CN215597810U - Vehicle-mounted refrigerator refrigerating device and system - Google Patents
Vehicle-mounted refrigerator refrigerating device and system Download PDFInfo
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- CN215597810U CN215597810U CN202121569530.XU CN202121569530U CN215597810U CN 215597810 U CN215597810 U CN 215597810U CN 202121569530 U CN202121569530 U CN 202121569530U CN 215597810 U CN215597810 U CN 215597810U
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- vehicle
- sensing head
- temperature sensing
- evaporator
- condenser
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- 239000007788 liquid Substances 0.000 claims abstract description 14
- 238000001816 cooling Methods 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 238000005057 refrigeration Methods 0.000 abstract description 17
- 238000001704 evaporation Methods 0.000 abstract description 15
- 230000008020 evaporation Effects 0.000 abstract description 15
- 229910052782 aluminium Inorganic materials 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 239000003507 refrigerant Substances 0.000 description 6
- 238000005187 foaming Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000009897 systematic effect Effects 0.000 description 3
- 241000190070 Sarracenia purpurea Species 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
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- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model relates to the technical field of vehicle-mounted refrigeration, in particular to a refrigerating device and a refrigerating system of a vehicle-mounted refrigerator; the condenser is connected with the compressor pipeline, the evaporator is connected with the condenser pipeline, the liquid storage device is respectively connected with the evaporator and the compressor pipeline, the electronic expansion valve is arranged between the evaporator and the condenser, the first temperature sensing head is arranged on the outer side of the vehicle-mounted refrigerator, the second temperature sensing head is arranged at the outlet of the evaporator, the first temperature sensing head and the second temperature sensing head are both electrically connected with the electronic expansion valve, the temperature is monitored through the first temperature sensing head and the second temperature sensing head, the opening and closing degree of the electronic expansion valve is controlled to adjust the flow rate and the pressure ratio, when the temperature rises and the superheat degree increases, the flow rate is increased, the evaporation pressure is increased, the evaporation temperature is increased, the exhaust pressure is reduced, and the compressor motor load is reduced to meet the higher refrigerating capacity in a high-temperature state.
Description
Technical Field
The utility model relates to the technical field of vehicle-mounted refrigeration, in particular to a refrigerating device and a refrigerating system of a vehicle-mounted refrigerator.
Background
The vehicle-mounted refrigerator is a refrigerated cabinet which can be carried on an automobile, and the vehicle-mounted refrigerator is a new generation of refrigeration and cold storage appliance popular in the international market in recent years.
The throttling and flow control of the existing vehicle-mounted refrigerator are realized by throttling and depressurizing by utilizing a capillary tube assembly, only the control of constant flow can be met, and the evaporation temperature under different environmental temperatures cannot be automatically adjusted.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a refrigerating device and a refrigerating system of a vehicle-mounted refrigerator, and aims to solve the technical problems that in the prior art, throttling and flow control of the vehicle-mounted refrigerator are realized by throttling and depressurizing by using a capillary component, only constant flow control can be met, and evaporation temperatures at different environmental temperatures cannot be adjusted independently.
In order to achieve the above object, the present invention provides a refrigeration device for a vehicle-mounted refrigerator, comprising a compressor, a condenser, an electronic expansion valve, an evaporator, a reservoir, a first temperature sensing head and a second temperature sensing head, wherein the condenser is connected with the compressor through a pipeline, and is positioned at one side of the compressor, the evaporator is connected with the condenser pipeline and is positioned at one side of the condenser, the liquid storage device is respectively connected with the evaporator and the compressor pipeline, and is positioned between the evaporator and the compressor, the electronic expansion valve is arranged between the evaporator and the condenser, the first temperature sensing head is arranged on the outer side of the vehicle-mounted refrigerator, the second temperature sensing head is arranged at the outlet of the evaporator, and the first temperature sensing head and the second temperature sensing head are both electrically connected with the electronic expansion valve.
The temperature is monitored by the first temperature sensing head and the second temperature sensing head, so that the opening and closing degree of the electronic expansion valve is controlled to adjust the flow rate and pressure ratio, when the temperature rises and the superheat degree increases, the flow rate is improved, the evaporation pressure is increased, the evaporation temperature is improved, the exhaust pressure is reduced, the motor load of the compressor is reduced, and the like, and a series of flow rate changing systematic adjustment is carried out to meet the higher refrigerating capacity in a high-temperature state.
The refrigerating device of the vehicle-mounted refrigerator further comprises a dry filter, and the dry filter is arranged between the condenser and the electronic expansion valve.
The impurities in the refrigerant are filtered by a dry filter.
The vehicle-mounted refrigerator refrigerating device further comprises a condensing fan, wherein the condensing fan is fixedly connected with the condenser and is positioned at the heat dissipation end of the condenser.
The condenser fan assists the condenser in dissipating heat.
The utility model also provides a vehicle-mounted refrigerator refrigerating system which comprises the vehicle-mounted refrigerator refrigerating device and an electronic control regulator, wherein the electronic control regulator is respectively and electrically connected with the first temperature sensing head, the second temperature sensing head and the electronic expansion valve.
The opening and closing degree of the electronic expansion valve is controlled through the electronic control regulator, so that the flow rate and pressure ratio are regulated.
The refrigerating system of the refrigerator also comprises a refrigerating cup stand, wherein the refrigerating cup stand is connected with the evaporator through a pipeline and is arranged in the refrigerating refrigerator.
And a water cup or a water bottle is placed in the refrigeration cup stand, so that the refrigeration speed is increased.
The utility model relates to a vehicle-mounted refrigerator refrigerating device and a system, wherein a compressor converts low-pressure gas into high-pressure gas, and sent to the condenser, the condenser converts the gas into a liquid refrigerant and sends the liquid refrigerant to the evaporator, the liquid in the evaporator absorbs heat to form gas and returns to the compressor, thereby completing the refrigeration cycle, detecting the external environment temperature of the vehicle-mounted refrigerator through the first temperature sensing head, detecting the outlet temperature of the evaporator through the temperature monitored by the second temperature sensing head, thereby controlling the opening and closing degree of the electronic expansion valve to adjust the flow rate and pressure ratio, when the temperature rises and the superheat degree increases, and the flow is increased, the evaporation pressure is increased, the evaporation temperature is increased, the exhaust pressure is reduced, the motor load of the compressor is reduced, and the like, so that the higher refrigerating capacity in a high-temperature state is met through a series of flow-variable systematic adjustment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a refrigeration system of a vehicle-mounted refrigerator provided by the utility model.
Fig. 2 is a cross-sectional view of a refrigerated cup holder provided by the present invention.
1-compressor, 2-condenser, 3-electronic expansion valve, 4-evaporator, 5-liquid storage device, 6-first temperature sensing head, 7-second temperature sensing head, 8-drying filter, 9-condensing fan, 10-electronic control regulator, 11-refrigeration cup stand, 111-fixing plate, 112-aluminum cup stand, 113-annular evaporation tube and 114-foaming heat-insulating layer.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1, the present invention provides a refrigeration device for a vehicle-mounted refrigerator, the refrigeration device for a vehicle-mounted refrigerator comprises a compressor 1, a condenser 2, an electronic expansion valve 3, an evaporator 4, a liquid storage device 5, a first temperature sensing head 6 and a second temperature sensing head 7, the condenser 2 is connected to the compressor 1 through a pipeline, and is positioned at one side of the compressor 1, the evaporator 4 is connected with the condenser 2 through a pipeline, and is positioned at one side of the condenser 2, the liquid storage device 5 is respectively connected with the evaporator 4 and the compressor 1 through pipelines, and is positioned between the evaporator 4 and the compressor 1, the electronic expansion valve 3 is disposed between the evaporator 4 and the condenser 2, the first temperature sensing head 6 is arranged at the outer side of the vehicle-mounted refrigerator, the second temperature sensing head 7 is arranged at the outlet of the evaporator 4, the first temperature sensing head 6 and the second temperature sensing head 7 are both electrically connected with the electronic expansion valve 3.
In the present embodiment, the compressor 1 converts low-pressure gas into high-pressure gas, and sends the high-pressure gas to the condenser 2, the condenser 2 converts the gas into liquid refrigerant and sends the liquid refrigerant to the evaporator 4, the liquid in the evaporator 4 absorbs heat to form gas, and returns to the compressor 1, thereby completing the refrigeration cycle, detecting the external environment temperature of the vehicle-mounted refrigerator through the first temperature sensing head 6, detecting the outlet temperature of the evaporator 4 through the temperature monitoring of the second temperature sensing head 7, thereby controlling the opening and closing degree of the electronic expansion valve 3 to adjust the flow rate and pressure ratio, when the temperature rises and the superheat degree increases, and a series of flow-variable systematic adjustments such as increasing the flow rate, increasing the evaporation pressure, increasing the evaporation temperature, reducing the exhaust pressure, and reducing the motor load of the compressor 1 are performed to meet the requirement of higher refrigerating capacity in a high-temperature state.
Further, the refrigerating device of the vehicle-mounted refrigerator further comprises a dry filter 8, and the dry filter 8 is arranged between the condenser 2 and the electronic expansion valve 3; the refrigerating device of the vehicle-mounted refrigerator further comprises a condensing fan 9, wherein the condensing fan 9 is fixedly connected with the condenser 2 and is positioned at the heat dissipation end of the condenser 2.
In the present embodiment, impurities in the refrigerant are filtered by the dry filter 8; the condensing fan 9 assists the condenser 2 in dissipating heat, and the service life of the equipment is prolonged.
Referring to fig. 2, the present invention further provides a vehicle-mounted refrigerator refrigeration system, including the vehicle-mounted refrigerator refrigeration apparatus, further including an electronic control regulator 10, where the electronic control regulator 10 is electrically connected to the first temperature sensing head 6, the second temperature sensing head 7, and the electronic expansion valve 3, respectively; the refrigerating system of the refrigerator also comprises a refrigerating cup stand 11, wherein the refrigerating cup stand 11 is connected with the evaporator 4 through a pipeline and is arranged in the refrigerating refrigerator.
In the present embodiment, the opening degree of the electronic expansion valve 3 is controlled by the electronic control regulator 10, thereby adjusting the flow rate-to-pressure ratio; a water cup or a water bottle is placed in the refrigeration cup stand 11, so that the refrigeration speed is improved.
Further, the refrigeration cup holder 11 includes a fixing plate 111, an aluminum cup holder 112 and an annular evaporation tube 113, the fixing plate 111 is fixedly connected with the vehicle-mounted refrigerator and is located inside the vehicle-mounted refrigerator, the aluminum cup holder 112 is fixedly connected with the fixing plate 111 and is located inside the fixing plate 111, and the annular evaporation tube 113 is communicated with the evaporator 4 and is wound on the outer side wall of the aluminum cup holder 112.
In the present embodiment, the contact area with the aluminum cup holder 112 is increased by the annular evaporation tube 113, and the aluminum cup holder 112 is cooled by the principle of heat absorption by liquid evaporation, thereby cooling an object placed in the aluminum cup holder 112.
Further, the refrigerating cup holder 11 further includes a foaming insulation layer 114, and the foaming insulation layer 114 is fixedly connected to the fixing plate 111 and is located above the fixing plate 111.
In the present embodiment, the foamed insulation layer 114 reduces temperature exchange between the in-vehicle refrigerator and the outside, thereby maintaining a low temperature environment inside the in-vehicle refrigerator.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.
Claims (5)
1. A refrigerating device of a vehicle-mounted refrigerator is characterized in that,
the vehicle-mounted refrigerator refrigerating device comprises a compressor, a condenser, an electronic expansion valve, an evaporator, a liquid storage device, a first temperature sensing head and a second temperature sensing head, wherein the condenser is connected with a pipeline of the compressor and is positioned on one side of the compressor, the evaporator is connected with a pipeline of the condenser and is positioned on one side of the condenser, the liquid storage device is respectively connected with the evaporator and the pipeline of the compressor and is positioned between the evaporator and the compressor, the electronic expansion valve is arranged between the evaporator and the condenser, the first temperature sensing head is arranged on the outer side of the vehicle-mounted refrigerator, the second temperature sensing head is arranged at an outlet of the evaporator, and the first temperature sensing head and the second temperature sensing head are electrically connected with the electronic expansion valve.
2. The refrigerating apparatus of claim 1, wherein,
the refrigerating device of the vehicle-mounted refrigerator further comprises a dry filter, and the dry filter is arranged between the condenser and the electronic expansion valve.
3. The refrigerating apparatus of claim 2, wherein,
the vehicle-mounted refrigerator refrigerating device further comprises a condensing fan, wherein the condensing fan is fixedly connected with the condenser and is positioned at the heat dissipation end of the condenser.
4. An in-vehicle refrigerator cooling system comprising the in-vehicle refrigerator cooling device according to claim 3,
the vehicle-mounted refrigerator refrigerating system further comprises an electronic control regulator, and the electronic control regulator is electrically connected with the first temperature sensing head, the second temperature sensing head and the electronic expansion valve respectively.
5. The vehicular refrigerator refrigerating system according to claim 4, wherein,
the refrigerating system of the refrigerator also comprises a refrigerating cup stand, wherein the refrigerating cup stand is connected with the evaporator through a pipeline and is arranged in the refrigerating refrigerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121569530.XU CN215597810U (en) | 2021-07-09 | 2021-07-09 | Vehicle-mounted refrigerator refrigerating device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121569530.XU CN215597810U (en) | 2021-07-09 | 2021-07-09 | Vehicle-mounted refrigerator refrigerating device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215597810U true CN215597810U (en) | 2022-01-21 |
Family
ID=79877988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121569530.XU Active CN215597810U (en) | 2021-07-09 | 2021-07-09 | Vehicle-mounted refrigerator refrigerating device and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215597810U (en) |
-
2021
- 2021-07-09 CN CN202121569530.XU patent/CN215597810U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 23 Jiankang Road, Torch Development Zone, Zhongshan City, Guangdong Province, 528400 Patentee after: Indre Industries (Guangdong) Co.,Ltd. Country or region after: China Address before: No.23, Jiankang Road, National Health Science and technology industrial base, Zhongshan City, Guangdong Province, 528400 Patentee before: GUANGDONG INDEL B ENTERPRISE Co.,Ltd. Country or region before: China |