CN201173584Y - Heat pump high-temperature hot water units - Google Patents
Heat pump high-temperature hot water units Download PDFInfo
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- CN201173584Y CN201173584Y CNU200720304902XU CN200720304902U CN201173584Y CN 201173584 Y CN201173584 Y CN 201173584Y CN U200720304902X U CNU200720304902X U CN U200720304902XU CN 200720304902 U CN200720304902 U CN 200720304902U CN 201173584 Y CN201173584 Y CN 201173584Y
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Abstract
The utility model relates to a heat pump high temperature hot water unit which comprises a water source system and an air source system, wherein, the air source system can absorb heat from air by using a first cooling medium; the water source system enables water to be heated to the second temperature by using a second cooling medium with high temperature and high pressure; the heat absorbed by the first cooling medium is provided for the second cooling medium as the vaporization heat; the two cooling medias perform heat exchange with the water through a combined type plate type heat exchanger so that the purposes that the hot water at above 80 degrees can be provided, the energy efficiency ratio is between 2.3 to 2.5, and the hot water unit is energy-saving and environment-friendly and can meet the special demands of users can be achieved.
Description
Technical field
The utility model relates to a kind of heat exchange complete set of equipments, particularly be a kind of heat pump high-temperature hot-water unit.
Background technology
Existing air source hot pump water heater mainly is made up of compressor, condenser, throttling arrangement, evaporimeter and blower fan, parts such as its compressor, evaporimeter and throttling arrangement generally are installed in outdoor, heat by blower fan evaporimeter absorption chamber outer air, thereby can produce following problem:, make the regulating working conditions of air source heat pump complicated because outdoor climate altered a great deal in 1 year; Particularly when temperature is low, the thermal efficiency of air source heat pump is reduced: when lower and humidity is higher when the temperature of atmosphere, cause evaporimeter frosting serious, also defroster must be installed, this can cause complex structure, and heat pump is exerted oneself and obviously descended.At parts such as outdoor mounted compressor, evaporimeter and throttling arrangements, also increased trouble in addition to elevation of building.A kind of air source hot pump water heater that compressor, throttling arrangement and condenser is positioned over one is disclosed in the prior art, condenser adopts coil arrangement to place water storage box, but parts such as its compressor, throttling arrangement place on the condenser, this kind structure can produce condenser oil return difficulty, so that it is overheated that the compressor oil starvation produces, even damage.
Chinese patent publication number CN1554901A name is called indoor air source heat pump water heater, discloses a kind of with the air source heat pump hot water supply apparatus of air as thermal source.The utility model is installed in air intlet end to the ventilation fan of outdoor air draft with evaporimeter, and evaporimeter and ventilation fan are close to; Compressor, throttling arrangement and device for drying and filtering are installed in the bottom of water storage box, and link to each other with the lower openings that is arranged on the water storage box inner condenser.Its advantage is: because indoor temperature substantially constant throughout the year makes the heat pump operating mode more stable, throttling arrangement is easily regulated; The 2nd, indoor temperature is higher than outdoor temperature in the winter time, makes the heat pump efficiency height; The 3rd, evaporimeter is difficult for frosting, also defroster needn't be set.In addition, because condenser places in the water storage box, compressor, throttling arrangement and device for drying and filtering are installed in the bottom of water storage box, so this device has characteristics such as compact conformation, volume is little, heat pump efficiency is high, noise is low, help being installed in indoor, reduced being installed in outdoor trouble.But it can only supply the hot water below 60 ℃.But the customer requirements that has provides the hot water more than 80 ℃, just is difficult to meet the demands, and will obviously descend if force to reach its usefulness of temperature requirement.
In view of above-mentioned defective, the utility model creator has obtained this creation finally through research and practice for a long time.
Summary of the invention
The purpose of this utility model is, a kind of heat pump high-temperature hot-water unit is provided, in order to overcome above-mentioned defective.
The technical solution adopted in the utility model is for achieving the above object, and the heat pump high-temperature hot-water unit is provided, a kind of heat pump high-temperature hot-water unit, it is characterized in that, it comprises: water resource system and air origin system, and wherein, described air origin system utilizes first refrigerant to absorb heat from air; Described water resource system utilizes HTHP second refrigerant that water is heated to second temperature; Wherein, the heat that absorbs of described first refrigerant offers described second refrigerant and does as heat of evaporation; And described two kinds of refrigerants carry out heat exchange through board-like heat exchanger of a combined type and water;
Preferable, described water resource system comprises: first outlet of one first exchange type reservoir is connected with the return-air mouth of one first compressor, one pre-hot gaseous second refrigerant is sucked described first compressor to be compressed, the gaseous coolant that described first compressor and one first gs-oil separator inlet links to each other to the HTHP after compressing carries out Oil-gas Separation, the described first gs-oil separator gas outlet links to each other with one first plate type heat exchanger, first inlet, the gaseous coolant heat of HTHP is passed to the water that enters described first plate type heat exchanger, produce the described second temperature hot water;
First outlet of described first plate type heat exchanger is connected with a first throttle device, high-pressure gas-liquid mixing refrigerant is converted to the low-temp low-pressure gaseous coolant, and enters the described first exchange type reservoir;
Preferable, described air origin system comprises: the single piece type evaporimeter links to each other with first inlet of one second exchange type reservoir, to from air, obtain heat and be transferred to gaseous state first refrigerant, first outlet of the described second exchange type reservoir links to each other with the return-air mouth of described second compressor, and described second compressor links to each other with one second gs-oil separator inlet and the gaseous coolant of the HTHP after the compression carried out gaseous state first refrigerant of Oil-gas Separation output HTHP;
Preferable, also comprise: a four-way change-over valve, the gas outlet of described second gs-oil separator links to each other with first inlet of described four-way change-over valve, and the outlet of described plate evaporator links to each other with second inlet of described four-way change-over valve; The described second exchange type reservoir, first inlet links to each other with first outlet of described four-way change-over valve;
Preferable, the oil-out of described first gs-oil separator is connected with the return-air mouth of described first compressor and links to each other; The oil-out of described second gs-oil separator is connected with the return-air mouth of described second compressor and links to each other;
Preferable, the board-like heat exchanger of described combined type comprises: one second plate type heat exchanger and a three-plate type heat exchanger, wherein said second plate type heat exchanger first inlet links to each other with second outlet of described four-way change-over valve, and the heat transferred of first refrigerant of HTHP is entered water in described second plate type heat exchanger;
Preferable, also comprise one second flow controller, it enters the mouth and links to each other with the described outlet of second plate type heat exchanger first and the second exchange type reservoir second stated respectively, and condensed high-pressure gas-liquid mixing refrigerant is flow to the described second exchange type reservoir with liquid form;
Second outlet of described second plate type heat exchanger is connected with described three-plate type heat exchanger first inlet, hot water is imported in the described three-plate type heat exchanger, first outlet of described three-plate type heat exchanger links to each other with second inlet of the described first exchange type reservoir, realizes described water resource system and air origin system are combined;
Preferable, the boiling point of described first refrigerant is lower than the boiling point of described second refrigerant.
Characteristics of the present utility model compared with the prior art are, the utility model adopts double-compressor, the separate heating of double-refrigerant, the low boiling refrigerant absorbs heat from air, make heat of evaporation for the higher boiling refrigerant, the HTHP gaseous coolant condensation of higher boiling refrigerant is heated to higher temperature with water, and leaving water temperature is above 90 ℃.Structurally two kinds of refrigerants carry out exchange heat through a board-like heat exchanger of combined type and water.
Description of drawings
Fig. 1 is the utility model heat pump high-temperature hot-water unit functional block diagram;
Fig. 2 is the structured flowchart of the utility model heat pump high-temperature hot-water unit water resource system;
Fig. 3 is the structured flowchart of the utility model heat pump high-temperature hot-water unit air origin system;
Fig. 4 is the utility model heat pump high-temperature hot-water unit one preferred embodiment functional structure chart.
The specific embodiment
Below in conjunction with accompanying drawing, be described in more detail with other technical characterictic and advantage the utility model is above-mentioned.
See also shown in Figure 1ly, it is the utility model heat pump high-temperature hot-water unit functional block diagram, and it comprises: a water resource system 1 and an air origin system 2, and wherein, described air origin system 2 utilizes first refrigerant to absorb heat from air; Described water resource system 1 utilizes HTHP second refrigerant that water is heated to second temperature; Wherein, the heat that absorbs of described first refrigerant offers described second refrigerant and does as heat of evaporation; And described two kinds of refrigerants carry out heat exchange through the board-like heat exchanger 3 of a combined type with water, it is emphasized that the boiling point of described first refrigerant is lower than the boiling point of described second refrigerant, from figure, can clearly can there be cyclic water outlet and circulation water inlet to flow into heat pump high-temperature hot-water unit of the present utility model, exist water inlet and us to expect the high-temperature water outlet that obtains at described water resource system 1 place at described unitized exchanger 3.
See also shown in Figure 2ly, it is the structured flowchart of the utility model heat pump high-temperature hot-water unit air origin system; Described water resource system 1 comprises: first outlet of one first exchange type reservoir 15 is connected with the return-air mouth of one first compressor 11, one pre-hot gaseous second refrigerant is sucked described first compressor 11 to be compressed, described first compressor 11 links to each other with one first gs-oil separator, 12 inlets, gaseous coolant to the HTHP after the compression carries out Oil-gas Separation, described first gs-oil separator 12 gas outlets link to each other with one first plate type heat exchanger, 13 first inlets, the gaseous coolant heat of HTHP is passed to the water that enters described first plate type heat exchanger 13, produce the described second temperature hot water; First outlet of described first plate type heat exchanger 13 is connected with a first throttle device 14, high-pressure gas-liquid mixing refrigerant is converted to low-temp low-pressure gaseous state second refrigerant, and enters the described first exchange type reservoir 15; The oil-out of described first gs-oil separator 12 is connected with the return-air mouth of described first compressor 11 and links to each other.
See also shown in Figure 3, it is the structured flowchart of the utility model heat pump high-temperature hot-water unit air origin system, described air origin system 2 comprises: single piece type evaporimeter 24 links to each other with first inlet of one second exchange type reservoir 25, to from air, obtain heat and be transferred to gaseous state first refrigerant, 25 first outlets of the described second exchange type reservoir link to each other with the return-air mouth of described second compressor 21, and described second compressor 21 links to each other with one second gs-oil separator, 22 inlets and the gaseous coolant of the HTHP after the compression carried out gaseous state first refrigerant of Oil-gas Separation output HTHP; For the UNICOM that makes pipeline is convenient to controlled more, the utility model also provides a four-way change-over valve 23, the gas outlet of described second gs-oil separator 22 links to each other with first inlet of described four-way change-over valve 23, and the outlet of described plate evaporator 24 links to each other with second inlet of described four-way change-over valve 23; The described second exchange type reservoir, 25 first inlets link to each other with first outlet of described four-way change-over valve 23; The oil-out of described second gs-oil separator 22 is connected with the return-air mouth of described second compressor 21 and links to each other.
See also shown in Figure 4, it is the utility model heat pump high-temperature hot-water unit one preferred embodiment functional structure chart, the board-like heat exchanger 3 of described combined type comprises: one second plate type heat exchanger 31 and a three-plate type heat exchanger 32, wherein said second plate type heat exchanger 31 first inlet links to each other with second outlet of described four-way change-over valve 23, and the heat transferred of first refrigerant of HTHP is entered water in described second plate type heat exchanger 31; Also comprise one second flow controller 26, it enters the mouth and links to each other with the described outlet of second plate type heat exchanger 31 first and the second exchange type reservoir 25 second stated respectively, condensed high-pressure gas-liquid is mixed first refrigerant flow to the described second exchange type reservoir 25 with liquid form; 31 second outlets of described second plate type heat exchanger are connected with described three-plate type heat exchanger 32 first inlets, hot water is imported in the described three-plate type heat exchanger 32, first outlet of described three-plate type heat exchanger 32 links to each other with second inlet of the described first exchange type reservoir 15, realizes described water resource system 1 and air origin system 2 are combined.
Below the running of the utility model heat pump high-temperature hot-water unit is set forth as follows, in described water resource system: mix in the water resource system 1 second refrigerant through first compressor 11 after, become gaseous state second refrigerant of HTHP, separate through first gs-oil separator 12, liquid compressor oil is sucked back by described first compressor, 11 return-air mouths through the capillary under described first gs-oil separator 12; Gaseous state second refrigerant of HTHP enters first plate type heat exchanger 13 by described first gs-oil separator 12, and heat is passed to the water that enters in described first plate type heat exchanger 13, produces high-temperature-hot-water (can arrive more than 90 ℃, it is required to do manual labour); After described first plate type heat exchanger of gaseous state second refrigerant process 13 heat exchange of HTHP, energy reduces by second refrigerant that becomes the high-pressure gas-liquid admixture, enters first throttle device 14; High-pressure gas-liquid mixes gaseous state second refrigerant that second refrigerant becomes low-temp low-pressure, enter the first exchange type reservoir 15 then, absorb a part simultaneously and enter the heat of second refrigerant of the described first exchange type reservoir 15 from another pipeline, second refrigerant enters three-plate type heat exchanger 32 after by the described first exchange type reservoir 15.On 32 li on described three-plate type heat exchanger, second refrigerant absorb from air origin system 2 produce by water as the heat that medium brought, as the thermal source of water resource system 1; Second refrigerant becomes gas-liquid mixture and enters the described first exchange type reservoir 15; Second refrigerant of higher-energy passes a part of heat enters the pipeline of the described first exchange type reservoir 15 to the front second refrigerant simultaneously, gaseous state second refrigerant of last higher temperatures low pressure is sucked back by first compressor, 11 return-air mouths, and second refrigerant is finished the circulation of water resource system 1.
The cyclic process of described air origin system 2 is: mix gaseous state second refrigerant that first refrigerant becomes HTHP after through second compressor 21 and enter second gs-oil separator 22, liquid compressor oil is sucked back by described second compressor 21 by the capillary under described second gs-oil separator 22, HTHP gaseous state first refrigerant enters a four-way change-over valve 23, first refrigerant pipeline from described four-way change-over valve 23 did not flow out (coil electricity during defrost when described four-way change-over valve 23 coils were switched on, first refrigerant flows out from another pipeline), enter second plate type heat exchanger 31.Gaseous state first refrigerant of HTHP is passed to the WATER AS FLOW MEDIUM that enters described second plate type heat exchanger 31 with heat, brings water resource system 1 as the thermal source that produces high-temperature-hot-water with heat.First refrigerant mixes first refrigerant and enters second flow controller 26 through becoming high-pressure gas-liquid after the condensation of described second plate type heat exchanger 31; By the throttling of described second flow controller 26, first refrigerant becomes low-temp low-pressure gaseous state first refrigerant and enters the second exchange type reservoir 25.Another enters the heat of the described second exchange type reservoir, 25 first refrigerants to first refrigerant in 25 li absorption portion of the described second exchange type reservoir, and enters single piece type evaporimeter 24; Absorb a large amount of airborne heats at 24 li first refrigerant of described plate evaporator, as the thermal source of air origin system, go out to enter the described second exchange type reservoir 25 through described four-way change-over valve 23 and the pipeline above four-way change-over valve 23 afterwards; First refrigerant passes a part of heat give last first refrigerant that enters pipeline after, low-temp low-pressure gaseous state first refrigerant is sucked back by second compressor, 21 return-air mouths, finishes the circulation of whole air origin system 2 parts, first refrigerant in system.
The advantage of the utility model heat pump high-temperature hot-water unit is:
Hot water more than 80 ℃ can be provided;
Energy Efficiency Ratio is between 2.3～2.5;
The extraordinary demand of user is satisfied in energy-conserving and environment-protective.
The above only is preferred embodiment of the present utility model, only is illustrative for the utility model, and nonrestrictive.Those skilled in the art is understood, and can carry out many changes to it in the spirit and scope that the utility model claim is limited, revise, even equivalence, but all will fall in the protection domain of the present utility model.
Claims (7)
1, a kind of heat pump high-temperature hot-water unit is characterized in that it comprises: water resource system and air origin system, wherein, described air origin system connects together by the board-like heat exchanger of a combined type with described water resource system.
2, heat pump high-temperature hot-water unit according to claim 1, it is characterized in that, described water resource system comprises: first outlet of one first exchange type reservoir is connected with the return-air mouth of one first compressor, described first compressor links to each other with one first gs-oil separator inlet, and the described first gs-oil separator gas outlet links to each other with one first plate type heat exchanger, first inlet and produces the described second temperature hot water;
First outlet of described first plate type heat exchanger is connected with a first throttle device, and described first throttle device is connected with the described first exchange type reservoir.
3, heat pump high-temperature hot-water unit according to claim 1, it is characterized in that, described air origin system comprises: the single piece type evaporimeter links to each other with first inlet of one second exchange type reservoir, first outlet of the described second exchange type reservoir links to each other with the return-air mouth of described second compressor, and described second compressor links to each other with one second gs-oil separator inlet and the gaseous coolant of the HTHP after the compression carried out gaseous state first refrigerant of Oil-gas Separation output HTHP.
4, heat pump high-temperature hot-water unit according to claim 3, it is characterized in that, also comprise: a four-way change-over valve, the gas outlet of described second gs-oil separator links to each other with first inlet of described four-way change-over valve, and the outlet of described plate evaporator links to each other with second inlet of described four-way change-over valve; The described second exchange type reservoir, first inlet links to each other with first outlet of described four-way change-over valve.
According to claim 2 or 3 described heat pump high-temperature hot-water units, it is characterized in that 5, the oil-out of described first gs-oil separator is connected with the return-air mouth of described first compressor and links to each other; The oil-out of described second gs-oil separator is connected with the return-air mouth of described second compressor and links to each other.
6, according to claim 1,2,3 or 4 described heat pump high-temperature hot-water units, it is characterized in that, the board-like heat exchanger of described combined type comprises: one second plate type heat exchanger and a three-plate type heat exchanger, wherein said second plate type heat exchanger, first inlet links to each other with second outlet of described four-way change-over valve, and described four-way change-over valve links to each other with described second plate type heat exchanger;
Also comprise one second flow controller, it enters the mouth and links to each other with the described outlet of second plate type heat exchanger first and the second exchange type reservoir second stated respectively, and condensed high-pressure gas-liquid mixing refrigerant is flow to the described second exchange type reservoir with liquid form;
Second outlet of described second plate type heat exchanger is connected with described three-plate type heat exchanger first inlet, hot water is imported in the described three-plate type heat exchanger, first outlet of described three-plate type heat exchanger links to each other with second inlet of the described first exchange type reservoir, realizes described water resource system and air origin system are combined.
7, heat pump high-temperature hot-water unit according to claim 1 is characterized in that, the boiling point of described first refrigerant is lower than the boiling point of described second refrigerant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720304902XU CN201173584Y (en) | 2007-11-30 | 2007-11-30 | Heat pump high-temperature hot water units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720304902XU CN201173584Y (en) | 2007-11-30 | 2007-11-30 | Heat pump high-temperature hot water units |
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| Publication Number | Publication Date |
|---|---|
| CN201173584Y true CN201173584Y (en) | 2008-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720304902XU Expired - Lifetime CN201173584Y (en) | 2007-11-30 | 2007-11-30 | Heat pump high-temperature hot water units |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101158506B (en) * | 2007-11-30 | 2012-01-25 | 武汉朗肯节能技术有限公司 | Heat pump high-temperature hot-water machine group |
| CN111750525A (en) * | 2020-05-28 | 2020-10-09 | 河南省中能联建地热工程有限公司 | Double-source hot water unit based on air source and water source double heat sources |
-
2007
- 2007-11-30 CN CNU200720304902XU patent/CN201173584Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101158506B (en) * | 2007-11-30 | 2012-01-25 | 武汉朗肯节能技术有限公司 | Heat pump high-temperature hot-water machine group |
| CN111750525A (en) * | 2020-05-28 | 2020-10-09 | 河南省中能联建地热工程有限公司 | Double-source hot water unit based on air source and water source double heat sources |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Heat pump high-temperature hot-water machine group Effective date of registration: 20120824 Granted publication date: 20081231 Pledgee: Wuhan rural commercial bank Limited by Share Ltd Optics Valley branch Pledgor: Langken Energy Saving Technology Co., Ltd., Wuhan Registration number: 2012990000470 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20081231 |