CN204100649U - Heat exchanger - Google Patents
Heat exchanger Download PDFInfo
- Publication number
- CN204100649U CN204100649U CN201420471492.8U CN201420471492U CN204100649U CN 204100649 U CN204100649 U CN 204100649U CN 201420471492 U CN201420471492 U CN 201420471492U CN 204100649 U CN204100649 U CN 204100649U
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- heat
- heat pipe
- heat exchanger
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Abstract
A kind of heat exchanger, comprise heat exchanger body, demarcation strip is provided with in heat exchanger body, demarcation strip heat exchanger body is separated into into row's cold fluid first passage and arrange second channel into hot fluid, also comprise two ends sealing and the heat pipe that vacuumizes of inside, the outer wall of heat pipe is provided with convex ridge, heat-conducting medium is provided with in the inside of heat pipe, demarcation strip is provided with perforation, the evaporation ends of heat pipe is arranged in first passage, and the condensation end of heat pipe is arranged in the second channel through perforation.The utility model is owing to have employed two ends sealing and the heat pipe that vacuumizes of inside, heat-conducting medium is provided with in the inside of heat pipe, and in heat pipe, be provided with the liquid-sucking core be made up of capillary-porous material, the use of liquid-sucking core improves the heat transference efficiency of heat pipe, has that heat transference efficiency is high, energy loss is little, has saved resource and reduced the advantages such as living cost.
Description
Technical field
The utility model belongs to heat converter structure technical field, particularly relates to a kind of heat exchanger of natural convection.
Background technology
Along with the raising day by day of economic level, people to the pursuit of quality of the life also in continuous lifting, especially not simple rest in the adjustment of humiture already to the requirement of air conditioning, increasing people recognizes the importance of indoor air quality, therefore all can be provided with in the air-conditioning system of many buildings into, exhaust system, i.e. VMC.Existing VMC heat transference efficiency is low, namely time in the winter time, VMC needs air higher for indoor temperature to be discharged to the lower outdoor of temperature, and the air making outdoor temperature lower enters into indoor, because the heat in the air outside discharge chamber can not be transferred in the air of indoor by existing new blower fan well, make the air of discharging can take away quite a few heat, the heating demand of building will be caused like this to increase.When summer, VMC needs air lower for indoor temperature to be discharged to the higher outdoor of temperature equally, but the air be not transferred to well due to the heat entering into indoor air outside discharge chamber, the confession refrigeration duty causing building increases.And it is serious and add the problem such as living cost of people also to there is energy loss in existing VMC.
Utility model content
In order to overcome the problems referred to above, the utility model provides to society the heat exchanger that a kind of heat transference efficiency is high and energy loss is little.
The technical solution of the utility model is: provide a kind of heat exchanger, comprise heat exchanger body, demarcation strip is provided with in described heat exchanger body, described demarcation strip described heat exchanger body is separated into into row's cold fluid first passage and arrange second channel into hot fluid, also comprise two ends sealing and the heat pipe that vacuumizes of inside, the outer wall of described heat pipe is provided with convex ridge, heat-conducting medium is provided with in the inside of described heat pipe, described demarcation strip is provided with perforation, the evaporation ends of described heat pipe is arranged in described first passage, the condensation end of described heat pipe is arranged in described second channel through described perforation.
As to improvement of the present utility model, described first passage and described second channel lay respectively at bottom and the top of described heat exchanger body.
As to improvement of the present utility model, described heat pipe is arranged in described first passage and described second channel by vertical.
As to improvement of the present utility model, described heat pipe is obliquely disposed in described first passage and described second channel.
As to improvement of the present utility model, described heat pipe becomes bending.
As to improvement of the present utility model, described demarcation strip is thermal conductive metal plate, and the two sides of described thermal conductive metal plate are rough.
As to improvement of the present utility model, heat-conducting medium is alcohol, water, refrigerant R134a, R22, RA401 or R502.
As to improvement of the present utility model, described fluid is gas, in described first passage and described second channel, be respectively equipped with blower fan.
The utility model is owing to have employed two ends sealing and the heat pipe that vacuumizes of inside, heat-conducting medium is provided with in the inside of heat pipe, and be provided with the liquid-sucking core be made up of capillary-porous material in heat pipe, the effect of liquid-sucking core is: (1), provide condensate liquid to be back to the passage needed for evaporation ends from condensation end; (2) capillary suction force that, the surface capillary hole of liquid-sucking core produces on vapour-liquid interface helps condensate liquid backflow; (3), the heat flow path between heat pipe inwall and vapour-liquid interface is provided, the use of liquid-sucking core improves the heat transference efficiency of heat pipe, and demarcation strip is thermal conductive metal plate, the two sides of thermal conductive metal plate are rough, have that heat transference efficiency is high, energy loss is little, have saved resource and reduced the advantages such as living cost.
Accompanying drawing explanation
Fig. 1 is the partial schematic sectional view of a kind of embodiment of the present utility model.
Fig. 2 is the operation principle schematic diagram of the heat pipe in Fig. 1.
Fig. 3 is the partial schematic sectional view of another kind of embodiment of the present utility model.
Wherein: 1. heat exchanger body; 2. first passage; 3. second channel; 4. demarcation strip; 5. heat pipe; 51. convex ridges; 52. liquid-sucking cores; 53. heat-conducting mediums; 6. blower fan.
Detailed description of the invention
In description of the present utility model, it will be appreciated that, orientation or the position relationship of the instruction such as " " center ", " on ", D score, "left", "right" in term be based on orientation shown in the drawings or position relationship; be only the utility model and simplified characterization for convenience of description; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.Term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance.In addition, in description of the present utility model, except as otherwise noted, the implication of " multiple ", " some " is two or more.
Refer to Fig. 1 and Fig. 2, what Fig. 1 and Fig. 2 disclosed is a kind of heat exchanger, comprise heat exchanger body 1, demarcation strip 4 is provided with in described heat exchanger body 1, described heat exchanger body 1 is separated into first passage 2 into row's cold fluid and the second channel 3 arranged into hot fluid by described demarcation strip 4, described fluid is gas, what namely flow in described first passage 2 with described second channel 3 is the gas that temperature is not identical, and is respectively equipped with blower fan 6 in described first passage 2 and described second channel 3; Described fluid can also be liquid, and what namely flow in described first passage 2 with described second channel 3 is the liquid that temperature is not identical; In described first passage 2 with described second channel 3, flowing is the gas and liquid that temperature is not identical respectively, or the liquids and gases that temperature is not identical.Only when described first passage 2 is not identical with the fluid temperature (F.T.) in described second channel 3, in described heat exchanger body 1, just there is heat trnasfer.
In the present embodiment, also comprise two ends sealing and the heat pipe 5 that vacuumizes of inside, the outer wall of described heat pipe 5 is provided with convex ridge 51, heat-conducting medium 53 is provided with in the inside of described heat pipe 5, described demarcation strip 4 is provided with perforation, the evaporation ends of described heat pipe 5 is arranged in described first passage 2, and the condensation end of described heat pipe 5 is arranged in described second channel 3 through described perforation.The quantity of described heat pipe 5 can be one, also can be some.Heat-conducting medium 53 is alcohol, water, refrigerant R134a, R22, RA401 or R502, and heat-conducting medium 53 can carry out any one in gas ~ liquid phase change medium.
In the present embodiment, described first passage 2 and described second channel 3 lay respectively at bottom and the top of described heat exchanger body 1, i.e. described first passage 2 and the 3 times upper settings of described second channel.Described first passage 2 and described second channel 3 can also be horizontally disposed with (not shown), and namely described first passage 2 and described second channel about 3 are arranged.
In the present embodiment, when described first passage 2 and described second channel 3 times are arranged, described heat pipe 5 is arranged in described first passage 2 and described second channel 3 by vertical, namely the lower end (evaporation ends) of described heat pipe 5 is arranged in described first passage 2, the upper end (condensation end) of described heat pipe 5 is arranged in described second channel 3, and heat-conducting medium 53 is arranged in the inside of the lower end of described heat pipe 5; Described heat pipe 5 can also be obliquely disposed in described first passage 2 and described second channel 3 (referring to Fig. 3), namely the inclination lower end (evaporation ends) of described heat pipe 5 is arranged in described first passage 2, the slanted upper end (condensation end) of described heat pipe 5 is arranged in described second channel 3, heat-conducting medium 53 is arranged in the inside of the lower end of described heat pipe 5, such design adds the thermocontact area of described heat pipe 5, improves heat exchanger effectiveness; Described heat pipe 5 can also become bending, and heat-conducting medium 53 is arranged in lower inside, the position of described heat pipe 5, and the benefit of design is like this increase in the thermocontact area of described heat pipe 5 equally, improves heat exchanger effectiveness.
In the present embodiment, when described first passage 2 and described second channel 3 are horizontally disposed with, described heat pipe 5 can be horizontally set in described first passage 2 and described second channel 3; Described heat pipe 5 can also be obliquely disposed in described first passage 2 and described second channel 3, the inclination lower end (evaporation ends) of described heat pipe 5 is arranged in described first passage 2, heat-conducting medium 53 is arranged in the inside of the lower end of described heat pipe 5, and the slanted upper end (condensation end) of described heat pipe 5 is arranged in described second channel 3; Described heat pipe 5 can also become bending or direct rod shape, and heat-conducting medium 53 is arranged in lower inside, the position of described heat pipe 5.
In the present embodiment, described demarcation strip 4 is thermal conductive metal plates, and the two sides of described thermal conductive metal plate are rough, which increase thermocontact area, makes the air in described first passage 2 and described second channel 3 can carry out heat exchange better.
In the present embodiment, no matter that described first passage 2 and described second channel 3 times arrange or be horizontally disposed with, the inwall of described heat pipe 5 is provided with the liquid-sucking core 52 be made up of capillary-porous material, and described liquid-sucking core 52 is silk screen liquid-sucking core, groove liquid-sucking core, tow liquid-sucking core, sintered wicks, annular liquid-sucking core, crescent liquid-sucking core, arterial highway liquid-sucking core, silk screen covering groove liquid-sucking core or tunnel type liquid-sucking core etc.Described liquid-sucking core 52 principle is: when the evaporation ends of described heat pipe 5 is heated, heat-conducting medium 53 is evaporated, and take away heat, when steam flows to the another condensation end of described heat pipe 5 from the evaporation ends of described heat pipe 5, heat-conducting medium 53 is made to condense into liquid, release heat simultaneously, under the effect of the capillary force of described liquid-sucking core 52, liquid heat-conducting medium 53 is back to the evaporation ends of described heat pipe 5, this completes a closed circulation, and so circulation is more than, and then a large amount of heats is flowed to the condensation end of described heat pipe 5 from the evaporation ends of described heat pipe 5.The effect of described liquid-sucking core 52 is: (1), provide heat-conducting medium 53 to be back to the passage needed for evaporation ends from condensation end; (2) capillary suction force that, the surface capillary hole of described liquid-sucking core 52 produces on vapour-liquid interface can help heat-conducting medium 53 to reflux; (3), the heat flow path between described heat pipe 5 inwall and vapour-liquid interface is provided.The use of described liquid-sucking core 52 improves the heat transference efficiency of described heat pipe 5.When described first passage 2 and described second channel 3 times are arranged, described liquid-sucking core 52 can also need not be provided with in described heat pipe 5, heat-conducting medium 53 relies on the effect of gravity to be back to evaporation ends from condensation end, but uses described liquid-sucking core 52 to make the efficiency of heat trnasfer higher.
The operation principle of the present embodiment is: when using described heat exchanger in the winter time, the air that indoor temperature is higher is discharged from described first passage 2 under the effect of blower fan 6, and the air that outdoor temperature is lower enters into indoor from described second channel 3 under the effect of blower fan 6.When the air that indoor temperature is higher enters into described first passage 2, the heat-conducting medium 53 of the evaporation ends of the described heat pipe 5 being arranged in described first passage 2 is evaporated, and takes away heat, the temperature of the air of discharge is reduced, namely discharges cold air.Steam flow after evaporation is arranged in the condensation end of the described heat pipe 5 of described second channel 3, heat-conducting medium 53 is made to condense into liquid, release heat simultaneously, the heat of the absorption of air release that the temperature in described second channel 3 is lower, make the air themperature in described second channel 3 raise and enter into indoor under the effect of blower fan 6, namely enter hot-air.Liquid heat-conducting medium 53 is last under the effect of the capillary force of described liquid-sucking core 52, is back to the evaporation ends of described heat pipe 5.
When using described heat exchanger summer, the air that outdoor temperature is higher enters into indoor from described first passage 2 under the effect of blower fan 6, and the air that indoor temperature is lower is discharged from described second channel 3 under the effect of blower fan 6.When the air that outdoor temperature is higher enters into described first passage 2, the heat-conducting medium 53 of the evaporation ends of the described heat pipe 5 being arranged in described first passage 2 is evaporated, and takes away heat, the temperature entering into indoor air is reduced, namely enters cold air.Steam flow after evaporation is arranged in the condensation end of the described heat pipe 5 of described second channel 3, heat-conducting medium 53 is made to condense into liquid, release heat simultaneously, the heat of the absorption of air release that the temperature in described second channel 3 is lower, make the air themperature in described second channel 3 raise and discharge under the effect of blower fan 6, discharge hot-air.Liquid heat-conducting medium 53 is last under the effect of the capillary force of described liquid-sucking core 52, is back to the evaporation ends of described heat pipe 5.
Claims (8)
1. a heat exchanger, comprise heat exchanger body, demarcation strip is provided with in described heat exchanger body, described demarcation strip described heat exchanger body is separated into into row's cold fluid first passage and arrange second channel into hot fluid, it is characterized in that, also comprise two ends sealing and the heat pipe that vacuumizes of inside, the outer wall of described heat pipe is provided with convex ridge, heat-conducting medium is provided with in the inside of described heat pipe, described demarcation strip is provided with perforation, the evaporation ends of described heat pipe is arranged in described first passage, the condensation end of described heat pipe is arranged in described second channel through described perforation.
2. heat exchanger according to claim 1, is characterized in that: described first passage and described second channel lay respectively at bottom and the top of described heat exchanger body.
3. heat exchanger according to claim 2, is characterized in that: described heat pipe is arranged in described first passage and described second channel by vertical.
4. heat exchanger according to claim 1 and 2, is characterized in that: described heat pipe is obliquely disposed in described first passage and described second channel.
5. heat exchanger according to claim 1 and 2, is characterized in that: described heat pipe becomes bending.
6. heat exchanger according to claim 1 and 2, is characterized in that: described demarcation strip is thermal conductive metal plate, and the two sides of described thermal conductive metal plate are rough.
7. heat exchanger according to claim 1 and 2, is characterized in that: heat-conducting medium is alcohol, water, refrigerant R134a, R22, RA401 or R502.
8. heat exchanger according to claim 1 and 2, is characterized in that: described fluid is gas, in described first passage and described second channel, be respectively equipped with blower fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420471492.8U CN204100649U (en) | 2014-08-21 | 2014-08-21 | Heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420471492.8U CN204100649U (en) | 2014-08-21 | 2014-08-21 | Heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204100649U true CN204100649U (en) | 2015-01-14 |
Family
ID=52269069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420471492.8U Expired - Fee Related CN204100649U (en) | 2014-08-21 | 2014-08-21 | Heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204100649U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107575988A (en) * | 2017-10-18 | 2018-01-12 | 邯郸市金格电器销售有限公司 | Multi-layer sheet drift bolt efficient constant-temperature ventilator |
-
2014
- 2014-08-21 CN CN201420471492.8U patent/CN204100649U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107575988A (en) * | 2017-10-18 | 2018-01-12 | 邯郸市金格电器销售有限公司 | Multi-layer sheet drift bolt efficient constant-temperature ventilator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN XINJING ENVIRONMENT TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: CHEN TIEJIAN Effective date: 20150129 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150129 Address after: 24 4 layers, 518000 Gongming pond Industrial Zone, Guangming District, Guangdong, Shenzhen Patentee after: Shenzhen Xinjing Environmental Technology Co.,Ltd. Address before: 24 4 layers, 518000 Gongming pond Industrial Zone, Guangming District, Guangdong, Shenzhen Patentee before: Chen Tiejian |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20210821 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |