CN104713270A - Compact ready-packaged water-source heat pump unit for rapidly achieving refrigerating and heating switching - Google Patents
Compact ready-packaged water-source heat pump unit for rapidly achieving refrigerating and heating switching Download PDFInfo
- Publication number
- CN104713270A CN104713270A CN201510159542.8A CN201510159542A CN104713270A CN 104713270 A CN104713270 A CN 104713270A CN 201510159542 A CN201510159542 A CN 201510159542A CN 104713270 A CN104713270 A CN 104713270A
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- China
- Prior art keywords
- electric
- way valve
- evaporator
- valve
- condenser
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/06—Heat pumps characterised by the source of low potential heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
Abstract
The invention relates to a compact ready-packaged water-source heat pump unit for rapidly achieving refrigerating and heating switching, and belongs to the fields of energy conservation and environment protection. The heat pump unit comprises a main heat pump unit body, a condenser inlet, an outlet connecting pipeline, an evaporator inlet, an outlet connecting pipeline, eight electric two-way valves, a tail-end circulating pump, a control line and an electric valve controller, wherein the main heat pump unit body is composed of a condenser and an evaporator; the electric valve controller is arranged in the control cabinet; the condenser inlet connecting pipeline is communicated with the tail-end circulating pump and the evaporator inlet through the electric valve, and is communicated with the condenser inlet; the condenser outlet connecting pipeline is communicated with the condenser outlet and the evaporator outlet through the electric two-way valves; the evaporator outlet connecting pipeline is communicated with the evaporator outlet and the condenser outlet through the electric two-way valves; and the evaporator inlet connecting pipeline is communicated with the tail-end circulating pump and the evaporator inlet through the electric two-way valves, and is communicated with the condenser inlet. The compact ready-packaged water-source heat pump unit is compact in structure, fast to install, low in fault rate and good in use effect.
Description
Technical field
The invention belongs to energy-conserving and environment-protective technical field, particularly for large-scale electric drive source pump.
Background technology
Heat pump techniques is in China's development existing a lot of year, and always lukewarm, recently along with country is to the attention of energy-conserving and environment-protective, the development of heat pump is more swift and violent.Heat pump is divided into electric drive and thermal drivers by type of drive.General refrigerating capacity is less than or equal to the genus low profile thermal pump assembly of 60kW, and refrigerating capacity is greater than the large-scale source pump of genus of 60kW.The switching realize refrigeration in the middle-size and small-size source pump of electric drive by the four-way change-over valve in fluorine system, heating, if large-scale source pump also realizes refrigeration by the four-way change-over valve in fluorine system, the switching heated, then underfed can be produced, commutate bad, cross valve does not mate with system, the shortcomings such as bad control commutating period, therefore large-scale source pump only has single refrigeration mode or heating mode, if realize refrigeration and heat two kinds of patterns need be installed by pipeline in valve switch, thus cause installation trouble, set-up time is long, mounting cost is high, and freeze, the switching of heating mode is also inconvenient, refrigeration, the switching length consuming time of heating mode, particularly freeze, heat and switch system frequently, that uses and just more difficult for, both result of use was affected, consume energy again, special messenger is also needed to operate, and the chance broken down is also many.
Summary of the invention
The object of the invention is for overcoming existing large-scale source pump installation trouble, the set-up time is long, installation cost is high, use is difficult, big energy-consuming, length consuming time, the rate that breaks down are many, the problem of result of use difference.Design one to realize refrigeration fast, heat switching compact ready-package water source heat pump units, this unit can fast, monoblock type installs, and have easy to use, energy-conservation, save time, cost-saving, compact, save that space, fault rate are few, the good plurality of advantages of result of use.
The one that the present invention proposes realizes refrigeration fast, heats switching compact ready-package water source heat pump units, this source pump comprises the source pump main body be made up of condenser and evaporimeter, it is characterized in that, also comprise the condenser inlet adapter pipeline, the condensator outlet adapter pipeline that connect condenser, the motor-driven valve controller connecting the evaporator adapter pipeline of evaporimeter, evaporator outlet adapter pipeline, 8 electric two-way valves, end circulating pump, control lines and be arranged in switch board; Wherein, condenser inlet adapter pipeline is successively by No. 8 electric two-way valve, and end circulating pump 9 is connected with evaporator inlet, and is connected with condenser inlet by No. 5 electric two-way valve; Condensator outlet adapter pipeline is connected with condensator outlet by No. 1 electric two-way valve, and is connected with evaporator outlet by No. 2 electric two-way valve; Evaporator outlet adapter pipeline is connected with evaporator outlet by No. 3 electric two-way valve, and is connected with condensator outlet by No. 4 electric two-way valve; Evaporator adapter pipeline is by No. 7 electric two-way valve, and end circulating pump is connected with evaporator inlet, and is connected with condenser inlet by No. 6 electric two-way valve; Each electric two-way valve is all connected with the controller in switch board by control line.
In described water source heat pump units, No. 1 electric two-way valve, No. 3 electric two-way valve, No. 5 electric two-way valve and No. 7 electric two-way valve totally 4 composition the first valve sets, No. 2 electric two-way valve, No. 4 electric two-way valve, No. 6 electric two-way valve and No. 8 electric two-way valve totally 4 composition the second valve sets; When the first valve sets is in opening, the second valve sets is in closed condition; When the first valve sets is in closed condition, the second valve sets is in opening; Heat pump refrigerating is realized and the switching heated by the switching of the Push And Release of electric two-way valve in two groups of valve sets.
Described end circulating pump is arranged on the pipeline of evaporator inlet and electric two-way valve, or is arranged on the pipeline of condenser inlet and electric two-way valve.
Described water source heat pump units also can comprise a unit casing, and described source pump main body is arranged in this shell.
Feature of the present invention and beneficial effect:
The present invention adopts 8 electric two-way valves with conventional heat pump unit for main body and changes the switching of pipeline, realize refrigeration by the switching controlling electric two-way valve Men Zuyu pipeline, heat switching, this source pump is monolithic construction, have quick for installation, easy to use, energy-conservation, save time, the advantage that cost-saving, fault rate is few, result of use is good.Be applicable to larger water source source pump.
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram of the present invention.
Detailed description of the invention
The one that the present invention proposes realizes refrigeration fast, heat and switch compact ready-package water source heat pump units, in the art of heat pumps that electric drive is large-scale, by reference to the accompanying drawings and embodiment be described in detail as follows:
The present invention is the improvement carried out in traditional source pump, embodiment general structure as shown in Figure 1, comprise by unit casing 12, be arranged on the source pump main body that condenser in shell and evaporimeter are formed, connect the condenser inlet adapter pipeline a of condenser, condensator outlet adapter pipeline b, connect the evaporator adapter pipeline d of evaporimeter, evaporator outlet adapter pipeline c, 8 electric two-way valve 1 ~ 8 (valves 1, 3, 5, 7 compositions, one group of control valve group, valve 2, 4, 6, another group control valve group of 8 compositions), end circulating pump 9, control line 10, be arranged on the motor-driven valve controller 11 in switch board,
Wherein, condenser inlet adapter pipeline a is successively by No. 8 electric two-way valve, and end circulating pump 9 is connected with evaporator inlet C, and is connected with condenser inlet A by No. 5 electric two-way valve; Condensator outlet adapter pipeline b is connected with condensator outlet B by No. 1 electric two-way valve, and is connected with evaporator outlet D by No. 2 electric two-way valve; Evaporator outlet adapter pipeline c is connected with evaporator outlet D by No. 3 electric two-way valve, and is connected with condensator outlet B by No. 4 electric two-way valve; Evaporator adapter pipeline d is by No. 7 electric two-way valve, and end circulating pump is connected with evaporator inlet C, and is connected with condenser inlet A by No. 6 electric two-way valve; Each electric two-way valve is all connected with the controller in switch board by control line.
Each parts of the present invention are conventional products.Just in traditional source pump, add electric two-way valve door, end circulating pump, controller, and different pipeline connected modes, wherein:
Electrically operated valve can adopt electronic, pneumatic, surging etc. has the valve products of switching function.
Unit casing 12 is not essential.
Described end circulating pump both can be arranged on the pipeline of evaporator inlet and electric two-way valve, also can be arranged on the pipeline of condenser inlet and electric two-way valve.
End circulating pump import and export joins corresponding valve member (as valve, filter, Pressure gauge etc.).
Electric two-way valve controller can share with conventional rack controller, and control program forms based on adopting conventional programming techniques exploitation in unit allocation program.
The present invention realizes refrigeration, heats the embodiment of switching: No. 1 electric two-way valve, the 2 No. 3 electric two-way valve, the 3 No. 5 electric two-way valve, the 4 No. 7 electric two-way valve form a Valve controlling valve group, and the 5 No. 2 electric two-way valve, the 6 No. 4 electric two-way valve, the 7 No. 6 electric two-way valve, No. 8 electric two-way valve form another Valve controlling valve group; When one group of Valve controlling valve group is in opening, another group Valve controlling valve group must be in closed condition; When one group of control valve group is in closed condition, another group control valve group must be in opening.Two groups of control valve groups can not be in opening simultaneously or be in closed condition simultaneously.The electric two-way valve door of control valve group is connected with switch board 11 by control line 10.When send refrigeration, heating mode order time, the switching controlling electric two-way valve door group by controller realizes the conversion of freezing, heating.Switching in valve sets need be carried out simultaneously.
Specific works process of the present invention is: when unit is refrigeration mode, cold water is entered by evaporator inlet C, through end circulating pump, No. 7 electric two-way valve, through evaporator adapter pipeline d, enter the evaporimeter of unit, then flow out from evaporator outlet adapter pipeline c, through No. 3 electric two-way valve, finally flow out from evaporator outlet D; Hot water is entered by condenser inlet A, through No. 5 electric two-way valve, through condenser inlet adapter pipeline a, enter the condenser of unit, then flow out from condensator outlet adapter pipeline b, through No. 1 electric two-way valve, finally flow out from condensator outlet B, wherein motor-driven valve 2,4,6,8 is closed condition.When unit is heating mode, hot water is entered by evaporator inlet C, through end circulating pump, No. 8 electric two-way valve, through condenser inlet adapter pipeline a, enter the condenser of unit, then flow out from condensator outlet adapter pipeline b, through No. 2 electric two-way valve, finally flow out from evaporator outlet D; Cold water is entered by condenser inlet A, through No. 6 electric two-way valve, the evaporimeter of unit is entered through evaporator adapter pipeline d, then flow out from evaporator outlet adapter pipeline c, through No. 4 electric two-way valve, finally flow out from condensator outlet B, wherein motor-driven valve 1,3,5,7 is closed condition.
Claims (4)
1. one kind realizes freezing, heating switching compact ready-package water source heat pump units fast, this source pump comprises the source pump main body be made up of condenser and evaporimeter, it is characterized in that, also comprise the condenser inlet adapter pipeline, the condensator outlet adapter pipeline that connect condenser, the motor-driven valve controller connecting the evaporator adapter pipeline of evaporimeter, evaporator outlet adapter pipeline, 8 electric two-way valves, end circulating pump, control lines and be arranged in switch board; Wherein, condenser inlet adapter pipeline is successively by No. 8 electric two-way valve, and end circulating pump 9 is connected with evaporator inlet, and is connected with condenser inlet by No. 5 electric two-way valve; Condensator outlet adapter pipeline is connected with condensator outlet by No. 1 electric two-way valve, and is connected with evaporator outlet by No. 2 electric two-way valve; Evaporator outlet adapter pipeline is connected with evaporator outlet by No. 3 electric two-way valve, and is connected with condensator outlet by No. 4 electric two-way valve; Evaporator adapter pipeline is by No. 7 electric two-way valve, and end circulating pump is connected with evaporator inlet, and is connected with condenser inlet by No. 6 electric two-way valve; Each electric two-way valve is all connected with the controller in switch board by control line.
2. water source heat pump units as claimed in claim 1, it is characterized in that, No. 1 electric two-way valve, No. 3 electric two-way valve, No. 5 electric two-way valve and No. 7 electric two-way valve totally 4 composition the first valve sets, No. 2 electric two-way valve, No. 4 electric two-way valve, No. 6 electric two-way valve and No. 8 electric two-way valve totally 4 composition the second valve sets; When the first valve sets is in opening, the second valve sets is in closed condition; When the first valve sets is in closed condition, the second valve sets is in opening; Heat pump refrigerating is realized and the switching heated by the switching of the Push And Release of electric two-way valve in two groups of valve sets.
3. water source heat pump units as claimed in claim 1, it is characterized in that, described end circulating pump is arranged on the pipeline of evaporator inlet and electric two-way valve, or is arranged on the pipeline of condenser inlet and electric two-way valve.
4. water source heat pump units as claimed in claim 1, it is characterized in that, also comprise a unit casing, described source pump main body is arranged in this shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510159542.8A CN104713270A (en) | 2015-04-03 | 2015-04-03 | Compact ready-packaged water-source heat pump unit for rapidly achieving refrigerating and heating switching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510159542.8A CN104713270A (en) | 2015-04-03 | 2015-04-03 | Compact ready-packaged water-source heat pump unit for rapidly achieving refrigerating and heating switching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104713270A true CN104713270A (en) | 2015-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510159542.8A Pending CN104713270A (en) | 2015-04-03 | 2015-04-03 | Compact ready-packaged water-source heat pump unit for rapidly achieving refrigerating and heating switching |
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| CN (1) | CN104713270A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105066530A (en) * | 2015-08-31 | 2015-11-18 | 天津商业大学 | Solid compression refrigeration method and device |
-
2015
- 2015-04-03 CN CN201510159542.8A patent/CN104713270A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105066530A (en) * | 2015-08-31 | 2015-11-18 | 天津商业大学 | Solid compression refrigeration method and device |
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Application publication date: 20150617 |
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| WD01 | Invention patent application deemed withdrawn after publication |