CN203443441U - Heat exchanging device - Google Patents
Heat exchanging device Download PDFInfo
- Publication number
- CN203443441U CN203443441U CN201320378879.4U CN201320378879U CN203443441U CN 203443441 U CN203443441 U CN 203443441U CN 201320378879 U CN201320378879 U CN 201320378879U CN 203443441 U CN203443441 U CN 203443441U
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- China
- Prior art keywords
- heat
- space
- micropore flat
- flat tube
- micropore
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- Expired - Lifetime
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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
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/0233—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes the conduits having a particular shape, e.g. non-circular cross-section, annular
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Thermotherapy And Cooling Therapy Devices (AREA)
Abstract
The utility model discloses a heat exchanging device which comprises a shell, a sealing partition plate, a plurality of heat exchanging module units and a fan. The sealing partition plate divides the shell into a cold space and a hot space. Each heat exchanging module unit comprises a micropore flat pipe which is bent to be snakelike and is obliquely arranged corresponding to the sealing partition plate, the portion, located at the hot space, of each micropore flat pipe is lower than the portion, located at the cold space, of each micropore flat pipe, and cooling fans facilitating heat dissipation are arranged between two adjacent straight pipe sections of each snakelike micropore flat pipe. Each micropore flat pipe is arranged to be of a multi-channel structure formed by a plurality of micropores, the micropore flat pipes are filled with working media used for heat exchange, and the two ends of each micropore flat pipe are connected through a pipe joint and a communicating pipe to form a closed space. According to the heat exchanging device, the heat exchange between the cold space and the hot space on the two sides of the sealing partition plate can be achieved through heat flow transmission of the working media in the micropore flat pipes, and the heat exchanging device is low in production cost, reliable in running and high in heat conversion efficiency.
Description
Technical field
The utility model relates to a kind of heat-exchange device, is particularly applied to the heat-exchange device of chemical industry and electron trade.
Background technology
Heat-exchange device relates to the heat exchange occasion of all conglomeraties; For electron trade, the communications industry, analyze in a sense, to heating electronic component and install its unit are or the rapid heat radiation of space power consumption, become its restricted link; Therefore, the research and development of international, domestic electron trade power consumption type electric-control system, communication base station closed electricity cabinet internal strength burn-off device become important in the industry problem.
At present, international, domestic in this field such as power consumption electric-control system or communication base station closed electricity cabinet, mostly adopt refrigeration air-conditioner or eddy current mode cooling, but air-conditioning system increases considerably the energy consumption of electric-control system or communication base station self, and investment and maintenance cost have been increased, and eddy current mode is cooling, high-pressure air source need to be set or air compressor machine is directly installed, also increase equally one-time investment cost and operation expense; By this, need in the industry one-time investment reduction, reliable and few maintenance or non-maintaining within certain time limit, it can be stablized, by its power-consumption heat, the pattern by heat exchange distributes reliably, to stablizing the working environment of electric-control system.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of heat-exchange device that production cost is low, reliable, thermal conversion efficiency is high.
The utility model solves the technical scheme that its technical problem adopts:
, comprise
Housing, is provided with cold junction air inlet and cold junction air outlet, hot junction air inlet and hot junction air outlet;
Seal diaphragm, is vertically arranged in housing and is connected with housing seal, and in order to be separated to form cold space and heat space in housing, described cold junction air inlet and cold junction air outlet are positioned at cold space, and described hot junction air inlet and hot junction air outlet are positioned at heat space;
At least one heat exchange module group unit, it passes seal diaphragm and is placed in cold space and heat space, comprise the snakelike micropore flat tube that bends to being obliquely installed with respect to seal diaphragm, and micropore flat tube is positioned at the part of heat space lower than the part in cold space, between adjacent two straight lengths of snakelike micropore flat tube, be provided with the fin of being convenient to heat radiation, described micropore flat tube is arranged to form multichannel structure by a plurality of micropores, in micropore flat tube, be filled with the working medium that heat exchange is used, the two ends of micropore flat tube are by pipe joint and communicating pipe being connected to form enclosure space;
Fan, is installed on housing and is positioned at a side of cold junction air inlet.
As the improvement of technique scheme, be arranged to described communicating pipe form multichannel structure by a plurality of micropores.
Further, a plurality of micropores of described communicating pipe, micropore flat tube are all rods arranged in horizontal line.
Further, described pipe joint is provided with two connection holes that connect, in described two pipe joints, have at least a connection hole to be provided with catch, described catch blocks to improve uniform temperature by the part micropore of micropore flat tube or communicating pipe, and enclosure space forms closed-loop path all the time.
Further, be provided with the inlet of perfusion working medium on one of them pipe joint in described two pipe joints, inlet is provided with the check valve that prevents that working medium from flowing backwards.
Further, described seal diaphragm after mutually being pegged graft by a plurality of plates bonding or welding form.
Further, described seal diaphragm and housing adopt bonding or welding manner to be tightly connected.
The beneficial effects of the utility model are: the utility model is by the heat space of seal diaphragm one side, fin absorbs the heat of the air fluid entering from hot junction air inlet, and by micropore flat tube, the heat of its absorption is conducted to micropore flat tube internal working medium, warm-up movement after working medium heat absorption is carried into heat in the micropore of the micropore flat tube in the cold space of seal diaphragm opposite side, and by micropore flat tube, its heat is derived, then pass to fin, under the forced-convection heat transfer effect of fan, the heat that fin in cold space absorbs is diffused, cause the working medium of micropore flat tube in cold space to be lowered the temperature, and lean on gravity reflux to heat space, thereby complete heat transfer process.The utility model, without using external impetus, relies on the temperature difference in hot and cold space and gravitional force can complete heat exchange, and production cost is low, reliable, thermal conversion efficiency is high.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is schematic diagram of the present utility model;
Fig. 2 is that the utility model is removed the schematic diagram after housing and fan;
Fig. 3 is the schematic diagram of the micropore flat tube in the utility model;
Fig. 4 is the schematic diagram of the communicating pipe in the utility model;
A kind of view that when Fig. 5 is the utility model employing catch obstruction, enclosure space is communicated with;
Another view that when Fig. 6 is the utility model employing catch obstruction, enclosure space is communicated with.
The specific embodiment
Referring to figs. 1 through Fig. 6, a kind of heat-exchange device of the present utility model, comprises
Housing 1, is provided with cold junction air inlet 101 and cold junction air outlet 102, hot junction air inlet 103 and hot junction air outlet 104;
Seal diaphragm 2, vertically be arranged in housing 1 and be tightly connected with housing 1, in order to be separated to form cold space 11 and heat space 12 in housing, described cold junction air inlet 101 and cold junction air outlet 102 are positioned at cold space 11, and described hot junction air inlet 103 and hot junction air outlet 104 are positioned at heat space 12;
At least one heat exchange module group unit 3, it passes seal diaphragm 2 and is placed in cold space 11 and heat space 12, comprise the snakelike micropore flat tube 31 that bends to being obliquely installed with respect to seal diaphragm 2, and micropore flat tube 31 is positioned at the part of heat space 12 lower than the part in cold space 11, between adjacent two straight lengths of snakelike micropore flat tube 31, be provided with the fin 32 of being convenient to heat radiation, described micropore flat tube 31 is arranged to form multichannel structure by a plurality of micropores, in micropore flat tube 31, be filled with the working medium that heat exchange is used, the two ends of micropore flat tube 31 are by pipe joint 33 and communicating pipe 34 be connected to form enclosure space,
Fan 4, is installed on housing 1 and is positioned at a side of cold junction air inlet 101.
The utility model is by the heat space 12 of seal diaphragm 2 one sides, fin 32 absorbs the heat of the air fluid entering from hot junction air inlet 103, and by micropore flat tube 31, the heat of its absorption is conducted to micropore flat tube 31 internal working mediums, warm-up movement after working medium heat absorption is carried into heat in the micropore of the micropore flat tube 31 in the cold space 11 of seal diaphragm 2 opposite sides, and by micropore flat tube 31, its heat is derived, then pass to fin 32, under the forced-convection heat transfer effect of fan 4, the heat that fin 32 in cold space 11 absorbs is diffused, cause the working medium of the interior micropore flat tube 31 in cold space 11 to be lowered the temperature, and lean on gravity reflux to heat space 12, thereby complete heat transfer process.The utility model, without using external impetus, relies on the temperature difference in hot and cold space 11,12 and gravitional force can complete heat exchange, and production cost is low, reliable, thermal conversion efficiency is high.
In this specific embodiment, for the ease of the assembling of heat exchange module group unit 3, described seal diaphragm 2 after mutually being pegged graft by a plurality of plates bonding or welding form; Preferably, in order to make cold space 11 and heat space 12 not connected, described seal diaphragm 2 and housing 1 adopt bonding or welding manner to be tightly connected, can certainly seal diaphragm 2 with housing 1 riveted joint after with glass cement, seal.
Heat exchange module group unit 3 in the utility model all can work independently, and the combination of heat exchange module group unit 3 can be according to the tolerance band design alternative of bulk; The working fluids characteristic of each heat exchange module group unit 3 and filling rate can be selected according to the heat flow rate per unit area Environment Design with space of living in; Too high when heat space 12 heat flow rate per unit area parts, and the working medium filling rate of heat exchange module group unit 3 is while being 100%, and the diabatic process of this heat exchange module group unit 3 is equivalent to the mode of fluid liquid pulsating conduction transporting heat energy and carries out heat transfer; When the working medium filling rate of heat exchange module group unit 3 is 30% ~ 70%, this heat exchange module group unit 3 flows because working medium is subject to thermal evaporation to form the two-phase pulsating that gaseous state and liquid two states mix.In addition, described working medium can be formed by one-component or some combination of components; Some components can form azeotropic point or keep boiling point separately.Especially, when working medium is comprised of some components and keeps boiling point separately, working medium forms turbulent flow in enclosure space, conduct heat fast, and excellent in heat dissipation effect.
Preferably, described communicating pipe 34 and micropore flat tube 31 adopt the organic material of aluminium alloy or good heat conductivity to make; Such material does not have obvious pin hole in 500 times of high-power microscope downward views, can keep air-tightness and watertightness under high temperature, high pressure.
Further, described communicating pipe 34 is arranged to form multichannel structure by a plurality of micropores, and a plurality of micropores have increased the wetted perimeter area of communicating pipe 34, has improved on the one hand the heat exchange efficiency of communicating pipe 34; Reduce on the other hand the pressure of working medium to communicating pipe 34, extend the service life of communicating pipe 34, preferably, in order to make processing simple, a plurality of micropores of described communicating pipe 34, micropore flat tube 31 are all rods arranged in horizontal line.
Consider that the heat flow rate per unit area in heat space 12 is not interior equally distributed at whole heat space 12, its heat flow rate per unit area of place the closer to hot junction air inlet 103 is stronger, therefore working medium is non-uniform temperature in enclosure space, reduced heat transfer effect, for addressing this problem, described pipe joint 33 is provided with two connection holes that connect, in described two pipe joints 33, have at least a connection hole to be provided with catch 331, described catch 331 blocks to improve uniform temperature by the part micropore of micropore flat tube 31 or communicating pipe 34, and enclosure space forms closed-loop path all the time.As: when adopting a pipe joint 33 to block, with reference to Fig. 5, this pipe joint 33 blocks the part micropore of connected micropore flat tube 31, the part micropore of connected communicating pipe 34 is blocked simultaneously, and two of this pipe joint 33 connect the holes state in connecting all the time, enclosure space forms closed-loop path all the time; When adopting two pipe joints 33 to block, with reference to Fig. 6, one of them pipe joint 33 blocks the part micropore of connected micropore flat tube 31 or communicating pipe 34, another pipe joint 33 blocks the part micropore of connected micropore flat tube 31 or communicating pipe 34 simultaneously, and the two ends of communicating pipe 34 all the time with the state of heat exchange module group unit 3 in connecting, enclosure space forms closed-loop path etc. all the time.The utility model, by the passage of part micropore is blocked, refluxes the working medium of clogged passage, and is constantly mixed, shunts with the working medium in other passages by pipe joint 33, thereby realize the object that improves uniform temperature and heat exchange efficiency.
Further, on one of them pipe joint 33 in described two pipe joints 33, be provided with the inlet of perfusion working medium, working medium from the interior refluence of micropore flat tube 31 out in order to prevent from pouring into working medium, described inlet is provided with the check valve 5 that prevents that working medium from flowing backwards, in addition, for fear of there is air in enclosure space, affect heat exchange efficiency, before perfusion working medium, must vacuumize processing to enclosure space, check valve 5 also has and prevents that air from entering the effect of enclosure space.
Disclosed all features in this description, or the step in disclosed all methods or process, except the speciality and/or step of mutual repulsion, all can combine by any way, unless narration especially, all can be replaced by other equivalences or the alternative features with similar object,, unless narration especially, each feature is an embodiment in a series of equivalences or similar characteristics.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. a heat-exchange device, is characterized in that: comprise
Housing (1), is provided with cold junction air inlet (101) and cold junction air outlet (102), hot junction air inlet (103) and hot junction air outlet (104);
Seal diaphragm (2), vertically be arranged in housing (1) and be tightly connected with housing (1), in order to be separated to form cold space (11) and heat space (12) in housing, described cold junction air inlet (101) and cold junction air outlet (102) are positioned at cold space (11), and described hot junction air inlet (103) and hot junction air outlet (104) are positioned at heat space (12);
At least one heat exchange module group unit (3), its through seal diaphragm (2) and be placed in cold space (11) and heat space (12) in, comprise the snakelike micropore flat tube (31) that bends to being obliquely installed with respect to seal diaphragm (2), and micropore flat tube (31) is positioned at the part of heat space (12) lower than the part of cold space (11), between adjacent two straight lengths of snakelike micropore flat tube (31), be provided with the fin (32) of being convenient to heat radiation, described micropore flat tube (31) is arranged to form multichannel structure by a plurality of micropores, micropore flat tube is filled with the working medium that heat exchange is used in (31), the two ends of micropore flat tube (31) are by pipe joint (33) and communicating pipe (34) be connected to form enclosure space,
Fan (4), is installed on the side that cold junction air inlet (101) was gone up and be positioned to housing (1).
2. a kind of heat-exchange device according to claim 1, is characterized in that: described communicating pipe (34) is arranged to form multichannel structure by a plurality of micropores.
3. a kind of heat-exchange device according to claim 2, is characterized in that: a plurality of micropores of described communicating pipe (34), micropore flat tube (31) are all rods arranged in horizontal line.
4. a kind of heat-exchange device according to claim 2, it is characterized in that: described pipe joint (33) is provided with two connection holes that connect, in described two pipe joints (33), have at least a connection hole to be provided with catch (331), described catch (331) blocks to improve uniform temperature by micropore flat tube (31) or the part micropore of communicating pipe (34), and enclosure space forms closed-loop path all the time.
5. a kind of heat-exchange device according to claim 1, is characterized in that: on one of them pipe joint (33) in described two pipe joints (33), be provided with the inlet of perfusion working medium, inlet is provided with the check valve (5) that prevents that working medium from flowing backwards.
6. a kind of heat-exchange device according to claim 1, is characterized in that: described seal diaphragm (2) after mutually being pegged graft by a plurality of plates bonding or welding form.
7. a kind of heat-exchange device according to claim 1, is characterized in that: described seal diaphragm (2) and housing (1) adopt bonding or welding manner to be tightly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320378879.4U CN203443441U (en) | 2013-06-27 | 2013-06-27 | Heat exchanging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320378879.4U CN203443441U (en) | 2013-06-27 | 2013-06-27 | Heat exchanging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203443441U true CN203443441U (en) | 2014-02-19 |
Family
ID=50094481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320378879.4U Expired - Lifetime CN203443441U (en) | 2013-06-27 | 2013-06-27 | Heat exchanging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203443441U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322844A (en) * | 2013-06-27 | 2013-09-25 | 高禹丰 | Heat exchanging device |
| CN112857113A (en) * | 2021-03-11 | 2021-05-28 | 华北电力大学 | Micro-channel oscillatory flow heat pipe heat exchanger |
-
2013
- 2013-06-27 CN CN201320378879.4U patent/CN203443441U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322844A (en) * | 2013-06-27 | 2013-09-25 | 高禹丰 | Heat exchanging device |
| CN103322844B (en) * | 2013-06-27 | 2015-01-21 | 高禹丰 | Heat exchanging device |
| CN112857113A (en) * | 2021-03-11 | 2021-05-28 | 华北电力大学 | Micro-channel oscillatory flow heat pipe heat exchanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140219 Effective date of abandoning: 20150121 |
|
| RGAV | Abandon patent right to avoid regrant |