CN110779353A - Heat exchange structure and heat exchanger - Google Patents
Heat exchange structure and heat exchanger Download PDFInfo
- Publication number
- CN110779353A CN110779353A CN201911128904.1A CN201911128904A CN110779353A CN 110779353 A CN110779353 A CN 110779353A CN 201911128904 A CN201911128904 A CN 201911128904A CN 110779353 A CN110779353 A CN 110779353A
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- China
- Prior art keywords
- heat exchange
- chamber
- cavity
- tube
- water chamber
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
- F28D1/05316—Assemblies of conduits connected to common headers, e.g. core type radiators
Abstract
The invention discloses a heat exchange structure and a heat exchanger, wherein the heat exchange structure comprises a heat exchange tube, a liquid inlet tube, a liquid outlet tube and a water chamber, the water chamber comprises a first cavity communicated with the liquid inlet tube and a second cavity communicated with the liquid outlet tube, a heat exchange medium of the liquid inlet tube flows into the heat exchange tube through the first cavity and converges into the second cavity and then flows out of the liquid outlet tube, the water chamber also comprises a third cavity, the heat exchange medium sequentially flows through the first cavity, the third cavity and the second cavity, the heat exchange tube is U-shaped, two adjacent cavities are communicated through the heat exchange tube, the liquid inlet tube and the liquid outlet tube are arranged on the same side, the water chamber is formed by a metal plate and comprises a partition plate, and the partition plate divides the water chamber into the first cavity. Compared with the prior art, the resistance of the heat exchange medium of the heat exchange tube is reduced, the flow velocity of the heat exchange medium is accelerated, and the heat exchange performance of the heat exchanger is accelerated.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a heat exchange structure and a heat exchanger.
Background
The heat exchanger is the core component among all kinds of indirect heating equipment, and the theory of operation of traditional heat exchanger does: heat transfer medium gets into the heat exchanger from the import pipe to flow in the cooling tube of heat exchanger, carry out the heat exchange through pipe wall and external world, with heat transfer medium's temperature reduction, then flow from the export pipe, mainly carry out the heat transfer through the heat exchange tube among the current heat exchanger, because the velocity of flow of heat transfer medium in the heat exchange tube is comparatively slow, makes the heat transfer performance of heat exchanger can't obtain abundant performance, leads to the heat transfer performance of heat exchanger relatively poor.
Disclosure of Invention
The invention provides a heat exchange structure and a heat exchanger, which effectively solve the technical problem of relatively poor heat exchange performance of the heat exchanger caused by slow flow rate of a heat exchange medium of the conventional heat exchanger.
The technical scheme of the invention is as follows: a heat exchange structure comprising: feed liquor pipe, drain pipe and a plurality of heat exchange tube still include the hydroecium, the hydroecium is equipped with the intercommunication the first cavity and the intercommunication of feed liquor pipe the second cavity of drain pipe, the heat transfer medium warp of feed liquor pipe first cavity flows in and is no less than 1 heat exchange tube and sink into to follow behind the second cavity the drain pipe flows out.
The hydroecium still is equipped with and is located at least one third cavity between first cavity and the second cavity, and two adjacent cavities are through being no less than 1 heat exchange tube intercommunication, the heat transfer medium of first cavity is through the third cavity is amalgamated in the second cavity.
The heat exchange tubes are located outside the water chamber, and two ends of each heat exchange tube are respectively connected to different chambers.
The heat exchange tube is U-shaped, the chambers in the water chamber are arranged along a straight line, and the straight tube parts of the heat exchange tube are parallel to each other and perpendicular to the arrangement direction of the chambers.
The inside of the water chamber is divided by a partition plate to form a first chamber, a second chamber and a third chamber which are independent.
The first cavity is arranged in the middle of the water chamber, the second cavity is arranged at the upper end and the lower end of the water chamber respectively, and the third cavity is arranged between the first cavity and the second cavity.
The liquid inlet pipe and the liquid outlet pipe are arranged on the same side of the water chamber.
The heat exchange tube is arranged on the other side of the water chamber relative to the liquid inlet tube.
The hydroecium comprises the panel beating.
A heat exchanger comprises the heat exchange structure.
Compared with the prior art, the invention has the advantages that: according to the heat exchange structure and the heat exchanger, the liquid inlet pipe is communicated with the first cavity of the water chamber, the liquid outlet pipe is communicated with the second cavity, the heat exchange medium of the liquid inlet pipe flows into the heat exchange pipe through the first cavity and converges into the second cavity and then flows out of the liquid outlet pipe, the resistance of the heat exchange medium flowing into the heat exchange pipe is reduced due to the arrangement of the first cavity, the flow velocity of the heat exchange medium is accelerated, and the heat exchange performance of the heat exchanger is optimized; meanwhile, the space of the heat exchanger is reduced, and the using amount of seamless steel pipes for heat exchange pipes is also reduced.
Drawings
FIG. 1 is a schematic perspective view of a heat exchanger according to the present invention;
fig. 2 is a schematic sectional structure of a water chamber according to the present invention.
Detailed Description
The principles and construction of the present invention will be described in detail below with reference to the drawings and examples.
The invention provides a heat exchange structure and a heat exchanger, and as shown in figure 1, the heat exchanger comprises a shell 1, radiating fins (not shown in the figure) and a heat exchange structure arranged on the shell 1, wherein the heat exchange structure comprises a heat exchange tube 2, a liquid inlet tube 3, a liquid outlet tube 4 and a water chamber 5.
Specifically, the heat exchange tube 2 is arranged inside the shell 1, the water chamber 5 of the heat exchange structure is arranged on one side of the shell 1, the other side of the water chamber 5 is simultaneously communicated with the liquid inlet tube 3 and the liquid outlet tube 4, and the liquid inlet tube 3 and the liquid outlet tube 4 are arranged on the same side of the water chamber 5, so that the volume of the heat exchanger is reduced, and the area is saved; wherein the inside of the water chamber 5 forms a plurality of independent chambers including a first chamber 51, a second chamber 52, and a third chamber 53.
As shown in fig. 1 to 2, the first chamber 51 is communicated with the liquid inlet pipe 3, a heat exchange medium (hereinafter referred to as a heat exchange medium) with a higher temperature in the liquid inlet pipe 3 flows into the first chamber 51 before entering the heat exchange pipe, and the first chamber 51 is also communicated with at least one heat exchange pipe 2, so that the first chamber 51 can stably distribute the heat exchange medium to each heat exchange pipe 2, and compared with a method of directly distributing the heat exchange medium from the liquid inlet pipe to the heat exchange pipes in the prior art, a distribution method of the heat exchange medium passing through the first chamber 51 reduces flowing resistance of the heat exchange medium, thereby increasing flow rate of the heat exchange medium.
The second cavity 52 is communicated with the liquid outlet pipe 4, meanwhile, the other side of the second cavity 52 is also communicated with at least 1 heat exchange pipe 2, and the heat exchange medium in the heat exchange pipe 2 firstly flows into the second cavity 52 and then flows out of the liquid outlet pipe 4.
The third chamber 53 is a middle chamber in which the whole heat exchange medium flows, that is, the flow sequence of the heat exchange medium in the first, second and third chambers is as follows: the heat exchange medium firstly flows into the first cavity and is shunted to the heat exchange tubes, the heat exchange tubes firstly converge to the third cavity 53 for redistribution, finally the heat exchange medium converges to the second cavity 52 and then flows out through the liquid outlet tube 4, and the third cavity 53 serves as a middle cavity and has the effects of further reducing the resistance in the flowing process of the heat exchange medium and improving the flow rate of the heat exchange medium.
Preferably, the flowing directions of the heat exchange medium in the first, second and third chambers are vertical directions, specifically: the inside of hydroecium 5 is separated into a plurality of independent cavities that are setting from top to bottom by baffle 6 that the level set up inside, wherein first cavity 51 sets up the middle part at whole hydroecium 5, second cavity 52 is equipped with two, the upper and lower both ends of hydroecium are located respectively to these two second cavities 52, third cavity 53 sets up between second cavity 52 and first cavity 51, consequently, partly heat transfer medium can flow downwards along the direction of gravity from first cavity 51, and another part heat transfer medium can flow along vertical ascending direction, make heat transfer medium distribution even, the arrangement of heat exchange tube is symmetrical and reasonable more.
The heat exchange tube 2 is the pipeline structure of U type, it mainly includes the elbow of the tip of two adjacent straight tubes and two connected straight tubes, the opening orientation of two tip of heat exchange tube 2 sets up with one side, one of them port is heat transfer medium's the inflow end, another port is heat transfer medium's the end that flows out, two ports of heat exchange tube 2 communicate two adjacent cavities respectively, cavity in the hydroecium 5 is along from the top down along linear arrangement, the straight tube position of heat exchange tube is parallel to each other and the array orientation setting of perpendicular to cavity, for example: the first chamber 51 comprises two rows of outflow ports C1 of heat exchange media, one end of the heat exchange tube 2 is connected to the outflow port C1, the other end of the heat exchange tube 2 connected to the outflow port in the upward direction is connected to the third chamber 53 above the first chamber 51, and the other end of the heat exchange tube 2 connected to the outflow port in the downward direction is connected to the third chamber 53 below the first chamber 51; the third chamber 53 is also provided with two rows of openings communicated with the heat exchange tube 2, wherein one row is an outflow port C1 of the third chamber 53, and the other row is an inflow port C2, the number of the third chambers 53 in the embodiment includes a plurality, and the third chamber 53 is communicated with the third chamber 53 through the heat exchange tube; the second chamber 52 is located at the upper and lower ends of the water chamber 5, and due to the functional requirements of the second chamber 52, the second chamber 52 is provided with only one flow inlet C2, one end of the heat exchange tube 2 is connected to the flow outlet C1 of the third chamber 53, and the other end of the heat exchange tube 2 is connected to the flow inlet C2 of the third chamber.
As shown in fig. 2, the water chamber 5 of the present invention is formed by a plurality of metal plates, and includes a left side plate having openings to form the outlet C1 and the inlet C2, a right side plate communicating with the inlet pipe 3 and the outlet pipe 4, a sealing plate enclosing the left side plate and the right side plate together to form a sealing structure, and the partition plate 6 partitioning the inside of the water chamber 5; the heat exchange tube 2 and the water chamber 5 are fixed together by welding, the liquid inlet tube and the liquid outlet tube can also be fixed on the water chamber by welding, and the main body of the heat exchange tube 2 is supported and fixed by the shell 1.
The principle of the heat exchange structure in the invention is as follows: chilled water or high-temperature water (heat exchange medium) flows into the first cavity from the liquid inlet pipe 3, water flows into the heat exchange pipe 2 through the outflow ports C1 of the upper layer and the lower layer respectively, flows into the third cavity 53 through the inflow port C2, then flows into the next third cavity through the outflow port C1 after repeating the previous flow, flows out of the upper second cavity 52 and the lower second cavity 52 after passing through a plurality of flows, the upper second cavity 52 and the lower second cavity 52 are respectively connected with one liquid outlet pipe 4, and the two liquid outlet pipes 4 are gathered into a header pipe to flow out.
Due to the arrangement of the water chamber 5, the resistance of the heat exchange medium in the heat exchanger is reduced, so that the flowing speed of the heat exchange medium is increased, the heat exchange performance of the heat exchanger is greatly improved due to the increase of the flow speed, and meanwhile, the water chamber replaces part of pipelines, so that the using amount of seamless steel pipes can be reduced; in the same way, under the condition of the same heat exchange medium flow rate, the length of the heat exchange tube required by the arrangement is smaller than that of the conventional heat exchanger, so that the volume of the heat exchanger is reduced.
The above specific embodiments are only intended to illustrate the inventive concept and many modifications and variations may be made by those skilled in the art within the spirit of the invention, which are included within the scope of the invention.
Claims (10)
1. A heat exchange structure comprising: feed liquor pipe, drain pipe and a plurality of heat exchange tube, its characterized in that still includes the hydroecium, the hydroecium is equipped with the intercommunication the first cavity of feed liquor pipe and intercommunication the second cavity of drain pipe, the heat transfer medium warp of feed liquor pipe first cavity flows into and is no less than 1 heat exchange tube and converge to the second cavity after follow the drain pipe flows out.
2. The heat exchange structure according to claim 1, wherein the water chamber is further provided with at least one third chamber located between the first chamber and the second chamber, two adjacent chambers are communicated through not less than 1 heat exchange tube, and the heat exchange medium in the first chamber is gathered into the second chamber through the third chamber.
3. The heat exchange structure according to claim 2, wherein the heat exchange tubes are located outside the water chamber, and both ends of each heat exchange tube are respectively connected to different chambers.
4. The heat exchange structure according to claim 3, wherein the heat exchange tube is U-shaped, the chambers in the water chamber are arranged in a straight line, and the straight tube portions of the heat exchange tube are parallel to each other and perpendicular to the arrangement direction of the chambers.
5. The heat exchange structure according to any one of claims 2 to 4, wherein the inside of the water chamber is divided by a partition plate to form a first chamber, a second chamber and a third chamber which are independent.
6. The heat exchange structure according to claim 5, wherein the first chamber is disposed in a middle portion of the water chamber, the second chamber is disposed at each of upper and lower ends of the water chamber, and the third chamber is disposed between the first chamber and the second chamber.
7. The heat exchange structure of claim 1, wherein the liquid inlet pipe and the liquid outlet pipe are arranged on the same side of the water chamber.
8. The heat exchange structure according to claim 7, wherein the heat exchange tube is disposed at the other side of the water chamber with respect to the liquid inlet tube.
9. The heat exchange structure of claim 1, wherein the water chamber is constructed of sheet metal.
10. A heat exchanger comprising the heat exchange structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911128904.1A CN110779353A (en) | 2019-11-18 | 2019-11-18 | Heat exchange structure and heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911128904.1A CN110779353A (en) | 2019-11-18 | 2019-11-18 | Heat exchange structure and heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110779353A true CN110779353A (en) | 2020-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911128904.1A Pending CN110779353A (en) | 2019-11-18 | 2019-11-18 | Heat exchange structure and heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110779353A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532148A (en) * | 2021-07-29 | 2021-10-22 | 山东烯泰天工节能科技有限公司 | Stainless steel small-pipe-diameter heat exchange equipment |
Citations (9)
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|---|---|---|---|---|
| CN1206098A (en) * | 1997-06-16 | 1999-01-27 | 汉拏空调株式会社 | Multistage gas and liquid phase separation type condenser |
| JPH1183376A (en) * | 1997-09-10 | 1999-03-26 | Sanden Corp | Manufacture of multitubular heat exchanger |
| JP2003302123A (en) * | 2002-04-09 | 2003-10-24 | Mitsubishi Electric Corp | Heat exchanger |
| CN1975311A (en) * | 2006-09-22 | 2007-06-06 | 清华大学 | Liquid separating air condenser |
| CN101021376A (en) * | 2007-03-26 | 2007-08-22 | 艾泰斯热系统研发（上海）有限公司 | Condenser |
| CN101975519A (en) * | 2010-10-30 | 2011-02-16 | 芜湖博耐尔汽车电气系统有限公司 | Parallel flow type heater core for vehicle air conditioner |
| CN102519182A (en) * | 2011-12-20 | 2012-06-27 | 芜湖博耐尔汽车电气系统有限公司 | Parallel flow condenser for automobile air conditioner |
| CN103620336A (en) * | 2011-07-05 | 2014-03-05 | 夏普株式会社 | Heat exchanger and air conditioner equipped with same |
| CN209399803U (en) * | 2018-11-26 | 2019-09-17 | 重庆菲斯塔新能源汽车科技有限公司 | Automobile-used cooling heat radiator and car radiator |
-
2019
- 2019-11-18 CN CN201911128904.1A patent/CN110779353A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1206098A (en) * | 1997-06-16 | 1999-01-27 | 汉拏空调株式会社 | Multistage gas and liquid phase separation type condenser |
| JPH1183376A (en) * | 1997-09-10 | 1999-03-26 | Sanden Corp | Manufacture of multitubular heat exchanger |
| JP2003302123A (en) * | 2002-04-09 | 2003-10-24 | Mitsubishi Electric Corp | Heat exchanger |
| CN1975311A (en) * | 2006-09-22 | 2007-06-06 | 清华大学 | Liquid separating air condenser |
| CN101021376A (en) * | 2007-03-26 | 2007-08-22 | 艾泰斯热系统研发（上海）有限公司 | Condenser |
| CN101975519A (en) * | 2010-10-30 | 2011-02-16 | 芜湖博耐尔汽车电气系统有限公司 | Parallel flow type heater core for vehicle air conditioner |
| CN103620336A (en) * | 2011-07-05 | 2014-03-05 | 夏普株式会社 | Heat exchanger and air conditioner equipped with same |
| CN102519182A (en) * | 2011-12-20 | 2012-06-27 | 芜湖博耐尔汽车电气系统有限公司 | Parallel flow condenser for automobile air conditioner |
| CN209399803U (en) * | 2018-11-26 | 2019-09-17 | 重庆菲斯塔新能源汽车科技有限公司 | Automobile-used cooling heat radiator and car radiator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532148A (en) * | 2021-07-29 | 2021-10-22 | 山东烯泰天工节能科技有限公司 | Stainless steel small-pipe-diameter heat exchange equipment |
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Application publication date: 20200211 |
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| RJ01 | Rejection of invention patent application after publication |