CN220624533U - Defrosting device of refrigeration equipment - Google Patents
Defrosting device of refrigeration equipment Download PDFInfo
- Publication number
- CN220624533U CN220624533U CN202321702811.7U CN202321702811U CN220624533U CN 220624533 U CN220624533 U CN 220624533U CN 202321702811 U CN202321702811 U CN 202321702811U CN 220624533 U CN220624533 U CN 220624533U
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- Prior art keywords
- way valve
- cold
- pipe
- glass door
- temperature sensor
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- 238000010257 thawing Methods 0.000 title claims abstract description 32
- 238000005057 refrigeration Methods 0.000 title claims abstract description 31
- 239000011521 glass Substances 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 238000007710 freezing Methods 0.000 claims description 30
- 230000008014 freezing Effects 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 230000017525 heat dissipation Effects 0.000 abstract 2
- 239000000110 cooling liquid Substances 0.000 description 10
- 230000002349 favourable effect Effects 0.000 description 10
- 239000002826 coolant Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
Landscapes
- Defrosting Systems (AREA)
Abstract
The utility model discloses a defrosting device of refrigeration equipment, which relates to the technical field of refrigeration defrosting and comprises the following components: the device comprises a shell, a compressor, a condenser, a cold liquid pipe, a first three-way valve, a second three-way valve, a cold and hot general pipe, a heat exchanger, an expansion valve, a heat dissipation pipe, a heater and a heat dissipation pipe, wherein the shell is externally provided with a temperature knob, an automatic switching knob, a glass door and a handle; the defrosting device of the refrigeration equipment has the advantage of automatic defrosting.
Description
Technical Field
The utility model relates to the technical field of freezing and defrosting, in particular to a defrosting device of freezing equipment.
Background
The freezing equipment is lower in temperature in the freezing chamber in the use process, moisture of food and moisture of external air can contact the freezing equipment when opening a door of the freezing equipment, frost can be formed in the sudden cooling process, the freezing equipment which is not defrosted for a long time can be thicker and thicker, an air duct and a radiator of the freezing equipment can be influenced, the operation efficiency of the freezing equipment is reduced, the power consumption is increased, the electric charge is increased, bacteria and mold can be bred in the frost layer of the freezing equipment which is not defrosted, and the bacteria and mold can influence the food safety.
However, defrosting is known to improve the efficiency of operation of the refrigeration equipment, but for long-term frost accumulation in the warehouse, the equipment can be removed only by long-time shutdown, door opening to warm the equipment or by manual sprinkling, fans, etc., resulting in considerable inconvenience in use.
Disclosure of Invention
The utility model aims to provide a defrosting device of refrigeration equipment, which has the advantage of automatic defrosting and solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a defrosting apparatus of a refrigerating device, comprising: a shell, the surface of which is provided with a deep groove;
the temperature knob is arranged at the lower side outside the shell, the right side of the temperature knob is provided with a manual-automatic switching knob, the front surface of the shell is provided with a glass door, the front surface of the glass door is provided with a handle, and the glass door can be opened through the handle;
the freezing area is arranged in the shell, a first temperature sensor is arranged on the left side in the freezing area, and a water outlet is formed on the right side of the first temperature sensor;
the compressor is arranged below the freezing zone, a condenser is arranged on the left side of the compressor, a cold liquid pipe is arranged on the right side of the compressor, the left end of the cold liquid pipe is connected with a first three-way valve, and the right end of the cold liquid pipe is connected with a second three-way valve;
the cold and hot general pipe is arranged at the upper end of the second three-way valve, a second temperature sensor is arranged in the middle of the right side of the cold and hot general pipe, a heat exchanger is arranged opposite to the second temperature sensor, an expansion valve is arranged below the heat exchanger, the expansion valve is connected with the first three-way valve through the cold and hot general pipe, and an automatic controller is arranged in the middle of the cold and hot general pipe;
the radiating pipe is arranged below the automatic controller, a heater is arranged in the middle of the radiating pipe, and the heater is connected with the second three-way valve through the radiating pipe.
Preferably, the temperature knob is assembled at the lower side of the outer part of the shell and is fixed in an embedded mode, so that the temperature can be conveniently adjusted;
the manual and automatic switching knob is assembled on the right side of the temperature knob and is fixed in an embedded mode, so that the manual and automatic modes of the defrosting function can be conveniently switched;
the glass door is assembled on the front surface of the shell and fixed by adopting a hinge, so that the glass door is convenient to open and close;
the handle is arranged on the left side of the front surface of the glass door and is fixedly connected by adopting a screw, so that the glass door can be conveniently opened. Preferably, the first temperature sensor is assembled at the left side of the inner part of the freezing area and is fixed in an embedded manner; and the water outlet hole is arranged at the lower middle side of the freezing area, and the first temperature sensor is arranged at the left side of the water outlet hole. Preferably, the condenser is arranged at the left end of the compressor and is fixedly connected by screw threads;
the first three-way valve is arranged above the condenser and is used for converting the flow direction of the cooling liquid;
the second three-way valve is arranged above the compressor and is used for converting the flow direction of the cooling liquid;
and the cold liquid pipes are arranged at the left side and the right side of the compressor and are used for connecting the first three-way valve, the condenser, the compressor and the second three-way valve.
Preferably, a second temperature sensor is provided opposite the heat exchanger for detecting the temperature of the cold and hot common tube;
an expansion valve, which is installed below the heat exchanger, for limiting a flow rate of the cooling liquid;
and cold and hot general pipes assembled at both left and right ends of the heat exchanger, the cold and hot general pipes connecting the expansion valve, the heat exchanger, and the second temperature sensor together.
Preferably, a heater is provided in the middle of the radiating pipe for heating the coolant;
and the automatic controller is arranged above the radiating pipe and is used for automatically controlling the starting and stopping of the heater and the compressor.
Preferably, the upper end of the first three-way valve is connected with a cold and hot general pipe, the lower end of the first three-way valve is connected with a cold and liquid pipe, the left end of the first three-way valve is connected with a radiating pipe, the upper end of the second three-way valve is connected with the cold and hot general pipe, the lower end of the second three-way valve is connected with the cold and liquid pipe, and the right end of the second three-way valve is connected with the radiating pipe.
Compared with the prior art, the utility model has the following beneficial effects:
1. this defroster of refrigeration plant, through temperature knob and manual automatic switch knob, control the temperature and the defrosting in freezing district, through glass door and handle, it is more convenient to make freezing district sealed and open, through first temperature sensor, make to the inside temperature understanding in freezing district, through the apopore, make refrigeration plant dehumidify, through condenser and compressor, make refrigeration plant refrigerate, through first three-way valve and second three-way valve, make the intraductal coolant liquid flow direction of accuse refrigeration liquid.
2. The utility model provides a defroster of refrigeration plant, through first temperature sensor and second temperature sensor, make automatic control ware open automatic defrosting, through the expansion valve, make restriction coolant liquid velocity of flow, through cold and hot general pipe and heat exchanger, make the freezing district exchange heat realize freezing or defrosting, through heater and cooling tube, make the heat transfer that the heater produced heat exchanger, through automatic control ware, make refrigeration plant start defrosting function when the frost layer is accumulated to a certain extent.
Drawings
FIG. 1 is a schematic view showing the overall structure of a defrosting apparatus of a refrigerating apparatus according to the present utility model;
FIG. 2 is a schematic cross-sectional view of a defroster of a refrigeration appliance of the present utility model;
FIG. 3 is a schematic front view of a defroster of a refrigeration appliance of the present utility model;
fig. 4 is an overall schematic view of a cold and hot common tube of a defrosting apparatus for a refrigerating device according to the present utility model.
The reference numerals in the drawings indicate: 1. a housing; 2. a temperature knob; 3. a manual and automatic switching knob; 4. a freezing zone; 5. a water outlet hole; 6. a first temperature sensor; 7. a compressor; 8. a condenser; 9. a cold liquid pipe; 10. an expansion valve; 11. a second temperature sensor; 12. a first three-way valve; 13. a second three-way valve; 14. a cold and hot general pipe; 15. a heater; 16. a heat radiating pipe; 17. an automatic controller; 18. a handle; 19. a glass door; 20. a heat exchanger.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Example 1:
referring to fig. 1, 2 and 3, a defrosting apparatus of a refrigeration apparatus includes: the temperature knob 2 is assembled at the outer lower side of the shell 1, the temperature is conveniently adjusted in an embedded mode, the manual automatic switching knob 3 is assembled at the right side of the temperature knob 2, the embedded mode is adopted to fix, the manual and automatic modes of defrosting function are conveniently switched, the glass door 19 is assembled at the front surface of the shell 1, the hinge is adopted to fix, the opening and closing are convenient, the handle 18 is installed at the left side of the front surface of the glass door 19, the screw fixed connection is adopted, the glass door 19 is conveniently opened, the first temperature sensor 6 is assembled at the inner left side of the freezing zone 4, the embedded mode is adopted to fix, the water outlet hole 5 is arranged at the middle lower side of the freezing zone 4, the first temperature sensor 6 is installed at the left side of the condenser 8, the condenser 8 is installed at the left end of the compressor 7, the threaded connection is adopted to fix, the first three-way valve 12 is arranged above the condenser 8 and used for switching the flow direction of cooling liquid, the second three-way valve 13 is arranged above the compressor 7 and used for switching the flow direction of the cooling liquid, the left three-way valve 9 and the three-way valve 7 are arranged at the left and right sides of the compressor 7 and the compressor 7.
Further, through temperature knob 2 and manual automatic switch knob 3, be favorable to controlling the temperature and the defrosting in freezing district 4, through glass door 19 and handle 18, be favorable to freezing district 4 sealed and open, through first temperature sensor 6, be favorable to understanding freezing district inside temperature, through apopore 5, be favorable to the refrigeration plant to dehumidify, through condenser 8 and compressor 7, be favorable to the refrigeration of refrigeration plant, through first three-way valve 12 and second three-way valve 13, be favorable to controlling the coolant liquid flow direction in the refrigeration liquid pipe 9.
Example 2:
referring to fig. 1, 2, 3, and 4, a defrosting apparatus of a refrigeration apparatus includes: a second temperature sensor 11 installed opposite to the heat exchanger 20 for sensing the temperature of the cold and hot general pipe 14, an expansion valve 10 installed below the heat exchanger 20 for limiting the flow rate of the cooling liquid, the cold and hot general pipe 14 installed at both right and left ends of the heat exchanger 20, the cold and hot general pipe 14 connecting the expansion valve 10, the heat exchanger 20, and the second temperature sensor 11 together, a heater 15 installed in the middle of the heat radiating pipe 16 for heating the cooling liquid, an automatic controller 17 installed above the heat radiating pipe 16 for automatically controlling the start and stop of the heater 15 and the compressor 7, a first three-way valve 12 connected at an upper end thereof to the cold and hot general pipe 14, connected at a lower end thereof to the cold liquid pipe 9, connected at a left end thereof to the heat radiating pipe 16, a second three-way valve 13 connected at an upper end thereof to the cold liquid pipe 9, and connected at a right end thereof to the heat radiating pipe 16.
Further, the automatic controller 17 is favorable to opening automatic defrosting through the first temperature sensor 6 and the second temperature sensor 11, the flow rate of cooling liquid is favorable to limiting through the expansion valve 10, the freezing zone 4 exchanges heat to realize freezing or defrosting through the cold and hot general pipe 14 and the heat exchanger 20, the heater 15 and the radiating pipe 16 are favorable to transmitting the heat generated by the heater 15 to the heat exchanger 20, and the defrosting function is favorable to opening when the frost layer is accumulated to a certain degree through the automatic controller 17.
Working principle: when the defrosting device of the refrigeration equipment is used, the temperature knob 2 is used for adjusting the refrigeration temperature in the refrigeration area 4, the automatic defrosting function is switched on or off by hands and the automatic switching knob 3, when refrigeration is started, the compressor 7 and the condenser 8 start to work, cooled cooling liquid is used for refrigerating the refrigeration area 4 along with the cold night tube 9, the cold and hot general tube 14 and the heat exchanger 20, when a frost layer reaches a certain thickness, the first temperature sensor 6 and the second temperature sensor 11 transmit refrigeration temperature difference data to the automatic controller 17, the automatic controller 17 transmits signals to stop the operation of the compressor 7 and the condenser 8, the first three-way valve 12 and the second three-way valve 13 switch the circulation direction, the heater starts to work, the heated cooling liquid is used for heating the cold area 4 to rise in temperature through the radiating tube 16, the cold and hot general tube 14 and the heat exchanger 20, the frost layer is melted and discharged along with the water outlet 5, then the automatic controller 17 switches the first three-way valve 12 and the second three-way valve 13 back to the original circuit, the heater 15 stops working, and the compressor 7 and the condenser 8 start to refrigerate.
While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (4)
1. A defroster of a refrigeration appliance, characterized by: comprising the following steps:
a shell (1) with a deep groove on the surface;
the temperature knob (2) is arranged at the lower side of the outer part of the shell (1), the right side of the temperature knob (2) is provided with a manual-automatic switching knob (3), the front surface of the shell (1) is provided with a glass door (19), the front surface of the glass door (19) is provided with a handle (18), and the glass door (19) can be opened through the handle (18);
the refrigerating area (4) is arranged in the shell (1), a first temperature sensor (6) is arranged on the left side in the refrigerating area (4), and a water outlet hole (5) is formed in the right side of the first temperature sensor (6);
the refrigerating system comprises a compressor (7), wherein the compressor is arranged below a refrigerating area (4), a condenser (8) is arranged on the left side of the compressor (7), a cold liquid pipe (9) is arranged on the right side of the compressor (7), a first three-way valve (12) is connected to the left end of the cold liquid pipe (9), and a second three-way valve (13) is connected to the right end of the cold liquid pipe (9);
the cold and hot general pipe (14) is arranged at the upper end of the second three-way valve (13), a second temperature sensor (11) is arranged in the middle of the right side of the cold and hot general pipe (14), a heat exchanger (20) is arranged opposite to the second temperature sensor (11), an expansion valve (10) is arranged below the heat exchanger (20), the expansion valve (10) is connected with the first three-way valve (12) through the cold and hot general pipe (14), and an automatic controller (17) is arranged in the middle of the cold and hot general pipe (14);
the radiating pipe (16) is arranged below the automatic controller (17), the heater (15) is arranged in the middle of the radiating pipe (16), and the heater (15) is connected with the second three-way valve through the radiating pipe (16).
2. A defrosting apparatus for a refrigeration appliance as set forth in claim 1 wherein: the housing (1) comprises:
the temperature knob (2) is assembled at the lower side of the outer part of the shell (1) and is fixed in an embedded mode, so that the temperature can be conveniently adjusted;
the manual-automatic switching knob (3) is assembled on the right side of the temperature knob (2) and is fixed in an embedded mode, so that the manual mode and the automatic mode of the defrosting function can be conveniently switched;
the glass door (19) is assembled on the front surface of the shell (1) and fixed by adopting a hinge, so that the glass door is convenient to open and close;
and the handle (18) is arranged on the left side of the front surface of the glass door (19) and is fixedly connected by adopting a screw, so that the glass door (19) can be conveniently opened.
3. A defrosting apparatus for a refrigeration appliance as set forth in claim 1 wherein: the freezer section (4) comprises:
a first temperature sensor (6) which is assembled at the left side of the inside of the freezing area (4) and is fixed in an embedded manner;
and a water outlet (5) arranged at the lower middle side of the freezing zone (4), and the first temperature sensor (6) is arranged at the left side of the water outlet.
4. A defrosting apparatus for a refrigeration appliance as set forth in claim 1 wherein: the upper end of the first three-way valve (12) is connected with the cold and hot general pipe (14), the lower end of the first three-way valve is connected with the cold liquid pipe (9), the left end of the first three-way valve is connected with the radiating pipe (16), the upper end of the second three-way valve (13) is connected with the cold and hot general pipe (14), the lower end of the second three-way valve is connected with the cold liquid pipe (9), and the right end of the second three-way valve is connected with the radiating pipe (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321702811.7U CN220624533U (en) | 2023-07-01 | 2023-07-01 | Defrosting device of refrigeration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321702811.7U CN220624533U (en) | 2023-07-01 | 2023-07-01 | Defrosting device of refrigeration equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220624533U true CN220624533U (en) | 2024-03-19 |
Family
ID=90235616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321702811.7U Active CN220624533U (en) | 2023-07-01 | 2023-07-01 | Defrosting device of refrigeration equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220624533U (en) |
-
2023
- 2023-07-01 CN CN202321702811.7U patent/CN220624533U/en active Active
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