CN203857709U - Multifunctional heat pump device - Google Patents
Multifunctional heat pump device Download PDFInfo
- Publication number
- CN203857709U CN203857709U CN201420293044.3U CN201420293044U CN203857709U CN 203857709 U CN203857709 U CN 203857709U CN 201420293044 U CN201420293044 U CN 201420293044U CN 203857709 U CN203857709 U CN 203857709U
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Abstract
The utility model relates to a multifunctional heat pump device. The multifunctional heat pump device comprises a compressor and a pipeline system and further comprises a water heating device, a conversion device and an air conditioning device, wherein one end of the water heating device is connected with the output end of the compressor, the other end of the water heating device is connected with one end of the conversion device, and the other end of the conversion device is respectively connected with the input end of the air conditioning device and the input end of the compressor. The multifunctional heat pump can respectively only perform refrigeration, perform heating and perform water heating, can simultaneously perform refrigeration and water heating and can simultaneously perform heating and water heating, and when refrigeration and water heating are performed at the same time, the use ratio of energy is high.
Description
[
technical field]
The utility model relates to a kind of heat pump assembly, relates in particular to a kind of multifunctional heat pump device.
[
background technology]
In existing heat pump assembly, air energy heat pump water heater is made up of compressor, press-bearing water tank (built-in 304 stainless steel disc heats exchange of heat pipe), finned heat exchanger, electromagnetism four-way change-over valve, restricting element, controller, shell sheet metal component etc., can only realize the simple function that utilizes air energy hot water preparing; Air energy heat pump air-conditioner is made up of compressor, fin-type condenser, restricting element, fin-type evaporimeter, controller, shell sheet metal component etc., can only realize room cooling and intensification function; There is the weak point of function singleness in existing heat pump assembly.
[
utility model content]
The purpose of this utility model be to provide one can separate refrigeration, heat separately, water heating separately, again simultaneously refrigeration and water heating, heat and the multifunctional heat pump device of water heating, to solve the heat pump assembly function singleness of prior art, the problem that energy utilization rate is not high simultaneously.
The technical solution adopted in the utility model is: a kind of multifunctional heat pump device, comprise compressor and pipe-line system, and also comprise hot water apparatus, conversion equipment and aircondition; One end of described hot water apparatus is connected with compressor output end, and the other end is connected with one end of conversion equipment, and the other end of described conversion equipment is connected with aircondition and compressor input respectively; Heat pump assembly completes refrigeration, heat and the multitask of water heating, and energy utilization rate is high when refrigeration and water heating especially at the same time.
Further technical scheme of the present utility model is: described conversion equipment comprises the first finned heat exchanger, the first blower fan, three position four-way electromagnetic valve, second section fluid element, the second check valve, the second filter, the second electromagnet cut off valve, the first electromagnet cut off valve, the 3rd check valve, the first check valve, the 3rd electromagnet cut off valve, the 4th electromagnet cut off valve, first throttle element, the first filter, described three position four-way electromagnetic valve is by path branch road, first controls branch road, second controls branch road and the 3rd controls branch road composition, described path branch road is connected with heat exchanger tube output, described first control branch road respectively with one end of the first check valve, one end of the first electromagnet cut off valve, one end of the second electromagnet cut off valve connects, the other end of the first electromagnet cut off valve is connected with one end of the 3rd check valve, after the other end of the 3rd check valve and the other end of the first check valve converge be connected with one end of the 3rd electromagnet cut off valve and aircondition successively, the other end of the second electromagnet cut off valve connects the second filter successively, the second check valve, after second section fluid element, be connected with one end of the first finned heat exchanger and one end of the first filter respectively, the other end of the first finned heat exchanger and second is controlled branch road and is connected, the other end of the first filter connects first throttle element successively, the other end of the 4th electromagnet cut off valve and aircondition, the described the 3rd controls branch road is connected with compressor input, described the first assembling is in the first finned heat exchanger one side, by conversion equipment controlled medium transport path, realize separate refrigeration, heat separately, separately water heating, simultaneously refrigeration and water heating, heat and the difference in functionality of water heating simultaneously.
Further technical scheme of the present utility model is: described hot water apparatus comprises water tank, and described water tank inside is provided with heat exchanger tube, and the input of described heat exchanger tube is connected with compressor output end, and output is connected with path branch road; Realize water heating function by compressor, hot water apparatus and conversion equipment.
Further technical scheme of the present utility model is: described aircondition inside is provided with the second blower fan, the second finned heat exchanger and electric heater, the two ends of described the second finned heat exchanger are connected with the pipe-line system at aircondition two ends respectively, and described the second assembling is in a side of the second finned heat exchanger and electric heater; Realize refrigeration and heat-production functions by compressor, conversion equipment and aircondition.
Further technical scheme of the present utility model is: described multifunctional heat pump device also comprises two control cabinets, and one of described two control cabinet are arranged between compressor and hot water apparatus, and another is arranged between aircondition and the 4th electromagnet cut off valve; Described control cabinet comprises control panel and signal processing system, and described signal processing system comprises the first temperature-sensing element and the second temperature-sensing element, and described the first temperature-sensing element is arranged in aircondition, and described the second temperature-sensing element is arranged in hot water apparatus; By control panel, can select separate refrigeration, heat separately, separately water heating, simultaneously refrigeration and water heating, heat and water heating five functions simultaneously.
Further technical scheme of the present utility model is: high voltage protective switch is installed between described compressor and hot water apparatus; Can prevent the generation of high pressure explosion danger.
The beneficial effects of the utility model are: owing to adopting technique scheme, the multifunctional heat pump device energy separate refrigeration of the utility model, can heat separately, water heating separately, can freeze and water heating simultaneously, can also heat and water heating simultaneously, refrigeration and when water heating at the same time, energy utilization rate is high.
[
brief description of the drawings]
Fig. 1 is the structural representation of the multifunctional heat pump device of the utility model embodiment mono-.
Fig. 2 is the structural representation of the multifunctional heat pump device of the utility model embodiment bis-.
Fig. 3 is the structural representation of the multifunctional heat pump device of the utility model embodiment tri-.
In figure:
1-compressor, 2-hot water apparatus, 21-heat exchanger tube, 3-conversion equipment, 31-the first finned heat exchanger, 32-the first blower fan, 33-three position four-way electromagnetic valve, 331-first controls branch road, 332-second controls branch road, 333-the 3rd controls branch road, 334-path branch road, 34-second section fluid element, 35-the second check valve, 36-the second filter, 37-the second electromagnet cut off valve, 38-the first electromagnet cut off valve, 39-the 3rd check valve, 310-the first check valve, 311-the 3rd electromagnet cut off valve, 312-the 4th electromagnet cut off valve, 313-first throttle element, 314-the first filter, 4-aircondition, 41-the second blower fan, 42-the second finned heat exchanger, 43-electric heater, 5-control cabinet, 51-the first temperature-sensing element, 52-the second temperature-sensing element, 53-control panel, 6-high-voltage switch gear, 7-all-in-one, 8-heat pump water-heating machine.
[
detailed description of the invention]
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
Embodiment mono-:
Multifunctional heat pump device as shown in Figure 1, comprises compressor 1 and pipe-line system, also comprises hot water apparatus 2, conversion equipment 3 and aircondition 4; One end of described hot water apparatus 2 is connected with compressor 1 output, and the other end is connected with one end of conversion equipment, and the other end of described conversion equipment is connected with aircondition 4 and compressor 1 input respectively; Heat pump assembly completes refrigeration, heat and the multitask of water heating, and energy utilization rate is high when refrigeration and water heating especially at the same time.
Described conversion equipment comprises the first finned heat exchanger 31, the first blower fan 32, three position four-way electromagnetic valve 33, second section fluid element 34, the second check valve 35, the second filter 36, the second electromagnet cut off valve 37, the first electromagnet cut off valve 38, the 3rd check valve 39, the first check valve 310, the 3rd electromagnet cut off valve 311, the 4th electromagnet cut off valve 312, first throttle element 313, the first filter 314, described three position four-way electromagnetic valve 33 is by path branch road 334, first controls branch road 334, the second control branch road 332 and the 3rd is controlled branch road 333 and is formed, described path branch road 334 is connected with heat exchanger tube 21 outputs, described first control branch road 331 respectively with one end of the first check valve 310, one end of the first electromagnet cut off valve 38, one end of the second electromagnet cut off valve 37 connects, the other end of the first electromagnet cut off valve 38 is connected with one end of the 3rd check valve 39, after the other end of the 3rd check valve 39 and the other end of the first check valve 310 converge be connected with one end of the 3rd electromagnet cut off valve 311 and aircondition 4 successively, the other end of the second electromagnet cut off valve 37 connects the second filter 36 successively, the second check valve 35, second section fluid element 34 is rear to be connected with one end of the first finned heat exchanger 31 and one end of the first filter 314 respectively, the other end of the first finned heat exchanger 31 and second is controlled branch road 332 and is connected, the other end of the first filter 314 connects first throttle element 313 successively, the other end of the 4th electromagnet cut off valve 312 and aircondition 4, the described the 3rd controls branch road 333 is connected with compressor 1 input, described the first blower fan 32 is arranged on the first finned heat exchanger 31 1 sides, by conversion equipment controlled medium transport path, realize separate refrigeration, heat separately, separately water heating, simultaneously refrigeration and water heating, heat and the difference in functionality of water heating simultaneously.
Described hot water apparatus 2 comprises water tank, and described water tank inside is provided with heat exchanger tube 21, and the input of described heat exchanger tube 21 is connected with compressor 1 output, and output is connected with path branch road 314; Realize water heating function by compressor 1, hot water apparatus 2 and conversion equipment 3.
Described aircondition inside is provided with the second blower fan 41, the second finned heat exchanger 42 and electric heater 43, the two ends of described the second finned heat exchanger 42 are connected with the pipe-line system at aircondition two ends respectively, and described the second blower fan 41 is arranged on a side of the second finned heat exchanger 42 and electric heater 43; Realize refrigeration and heat-production functions by compressor 1, conversion equipment 3 and aircondition 4.
Described multifunctional heat pump device also comprises two control cabinets 5, and 5 one of described two control cabinets are arranged between compressor 1 and hot water apparatus 2, and another is arranged between aircondition 4 and the 4th electromagnet cut off valve 311; Described control cabinet 5 comprises control panel 53 and signal processing system, described signal processing system comprises the first temperature-sensing element 51 and the second temperature-sensing element 52, described the first temperature-sensing element 51 is arranged in aircondition 4, and described the second temperature-sensing element 52 is arranged in hot water apparatus 2; By control panel 53, can select separate refrigeration, heat separately, separately water heating, simultaneously refrigeration and water heating, heat and water heating five functions simultaneously.
Between described compressor 1 and hot water apparatus 2, high voltage protective switch 6 is installed; Can prevent the generation of high pressure explosion danger.
The operation principle of the multifunctional heat pump device of the utility model is as follows:
Operating personnel's operation control panel 53 is selected separate refrigeration pattern: three position four-way electromagnetic valve 33 second is controlled branch road 332 and is communicated with, the high-temperature high-pressure refrigerant gas that compressor 1 is discharged, the heat exchanger tube 21 of flowing through in hot water apparatus 2, three position four-way electromagnetic valve 33 second is controlled branch road 332, then arrive the first finned heat exchanger 31 and carry out heat exchange with air, now the first blower fan 32 starts, heat is passed to the air of low temperature through the first finned heat exchanger 31 by the refrigerant gas of high temperature, refrigerant gas becomes saturated refrigerant liquid by overheated gas, refrigerant liquid is flowed through and is become the saturated liquid of low-temp low-pressure after filter 314 by first throttle element 313 reducing pressure by regulating flows by the saturated liquid of HTHP, now the 4th electromagnet cut off valve is opened, refrigerant liquid second finned heat exchanger 42 of flowing through carries out heat exchange, heat is passed to refrigerant liquid by the space air of high temperature through the second finned heat exchanger 42, three position four-way electromagnetic valve 33 the 3rd is controlled branch road 331 and is communicated with C333, after cold-producing medium evaporation endothermic, become superheated steam simultaneously, flow through successively the 3rd electromagnet cut off valve 311 and the first check valve 310 flows to compressor 1, cold-producing medium is compressed into the gas of HTHP through compressor 1, the above change procedure that circulates is just realized the continuous cooling of space air until design temperature, such as 26 DEG C, the first temperature-sensing element 51 receives temperature information, control cabinet 5 is fed back, multifunctional heat pump device quits work,
Operating personnel's operation control panel is selected independent heating mode: three position four-way electromagnetic valve 33 second is controlled branch road 331 and is communicated with, the high-temperature high-pressure refrigerant gas that compressor 1 is discharged, through the heat exchanger tube 21 in hot water apparatus 2, again successively through the first electromagnet cut off valve 38, the 3rd check valve 39, the 3rd electromagnet cut off valve 311 flows to the second finned heat exchanger 42 in aircondition 4, now the second blower fan 41 starts, heat is passed to the space air of low temperature through the second finned heat exchanger 42 by the refrigerant gas of high temperature, refrigerant gas becomes by overheated gas the 4th electromagnet cut off valve 312 of flowing through successively after saturated refrigerant liquid, first throttle element 313, after reducing pressure by regulating flow, become the saturated liquid of low-temp low-pressure by the saturated liquid of HTHP, carry out heat exchange through the first finned heat exchanger 31 with air, now the first blower fan 32 starts, heat is passed to refrigerant liquid by the air of high temperature through the first finned heat exchanger 31, after cold-producing medium evaporation endothermic, become superheated steam simultaneously, three position four-way electromagnetic valve 33 the 3rd is controlled branch road 332 and is communicated with C333, cold-producing medium is got back to the gas that is again compressed into HTHP after compressor 1, the above change procedure that circulates is just realized room temperature and is constantly heated up until design temperature (such as 20 DEG C), the first temperature-sensing element 51 receives temperature information, control cabinet 5 is fed back, multifunctional heat pump device quits work,
Operating personnel's operating operation panel 53 is selected independent water heating pattern: three position four-way electromagnetic valve 33 second is controlled branch road 331 and is communicated with, the high-temperature high-pressure refrigerant gas that compressor 1 is discharged, the heat exchanger tube 21 of flowing through in hot water apparatus 2 carries out heat exchange with sanitary water, heat is passed to the sanitary water of low temperature through heat exchanger tube 21 by the refrigerant gas of high temperature, refrigerant gas becomes saturated refrigerant liquid by overheated gas, the three position four-way electromagnetic valve 33 second of flowing through is controlled branch road 331, successively through the second electromagnet cut off valve 37, the second filter 36, the second check valve 35 arrives the saturated liquid that is become low-temp low-pressure after 34 throttlings of second section fluid element by the saturated liquid of HTHP, then arrive the first finned heat exchanger 31 and carry out heat exchange with air, now the first blower fan 32 starts, heat is passed to the refrigerant liquid of low-temp low-pressure through the first finned heat exchanger 31 by the air of high temperature, refrigerant liquid becomes overheated gas by excessively cold liquid, three position four-way electromagnetic valve 33 the 3rd is controlled branch road 332 and is communicated with C333, cold-producing medium is got back to the gas that is again compressed into HTHP after compressor 1, the above change procedure that circulates is just realized the continuous intensification of sanitary water until design temperature, such as 55 DEG C, the second temperature-sensing element 52 receives temperature information, control cabinet 5 is fed back, multifunctional heat pump device quits work,
Operating personnel's operation control panel is selected refrigeration and water heating pattern simultaneously: three position four-way electromagnetic valve 33 second is controlled branch road 332 and is communicated with, the high-temperature high-pressure refrigerant gas that compressor 1 is discharged, carry out heat exchange through the heat exchanger tube 21 in hot water apparatus 2 with sanitary water, heat is passed to the sanitary water of low temperature through heat exchanger tube 21 by the refrigerant gas of high temperature, refrigerant gas becomes saturated refrigerant liquid by overheated gas, the three position four-way electromagnetic valve 33 of flowing through successively, the first finned heat exchanger 31, now the first blower fan 32 starts, then cold-producing medium first filter 314 of flowing through arrives second section fluid element 313, reducing pressure by regulating flow is become the saturated liquid of low-temp low-pressure by the saturated liquid of HTHP, the 4th electromagnet cut off valve 312 is opened, refrigerant liquid second finned heat exchanger 42 of flowing through carries out heat exchange, heat is passed to refrigerant liquid by the space air of high temperature through the second finned heat exchanger 42, now the second blower fan 41 starts, after cold-producing medium evaporation endothermic, become superheated steam simultaneously, three position four-way electromagnetic valve 33 the 3rd is controlled branch road 331 and is communicated with C333, cold-producing medium the 3rd electromagnet cut off valve 311 of flowing through successively, the first check valve 310 and three position four-way electromagnetic valve 33 are got back to compressor 1 and are again compressed into the gas of HTHP, the above change procedure that circulates is just realized the continuous intensification of sanitary water until higher temperature, approach the continuous cooling of design temperature and space air until design temperature, the first temperature-sensing element 51 and the second temperature-sensing element 52 receive temperature information, control cabinet 5 is fed back, sanitary water does not stop to design temperature the first blower fan 32, sanitary water arrives design temperature the first blower fan 32 startups and enters separate refrigeration operation, sanitary water temperature does not reach design temperature air-conditioned room and has reached design temperature and enter the operation of independent water heating,
Operating personnel's operation control panel is selected to heat and water heating pattern simultaneously: three position four-way electromagnetic valve 33 second is controlled branch road 331 and is communicated with, the high-temperature high-pressure refrigerant gas that compressor 1 is discharged, carry out heat exchange through the heat exchanger tube 21 in hot water apparatus 2 with sanitary water, heat is passed to the sanitary water of low temperature through heat exchanger tube 21 by the refrigerant gas of high temperature, refrigerant gas becomes saturated refrigerant liquid by overheated gas, the three position four-way electromagnetic valve 33 of flowing through successively, the second electromagnet cut off valve 37(now the first electromagnet cut off valve closes), the second filter 36, the second check valve 35, second section fluid element and the first finned heat exchanger 31, now the first blower fan 32 starts, cold-producing medium becomes superheated steam by the saturated liquid of low-temp low-pressure simultaneously, get back to compressor through cross valve branch road C332 and C333 again, heat by electric heater 43 and realize, reach after design temperature when the second temperature-sensing element 52 receives temperature information health hot water temperature, the first electromagnet cut off valve is opened, the second electromagnet cut off valve is closed and carried out independent heating operation, reach after design temperature when the first temperature-sensing element 51 receives temperature information air-conditioned room, electric heater is out of service.
The multifunctional heat pump device of the utility model can realize separate refrigeration, heats separately, separately water heating, simultaneously refrigeration and water heating, heat and water heating simultaneously; And refrigeration and when water heating at the same time, running water in hot water apparatus 2 has absorbed after compressor 1 is exported the heat of working medium and has been transported to aircondition 4 again, can play to HTHP working medium the effect of decrease temperature and pressure, the refrigerating efficiency of more existing air energy heat pump air conditioner is high, refrigeration and when water heating at the same time, absorb a large amount of air heats by aircondition 4, can play to the working medium of low-temp low-pressure the effect of increasing temperature and pressure, alleviate compressor 1 operating pressure, the more existing air energy heat pump water heater thermal efficiency is high; So play the raising thermal efficiency, reduce the effect of energy consumption.
Embodiment bis-:
Multifunctional heat pump device as shown in Figure 2, the present embodiment technical scheme and embodiment mono-are basic identical, and institute's difference is:
Described compressor 1, hot water apparatus 2 and conversion equipment 3 are arranged in all-in-one 7, and described all-in-one 7 is placed on balcony, and described aircondition 4 is arranged on indoor, by pipe-line system, all-in-one 7 and aircondition 4 are coupled together; This multifunctional heat pump device only, containing all-in-one 7 and aircondition 4, facilitates setup and manage, elegant in appearance.
Embodiment tri-:
Multifunctional heat pump device as shown in Figure 3, the present embodiment technical scheme and embodiment mono-are basic identical, and institute's difference is:
Described compressor 1 and hot water apparatus 2 are arranged in heat pump water-heating machine 8, described heat pump water-heating machine 8 is arranged on the place of the hot water such as bathroom or kitchen, described conversion equipment 3 is arranged on balcony or outdoor, described aircondition 4 is arranged on indoor, by pipe-line system, heat pump water-heating machine 8 and conversion equipment 3 and aircondition 4 are coupled together, the hot water apparatus 2 of this multifunctional heat pump device is installed the place that can be placed in by conventional mounting mode the hot water such as bathroom or kitchen.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. a multifunctional heat pump device, comprises compressor (1) and pipe-line system, it is characterized in that: also comprise hot water apparatus (2), conversion equipment (3) and aircondition (4); One end of described hot water apparatus (2) is connected with compressor (1) output, and the other end is connected with one end of conversion equipment, and the other end of described conversion equipment is connected with aircondition (4) and compressor (1) input respectively.
2. multifunctional heat pump device as claimed in claim 1, is characterized in that: described conversion equipment comprises the first finned heat exchanger (31), the first blower fan (32), three position four-way electromagnetic valve (33), second section fluid element (34), the second check valve (35), the second filter (36), the second electromagnet cut off valve (37), the first electromagnet cut off valve (38), the 3rd check valve (39), the first check valve (310), the 3rd electromagnet cut off valve (311), the 4th electromagnet cut off valve (312), first throttle element (313), the first filter (314), described three position four-way electromagnetic valve (33) is by path branch road (334), first controls branch road (334), second controls branch road (332) and the 3rd controls branch road (333) composition, described path branch road (334) is connected with heat exchanger tube (21) output, described first control branch road (331) respectively with one end of the first check valve (310), one end of the first electromagnet cut off valve (38), one end of the second electromagnet cut off valve (37) connects, the other end of the first electromagnet cut off valve (38) is connected with one end of the 3rd check valve (39), after the other end of the 3rd check valve (39) and the other end of the first check valve (310) converge be connected with one end of the 3rd electromagnet cut off valve (311) and aircondition (4) successively, the other end of the second electromagnet cut off valve (37) connects the second filter (36) successively, the second check valve (35), after second section fluid element (34), be connected with one end of the first finned heat exchanger (31) and one end of the first filter (314) respectively, the other end of the first finned heat exchanger (31) and second is controlled branch road (332) and is connected, the other end of the first filter (314) connects first throttle element (313) successively, the other end of the 4th electromagnet cut off valve (312) and aircondition (4), the described the 3rd controls branch road (333) is connected with compressor (1) input, described the first blower fan (32) is arranged on the first finned heat exchanger (31) one sides.
3. as claim, multifunctional heat pump device described in 2, it is characterized in that: described hot water apparatus (2) comprises water tank, described water tank inside is provided with heat exchanger tube (21), the input of described heat exchanger tube (21) is connected with compressor (1) output, and output is connected with path branch road (314).
4. multifunctional heat pump device as claimed in claim 3, it is characterized in that: described aircondition (4) inside is provided with the second blower fan (41), the second finned heat exchanger (42) and electric heater (43), the two ends of described the second finned heat exchanger (42) are connected with the pipe-line system at aircondition (4) two ends respectively, and described the second blower fan (41) is arranged on a side of the second finned heat exchanger (42) and electric heater (43).
5. multifunctional heat pump device as claimed in claim 4, it is characterized in that: described multifunctional heat pump device also comprises two control cabinets (5), (5) one of described two control cabinets are arranged between compressor (1) and hot water apparatus (2), and another is arranged between aircondition (4) and the 4th electromagnet cut off valve (311); Described control cabinet (5) comprises control panel (53) and signal processing system, described signal processing system comprises the first temperature-sensing element (51) and the second temperature-sensing element (52), described the first temperature-sensing element (51) is arranged in aircondition (4), and described the second temperature-sensing element (52) is arranged in hot water apparatus (2).
6. multifunctional heat pump device as claimed in claim 1, is characterized in that: between described compressor (1) and hot water apparatus (2), high voltage protective switch (6) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420293044.3U CN203857709U (en) | 2014-06-04 | 2014-06-04 | Multifunctional heat pump device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420293044.3U CN203857709U (en) | 2014-06-04 | 2014-06-04 | Multifunctional heat pump device |
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| Publication Number | Publication Date |
|---|---|
| CN203857709U true CN203857709U (en) | 2014-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420293044.3U Expired - Fee Related CN203857709U (en) | 2014-06-04 | 2014-06-04 | Multifunctional heat pump device |
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| CN (1) | CN203857709U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019581A (en) * | 2014-06-04 | 2014-09-03 | 武宣宇特能源开发有限公司 | Multifunctional heat pump device |
-
2014
- 2014-06-04 CN CN201420293044.3U patent/CN203857709U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019581A (en) * | 2014-06-04 | 2014-09-03 | 武宣宇特能源开发有限公司 | Multifunctional heat pump device |
| CN104019581B (en) * | 2014-06-04 | 2016-06-08 | 武宣宇特能源开发有限公司 | Multifunctional heat pump device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141001 Termination date: 20200604 |