CN206478909U - The air injection enthalpy-increasing heat pump of permanent water temperature defrosting - Google Patents
The air injection enthalpy-increasing heat pump of permanent water temperature defrosting Download PDFInfo
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- CN206478909U CN206478909U CN201621401140.0U CN201621401140U CN206478909U CN 206478909 U CN206478909 U CN 206478909U CN 201621401140 U CN201621401140 U CN 201621401140U CN 206478909 U CN206478909 U CN 206478909U
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- heat exchanger
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- injection enthalpy
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Abstract
The utility model discloses a kind of air injection enthalpy-increasing heat pump of permanent water temperature defrosting, including air injection enthalpy-increasing compressor, accumulator, four-way valve, water-side heat, economizer, air-side heat exchanger and gas-liquid separator, the first heat exchanger tube, the second heat exchanger tube and electric heating tube are provided with the accumulator, the economizer includes the first cooling liquid path and the second cooling liquid path, the first cooling liquid path includes Q3 mouthfuls and Q4 mouthfuls, and the second cooling liquid path includes Q2 mouthfuls and Q1 mouthfuls.The air injection enthalpy-increasing heat pump of the permanent water temperature defrosting, the energy that the energy saved using accumulator and electrical heating are produced, can be when system defrosts, commutated by four-way valve, consume the energy defrosting that the energy in accumulator and electrical heating are produced, when defrosting, the leaving water temperature of water-side heat is constant, improves user's usage comfort.
Description
Technical field
The utility model is related to air injection enthalpy-increasing technical field of heat pumps, specially a kind of air injection enthalpy-increasing heat pump of permanent water temperature defrosting
System.
Background technology
Air injection enthalpy-increasing system, the new system being made up of air injection enthalpy-increasing compressor, air injection enthalpy-increasing technology, efficient subcooler
System, the combination of these three technologies can provide efficient performance.This is an organic whole, i.e., efficient air injection enthalpy-increasing compression
Economizer, the high-performance heat exchanger of machine, efficient subcooler and electric expansion valve formation together constitute energy-efficient jet system
System.
Air injection enthalpy-increasing compressor is latest generation screw compressor patented technology, and air injection enthalpy-increasing technology refers to air injection enthalpy-increasing
Based on compressor, intermediate pressure section coolant injection technology is optimized.Principle was that intermediate pressure suction hole sucks a part of intermediate pressure
The gas of power, recompression is mixed with the refrigerant by Partial shrinkage, and realization is realized two stages of compression with single compressor, added cold
Refrigerant flow in condenser, increases the enthalpy difference of main circulation loop, so as to substantially increase the efficiency of compressor.
Efficient subcooler also plays critical effect in the entire system, and on the one hand main circulation loop refrigerant is entered
It is subcooled before row throttling, increases enthalpy difference;On the other hand, to subsidiary loop(This road refrigerant will be imported in the middle part of compressor and directly participated in
Compression)Middle low-pressure low-temperature refrigerant after electric expansion valve is depressured carries out appropriate preheating, with reach it is suitable in pressure there is provided
Second-compressed is carried out to compressor.
However, traditional air injection enthalpy-increasing heat pump, in defrosting, reversely, unit freezes four-way valve when defrosting, water
The leaving water temperature reduction of side heat exchanger, influences client's usage comfort.
Utility model content
The purpose of this utility model is to provide a kind of air injection enthalpy-increasing heat pump of permanent water temperature defrosting, to solve the above-mentioned back of the body
Traditional air injection enthalpy-increasing heat pump is proposed in scape technology, in defrosting, reversely, unit freezes four-way valve when defrosting, water
The problem of leaving water temperature reduction of side heat exchanger, influence client's usage comfort.
To achieve the above object, the utility model provides following technical scheme:A kind of air injection enthalpy-increasing heat of permanent water temperature defrosting
Pumping system, including air injection enthalpy-increasing compressor, accumulator, four-way valve, water-side heat, economizer, air-side heat exchanger and gas
It is provided with the first heat exchanger tube, the second heat exchanger tube and electric heating tube in liquid/gas separator, the accumulator, the economizer includes the
One cooling liquid path and the second cooling liquid path, the first cooling liquid path include Q3 mouthfuls and Q4 mouthfuls, described second
Cooling liquid path includes Q2 mouthfuls and Q1 mouthfuls.
The exhaust outlet of the air injection enthalpy-increasing compressor is connected by gas exhaust piping with the D ports of four-way valve, the four-way valve
C-terminal mouthful connected with the delivery port of water-side heat.
The S ports of the four-way valve and the import of gas-liquid separator are connected, and outlet and the jet of the gas-liquid separator increase
The gas returning port connection of enthalpy compressor.
The E ports of the four-way valve and the import of air-side heat exchanger are connected, and the outlet of the air-side heat exchanger passes through
Second filter is connected with the import of the first electric expansion valve, the outlet and the right side of the second triple valve of first electric expansion valve
Port is connected, and the upper port of second triple valve is connected with the import of the second magnetic valve, the outlet of second magnetic valve and
One end connection of second heat exchanger tube in accumulator, the import of the other end and gas-liquid separator of second heat exchanger tube is connected.
The left port of second triple valve is connected with the import of the first magnetic valve, the outlet of first magnetic valve and the
The Q3 mouths of the first cooling liquid path connect in the lower port connection of one triple valve, the upper port and economizer of first triple valve
Connect, the Q4 mouths of the first cooling liquid path are connected by the first filter with the import of the first heat exchanger tube in accumulator, institute
State the outlet of the first heat exchanger tube and the water inlet of water-side heat is connected.
It is preferred that, it is provided with pressure on the exhaust outlet of the air injection enthalpy-increasing compressor and the connecting pipeline of gas returning port and opens
Pass, pressure gauge and needle-valve.
It is preferred that, the four-way valve uses model STF-0401 supply solenoid operated four-way valve.
It is preferred that, the import of the air-side heat exchanger is provided with four, and air-side heat exchanger four imports with
The E ports connection of four-way valve.
It is preferred that, the outlet of the air-side heat exchanger is provided with four, and air-side heat exchanger four outlets with
Second filter is connected.
Compared with prior art, the beneficial effects of the utility model are:The air injection enthalpy-increasing heat pump of the permanent water temperature defrosting,
The energy that the energy saved using accumulator and electrical heating are produced, can be commutated when system defrosts by four-way valve, be consumed
The energy defrosting that energy and electrical heating in accumulator are produced, when defrosting, the leaving water temperature of water-side heat is constant, improves
User's usage comfort.
Brief description of the drawings
Fig. 1 is the utility model structural representation;
Fig. 2 heats schematic flow sheet to be of the present utility model;
Fig. 3 is cooling flow schematic diagram of the present utility model;
Fig. 4 is defrosting schematic flow sheet of the present utility model.
In figure:1 air injection enthalpy-increasing compressor, 2 accumulators, the heat exchanger tubes of 2-1 first, the heat exchanger tubes of 2-2 second, 3 electric heating tubes, 4
Four-way valve, 5 water-side heats, 51 delivery ports, 52 water inlets, 6 first filters, 7 economizers, the first cooling liquids of 7-1 path,
The second cooling liquids of 7-2 path, 8 first triple valves, 9 first electric expansion valves, 10 first magnetic valves, 11 second filters, 12
Air-side heat exchanger, 13 second triple valves, 14 second magnetic valves, 15 gas-liquid separators, 16 the 3rd magnetic valves, 17 second electronics are swollen
Swollen valve.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Referring to Fig. 1, the utility model provides a kind of technical scheme:A kind of air injection enthalpy-increasing heat pump system of permanent water temperature defrosting
System, including air injection enthalpy-increasing compressor 1, accumulator 2, four-way valve 4, water-side heat 5, economizer 7, air-side heat exchanger 12 and
The first heat exchanger tube 2-1, the second heat exchanger tube 2-2 and electric heating tube 3, economizer 7 are provided with gas-liquid separator 15, accumulator 2
Include Q3 mouthfuls and Q4 including the first cooling liquid path 7-1 and the second cooling liquid path 7-2, the first cooling liquid path 7-1
Mouthful, the second cooling liquid path 7-2 includes Q2 mouthfuls and Q1 mouthfuls.
The exhaust outlet of air injection enthalpy-increasing compressor 1 is connected by gas exhaust piping with the D ports of four-way valve 4, the C-terminal of four-way valve 4
Mouth is connected with the delivery port of water-side heat 5.
The S ports of four-way valve 4 are connected with the import of gas-liquid separator 15, outlet and the air injection enthalpy-increasing pressure of gas-liquid separator 15
The gas returning port connection of contracting machine 1.
The E ports of four-way valve 4 are connected with the import of air-side heat exchanger 12, and the outlet of air-side heat exchanger 12 passes through second
Filter 11 is connected with the import of the first electric expansion valve 9, the outlet of the first electric expansion valve 9 and the right-hand member of the second triple valve 13
Mouth connection, the upper port of the second triple valve 13 is connected with the import of the second magnetic valve 14, the outlet and accumulation of energy of the second magnetic valve 14
Second heat exchanger tube 2-2 one end connection in device 2, the second heat exchanger tube 2-2 other end is connected with the import of gas-liquid separator 15.
The left port of second triple valve 13 is connected with the import of the first magnetic valve 10, the outlet and first of the first magnetic valve 10
The lower port connection of triple valve 8, the upper port of the first triple valve 8 connects with the Q3 mouths of the first cooling liquid path 7-1 in economizer 7
Connect, the first cooling liquid path 7-1 Q4 mouths are connected by the import of the first filter 6 and the first heat exchanger tube 2-1 in accumulator 2
Connect, the first heat exchanger tube 2-1 outlet is connected with the water inlet of water-side heat 5.
The right output port of first triple valve 8 is connected with the import of the 3rd magnetic valve 16, the outlet and second of the 3rd magnetic valve 16
The import connection of electric expansion valve 17, the outlet of the second electric expansion valve 17 and the second cooling liquid path 7-2 in economizer 7
Q2 mouthfuls of connections, the second cooling liquid path 7-2 Q1 mouths are connected with the exhaust outlet of air injection enthalpy-increasing compressor 1.
In the utility model:Pressure is provided with the exhaust outlet of air injection enthalpy-increasing compressor 1 and the connecting pipeline of gas returning port
Power switch, pressure gauge and needle-valve.
In the utility model:Four-way valve 4 uses model STF-0401 supply solenoid operated four-way valve.
In the utility model:The import of air-side heat exchanger 12 is provided with four, and four of air-side heat exchanger 12 enter
Mouth is connected with the E ports of four-way valve 4.
In the utility model:The outlet of air-side heat exchanger 12 is provided with four, and four of air-side heat exchanger 12 go out
Mouth is connected with the second filter 11.
The air injection enthalpy-increasing heat pump of permanent water temperature defrosting of the present utility model to heat flow as shown in Figure 2:
Gas flows into the D ports of four-way valve 4 from the exhaust outlet of air injection enthalpy-increasing compressor 1, then is flowed out from the C-terminal mouthful of four-way valve
Exchanged heat in water-side heat 5, the first heat exchanger tube 2-1 that the gas after being exchanged heat through water-side heat 5 is flowed into accumulator 2
Place, now electric heating tube 3 is closed, and the gas after being exchanged heat through the first heat exchanger tube 2-1 flows into the first filter 6 and carries out filterer
Make, the gas after being filtered through the first filter 6 flows into the Q4 mouths of the first cooling liquid path 7-1 in economizer 7, then cold from first
But fluid path 7-1 Q3 mouths are flowed out in the first triple valve 8.
Now the 3rd magnetic valve 16 is opened, the second electric expansion valve 17 is opened, from the first triple valve 8 flow out gas successively
Flowed into by the 3rd magnetic valve 16 and the second electric expansion valve 17 in economizer 7 at second cooling liquid path 7-2 Q2 mouths,
Flowed out to again at the second cooling liquid path 7-2 Q1 mouths in the puff prot of air injection enthalpy-increasing compressor 1.
At the same time, the first magnetic valve 10 is opened, the second magnetic valve 14 is closed, the first electric expansion valve 9 is opened;From first
The gas that triple valve 8 flows out passes sequentially through the first magnetic valve 10, the second triple valve 13, the first electric expansion valve 9 and the second mistake
Filter 11 is flowed into be exchanged heat in air-side heat exchanger 12, and the gas after being exchanged heat through air-side heat exchanger 12 flows into four-way valve 4
E ports, then flow to from the S ports of four-way valve 4 in gas-liquid separator 15 and carry out gas-liquid separation, the gas after gas-liquid separation
The gas returning port of air injection enthalpy-increasing compressor 1 is flowed into, so that complete whole system heats work.
The cooling flow of the air injection enthalpy-increasing heat pump of permanent water temperature defrosting of the present utility model is as shown in Figure 3:
First electric expansion valve 9 is opened, the second magnetic valve 14 is closed, the first magnetic valve 10 is opened, the 3rd magnetic valve 16 is closed
Close, electric heating tube 3 is closed.
Gas flows into the D ports of four-way valve 4 from the exhaust outlet of air injection enthalpy-increasing compressor 1, then is flowed out from the E ports of four-way valve
Exchanged heat into air-side heat exchanger 12, through air-side heat exchanger 12 exchange heat after gas pass sequentially through the second filter 11,
First electric expansion valve 9, the second triple valve 13, the first magnetic valve 10 and the first triple valve 8 flow into the first cooling in economizer 7
Fluid path 7-1 Q3 mouths, then flow out to progress filterer in the first filter 6 from the first cooling liquid path 7-1 Q4 mouths
Make, the gas after being filtered through the first filter 6 is flowed at the first heat exchanger tube 2-1 in accumulator 2, is changed through the first heat exchanger tube 2-1
Gas after heat is flowed into be exchanged heat in water-side heat 5, and the gas after being exchanged heat through water-side heat 5 flows into the C-terminal of four-way valve 4
Mouthful place, then flowed out to from the S ports of four-way valve 4 gas-liquid separation is carried out in gas-liquid separator 15, the gas inflow after gas-liquid separation
The gas returning port of air injection enthalpy-increasing compressor 1, so as to complete the refrigeration work of whole system.
The defrosting flow of the air injection enthalpy-increasing heat pump of permanent water temperature defrosting of the present utility model is as shown in Figure 4:
First electric expansion valve 9 is opened, the first magnetic valve 10 is closed, the second magnetic valve 14 is opened, electric heating tube 3 is according to bar
Part is opened.
Gas flows into the D ports of four-way valve 4 from the exhaust outlet of air injection enthalpy-increasing compressor 1, then is flowed out from the E ports of four-way valve
Exchanged heat into air-side heat exchanger 12, through air-side heat exchanger 12 exchange heat after gas pass sequentially through the second filter 11,
First electric expansion valve 9, the second triple valve 13 and the second magnetic valve 14 are flowed at the second heat exchanger tube 2-2 in accumulator 2, warp
Gas after second heat exchanger tube 2-2 heat exchange, which is flowed into gas-liquid separator 15, carries out gas-liquid separation, and the gas after gas-liquid separation is flowed into
The gas returning port of air injection enthalpy-increasing compressor 1, so as to complete the defrosting work of whole system.
In summary:The air injection enthalpy-increasing heat pump of the permanent water temperature defrosting, the energy saved using accumulator 2 and electrical heating
The energy of generation, can be commutated when system defrosts by four-way valve 4, and the energy and electrical heating in consumption accumulator 2 are produced
Energy defrosting, when defrosting, the leaving water temperature of water-side heat 5 is constant, improve user's usage comfort.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions.By sentence " including one ... the key element limited, it is not excluded that
Also there is other identical element in the process including the key element, method, article or equipment ".
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of air injection enthalpy-increasing heat pump of permanent water temperature defrosting, including air injection enthalpy-increasing compressor(1), accumulator(2), four-way valve
(4), water-side heat(5), economizer(7), air-side heat exchanger(12)And gas-liquid separator(15), it is characterised in that:Institute
State accumulator(2)Inside it is provided with the first heat exchanger tube(2-1), the second heat exchanger tube(2-2)And electric heating tube(3), the economizer
(7)Including the first cooling liquid path(7-1)With the second cooling liquid path(7-2), the first cooling liquid path(7-1)
Including Q3 mouthfuls and Q4 mouthfuls, the second cooling liquid path(7-2)Including Q2 mouthfuls and Q1 mouthfuls;
The air injection enthalpy-increasing compressor(1)Exhaust outlet pass through gas exhaust piping and four-way valve(4)D ports connection, the four-way
Valve(4)C-terminal mouthful and water-side heat(5)Delivery port connection;
The four-way valve(4)S ports and gas-liquid separator(15)Import connection, the gas-liquid separator(15)Outlet with
Air injection enthalpy-increasing compressor(1)Gas returning port connection;
The four-way valve(4)E ports and air-side heat exchanger(12)Import connection, the air-side heat exchanger(12)Go out
Mouth passes through the second filter(11)With the first electric expansion valve(9)Import connection, first electric expansion valve(9)Outlet
With the second triple valve(13)Right output port connection, second triple valve(13)Upper port and the second magnetic valve(14)Import
Connection, second magnetic valve(14)Outlet and accumulator(2)Interior second heat exchanger tube(2-2)One end connection, described second
Heat exchanger tube(2-2)The other end and gas-liquid separator(15)Import connection;
Second triple valve(13)Left port and the first magnetic valve(10)Import connection, first magnetic valve(10)'s
Outlet and the first triple valve(8)Lower port connection, first triple valve(8)Upper port and economizer(7)Interior first is cold
But fluid path(7-1)Q3 mouths connection, the first cooling liquid path(7-1)Q4 mouths pass through the first filter(6)With
Accumulator(2)Interior first heat exchanger tube(2-1)Import connection, first heat exchanger tube(2-1)Outlet and water-side heat(5)
Water inlet connection;
First triple valve(8)Right output port and the 3rd magnetic valve(16)Import connection, the 3rd magnetic valve(16)'s
Outlet and the second electric expansion valve(17)Import connection, second electric expansion valve(17)Outlet and economizer(7)It is interior
Second cooling liquid path(7-2)Q2 mouths connection, the second cooling liquid path(7-2)Q1 mouths and air injection enthalpy-increasing compress
Machine(1)Exhaust outlet connection.
2. the air injection enthalpy-increasing heat pump of permanent water temperature defrosting according to claim 1, it is characterised in that:The air injection enthalpy-increasing
Compressor(1)Exhaust outlet and gas returning port connecting pipeline on be provided with pressure switch, pressure gauge and needle-valve.
3. the air injection enthalpy-increasing heat pump of permanent water temperature defrosting according to claim 1, it is characterised in that:The four-way valve
(4)Using model STF-0401 supply solenoid operated four-way valve.
4. the air injection enthalpy-increasing heat pump of permanent water temperature defrosting according to claim 1, it is characterised in that:The air side is changed
Hot device(12)Import be provided with four, and air-side heat exchanger(12)Four imports and four-way valve(4)E ports connect
Connect.
5. the air injection enthalpy-increasing heat pump of permanent water temperature defrosting according to claim 1, it is characterised in that:The air side is changed
Hot device(12)Outlet be provided with four, and air-side heat exchanger(12)Four outlet with the second filter(11)Connection.
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CN201621401140.0U CN206478909U (en) | 2016-12-20 | 2016-12-20 | The air injection enthalpy-increasing heat pump of permanent water temperature defrosting |
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CN201621401140.0U CN206478909U (en) | 2016-12-20 | 2016-12-20 | The air injection enthalpy-increasing heat pump of permanent water temperature defrosting |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106705477A (en) * | 2016-12-20 | 2017-05-24 | 广东华天成新能源科技股份有限公司 | Enhanced-vapour-injection heat pump system capable of realizing constant-water-temperature defrosting |
-
2016
- 2016-12-20 CN CN201621401140.0U patent/CN206478909U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106705477A (en) * | 2016-12-20 | 2017-05-24 | 广东华天成新能源科技股份有限公司 | Enhanced-vapour-injection heat pump system capable of realizing constant-water-temperature defrosting |
CN106705477B (en) * | 2016-12-20 | 2023-10-17 | 广东华天成新能源科技股份有限公司 | Constant water temperature defrosting jet enthalpy-increasing heat pump system |
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GR01 | Patent grant | ||
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CP02 | Change in the address of a patent holder |
Address after: 528308 Guangdong Province, Foshan city Shunde District Lunjiao Street office Yongfeng village two Industrial Zone No. 34 south of Patentee after: GUANGDONG HUATIANCHENG NEW ENERGY TECHNOLOGY CO., LTD. Address before: 528300 Guangdong province Foshan city Shunde District Daliang Street Chang Road No. 11 Patentee before: GUANGDONG HUATIANCHENG NEW ENERGY TECHNOLOGY CO., LTD. |