TWM492426U - Full-time constant temperature freezing cabinet or storehouse - Google Patents

Description

Full-time thermostat freezer or library

This creation is a full-time constant temperature freezer or library that can achieve the purpose of maintaining a constant temperature in the refrigerated space.

According to the structure of the general freezer cabinet, please refer to the first figure, which mainly has a freezer cabinet 1 which is provided with a refrigerating space 10 and a machine room 11, and the freezer cabinet 1 is provided with a refrigerating device 12 for cooling The device 12 is provided with a condenser 120, a compressor 121, an expansion valve 122, and an evaporator 123. The refrigeration device 12 is connected by a pipeline. The condenser 120 and the compressor 121 and the expansion valve 122 are both disposed in the machine room 11 . In addition, the evaporator 123 is disposed in the refrigerating space 10 to achieve the effect of cooling and supplying the refrigerating space. The general freezer structure can be used to supply cold air to the refrigerating space 10 by the refrigerating device 12, but The evaporator 123 is disposed at the bottom of the refrigerating space 10, and frosting occurs when the evaporator 123 is used. When defrosting, the heat is generated by the heating line to supply the evaporator 123 for defrosting, often due to the evaporator 123. When the defrosting, the operation needs to be stopped, and the cold air can not be continuously supplied to the refrigerating space 10; and since the evaporator 123 is often placed at the bottom of the refrigerating space 10, the cold air circulates slowly in the refrigerating space 10, and cannot be instantaneously realized. Cold state, thereby causing inconvenience to the user, the actual occurrence, how to develop a vaporizer less prone to defrost refrigerated space temperature variations, to serve can achieve the effect of a constant temperature of refrigerated space, it becomes a very urgent and practical value of Technical issues; Therefore, how to eliminate the above-mentioned shortcomings is the technical difficulty point that the creators of this case want to solve.

In view of the fact that the existing "freezer" cannot be continuously cooled when the evaporator is defrosted, and because the refrigeration device is installed at the bottom of the refrigerated space, it is unable to achieve immediate cooling. Therefore, the purpose of this creation is to maintain a refrigerated space. A constant temperature constant temperature freezer or library; for the above purposes, the present invention provides a full-time constant temperature freezer or library, comprising: a freezing container, which can be divided into a freezer according to the size and specification of the capacity Or a freezer, the freezing container is provided with a machine room and a refrigerating space, the refrigerating space is disposed under the machine room, and the machine room is provided with an accommodating space, the refrigerating space is provided with at least one gate; a refrigerating device, the refrigerating device is disposed The refrigeration device is disposed in the freezing container, and the refrigeration device is provided with a compressor, and the refrigeration device is provided with a condenser. The condenser is connected to the compressor pipeline, and a refrigeration solenoid valve is disposed between the compressor and the condenser. The refrigeration device is provided with a first evaporator group and a second evaporator group, the first evaporator group and the second evaporator group are both connected to the condenser and the compressor tube In series, the first evaporator group and the second evaporator group are connected in parallel by a pipeline. The first evaporator group is provided with a first electromagnetic valve, a first expansion valve, a first evaporator, and is sequentially connected by a pipeline. The second evaporator group is provided with a second electromagnetic valve, a second expansion valve, and a second evaporator, and is sequentially connected by a pipeline. The refrigeration device is further provided with a first defrosting group and a second defrosting group. The first defrosting group and the second defrosting group are connected to the compressor and the condenser, and the first defrosting group is connected in parallel with the second defrosting group line, and the first defrosting group is provided with a first a defrost line and a first defrost solenoid valve, The first defroster pipeline is connected to the first defrost solenoid valve, and the first defrost solenoid valve is connected to the compressor pipeline, and the pipeline is disposed between the refrigeration solenoid valve and the compressor, The first defrosting pipeline is connected to the first evaporator, and the first defroster pipeline is connected to the condenser pipeline, and the second defrosting section is provided with a second defrosting pipeline and a first defrost a solenoid valve, the second defrost line is connected to the second defrost solenoid valve, and the second defrost solenoid valve is connected to the compressor line, and the pipeline is disposed on the refrigeration solenoid valve and the compressor The first defrosting pipe is disposed in the second evaporator, and the second defroster pipe is connected to the condenser pipe; the refrigerating device is disposed in the freezing container, and is further disposed by the refrigerating device There is a first evaporator group and a second evaporator group, and the first defroster group is coupled to the first evaporator group, and the second defroster group is coupled to the second evaporator group to achieve one of the When the evaporator group is defrosting, the other evaporator group continues to cool.

[Use]

1‧‧‧ Freezer

10‧‧‧Refrigeration space

11‧‧‧ machine room

12‧‧‧Refrigeration unit

120‧‧‧Condenser

121‧‧‧Compressor

122‧‧‧Expansion valve

123‧‧‧Evaporator

[this creation]

2‧‧‧Refrigeration unit

20‧‧‧Compressor

21‧‧‧Condenser

22‧‧‧Refrigeration solenoid valve

23‧‧‧First evaporator group

230‧‧‧First solenoid valve

231‧‧‧First expansion valve

232‧‧‧First evaporator

24‧‧‧Second evaporator group

240‧‧‧Second solenoid valve

241‧‧‧Second expansion valve

242‧‧‧Second evaporator

25‧‧‧First Defrost Group

250‧‧‧First defrost line

251‧‧‧First defrost solenoid valve

26‧‧‧second defrosting group

260‧‧‧Second defrosting line

261‧‧‧Second defrost solenoid valve

3‧‧‧Frozen container

30‧‧‧ machine room

300‧‧‧ accommodating space

31‧‧‧Refrigerated space

310‧‧‧ gate

311‧‧‧ small door

The first figure is a combination diagram of the conventional use.

The second picture is a schematic diagram of the refrigeration device of the present creation.

The third picture is a combination diagram of the creation.

The fourth picture is a schematic diagram of the operation of the refrigeration device of the present invention.

The fifth picture is a schematic diagram of the first evaporator defrosting action of the present creation.

The sixth picture is a schematic diagram of the second evaporator defrosting action of the present creation.

The seventh figure is the second embodiment of the present creation.

In order to make it easier for your examiner to understand the other features and advantages of this creation. The point and the effect achieved by it can be more apparent. The following is a detailed description of the creation and the following drawings: Please refer to the second and third figures. The main purpose of this creation is to provide a full-time constant temperature freezer or library. It comprises: a freezing container 3, which can be divided into a freezer or a freezer according to the size and specification of the capacity, and the classification standard is well known to those skilled in the art, and will not be described again, and the freezing The container 3 is provided with a machine room 30 and a refrigerating space 31. The refrigerating space 31 is disposed below the machine room 30. The machine room 30 is provided with an accommodating space 300. The refrigerating space 31 is provided with at least one gate 310. As shown in the figure, the gate 310 is further provided with at least two small doors 311; a refrigerating device 2, which is disposed in the freezing container 3, and in the embodiment, the refrigerating device 2 is disposed in the machine room 30. In the accommodating space 300, the refrigerating device 2 is further provided with a compressor 20, and the refrigerating device 2 is provided with a condenser 21, which is connected with the compressor 20, and between the compressor 20 and the condenser 21. With a cooling electromagnetic 22. The refrigeration unit 2 is further provided with a first evaporator group 23 and a second evaporator group 24. The first evaporator group 23 and the second evaporator group 24 are both connected in series with the condenser 21 and the compressor 20. The first evaporator group 23 and the second evaporator group 24 are connected in parallel by a pipeline. The first evaporator group 23 is provided with a first electromagnetic valve 230, a first expansion valve 231, and a first evaporator 232. The first evaporator group 23 is sequentially connected to the first evaporator 232 by a first electromagnetic valve 230 and a first expansion valve 231. The first electromagnetic valve 230 is connected to the condenser 21 and the first evaporator. 232 is connected to the compressor 20, and the second evaporator group 24 is provided with a second electromagnetic valve 240, a second expansion valve 241, and a second evaporator 242. The second evaporator group 24 is sequentially a second solenoid valve. 240, the second expansion valve 241 is connected to the second evaporator 242, the second electromagnetic valve 240 is connected to the condenser 21, and the second evaporator 242 is connected to the compressor 20, and The refrigeration device 2 is provided with a first defrosting group 25 and a second defrosting group 26, and the first defrosting group 25 and the second defrosting group 26 are connected to the compressor 20 and the condenser 21, and the first The defrosting group 25 is connected in parallel with the second defrosting group 26, and the first defrosting group 25 is provided with a first defrosting line 250 and a first defrosting solenoid valve 251. The first defrosting line 250 The first defrosting solenoid valve 251 is connected to the first defrosting solenoid valve 251, and the first defrosting solenoid valve 251 is connected to the compressor 20, and the pipeline is disposed between the cooling solenoid valve 22 and the compressor 20, the first The defrosting line 250 is disposed in the first evaporator 232, and the first defrosting line 250 is connected to the condenser 21, and the second defrosting group 26 is provided with a second defrosting line 260 and a a second defrosting solenoid valve 261, the second defrosting line 260 is connected to the second defrosting solenoid valve 261, and the second defrosting solenoid valve 261 is connected to the compressor 20, the piping system The second defroster line 260 is disposed between the refrigerating solenoid valve 22 and the compressor 20, and the second defroster line 260 is connected to the condenser 21; Fourth picture As shown in the figure, when the refrigerating device 2 is cooled, the refrigerating device 2 is disposed in the accommodating space 300 of the machine room 30 above the refrigerating space 31, and the cold air can be accelerated by the principle that the hot air rises downward. The internal cooling air circulates, and the compressor 20 transfers the refrigerant to the condenser 21 through the pipeline, and then transfers the refrigerant to the first evaporator group 23 or the second evaporator group 24 through the condenser 21, In the embodiment, the refrigerant is transferred to the first evaporator group 23, and is opened by the first electromagnetic valve 230 of the first evaporator group 23, and then transferred to the first expansion valve 231 by the refrigerant, and by The first expansion valve 231 transfers the refrigerant to the first evaporator 232, and then the refrigerant is sent back to the compressor 20 by the first evaporator 232, thereby achieving the refrigeration function of the refrigeration unit, and the first evaporator group 23 When the evaporator 232 needs to be defrosted, please refer to the fifth figure, the refrigeration solenoid valve 22 is closed, and the refrigerant is sent to the first defrost solenoid valve 251 by the compressor 20, and by the first A defrost solenoid valve 251 is in an open state and is powered by a second defrost The magnetic valve 261 is in a closed state, that is, the refrigerant can be sent to the first defroster line 250, and the first defroster line 250 is passed through the first evaporator 232, and the refrigerant is compressed and transmitted by the compressor 20. When the refrigerant is in a high temperature state, the refrigerant in the high temperature state can be defrosted by the first defroster line 250 to the first evaporator 232, and the pipeline of the first defroster line 250 and the condenser 21 is used. Connected, the refrigerant is transferred to the condenser 21 by the first defroster line 250, and the refrigerant is transferred to the second solenoid valve 240 by the condenser 21, and then the second solenoid valve 240 is opened. The refrigerant is transferred to the second expansion valve 241, and the refrigerant is transferred to the second evaporator 242 by the second expansion valve 241, so that the refrigeration device 2 can be maintained in a state of cooling, so that continuous supply of cold air can be achieved for use in the refrigerating space 31. And the refrigeration device 2 is disposed in the machine room 30 above the refrigerating space 31, so that the heat energy required for defrosting can be increased without increasing the temperature of the refrigerating space 31, so that the refrigerating space 31 can be heated to a full time. The effect; please refer to the sixth figure, the second evaporation When the second evaporator 242 of the group 24 needs to be defrosted, the high temperature refrigerant is transmitted to the second defrosting solenoid valve 261 by the compressor 20, and is opened by the second defrosting solenoid valve 261, and the first defrosting is performed. The solenoid valve 251 is in a closed state, so that the high-temperature refrigerant generated by the compressor 20 can be transmitted to the second defroster line 260, and the second defroster line 260 can be passed through the second evaporator 242 to achieve the first The effect of the defrosting of the evaporator 242 is to transfer the refrigerant to the condenser 21 through the second defroster line 260, and then the refrigerant is delivered to the first solenoid valve 230 by the condenser 21, and by the first solenoid valve 230 is in an open state, and the refrigerant is transferred to the first expansion valve 231 by the first electromagnetic valve 230, and the refrigerant is transferred to the first evaporator 232 by the first expansion valve 231, thereby reaching the second evaporator 242. The effect of the first evaporator 232 is continuously cooled during defrosting; please refer to the seventh figure, which is the second embodiment of the creation, the refrigerated air When the door is opened, the cold air is easily lost. The at least two small doors 311 are provided in the compartment 310 according to the compartment of the refrigerated space 31, and the refrigerated space 31 is taken. In the case of the article, after opening the gate 310, according to the compartment where the article to be taken is located and opening the small door 311 of the compartment, the loss of cold air can be reduced, and the temperature in the refrigerating space 31 when the article is taken can be reduced. The degree of change.

2‧‧‧Refrigeration unit

20‧‧‧Compressor

21‧‧‧Condenser

231‧‧‧First expansion valve

232‧‧‧First evaporator

241‧‧‧Second expansion valve

242‧‧‧Second evaporator

3‧‧‧Frozen container

30‧‧‧ machine room

300‧‧‧ accommodating space

31‧‧‧Refrigerated space

310‧‧‧ gate

Claims (4)

A full-time constant temperature freezer cabinet or library, comprising: a freezing container, the freezing container is provided with a machine room and a refrigerating space, the refrigerating space is disposed under the machine room, and the machine room is provided with an accommodating space, and the refrigerating space is provided At least one gate; a refrigerating device, the refrigerating device is disposed in the freezing container, the refrigerating device is provided with a compressor, and the refrigerating device is provided with a condenser, the condenser is connected with the compressor pipeline, and the condenser is coupled to A refrigeration solenoid valve is disposed between the compressors, the refrigeration device is provided with a first evaporator group and a second evaporator group, and the first evaporator group and the second evaporator group are connected in series with the condenser and the compressor pipeline And the first evaporator group and the second evaporator group are connected in parallel by a pipeline, the first evaporator group is provided with a first electromagnetic valve, a first expansion valve, and a first evaporator, and the first evaporator group is The first electromagnetic valve is connected to the first evaporator valve, the first electromagnetic valve is connected to the condenser pipeline, and the first evaporator is connected to the compressor pipeline, the second evaporator Group has a second electromagnetic a second expansion valve and a second evaporator, the second evaporator group is sequentially connected by a second electromagnetic valve and a second expansion valve, and the second electromagnetic valve is connected to the condenser pipeline. The second evaporator is connected to the compressor line, and the refrigeration device is provided with a first defrost group and a second defrost group, the first defrost group and the second defroster group are coupled with the compressor and the condensation The first defroster group is connected in parallel with the second defroster group, and the first defrost unit is provided with a first defrost line and a first defrost solenoid valve, the first defrost The pipeline is connected to the first defrosting solenoid valve, and the first defrosting solenoid valve is connected to the compressor pipeline, and the pipeline is disposed between the refrigeration solenoid valve and the compressor, the first defrosting tube The road system is disposed in the first evaporator, and the first defroster pipeline is connected to the condenser pipeline, and the second defroster group is provided with a second defrost pipeline and a first defrost solenoid valve, the first The second defrost pipeline is connected with the second defrost solenoid valve pipeline, and the second defrost solenoid valve system and pressure The compressor line is connected between the refrigeration solenoid valve and the compressor, the first defrost pipeline is disposed through the second evaporator, and the second defroster pipeline and the condenser pipeline connection. The full-time constant temperature freezer or library as claimed in claim 1, wherein the freezer container is classified into a freezer or a freezer according to the size and specification of the capacity. The full-time constant temperature freezer or library according to claim 1, wherein the refrigeration device is disposed in a housing space of a computer room of the freezing container. A full-time constant temperature freezer or library as claimed in claim 1, wherein at least two small doors are provided in the gate.