14 and a throttle valve 15. The hot air pipe 12 is used for conveying high-temperature and high-pressure gaseous refrigerant, one end of the hot air pipe 12 is connected with the air outlet of the oil separator 2, the other end of the hot air pipe 12 is connected in the air return pipe 11 between the ice maker 9 and the electromagnetic valve, and the high-temperature and high-pressure gaseous refrigerant is discharged from the air outlet of the oil separator 2 and then conveyed into the ice maker 9 through the hot air pipe 12; the hot gas electromagnetic valve 13 is arranged in the hot gas pipe 12 and is used for controlling the opening and closing of the gas transmission of the hot gas pipe 12; the liquid delivery pipe 14 is used for delivering the liquid refrigerant condensed from the refrigerator to another refrigerator, one end of the liquid delivery pipe 14 is connected with a pipeline between the expansion valve 7 and the first liquid separation head 8, and the other end of the liquid delivery pipe is connected with a pipeline between the expansion valve 7 and the second liquid separation head 8; the throttle valve 15 is arranged between the infusion tubes 14 and is used for controlling the flow of liquid refrigerant and reducing the impact pressure of the liquid with too high flow speed on the refrigerating system pipeline.
The working principle of the utility model is as follows:
When the ice making procedure is started, enough water is firstly added into an ice making area, a cooler in the ice making device 9 is started, then the condenser 3 is started, after the condenser 3 starts to work, the compressor 1 and the liquid supply electromagnetic valve 4 are started, gas-state refrigerant enters the oil separator 2 through the high-temperature and high-pressure refrigerant gas in the compression stroke in the compressor 1, pure high-temperature and high-pressure gas refrigerant enters the condenser 3 to be condensed after lubricating oil is separated, the gas in the condenser 3 is gradually condensed into liquid, the liquid enters the gas-liquid separator 5, after the gas is separated, the pure liquid in the compressor 1 enters the expansion valve 7 to be expanded through the expansion valve 7 to form low-temperature and low-pressure liquid refrigerant, then the liquid is separated by the liquid separation head 8, the low-temperature and low-pressure liquid refrigerant is uniformly distributed in the evaporator evaporation pipeline to absorb heat and evaporate, the temperature in the ice making area is gradually reduced, after the temperature is lower than 0 ℃, the water starts to freeze, and after a period of time, the water is completely frozen into ice, and the ice removing procedure is started.
When the deicing program is started, deicing is firstly carried out on the first ice maker 9: firstly, closing a liquid supply electromagnetic valve 4, then closing a first air return electromagnetic valve 10, then opening a first hot air electromagnetic valve 13, transmitting high-temperature and high-pressure air into a first refrigerator through a hot air pipe 12, wherein the temperature of an ice making area is lower at the moment and is equivalent to that of a condenser 3, the high-temperature and high-pressure air refrigerant is liquefied and releases heat in the ice making area, ice blocks in the ice making area are gradually melted, after the surface parts of the ice blocks are melted, the ice blocks are conveniently taken out, the condensed liquid refrigerant is converged into a liquid separation head 8 through an evaporator inner pipeline and is output to an infusion pipe 14, and the liquid refrigerant flows to the liquid separation head 8 of a second ice making device 9 at a proper flow rate through the control of a throttle valve 15, and the second ice making device 9 simultaneously carries out an ice making procedure; after the first ice maker 9 is de-iced, the first hot air solenoid valve 13 is closed, the first return air solenoid valve 10 is opened, and sufficient water is added to the first ice maker 9, and at this time, the liquid refrigerants in the first ice maker 9 and the second ice maker 9 continue to evaporate for several seconds.
Then the second ice maker 9 is de-iced, the second air return electromagnetic valve 10 is closed first, the second hot air electromagnetic valve 13 is opened, the high-temperature high-pressure gaseous refrigerant enters the second ice maker 9 and is condensed into liquid refrigerant, the liquid refrigerant enters the first liquid distributing head 8 through the infusion tube 14 and the control of the throttle valve 15 at a proper flow rate, and the first ice maker 9 simultaneously performs an ice making procedure. After the second ice maker 9 is de-iced, the second hot gas solenoid valve 13 is closed, and the second return gas solenoid valve 10 is opened, and at this time, the refrigerants in the first ice maker 9 and the second ice maker 9 continue to evaporate for several seconds, thereby completing the entire de-icing process.
The main functions of the utility model are as follows:
1. The ice cube maker with the ice removing function is provided, a hot fluorine ice removing system is added on the basis of using original accessories of the ice cube maker, and the equipment cost is reduced;
2. The first ice maker 9 and the second ice maker 9 are arranged, and when in ice removing operation, the working efficiency of the whole equipment is improved through separate ice removing procedures in turn;
3. The infusion tube 14 is arranged, and when the first ice maker 9 performs the ice making procedure, the second ice maker 9 can perform the ice making procedure at the same time, thereby further improving the utilization rate of the refrigerant and the production efficiency of the equipment
4. The throttle valve 15 and the gas-liquid separator 5 are arranged, so that the impact force of liquid refrigerant on the system during flowing can be reduced, meanwhile, the wet compression problem commonly occurring in a refrigerating system is reduced, the compressor 1 and a pipeline are better protected, and the service life of equipment is prolonged.
In view of the above, after reading the present document, those skilled in the art should make various other corresponding changes without creative mental effort according to the technical scheme and the technical conception of the present utility model, which are all within the scope of the present utility model.

Claims (8)

1. The hot fluorine deicing square ice machine is characterized by comprising a square ice machine and a hot fluorine deicing system, wherein the square ice machine comprises a refrigerating system and an ice making device, the refrigerating system comprises a compressor, a condenser, a liquid supply pipe, an air return pipe and a gas-liquid separator, an air outlet of the compressor is connected with an air inlet of the condenser, a liquid outlet of the condenser is connected with the ice making device through the liquid supply pipe, the ice making device is connected with the air return pipe, the air return pipe is connected with an air inlet of the gas-liquid separator, and an air outlet of the gas-liquid separator is connected with the air inlet of the compressor to form the refrigerating system; the hot fluorine deicing system comprises a hot air pipe and a hot air electromagnetic valve, one end of the hot air pipe is connected with an air outlet of the compressor, the other end of the hot air pipe is connected with the ice maker, and the hot air electromagnetic valve is arranged in the hot air pipe.
2. The thermal fluoride ice-removing square ice maker of claim 1, further comprising a liquid supply solenoid valve disposed in a liquid supply pipe between the condenser and the ice maker.
3. The thermal fluoride ice-removing square ice maker of claim 1, further comprising an oil separator, wherein the oil separator air inlet is connected with the compressor air outlet, the first air outlet of the oil separator is connected with the condenser, the second air outlet of the oil separator is connected with the hot air pipe, and the oil return port is connected with the compressor.
4. The thermal fluorine deicing square ice machine according to claim 1, wherein the liquid outlet of the condenser is connected with the liquid inlet of the gas-liquid separator through a liquid supply pipe, and the liquid outlet of the gas-liquid separator is connected with the ice maker through a liquid supply pipe.
5. The hot fluorine deicing square ice maker according to claim 1, wherein the ice maker comprises an expansion valve, a liquid separation head, an evaporator, an ice making area and an air return electromagnetic valve, a liquid outlet of the condenser is connected with the expansion valve through a liquid supply pipe, the expansion valve is connected with the liquid separation head, an inner pipeline of the liquid separation head is distributed on the surface of the evaporator, evaporation pipelines of the evaporator are uniformly distributed in the ice making area, an air outlet of the evaporator is connected with an air inlet of the gas-liquid separator through an air return pipe, and the air return electromagnetic valve is arranged in the air return pipe between the evaporator and the gas-liquid separator; one end of the hot air pipe connected with the ice maker is connected in an air return pipe between the evaporator and the air return electromagnetic valve.
6. The thermal fluoride ice-removing machine of claim 5, wherein said ice-making machines are of at least two groups.
7. The thermal fluoride ice-removing ice cube maker of claim 6, further comprising a liquid pipe, one end of the liquid pipe is connected to a liquid supply pipe between the expansion valve in the first ice maker and the liquid distributing head, and the other end of the liquid pipe is connected to a liquid supply pipe between the expansion valve of the second ice maker and the liquid distributing head.
8. The thermal fluoride ice-removing square ice maker of claim 7, further comprising a throttle valve, said throttle valve being disposed in said infusion tube.
CN202322614521.3U 2023-09-26 2023-09-26 Thermal fluorine deicing Fang Bingji Active CN221223066U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322614521.3U CN221223066U (en) 2023-09-26 2023-09-26 Thermal fluorine deicing Fang Bingji

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322614521.3U CN221223066U (en) 2023-09-26 2023-09-26 Thermal fluorine deicing Fang Bingji

Publications (1)

Publication Number Publication Date
CN221223066U true CN221223066U (en) 2024-06-25

Family

ID=91542754

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322614521.3U Active CN221223066U (en) 2023-09-26 2023-09-26 Thermal fluorine deicing Fang Bingji

Country Status (1)

Country Link
CN (1) CN221223066U (en)

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