CN107270569A - Refrigerating system and water dispenser comprising same - Google Patents
Refrigerating system and water dispenser comprising same Download PDFInfo
- Publication number
- CN107270569A CN107270569A CN201710455619.5A CN201710455619A CN107270569A CN 107270569 A CN107270569 A CN 107270569A CN 201710455619 A CN201710455619 A CN 201710455619A CN 107270569 A CN107270569 A CN 107270569A
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- China
- Prior art keywords
- branch road
- control device
- port
- heat exchange
- triple valve
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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 238000005057 refrigeration Methods 0.000 claims description 34
- 239000002826 coolant Substances 0.000 claims description 17
- 239000003507 refrigerant Substances 0.000 abstract description 13
- 238000007710 freezing Methods 0.000 description 4
- 230000008014 freezing Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a refrigerating system and a water dispenser comprising the same. The refrigerating system comprises a compressor, a first refrigerant passage, a second refrigerant passage and a condenser which are sequentially connected to form a refrigerant loop, wherein the first refrigerant passage comprises a first heat exchange branch and a first branch which are arranged in parallel, the refrigerating system further comprises a first control device, the first control device is used for controlling the first heat exchange branch to be communicated with the first branch, the second refrigerant passage comprises a second heat exchange branch and a second branch which are arranged in parallel, the second control device is further used for controlling the second heat exchange branch to be communicated with the second branch in a selective mode. The first evaporator and the second evaporator are respectively connected in parallel with the first branch and the second branch, and the first evaporator and the second evaporator can simultaneously work or independently work through the control device, so that the phenomenon of icing and even ice blockage caused by the fact that the temperature of water in the cold tank or the temperature of the cold storage box is too low is avoided.
Description
Technical field
The present invention relates to refrigeration technology field, particularly a kind of refrigeration system and the water dispenser including it.
Background technology
The water dispenser of refrigerating box is carried at present, ice is easily occurred and is blocked up the phenomenon that cold water stream can't get out, its main cause is cold
Tank shares a compressor cooling with refrigerating box, and compressor operating state is by detecting the temperature controller control in cold tank and refrigerating box
System, but the temperature controller Access Control circuit in parallel in cold tank and refrigerating box, and the heat exchanger and compressor of cold tank and refrigerating box
It is connected in series, can be just stopped so this design needs two temperature controllers to reach temperature spot compressor simultaneously, if only wherein
One temperature controller reaches temperature spot, then compressor also may proceed to work, cause accurately control temperature, it may appear that cold can ice is blocked up
Or the phenomenon that refrigerating box freezes.For example：When the temperature of refrigerating box reaches the temperature of setting, compressor works always, refrigerating box
Temperature continue to reduce, cause the wasting of resources, while the water freezing in refrigerant can be led, ice occur and block up phenomenon, or even occur
Booster phenomenon.
The content of the invention
In view of this, the present invention provides a kind of refrigeration for the heat exchanger working condition that can be controlled respectively in refrigerant tank and refrigerating box
System and the water dispenser including it.
First aspect there is provided a kind of refrigeration system, including be in turn connected to form the compressor of coolant loop, the first refrigerant lead to
Road, the second coolant path and condenser,
First coolant path includes the first heat exchange branch road being arranged in parallel and tie point, the first heat exchange branch road
On be provided with the first evaporator, in addition to first control device, the first control device is used to control the first heat exchange branch
Road and the tie point select a conducting,
Second coolant path includes the second heat exchange branch road being arranged in parallel and the second branch road, the second heat exchange branch road
On be provided with the second evaporator, in addition to second control device, the second control device is used to control the second heat exchange branch
Road and second branch road select a conducting.
Preferably, the first control device is configured to, when the first control device is powered, the first heat exchange branch
Road is opened, and the tie point is closed, when the first control device is powered off, and the tie point is opened, and described first changes
Hot branch road is closed；And/or,
The second control device is configured to, when the second control device is powered, and the second heat exchange branch road is opened,
Second branch road is closed, when the second control device is powered off, and second branch road is opened, and the second heat exchange branch road is closed.
Preferably, compressor work when at least one in the first control device and second control device is powered
Make.
Preferably, the first control device is the first triple valve, the first port of first triple valve and the pressure
The outlet of contracting machine is connected, and the second port of first triple valve is connected with the entrance of the described first heat exchange branch road, and described first
3rd port of triple valve is connected with the entrance of the tie point, and/or,
The second control device is the second triple valve, and the first port of second triple valve is led to first refrigerant
The outlet on road is connected, and the second port of second threeway is connected with the entrance of the described second heat exchange branch road, second threeway
3rd port of valve is connected with the entrance of second branch road.
Preferably, first triple valve and/or the second triple valve are magnetic valve.
Preferably, when first triple valve is powered, the first port of first triple valve is connected with second port, institute
When stating the power-off of the first triple valve, the first port of first triple valve is connected with the 3rd port, and/or,
When second triple valve is powered, the first port of second triple valve is connected with second port, and described second
When triple valve is powered off, the first port of second triple valve is connected with the 3rd port.
Preferably, in addition to the first temperature controller and/or the second temperature controller, first temperature controller is filled with the described first control
Put series connection and form first control circuit, second temperature controller connects to form second control circuit with the second control device.
Preferably, in addition to the first temperature controller and the second temperature controller, the first control circuit and the second control electricity
It is serially arranged in after road is in parallel with the compressor in the power supply circuit of the refrigeration system.
There is provided a kind of water dispenser, including cold tank, refrigerating box and above-mentioned refrigeration system, first evaporator for second aspect
For freezing to the water in the cold tank, second evaporator is used to freeze to the refrigerating box.
There is provided a kind of water dispenser, including cold tank, refrigerating box and above-mentioned refrigeration system, first evaporator for the third aspect
For freezing to the water in the cold tank, second evaporator is used to freeze to the refrigerating box,
First temperature controller is used to detect the water temperature in the cold tank, and is closed when water temperature is higher than first threshold；With/
Or,
Second temperature controller is used for the temperature for detecting the refrigerating box, and is higher than the second threshold in the temperature of the refrigerating box
Closed during value.
The refrigeration system that the present invention is provided, the difference tie point and second in parallel at the first evaporator and the second evaporator
Branch road, and by control device make the first evaporator and the second evaporator both can while work, again can be in both it is any
One work independently, it is to avoid the too low even stifled phenomenon of ice that freezes caused of water or refrigerated case temperature in cold tank occurs.
Brief description of the drawings
By description referring to the drawings to the embodiment of the present invention, above-mentioned and other purpose of the invention, feature and
Advantage will be apparent from, in the accompanying drawings：
Fig. 1 shows inventive refrigeration system structured flowchart；
Fig. 2 shows that refrigeration system controls circuit diagram.
Embodiment
Below based on embodiment, present invention is described, but the present invention is not restricted to these embodiments.Ability
Domain it is to be appreciated by one skilled in the art that provided herein accompanying drawing be provided to explanation purpose, and accompanying drawing be not necessarily by than
What example was drawn.
Unless the context clearly requires otherwise, otherwise entire disclosure is similar with the " comprising " in claims, "comprising" etc.
Word should be construed to the implication included rather than exclusive or exhaustive implication；That is, being containing for " including but is not limited to "
Justice.
In the description of the invention, it is to be understood that term " first ", " second " etc. be only used for describe purpose, without
It is understood that to indicate or imply relative importance.In addition, in the description of the invention, unless otherwise indicated, the implication of " multiple "
It is two or more.
The refrigeration system that the present invention is provided can be used in the water dispenser with refrigerating function, and water dispenser includes cold tank and refrigeration
Case, refrigeration system includes First Heat Exchanger and the second heat exchanger, is respectively used to freeze to the water in cold tank and refrigerating box, further
Ground, the refrigeration system that the present invention is provided can make First Heat Exchanger and the second heat exchanger work simultaneously by the setting of triple valve,
Or, any one in both works independently.
Specifically, as shown in Figure 1, 2, the refrigeration system that the present invention is provided includes being in turn connected to form the compression of coolant loop
Machine 100, the first coolant path 200, the second coolant path 300 and condenser 400.First coolant path 200 includes parallel connection
The first heat exchange branch road 210 and tie point 220 and first control device, the is provided with the first heat exchange branch road 210
One heat exchanger, the First Heat Exchanger freezes to the water in cold tank.The first control device is used to control first heat exchange
The switch of branch road 210 and/or tie point 220, preferably described first control device makes the first heat exchange branch road 210 and the
An opening in one branch road 220, another closing.Second coolant path 300 includes the second heat exchange branch road 310 in parallel
With the second branch road 320 and second control device, it is described second heat exchange branch road 310 on be provided with the second heat exchanger, described second
Heat exchanger freezes to refrigerating box.The second control device is used to control the second heat exchange branch road of branch road 310 and/or second
An opening in 320 switch, the preferably described second heat exchange branch road 320 of branch road 310 and second, another closing.
The first control device is preferably the first triple valve 230, the first port of first triple valve 230 with it is described
The outlet of compressor 100 is connected；The second port of first triple valve 230 and the entrance phase of the described first heat exchange branch road 210
Even；3rd port of first triple valve 230 is connected with the entrance of the tie point 220, and the tie point 220 goes out
Mouth is connected on the pipeline between the outlet of the first heat exchange branch road 210 and the entrance of second coolant path 300.It is described
First triple valve 230 can control the first heat exchange branch road 210 and/or the tie point by different mode of communicating
220 switch.
The second control device is preferably the second triple valve 330, the first port of second triple valve 330 with it is described
The outlet of first coolant path 200 is connected；The second port of second triple valve 330 and the described second heat exchange branch road 310
Entrance is connected；The 3rd port connection of second triple valve 330 is connected with the entrance of second branch road 320.Described second
Triple valve 330 can pass through different the mode of communicating control second heat exchange branch road 310 and/or second branch road 320
Switch.Preferably, first triple valve 230 and second triple valve 330 are magnetic valve.
Or, in other embodiments, the first control device and second control device can also be by multiple two-port valves
Composition, for example, the first control device can include a two-port valve and one being arranged on the first heat exchange branch road 210
The individual two-port valve being located in the tie point 220, by the open and-shut mode of two two-port valves, controls the first heat exchange branch road
210 and/or the switch of the tie point 220, it is specific as follows：The two-port valve being arranged on the first heat exchange branch road 210 is set
For the conducting power-off cut-off that is powered, the two-port valve being arranged in tie point 220 is set to the cut-off power-off conducting that is powered, when described
During first control device energization (i.e. two two-port valves are powered), the two-port valve on the described first heat exchange branch road 210 is opened,
Two-port valve in the tie point 220 is closed, when the first control device powers off (i.e. two two-port valves are powered off)
When, the two-port valve on the described first heat exchange branch road 210 is closed, and the two-port valve in the tie point 220 is opened.Enter
One step, as long as the first control device can control the first heat exchange branch road 210 and/or the tie point 220
Switch.The second control device is identical with the first control device structure, is not detailed herein.
Also include the first temperature controller 510 and the second temperature controller 520, first temperature controller 510 and first triple valve
230 electrical connections, first temperature controller 510 is used for the temperature for detecting water in the cold tank, and controls described first according to water temperature
The connected state of triple valve 230；Second temperature controller 520 is electrically connected with second triple valve 330, second temperature controller
520 temperature for detecting the refrigerating box, and according to the connected state of water temperature control second triple valve 330.
Further, as shown in Fig. 2 first temperature controller 510 is connected with first triple valve 230, formation first is controlled
Circuit processed, second temperature controller 520 connects to form second control circuit with second triple valve 330, first control
It is connected on again with the compressor 100 in the power supply circuit of refrigeration system after circuit and the second control circuit are in parallel, in institute
State and the break-make that switch 600 is used to control power supply circuit is additionally provided with the power supply circuit of refrigeration system.
The course of work for the refrigeration system that the present invention is provided includes：
First temperature controller 510 controls its on off operating mode according to the water temperature in the cold tank, the water in the cold tank
When temperature is higher than first threshold, first temperature controller 510 is closed, when water temperature is less than first threshold, first temperature controller 510
Disconnect.Similarly, second temperature controller 520 is according to the temperature controller on off operating mode of the refrigerating box, when the refrigerating box
When temperature is higher than Second Threshold, second temperature controller 520 is closed, when the temperature of the refrigerating box is less than the Second Threshold
When, second temperature controller 520 disconnects.
Including three kinds of different working conditions during the refrigeration system work, it is respectively：
First working condition：
When first temperature controller 510 and second temperature controller 520 are closed at, the switch 600 is closed, described
First triple valve 230 and second triple valve 330 are powered simultaneously, the company of the triple valve 330 of the first triple valve 230 and second
Logical state is that first port is connected with second port, and the compressor 100 works.The refrigerant that the compressor 100 flows out is first
After flow through it is described first heat exchange branch road 210, second heat exchange branch road 310 and condenser 400 after flow back to the compressor 100, it is described
First heat exchange branch road 210 and the second heat exchange branch road 310 freeze simultaneously.
Second working condition：
When the water temperature in the cold tank reaches the first threshold, and the temperature of the refrigerating box is higher than Second Threshold, institute
State the first temperature controller 510 to disconnect, first triple valve 230 is powered off, first port and the 3rd end of first triple valve 230
Mouth connection.Second temperature controller 520 is closed, and second triple valve 330 is powered, the first end of second triple valve 330
Mouth is connected with second port.The refrigerant that the compressor 100 flows out, which is flowed through, enters the described second heat exchange after the tie point 220
Branch road 310, then passes through and the compressor 100 is flowed back to after the condenser 400.The first heat exchange branch road 210 does not work,
No longer the water in the cold tank is cooled, the second heat exchange branch road 310 works, and continues to cool to the refrigerating box.
3rd working condition：
When the water temperature in the cold tank is higher than the first threshold, the temperature of the refrigerating box reaches the Second Threshold
When, first temperature controller 510 is closed, and first triple valve 230 is powered, the first port of first triple valve 230 and
Second port is connected.Second temperature controller 520 is disconnected, and second triple valve 330 is powered off, second triple valve 330
First port is connected with the 3rd port.The refrigerant that the compressor 100 flows out flows through the first heat exchange branch road 210, Ran Houjing
Cross second branch road 320 and flow into the condenser 400, then flow back to the compressor 100.The first heat exchange work of branch road 210
The water cooling opposed in the cold tank, the second heat exchange branch road 310 does not work.
When water temperature reaches the first threshold in the cold tank, when the temperature of the refrigerating box reaches the Second Threshold,
First temperature controller 510 and second temperature controller 520 are simultaneously switched off, and the power supply circuit of compressor disconnects, the refrigeration system
System does not work.
The present invention also provides a kind of water dispenser, including cold tank and refrigerating box and above-mentioned refrigeration system, first temperature control
Device 510 and first evaporator are preferably provided in the cold tank, and first temperature controller 510 is used to detect in the cold tank
Water temperature, the first evaporator be used in the cold tank water freeze.Second temperature controller 520 and second evaporator are excellent
Choosing is arranged in the refrigerating box, and second temperature controller 520 is used for the temperature for detecting the refrigerating box, second evaporator
For freezing to the refrigerating box.
The First Heat Exchanger for the refrigeration system that the present invention is provided and the second heat exchanger respectively pass through one group of threeway being serially connected
Valve and temperature controller control the flow direction of refrigerant, First Heat Exchanger and the second heat exchanger is determined the need for according to water temperature
Work a so that compressor is that can realize the control to two heat exchangers, improves the operating efficiency of compressor, meanwhile,
It also avoid that cold tank or the too low ice caused of refrigerating box temperature is stifled or generation of icing phenomenon.
Those skilled in the art is it is easily understood that on the premise of not conflicting, above-mentioned each preferred scheme can be free
Ground combination, superposition.
It should be appreciated that above-mentioned embodiment is only illustrative, and not restrictive, without departing from the basic of the present invention
In the case of principle, various obvious or equivalent modification or replace that those skilled in the art can make for above-mentioned details
Change, be all included in scope of the presently claimed invention.
Claims (10)
1. a kind of refrigeration system, it is characterised in that including be in turn connected to form the compressor of coolant loop, the first coolant path,
Second coolant path and condenser,
First coolant path includes setting on the first heat exchange branch road being arranged in parallel and tie point, the first heat exchange branch road
Be equipped with the first evaporator, in addition to first control device, the first control device be used to controlling the first heat exchange branch road and
The tie point selects a conducting,
Second coolant path includes setting on the second heat exchange branch road being arranged in parallel and the second branch road, the second heat exchange branch road
Be equipped with the second evaporator, in addition to second control device, the second control device be used to controlling the second heat exchange branch road and
Second branch road selects a conducting.
2. refrigeration system according to claim 1, it is characterised in that the first control device is configured to, when described
When one control device is powered, the first heat exchange branch road is opened, and the tie point is closed, when first control device power-off
When, the tie point is opened, and the first heat exchange branch road is closed；And/or,
The second control device is configured to, when the second control device is powered, and the second heat exchange branch road is opened, described
Second branch road is closed, when the second control device is powered off, and second branch road is opened, and the second heat exchange branch road is closed.
3. refrigeration system according to claim 2, it is characterised in that in the first control device and second control device
At least one energization when the compressor operating.
4. refrigeration system according to claim 1 or 2, it is characterised in that the first control device is the first triple valve,
The first port of first triple valve is connected with the outlet of the compressor, the second port of first triple valve with it is described
The entrance of first heat exchange branch road is connected, and the 3rd port of first triple valve is connected with the entrance of the tie point, and/
Or,
The second control device is the second triple valve, the first port of second triple valve and first coolant path
Outlet is connected, and the second port of second threeway is connected with the entrance of the described second heat exchange branch road, second triple valve
3rd port is connected with the entrance of second branch road.
5. refrigeration system according to claim 4, it is characterised in that first triple valve and/or the second triple valve are
Magnetic valve.
6. refrigeration system according to claim 4, it is characterised in that when first triple valve is powered, the described 1st
The first port of port valve is connected with second port, during first triple valve power-off, the first port of first triple valve and
3rd port is connected, and/or,
When second triple valve is powered, the first port of second triple valve is connected with second port, second threeway
When valve is powered off, the first port of second triple valve is connected with the 3rd port.
7. refrigeration system according to claim 2, it is characterised in that also including the first temperature controller and/or the second temperature controller,
First temperature controller connects to form first control circuit with the first control device, second temperature controller and described second
Control device connects to form second control circuit.
8. refrigeration system according to claim 7, it is characterised in that also including the first temperature controller and the second temperature controller, institute
After stating first control circuit and the second control circuit parallel connection refrigeration system is serially arranged in the compressor
In power supply circuit.
9. a kind of water dispenser, it is characterised in that including the refrigeration system any one of cold tank, refrigerating box and claim 1-8
System, first evaporator is used to freeze to the water in the cold tank, and second evaporator is used to freeze to the refrigerating box.
10. a kind of water dispenser, it is characterised in that described including the refrigeration system described in cold tank, refrigerating box and claim 7 or 8
First evaporator is used to freeze to the water in the cold tank, and second evaporator is used to freeze to the refrigerating box,
First temperature controller is used to detect the water temperature in the cold tank, and is closed when water temperature is higher than first threshold；And/or,
Second temperature controller is used for the temperature for detecting the refrigerating box, and when the temperature of the refrigerating box is higher than Second Threshold
Closure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710455619.5A CN107270569A (en) | 2017-06-16 | 2017-06-16 | Refrigerating system and water dispenser comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710455619.5A CN107270569A (en) | 2017-06-16 | 2017-06-16 | Refrigerating system and water dispenser comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107270569A true CN107270569A (en) | 2017-10-20 |
Family
ID=60066343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710455619.5A Pending CN107270569A (en) | 2017-06-16 | 2017-06-16 | Refrigerating system and water dispenser comprising same |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111895678A (en) * | 2019-05-06 | 2020-11-06 | 佛山市顺德区美的饮水机制造有限公司 | Water dispenser and refrigerating device thereof |
| WO2020244584A1 (en) * | 2019-06-06 | 2020-12-10 | 付军 | Instant cooling system for drinking water and partitioned refrigerating system |
| CN112153878A (en) * | 2020-10-22 | 2020-12-29 | 苏州浪潮智能科技有限公司 | A piping device for switching liquid cooling pipes in series and parallel, a heat dissipation system, and a switching method |
| CN114076501A (en) * | 2020-08-21 | 2022-02-22 | 佛山市顺德区美的饮水机制造有限公司 | Refrigerating device and water dispenser with same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111895678A (en) * | 2019-05-06 | 2020-11-06 | 佛山市顺德区美的饮水机制造有限公司 | Water dispenser and refrigerating device thereof |
| CN111895678B (en) * | 2019-05-06 | 2024-05-07 | 佛山市顺德区美的饮水机制造有限公司 | Water dispenser and refrigerating device thereof |
| WO2020244584A1 (en) * | 2019-06-06 | 2020-12-10 | 付军 | Instant cooling system for drinking water and partitioned refrigerating system |
| CN114076501A (en) * | 2020-08-21 | 2022-02-22 | 佛山市顺德区美的饮水机制造有限公司 | Refrigerating device and water dispenser with same |
| CN114076501B (en) * | 2020-08-21 | 2024-03-29 | 佛山市顺德区美的饮水机制造有限公司 | Refrigerating device and water dispenser with same |
| CN112153878A (en) * | 2020-10-22 | 2020-12-29 | 苏州浪潮智能科技有限公司 | A piping device for switching liquid cooling pipes in series and parallel, a heat dissipation system, and a switching method |
| CN112153878B (en) * | 2020-10-22 | 2022-06-21 | 苏州浪潮智能科技有限公司 | Pipeline device for switching liquid cooling pipes in series-parallel connection, heat dissipation system and switching method |
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Application publication date: 20171020 |