CN1307397C - Flat closed heat pipe and its producing method - Google Patents
Flat closed heat pipe and its producing method Download PDFInfo
- Publication number
- CN1307397C CN1307397C CNB03138496XA CN03138496A CN1307397C CN 1307397 C CN1307397 C CN 1307397C CN B03138496X A CNB03138496X A CN B03138496XA CN 03138496 A CN03138496 A CN 03138496A CN 1307397 C CN1307397 C CN 1307397C
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- seals
- mouth
- heat pipe
- seat
- sealing body
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Abstract
The present invention provides a heat pipe with a flat-mouth type seal and a sealing method thereof. The heat pipe comprises a hollow cavity body with an opening mouth, and a sealing seat for sealing the opening mouth, wherein the sealing seat comprises a filling mouth communicated with the hollow cavity body. The present invention has the method that a sealing body is fixedly arranged on the filling mouth; then, an air-removing filling needle is penetrated through the sealing body and the filling mouth and is inserted into the hollow cavity body for removing air and filling; finally, the air-removing filling needle is pulled out of the sealing body; the pore space penetrated by the air-removing filling needle is sealed by elastic restoring force of the sealing body.
Description
(1) technical field
The present invention relates to the heat pipe that a kind of flat seals, particularly relate to heat pipe and its mouth-sealing method that a kind of flat of keeping the outward appearance integrity degree seals.
(2) background technology
A kind of manufacture method of existing heat pipe, be that first construction one has the metal hollow tube that an open end and defines inner cavity chamber, again with an amount of working fluid after this hollow tube is injected in this open end, seal (open end that promptly seals this hollow tube) after at last this hollow tube being vacuumized.
The mouth-sealing method of above-mentioned existing heat pipe is to comprise the following step:
(A) as shown in Figure 1, 2, after earlier the openend 111 of this hollow tube 11 being processed by the facility clamping, make it form the basic kenel of a heat pipe 10;
(B) shown in Fig. 2,3, then utilize facility to cut off, and after cutting off, bestow spot welding (solder joint 12 as shown in Figure 4) and seal airtight effect to reach through the clamping processing flat section position, top 1121 of sealing end 112 (promptly sealing the mouth position) that operation produced.
But during actual the use, aforementioned evagination flat sealed end 112 and is subjected to external force to bump disconnected easily and causes this heat pipe 10 to leak, and has not attractive in appearance and this flat situation of sealing end 112 these heat pipe 10 length of meeting increase of external form, need bigger placing space relatively, with and adopt and to inject the practice that working fluid vacuumizes again earlier, can pumpback sop up the working fluid that has partly injected this hollow tube 11, cause accurately to control working fluid quantity and the quality of effectively guaranteeing heat pipe 10 in the hollow tube 11, add to vacuumize the complexity of equipment of deriving again after existing heat pipe 10 processing procedures are because of first filling, denounced by the dealer.
(3) summary of the invention
The objective of the invention is provide a kind of sealing part concordant with can effectively control the heat pipe of working fluid charging quantity.
Another purpose is the mouth-sealing method of the heat pipe that seals at the flat that a kind of flat appearance is provided.
According to the heat pipe that flat of the present invention seals, be applicable to a degasification filling needle to puncture into that comprise: one has the hollow cavity of an opening port, the seat that seals that an envelope is established this opening port with the filling operation fluid, and one be packed in this seal the seat in a seal; This hollow cavity comprises an opening port and defines an inner cavity chamber; This seals seat is that envelope is located at the opening port of this hollow cavity, and comprises that one forms and can be communicated with the filling mouth of this inner cavity chamber on this seals an outer surface of seat; The sealing body has elastic-restoring force and clogs in this seals seat and seal this filling mouth, the puncture of this degasification filling needle is carried out degasification, filling through sealing body, filling mouth and the inner cavity chamber that stretches into this hollow cavity, when this degasification filling needle is extracted the sealing body, seal the hole that this degasification filling needle punctured by the elastic-restoring force of sealing body; And a closely connected locating piece on the sealing body, it is concordant that an outer surface and this of this locating piece seals the outer surface of seat.
In addition, the mouth-sealing method of the heat pipe that a kind of flat seals, this heat pipe comprise that one has the hollow cavity of an opening port, reach the seat that seals that an envelope is established this opening port, and this seals seat and comprises that one is communicated with the filling mouth of this hollow cavity, and this method comprises the following step:
(A) on this filling mouth, set firmly a seal;
(B) with degasification filling needle puncture through sealing body, filling mouth and extend into and carry out degasification, packing job in this hollow cavity;
(C) this degasification filling needle is extracted the sealing body, and borrow the elastic-restoring force of sealing body to seal the hole that this degasification filling needle punctured; And
(D) a positioning block is closely connected on the sealing body, and make an outer surface of this locating piece concordant with the outer surface that this seals seat.
In addition, the mouth-sealing method of the heat pipe that a kind of flat seals, this heat pipe comprise that one has the hollow cavity of an opening port, reach the seat that seals that an envelope is established this opening port, and this seals seat and comprises that one is communicated with the filling mouth of this hollow cavity, and this method comprises the following step:
(A) on this filling mouth, set firmly a seal;
(B) a positioning block is closely connected on the sealing body, and an outer surface that makes this locating piece is concordant with the outer surface that this seals seat, this locating piece has a perforation that axially passes this locating piece;
(C) run through this locating piece and sealing body, filling mouth and extend into a degasification filling needle and carry out degasification, packing job in this hollow cavity; And
(D) this degasification filling needle is extracted this locating piece and sealing body, and borrow the elastic-restoring force of sealing body to seal the hole that this degasification filling needle punctured.
(4) description of drawings
The present invention is described in detail below in conjunction with drawings and Examples:
Fig. 1 is an action diagram of the mouth-sealing method of an existing heat pipe, and an open end of clamping facility desire clamping one hollow tube is described.
Fig. 2 is an action diagram of this mouth-sealing method, and the open end of this clamping facility clamping at this hollow tube is described.
Fig. 3 is an action diagram of this mouth-sealing method, illustrates to utilize facility to cut off through the clamping processing flat end (promptly sealing the mouth position) of sealing that operation produced.
Fig. 4 is an action diagram of this mouth-sealing method, illustrates that spot welding is bestowed in the flat end of sealing of this heat pipe after cutting off, and seals airtight effect to reach.
Fig. 5 is not complete cutaway view of first preferred embodiment of the heat pipe that seals of flat of the present invention.
Fig. 6 is that schematic diagram is used in one of this first preferred embodiment, illustrates that a degasification filling needle stretches into to carry out degasification and filling predetermined material etc. in the inner cavity chamber of this hollow cavity and process operations.
Fig. 7 is that schematic diagram is used in one of this first preferred embodiment, illustrates that a machining machine and tool is closely connected on the sealing body with a positioning block.
Fig. 8 is not complete cutaway view of this first preferred embodiment, illustrates that this locating piece is closely connected on the sealing body, and the more urgent driving fit of sealing body is sealed on the filling mouth of seat at this.
Fig. 9 is not complete cutaway view of second preferred embodiment of the heat pipe that seals of flat of the present invention, illustrates that this locating piece is that sealing facility are infused in the jelly that solidify to form on the sealing body.
Figure 10 is not complete cutaway view of this second preferred embodiment.
Figure 11 is not complete cutaway view of the 3rd preferred embodiment of the heat pipe that seals of flat of the present invention.
Figure 12 is that schematic diagram is used in one of the 3rd preferred embodiment, illustrates that this degasification filling needle stretches into to carry out degasification and filling predetermined material etc. in the inner cavity chamber of this hollow cavity and process operations.
Figure 13 is not complete cutaway view of the 3rd preferred embodiment, and the perforation that this locating piece is described is to utilize the spot welding mode to reach sealing state.
Figure 14 is the flow chart of first preferred embodiment of the mouth-sealing method of the heat pipe that seals of flat of the present invention.
Figure 15 is the flow chart of second preferred embodiment of the mouth-sealing method of the heat pipe that seals of flat of the present invention.
(5) specific embodiment
For convenience of description, at following embodiment, similar elements is to represent with same numeral.
Shown in Fig. 5,6,8, first preferred embodiment of the heat pipe 1 that flat of the present invention seals, be applicable to after the first degasification of a degasification filling needle 21 (containing) except that air tube, filling needle, an amount of charges that reinject, these charges are working fluid; This heat pipe 1 include a metal hollow cavity 3, that comprises an opening port 31 regularly driving fit seal seat 4, at the metal of this opening port 31 and clog a seal 5 in this seals seat 4, reach a closely connected locating piece 6 on sealing body 5.
This hollow cavity 3 comprises an opening port 31, and an inner cavity chamber 33 that is defined by an inner surface 321 of a surrounding wall 32.
This seals seat 4 is the opening ports 31 at this hollow cavity 3 of driving fit regularly, in this example this seal seat 4 be solid welding on this opening port 31, and this seals seat 4 and also can adopt and screw togather group and tie in this surrounding wall 32, or utilizes facility to make to be packed on the above-mentioned surrounding wall 32; This seals seat 4 and comprises that one seals the filling mouth 42, that forms on seat 4 the outer surface 41 and can be communicated with the inner cavity chamber 33 of this hollow cavity 3 around this filling mouth 42 and this seals the conjugate foramen 43 of the outer surface 41 recessed formation of seat 4 certainly from this; The aperture of this conjugate foramen 43 is from top to bottom and dwindles.
Sealing body 5 is to clog in this seals seat 4 conjugate foramen 43 and seal this filling mouth 42, and sealing body 5 is a rubber-like colloidal silica or a rubber in this example.
This locating piece 6 is to utilize machining machine and tool 7 as shown in Figure 7 to make it closely connected on sealing body 5, the 5 more urgent driving fits of sealing body are sealed on the filling mouth 42 of seat 4 at this, and make the outer surface 61 of this locating piece 6 seal the outer surface 41 concordant (flat line L as shown in Figure 8) of seat 4 with this, to form the heat pipe that a flat seals.
Shown in Fig. 6,8, during use, degasification filling needle 21 puncture of a degasification filling machine 2 is entered sealing body 5 and stretches into this inner cavity chamber 33 to carry out degasification, an amount of working fluid of filling; After the user extracts sealing body 5 with this degasification filling needle 21, the elastic-restoring force that sealing body 5 can have because of itself, and consolidation seals the filling mouth 42 that this seals seat 4; It is different from the heat pipe 10 that existing mouth-sealing method as shown in Figure 4 makes and needs clamping processing, with utilize facility and cut off this flat end 112 (promptly sealing the mouth position) of sealing, relatively the present invention can keep the flat appearance degree and unexpected bumped by external force disconnected, more can reduce the length of this heat pipe 1, improve steric practicality, and charging quantity and the process apparatus of accurately controlling working fluid are simpler, effectively guarantee the craftmanship of this heat pipe 1.
Shown in Fig. 9,10, be second preferred embodiment of the heat pipe that seals of flat of the present invention, its place that is different from first preferred embodiment is: the jelly that this locating piece 6 ' solidify to form after being infused on the sealing body 5 for as shown in Figure 9 sealing facility 8.
Shown in Figure 11,12,13, be the 3rd preferred embodiment of the heat pipe 1 that seals of flat of the present invention, its place that is different from first preferred embodiment is: this locating piece 6 is to be the T font, and has a perforation 62 that enters for these degasification filling needle 21 punctures; The aperture of this conjugate foramen 43 is from top to bottom and dwindles in this example, and have one and be positioned at below and be connected with this filling mouth 42 and for ccontaining its circular base junction surface 431 of sealing body 5, and one expands the circular top junction surface 432 that is located at these 431 tops, circular base junction surface; In addition, when the user extracts the perforation 62 of sealing body 5 and this locating piece with this degasification filling needle 21, utilization spot welding mode of more can arranging in pairs or groups (solder joints 90 of a mash welder tool 9 processing as shown in figure 13) or sealing mode seal the perforation 62 of this locating piece 6, to obtain better airtight effect.
As shown in figure 14, the method of manufacturing heat pipe shown in Fig. 8,10, this heat pipe 1 comprises that one has the hollow cavity 3 of an opening port 31, and one regularly driving fit this opening port 31 seal the seat 4, this seals seat 4 and comprises that one is communicated with the filling mouth 42 of the inner cavity chamber 33 of this hollow cavity 3, and this method comprises the following step:
Step 100: on this filling mouth 42, set firmly a seal 5;
Step 110: with a degasification filling needle 21 puncture through sealing bodies 5, filling mouth 42 and extend in this hollow cavity 3 and carry out degasification, packing job;
Step 120: this degasification filling needle 21 is extracted sealing body 5, and borrow the elastic-restoring force of sealing body 5 to seal the hole that this degasification filling needle 21 punctured; And
Step 130: a positioning block 6 is closely connected on sealing body 5, and make the outer surface 61 of this locating piece 6 concordant with the outer surface 41 that this seals seat 4; This seals seat 4 and also comprises one around this filling mouth 42 and this seals the conjugate foramen 43 of seat 4 outer surface 41 recessed formation certainly, is installed on the bottom surface of this conjugate foramen 43 closely connected on sealing body 5 with this locating piece 6 for sealing body 5; What deserves to be mentioned is, for making locating piece 6 ' as shown in Figure 6, be on sealing body 5, to inject a jelly, make this jelly solidify the back and form a closely connected locating piece 6 ' on sealing body 5, and make the outer surface 61 of this locating piece 6 ' concordant with the outer surface 41 that this seals seat 4.
As shown in figure 15, make the method for heat pipe as shown in figure 13, this method comprises the following step:
Step 140: on this filling mouth 42, set firmly a seal 5;
Step 150: comprise that with one locating piece 6 of a perforation 62 is closely connected on sealing body 5, and make the outer surface 61 of this locating piece 6 concordant with the outer surface 41 that this seals seat 4; This seals seat 4 and also comprises one around this filling mouth 42 and this seals the conjugate foramen 43 of seat 4 outer surface 41 recessed formation certainly, is installed on the bottom surface of this conjugate foramen 43 closely connected on sealing body 5 with this locating piece 6 for sealing body 5;
Step 160: with a degasification filling needle 21 puncture through these locating pieces 6 with sealing body 5, filling mouth 42 and extend in this hollow cavity 3 and carry out degasification, packing job;
Step 170: this degasification filling needle 21 is extracted this locating piece 6 and sealing body 5, and borrow the elastic-restoring force of sealing body 5 to seal the hole that this degasification filling needle 21 punctured; And step 180: after this degasification filling needle 21 is extracted this locating piece 6 and sealing body 5, be to utilize spot welding mode or sealing mode to seal this perforation 62.
Claims (17)
1. the mouth-sealing method of the heat pipe that seals of a flat, this heat pipe comprises that one has the hollow cavity of an opening port, and an envelope establishes the seat that seals of this opening port, this seals seat and comprises that one is communicated with the filling mouth of this hollow cavity, it is characterized in that, comprises the following step:
(A) on this filling mouth, set firmly a seal;
(B) puncture into the sealing body with a degasification filling needle and extend into and carry out degasification, packing job in this hollow cavity;
(C) this degasification filling needle is extracted the sealing body, and seal the hole that this degasification filling needle punctured by the elastic-restoring force of sealing body; And
(D) a positioning block is closely connected on the sealing body, and make an outer surface of this locating piece concordant with the outer surface that this seals seat.
2. the mouth-sealing method of the heat pipe that flat as claimed in claim 1 seals is characterized in that:
This seals seat and also comprises one around this filling mouth and this seals the conjugate foramen of the recessed formation of outer surface of seat certainly.
3. the mouth-sealing method of the heat pipe that flat as claimed in claim 2 seals is characterized in that:
The aperture of this conjugate foramen is from top to bottom and dwindles.
4. the mouth-sealing method of the heat pipe that flat as claimed in claim 1 seals is characterized in that
Also comprise the following step:
(E) on the sealing body, inject a jelly, make this jelly solidify the back and form a closely connected locating piece on the sealing body, and make an outer surface of this locating piece concordant with the outer surface that this seals seat.
5. the mouth-sealing method of the heat pipe that flat as claimed in claim 4 seals is characterized in that:
This seals seat and also has one around this filling mouth and this seals the conjugate foramen of the recessed formation of outer surface of seat certainly.
6. the mouth-sealing method of the heat pipe that flat as claimed in claim 5 seals is characterized in that:
The aperture of this conjugate foramen is from top to bottom and dwindles.
7. the mouth-sealing method of the heat pipe that seals of a flat, this heat pipe comprises that one has the hollow cavity of an opening port, and an envelope establishes the seat that seals of this opening port, this seals seat and comprises that one is communicated with the filling mouth of this hollow cavity, it is characterized in that, comprises the following step:
(A) on this filling mouth, set firmly a seal;
(B) a positioning block is closely connected on the sealing body, and an outer surface that makes this locating piece is concordant with the outer surface that this seals seat, this locating piece has a perforation that axially passes this locating piece;
(C) puncture into this locating piece and sealing body and extend into a degasification filling needle and carry out degasification, packing job in this hollow cavity; And
(D) this degasification filling needle is extracted this locating piece and sealing body, and borrow the elastic-restoring force of sealing body to seal the hole that this degasification filling needle punctured.
8. the mouth-sealing method of the heat pipe that flat as claimed in claim 7 seals is characterized in that:
This seals seat and also comprises one around this filling mouth and this seals the conjugate foramen of the recessed formation of outer surface of seat certainly.
9. the mouth-sealing method of the heat pipe that flat as claimed in claim 8 seals is characterized in that:
The aperture of this conjugate foramen is from top to bottom and dwindles, and has one and be positioned at the below and be connected with this filling mouth and for the ccontaining junction surface, the end of sealing body, and one expands the junction surface, top that is located at this top, junction surface, end.
10. the mouth-sealing method of the heat pipe that flat as claimed in claim 8 seals is characterized in that:
After this degasification filling needle is extracted this locating piece and sealing body, be to utilize the spot welding mode to seal this perforation.
11. the mouth-sealing method of the heat pipe that flat as claimed in claim 8 seals is characterized in that:
After this degasification filling needle is extracted this locating piece and sealing body, be to utilize glue envelope mode to seal this perforation.
12. the heat pipe that flat seals is applicable to a degasification filling needle to penetrate to be filled into charges, comprises a hollow cavity, an envelope is located at the seat that seals on this hollow cavity, and one be installed in this and seal a seal in the seat, it is characterized in that:
This hollow cavity comprises an opening port and defines an inner cavity chamber;
This seals seat is that envelope is established the opening port of this hollow cavity, and comprises that one forms and can be communicated with the filling mouth of this inner cavity chamber on this seals an outer surface of seat;
The sealing body has elastic-restoring force and clogs in this seals seat and seal this filling mouth, after the inner cavity chamber that this degasification filling needle punctured sealing body, filling mouth and stretched into this hollow cavity carries out degasification, filling, the hole that punctured by salable this degasification filling needle of the elastic-restoring force of sealing body; And
One closely connected locating piece on the sealing body, an outer surface and this of this locating piece seal the seat outer surface concordant.
13. the heat pipe that flat as claimed in claim 12 seals is characterized in that:
This seals seat and also comprises one around this filling mouth and this seals the conjugate foramen of the recessed formation of outer surface of seat certainly.
14. the heat pipe that flat as claimed in claim 13 seals is characterized in that:
The aperture of this conjugate foramen is from top to bottom and dwindles, and have one and be positioned at the below and be connected with this filling mouth and for the ccontaining junction surface, the end of sealing body, and one expands the junction surface, top that is located at this top, junction surface, end.
15. the heat pipe that flat as claimed in claim 12 seals is characterized in that:
This locating piece has a perforation that axially passes this locating piece.
16. the heat pipe that flat as claimed in claim 15 seals is characterized in that:
After this degasification filling needle is extracted this locating piece and sealing body, be to utilize the spot welding mode to seal this perforation.
17. the heat pipe that flat as claimed in claim 15 seals is characterized in that:
After this degasification filling needle is extracted this locating piece and sealing body, be to utilize glue envelope mode to seal this perforation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB03138496XA CN1307397C (en) | 2003-05-23 | 2003-05-23 | Flat closed heat pipe and its producing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB03138496XA CN1307397C (en) | 2003-05-23 | 2003-05-23 | Flat closed heat pipe and its producing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1548914A CN1548914A (en) | 2004-11-24 |
| CN1307397C true CN1307397C (en) | 2007-03-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB03138496XA Expired - Fee Related CN1307397C (en) | 2003-05-23 | 2003-05-23 | Flat closed heat pipe and its producing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1307397C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100434232C (en) * | 2005-01-14 | 2008-11-19 | 徐惠群 | Heat pipe continuous delivery deairing, stitching and sealing method and its device |
| CN100401005C (en) * | 2005-04-08 | 2008-07-09 | 奇鋐科技股份有限公司 | Heat pipe manufacturing method using sucking disc to degas and fill |
| CN100362307C (en) * | 2005-09-08 | 2008-01-16 | 嘉善华昇电子热传科技有限公司 | Small heat pipe and method for manufacturing the same |
| CN104121795A (en) * | 2014-07-31 | 2014-10-29 | 海康创业(北京)科技有限公司 | Multi-welded-junction metal heat pipe and machining method thereof |
| CN109579581A (en) * | 2018-11-08 | 2019-04-05 | 大连理工大学 | A kind of micro heat pipe packaging method based on PDMS |
| CN110514043B (en) * | 2019-08-12 | 2021-03-26 | 李居强 | Filling device and filling method thereof |
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|---|---|---|---|---|
| US4226333A (en) * | 1976-03-04 | 1980-10-07 | Becton, Dickinson And Company | Cannula pierceable self-sealing closure |
| EP0115480A2 (en) * | 1983-01-27 | 1984-08-08 | C.A. Greiner & Söhne Gesellschaft M.B.H. | Test-tube for blood samples |
| US5514339A (en) * | 1989-04-07 | 1996-05-07 | Leopardi; Francesco | Stopper of analysis test tubes |
| CN2350696Y (en) * | 1998-06-08 | 1999-11-24 | 瞿斌 | Heat-pipe solar vacuum glass heat collecting pipe |
| JP2000199760A (en) * | 1998-12-05 | 2000-07-18 | Becton Dickinson & Co | Assembly and method for separating components of liquid sample |
| JP2001145685A (en) * | 1999-08-18 | 2001-05-29 | Becton Dickinson & Co | Stopper/shield cover assembly |
| US6382442B1 (en) * | 1998-04-20 | 2002-05-07 | Becton Dickinson And Company | Plastic closure for vials and other medical containers |
| CN2494699Y (en) * | 2001-09-12 | 2002-06-12 | 江苏电分析仪器厂 | Anti-corrosion glass sealed tube |
-
2003
- 2003-05-23 CN CNB03138496XA patent/CN1307397C/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4226333A (en) * | 1976-03-04 | 1980-10-07 | Becton, Dickinson And Company | Cannula pierceable self-sealing closure |
| EP0115480A2 (en) * | 1983-01-27 | 1984-08-08 | C.A. Greiner & Söhne Gesellschaft M.B.H. | Test-tube for blood samples |
| US5514339A (en) * | 1989-04-07 | 1996-05-07 | Leopardi; Francesco | Stopper of analysis test tubes |
| US6382442B1 (en) * | 1998-04-20 | 2002-05-07 | Becton Dickinson And Company | Plastic closure for vials and other medical containers |
| CN2350696Y (en) * | 1998-06-08 | 1999-11-24 | 瞿斌 | Heat-pipe solar vacuum glass heat collecting pipe |
| JP2000199760A (en) * | 1998-12-05 | 2000-07-18 | Becton Dickinson & Co | Assembly and method for separating components of liquid sample |
| JP2001145685A (en) * | 1999-08-18 | 2001-05-29 | Becton Dickinson & Co | Stopper/shield cover assembly |
| CN2494699Y (en) * | 2001-09-12 | 2002-06-12 | 江苏电分析仪器厂 | Anti-corrosion glass sealed tube |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1548914A (en) | 2004-11-24 |
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Granted publication date: 20070328 Termination date: 20140523 |