CN214009653U - Refrigerator with a door - Google Patents
Refrigerator with a door Download PDFInfo
- Publication number
- CN214009653U CN214009653U CN202022841614.6U CN202022841614U CN214009653U CN 214009653 U CN214009653 U CN 214009653U CN 202022841614 U CN202022841614 U CN 202022841614U CN 214009653 U CN214009653 U CN 214009653U
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- Prior art keywords
- refrigerator
- defrosting
- condenser
- pipeline
- air door
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- 238000010257 thawing Methods 0.000 claims abstract description 51
- 230000008859 change Effects 0.000 claims abstract description 9
- 239000003507 refrigerant Substances 0.000 abstract description 19
- 238000010438 heat treatment Methods 0.000 abstract description 10
- 230000006872 improvement Effects 0.000 abstract description 7
- 238000004134 energy conservation Methods 0.000 abstract description 5
- 238000011144 upstream manufacturing Methods 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 238000005057 refrigeration Methods 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004781 supercooling Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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Abstract
The utility model provides a refrigerator. The refrigerator includes a compressor, a condenser, a throttle member, and an evaporator. The refrigerator also comprises an air door and a defrosting pipeline, wherein the first end of the defrosting pipeline is connected with the downstream of the condenser, the second end of the defrosting pipeline is connected with the upstream of the throttling component, and the defrosting pipeline flows through the air door and is used for defrosting the air door. Use the technical scheme of the utility model, can utilize the higher refrigerant of condenser exhaust temperature to change the frost to the air door, eliminate the extra consumption that changes the frost and cause by heating wire ohmic heating, be favorable to the energy-conservation of refrigerator. The technical scheme of the utility model in, abundant utilization the cold volume and the heat make full use of refrigerator self, very big improvement refrigerator efficiency.
Description
Technical Field
The utility model relates to a refrigeration plant technical field particularly, relates to a refrigerator.
Background
With the improvement of the development technology level of the refrigerator system, people have higher and higher requirements on the power consumption and the performance coefficient of the refrigerator refrigerating system. In the process that the refrigerator supplies air to the compartment through the air door, the air door can generate a frosting phenomenon, and if the frost is not dissolved in time, the air door can be frozen by a frost layer, so that the air door cannot be normally opened and closed.
The refrigerator on the market generally adopts electric heating wire circular telegram to heat the air door and defrost, can lead to the energy consumption of refrigerator to increase like this, is unfavorable for the energy-conservation of refrigerator.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a refrigerator to solve among the prior art refrigerator and to the air door defrosting the technical problem that can lead to the energy consumption increase of refrigerator that exists.
The embodiment of the utility model provides a refrigerator, which comprises a compressor, a condenser, a throttling component and an evaporator, wherein an exhaust port of the compressor is connected with the condenser through a first pipeline; the refrigerator further includes: a damper; the first end of the defrosting pipeline is connected with the downstream of the condenser, the second end of the defrosting pipeline is connected with the upstream of the throttling component, and the defrosting pipeline flows through the air door and is used for defrosting the air door.
In one embodiment, a valve is arranged on the defrosting pipeline.
In one embodiment, the valve is disposed at a first end of the defrost line.
In one embodiment, the valve is a three-way valve, a first interface of the three-way valve is communicated with the condenser, a second interface of the three-way valve is communicated with the throttling component, and a third interface of the three-way valve is communicated with the first end of the defrosting pipeline.
In one embodiment, the valve is a solenoid valve.
In one embodiment, the defrost line is arranged around or coiled around the damper.
In one embodiment, the throttling element is a capillary tube.
In the above embodiment, when the refrigerator is in operation, the refrigerant discharged from the compressor enters the condenser to release heat, then enters the evaporator to evaporate and absorb heat through the throttling component to refrigerate the refrigerator, and finally enters the air suction port of the compressor. In the process, at least part of refrigerant with higher temperature flowing out of the condenser is guided by the defrosting pipeline to defrost the frosted air door, and then the frosted refrigerant with reduced temperature is introduced into the upstream of the throttling component, so that the part of refrigerant continuously participates in refrigeration. Use the technical scheme of the utility model, can utilize the higher refrigerant of condenser exhaust temperature to change the frost to the air door, eliminate the extra consumption that changes the frost and cause by heating wire ohmic heating, be favorable to the energy-conservation of refrigerator. And this implementation mode, simple structure, the security performance is good, and it is effectual to change the frost. In addition, it should be noted that the refrigerant participating in defrosting in the defrosting pipeline is cooled, which is equivalent to improving the supercooling degree of the refrigerant, thereby facilitating subsequent evaporation and heat absorption and improving and reducing the load of the condenser. Therefore, the utility model discloses an among the technical scheme, abundant utilization the cold volume and the heat make full use of refrigerator self, very big improvement refrigerator efficiency.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic structural view of an embodiment of a refrigerator according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
In order to solve the technical problem among the prior art the technical scheme of the utility model, in order to replace the heat that the heating wire produced to the waste heat of refrigerant changes the frost to air door 50 among the refrigeration cycle, not only reduced the refrigerator because of the electrical heating changes the energy consumption that the frost produced, still made the improvement to refrigeration performance, improved circular economy.
In the technical solution of the present embodiment, fig. 1 shows an embodiment of the refrigerator of the present invention, the refrigerator includes a compressor 10, a condenser 20, a throttling element 30 and an evaporator 40, an exhaust port of the compressor 10 is connected to the condenser 20 through a first pipeline, the condenser 20 is connected to the throttling element 30 through a second pipeline, the throttling element 30 is connected to the evaporator 40 through a third pipeline, and an air suction port of the evaporator 40 and the compressor 10 is connected through a fourth pipeline. The refrigerator further includes a damper 50 and a defrosting pipe s, a first end of the defrosting pipe s is connected to a downstream of the condenser 20, a second end of the defrosting pipe s is connected to an upstream of the throttling part 30, and the defrosting pipe s flows through the damper 50 to defrost the damper 50.
When the refrigerator is operated, the refrigerant discharged from the compressor 10 enters the condenser 20 to release heat, then throttled by the throttling component 30 and enters the evaporator 40 to evaporate and absorb heat, thereby refrigerating the refrigerator, and finally enters the air suction port of the compressor 10. In the process, at least part of the refrigerant with higher temperature flowing out of the condenser 20 is guided by the defrosting pipeline s to defrost the frosted air door 50, and the frosted and cooled refrigerant is introduced into the upstream of the throttling component 30 to be continuously cooled. Use the technical scheme of the utility model, can utilize the higher refrigerant of condenser 20 exhaust temperature to change the frost to the air door, eliminate the extra consumption that changes the frost and cause by heating wire ohmic heating, be favorable to the energy-conservation of refrigerator. And this implementation mode, simple structure, the security performance is good, and it is effectual to change the frost. In addition, it should be noted that the refrigerant taking part in defrosting in the defrosting pipeline s is cooled, which is equivalent to improving the supercooling degree of the refrigerant, thereby facilitating subsequent evaporation and heat absorption and improving and reducing the load of the condenser 20. Therefore, the utility model discloses an among the technical scheme, abundant utilization the cold volume and the heat make full use of refrigerator self, very big improvement refrigerator efficiency.
As an alternative embodiment, a valve s1 is provided on the defrosting pipe s. The operation of the defrosting pipeline s can be controlled through a valve s1, and the defrosting pipeline s is started when defrosting is needed. Preferably, in the solution of the present embodiment, the valve s1 is provided at the first end of the defrosting pipe s, and in the present embodiment, it corresponds to controlling the inlet of the defrosting pipe s.
As shown in fig. 1, as a most preferred embodiment, the valve s1 is a three-way valve, a first port a1 of the three-way valve is communicated with the condenser 20, a second port a2 of the three-way valve is communicated with the throttling component 30, and a third port a3 of the three-way valve is communicated with the first end of the defrosting pipeline s. The three-way valve can adjust the refrigerant to completely flow through the second port a2 or completely flow through the third port a3, and can also adjust the ratio of the refrigerant to flow through the second port a2 and the third port a3 respectively. More preferably, the valve is a solenoid valve, and the solenoid valve may be an on-off valve or a flow regulating valve.
As shown in fig. 1, in the technical solution of the present embodiment, the defrosting pipeline s is disposed on the air door 50 in a surrounding manner, so that the contact area between the defrosting pipeline s and the air door 50 can be increased, and the defrosting effect of the defrosting pipeline s on the air door 50 is ensured. As another alternative, the defrosting pipe s may be coiled on the air door 50, and the coiling manner may be s-shaped coiling or spiral coiling.
As shown in fig. 1, in the technical solution of the present invention, the throttling member 30 is a capillary tube. As another alternative, the throttling element 30 may be an electronic expansion valve.
The utility model also provides a wind door defrosting control method of refrigerator, wind door defrosting control method are used for controlling foretell refrigerator, and wind door defrosting control method includes:
detecting the frosting condition of the air door 50 to obtain control information;
and controlling the defrosting pipeline s to operate or close according to the control information.
Specifically, as an optional implementation manner, the detecting the frosting condition of the air door 50 and obtaining the frosting information includes: the current value of the motor for driving the rotation of the damper 50 is detected, and if the current value is greater than a predetermined value, control information requiring defrosting is issued, and if the current value is less than or equal to the predetermined value, control information not requiring defrosting is issued. Generally, the damper 50 is driven by a motor to rotate, and if the movement is affected by frost formation of the damper 50, which corresponds to an increase in the load of the motor, the current value of the motor is increased. Therefore, whether defrosting is required or not can be obtained by comparing the detected current value with a preset value.
As another alternative embodiment, detecting the frosting condition of the damper 50 to obtain the frosting information includes: and detecting the temperature value of the air door 50, if the temperature value is less than a preset value, sending control information needing defrosting, and if the temperature value is greater than or equal to the preset value, sending control information needing no defrosting. Generally, if the frost is seriously formed on the damper 50, the temperature thereof is lower than that in a normal state, and thus, whether the frost needs to be removed or not can be judged by detecting the temperature value and comparing the temperature value with a predetermined value.
According to the above, utilize the technical scheme of the utility model, only make simple improvement to original refrigeration cycle, utilize condenser exhaust refrigerant to come to change the frost to the air door, eliminated by heating wire ohmic heating change the frost and the extra consumption that causes to simple structure, the security performance is good, and it is effectual to change the frost. Besides the purpose of energy conservation and defrosting, the refrigerating system is beneficial to supercooling at the refrigerating side, and the refrigerant can be further cooled by virtue of the cold energy of the air door, so that the performance coefficient of the refrigerating cycle is improved, and the use cost is saved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A refrigerator comprises a compressor (10), a condenser (20), a throttling component (30) and an evaporator (40), wherein an exhaust port of the compressor (10) is connected with the condenser (20) through a first pipeline, the condenser (20) is connected with the throttling component (30) through a second pipeline, the throttling component (30) is connected with the evaporator (40) through a third pipeline, and the evaporator (40) is connected with an air suction port of the compressor (10) through a fourth pipeline;
characterized in that, the refrigerator still includes:
a damper (50);
the first end of defrosting pipeline(s) with the low reaches of condenser (20) link to each other, the second end of defrosting pipeline(s) with the up-flow of throttling component (30) links to each other, it flows through to change defrosting pipeline(s) air door (50), it is right to be used for air door (50) defrosting.
2. The refrigerator according to claim 1, wherein a valve (s1) is provided on the defrosting pipe(s).
3. The refrigerator of claim 2, wherein the valve (s1) is disposed at a first end of the defrosting pipe(s).
4. The refrigerator according to claim 3, characterized in that the valve (s1) is a three-way valve, a first port (a1) of which communicates with the condenser (20), a second port (a2) of which communicates with the throttling element (30), and a third port (a3) of which communicates with the first end of the defrost line(s).
5. The refrigerator according to any one of claims 2 to 4, wherein the valve is a solenoid valve.
6. The refrigerator according to claim 1, wherein the defrosting pipe(s) is provided in a loop or a coil on the damper (50).
7. The refrigerator according to claim 1, wherein the throttling member (30) is a capillary tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022841614.6U CN214009653U (en) | 2020-11-30 | 2020-11-30 | Refrigerator with a door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022841614.6U CN214009653U (en) | 2020-11-30 | 2020-11-30 | Refrigerator with a door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214009653U true CN214009653U (en) | 2021-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022841614.6U Active CN214009653U (en) | 2020-11-30 | 2020-11-30 | Refrigerator with a door |
Country Status (1)
| Country | Link |
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| CN (1) | CN214009653U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112393495A (en) * | 2020-11-30 | 2021-02-23 | 珠海格力电器股份有限公司 | Refrigerator and air door defrosting control method thereof |
-
2020
- 2020-11-30 CN CN202022841614.6U patent/CN214009653U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112393495A (en) * | 2020-11-30 | 2021-02-23 | 珠海格力电器股份有限公司 | Refrigerator and air door defrosting control method thereof |
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