CN209197543U - A kind of efficient phase transformation pipe - Google Patents
A kind of efficient phase transformation pipe Download PDFInfo
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- CN209197543U CN209197543U CN201821724565.4U CN201821724565U CN209197543U CN 209197543 U CN209197543 U CN 209197543U CN 201821724565 U CN201821724565 U CN 201821724565U CN 209197543 U CN209197543 U CN 209197543U
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Abstract
The utility model belongs to technical field of heat exchange, a kind of efficient phase transformation pipe is provided, including heat exchange pipe body, heat exchange pipe body by multilayer there is the plastic basic unit of capillary structure to constitute, plastic basic unit is double-layer structure, it is equipped with capillary structure in double-layer structure, is filled with easy gasifying liquid working medium in capillary structure.During preparation, vaporized expanding dilatation after the liquid working substance heating filled in capillary structure, the internal airtight cavity for vacuum is formed after cooling, i.e. the interior vacuum for being the liquid working substance easily vaporized and being formed after cooling of airtight cavity, airtight cavity is equivalent to a micro heat pipe.When the heat exchanger tube works as heat exchanger component, due to the high heat transfer effect of micro heat pipe, the thermal coefficient for the heat exchange tube wall that can be significantly improved.Heat exchange pipe body is made of laminated plastics base, therefore the cavity of entire heat exchanger tube pars intramuralis forms class honeycomb structure, and materials are few when preparing the heat exchanger tube of same size, and at low cost, light-weight, intensity becomes larger, anti-pressure ability enhancing.
Description
Technical field
The utility model relates to technical field of heat exchange more particularly to a kind of efficient phase transformation pipes.
Background technique
Heat exchanger is one of most widely used equipment, and most heat exchangers require heat exchanger tube as heat exchange element.
Hot side substance transfers heat to heat exchange tube wall, transfers heat to cold side substance by pipe wall of heat exchange pipe.Plastics are due to chemistry
Performance is stablized, and etch resistant properties are good, are elected to be heat exchange tube material by numerous producers, but plastics itself thermal coefficient is smaller, causes to exchange heat
Pipe thermal resistance is larger, influences heat transfer effect.Partially modified plastic raw materials are expensive, and cost is very high.And plastics mechanical property itself is poor.
The deficiency of thermal coefficient and mechanical property is made up using the method for little Zhi Jing ﹑ thin pipe wall at present, but limits plastic heat exchanger tube
Application.Heat transfer resistance how is reduced under the premise of retaining plastic tube advantage, reduces cost and improves mechanical property tool
There are research significance and development prospect.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of efficient phase transformation plastic heat exchanger tubes, improve heat exchanger tube
Heat exchange efficiency promotes single heat pipe mechanical property.
The utility model is achieved by the following technical solution:
The utility model provides a kind of efficient phase transformation pipe, including heat exchange pipe body, and the heat exchange pipe body is by plastics
Base is entwined, and capillary structure chamber is provided in the plastic basic unit, and the capillary structure is intracavitary to be filled with easy gasifying liquid
And vacuum.
Heat exchange pipe body by multilayer there is the plastic basic unit of capillary structure to be entwined, and be both provided in every layer of plastic basic unit
Fill the capillary structure of easy gasifying liquid.When preparation, original is wound on winding axis by the plastic basic unit with capillary structure
The heat exchanger tube form of beginning, original heat exchanger tube is placed within the casing of limit.Give heat exchanger tube process units continuous heating.With temperature
The raising of degree, the liquid working substance part vaporization in capillary structure, volume expansion.Macroscopically the volume of heat exchanger tube also expands therewith,
Pressure rise, and full of position-limiting tube and wind the space between axis.Heating and pressurization is maintained to maintain one section of process to base's material
Anticipate type.The expansion of working medium makes capillary structure volume enlargement in capillary structure.After material shaping, subsequent Slow cooling heat exchanger tube.
Since the capillary structure volume after sizing is greater than the volume that original fills liquid, with the cooling of vaporization working medium, in capillary structure
Portion forms liquid+vacuum micro heat pipe structure.Obtaining inside after removal winding axis and position-limiting tube, there are countless many capillarys
The heat exchanger tube of structure.The heat exchanger tube internal capillary structure that preparation is completed is equivalent to numerous micro heat pipe, and heat transmission is more abundant,
Improve heat exchange efficiency.
Preferably, the plastic basic unit includes upper base and goes to a grassroots level, and upper cavity is provided in the upper base, under described
Lower chamber is provided in base, the upper cavity and lower chamber sealing surround the capillary structure chamber
Preferably, the easy gasifying liquid is alcohol and/or acetone.Capillary structure is intracavitary, can be all cavitys and all fills out
Alcohol is filled, or all fills acetone liquid, alcohol is filled in the cavity that can also have, fills acetone in some cavitys.In addition to wine
Outside essence and both liquid of acetone, the liquid of other feasible easy vaporizations can also be.
The utility model provides a kind of efficient phase transformation pipe, and the efficient phase transformation pipe includes heat exchange pipe body,
The heat exchange pipe body includes at least one layer of plastic basic unit, is provided with capillary structure chamber, the capillary knot in the plastic basic unit
Structure is intracavitary to be filled with easy gasifying liquid.During preparation, vaporized expanding after the liquid working substance heating filled in capillary structure
Dilatation forms the internal airtight cavity for vacuum after cooling, i.e., shape after being the liquid working substance easily vaporized in airtight cavity and is cooling
At vacuum, which is equivalent to a micro heat pipe.When the heat exchanger tube works as heat exchanger component, due to miniature
The high heat transfer effect of heat pipe, the thermal coefficient for the heat exchange tube wall that can be significantly improved.Heat exchange pipe body is by laminated plastics base
Layer composition, therefore the cavity of entire heat exchanger tube pars intramuralis forms class honeycomb structure, materials are few when preparing the heat exchanger tube of same size,
At low cost, light-weight, intensity becomes larger, anti-pressure ability enhancing.
Detailed description of the invention
Illustrate the utility model embodiment or technical solution in the prior art in order to clearer, it below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it is clear that, to those skilled in the art,
Without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural representation of the heat exchange pipe body of efficient phase transformation pipe provided by the embodiment of the utility model
Figure.
Fig. 2 is a kind of structural schematic diagram of the plastic basic unit of efficient phase transformation pipe provided by the embodiment of the utility model.
Fig. 3 be a kind of efficient phase transformation control provided by the embodiment of the utility model for when plastic basic unit winding after shape
The structural schematic diagram of state.
Fig. 4 be a kind of efficient phase transformation control provided by the embodiment of the utility model for when heat-shaping before state
Structural schematic diagram.
Fig. 5 be a kind of efficient phase transformation control provided by the embodiment of the utility model for when heat-shaping after structure show
It is intended to.
Fig. 6 is a kind of capillary structure chamber of the plastic basic unit of efficient phase transformation pipe provided by the embodiment of the utility model
Change structural schematic diagram.
As shown in the figure: plastic basic unit 1, upper base 11, upper cavity 21, lower chamber 22, twine 12, capillary structure chamber 2 of going to a grassroots level
Around axis 3, position-limiting tube 4, compressing member 5.
Specific embodiment
It is practical new to this below in order to make those skilled in the art more fully understand the technical solution in the utility model
Technical solution in type embodiment is clearly and completely described, it is clear that described embodiment is only the utility model one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art are not doing
Every other embodiment obtained under the premise of creative work out, all should belong to the protection scope of the utility model.
Referring to Fig. 1, it show a kind of structural schematic diagram of efficient phase transformation pipe provided by the embodiment of the utility model.
As shown in Figure 1, the efficient phase transformation pipe includes heat exchange pipe body, and the heat exchange pipe body includes at least one layer
Plastic basic unit 1 is provided with capillary structure chamber 2 in the plastic basic unit 1, is filled with easy gasifying liquid in the capillary structure chamber 2
And vacuum, the easy gasifying liquid are alcohol or acetone.
Specifically, in the present embodiment, as shown in Fig. 2, the plastic basic unit 1 includes upper base after plastic basic unit 1 is spread out
It 11 and goes to a grassroots level 12, is provided with upper cavity 21 in the upper base 11, described go to a grassroots level is provided with lower chamber 22 on 12, such as Fig. 2
Shown, the upper cavity 21 and the sealing of the lower chamber 22 surround the capillary structure chamber 2.The capillary structure chamber 2 include but
It is not limited to the structures such as rectangular, round, oval.
Efficient phase transformation pipe provided in this embodiment is prepared via a method which to obtain:
S01: the plastic basic unit 1 for being used to make heat exchange pipe body got ready being spread apart to come, and plastic basic unit 1 is two layers, point
It the upper base 11 that Wei not be fixedly connected and goes to a grassroots level 12, opens up upper cavity 21 in upper base 11, go to a grassroots level and open up cavity of resorption on 12
Body 22 seals upper cavity 21 and lower chamber 22 and surrounds capillary structure chamber 2, the liquid that filling easily vaporizes in capillary structure chamber 2.
S02: the obtained plastic basic unit 1 of the step S01 is wrapped on a winding axis 3, in the outermost of plastic basic unit 1
Layer is fixed with appropriately sized position-limiting tube 4, and is compressed with compressing member 5, carries out heat-shaping to whole.
The length and width of plastic basic unit 1 can according to need the size of the heat exchange pipe body of production to be arranged, heat exchanger tube
The thickness of ontology can be realized by increasing the winding layer number of plastic basic unit 1.For example, plastic basic unit 1 with a thickness of 0.2mm,
The heat exchange pipe body needed with a thickness of 6mm, then winding axis 3 on wind layer of plastic film after, continue to wind, altogether winding about
25 layers, reach with a thickness of 5mm, then fixed in the outer sheath upper limit pipe 4 of outermost layer plastic basic unit 1, heat-shaping expansion is fixed
About 25 layers of plastic basic unit 1 are fixed together after type expansion, form the heat exchange pipe body of wall thickness about 6mm.
S03: winding axis 3 pipe and position-limiting tube 4 are removed, efficient phase transformation pipe is obtained.
In the preparation method of efficient phase transformation pipe provided in this embodiment, first by the plastics with capillary structure chamber 2
Base 1 is wound original heat exchanger tube form on winding axis 3, as shown in figure 3, original heat exchanger tube is then placed in limit
Within casing 4, as shown in Figure 4.Heat exchanger tube process units continuous heating is given, as the temperature rises, the liquid in capillary structure chamber 2
The vaporization of body working medium part, volume expansion.Macroscopically the volume of heat exchanger tube also expands therewith, pressure rise, and full of position-limiting tube 4 with
Wind the space between axis 3.Heating and pressurization is maintained to maintain one section of process to be formed to base material.Work in capillary structure chamber 2
The expansion of matter makes the volume enlargement of capillary structure chamber 2, as shown in Figure 5.After material shaping, subsequent Slow cooling heat exchanger tube.Due to
The volume of capillary structure chamber 2 after sizing is greater than the volume that original fills liquid, with the cooling of vaporization working medium, in capillary structure chamber
2 inside forms liquid+vacuum micro heat pipe structure.Inside is obtained after removal winding axis 3 and position-limiting tube 4 to be permitted there are countless
The heat exchanger tube of crinosity fine texture.Filled in the capillary structure chamber 2 of i.e. last molding heat exchanger tube be the liquid easily vaporized and it is true
It is empty.
The variation of capillary structure chamber 2 is as shown in fig. 6, when original state, the full liquid easily vaporized of filling in capillary structure chamber 2
Body, with the progress of heating, the liquid portion vaporization easily vaporized, capillary structure chamber 2 expands, volume enlargement, in capillary structure chamber 2
In the presence of the liquid and working substance steam easily vaporized, after sizing is cooling, there is the liquid easily vaporized and vacuum in capillary structure chamber 2.
Efficient phase transformation pipe provided in this embodiment in use, hot fume with before working media contact heat-exchanging in pipe,
The process that medium carries out similar heat pipe heat exchanging is first made by easy gasifying liquid in capillary structure chamber 2, the easy vapour in capillary structure chamber 2
After changing liquid vaporized expanding, capillary structure chamber 2 becomes expansion stomata, and expansion stomata is equivalent to multiple small heat exchanger tubes, increases and change
Hot arc guarantees that heat transmission is more abundant, improves heat exchange efficiency.For tube wall by heat transfer evaporator section, cold-side fluid absorbs heat
Rapid vaporization after amount, and reach condensation segment release heat, become liquid again.The presence of capillary structure chamber 2 enables heat
Preferably inwardly transmitting, solves that plastic tube wall thermal coefficient is low, the problem of heat-transfer effect difference.
Certainly, above description is also not limited to the example above, and technical characteristic of the utility model without description can lead to
It crosses or realizes that details are not described herein using the prior art；Above embodiments are merely to illustrate the technical solution of the utility model simultaneously
Non- is limitations of the present invention, and the utility model is described in detail referring to preferred embodiment, this field
It is to be appreciated by one skilled in the art that those skilled in the art were made in the essential scope of the utility model
Variations, modifications, additions or substitutions also should belong to the claim protection of the utility model without departure from the objective of the utility model
Range.
Claims (3)
1. a kind of efficient phase transformation pipe, which is characterized in that including heat exchange pipe body, the heat exchange pipe body is by laminated plastics base
Layer (1) is entwined, and is provided with capillary structure chamber (2) in the plastic basic unit (1), is filled in the capillary structure chamber (2)
Easy gasifying liquid and vacuum.
2. efficient phase transformation pipe according to claim 1, which is characterized in that the plastic basic unit (1) includes fixed connects
It the upper base (11) that connects and goes to a grassroots level (12), is provided with upper cavity (21) on the upper base (11), it is described to go to a grassroots level on (12)
It is provided with lower chamber (22), the upper cavity (21) and the lower chamber (22) sealing surround the capillary structure chamber (2).
3. efficient phase transformation pipe according to claim 1 or 2, which is characterized in that the easy gasifying liquid be alcohol and/
Or acetone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821724565.4U CN209197543U (en) | 2018-10-24 | 2018-10-24 | A kind of efficient phase transformation pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821724565.4U CN209197543U (en) | 2018-10-24 | 2018-10-24 | A kind of efficient phase transformation pipe |
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| Publication Number | Publication Date |
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| CN209197543U true CN209197543U (en) | 2019-08-02 |
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ID=67408867
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821724565.4U Active CN209197543U (en) | 2018-10-24 | 2018-10-24 | A kind of efficient phase transformation pipe |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109405609A (en) * | 2018-10-24 | 2019-03-01 | 山东岱荣节能环保科技有限公司 | A kind of efficient phase transformation pipe and preparation method thereof |
| CN110906770A (en) * | 2019-11-14 | 2020-03-24 | 中国航天空气动力技术研究院 | Semi-open type high-temperature heat pipe structure |
| CN113382611A (en) * | 2021-06-21 | 2021-09-10 | 上海电力大学 | Phase change's heat dissipation subsides |
-
2018
- 2018-10-24 CN CN201821724565.4U patent/CN209197543U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109405609A (en) * | 2018-10-24 | 2019-03-01 | 山东岱荣节能环保科技有限公司 | A kind of efficient phase transformation pipe and preparation method thereof |
| CN109405609B (en) * | 2018-10-24 | 2024-04-02 | 山东岱荣节能环保科技有限公司 | Efficient phase change heat pipe and preparation method thereof |
| CN110906770A (en) * | 2019-11-14 | 2020-03-24 | 中国航天空气动力技术研究院 | Semi-open type high-temperature heat pipe structure |
| CN113382611A (en) * | 2021-06-21 | 2021-09-10 | 上海电力大学 | Phase change's heat dissipation subsides |
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