CN104896800A - Double reverse heat exchanger - Google Patents
Double reverse heat exchanger Download PDFInfo
- Publication number
- CN104896800A CN104896800A CN201510290002.3A CN201510290002A CN104896800A CN 104896800 A CN104896800 A CN 104896800A CN 201510290002 A CN201510290002 A CN 201510290002A CN 104896800 A CN104896800 A CN 104896800A
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- China
- Prior art keywords
- heat exchanger
- refrigerant
- water
- chamber
- water inlet
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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
-
- 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
- F25B39/00—Evaporators; Condensers
-
- 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
- F25B2339/00—Details of evaporators; Details of condensers
-
- 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
- F25B2500/00—Problems to be solved
- F25B2500/09—Improving heat transfers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention provides a double reverse heat exchanger, which comprises an outer shell and a heat exchange pipe set inside the outer shell, wherein the outer side of the outer shell is provided with a refrigerant inlet, a refrigerant outlet, a first water inlet and a first water outlet; the double reverse heat exchanger also comprises four layers of vertical clapboards parallel with the outer shell cross section and the shapes of the vertical clapboards are identical with that of the outer shell cross section; the double reverse heat exchanger further comprises a second water inlet and a second water outlet; and the outer shell is divided into a left water mix chamber, a left refrigerant chamber, a middle chamber, a right refrigerant chamber and a right water chamber in order from left to right by the four layers of the vertical clapboards. According to the invention, by utilizing the nested pipe type heat exchange pipe and increasing the vertical clapboards, the contact area of the water with the refrigerant is increased; the heat exchange to the refrigerant is carried out through double water flows, so the heat recycling rate is increased and the work efficiency of the heat exchanger is improved; and the refrigerant that is already liquified is discharged from the left refrigerant chamber through a cone tooth joint, thus the accumulation of the refrigerant inside the heat exchanger is avoided and the system is ensured to work normally.
Description
Technical field
The invention belongs to air-conditioning equipment field, particularly relate to a kind of dual reverse heat exchanger.
Background technology
For case tube-type thermal recovery machine, if water side and medium side are all single processes, cold media gas and water belong to reverse flow, and fully can carry out heat exchange, leaving water temperature can be greater than the air outlet temperature of refrigerant; But because by unit arrangement space or the restriction by the on-the-spot water pipe connection of user, the water inlet pipe and water outlet pipe of heat regenerator must be arranged in the same side in a lot of situation, such layout belongs to water side double-flow, for this type of heat exchanger structure, the flow direction of cold media gas and water has and reversely also to have in the same way, and by the restriction of structure and heat transfer temperature difference, the leaving water temperature of water cannot higher than the air outlet temperature of refrigerant, the sensible heat of cold media gas just can not fully reclaim, and heat recovery rate is lower.
Summary of the invention
Therefore, the invention provides a kind of dual reverse heat exchanger that can increase heat recovery rate.
A kind of dual reverse heat exchanger, comprise shell and the heat exchanger tube being arranged at described enclosure, described outer side is provided with refrigerant inlet, refrigerant exit, first water inlet and the first delivery port, also comprise four layers of parallel described cross-sectional outer, and the vertical clapboard that shape is identical with described cross-sectional outer, second water inlet and the second delivery port, described shell is divided into left water hybrid chamber by four layers of described vertical clapboard from left to right successively, left refrigerant chamber, center lumen, right refrigerant chamber and right water cavity, described heat exchanger tube comprises interior pipe and is wrapped in the outer tube outside described interior pipe, left water hybrid chamber described in described Nei Guan UNICOM and described right water cavity, left refrigerant chamber described in described outer tube UNICOM and described right refrigerant chamber, described second water inlet and the second delivery port are arranged on described shell.
A kind of dual reverse heat exchanger, comprise shell and the heat exchanger tube being arranged at described enclosure, described outer side is provided with refrigerant inlet, refrigerant exit, first water inlet and the first delivery port, also comprise horizontal baffle, four layers of parallel described cross-sectional outer, and the shape vertical clapboard identical with described cross-sectional outer and the second water inlet and the second delivery port, described shell is divided into left water hybrid chamber by four layers of described vertical clapboard from left to right successively, left refrigerant chamber, center lumen, right refrigerant chamber and right water cavity, described horizontal baffle divides three sections: left section is arranged in described center lumen, stage casing sealing is arranged at right refrigerant chamber, right section of sealing is arranged in described right water cavity, inside described shell, described heat exchanger tube comprises interior pipe and is wrapped in the outer tube outside described interior pipe, left water hybrid chamber described in described Nei Guan UNICOM and described right water cavity, left refrigerant chamber described in described outer tube UNICOM and described right refrigerant chamber, described second water inlet and the second delivery port are arranged on described shell.
Described horizontal baffle extends in described intermediate cavity, and the length of described horizontal baffle in described intermediate cavity is less than described intermediate cavity length.
Described horizontal baffle is arranged on described outer casing centerline.
Described second water inlet and the second delivery port are symmetricly set on described shell about described horizontal baffle.
All described vertical clapboard shapes are identical with described cross-sectional outer shape.
Described second water inlet and described second delivery port are arranged in described intermediate cavity.
Described second water inlet is arranged on the downside of described shell, and described second delivery port is arranged on the upside of described shell.
Also comprise cone tooth joint, described cone tooth joint is arranged at minimum point place on the downside of described left refrigerant chamber.
Dual reverse heat exchanger provided by the invention, by using sleeve-type heat exchanging pipe and increasing vertical clapboard, increase the area of the water contacted with refrigerant, and carry out heat exchange by dual current and refrigerant, increase heat recovery rate, promote the operating efficiency of heat exchanger, by cone tooth joint, the refrigerant that liquefied in left refrigerant chamber is got rid of, avoid the inner refrigerant of heat exchanger to accumulate, ensure system worked well.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment 1 of dual reverse heat exchanger provided by the invention;
Fig. 2 is the structural representation of the embodiment 2 of dual reverse heat exchanger provided by the invention.
Detailed description of the invention
Also the present invention is described in detail by reference to the accompanying drawings below by specific embodiment.
Embodiment 1
Dual reverse heat exchanger as shown in Figure 1, comprise shell 1 and the heat exchanger tube 2 being arranged at described shell 1 inside, described shell 1 arranged outside has refrigerant inlet 13, refrigerant exit 14, first water inlet 11 and the first delivery port 12, also comprise four layers of parallel described shell 1 cross section, and the vertical clapboard 3 that shape is identical with described shell 1 cross section, second water inlet 15 and the second delivery port 16, described shell 1 is divided into left water hybrid chamber 101 by four layers of described vertical clapboard 3 from left to right successively, left refrigerant chamber 102, center lumen 103, right refrigerant chamber 104 and right water cavity 105, the outer tube 22 that described heat exchanger tube 2 comprises interior pipe 21 and is wrapped in outside described interior pipe 21, left water hybrid chamber 101 and described right water cavity 105 described in described Nei Guan 21 UNICOM, left refrigerant chamber 102 described in described outer tube 22 UNICOM and described right refrigerant chamber 104, described second water inlet 15 and the second delivery port 16 are arranged on described shell 1.
All described vertical clapboard 3 shapes are identical with described shell 1 shape of cross section, by described left water hybrid chamber 101, described left refrigerant chamber 102, described center lumen 103, described right refrigerant chamber 104 and described right water cavity 105 hermetic separation completely.
Described second water inlet 15 and described second delivery port 16 are arranged in described intermediate cavity.
Described second water inlet 15 is arranged on the downside of described shell 1, and described second delivery port 16 is arranged on the upside of described shell 1, increases the time of staying of water, increases heat recovery efficiency.
Also comprise cone tooth joint 4, described cone tooth joint 4 is arranged at minimum point place on the downside of described right refrigerant chamber 104, and the refrigerant be liquefied is got rid of described heat exchanger, avoids the inner refrigerant of heat exchanger and accumulates, ensure system worked well, increase system heat exchange efficiency.
As shown in Figure 1, heat exchange water route is divided into two:
Article 1, enter in described left water cavity 101 through the first water inlet 11, flow in described right water hybrid chamber 105 through described interior pipe 21, in described intermediate cavity, carry out heat exchange with refrigerant;
Article 2, enters on the downside of described intermediate cavity through the second water inlet 15, and is full of described intermediate cavity gradually, finally flows out described intermediate cavity by described second delivery port 16.
Coolant path is: flow to described right refrigerant chamber 104 through refrigerant inlet 13, and the path between described outer tube 22 and described interior pipe 21 flow in described left refrigerant chamber 102, flows out described heat exchanger by described refrigerant exit 14.
Embodiment 2
Dual reverse heat exchanger as shown in Figure 2, comprise shell 1 and the heat exchanger tube 2 being arranged at described shell 1 inside, described shell 1 arranged outside has refrigerant inlet 11, refrigerant exit 12, first water inlet 13 and the first delivery port 14, also comprise horizontal baffle 4, four layers of parallel described shell 1 cross section, and the shape vertical clapboard 3 identical with described shell 1 cross section and the second water inlet 15 and the second delivery port 16, described shell 1 is divided into left water hybrid chamber 101 by four layers of described vertical clapboard 3 from left to right successively, left refrigerant chamber 102, center lumen 103, right refrigerant chamber 104 and right water cavity 105, described horizontal baffle 4 points three sections, left section is arranged in described center lumen 103, stage casing sealing is arranged in right refrigerant chamber 104, right section of sealing is arranged in described right water cavity 105, inside described shell 1, the outer tube 22 that described heat exchanger tube 2 comprises interior pipe 21 and is wrapped in outside described interior pipe 21, left water hybrid chamber 101 and described right water cavity 105 described in described Nei Guan 21 UNICOM, left refrigerant chamber 102 described in described outer tube 22 UNICOM and described right refrigerant chamber 104, described second water inlet 15 and the second delivery port 16 are arranged on described shell 1.
Described horizontal baffle 4 extends in described intermediate cavity, and the length of described horizontal baffle 4 in described intermediate cavity is less than described intermediate cavity length, optimum length is 4/5ths of described intermediate cavity length, makes water form flowing in described intermediate cavity inside, increases heat recovery efficiency.
Described horizontal baffle 4 is arranged on described shell 1 center line, heat exchanger described in mean allocation, improves heat recovery efficiency.
Described second water inlet 15 and the second delivery port 16 are symmetricly set on described shell 1 about described horizontal baffle 4, increase the flow distance of water in described intermediate cavity inside, improve heat recovery efficiency.
All described vertical clapboard 3 shapes are identical with described shell 1 shape of cross section, by described left water hybrid chamber 101, described left refrigerant chamber 102, described center lumen 103, described right refrigerant chamber 104 and described right water cavity 105 hermetic separation completely.
Described second water inlet 15 and described second delivery port 16 are arranged in described intermediate cavity.
Described second water inlet 15 is arranged on the downside of described shell 1, and described second delivery port 16 is arranged on the upside of described shell 1, increases the time of staying of water, increases heat recovery efficiency.
Also comprise cone tooth joint 5, described cone tooth joint 5 is arranged at minimum point place on the downside of described left refrigerant chamber 102, and the refrigerant be liquefied is got rid of described heat exchanger, avoids the inner refrigerant of heat exchanger and accumulates, ensure system worked well, increase system heat exchange efficiency.
As shown in Figure 2, heat exchange water route is divided into two:
Article 1, described right water cavity 105 is entered inner through the first water inlet 13, on the downside of described horizontal baffle 4, flow in described left water hybrid chamber 101 through the described interior pipe 21 be arranged on the downside of described horizontal baffle 4, to do after water hybrid chamber fills, described right water cavity 105 is flow to inner through the described interior pipe 21 be arranged on the upside of described horizontal baffle 4, on the upside of described horizontal baffle 4, finally flow out described heat exchanger, in this water route, between described interior pipe 21 in described intermediate cavity of water and refrigerant and described outer tube 22, heat exchange is carried out in described left refrigerant chamber 102 and described right refrigerant chamber 104,
Article 2, enters on the downside of described intermediate cavity through the second water inlet 15, and is full of described intermediate cavity gradually, finally flows out described intermediate cavity by described second delivery port 16, in this water route, carries out heat exchange outside water and the refrigerant described outer tube 22 in described intermediate cavity.
Coolant path is: flow in described right refrigerant chamber 104, on the upside of described horizontal baffle 4 through refrigerant inlet 11, passing through the path between described outer tube 22 and described interior pipe 21 be arranged on the upside of described horizontal baffle 4 flow in described left refrigerant chamber 102, and flow in described right refrigerant chamber 104 through the described outer tube 22 be arranged on the downside of described horizontal baffle 4, on the downside of described horizontal baffle 4, flow out described heat exchanger finally by described refrigerant exit 12.
Only the preferred embodiment of the present invention by the above; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. a dual reverse heat exchanger, comprise shell and the heat exchanger tube being arranged at described enclosure, described outer side is provided with refrigerant inlet, refrigerant exit, first water inlet and the first delivery port, it is characterized in that: also comprise four layers of parallel described cross-sectional outer, and the vertical clapboard that shape is identical with described cross-sectional outer, second water inlet and the second delivery port, described shell is divided into left water hybrid chamber by four layers of described vertical clapboard from left to right successively, left refrigerant chamber, center lumen, right refrigerant chamber and right water cavity, described heat exchanger tube comprises interior pipe and is wrapped in the outer tube outside described interior pipe, left water hybrid chamber described in described Nei Guan UNICOM and described right water cavity, left refrigerant chamber described in described outer tube UNICOM and described right refrigerant chamber, described second water inlet and the second delivery port are arranged on described shell.
2. a dual reverse heat exchanger, comprise shell and the heat exchanger tube being arranged at described enclosure, described outer side is provided with refrigerant inlet, refrigerant exit, first water inlet and the first delivery port, it is characterized in that: also comprise horizontal baffle, four layers of parallel described cross-sectional outer, and the shape vertical clapboard identical with described cross-sectional outer and the second water inlet and the second delivery port, described shell is divided into left water hybrid chamber by four layers of described vertical clapboard from left to right successively, left refrigerant chamber, center lumen, right refrigerant chamber and right water cavity, described horizontal baffle divides three sections: left section is arranged in described center lumen, stage casing sealing is arranged at right refrigerant chamber, right section of sealing is arranged in described right water cavity, inside described shell, described heat exchanger tube comprises interior pipe and is wrapped in the outer tube outside described interior pipe, left water hybrid chamber described in described Nei Guan UNICOM and described right water cavity, left refrigerant chamber described in described outer tube UNICOM and described right refrigerant chamber, described second water inlet and the second delivery port are arranged on described shell.
3. dual reverse heat exchanger according to claim 2, is characterized in that: described horizontal baffle extends in described intermediate cavity, and the length of described horizontal baffle in described intermediate cavity is less than described intermediate cavity length.
4. dual reverse heat exchanger according to claim 2, is characterized in that: described horizontal baffle is arranged on described outer casing centerline.
5. dual reverse heat exchanger according to claim 4, is characterized in that: described second water inlet and the second delivery port are symmetricly set on described shell about described horizontal baffle.
6. dual reverse heat exchanger according to claim 1 and 2, is characterized in that: all described vertical clapboard shapes are identical with described cross-sectional outer shape.
7. the dual reverse heat exchanger according to any one of claim 1,2 or 4, is characterized in that: described second water inlet and described second delivery port are arranged in described intermediate cavity.
8. dual reverse heat exchanger according to claim 8, is characterized in that: described second water inlet is arranged on the downside of described shell, and described second delivery port is arranged on the upside of described shell.
9. dual reverse heat exchanger according to claim 1 and 2, is characterized in that: also comprise cone tooth joint, described cone tooth joint is arranged at minimum point place on the downside of described left refrigerant chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510290002.3A CN104896800A (en) | 2015-05-29 | 2015-05-29 | Double reverse heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510290002.3A CN104896800A (en) | 2015-05-29 | 2015-05-29 | Double reverse heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104896800A true CN104896800A (en) | 2015-09-09 |
Family
ID=54029621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510290002.3A Pending CN104896800A (en) | 2015-05-29 | 2015-05-29 | Double reverse heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104896800A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105552401A (en) * | 2016-02-03 | 2016-05-04 | 中国东方电气集团有限公司 | Fuel cell equipment and fuel cell energy system |
| CN111103320A (en) * | 2019-12-13 | 2020-05-05 | 浙江海亮股份有限公司 | Heat exchange coefficient measuring device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1588125A (en) * | 1977-10-19 | 1981-04-15 | Northern Eng Ind | District heating systems |
| CN1092156A (en) * | 1993-01-04 | 1994-09-14 | 科万商标投资有限公司 | Heat exchange |
| CN201050953Y (en) * | 2007-05-15 | 2008-04-23 | 谢育生 | Penetration converse heat exchanger |
| CN201811609U (en) * | 2010-09-29 | 2011-04-27 | 中原工学院 | Box-type multi-shell-side counter-flow speed-up shell-and-tube heat exchanger |
| CN202119298U (en) * | 2011-05-31 | 2012-01-18 | 田洪川 | Composite type heat exchanger |
-
2015
- 2015-05-29 CN CN201510290002.3A patent/CN104896800A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1588125A (en) * | 1977-10-19 | 1981-04-15 | Northern Eng Ind | District heating systems |
| CN1092156A (en) * | 1993-01-04 | 1994-09-14 | 科万商标投资有限公司 | Heat exchange |
| CN201050953Y (en) * | 2007-05-15 | 2008-04-23 | 谢育生 | Penetration converse heat exchanger |
| CN201811609U (en) * | 2010-09-29 | 2011-04-27 | 中原工学院 | Box-type multi-shell-side counter-flow speed-up shell-and-tube heat exchanger |
| CN202119298U (en) * | 2011-05-31 | 2012-01-18 | 田洪川 | Composite type heat exchanger |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105552401A (en) * | 2016-02-03 | 2016-05-04 | 中国东方电气集团有限公司 | Fuel cell equipment and fuel cell energy system |
| CN111103320A (en) * | 2019-12-13 | 2020-05-05 | 浙江海亮股份有限公司 | Heat exchange coefficient measuring device |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: An Puguang Inventor after: Zhang Jie Inventor after: Liu Gang Inventor after: Meng Qingchao Inventor before: An Puguang Inventor before: Niu Jie Inventor before: Liu Gang Inventor before: Meng Qingchao |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150909 |