CN208419268U - Heat pump unit - Google Patents
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- CN208419268U CN208419268U CN201820690909.8U CN201820690909U CN208419268U CN 208419268 U CN208419268 U CN 208419268U CN 201820690909 U CN201820690909 U CN 201820690909U CN 208419268 U CN208419268 U CN 208419268U
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Abstract
The utility model belongs to technical field of heat exchange, specifically provides a kind of heat pump unit.The utility model aims to solve the problem that the problem of existing mode for being independently arranged device for storing liquid and gas-liquid separation device cannot make full use of the cooling capacity stored by the heat transferring medium in heat and gas-liquid separation device stored by the heat transferring medium in device for storing liquid.For this purpose, the heat pump unit of the utility model includes device for storing liquid and gas-liquid separation device, device for storing liquid is at least partially housed in gas-liquid separation device；Due to storing the liquid heat transferring medium of high temperature and pressure in device for storing liquid, and the gaseous state heat transferring medium of low-temp low-pressure is stored in gas-liquid separation device, device for storing liquid is partially received in, the heat transferring medium in device for storing liquid is enabled to obtain more cooling capacity to improve the degree of supercooling of liquid heat transferring medium in gas-liquid separation device, and the heat transferring medium in gas-liquid separation device obtains more heats to improve the degree of superheat of gaseous state heat transferring medium, and then effectively improves the heat exchange efficiency of heat pump unit.
Description
Technical field
The utility model belongs to technical field of heat exchange, specifically provides a kind of heat pump unit.
Background technique
With the continuous improvement of people's living standards, people also proposed increasingly higher demands to living environment.In order to
Comfortable environment temperature is maintained, heat pump unit has become essential a kind of equipment in people's life.Heat pump unit includes
The circulation loop that multiple devices are formed, heat transferring medium carry out heat exchange constantly in circulation loop to reach heat transfer effect.In order to
Guarantee that heat pump unit continues normally to work, existing heat pump unit is usually equipped with device for storing liquid and gas-liquid separation device；Its
In, device for storing liquid is used to store the liquid heat transferring medium of the high temperature and pressure that circulation is temporarily had neither part nor lot in circulation loop, and gas-liquid separation
Device is then used to separate the gaseous state heat transferring medium of low-temp low-pressure and is conveyed to compression set.
Specifically, the device for storing liquid and gas-liquid separation device of existing heat pump unit are all separately provided, this independence
The mode that device for storing liquid and gas-liquid separation device is arranged cannot make full use of heat stored by heat transferring medium in device for storing liquid
And the cooling capacity stored by the heat transferring medium in gas-liquid separation device.Further, it is situated between if the liquid in device for storing liquid exchanges heat
The degree of supercooling of matter is enhanced, meanwhile, the degree of superheat of the gaseous state heat transferring medium in gas-liquid separation device is enhanced, then can necessarily be had
Effect improves set heat exchange efficiency.
Correspondingly, this field needs a kind of new heat pump unit to solve the above problems.
Utility model content
In order to solve the above problem in the prior art, in order to solve existing to be independently arranged device for storing liquid and gas-liquid separation
The mode of device cannot make full use of changing in heat and gas-liquid separation device stored by the heat transferring medium in device for storing liquid
The problem of cooling capacity stored by thermal medium, the utility model provide a kind of heat pump unit, and the heat pump unit includes liquid storage dress
It sets and gas-liquid separation device, the device for storing liquid is at least partially housed in the gas-liquid separation device, so that the liquid storage fills
It sets and is able to carry out heat exchange between the gas-liquid separation device.
In the optimal technical scheme of above-mentioned heat pump unit, the device for storing liquid includes liquid storage component and is arranged described
First shell in gas-liquid separation device, the first shell has the first closed cavity for storing heat transferring medium, described
Liquid storage component is connected to first closed cavity.
In the optimal technical scheme of above-mentioned heat pump unit, the liquid storage component includes the first liquid delivery tube and the second liquid
Body delivery pipe, the heat transferring medium stored in first closed cavity can be by first liquid delivery tube and described second
Liquid delivery tube is conveyed.
In the optimal technical scheme of above-mentioned heat pump unit, first liquid delivery tube and the second liquid delivery pipe
In one be connected with the vaporising device of the heat pump unit；In first liquid delivery tube and the second liquid delivery pipe
Another be connected with the condensing unit of the heat pump unit.
In the optimal technical scheme of above-mentioned heat pump unit, the gas-liquid separation device includes gas-liquid separation component and set
The second shell being located at outside the first shell, the second shell have the second closed cavity, the gas-liquid separation component with
The second closed cavity connection.
In the optimal technical scheme of above-mentioned heat pump unit, the gas-liquid separation component includes that gas-liquid mixed input pipe is gentle
Body efferent duct, the gas-liquid mixed input pipe and the gas output tube are connected to second closed cavity respectively.
In the optimal technical scheme of above-mentioned heat pump unit, the four-way of the gas-liquid mixed input pipe and the heat pump unit
Valve is connected, and the gas output tube is connected with the compression set of the heat pump unit.
In the optimal technical scheme of above-mentioned heat pump unit, the gas-liquid separation component further includes liquid output pipe, described
Liquid output pipe is connected with the bottom of the second shell.
In the optimal technical scheme of above-mentioned heat pump unit, the heat pump unit further includes heat preservation structural component, the heat preservation structure
Part is coated on the outside of the second shell.
In the optimal technical scheme of above-mentioned heat pump unit, the gas output tube is worn at the top of the second shell
The open end of the U-tube being set in second closed cavity, the U-tube is located near the inner top of the second shell；
The gas-liquid mixed input pipe at the top of the second shell also from wearing into second closed cavity and its open end
It also is located near the inner top of the second shell.
It will be appreciated to those of skill in the art that in the optimal technical scheme of the utility model, the utility model
Heat pump unit includes device for storing liquid and gas-liquid separation device, and the device for storing liquid is at least partially housed in the gas-liquid separation device
In, so as to be able to carry out heat exchange between the device for storing liquid and the gas-liquid separation device；Due to being stored up in the device for storing liquid
That deposits is the liquid heat transferring medium of high temperature and pressure, and the gaseous state heat exchange that low-temp low-pressure is stored in the gas-liquid separation device is situated between
Matter, the device for storing liquid, which is partially received in the gas-liquid separation device, to carry out heat exchange convenient for heat transferring medium, so that
Heat transferring medium in the device for storing liquid can obtain more cooling capacity to improve the degree of supercooling of liquid heat transferring medium, and the gas
Heat transferring medium in liquid separating apparatus obtains more heats to improve the degree of superheat of gaseous state heat transferring medium, and then effectively improves institute
State the heat exchange efficiency of heat pump unit.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the heat pump unit of the utility model；
Fig. 2 is the device for storing liquid of the utility model and the structural schematic diagram of gas-liquid separation device.
Appended drawing reference: 11, device for storing liquid；111, first shell；1110, the first closed cavity；112, the first liquid conveys
Pipe；113, second liquid delivery pipe；12, gas-liquid separation device；121, second shell；1210, the second closed cavity；122, gas-liquid
Mixed input tube；123, gas output tube；124, liquid output pipe；13, compressor；14, four-way valve；15, dry evaporator；
16, finned heat exchanger.
Specific embodiment
Preferred embodiments of the present invention are described with reference to the accompanying drawings.It should be understood by those skilled in the art that
It is that these embodiments are used only for explaining the technical principle of the utility model, it is not intended that limit the protection of the utility model
Range.Those skilled in the art, which can according to need, makes adjustment to it, to adapt to specific application.For example, although
Heat pump unit described in the specification only includes several important devices, and still, the heat pump unit of the utility model obviously can be with
Other devices are added to improve performance.The change of this specific structure without departing from the utility model basic principle, therefore all
It will fall within the protection scope of the utility model.
It should be noted that term " on ", "lower", "left", "right", "vertical", " water in the description of the present invention,
It is flat ", "inner", the direction of instructions such as "outside" or the term of positional relationship be direction based on the figure or positional relationship, this is only
It is merely for convenience of describing, rather than indication or suggestion described device or element must have a particular orientation, with specific side
Position construction and operation, therefore should not be understood as limiting the present invention.In addition to this, term " first ", " second " are only used
In description purpose, it is not understood to indicate or imply relative importance.
In addition it is also necessary to explanation, in the description of the present invention, unless otherwise clearly defined and limited, art
Language " connected ", " connection ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or
It is integrally connected；It can be directly connected, the company inside two elements can also be can be indirectly connected through an intermediary
It is logical.To those skilled in the art, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
Device for storing liquid and gas-liquid separation device based on the existing heat pump unit proposed in background technique are all separately provided
, and this mode being independently arranged cannot make full use of heat and gas-liquid point stored by the heat transferring medium in device for storing liquid
The problem of from cooling capacity stored by the heat transferring medium in device.The utility model provides a kind of heat pump unit, the heat pump machine
Group includes device for storing liquid and gas-liquid separation device, and the device for storing liquid is at least partially housed in the gas-liquid separation device, with
Make to be able to carry out heat exchange between the device for storing liquid and the gas-liquid separation device；Since what is stored in the device for storing liquid is
The liquid heat transferring medium of high temperature and pressure, and the gaseous state heat transferring medium of low-temp low-pressure is stored in the gas-liquid separation device, by two
A device is integrally disposed can to make heat transferring medium carry out heat exchange, and the heat transferring medium in the device for storing liquid is obtained more
More cooling capacity improves the degree of supercooling of liquid heat transferring medium, and the heat transferring medium in the gas-liquid separation device obtains more heat
Amount effectively improves the heat exchange efficiency of the heat pump unit to improve the degree of superheat of gaseous state heat transferring medium.
Refering to fig. 1 and Fig. 2, wherein Fig. 1 is the overall structure diagram of the heat pump unit of the utility model；Fig. 2 is this reality
With the structural schematic diagram of novel device for storing liquid and gas-liquid separation device.As illustrated in fig. 1 and 2, in the technical side of the utility model
In case, the heat pump unit includes device for storing liquid 11 and gas-liquid separation device 12, and device for storing liquid 11 is contained in gas-liquid separation device
In 12, so as to be able to carry out heat exchange between device for storing liquid 11 and gas-liquid separation device 12.It should be noted that existing heat pump
The device for storing liquid 11 and gas-liquid separation device 12 of unit are all independently arranged, and two devices are separately positioned on heat pump unit not
Same position；Therefore, this mode being independently arranged causes the heat transferring medium in device for storing liquid 11 and gas-liquid separation device 12 to only have
Heat exchange is just able to achieve by the circulatory system of heat pump unit.And unlike the prior art, the utility model is by by liquid storage
Device 11 is contained in gas-liquid separation device 12, so that changing in the heat transferring medium and gas-liquid separation device 12 in device for storing liquid 11
Then thermal medium can be participated in again in the circulation of heat pump unit by carrying out heat exchange each other.It should be noted that, although this
Device for storing liquid 11 in preferred embodiment is fully accommodated in gas-liquid separation device 12, and still, technical staff obviously can also be only
Part device for storing liquid 11 is contained in gas-liquid separation device 12.
It is understood that is stored in device for storing liquid 11 is the liquid heat transferring medium of high temperature and pressure in heat pump unit,
The degree of supercooling of these high-temperature liquid state heat transferring mediums is all lower, is easy to generate evaporation reaction and lead to its heat exchange during transportation
Ability reduces；And the gaseous state heat transferring medium of low-temp low-pressure is stored in gas-liquid separation device 12, these cryogenic gaseous heat transferring mediums
The degree of superheat it is all lower, be easy to during transportation generate liquefaction reaction and cause compressor air suction band liquid.Furthermore,
The liquid heat transferring medium stored in device for storing liquid 11 needs more cooling capacity to improve the degree of supercooling of itself, and gas-liquid separation device
The gaseous state heat transferring medium stored in 12 needs more heats to improve the degree of superheat of itself；Therefore, existing heat pump unit will store up
Liquid device 11 and gas-liquid separation device 12, which are independently arranged, can not only waste heat and gas-liquid separation dress extra in device for storing liquid 11
Cooling capacity extra in 12 is set, while also will affect the exchange capability of heat of heat pump unit.The utility model is by holding device for storing liquid 11
It is contained in gas-liquid separation device 12, so that the heat transferring medium stored in two devices carries out heat exchange, so as in device for storing liquid 11
Heat transferring medium more cooling capacity can be obtained by gas-liquid separation device 12 to improve the degree of supercooling of liquid heat transferring medium, and
Heat transferring medium in gas-liquid separation device 12 can obtain more heats by device for storing liquid 11 also to improve gaseous state heat exchange and be situated between
The degree of superheat of matter, and then while effectivelying prevent compressor to generate air-breathing solution dehumidification while migration, additionally it is possible to effectively improve the heat pump
The heat exchange efficiency of unit.
With continued reference to Fig. 2, specifically, in the preferred embodiment, device for storing liquid 11 includes having the first closed cavity
1110 first shell 111 and the conveying of the first liquid delivery tube 112 being connected to the first closed cavity 1110 and second liquid
Pipe 113；Wherein, the first closed cavity 1110 is for storing heat transferring medium, and the setting of first shell 111 is filled in gas-liquid separation
It sets in 12, so that the heat transferring medium stored in the first closed cavity 1110 can be by first shell 111 and gas-liquid separation device
The heat transferring medium stored in 12 directly carries out heat exchange.Further, the heat transferring medium energy stored in the first closed cavity 1110
It is enough conveyed by the first liquid delivery tube 112 and second liquid delivery pipe 113, to participate in following for the heat pump unit
In ring.
It is understood that the liquid heat transferring medium of high temperature and pressure is stored in the first closed cavity 1110, and gas-liquid point
From the gaseous state heat transferring medium for then storing low-temp low-pressure in device 12, first shell 111 is arranged in gas-liquid separation device 12,
Enable the liquid heat transferring medium of the high temperature and pressure stored in the first closed cavity 1110 by first shell 111 from gas-liquid point
Cooling capacity is obtained in gaseous state heat transferring medium from the low-temp low-pressure stored in device 12, to effectively improve institute in device for storing liquid 11
The mistake cooling capacity of the liquid heat transferring medium of storage, and then the heat exchange efficiency of heat transferring medium is effectively ensured.
It will be appreciated to those of skill in the art that although device for storing liquid 11 is by first shell described in this preferred embodiment
Body 111 and liquid storage component are constituted, and the liquid storage component only includes the first liquid delivery tube 112 and second liquid delivery pipe
113；But device for storing liquid 11 obviously can also include other structures, or even only be made of other structures.Due in the prior art
Device for storing liquid there are number of different types, details are not described herein again, as long as that is, device for storing liquid 11 can store heat transferring medium
And it is exchanged heat with gas-liquid separation device 12.Meanwhile the utility model is not also to the shape of the first closed cavity 1110
It imposes any restrictions, as long as the first closed cavity 1110 can store heat transferring medium.
Referring next to Fig. 2, further, gas-liquid separation device 12 includes the second shell being set in outside first shell 111
121, in the preferred embodiment, the second closed cavity 1210, gas-liquid point are formed between first shell 111 and second shell 121
From process just carried out in the second closed cavity 1210.Meanwhile gas-liquid separation device 12 further includes gas-liquid mixed input pipe 122
With gas output tube 123, wherein gas-liquid mixed input pipe 122 and gas output tube 123 respectively with 1210 phase of the second closed cavity
Even.Preferably, gas-liquid mixed input pipe 122 wear from the top of second shell 121 into the second closed cavity 1210 and its
Open end is located near the inner top of second shell 121, effectively to avoid liquid heat transferring medium from not having gas-liquid mixed input pipe
122 outlet and the conveying for influencing gaseous state heat transferring medium；Gas output tube 123 is worn from the top of second shell 121 to
U-tube in two closed cavities 1210, and the open end of the U-tube also is located near the inner top of second shell 121, with
Just liquid heat transferring medium can also effectively be avoided to escape while exporting gaseous state heat transferring medium.Specifically, in the heat pump
In the course of work of unit, to be input to second closed by gas-liquid mixed input pipe 122 for the heat transferring medium in gas-liquid mixed shape
In cavity 1210, and gas-liquid separation process is carried out in the second closed cavity 1210, gaseous state heat transferring medium is passed through
Gas output tube 123 exports, to participate in the circulation of the heat pump unit.
It is understood that the gaseous state heat transferring medium of low-temp low-pressure is stored in the second closed cavity 1210, and first is close
It closes in cavity 1110 and then stores the liquid heat transferring medium of high temperature and pressure, second shell 121 is set in the outer of first shell 111
Portion and form the second closed cavity 1210, enable the gaseous state heat transferring medium of the low-temp low-pressure stored in the second closed cavity 1210
Heat is enough obtained from the liquid heat transferring medium of the high temperature and pressure stored in device for storing liquid 11 by first shell 111, to have
Effect improves the heat of crossing of gaseous state heat transferring medium stored in gas-liquid separation device 12, and then effectively compressor is being avoided to generate suction
While gas carrying liquid problem, additionally it is possible to the heat exchange efficiency of heat transferring medium be effectively ensured.
Referring next to Fig. 2, further, gas-liquid separation device 12 further includes liquid output pipe 124, liquid output pipe 124
It is connected with the bottom of second shell 121, can passes through to gather the liquid heat transferring medium of 1210 bottom of the second closed cavity
Liquid output pipe 124 flows out.It should be noted that, although the liquid output pipe 124 in this preferred embodiment is arranged in second shell
The side bottom of second shell 121 obviously can also be arranged in the bottom of body 121, still, liquid output pipe 124, as long as liquid
Heat transferring medium can be exported by liquid output pipe 124.Although further it will be understood that in this preferred embodiment
Gas-liquid separation device 12 further includes liquid output pipe 124, and still, technical staff obviously can also be not provided with liquid output pipe
124, but the liquid heat transferring medium in the second closed cavity 1210 is evaporated to gaseous state heat transferring medium and passes through gas output tube again
123 outputs.
It will be appreciated to those of skill in the art that although gas-liquid separation device 12 described in this preferred embodiment is by
Two shells 121 and gas-liquid separating member are constituted, and the gas-liquid separation component only includes gas-liquid mixed input pipe 122, gas
Efferent duct 123 and liquid output pipe 124；But gas-liquid separation device 12 obviously can also include other structures, or even only by it
His structure composition.Due to having existed a plurality of types of gas-liquid separation devices in the prior art, details are not described herein again, i.e. gas-liquid
As long as separator 12 is able to carry out gas-liquid separation process and is exchanged heat with device for storing liquid 11.Meanwhile although this is excellent
The second closed cavity 1210 in embodiment is selected to be collectively formed by first shell 111 and second shell 121, still, second is closed
Cavity 1210 obviously can also be only individually formed by second shell 121, as long as the heat exchange stored in the first closed cavity 1110 is situated between
Matter can be exchanged heat with the heat transferring medium stored in the second closed cavity 1210.In addition, the utility model is not also to
The shape of two closed cavities 1210 imposes any restrictions, as long as the second closed cavity 1210 is able to carry out gas-liquid separation process.
It is further preferred that the heat pump unit further includes heat preservation structural component (not shown), the heat preservation structural component cladding
In the outside of second shell 121, to reduce energy dissipation to the greatest extent, so that energy between device for storing liquid 11 and gas-liquid separation device 12
It is enough adequately exchanged heat, and then effectively improves the heat exchange efficiency of the heat pump unit.Skilled artisans appreciate that
Be that the utility model does not impose any restrictions the specific structure of the heat preservation structural component, if the heat preservation structural component can coat to
Play heat insulation effect in the outside of second shell 121；Preferably, the heat preservation structural component is by the good material system of thermal insulation property
At, such as rock wool, mineral wool etc..
Referring next to Fig. 1, in the preferred embodiment, the first liquid delivery tube 112 and the dry type of device for storing liquid 11 are evaporated
Device 15 is connected, and the second liquid delivery pipe 113 of device for storing liquid 11 is connected with finned heat exchanger 16；The gas of gas-liquid separation device 12
Liquid mixed input tube 122 is connected with four-way valve 14, and the gas output tube 123 of gas-liquid separation device 12 is connected with compressor 13.With
For process of refrigerastion, in the process of refrigerastion of the heat pump unit, the gaseous state of the high temperature and pressure flowed out from compressor 13, which exchanges heat, to be situated between
Matter flows into heat release in finned heat exchanger 16 by four-way valve 14 and liquefies as liquid heat transferring medium；The liquid of high temperature and pressure, which exchanges heat, to be situated between
Matter flows into electric expansion valve from finned heat exchanger 16, then flows into the first closed cavity by second liquid delivery pipe 113 again
In 1110；Then, the liquid heat transferring medium of part high temperature and pressure is flowed into dry evaporator 15 by the first liquid delivery tube 112
It evaporates and absorbs heat, to reach cooling effect；At this point, operative liquid heat transferring medium is evaporated to gaseous state heat transferring medium, it is in gas-liquid
The heat transferring medium of mixing shape flows into four-way valve 14 and flows to gas-liquid mixed input pipe 122, is entered by gas-liquid mixed input pipe 122
Gas-liquid separation is carried out in second closed cavity 1210；Finally, the gaseous state heat transferring medium in the second closed cavity 1210 passes through gas
Efferent duct 123 is flowed out and is re-introduced into compressor 13, to complete entire circulation.Skilled artisans appreciate that
, the setting of these specific devices is all schematically that technical staff can voluntarily select heat pump according to actual use demand
Other devices in unit, it is just no longer superfluous herein since other devices of heat pump unit are not the emphasis of the utility model protection
It states.
So far, it has been combined attached drawing and describes the technical solution of the utility model, still, those skilled in the art are easy reason
Solution, the protection scope of the utility model are expressly not limited to these specific embodiments.Without departing from the utility model
Under the premise of principle, those skilled in the art can make equivalent change or replacement to the relevant technologies feature, these change or
Technical solution after replacement is fallen within the protection scope of the utility model.
Claims (10)
1. a kind of heat pump unit, which is characterized in that the heat pump unit includes device for storing liquid and gas-liquid separation device,
The device for storing liquid is at least partially housed in the gas-liquid separation device, so that the device for storing liquid and the gas-liquid point
From being able to carry out heat exchange between device.
2. heat pump unit according to claim 1, which is characterized in that the device for storing liquid includes liquid storage component and setting
First shell in the gas-liquid separation device,
The first shell has the first closed cavity for storing heat transferring medium, the liquid storage component and described first closed
Cavity connection.
3. heat pump unit according to claim 2, which is characterized in that the liquid storage component include the first liquid delivery tube and
Second liquid delivery pipe, the heat transferring medium stored in first closed cavity can be by first liquid delivery tube and institute
Second liquid delivery pipe is stated to be conveyed.
4. heat pump unit according to claim 3, which is characterized in that first liquid delivery tube and the second liquid
One in delivery pipe is connected with the vaporising device of the heat pump unit；
The condensing unit of another in first liquid delivery tube and the second liquid delivery pipe with the heat pump unit
It is connected.
5. heat pump unit according to any one of claim 2 to 4, which is characterized in that the gas-liquid separation device includes
Gas-liquid separation component and the second shell being set in outside the first shell,
The second shell has the second closed cavity, and the gas-liquid separation component is connected to second closed cavity.
6. heat pump unit according to claim 5, which is characterized in that the gas-liquid separation component includes gas-liquid mixed input
Pipe and gas output tube, the gas-liquid mixed input pipe and the gas output tube are connected to second closed cavity respectively.
7. heat pump unit according to claim 6, which is characterized in that the gas-liquid mixed input pipe and the heat pump unit
Four-way valve be connected, the gas output tube is connected with the compression set of the heat pump unit.
8. heat pump unit according to claim 6, which is characterized in that the gas-liquid separation component further includes liquid output
Pipe, the liquid output pipe are connected with the bottom of the second shell.
9. heat pump unit according to claim 5, which is characterized in that the heat pump unit further includes heat preservation structural component, described
Heat preservation structural component is coated on the outside of the second shell.
10. heat pump unit according to claim 6, which is characterized in that the gas output tube is from the second shell
Top wear the U-tube in second closed cavity, the open end of the U-tube is located at the interior top of the second shell
Near portion；
The gas-liquid mixed input pipe at the top of the second shell also from wearing into second closed cavity and it is opened
Mouth end also is located near the inner top of the second shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820690909.8U CN208419268U (en) | 2018-05-10 | 2018-05-10 | Heat pump unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820690909.8U CN208419268U (en) | 2018-05-10 | 2018-05-10 | Heat pump unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208419268U true CN208419268U (en) | 2019-01-22 |
Family
ID=65114429
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820690909.8U Active CN208419268U (en) | 2018-05-10 | 2018-05-10 | Heat pump unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534392A (en) * | 2018-05-10 | 2018-09-14 | 青岛海尔中央空调有限公司 | Heat pump unit |
-
2018
- 2018-05-10 CN CN201820690909.8U patent/CN208419268U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534392A (en) * | 2018-05-10 | 2018-09-14 | 青岛海尔中央空调有限公司 | Heat pump unit |
| WO2019214425A1 (en) * | 2018-05-10 | 2019-11-14 | 青岛海尔中央空调有限公司 | Heat pump unit |
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