CN202770083U - Ground source heat pump unit capable of preventing valve from leaking - Google Patents
Ground source heat pump unit capable of preventing valve from leaking Download PDFInfo
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- CN202770083U CN202770083U CN 201220482171 CN201220482171U CN202770083U CN 202770083 U CN202770083 U CN 202770083U CN 201220482171 CN201220482171 CN 201220482171 CN 201220482171 U CN201220482171 U CN 201220482171U CN 202770083 U CN202770083 U CN 202770083U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/40—Geothermal heat-pumps
Abstract
A ground source heat pump unit capable of preventing a valve from leaking comprises a refrigeration or heating circulation device, a first pipeline to a fourth pipeline, a first branch pipeline to a eighth branch pipeline, an air conditioning system water supply pipe, an air conditioning system water return pipe, a ground system water charging pipe, a ground system water discharging pipe, an air conditioning system circulation water pump, a ground system circulation water pump, and eight turning valves, wherein the portions of the first branch pipeline to the eighth pipeline, where the nest-stage parts of the turning valves are placed, are respectively provided with a check valve. According to the ground source heat pump unit, the portions of the first branch pipeline to the eighth pipeline which are connected among a condenser, an evaporimeter, an air-conditioning system and a ground system, where the nest-stage parts of the turning valves are placed, are respectively provided with the check valve in series, pressure differences of two sides of each turning valve are effectively reduced, and therefore the phenomenon of water leakage on the edge of an upper valve plate of each turning valve is avoided. In addition, the phenomenon of water leakage can be reduced, and therefore continuous water supply for the air conditioning system is not needed, and energy saving effect is good.
Description
Technical field
The utility model belongs to the ground source heat pump technology field, particularly relates to a kind of earth source heat pump unit that can prevent valve leak.
Background technology
The essence of ground source heat pump technology utilizes trepan to hole at the earth exactly, then vertically bury underground in the hole by the PE plastics make and specialty on be called the U-shaped pipe of ground heat exchanger, in ground heat exchanger, inject heat transferring medium afterwards, heat transferring medium is generally water, absorb heat or cold by the heat exchange between this heat transferring medium and the earth from the earth, then heat transferring medium offers refrigerant in the earth source heat pump unit with this heat or the cold mode by heat exchange, the earth source heat pump unit will offer the air-conditioner that is installed in the interior space through the refrigerant that heats up after the heat exchange or lower the temperature again afterwards, this refrigerant will carry out heat exchange with the air of the interior space in air-conditioner, thereby the interior space is remained under the suitable temperature.Being earth-source hot-pump system is comprised of the earth source heat pump unit that links to each other by pipeline each other, many groups ground heat exchanger of consisting of many air-conditioners of air-conditioning system and consisting of embedding system, wherein the earth source heat pump unit is installed in the machine room, many air-conditioners are arranged on and need to organize ground heat exchanger more and then be embedded in the earth soil in the interior different interior spaces of thermoregulator building.
Fig. 1 is a kind of earth source heat pump set structure schematic diagram of prior art.As shown in Figure 1, the earth source heat pump unit of this prior art comprises refrigeration or heats EGR, first to fourth pipeline 4-7, the first to the 8th arm 14-21, air-conditioning system feed pipe 8, air-conditioning system return pipe 9, embedding system and comes water pipe 10, embedding system outlet pipe 11, Air Conditioning Cycle water pump 12, embedding system water circulating pump 13 and eight Steering valve A-H; Described refrigeration or heat EGR and be connected with each other by refrigerant pipe by compressor 1, condenser 2, not shown expansion valve and evaporimeter 3 and consist of; Wherein evaporimeter 3 links to each other with an end of first, second pipeline 4,5; One end of condenser 2 and the 3rd, the 4th pipeline 6,7 joins; The other end of the first pipeline 4 is continuous with an end of first, second arm 14,15 simultaneously; The other end of the second pipeline 5 is continuous with an end of the 3rd, the 4th arm 16,17 simultaneously; The other end of the 3rd pipeline 6 is continuous with an end of the 5th, the 6th arm 18,19 simultaneously; The other end of the 4th pipeline 7 is continuous with an end of the 7th, the 8th arm 20,21 simultaneously; The first, the other end of the 7th arm 14,20 links to each other with air-conditioning system return pipe 9 simultaneously; The second, the other end of the 8th arm 15,21 comes water pipe 10 to link to each other with embedding system simultaneously; Three, the 5th arm 16,18 links to each other with air-conditioning system feed pipe 8 simultaneously; And 17,19 of the 4th, the 6th arms and embedding system outlet pipe 11 join; Be separately installed with a Steering valve A-H on each arm 14-21; Air Conditioning Cycle water pump 12 is installed on the air-conditioning system return pipe 9; Embedding system water circulating pump 13 then is arranged on embedding system to be come on the water pipe 10.
During summer cooling, from 12 ℃ of backwater of air-conditioning system under the effect of Air Conditioning Cycle water pump 12 successively through air-conditioning system return pipe 9, the first arm 14, Steering valve A and the first pipeline 4 flow into evaporimeter 3, Steering valve E on the second arm 15 closes at this moment, this water will carry out heat exchange with the refrigerant that flows in the evaporimeter 3, thereby water temperature is down to 7 ℃, then successively through the second pipeline 5, the 3rd arm 16, Steering valve B and air-conditioning system feed pipe 8 flow back to air-conditioning system, Steering valve F on the 4th arm 17 closes at this moment, thereby realizes the refrigeration to the interior space.Meanwhile, from embedding system and under the effect of embedding system water circulating pump 13, come water pipe 10 through embedding system to the embedding system cold water of the earth heat radiation successively, the 8th arm 21, Steering valve H and the 4th pipeline 7 flow into condenser 2, Steering valve D on the 7th arm 20 closes at this moment, this water will carry out heat exchange with the refrigerant that flows in the condenser 2, thereby water temperature is raise, then successively through the 3rd pipeline 6, the 6th arm 19, Steering valve G and embedding system outlet pipe 11 flow back to embedding system, Steering valve C on the 5th arm 18 closes at this moment, so repeatedly circulates.And refrigeration or heat the same prior art of operation principle of EGR.
During Winter heat supply, from 40 ℃ of backwater of air-conditioning system under the effect of Air Conditioning Cycle water pump 12 successively through air-conditioning system return pipe 9, the 7th arm 20, Steering valve D and the 4th pipeline 7 flow into condenser 2, this water will carry out heat exchange with the refrigerant that flows in the condenser 2, thereby water temperature is increased to 45 ℃, Steering valve H on the 8th arm 21 closes at this moment, then successively through the 3rd pipeline 6, the 5th arm 18, Steering valve C and air-conditioning system feed pipe 8 flow back to air-conditioning system, Steering valve G on the 6th arm 19 closes at this moment, thereby realizes heating the interior space.Meanwhile, from embedding system and under the effect of embedding system water circulating pump 13, come water pipe 10 through embedding system to the embedding system hot water of the earth heat absorption successively, the second arm 15, Steering valve E and the first pipeline 4 flow into evaporimeter 3, Steering valve A on the first arm 14 closes at this moment, this water will carry out heat exchange and heat release with the refrigerant that flows in the evaporimeter 3, thereby water temperature is reduced, then successively through the second pipeline 5, the 4th arm 17, Steering valve F and embedding system outlet pipe 11 flow back to embedding system, Steering valve B on the 3rd arm 16 closes at this moment, so repeatedly circulates.And refrigeration or heat the same prior art of operation principle of EGR.
But, there is following point in the earth source heat pump unit of this prior art: as mentioned above, air-conditioning system is arranged in the building, embedding system then is embedded in the earth soil, be that arranging of air-conditioning system and embedding system is highly different, therefore the water pressure in two systems is different, and building more high pressure is poor larger.Because Steering valve A-H adopts Hand-operated butterfly valve usually, and the both sides of valve plate are respectively air-conditioning system water and embedding system water on the butterfly valve, there is larger pressure differential in the both sides that are valve plate, therefore through several times heat supply, after the cooling conversion, drainage will appear in the edge of valve plate, the result causes the air-conditioning system water constantly to flow in the embedding system water by the valve plate edge, cause the embedding system water excessive, air-conditioning system is lack of water then, at this moment can only lean on to air-conditioning system ceaselessly moisturizing solve, can cause water thus, the waste of electricity is when serious even also can affect the normal operation of system.In addition, when damaging appears in a certain Steering valve, can only stop the operation of whole system, will cause very large impact to system so undoubtedly.
Summary of the invention
In order to address the above problem, the purpose of this utility model is the earth source heat pump unit that can prevent valve leak that a kind of good energy-conserving effect is provided and is convenient to keep in repair.
In order to achieve the above object, the earth source heat pump unit that provides of the utility model comprises refrigeration or heats EGR, first to fourth pipeline, the first to the 8th arm, air-conditioning system feed pipe, air-conditioning system return pipe, embedding system and comes water pipe, embedding system outlet pipe, Air Conditioning Cycle water pump, embedding system water circulating pump and eight Steering valves; Described refrigeration or heat EGR and be connected with each other by refrigerant pipe by compressor, condenser, expansion valve and evaporimeter and consist of; Wherein evaporimeter links to each other with an end of first, second pipeline; One end of condenser and the 3rd, the 4th pipeline joins; The other end of the first pipeline links to each other with an end of first, second arm simultaneously; The other end of the second pipeline links to each other with an end of the 3rd, the 4th arm simultaneously; The other end of the 3rd pipeline links to each other with an end of the 5th, the 6th arm simultaneously; The other end of the 4th pipeline links to each other with an end of the 7th, the 8th arm simultaneously; The first, the other end of the 7th arm links to each other with the air-conditioning system return pipe simultaneously; The second, the other end of the 8th arm comes water pipe to link to each other with embedding system simultaneously; Three, the 5th arm links to each other with the air-conditioning system feed pipe simultaneously; Four, the 6th arm then joins with the embedding system outlet pipe; Be separately installed with a Steering valve on the first to the 8th arm; The Air Conditioning Cycle water pump is installed on the air-conditioning system return pipe; The embedding system water circulating pump then is arranged on embedding system to be come on the water pipe; The position that is positioned at the Steering valve downstream on described the first to the 8th arm is separately installed with a check-valves.
The bore of described check-valves is identical with the bore of Steering valve.
The earth source heat pump unit that can prevent valve leak that the utility model provides is the check-valves that is installed in series again of the Steering valve downstream portion on eight arms that are connected between condenser, evaporimeter and air-conditioning system and the embedding system, can effectively reduce the pressure differential of Steering valve both sides like this, so the edge of valve plate just drainage can not appear on the Steering valve.In addition, owing to can reduce drainage, therefore need not to ceaselessly moisturizing of air-conditioning system, so good energy-conserving effect.In addition, when damaging appearred in a certain valve on arbitrary arm, because each arm is provided with two valves, so the maintenance personal can keep in repair therefore very convenient practicality to this valve under the state that does not affect the normal operation of system.
Description of drawings
Fig. 1 is a kind of earth source heat pump set structure schematic diagram of prior art.
The earth source heat pump set structure schematic diagram that can prevent valve leak that Fig. 2 provides for the utility model.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the earth source heat pump unit that can prevent valve leak that the utility model provides is elaborated.The parts identical with prior art adopt identical drawing reference numeral, and omit its explanation of carrying out.
As shown in Figure 2, the earth source heat pump unit that can prevent valve leak that the utility model provides comprises refrigeration or heats EGR, first to fourth pipeline 4-7, the first to the 8th arm 14-21, air-conditioning system feed pipe 8, air-conditioning system return pipe 9, embedding system and comes water pipe 10, embedding system outlet pipe 11, Air Conditioning Cycle water pump 12, embedding system water circulating pump 13 and eight Steering valve A-H; Described refrigeration or heat EGR and be connected with each other by refrigerant pipe by compressor 1, condenser 2, not shown expansion valve and evaporimeter 3 and consist of; Wherein evaporimeter 3 links to each other with an end of first, second pipeline 4,5; One end of condenser 2 and the 3rd, the 4th pipeline 6,7 joins; The other end of the first pipeline 4 is continuous with an end of first, second arm 14,15 simultaneously; The other end of the second pipeline 5 is continuous with an end of the 3rd, the 4th arm 16,17 simultaneously; The other end of the 3rd pipeline 6 is continuous with an end of the 5th, the 6th arm 18,19 simultaneously; The other end of the 4th pipeline 7 is continuous with an end of the 7th, the 8th arm 20,21 simultaneously; The first, the other end of the 7th arm 14,20 links to each other with air-conditioning system return pipe 9 simultaneously; The second, the other end of the 8th arm 15,21 comes water pipe 10 to link to each other with embedding system simultaneously; Three, the 5th arm 16,18 links to each other with air-conditioning system feed pipe 8 simultaneously; And 17,19 of the 4th, the 6th arms and embedding system outlet pipe 11 join; Be separately installed with a Steering valve A-H on the first to the 8th arm 14-21; Air Conditioning Cycle water pump 12 is installed on the air-conditioning system return pipe 9; Embedding system water circulating pump 13 then is arranged on embedding system to be come on the water pipe 10; The position that is positioned at Steering valve A-H downstream on described the first to the 8th arm 14-21 is separately installed with a check-valves A '-H '.
The bore of described check-valves A '-H ' is identical with the bore of Steering valve A-H.
Therefore the same prior art of earth source heat pump working principle of said set that the utility model provides repeats no more here.
Claims (2)
1. earth source heat pump unit that can prevent valve leak, it comprises refrigeration or heats EGR, first to fourth pipeline (4-7), the first to the 8th arm (14-21), air-conditioning system feed pipe (8), air-conditioning system return pipe (9), embedding system and comes water pipe (10), embedding system outlet pipe (11), Air Conditioning Cycle water pump (12), embedding system water circulating pump (13) and eight Steering valves (A-H); Described refrigeration or heat EGR and be connected with each other by refrigerant pipe by compressor (1), condenser (2), expansion valve and evaporimeter (3) and consist of; Wherein evaporimeter (3) links to each other with an end of first, second pipeline (4,5); Condenser (2) joins with an end of the 3rd, the 4th pipeline (6,7); The other end of the first pipeline (4) is continuous with an end of first, second arm (14,15) simultaneously; The other end of the second pipeline (5) is continuous with an end of the 3rd, the 4th arm (16,17) simultaneously; The other end of the 3rd pipeline (6) is continuous with an end of the 5th, the 6th arm (18,19) simultaneously; The other end of the 4th pipeline (7) is continuous with an end of the 7th, the 8th arm (20,21) simultaneously; The first, the other end of the 7th arm (14,20) links to each other with air-conditioning system return pipe (9) simultaneously; The second, the other end of the 8th arm (15,21) comes water pipe (10) to link to each other with embedding system simultaneously; Three, the 5th arm (16,18) links to each other with air-conditioning system feed pipe (8) simultaneously; And the 4th, the 6th arm (17,19) then joins with embedding system outlet pipe (11); Be separately installed with a Steering valve (A-H) on the first to the 8th arm (14-21); Air Conditioning Cycle water pump (12) is installed on the air-conditioning system return pipe (9); Embedding system water circulating pump (13) then is arranged on embedding system to be come on the water pipe (10); It is characterized in that: the position that is positioned at Steering valve (A-H) downstream on described the first to the 8th arm (14-21) is separately installed with a check-valves (A '-H ').
2. the earth source heat pump unit that can prevent valve leak according to claim 1 is characterized in that: the bore of described check-valves (A '-H ') is identical with the bore of Steering valve (A-H).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220482171 CN202770083U (en) | 2012-09-19 | 2012-09-19 | Ground source heat pump unit capable of preventing valve from leaking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220482171 CN202770083U (en) | 2012-09-19 | 2012-09-19 | Ground source heat pump unit capable of preventing valve from leaking |
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| Publication Number | Publication Date |
|---|---|
| CN202770083U true CN202770083U (en) | 2013-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220482171 Expired - Fee Related CN202770083U (en) | 2012-09-19 | 2012-09-19 | Ground source heat pump unit capable of preventing valve from leaking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202770083U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829585A (en) * | 2012-09-19 | 2012-12-19 | 天津美意机电设备工程有限公司 | Ground source heat pump unit capable of preventing valve leakage |
| CN104236179A (en) * | 2014-09-25 | 2014-12-24 | 昆山特佳高美绿能科技有限公司 | Hydraulic exchange energy-saving device of ground source heat pump air conditioning unit |
-
2012
- 2012-09-19 CN CN 201220482171 patent/CN202770083U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829585A (en) * | 2012-09-19 | 2012-12-19 | 天津美意机电设备工程有限公司 | Ground source heat pump unit capable of preventing valve leakage |
| CN104236179A (en) * | 2014-09-25 | 2014-12-24 | 昆山特佳高美绿能科技有限公司 | Hydraulic exchange energy-saving device of ground source heat pump air conditioning unit |
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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 |
Granted publication date: 20130306 Termination date: 20180919 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |