CN103075807A - Coupling intercooler for two-stage compression heat pump water heater - Google Patents
Coupling intercooler for two-stage compression heat pump water heater Download PDFInfo
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- CN103075807A CN103075807A CN2013100132167A CN201310013216A CN103075807A CN 103075807 A CN103075807 A CN 103075807A CN 2013100132167 A CN2013100132167 A CN 2013100132167A CN 201310013216 A CN201310013216 A CN 201310013216A CN 103075807 A CN103075807 A CN 103075807A
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Abstract
The invention relates to a coupling intercooler for a two-stage compression heat pump water heater. The coupling intercooler is characterized by comprising a middle cavity body, a left water cavity, a right water cavity and more than one heat exchange tube, wherein an exhaust inlet pipe, a liquid feed outlet pipe, a liquid return inlet pipe and an air return outlet pipe are respectively arranged on the middle cavity body; the left water cavity is arranged on a left side of the middle cavity body; the left water cavity is mutually separated from the middle cavity body; a water inlet pipe is arranged on the left water cavity; the right water cavity is arranged on a right side of the middle cavity body; the right water cavity is mutually separated from the middle cavity body; a water outlet pipe is arranged on the right water cavity; each heat exchange tube is arranged in the middle cavity body; one end of each heat exchange tube is communicated with the left water cavity; and the other end of each heat exchange tube is communicated with the right water cavity. The coupling intercooler for the two-stage compression heat pump water heater has the advantages of simple structure, high heat exchange efficiency, convenience in maintenance and the like.
Description
Technical field
The present invention relates to a kind of heat exchanger technology, the coupling intercooler that the two-stage compression heat pump water-heating machine of cooled is used in the middle of especially a kind of Two-stage Compression twin-stage throttling fully.
Background technology
The two-stage compression heat pump can be stable generation 70-80 ℃ high-temperature-hot-water, but because it produces the single-stage heat pump of hot water temperature about 55 ℃ relatively, systematic energy efficiency ratio is lower, there is simultaneously a coupled problem between the high temperature heat pump system of this source pump and the hot pump in low temp system, bad such as the two-stage coupling, the Energy Efficiency Ratio of unit will further reduce, and unit operation stability is also relatively poor.Based on many reasons, its application in industrial production is limited by very large.For addressing these problems, can be with two-stage compression heat pump low-pressure stage condensation heat and hiigh pressure stage condensation heat cascade utilization, also be low-pressure stage condensation heat part heat as the hiigh pressure stage thermal source that absorbs heat, another part is as the thermal source of material step heating, this system also claims the fully middle cooled heat pump of Two-stage Compression twin-stage throttling high temperature thermal pump water heater, realize this function, in heat pump, must be provided with a coupling intercooler, because the coupling intercooler has considerable influence to the heat pump overall performance, and is therefore a kind of simple in structure, heat exchange efficiency is high, the maintenance intercooler that is coupled easily becomes the key of heat pump system designs.
Summary of the invention
The coupling intercooler that the objective of the invention is to overcome the deficiencies in the prior art and provide a kind of two-stage compression heat pump water-heating machine to use, it is simple in structure, heat exchange efficiency is high, maintenance is convenient.
In order to achieve the above object, the present invention is achieved in that it is the coupling intercooler that a kind of two-stage compression heat pump water-heating machine is used, and is characterized in that comprising:
Middle chamber is respectively equipped with the exhaust inlet pipe of low-pressure stage cold-producing medium, the feed flow outlet of low-pressure stage cold-producing medium, the return-air outlet that returns liquid inlet tube and hiigh pressure stage cold-producing medium of hiigh pressure stage cold-producing medium at described middle chamber;
Left water cavity, described left water cavity are arranged on the left side of middle chamber and mutually isolation, are provided with oral siphon at left water cavity;
Right water cavity, described right water cavity are arranged on the right side of middle chamber and mutually isolation, are provided with outlet pipe at right water cavity; With
Heat exchanger tube more than one, described every heat exchanger tube is arranged in the middle chamber, an end of every heat exchanger tube and left water cavity UNICOM, the other end and right water cavity UNICOM.
Described middle chamber comprises housing, left shrouding and right shrouding, wherein said housing in a tubular form, described left shrouding is arranged on the opening part of housing left end and is sealed and matched, described right shrouding is arranged on the opening part of housing right-hand member and is sealed and matched, and described exhaust inlet pipe, feed flow outlet, time liquid inlet tube and return-air outlet are separately positioned on the housing; Left side at left shrouding is provided with left end cap, thereby described left end cap and left shrouding are sealed and matched and consist of left water cavity, and described oral siphon is arranged on the left end cap; Be provided with right end cap on right shrouding right side, thereby described right end cap and right shrouding are sealed and matched and consist of right water cavity, described outlet pipe is arranged on the right end cap.
The mouth of pipe of the mouth of pipe of described exhaust inlet pipe, time liquid inlet tube all gos deep in the middle chamber and is positioned at below the cold-producing medium liquid level, the mouth of pipe of described return-air outlet is positioned at middle chamber and more than the cold-producing medium liquid level, the mouth of pipe of described feed flow outlet is positioned at the bottom of middle chamber.
Described heat exchanger tube can be metal straight pipe or metallic coil or metal coil pipe.
The present invention compared with prior art has following having a few:
(1) two-stage compression heat pump intercooler and low-temperature circulating hot water heat exchanger are integrated, both can realize that the low-pressure stage exhaust was evaporated for hiigh pressure stage and low-temperature circulating hot water provides heat, also can realize when low-pressure stage needs defrost, the purpose of heat is provided for low-pressure stage defrost and hiigh pressure stage evaporation by low-temperature circulating hot water;
(2) adopted the package cell structure, more be fit to large, neutral heat pump, the equipment processing and manufacturing is easy, heat exchanger tube cleaning, easy to maintenance;
(3) simple in structure, compact.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the A-A cutaway view of Fig. 1.
The specific embodiment
The below describes embodiments of the invention in detail, and the example of described embodiment is shown in the drawings, among the figure from start to finish identical or similar label represent identical or similar element or the element with identical or similar functions.Be exemplary below by the embodiment that is described with reference to the drawings, only be used for explaining the present invention, and can not be interpreted as limitation of the present invention.
In the present invention describes, indicated orientation or position relationship are based on orientation shown in the drawings or position relationship, only be for convenience of description the present invention rather than require the present invention with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.
Shown in Fig. 1 to 2, it is the coupling intercooler that a kind of two-stage compression heat pump water-heating machine is used, and it comprises:
Left water cavity 1, described left water cavity 1 are arranged on the left side of middle chamber 2 and mutually isolation, are provided with oral siphon 12 at left water cavity 1;
Right water cavity 4, described right water cavity 4 are arranged on the right side of middle chamber 2 and mutually isolation, are provided with outlet pipe 5 at right water cavity 4; With
During work, entered in the middle chamber 2 through exhaust inlet pipe 7 by compressor air-discharging, carry out heat exchange with the recirculated water in refrigerant liquid in the middle chamber 2 and the every heat exchanger tube 10, emit heat and be condensed into fluid storage in middle chamber 2, go to again the throttle mechanism of low-pressure stage through feed flow outlet 3.Entered in the middle chamber 2 through returning liquid inlet tube 9 by the refrigerant liquid after the throttling of two-stage compression heat pump water-heating machine hiigh pressure stage, become the compressor that refrigerant gas cooled via return air outlet 8 goes to hiigh pressure stage after the heat absorption.
Meanwhile, outer loop water through the heat exchanger tube 10 of left water cavity 1 in the middle chamber 2, carries out heat exchange with cold-producing medium in the middle chamber 2 from water inlet 12, and heat absorption enters right water cavity 4 after heating up, and flows out through outlet pipe 5, and is required for the low-temperature zone heating.When two-stage compression heat pump water-heating machine low-pressure stage is carried out the defrost operation, in the outside warm recirculated water from water inlet 12 through the heat exchanger tube 10 of left water cavity 1 in the middle chamber 2, carry out heat exchange with the cold-producing medium in the middle chamber 2, the heat release cooling, heat release is required for two-stage compression heat pump water-heating machine low-pressure stage defrost operation and the normal operation of hiigh pressure stage, then enter right water cavity, flow out through outlet pipe 5.
In the present embodiment, described middle chamber 2 comprises housing 14, left shrouding 11 and right shrouding 6, wherein said housing 14 in a tubular form, described left shrouding 11 is arranged on the opening part of housing 14 left ends and is sealed and matched, described right shrouding 6 is arranged on the opening part of housing 14 right-hand members and is sealed and matched, thereby consists of middle chamber 2; Described exhaust inlet pipe 7, feed flow outlet 3, time liquid inlet tube 9 and return-air outlet 8 are separately positioned on the housing 14; Be provided with left end cap 13 in the left side of left shrouding 11, thereby described left end cap 13 is sealed and matched with left shrouding 11 and consists of left water cavity 1, described oral siphon 12 is arranged on the left end cap 13; Be provided with right end cap 15 on right shrouding 6 right sides, thereby described right end cap 15 is sealed and matched with right shrouding 6 and consists of right water cavity 4, described outlet pipe 5 is arranged on the right end cap 15.
In the present embodiment, the mouth of pipe of the mouth of pipe of described exhaust inlet pipe 7, time liquid inlet tube 9 all gos deep in the middle chamber 2 and is positioned at below the cold-producing medium liquid level, to improve heat transfer effect, the mouth of pipe of described return-air outlet 8 is positioned at middle chamber 2 and more than the cold-producing medium liquid level, in case contain refrigerant liquid in the non-return gas, the mouth of pipe of described feed flow outlet 3 is positioned at the bottom of middle chamber 2, so that feed flow and oil return.
In the present embodiment, described heat exchanger tube 10 can be metal straight pipe or metallic coil or metal coil pipe.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple variation, modification, replacement and distortion to these embodiment in the situation that does not break away from principle of the present invention and aim, scope of the present invention is limited by claim and equivalent thereof.
Claims (4)
1. coupling intercooler that the two-stage compression heat pump water-heating machine is used is characterized in that comprising:
Middle chamber (2) is respectively equipped with the exhaust inlet pipe (7) of low-pressure stage cold-producing medium, the feed flow outlet (3) of low-pressure stage cold-producing medium, the return-air outlet (8) that returns liquid inlet tube (9) and hiigh pressure stage cold-producing medium of hiigh pressure stage cold-producing medium at described middle chamber (2);
Left water cavity (1), described left water cavity (1) are arranged on the left side of middle chamber (2) and mutually isolation, are provided with oral siphon (12) at left water cavity (1);
Right water cavity (4), described right water cavity (4) are arranged on the right side of middle chamber (2) and mutually isolation, are provided with outlet pipe (5) at right water cavity (4); With
Heat exchanger tube more than one (10), described every heat exchanger tube (10) are arranged in the middle chamber (2), an end of every heat exchanger tube (10) and left water cavity (1) UNICOM, the other end and right water cavity (4) UNICOM.
2. the coupling intercooler used of two-stage compression heat pump water-heating machine according to claim 1, it is characterized in that described middle chamber (2) comprises housing (14), left shrouding (11) and right shrouding (6), wherein said housing (14) in a tubular form, described left shrouding (11) is arranged on the opening part of housing (14) left end and is sealed and matched, described right shrouding (6) is arranged on the opening part of housing (14) right-hand member and is sealed and matched, described exhaust inlet pipe (7), feed flow outlet (3), returning liquid inlet tube (9) and return-air outlet (8) is separately positioned on the housing (14); Be provided with left end cap (13) in the left side of left shrouding (11), described left end cap (13) and left shrouding (11) thus be sealed and matched and consist of left water cavity (1), described oral siphon (12) is arranged on the left end cap (13); Be provided with right end cap (15) on right shrouding (6) right side, described right end cap (15) and right shrouding (6) thus be sealed and matched and consist of right water cavity (4), described outlet pipe (5) is arranged on the right end cap (15).
3. the coupling intercooler used of two-stage compression heat pump water-heating machine according to claim 1, it is characterized in that the mouth of pipe of described exhaust inlet pipe (7), the mouth of pipe that returns liquid inlet tube (9) all go deep in the middle chamber (2) and be positioned at below the cold-producing medium liquid level, the mouth of pipe of described return-air outlet (8) is positioned at middle chamber (2) and more than the cold-producing medium liquid level, the mouth of pipe of described feed flow outlet (3) is positioned at the bottom of middle chamber (2).
4. the coupling intercooler used of two-stage compression heat pump water-heating machine according to claim 1 is characterized in that described heat exchanger tube (10) can be metal straight pipe or metallic coil or metal coil pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310013216.7A CN103075807B (en) | 2013-01-15 | 2013-01-15 | Coupling intercooler for two-stage compression heat pump water heater |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310013216.7A CN103075807B (en) | 2013-01-15 | 2013-01-15 | Coupling intercooler for two-stage compression heat pump water heater |
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| CN103075807A true CN103075807A (en) | 2013-05-01 |
| CN103075807B CN103075807B (en) | 2015-04-29 |
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Citations (12)
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| CN2786502Y (en) * | 2005-05-18 | 2006-06-07 | 天津大学 | Middle cooler of two-stage heat pump system |
| CN1821700A (en) * | 2006-03-20 | 2006-08-23 | 西安交通大学 | Multiple shell pass screw baffle pipe shell type heat exchanger |
| CN2884061Y (en) * | 2005-12-23 | 2007-03-28 | 中国科学院理化技术研究所 | Parallel compressor low-temperature air source heat pump device capable of realizing two-stage compression |
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| WO2010141669A1 (en) * | 2009-06-03 | 2010-12-09 | E. I. Du Pont De Nemours And Company | Chiller apparatus containing cis-1,1,1,4,4,4-hexafluoro-2 butene and methods of producing cooling therein |
| EP2261579A1 (en) * | 2008-03-18 | 2010-12-15 | Daikin Industries, Ltd. | Freezing device |
| CN201740300U (en) * | 2010-07-15 | 2011-02-09 | 湖北东橙新能源科技有限公司 | Secondary compression heat pump system with intermediate cooler |
| CN102003821A (en) * | 2010-12-03 | 2011-04-06 | 王伯宪 | Energy-saving control of seawater source heat pump system |
| CN201811498U (en) * | 2010-09-29 | 2011-04-27 | 中原工学院 | Double heat source type multi-compression high temperature heat pump |
| JP2012021720A (en) * | 2010-07-15 | 2012-02-02 | Daikin Industries Ltd | Heat pump system |
| CN102374153A (en) * | 2010-08-19 | 2012-03-14 | 大连冷星企业有限公司 | Screw-type and piston-type combined double-stage compressor set and intermediate container |
| CN102419025A (en) * | 2011-11-30 | 2012-04-18 | 合肥凌达压缩机有限公司 | Double-stage enthalpy-increasing air conditioning system |
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2013
- 2013-01-15 CN CN201310013216.7A patent/CN103075807B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2786502Y (en) * | 2005-05-18 | 2006-06-07 | 天津大学 | Middle cooler of two-stage heat pump system |
| CN2884061Y (en) * | 2005-12-23 | 2007-03-28 | 中国科学院理化技术研究所 | Parallel compressor low-temperature air source heat pump device capable of realizing two-stage compression |
| CN1821700A (en) * | 2006-03-20 | 2006-08-23 | 西安交通大学 | Multiple shell pass screw baffle pipe shell type heat exchanger |
| EP2261579A1 (en) * | 2008-03-18 | 2010-12-15 | Daikin Industries, Ltd. | Freezing device |
| CN201392009Y (en) * | 2008-11-05 | 2010-01-27 | 肖永彪 | Heat pump type heating device |
| WO2010141669A1 (en) * | 2009-06-03 | 2010-12-09 | E. I. Du Pont De Nemours And Company | Chiller apparatus containing cis-1,1,1,4,4,4-hexafluoro-2 butene and methods of producing cooling therein |
| CN201740300U (en) * | 2010-07-15 | 2011-02-09 | 湖北东橙新能源科技有限公司 | Secondary compression heat pump system with intermediate cooler |
| JP2012021720A (en) * | 2010-07-15 | 2012-02-02 | Daikin Industries Ltd | Heat pump system |
| CN102374153A (en) * | 2010-08-19 | 2012-03-14 | 大连冷星企业有限公司 | Screw-type and piston-type combined double-stage compressor set and intermediate container |
| CN201811498U (en) * | 2010-09-29 | 2011-04-27 | 中原工学院 | Double heat source type multi-compression high temperature heat pump |
| CN102003821A (en) * | 2010-12-03 | 2011-04-06 | 王伯宪 | Energy-saving control of seawater source heat pump system |
| CN102419025A (en) * | 2011-11-30 | 2012-04-18 | 合肥凌达压缩机有限公司 | Double-stage enthalpy-increasing air conditioning system |
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| CN103075807B (en) | 2015-04-29 |
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Effective date of registration: 20160419 Address after: 528300 Guangdong province Foshan city Shunde District Daliang Street Chang Road No. 11 Patentee after: GUANGDONG HUATIANCHENG NEW ENERGY TECHNOLOGY CO., LTD. Address before: 528300 Guangdong Province, Foshan city Shunde District Daliang Desheng Road Patentee before: Shunde Vocational-Technical College |
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Denomination of invention: Coupling intercooler for two-stage compression heat pump water heater Effective date of registration: 20170214 Granted publication date: 20150429 Pledgee: Shunde Guangdong rural commercial bank Limited by Share Ltd Daliang branch Pledgor: GUANGDONG HUATIANCHENG NEW ENERGY TECHNOLOGY CO., LTD. Registration number: 2017990000107 |
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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. |
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| CP02 | Change in the address of a patent holder |