CN102840784A - Radiating circular tube and heat exchanger - Google Patents
Radiating circular tube and heat exchanger Download PDFInfo
- Publication number
- CN102840784A CN102840784A CN2011101727414A CN201110172741A CN102840784A CN 102840784 A CN102840784 A CN 102840784A CN 2011101727414 A CN2011101727414 A CN 2011101727414A CN 201110172741 A CN201110172741 A CN 201110172741A CN 102840784 A CN102840784 A CN 102840784A
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- heat radiation
- radiation pipe
- heat
- hole
- diameter
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- 230000005855 radiation Effects 0.000 claims description 110
- 239000000463 material Substances 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 239000004411 aluminium Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000002093 peripheral effect Effects 0.000 abstract 2
- 239000003507 refrigerant Substances 0.000 description 17
- 238000005516 engineering process Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 230000008901 benefit Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000008719 thickening Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a radiating circular tube and a heat exchanger provided with the radiating circular tube. The radiating circular tube comprises a tube wall and a central through hole surrounded by the tube wall. A plurality of peripheral holes parallel to the central through hole are uniformly distributed in the tube wall. The diameter of the peripheral holes is smaller than that of the central through hole. According to the radiating circular tube and the heat exchanger provided by the invention, the turbulent flow can be effectively increased, the beneficial area of heat conduction can be increased, and the heat exchange efficiency can be improved.
Description
Technical field
The present invention relates to a kind of heat-exchanger rig and parts thereof, relate in particular to a kind of pipe and a kind of heat exchanger of dispelling the heat with this heat radiation pipe.
Background technology
Heat exchanger is also claimed heat exchanger, and in the prior art, fin-tube heat exchanger and micro-channel heat exchanger are two kinds of common heat exchangers.
Fin-tube heat exchanger is made up of the fins set of heat radiation pipe and installing heat radiation pipe usually, and corresponding heat radiation pipe is installed in the installing hole of fins set.
Above-mentioned heat radiation pipe is as shown in Figure 1, and the heat radiation pipe is a simple pipe, comprises tube wall 1 and the through hole 2 that is surrounded by tube wall 1, and the refrigerant of the heat exchanger of flowing through flows through from through hole 2, successively through flowing out from outlet behind each heat radiation pipe in the heat exchanger.Therefore, in the prior art, the inherent heat radiation pipe inside of refrigerant has only a unique path, thereby just easy inner surface formation turbosphere at tube wall, thereby influences the heat exchange effect.And it is also less that the heat radiation pipe of prior art carries out heat conducting effective area (or claiming area of dissipation), can not reach making full use of the heat radiation pipe.
In addition, existing heat radiation pipe is when being installed on heat exchanger, and its structural pipe wall does not conform to the fins set that is connected in that is suitable for through expand tube interference fit yet, makes the heat radiation pipe contact defective tightness with fins set, influences exchange capability of heat.
Existing evaporimeter and the condenser that is usually used in family expenses and the business air conditioner system; Its basic structure is above-mentioned fin-tube heat exchanger, and it uses many U type copper pipes to pass many group fins, forms interference fit behind the expand tube; Distribute according to the pipeline refrigerant, voluntarily the different stream of design welding.
Suit fin technology is a kind of processing technology of above-mentioned fin-tube heat exchanger; Suit fin technology is to process a collection of single fin with punch press in advance; Use manual work or mechanical means then,, lean on interference that fin is sleeved on the outer surface of U type copper pipe by certain distance high (wing distance).Because suit technology is simple, specification requirement is not high, and device therefor is cheap, again for ease of maintenaince, so, still have many factories adopting so far.This technology is a kind of labour-intensive technology scheme, is suitable for the fund and the technical conditions of general little factory or township enterprise.
Above-mentioned suit technology is with manual suit of being called of manual method suit.Manual suit is by instrument, and dependence people's strength is pressed into fin one by one.This method because fin to be pressed into power limited, so the magnitude of interference of suit is little, fin is easy to generate loosening phenomenon.Machinery suit fin carries out on the fin sleeving machine.Because it is to lean on mechanical impact force or fluid pressure that fin is pressed into, it is big to be pressed into power, so, the bigger magnitude of interference can be arranged.Bond strength between fin and the pipe is high, is difficult for loosening.Mechanically operated sleeving machine productivity ratio is high, but noise is big, poor stability, and workman's working condition is not good enough.Though there are not the problems referred to above in hydraulicdriven sleeving machine, equipment price is more expensive, and is higher to the specification requirement of using the maintenance personal, and its productivity ratio is also low.
But what the fin assembling method of present most of enterprise adopted is the expand tube mode, compares the connected mode of the micro-channel heat exchanger of prior art and will save a lot of costs.Therefore, comprehensively above-mentioned, the advantage of fin-tube heat exchanger is that cost is low, but the heat exchange weak effect, area of dissipation is little.
The micro-channel heat exchanger of prior art has parallel porous microchannel in the flat tube of aluminium matter, interior heat transfer area is big; Bearing capacity is strong, but its fin is between two pipes, to install, connect, and is different from the fin of integral assembling; Many parallel flat tubes link to each other with collector tube, and after fin and flat tube, collector tube assembled, the unified entering in the nitrogen protection stove welded; The micro-channel heat exchanger bonding strength of the method processing is big, but required investment of production equipment is high, and production efficiency is low; And the fin heat exchange effect of air side is slightly less than fin-tube heat exchanger, and the design of fin is also not convenient.
Therefore, can not the advantage of above-mentioned two kinds of heat exchangers be integrated in one in the prior art.
Summary of the invention
The object of the invention is to provide the big heat exchange efficiency of a kind of heat conducting effective area high heat radiation pipe, to solve the technical problem that few, the heat conducting effective area of prior art heat radiation pipe turbulent condition is little and heat exchange efficiency is not high.
Another object of the present invention be provide a kind of comprehensively prior art two kinds of heat exchanger advantages have a dispel the heat heat exchanger of pipe of the present invention.
For realizing above-mentioned purpose, technical scheme of the present invention is following:
A kind of heat radiation pipe comprises the central through hole that tube wall and said tube wall surround, and is evenly distributed with a plurality of periphery holes parallel with said central through hole in the said tube wall, and the diameter of said periphery holes is less than the diameter of said central through hole.
Heat radiation pipe of the present invention, preferred, the center of circle of said periphery holes cross section and the distance of said inner surface of tube wall equal the distance with said outer surface of tube wall.
The diameter of said central through hole is 40% to 85% of a said heat radiation pipe diameter.
Heat radiation pipe of the present invention, preferred, the diameter of said periphery holes is 1/5th to 1/3rd of a said central through hole diameter.
Heat radiation pipe of the present invention, preferred, said periphery holes has 12.
Heat radiation pipe of the present invention, preferred, the diameter of said periphery holes equals 1/4th of said central through hole diameter.
Heat radiation pipe of the present invention, preferred, the material of said tube wall is copper or aluminium.
Heat radiation pipe of the present invention, preferred, said heat radiation pipe is through the drawing one-shot forming.
Heat exchanger of the present invention has heat radiation pipe of the present invention.
Heat exchanger of the present invention; Preferably; Said heat exchanger comprises two row's heat radiation pipes and the fins set that is connected in said two row's heat radiation pipes; Between the continuous said heat radiation pipe of two rows in front and back on the heat exchanger channels, be connected through return duct, said heat radiation pipe is connected in said fins set through interference fit.
Beneficial effect of the present invention is, heat radiation pipe of the present invention and use the heat exchanger of this heat radiation pipe, and the refrigerant that from the heat radiation pipe, flows through passes through from central through hole and periphery holes simultaneously, and such stream can make refrigerant that turbulent probability takes place to be increased greatly.Simultaneously, owing to refrigerant can strengthen with the contacted contact area of tube wall, thereby strengthened heat conducting effective area, thereby also increased the heat exchange efficiency between refrigerant and the tube wall.And above-mentioned structure also makes the heat radiation pipe can be incorporated into fins set more closely, and improves exchange capability of heat.Simultaneously, it is big that the thickness of the tube wall of heat radiation pipe of the present invention becomes, and can bear the required bigger refrigerant pressure of heat exchange requirement.And heat exchanger of the present invention rolls into one the fin-tube heat exchanger of prior art and the advantage of micro-channel heat exchanger, both has been convenient to make, and cost is low, also has very strong heat exchange effect.
Description of drawings
Fig. 1 is the sketch map of the heat radiation pipe of prior art.
Fig. 2 is the stereogram of the heat radiation pipe of the embodiment of the invention.
Fig. 3 is the schematic cross-section of the heat radiation pipe of the embodiment of the invention.
Fig. 4 is the sketch map of the heat exchanger of the embodiment of the invention.
Fig. 5 is the return duct sketch map of the heat exchanger of the embodiment of the invention.
The specific embodiment
The exemplary embodiments that embodies characteristic of the present invention and advantage will be described in detail in following explanation.Be understood that the present invention can have various variations on various embodiment, the protection domain of its neither disengaging claim of the present invention, and explanation wherein and appended accompanying drawing be the usefulness of being used as explanation in itself, but not in order to restriction the present invention.
The heat exchanger of the embodiment of the invention can use the heat radiation pipe of each embodiment of the present invention.But the heat radiation pipe of the embodiment of the invention is not limited to be used for the heat exchanger of the embodiment of the invention, and the needs that also go for other increase the heat abstractor turbulence state, need to increase the heat conducting effective area of heat abstractor, need to improve the occasion of the heat exchange efficiency of heat abstractor.
Heat exchanger of the present invention and heat radiation pipe thereof go for needing to use in various all kinds of electronic devices, electronic equipment and the electric equipment of heat exchanger, include but not limited to be applied to occasions such as domestic air conditioning, business air conditioner and car air-conditioner.
Introduce the heat radiation pipe of two specific embodiments of the present invention below respectively.
First embodiment:
With reference to Fig. 2, Fig. 2 is the axle two side stereograms of the heat radiation pipe of first embodiment of the invention, and is as shown in Figure 2; The heat radiation pipe of first embodiment of the invention comprises tube wall 102, central through hole 101 and periphery holes 103, wherein; Central through hole 101 is surrounded by tube wall 102, and tube wall 102 is thicker than the tube wall of the heat radiation pipe of prior art, on the circumference of the tube wall of thickening 102, is evenly distributed with a plurality of periphery holes 103; Each periphery holes 103 is the same with central through hole 101; All can be cylindrical hole, each periphery holes 103 is all parallel with central through hole 101, also is parallel to each other between each periphery holes 103; Here said parallel, be meant that the axis of periphery holes 103 is parallel with the axis of central through hole 101.
Refer again to Fig. 3, Fig. 3 is the schematic cross-section of the heat radiation pipe of the embodiment of the invention.As shown in Figure 3; The heat radiation pipe of first embodiment of the invention; Periphery holes 103 is provided with around central through hole 101, and the diameter of periphery holes 103 is less than the diameter of central through hole 101, therefore; Central through hole 101 can be described as " macropore ", and periphery holes 103 can be described as " micropore ", " hole, microchannel " and " small diameter bore ".Preferably, the distance of the center of circle of periphery holes 103 cross sections and tube wall 102 inner surfaces equals the distance with tube wall 102 outer surfaces.
As shown in Figures 2 and 3, the heat radiation pipe of first embodiment of the invention, the number of periphery holes 103 adds up to 11.Heat radiation pipe with 7mm is an example; The heat radiation pipe of 7mm is meant that the external diameter of the tube wall 102 of heat radiation pipe is 7mm; At this moment; The internal diameter of the tube wall 102 of heat radiation pipe is 4mm, and the diameter of the central through hole 101 of the pipe that also promptly dispels the heat is 4mm, and the thickness that calculates the tube wall 102 that can know the heat radiation pipe thus is 1.5mm.And the heat radiation pipe of the 7mm of prior art; Typically having a diameter from about 6.7mm of its through hole as shown in Figure 12; The thickness of tube wall as shown in Figure 11 that also is the heat radiation pipe of prior art is generally about 0.3mm, therefore, and the heat radiation pipe of first embodiment of the invention; The thickness of its tube wall 102 is compared 5 times of thickness of tube wall 1 of the heat radiation pipe of prior art, so pipe thickness increases greatly.
As shown in Figure 3, in the tube wall 102 of 1.5mm, the diameter of periphery holes 103 is 1mm.But the heat radiation pipe of first embodiment of the invention; The size of the diameter of above-mentioned central through hole 101, the internal diameter of tube wall 102, external diameter and periphery holes 103 diameters etc. does not receive above-mentioned restriction; For example the diameter of periphery holes 103 can be 1/12nd to 1/2nd of central through hole 101 diameters; Be more preferably 1/5th to 1/3rd; With the central through hole diameter is that 4mm is an example, and the diameter of periphery holes 103 comprises and is not limited to be different values such as 0.8mm, 0.9mm, 1mm, 1.1mm, 1.2mm and 1.3mm.In addition, the diameter of central through hole 101 for the heat radiation pipe diameter 40%-85% all can, when the diameter of the pipe that for example dispels the heat was 7mm, the diameter of central through hole can be 5.5mm, this moment periphery holes 103 diameter can be 0.6mm or 0.8mm etc.; When the diameter of heat radiation pipe was 7mm, the diameter of central through hole also can be 3mm, and this moment, the diameter of periphery holes 103 can be 1mm or 1.5mm.
The heat radiation pipe of first embodiment of the invention, under the situation with 11 periphery holes 103, refrigerant not only can pass through from central through hole 101; Can also pass through from 11 periphery holes 103, in the heat radiation pipe, form many streams, so the area of dissipation of the heat radiation pipe of first embodiment of the invention; The surface area that had both comprised central through hole 101; Therefore the surface area sum that also comprises each periphery holes 103 is compared the heat radiation pipe of prior art, has increased area of dissipation greatly.
The heat radiation pipe that still with the diameter is 7mm is an example; Under the situation of the periphery holes of central through hole that to have a diameter be 4mm and 11 1mm; Compare with the heat radiation pipe that is both diameter 7mm (wherein the diameter of through hole 2 is 6.7mm) of prior art; Length at hypothesis heat radiation pipe is under the situation of 100mm, and the dispel the heat heat exchange area of pipe of the present invention is about 4710 square millimeters, is increased to about 2.24 times for 2104 square millimeters than the area of dissipation of the heat radiation pipe of prior art.Thereby the dispel the heat structure of pipe of the present invention can effectively increase heat exchange area, improves heat exchange efficiency.
And the heat radiation pipe of first embodiment of the invention is because the thickening of tube wall 102 also can effectively increase the refrigerant pressure that can bear.Even periphery holes 103; The thinnest place between its surface and the central through hole 102, just the circle center line connecting justified of the cross section of the center of circle of the cross section of central through hole 101 circle and periphery holes 103 the position of process, the thickness of 0.5mm is also arranged; Also the pipe thickness than the 0.3mm of the heat radiation pipe of prior art increases to some extent; And also there is the thickness of 0.5mm in the thinnest place between periphery holes 103 and the heat radiation pipe outer surface, and also the pipe thickness than the heat radiation pipe of prior art increases to some extent.
As shown in Figure 2, heat radiation pipe of the present invention, the material of tube wall 102 is metallic copper preferably, can therefore not increase the complexity of manufacturing process through drawing process with central through hole 101 and 103 drawing moulding of periphery holes.And the drawing process of metal pipe material also have size accurately, any surface finish, equipment simply reach advantages such as easy to maintenance.
Require lower occasion at some heat exchanging devices, tube wall 102 also can be selected materials such as comparatively cheap metallic aluminium or plastics for use, with the cost of reduction heat radiation pipe, and then the cost of reduction heat exchanger.
Second embodiment:
The heat radiation pipe of second embodiment of the invention; Still comprise tube wall, central through hole and periphery holes, wherein, central through hole is surrounded by tube wall; On the circumference of tube wall, be evenly distributed with a plurality of periphery holes; Different with the heat radiation pipe of first embodiment is, the heat radiation pipe of second embodiment of the invention, and the number of its periphery holes is 12.Other shape, structure and characteristic all can be identical with the heat radiation pipe of first embodiment, repeat no more.
Be that the diameter of 4mm and periphery holes 103 is that 1mm is an example still with the diameter of external diameter 7mm, central through hole; Under the situation of the periphery holes of central through hole that to have a diameter be 4mm and 12 1mm; Compare with the prior art heat radiation pipe that is both diameter 7mm (through-hole diameter 6.70mm), the dispel the heat heat exchange area of pipe of the present invention is 2.39 times of prior art heat radiation pipe, thereby the heat radiation pipe of second embodiment of the invention; Also can effectively increase heat exchange area, improve heat exchange efficiency.And the thickening of tube wall 102 also can effectively increase the refrigerant pressure that can bear.And be under 12 the situation in the number of periphery holes; The heat radiation pipe of second embodiment of the invention, the thinnest part between its two periphery holes also obviously is thicker than the thickness of 0.3mm of tube wall 1 of the heat radiation pipe of prior art; Therefore, still can increase the refrigerant pressure that can bear.
More than introduced the heat radiation pipe of two embodiment of the present invention, but the present invention is not restriction with above-mentioned two embodiment, the number of its periphery holes also is not limited to 11 and 12, also can be any value in 8-18.
Below introduce the heat exchanger of the embodiment of the invention.
Refer again to Fig. 4 and Fig. 5, Fig. 4 is the sketch map of the heat exchanger of the embodiment of the invention, and Fig. 5 is the return duct sketch map of the heat exchanger of the embodiment of the invention.As shown in Figure 4; The heat exchanger of the embodiment of the invention; Comprise two rows heat radiation pipe of the present invention and the fins set 120 that is connected in said two rows heat radiation pipe of the present invention; Between the two said heat radiation pipes that front and back link to each other on the heat exchanger channels, be connected through return duct 130, as shown in Figure 5, the end 131,132 of return duct 130 connects two said heat radiation pipes through welding respectively.And each heat radiation pipe is to be installed in the corresponding mounting hole on the fins set 120 through interference fit; Fins set 120 comprises a plurality of parallel fins; Earlier heat radiation pipe of the present invention is located in the said installing hole; Again said heat radiation pipe is carried out expand tube, the heat radiation pipe is contacted with installing hole closely, improve exchange capability of heat.
To sum up, the heat radiation pipe of the embodiment of the invention and use the dispel the heat heat exchanger of the embodiment of the invention of pipe of the present invention improves the dispel the heat simple circular tube structure of pipe of prior art.With tube wall 102 thickenings, in tube wall 102, set up a plurality of periphery holes 103, the centre is the central through hole 101 bigger slightly than periphery holes 103.The refrigerant that from heat exchanger, flows through passes through from central through hole 101 and periphery holes 103 simultaneously, and such stream can make the probability that turbulent flow takes place refrigerant increase greatly.Simultaneously, owing to refrigerant can strengthen with the contacted contact area of tube wall, thereby strengthened heat conducting effective area, thereby also increased the heat exchange efficiency between refrigerant and the stream sidewall.And above-mentioned structure also makes the heat radiation pipe can be incorporated into fins set more closely, and improves exchange capability of heat.
Simultaneously, the heat radiation pipe of the embodiment of the invention can bear heat exchange and require required bigger refrigerant pressure.Though tube wall thickening can increase the cost of material therefor, do comparatively cheap metal or plastics are manufacturing materials if change, cost required under the situation that reaches identical heat exchange effect also can reduce.
Heat exchanger of the present invention rolls into one the fin-tube heat exchanger of prior art and the advantage of micro-channel heat exchanger, both has been convenient to make, and cost is low, also has very strong heat exchange effect.
Technical scheme of the present invention is disclosed as above by preferred embodiment.Those skilled in the art should recognize change and the retouching of under the situation that does not break away from appended scope of the present invention that claim disclosed of the present invention and spirit, being done, and all belong within the protection domain of claim of the present invention.
Claims (10)
- One kind the heat radiation pipe; It is characterized in that; Said heat radiation pipe comprises the central through hole that tube wall and said tube wall surround, and is evenly distributed with a plurality of periphery holes parallel with said central through hole in the said tube wall, and the diameter of said periphery holes is less than the diameter of said central through hole.
- 2. heat radiation pipe as claimed in claim 1 is characterized in that, the center of circle of said periphery holes cross section and the distance of said inner surface of tube wall equal the distance with said outer surface of tube wall.
- 3. heat radiation pipe as claimed in claim 1 is characterized in that, the diameter of said central through hole is 40% to 85% of a said heat radiation pipe diameter.
- 4. heat radiation pipe as claimed in claim 3 is characterized in that, the diameter of said periphery holes is 1/5th to 1/3rd of a said central through hole diameter.
- 5. heat radiation pipe as claimed in claim 2 is characterized in that, said periphery holes has 8-18.
- 6. heat radiation pipe as claimed in claim 4 is characterized in that the diameter of said periphery holes equals 1/4th of said central through hole diameter.
- 7. heat radiation pipe as claimed in claim 1 is characterized in that, the material of said tube wall is copper or aluminium.
- 8. heat radiation pipe as claimed in claim 6 is characterized in that, said heat radiation pipe is through the drawing one-shot forming.
- 9. a heat exchanger is characterized in that, the said heat transfer equipment arbitrary described heat radiation pipe of requirement 1-8 of having the right.
- 10. heat exchanger as claimed in claim 9; It is characterized in that; Said heat exchanger comprises two row's heat radiation pipes and the fins set that is connected in said two row's heat radiation pipes; Between the continuous said heat radiation pipe of two rows in front and back on the heat exchanger channels, be connected through return duct, said heat radiation pipe is connected in said fins set through interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110172741.4A CN102840784B (en) | 2011-06-24 | 2011-06-24 | Heat radiation pipe and heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110172741.4A CN102840784B (en) | 2011-06-24 | 2011-06-24 | Heat radiation pipe and heat exchanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102840784A true CN102840784A (en) | 2012-12-26 |
| CN102840784B CN102840784B (en) | 2016-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110172741.4A Expired - Fee Related CN102840784B (en) | 2011-06-24 | 2011-06-24 | Heat radiation pipe and heat exchanger |
Country Status (1)
| Country | Link |
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| CN (1) | CN102840784B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103836900A (en) * | 2014-03-18 | 2014-06-04 | 新乡市鼎鑫机械有限公司 | Heat exchanging device of plasticizing oven of artificial leather and synthetic leather production line |
| CN107702388A (en) * | 2017-11-13 | 2018-02-16 | 苏州市泰美达电器有限公司 | A kind of condenser and its fabricating tools and manufacture method |
| CN109028647A (en) * | 2017-06-12 | 2018-12-18 | 重庆帝西科技有限公司 | A kind of production method of high-efficient semiconductor refrigerating heat-producing machine external heat exchanger |
| CN115644506A (en) * | 2022-11-03 | 2023-01-31 | 惠州市沛格斯科技有限公司 | Heat storage body and electronic smoking set |
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| JPH07124668A (en) * | 1993-10-29 | 1995-05-16 | Showa Alum Corp | Method for reducing end of heat exchanger with inner fin |
| CN2470774Y (en) * | 2001-02-28 | 2002-01-09 | 杨洪武 | Hollow toothed heat-tube exchanger |
| CN2738192Y (en) * | 2004-10-28 | 2005-11-02 | 浙江盾安人工环境设备股份有限公司 | Special-shaped heat exchanging pipe sleeve heat exchanger |
| CN101178290A (en) * | 2007-12-12 | 2008-05-14 | 无锡锡州机械有限公司 | Spiral radiating collar heat radiating pip and production process thereof |
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| JPH07124668A (en) * | 1993-10-29 | 1995-05-16 | Showa Alum Corp | Method for reducing end of heat exchanger with inner fin |
| CN2470774Y (en) * | 2001-02-28 | 2002-01-09 | 杨洪武 | Hollow toothed heat-tube exchanger |
| CN2738192Y (en) * | 2004-10-28 | 2005-11-02 | 浙江盾安人工环境设备股份有限公司 | Special-shaped heat exchanging pipe sleeve heat exchanger |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103836900A (en) * | 2014-03-18 | 2014-06-04 | 新乡市鼎鑫机械有限公司 | Heat exchanging device of plasticizing oven of artificial leather and synthetic leather production line |
| CN109028647A (en) * | 2017-06-12 | 2018-12-18 | 重庆帝西科技有限公司 | A kind of production method of high-efficient semiconductor refrigerating heat-producing machine external heat exchanger |
| CN107702388A (en) * | 2017-11-13 | 2018-02-16 | 苏州市泰美达电器有限公司 | A kind of condenser and its fabricating tools and manufacture method |
| WO2019090791A1 (en) * | 2017-11-13 | 2019-05-16 | 苏州市泰美达电器有限公司 | Condenser, and manufacturing tool and manufacturing method for same |
| CN115644506A (en) * | 2022-11-03 | 2023-01-31 | 惠州市沛格斯科技有限公司 | Heat storage body and electronic smoking set |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102840784B (en) | 2016-04-27 |
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