CN116428895A - Close-fitting heat pipe with close-fitting groove on base - Google Patents
Close-fitting heat pipe with close-fitting groove on base Download PDFInfo
- Publication number
- CN116428895A CN116428895A CN202310302470.2A CN202310302470A CN116428895A CN 116428895 A CN116428895 A CN 116428895A CN 202310302470 A CN202310302470 A CN 202310302470A CN 116428895 A CN116428895 A CN 116428895A
- Authority
- CN
- China
- Prior art keywords
- close
- fitting
- heat pipe
- base
- heat
- 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
- 230000005855 radiation Effects 0.000 claims abstract description 14
- 238000005520 cutting process Methods 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 238000004080 punching Methods 0.000 abstract description 10
- 238000012546 transfer Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000012545 processing Methods 0.000 abstract description 5
- 238000003466 welding Methods 0.000 description 14
- 230000017525 heat dissipation Effects 0.000 description 7
- 238000001816 cooling Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010309 melting process Methods 0.000 description 3
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
Images
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
- F28D15/0275—Arrangements for coupling heat-pipes together or with other structures, e.g. with base blocks; Heat pipe cores
Abstract
The utility model provides a base band close-fitting groove close-fitting heat pipe, includes at least one heat pipe, sets up at least one heat radiation fin on the heat pipe, and the heat pipe is perpendicular to be embedded in heat radiation fin's hole, the heat pipe bottom is equipped with heat pipe close-fitting portion, heat pipe close-fitting portion and the base close-fitting groove shape matching of high heat conduction base, heat pipe close-fitting portion is connected with high heat conduction base close-fitting, high heat conduction base includes at least one base close-fitting groove, and base close-fitting groove quantity is greater than or equal to heat pipe quantity, high heat conduction base and heat pipe realize the close-fitting of heat pipe and high heat conduction base through the mode of punching press deformation close-fitting, form the close-fitting top surface that heat pipe portion close-fitting and high heat conduction base form the top surface be the rectangle of plane, processing time of above-mentioned mode is short, simple step, yields is high, and the heat transfer average and the efficient that the seamless close-fitting is not, and radiating effect is good simultaneously, fine has satisfied user's demand.
Description
Technical Field
The invention relates to the field of radiators, in particular to a tight-fit heat pipe with a tight-fit groove on a base.
Background
In the prior art, when a heating source is smaller and high-power dissipation heat dissipation is needed, the existing air cooling radiator uses a copper aluminum heat pipe welding technology to perform temperature equalization.
The existing copper aluminum heat pipe welding technology uses welding paste as a filling medium, but in the welding process, the processing and cooling time is long, the steps are complicated, the molten welding paste can not completely fill gaps between a carrying platform and a heat conduction assembly, the average property and the efficiency of heat transfer are affected, the manufactured heat pipe and the inner wall powder layer of the heat pipe are easily peeled off due to the influence of high-low temperature difference and expansion and contraction in the melting process, the capillary phenomenon of the heat pipe is affected, the heat energy conduction efficiency of internal working fluid is reduced, and even the sealed heat pipe is damaged in the melting process, so that the existing radiator is manufactured in a welding mode, the productivity is low, the cost is high, the yield is low, the performance is poor, and the cost burden of a manufacturer is higher.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a tight-fit heat pipe with a tight-fit groove on a base.
The aim of the invention is realized by the following technical scheme:
the utility model provides a base area close-fitting groove close-fitting heat pipe, includes at least one heat pipe, and the heat pipe is inside sealed, sets up at least one heat radiation fin on the heat pipe, and heat radiation fin is copper sheet or aluminum sheet, and the heat pipe is perpendicular to be embedded in heat radiation fin's hole, and the connection mode of embedding is firm laminating, and the heat conduction effect is good, the heat pipe bottom is equipped with heat pipe close-fitting portion, heat pipe close-fitting portion and heat pipe integrated into one piece, heat pipe close-fitting portion matches with the base close-fitting groove shape of high heat conduction base, and the shape of matching can make the connection firm, heat pipe close-fitting portion is connected with high heat conduction base close-fitting through the mode close-fitting fixed connection of punching press deformation.
In one embodiment, the high heat conduction base comprises at least one base close-fitting groove, the base close-fitting groove is formed in the top of the high heat conduction base and the grooves are closely arranged in parallel, the number of the base close-fitting grooves is more than or equal to that of the heat pipes, each heat pipe is provided with close-fitting positions and can be adjusted according to requirements, the close-fitting top surface formed after close-fitting of the high heat conduction base and the close-fitting parts of the heat pipes is a plane rectangle, and the plane is formed by punching deformation or matching of the heat pipes and base customized plane-shaped workpieces.
In one embodiment, the heat pipe close-fitting part is a cylinder with a trapezoid cross section cut out from the top, the cylinder is in close-fitting connection with the base close-fitting groove of the high heat conduction base, and the close-fitting top surface is a plane rectangle.
In one embodiment, the base close-fitting groove is a semi-cylinder-like body with a part vertically cut, the cutting surface is rectangular, the shape is in close-fitting connection with the heat pipe close-fitting part in a matching manner, the close-fitting top surface is a plane rectangle, the cutting position is located between the edge and the circle center, and a cutting mode slightly smaller than the radius distance provides inward pressure for the base close-fitting groove during close-fitting, so that stability during connection with the heat pipe is improved.
In one embodiment, the heat pipe is U-shaped, the heat transfer efficiency of the U-shaped design is high, the structure is simple, the manufacturing cost is saved, the heat pipe is vertically embedded into the holes of the radiating fins in an interference fit manner, and the connection is more stable due to the interference fit connection mode.
In one embodiment, the high heat conduction base is made of copper, and the copper has high heat conduction coefficient and good heat dissipation effect.
In one embodiment, the surface of the close-fitting top surface is welded, the close-fitting top surface is a rectangular plane, welding is more convenient, and the stability can be greatly improved by matching with the welding, so that the device is more stable than the traditional single welding connection mode or the single close-fitting connection mode in the scheme.
In one embodiment, the fastening plate is welded or adhered to the surface of the top surface of the fastening plate, the top surface of the fastening plate is a plane, and the fastening plate is welded or adhered to the fastening plate, so that the stability is greatly improved, and the fastening plate is more stable than the traditional single welding connection mode or the single fastening connection mode in the scheme.
In one embodiment, the base close-fitting groove is internally provided with an adhesive, and the internal adhesive enables close-fitting to be more stable.
The invention has the beneficial effects that:
by adopting the technical scheme, the tight-fit heat pipe can be firmly connected in a stamping mode, the processing time is short, the steps are simple, the stamping tight-fit can realize seamless close connection between the high-heat-conductivity base and the heat pipe, the heat transfer is high in average property and efficiency, the problem that the heat pipe and the powder layer on the inner wall of the heat pipe are peeled off or even damaged is avoided without a melting process, the yield is high, the heat conducting performance is good, the manufacturing cost is greatly reduced, and the requirements of users are well met.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an exploded view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a side view of the present invention.
Fig. 4 is a bottom view of the present invention.
Fig. 5 is a top view of the present invention.
FIG. 6 is a cross-sectional view of the invention A-A.
Fig. 7 is an exploded view of the present invention before close fitting.
Fig. 8 is an exploded view of the present invention after close fitting.
The reference numerals in the figures represent: the heat pipe comprises heat radiation fins 1, a heat pipe 2, a high heat conduction base 3, a heat pipe close-fitting part 4, a base close-fitting groove 5 and a close-fitting top surface 6.
Detailed Description
In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The present invention is described with reference to fig. 1 to 8:
the utility model provides a base band close-fitting groove close-fitting heat pipe, includes at least a heat pipe 2, sets up at least a heat radiation fin 1 on heat pipe 2, and heat pipe 2 imbeds perpendicularly in the hole of heat radiation fin 1, the heat pipe 2 bottom is equipped with heat pipe close-fitting portion 4, heat pipe close-fitting portion 4 matches with the base close-fitting groove 5 shape of high heat conduction base 3, heat pipe close-fitting portion 4 is connected with high heat conduction base 3 close-fitting.
Through adopting above-mentioned technical scheme, heat pipe 2 inside is sealed, and the heat radiation fin 1 that sets up on heat pipe 2 is copper sheet or aluminum sheet, and the heat pipe 2 imbeds the firm laminating of heat radiation fin 1's connected mode, and heat conduction effect is good, and heat pipe close-fitting portion 4 and heat pipe 2 integrated into one piece, itself be cylindrical because of punching press close-fitting become the cylinder cut trapezoidal quadrangular shape, heat pipe close-fitting portion 4 can make the connection firm with the shape matching of the base close-fitting groove 5 of high heat conduction base 3, heat pipe close-fitting portion 4 and high heat conduction base 3 pass through the mode close-fitting fixed connection of punching press deformation.
Preferably, the high thermal conductivity base 3 includes at least one base close-fitting groove 5, the number of the base close-fitting grooves 5 is greater than or equal to the number of the heat pipes 2, and a close-fitting top surface 6 formed after the high thermal conductivity base 3 is close-fitted with the heat pipe close-fitting portion 4 is a plane rectangle.
Through adopting above-mentioned technical scheme, the base close-fitting groove 5 of high heat conduction base 3 is offered at high heat conduction base 3 top and a plurality of grooves are closely parallel to be arranged, and base close-fitting groove 5 quantity is more than or equal to heat pipe 2 quantity, makes every heat pipe 2 all have close-fitting position and can adjust quantity according to the demand, close-fitting top surface 6 that forms after the close-fitting of high heat conduction base 3 and heat pipe close-fitting portion 4 is the plane rectangle, and the plane is formed by punching press deformation or heat pipe 2 and base customization plane shape finished piece cooperation.
Preferably, the heat pipe close-fitting portion 4 is a cylinder with a trapezoid cross section cut off at the top.
By adopting the above technical scheme, the heat pipe close-fitting portion 4 is formed by punching close-fitting the cylindrical shape of the quadrangular prism with the cross section of trapezoid cut out from the top, the shape is matched with the base close-fitting groove 5 of the high heat conduction base 3 to realize close-fitting connection, and the close-fitting top surface 6 is a plane rectangle.
Preferably, the base close-fitting groove 5 is a semi-cylinder-like body with a part cut vertically, the cutting surface is a rectangle, and the cutting position is located between the edge and the circle center.
Through adopting above-mentioned technical scheme, the shape of base close-fitting groove 5 realizes close-fitting connection and close-fitting top surface 6 is the plane rectangle with the cooperation of heat pipe close-fitting portion 4, and the cutting mode that cutting position is slightly less than radius distance provides inward pressure for base close-fitting groove 5 when close-fitting, promotes the stability when being connected with heat pipe 2.
Preferably, the heat pipe 2 is U-shaped, and the heat pipe 2 is vertically embedded in the holes of the heat dissipation fins 1 in an interference manner.
By adopting the technical scheme, the U-shaped heat pipe 2 has high heat transfer efficiency and simple structure, saves the manufacturing cost, and ensures that the connection is more stable by the connection mode of the heat pipe 2 embedded in the heat radiation fin 1 in an interference manner.
Preferably, the high thermal conductivity base 3 is composed of copper.
By adopting the technical scheme, the copper has high heat conductivity coefficient and good heat dissipation effect.
Preferably, the close-fitting top surface 6 is surface welded.
Through adopting above-mentioned technical scheme, close-fitting adds welded connected mode can be great promote the steadiness, and is more firm than traditional single welded connection mode or the single close-fitting connected mode among the above-mentioned scheme to because close-fitting top surface 6 is the plane, the welding is also very easy.
Preferably, the surface of the close-fitting top surface 6 is welded or bonded with a fixing sheet
Through adopting above-mentioned technical scheme, close-fitting top surface 6 is the plane, and easy cooperation stationary blade welding or bonding can greatly promote the steadiness that heat pipe 2 is connected with high heat conduction base 3 through welding or bonding stationary blade, and is more firm than traditional single welded connection mode or the single close-fitting connected mode in above-mentioned scheme.
Preferably, the base close-fitting groove 5 is internally provided with an adhesive.
Through adopting above-mentioned technical scheme, inside binder makes the close-fitting connection of heat pipe 2 and high heat conduction base 3 more firm.
Preferably, a cooling fan is mounted on the side of the cooling fin 1.
By adopting the technical scheme, the cooling fan is started to accelerate air circulation, so that faster heat dissipation is realized.
When in installation: the U-shaped cylindrical heat pipe 2 and the high heat conduction base 3 with the base close-fitting groove 5 are sequentially arranged under a punching machine in a factory, the heat pipe 2 is pressed into the base close-fitting groove 5 through punching close-fitting, the base close-fitting groove 5 is filled with the cylinder at the bottom of the heat pipe 2 due to punching deformation, seamless close-fitting is achieved, the upper surface of the cylinder is changed into a cylinder with the top cut off and the cross section of the cylinder is trapezoidal, the cylinder and the upper surface of the high heat conduction base 3 form a close-fitting top surface 6 with the top surface being a plane rectangle, finally the heat pipe 2 is embedded into the heat dissipation fin 1 to complete assembly, the processing time is short, the steps are simple, the heat transfer uniformity and efficiency of the seamless close-fitting are high, the yield is high, the heat conduction performance is good, and when firm connection is needed, firm connection is achieved through adding an adhesive in the base close-fitting groove 5, welding in the close-fitting top surface 6, and fixing sheets are added or adhered on the close-fitting top surface 6.
Working principle: the high heat conduction base 3 is attached to a heat source heating point, heat is conducted to the heat pipe 2 through the high heat conduction base 3, and the heat pipe 2 rapidly dissipates heat through the heat dissipation fins 1, so that heat transfer is realized, and the temperature of the heat source is reduced.
When the radiator is used, the radiator is arranged at a heat source position needing heat radiation, such as a CPU (central processing unit) at a PC (personal computer) end, so that a good heat radiation effect can be realized when the heat source generates heat.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (9)
1. The utility model provides a base area close-fitting groove close-fitting heat pipe, includes at least one heat pipe (2), sets up at least one heat radiation fin (1) on heat pipe (2), and heat pipe (2) are embedded perpendicularly in the hole of heat radiation fin (1), its characterized in that: the heat pipe is characterized in that a heat pipe close-fitting part (4) is arranged at the bottom of the heat pipe (2), the heat pipe close-fitting part (4) is matched with a base close-fitting groove (5) of the high heat conduction base (3) in shape, and the heat pipe close-fitting part (4) is in close-fitting connection with the high heat conduction base (3).
2. The base-grooved close-fitting heat pipe of claim 1, wherein: the high heat conduction base (3) comprises at least one base close-fitting groove (5), the number of the base close-fitting grooves (5) is more than or equal to that of the heat pipes (2), and a close-fitting top surface (6) formed after close-fitting of the high heat conduction base (3) and the heat pipe close-fitting part (4) is a plane rectangle.
3. The base-grooved close-fitting heat pipe of claim 2, wherein: the heat pipe close-fitting part (4) is in a cylindrical shape of a quadrangular prism with a trapezoid cross section cut out from the top.
4. A base band close-fitting groove close-fitting heat pipe as set forth in claim 3, wherein: the base close-fitting groove (5) is a semi-cylinder-like body which is vertically cut into a part, the cutting surface is rectangular, and the cutting position is located between the edge and the circle center.
5. The base-grooved close-fitting heat pipe of claim 4, wherein: the heat pipe (2) is U-shaped, and the heat pipe (2) is vertically embedded into the holes of the radiating fins (1) in an interference manner.
6. The base-grooved close-fitting heat pipe of claim 4, wherein: the high heat conduction base (3) is composed of copper.
7. The base-grooved close-fitting heat pipe of claim 1, wherein: an adhesive is arranged in the base close-fitting groove (5).
8. The base-grooved close-fitting heat pipe of claim 1, wherein: and the surface of the close-fit top surface (6) is welded.
9. The base-grooved close-fitting heat pipe of claim 1, wherein: the surface of the close-fit top surface (6) is welded or bonded with a fixing sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310302470.2A CN116428895A (en) | 2023-03-24 | 2023-03-24 | Close-fitting heat pipe with close-fitting groove on base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310302470.2A CN116428895A (en) | 2023-03-24 | 2023-03-24 | Close-fitting heat pipe with close-fitting groove on base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116428895A true CN116428895A (en) | 2023-07-14 |
Family
ID=87088301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310302470.2A Pending CN116428895A (en) | 2023-03-24 | 2023-03-24 | Close-fitting heat pipe with close-fitting groove on base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116428895A (en) |
-
2023
- 2023-03-24 CN CN202310302470.2A patent/CN116428895A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100499980C (en) | Radiation fin assembly and heat radiating device applied the same | |
| US20090314471A1 (en) | Heat pipe type heat sink and method of manufacturing the same | |
| CN104990050A (en) | Superconductive cooling plate, manufacturing process thereof and LED lamp with superconductive cooling function | |
| CN111246708A (en) | Heat sink and method for manufacturing the same | |
| KR20130111035A (en) | A heat sink bonded with pulsating heat pipe typed fins | |
| CN211234063U (en) | Temperature equalizing plate | |
| CN111163622A (en) | Radiator with folding fins and preparation method thereof | |
| US20150034292A1 (en) | Method of fabricating a heat sink | |
| US20170246712A1 (en) | Manufacturing method of vapor chamber | |
| CN219511351U (en) | Close-fitting heat pipe with close-fitting groove on base | |
| CN116428895A (en) | Close-fitting heat pipe with close-fitting groove on base | |
| CN101240984B (en) | Heat pipe radiator | |
| CN109640581A (en) | A kind of air cold plate and its processing method of embedded heat pipes | |
| CN211177171U (en) | Radiator and air conditioner | |
| CN211860896U (en) | Heat dissipation structure of handheld device | |
| CN210900165U (en) | Energy-saving integrated radiating fin for communication base station | |
| CN1988786A (en) | Heat radiator and its producing method | |
| CN204005868U (en) | LED radiator | |
| CN209527039U (en) | It is a kind of using air-cooled heat pipe cold plate | |
| CN102661589A (en) | Laminated radiator for LED light source | |
| CN201364894Y (en) | Heat-dissipating module backplane | |
| US9879920B2 (en) | Vapor chamber structure | |
| CN110461130B (en) | Mosaic type heat dissipation structure and manufacturing method thereof | |
| WO2008037135A1 (en) | Heat sink with heat pipe and manufacturing method thereof | |
| CN110848820A (en) | Radiator and air conditioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |