CN102759291A - Self-excitation oscillating-flow heat pipe with netted pipeline - Google Patents
Self-excitation oscillating-flow heat pipe with netted pipeline Download PDFInfo
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- CN102759291A CN102759291A CN2011101090321A CN201110109032A CN102759291A CN 102759291 A CN102759291 A CN 102759291A CN 2011101090321 A CN2011101090321 A CN 2011101090321A CN 201110109032 A CN201110109032 A CN 201110109032A CN 102759291 A CN102759291 A CN 102759291A
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- heat pipe
- flow heat
- metallic plate
- type groove
- metal plate
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Abstract
A self-excitation oscillating-flow heat pipe with a netted pipeline is spliced by two metal plates. Grooves are formed on at least one metal plate integrally, form a pipeline for sealing up working media on the spliced plane of the two metal plates, and have a crisscross grid structure when being viewed from a direction perpendicular to the planes of the metal plates. With the self-excitation oscillating-flow heat pipe with the pipe network, blockage of the pipeline is overcome well. The self-excitation oscillating-flow heat pipe with the netted pipeline has the advantages of good temperature-equalizing performance, quick heat-transfer, quick returning of working liquid media and the like. What's more, the starting temperature of the self-excitation oscillating-flow heat pipe is reduced, and heat transfer performance thereof is improved remarkably.
Description
Technical field
The present invention relates to hot pipe technique, particularly selfexcited oscillating-flow heat pipe.
Background technology
Selfexcited oscillating-flow heat pipe all has the pipeline of an encapsulation working medium, and working medium forms the plunger between liquid, gas phase in pipeline.Existing selfexcited oscillating-flow heat pipe all is to adopt single pipeline configuration, and the impurity blocking problem appears in pipeline that whole heat pipe has only head and the tail to be communicated with thus easily, and the refrigerant vapor pressure in the pipeline is risen, and the working medium circulation is not smooth, even causes pipeline breaking.In addition, single pipeline configuration makes that also the start-up temperature of selfexcited oscillating-flow heat pipe is higher, that is working medium in pipeline, to begin to form the required minimum temperature of self-excitation circulation higher, reduced the performance of the conduction heat of selfexcited oscillating-flow heat pipe thus.
Summary of the invention
The purpose of this invention is to provide a kind of selfexcited oscillating-flow heat pipe with mesh duct, this selfexcited oscillating-flow heat pipe has solved the problem of line clogging well, and has lower start-up temperature.
The present invention is achieved in that a kind of selfexcited oscillating-flow heat pipe with mesh duct; Said selfexcited oscillating-flow heat pipe is put together by the double layer of metal plate; Have at least the layer of metal slab integral to form the type groove in the double layer of metal plate; Said type groove is sealed the pipeline of working medium up for safekeeping in the amalgamation face formation of double layer of metal plate, and from seeing perpendicular to the direction of metallic plate board plane, said type groove is arranged in crisscross fenestral fabric.
Attached technical scheme below the present invention can also optionally adopt: each layer metallic plate all is to be formed by flexible flexible metal sheet and the butt joint of inflexible rigid metal plate; With regard to regard to one deck metallic plate; Flexible metal sheet is connected between the rigid metal plate; See from the cross section of metallic plate; The corresponding amalgamation of two sheets of flexible metallic plate, the corresponding amalgamation of two-layer rigid metal plate, the type groove on the said rigid metal plate is arranged in crisscross fenestral fabric, and the type groove that the type groove on the adjacent rigid metallic plate is communicated with is arranged at global formation on the said flexible metal sheet.
The groove depth of said type groove is less than the thickness of its place metallic plate.
The described butt joint with three or more rigid metal plate by two or more than two flexible metal sheet with one deck metallic plate forms, and in one deck metallic plate, connects a piece flexible metal between per two adjacent rigid metal plate.
Global formation has a plurality of pits on said metallic plate.
Useful technique effect of the present invention is: latticed pipeline configuration has not only solved the problem of line clogging well; And make selfexcited oscillating-flow heat pipe have advantages such as uniform temperature is better, heat transfer is quick, the worker quality liquid backflow is fast; The more important thing is; Having reduced the start-up temperature of selfexcited oscillating-flow heat pipe, is example with water conservancy project matter, and the start-up temperature of existing selfexcited oscillating-flow heat pipe need reach 60 degree; The start-up temperature of this selfexcited oscillating-flow heat pipe can be reduced to 45 degree, has significantly improved the performance of the conduction heat of selfexcited oscillating-flow heat pipe.In addition, the manufacturing process of this selfexcited oscillating-flow heat pipe is simpler than present known selfexcited oscillating-flow heat pipe, is easier to produce shape criteria unification, stay-in-grade selfexcited oscillating-flow heat pipe, is fit to produce in enormous quantities.
Description of drawings
Fig. 1 is the structural representation of embodiment 1;
Fig. 2 is the K-K cutaway view of Fig. 1;
Fig. 3 is the L portion enlarged drawing of Fig. 2;
Fig. 4 is the A-A cutaway view of Fig. 1;
Fig. 5 is the F portion enlarged drawing of Fig. 4;
Fig. 6 is the another kind of version of the A-A cutaway view of Fig. 1;
Fig. 7 is the G portion enlarged drawing of Fig. 6;
Fig. 8 is the structural representation of embodiment 2;
Fig. 9 is the M-M cutaway view of Fig. 8;
The N portion enlarged drawing of Figure 10 Fig. 9;
Figure 11 is the B-B cutaway view of Fig. 8;
Figure 12 is the H portion enlarged drawing of Figure 11;
Figure 13 is the another kind of version of the B-B cutaway view of Fig. 8;
Figure 14 is the I portion enlarged drawing of Figure 13;
Figure 15 is the structural representation of embodiment 3;
Figure 16 is the C-C cutaway view of Figure 15;
Figure 17 is the D-D cutaway view of Figure 15;
Figure 18 is the another kind of version of the D-D cutaway view of Figure 15;
Figure 19 is the E-E cutaway view of Figure 15;
Figure 20 is the another kind of version of the E-E cutaway view of Figure 15;
Figure 21 is the structural representation of embodiment 4;
Figure 22 is the J-J broken section enlarged drawing of Figure 21;
Figure 23 illustrates the another kind of mesh shape that the type groove on the metallic plate is arranged in.
The specific embodiment
Referring to Fig. 1 to Fig. 5; A kind of selfexcited oscillating-flow heat pipe with mesh duct; Be put together by double layer of metal plate 1,2, double layer of metal plate global formation separately has type groove 3,4, and type groove 3,4 constitutes the pipeline of sealing working medium up for safekeeping of selfexcited oscillating-flow heat pipe at the amalgamation face of double layer of metal plate.Perhaps can have only layer of metal plate 1 global formation that type groove 3 is arranged, and another layer metallic plate 2 not have the type groove like Fig. 6, shown in Figure 7 yet.In the pipeline that is made up of type groove 3,4 (perhaps only by type groove 3), the working medium (not shown) forms liquid phase, the alternate plunger of gas phase.Said working medium can be water, ethanol, R142b, R123 etc.Double layer of metal plate 1,2 can adopt welding, mode amalgamation such as bonding.
As shown in Figure 1, from seeing perpendicular to the direction of metallic plate board plane, the type groove that constitutes pipeline is arranged in crisscross fenestral fabric.
Referring to Fig. 8 to Figure 12; The difference of present embodiment and embodiment 1 is; The groove depth of the type groove 3,4 on the double layer of metal plate 1,2 is less than the thickness of its place metallic plate; Make the one side toward the outer side of double layer of metal plate 1,2 can be made into even curface thus, be easier to closely contact with the body surface of required heat transfer.
The another kind of type groove structure of present embodiment can have only layer of metal plate 1 global formation that type groove 3 is arranged, and another layer metallic plate 2 not have the type groove like Figure 13, shown in Figure 14 yet.
Referring to Figure 15, Figure 16, Figure 17 and Figure 19; Selfexcited oscillating-flow heat pipe with mesh duct is put together by the double layer of metal plate; Wherein the layer of metal plate is formed by flexible flexible metal sheet 5 and inflexible rigid metal plate 6a, 6b butt joint; Flexible metal sheet 5 is connected between two rigid metal plate 6a, the 6b; Another layer metallic plate formed by flexible flexible metal sheet 7 and inflexible rigid metal plate 8a, 8b butt joint, and flexible metal sheet 7 is connected between two rigid metal plate 8a, the 8b.See two-layer rigid metal plate 6a, the corresponding amalgamation of 8a, 5, the 7 corresponding amalgamations of two sheets of flexible metallic plate from the cross section of metallic plate.The position that is put together by two sheets of flexible metallic plate 5,7 can bend, and makes this selfexcited oscillating-flow heat pipe be easier to bending thus, has better Installation Flexibility.Rigid metal plate can adopt heat conduction good material such as copper coin, aluminium sheet, and flexible metal sheet can adopt flexible sheets materials such as copper, aluminium, stainless steel.Rigid metal plate can be docked with bonding way with flexible metal sheet.
Like Figure 15, Figure 16, shown in Figure 17; Two-layer rigid metal plate 6a, the last type groove 9,10 of 8a constitute seals the pipeline of working medium up for safekeeping; Perhaps also can be shown in figure 18, have only one deck rigid metal plate 6a global formation that type groove 9 is arranged, and another layer rigid metal plate 8a does not have the type groove.The groove depth of the type groove 9,10 that rigid metal plate 6a, 8a are last makes the one side toward the outer side of rigid metal plate 6a, 8a can be made into even curface less than the thickness of its place metallic plate thus, is easier to closely contact with the body surface of required heat transfer.The last type groove structure of two-layer in addition rigid metal plate 6b, 8b is identical with Figure 17 or structure shown in Figure 180, repeats no more.All rigid metal plate 8a, 8b and 6a, the last type groove of 6b are arranged in crisscross fenestral fabric.
Like Figure 15, shown in Figure 19, global formation has the type groove 11,12 that the type groove on the adjacent rigid metallic plate is communicated with on two sheets of flexible metallic plate 5,7.Perhaps also can be shown in figure 20, have only one deck flexible metal sheet 5 global formations that type groove 11 is arranged, and another layer flexible metal sheet 7 do not have the type groove.Type groove 11,12 on the two sheets of flexible metallic plate 5,7 does not require and is arranged in crisscross fenestral fabric, but can be arranged in crisscross fenestral fabric yet.The groove depth of the type groove 11,12 on the two sheets of flexible metallic plate 5,7 is less than the thickness of its place metallic plate.
In the embodiment shown in fig. 15; Form by a flexible metal sheet and two rigid metal plate butt joints with one deck metallic plate; Can expand on this basis to dock with three or more rigid metal plate by two or more than two flexible metal sheet and form with one deck metallic plate; And in one deck metallic plate; Connect a piece flexible metal between per two adjacent rigid metal plate, can make selfexcited oscillating-flow heat pipe be easier to bending so that the flexible position that is put together by the two sheets of flexible metallic plate has many places like this.
Referring to Figure 21, Figure 22, present embodiment has been set up a plurality of pits 13 that are overall shaped on the metallic plate on the basis of embodiment 1, thereby its surface area is increased, and is beneficial to heat conduction.
The type groove structure of present embodiment is the same with embodiment 1, repeats no more.
In Fig. 1, Fig. 8 and Figure 15 of above-mentioned each embodiment, arranging the mesh shape that forms by the type groove on the metallic plate all is horizontal flat vertical " well " font.In addition, the type groove on the metallic plate can also be arranged in other mesh shapes, for example is arranged in shape shown in Figure 23.Type groove structure on the metallic plate among Figure 23 and Fig. 8, Figure 15 are the same, and the groove depth of type groove is less than the thickness of its place metallic plate.
Claims (5)
1. the selfexcited oscillating-flow heat pipe that has mesh duct; It is characterized in that said selfexcited oscillating-flow heat pipe is put together by the double layer of metal plate; Have at least the layer of metal slab integral to form the type groove in the double layer of metal plate; Said type groove is sealed the pipeline of working medium up for safekeeping in the amalgamation face formation of double layer of metal plate, and from seeing perpendicular to the direction of metallic plate board plane, said type groove is arranged in crisscross fenestral fabric.
2. the selfexcited oscillating-flow heat pipe with mesh duct as claimed in claim 1; It is characterized in that: each layer metallic plate all is to be formed by flexible flexible metal sheet and the butt joint of inflexible rigid metal plate; With regard to regard to one deck metallic plate; Flexible metal sheet is connected between the rigid metal plate, sees the corresponding amalgamation of two sheets of flexible metallic plate, the corresponding amalgamation of two-layer rigid metal plate from the cross section of metallic plate; Type groove on the said rigid metal plate is arranged in crisscross fenestral fabric, and the type groove that the type groove on the adjacent rigid metallic plate is communicated with is arranged at global formation on the said flexible metal sheet.
3. according to claim 1 or claim 2 the selfexcited oscillating-flow heat pipe with mesh duct, it is characterized in that: the groove depth of said type groove is less than the thickness of its place metallic plate.
4. the selfexcited oscillating-flow heat pipe with mesh duct as claimed in claim 3; It is characterized in that: the described butt joint with three or more rigid metal plate by two or more than two flexible metal sheet with one deck metallic plate forms; And in one deck metallic plate, connect a piece flexible metal between per two adjacent rigid metal plate.
5. the selfexcited oscillating-flow heat pipe with mesh duct as claimed in claim 1 is characterized in that: global formation has a plurality of pits on said metallic plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110109032.1A CN102759291B (en) | 2011-04-25 | 2011-04-25 | Self-excitation oscillating-flow heat pipe with netted pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110109032.1A CN102759291B (en) | 2011-04-25 | 2011-04-25 | Self-excitation oscillating-flow heat pipe with netted pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102759291A true CN102759291A (en) | 2012-10-31 |
| CN102759291B CN102759291B (en) | 2014-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110109032.1A Active CN102759291B (en) | 2011-04-25 | 2011-04-25 | Self-excitation oscillating-flow heat pipe with netted pipeline |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180696A (en) * | 2014-09-01 | 2014-12-03 | 络派模切（北京）有限公司 | Ultra-thin reticular self-vibration heat pipe heat dissipation film and processing method thereof |
| CN106091764A (en) * | 2016-08-11 | 2016-11-09 | 广东兆瓦热能科技股份有限公司 | Heat transmitter |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000161878A (en) * | 1998-11-30 | 2000-06-16 | Furukawa Electric Co Ltd:The | Planar heat pipe |
| US6269865B1 (en) * | 1997-08-22 | 2001-08-07 | Bin-Juine Huang | Network-type heat pipe device |
| CN101013010A (en) * | 2007-01-12 | 2007-08-08 | 华南理工大学 | Pulsating heat pipe heating panel using microcapsule phase-change thermal storage fluid as operating means |
| CN202057218U (en) * | 2011-04-25 | 2011-11-30 | 吴育林 | Self-excitation oscillating flow hot pipe with net-shaped pipeline |
-
2011
- 2011-04-25 CN CN201110109032.1A patent/CN102759291B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6269865B1 (en) * | 1997-08-22 | 2001-08-07 | Bin-Juine Huang | Network-type heat pipe device |
| JP2000161878A (en) * | 1998-11-30 | 2000-06-16 | Furukawa Electric Co Ltd:The | Planar heat pipe |
| CN101013010A (en) * | 2007-01-12 | 2007-08-08 | 华南理工大学 | Pulsating heat pipe heating panel using microcapsule phase-change thermal storage fluid as operating means |
| CN202057218U (en) * | 2011-04-25 | 2011-11-30 | 吴育林 | Self-excitation oscillating flow hot pipe with net-shaped pipeline |
Non-Patent Citations (1)
| Title |
|---|
| 林梓荣等: "脉动热管技术研究进展", 《化工进展》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180696A (en) * | 2014-09-01 | 2014-12-03 | 络派模切（北京）有限公司 | Ultra-thin reticular self-vibration heat pipe heat dissipation film and processing method thereof |
| CN104180696B (en) * | 2014-09-01 | 2016-01-20 | 络派模切（北京）有限公司 | A kind of ultrathin netted self-oscillation heat pipe heat radiation film and processing method thereof |
| CN106091764A (en) * | 2016-08-11 | 2016-11-09 | 广东兆瓦热能科技股份有限公司 | Heat transmitter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102759291B (en) | 2014-09-03 |
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Effective date of registration: 20161219 Address after: 528200 Guangdong Province, Foshan Nanhai District Danzao Town Development Zone of Xi Lian Dong Cun south two rows of second seats Patentee after: Foshan Kaichang Lighting Electrical Appliance Co., Ltd. Address before: Chancheng District of Guangdong city in Foshan province 528000 Jihua five road No. twelve Metro Vista F room 1203 Patentee before: Wu Yulin |