CN106403671A - Vacuum high-speed metal heat transmitting tube and manufacturing process thereof - Google Patents
Vacuum high-speed metal heat transmitting tube and manufacturing process thereof Download PDFInfo
- Publication number
- CN106403671A CN106403671A CN201610795816.7A CN201610795816A CN106403671A CN 106403671 A CN106403671 A CN 106403671A CN 201610795816 A CN201610795816 A CN 201610795816A CN 106403671 A CN106403671 A CN 106403671A
- Authority
- CN
- China
- Prior art keywords
- metal
- tube
- metal tube
- vacuum
- chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/085—Heat exchange elements made from metals or metal alloys from copper or copper alloys
Abstract
The invention discloses a vacuum high-speed metal heat transmitting tube and a manufacturing process thereof and belongs to the technical field of a heat transmitting conductor. The heat transmitting tube disclosed by the invention comprises a vacuum metal tube; flocculent metal powder and a medicament are filled into the chamber of the metal tube, wherein the medicament can be switched between a gas state and a liquid state with changes of temperature. The manufacturing process of the vacuum high-speed metal heat transmitting tube comprises the following steps: selecting a metal tube with a suitable length and sealing the opening of one end of the metal tube; inserting a core rod into the chamber of the metal tube; limiting the core rod by using a limiting mechanism so that the core rod is kept in the center of the chamber of the metal tube; adding the metal powder between the chamber of the metal tube and the outer surface of the core rod; heating the metal powder in the chamber of the metal tube to a sintering temperature of the metal powder and then realizing sintering; gradually cooling to room temperature within a set time by thermal treatment; after sintering is ended, pulling out the core of the core rod positioned in the chamber of the metal tube; subsequently vacuumizing the chamber of the metal tube by using a vacuum filling machine, filling the medicament into the chamber of the metal tube in a vacuum manner and sealing the opening of the other end of the metal tube; heating the metal tube in a temperature control way and pressing the metal tube into a required columnar shape.
Description
Technical field
The invention belongs to heat conductor technical field, especially have with a kind of vacuum metal high rate heat transport pipe and its processing technology
Close.
Background technology
The approach of radiating has the modes such as backward air radiating that directly radiate to air or conduct heat by heat conductor, but
Existing heat conductor is mainly based on the materials such as copper, aluminum, for requiring speed fast and the position that requires to take up room is less
Occasion, these heat conductors or Shortcomings.
Content of the invention
The deficiency existing for above-mentioned background technology, the present invention is intended to provide a kind of structure is simple, good heat dissipation effect true
Empty metal high rate heat transport pipe and its processing technology technique.
For this reason, the present invention employs the following technical solutions：Vacuum metal high rate heat transport pipe, is characterized in that, including the gold of vacuum
Belong to pipe, the medicament being filled with cotton-shaped metal dust in metal tube tube chamber and changing in gas-liquid binary states with temperature.
As to the supplement of technique scheme and perfect, present invention additionally comprises following technical characteristic.
The sintered molding of described metal dust, the metal dust of sinter molding is threaded onto in the tube chamber of metal tube.
On the sintered tube wall in described metal tube of described metal dust.
The cotton-shaped metal dust of molding is hollow, such that it is able to leave processing space for metal tube in buckling, prevents gold
Belong to powder to extrude from metal tube.
Described metal tube is Copper base material or aluminium base or iron-based material makes molding.
Described metal dust is copper powder.
Described metal tube is cylindrical.
Described metal tube is in cylindrical or flat cylindricality.
The processing technology of the present invention comprises the following steps：
Step one：Choose the metal tube being suitable for length and by one end closure, metal tube tube chamber inserts plug, plug passes through
Position-limit mechanism is spacing to make plug keep being in the center of metal tube tube chamber, adds gold between metal tube tube chamber and plug outer surface
Belong to powder；
Step 2：By the metal dust in metal tube chamber be heated to after its sintering temperature realize sintering, thermally treated set when
Interior successive is cooled to room temperature；
Step 3：By the plug core pulling being in metal tube tube chamber after the completion of sintering, then pass through vacuum filling machine by metal tube
After tube chamber evacuation, by the medicament vacuum filling that can change in gas-liquid binary states with temperature in the tube chamber of metal tube and by metal tube
The other end mouth of pipe seals；
Step 4：The metal tube of vacuum is pressed into the cylindricality of required form by temperature control heating.
Described metal dust is heated to sintering temperature and is incubated a period of time, temperature retention time is solid according to molten metal crystallization
Determine to determine hardening time；Sintering temperature using the metal dust of copper powder is 600～650 °, temperature retention time 6 hours；Using aluminium powder
Metal dust sintering temperature be 360～420 °, temperature retention time be 3 hours.
Following beneficial effect can be reached using the present invention：The heat-transfer pipe of present invention temperature in radiating is higher, copper powder
Granularity is bigger, such that it is able to greatly improve the thermal diffusivity of heat-transfer pipe.The present invention with structure is simple, heat conductivility strong,
The fast feature of mass transfer velocity is it is adaptable to less space is especially taken up an area in each field.
Brief description
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the overlooking the structure diagram of the cylindrical heat-transfer pipe of the present invention.
Fig. 3 is the overlooking the structure diagram of the flat cylindricality heat-transfer pipe of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings the specific embodiment of the present invention is described in detail.
As shown in FIG. 1 to 3, embodiment one：Heat-transfer pipe includes metal tube 1, is filled with cotton-shaped in metal tube tube chamber
Metal dust 2 and the medicament that can change in gas-liquid binary states with temperature.The sintered molding of metal dust 2, the metal of sinter molding
Powder 2 is threaded onto in the tube chamber of metal tube 1.The cotton-shaped metal dust 2 of molding be hollow, such that it is able to for metal tube 1 in buckling
Shi Liuyou processing space, prevents metal dust 2 from extruding from metal tube 1.Preferably, metal tube 1 makes molding, gold for Copper base material
Genus powder 2 is copper powder, and metal tube 1 is in cylinder.
Embodiment two：Heat-transfer pipe includes metal tube 1, is filled with cotton-shaped metal dust 2 and energy in metal tube tube chamber
The medicament changing in gas-liquid binary states with temperature.On the sintered tube wall in described metal tube 1 of metal dust 2.The cotton-shaped gold of molding
Genus powder 2 is hollow, such that it is able to leave processing space for metal tube 1 in buckling, prevents metal dust 2 from metal tube 1
Extrusion.Preferably, metal tube 1 is aluminium base or iron-based material makes molding, and metal dust 2 is copper powder.Metal tube 1 is in flat post
Shape.
The processing technology of the present invention comprises the following steps：
Step one：Choose the metal tube being suitable for length and by one end closure, metal tube tube chamber inserts plug, plug passes through
Position-limit mechanism is spacing to make plug keep being in the center of metal tube tube chamber, adds gold between metal tube tube chamber and plug outer surface
Belong to powder；
Step 2：By the metal dust in metal tube chamber be heated to after its sintering temperature realize sintering, thermally treated set when
Interior successive is cooled to room temperature；
Step 3：By the plug core pulling being in metal tube tube chamber after the completion of sintering, then pass through vacuum filling machine by metal tube
After tube chamber evacuation, by the medicament vacuum filling that can change in gas-liquid binary states with temperature in the tube chamber of metal tube and by metal tube
The other end mouth of pipe seals；
Step 4：The metal tube of vacuum is pressed into the cylindricality of required form by temperature control heating.
Preferably, described metal dust is heated to sintering temperature and is incubated a period of time, temperature retention time is according to metal
Liquid crystallization determines fixing hardening time；Sintering temperature using the metal dust of copper powder is 600～650 °, temperature retention time 6 hours；
Sintering temperature using the metal dust of aluminium powder is 360～420 °, and temperature retention time is 3 hours.
Claims (10)
1. vacuum metal high rate heat transport pipe it is characterised in that：Metal tube including vacuum（1）, it is filled with metal tube tube chamber and be in
Cotton-shaped metal dust（2）With the medicament that can change in gas-liquid binary states with temperature.
2. vacuum metal high rate heat transport pipe according to claim 1 it is characterised in that：Described metal dust（2）Through burning
Form type, the metal dust of sinter molding（2）It is threaded onto metal tube（1）Tube chamber in.
3. vacuum metal high rate heat transport pipe according to claim 2 it is characterised in that：Described metal dust（2）Through burning
Knot is in described metal tube（1）Tube wall on.
4. vacuum metal high rate heat transport pipe according to claim 3 it is characterised in that：The cotton-shaped metal dust of molding（2）
For hollow.
5. vacuum metal high rate heat transport pipe according to claim 4 it is characterised in that：Described metal tube（1）For cuprio
Material or aluminium base or iron-based material make molding.
6. vacuum metal high rate heat transport pipe according to claim 5 it is characterised in that：Described metal dust（2）For copper
Powder.
7. the vacuum metal high rate heat transport pipe according to claim 1,2,3,4,5 or 6 it is characterised in that：Described metal
Pipe（1）Cylindrical.
8. vacuum metal high rate heat transport pipe according to claim 7 it is characterised in that：Described metal tube（1）In cylinder
Shape or flat cylindricality.
9. vacuum metal high rate heat transport pipe processing technology it is characterised in that：
Step one：Choose the metal tube being suitable for length and by one end closure, metal tube tube chamber inserts plug, plug passes through
Position-limit mechanism is spacing to make plug keep being in the center of metal tube tube chamber, adds gold between metal tube tube chamber and plug outer surface
Belong to powder；
Step 2：By the metal dust in metal tube chamber be heated to after its sintering temperature realize sintering, thermally treated set when
Interior successive is cooled to room temperature；
Step 3：By the plug core pulling being in metal tube tube chamber after the completion of sintering, then pass through vacuum filling machine by metal tube
After tube chamber evacuation, by the medicament vacuum filling that can change in gas-liquid binary states with temperature in the tube chamber of metal tube and by metal tube
The other end mouth of pipe seals；
Step 4：The metal tube of vacuum is pressed into the cylindricality of required form by temperature control heating.
10. vacuum metal high rate heat transport pipe processing technology according to claim 9 it is characterised in that：By described metal
Powder is heated to sintering temperature and is incubated a period of time, and temperature retention time crystallizes according to molten metal and determines fixing hardening time；Using
The sintering temperature of the metal dust of copper powder is 600～650 °, temperature retention time 6 hours；Sintering temperature using the metal dust of aluminium powder
Spend for 360～420 °, temperature retention time is 3 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610795816.7A CN106403671A (en) | 2016-08-31 | 2016-08-31 | Vacuum high-speed metal heat transmitting tube and manufacturing process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610795816.7A CN106403671A (en) | 2016-08-31 | 2016-08-31 | Vacuum high-speed metal heat transmitting tube and manufacturing process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106403671A true CN106403671A (en) | 2017-02-15 |
Family
ID=58001662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610795816.7A Pending CN106403671A (en) | 2016-08-31 | 2016-08-31 | Vacuum high-speed metal heat transmitting tube and manufacturing process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106403671A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1657858A (en) * | 2004-02-20 | 2005-08-24 | 鸿富锦精密工业（深圳）有限公司 | Heat pipe and its preparation method |
| CN1815130A (en) * | 2005-02-04 | 2006-08-09 | 富准精密工业(深圳)有限公司 | Sintered heat pipe and its manufacturing method |
| CN1912521A (en) * | 2005-08-12 | 2007-02-14 | 富准精密工业(深圳)有限公司 | Heat pipe and manufacturing method thereof |
| CN1920465A (en) * | 2005-08-25 | 2007-02-28 | 纬创资通股份有限公司 | Heat pipe with built-in sintering core and its manufacture |
| CN101566440A (en) * | 2008-04-23 | 2009-10-28 | 中山伟强科技有限公司 | Sintered soaking plate and manufacturing method thereof |
| US20100188818A1 (en) * | 2009-01-23 | 2010-07-29 | Beijing AVC Technology Research Center Co., Ltd. | Heat dissipating device and method of manufacturing the same |
| JP2013100922A (en) * | 2011-11-07 | 2013-05-23 | Fujikura Ltd | Method of manufacturing sintered heat pipe |
| CN105571365A (en) * | 2014-10-16 | 2016-05-11 | 胡立荣 | Heat dissipation guide pipe and manufacturing method thereof |
-
2016
- 2016-08-31 CN CN201610795816.7A patent/CN106403671A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1657858A (en) * | 2004-02-20 | 2005-08-24 | 鸿富锦精密工业（深圳）有限公司 | Heat pipe and its preparation method |
| CN1815130A (en) * | 2005-02-04 | 2006-08-09 | 富准精密工业(深圳)有限公司 | Sintered heat pipe and its manufacturing method |
| CN1912521A (en) * | 2005-08-12 | 2007-02-14 | 富准精密工业(深圳)有限公司 | Heat pipe and manufacturing method thereof |
| CN1920465A (en) * | 2005-08-25 | 2007-02-28 | 纬创资通股份有限公司 | Heat pipe with built-in sintering core and its manufacture |
| CN101566440A (en) * | 2008-04-23 | 2009-10-28 | 中山伟强科技有限公司 | Sintered soaking plate and manufacturing method thereof |
| US20100188818A1 (en) * | 2009-01-23 | 2010-07-29 | Beijing AVC Technology Research Center Co., Ltd. | Heat dissipating device and method of manufacturing the same |
| JP2013100922A (en) * | 2011-11-07 | 2013-05-23 | Fujikura Ltd | Method of manufacturing sintered heat pipe |
| CN105571365A (en) * | 2014-10-16 | 2016-05-11 | 胡立荣 | Heat dissipation guide pipe and manufacturing method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 邱六合等: "铜粉烧结毛细结构之研究", 《铜粉烧结毛细结构之研究》 * |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170215 |