TWM376750U - Flat heat pipe with hook-shaped wick structure - Google Patents

Description

M376750 * Fees · V. New description: [New technical field] [0001] This creation relates to a heat pipe, especially a flat heat pipe with hook-shaped capillary structure. [Prior Art] [0002] With the continuous improvement of the computing speed of the processor (CPU) of the computer and the design of the concept of "light, thin and short" for electronic products, the heat dissipation composed of aluminum extruded radiators and fans has been used. Device, can not meet the needs of use

The heat pipe, and the body to solve the current stage, so that the industry has a problem of heat dissipation; however, the internal gas and liquid flow rate inside the heat pipe ^

Linked to the heat pipe creator [0003] Innovative design of the heat pipe in the aforementioned problems. A conventional heat pipe, as disclosed in the new national patent certificate No. 1^366036

The main #includes - the flat (four) ginseng opposite the second bottom wall and the two side walls, -Ik waste fixed a single lateral reticular capillary group. The heat generated by the miscellaneous ray changes the gas and liquid phase; but is placed in the tube The capillary structure on the surface of the bottom wall of the body will greatly reduce the gas passage inside the tube body which is thinned, and the inner surface of the capillary structure is a rough surface, which further hinders the flow rate of the internal gas. The cause of heat pipe heat conduction is not good. [0004] In addition, another type of heat pipe is additionally designed by the manufacturer, as disclosed in the National Invention Patent No. 1263765, which mainly includes a casing, the casing package form number A0101, page 3, and 21 pages, M376750, including an evaporation. a segment, a condensation section and a cavity formed in the cavity is provided with a capillary structure composed of a foamed metal, the capillary structure extending from the evaporation section to the condensation section, and the pore diameter of the capillary structure is from the condensation section to the evaporation section from large to large Small order arrangement. However, the capillary structure is sandwiched between the upper and lower inner wall surfaces of the casing, and the effective contact area of the inner wall surface with the capillary woven fabric is relatively small, and the capillary structure is often caused during movement or transportation. The housing produces a phenomenon of offset movement. The other capillary structure is arranged corresponding to the axial direction of the casing, and the capillary structure of the evaporation section has its limitations, and the case where the working fluid is supplied to the foot is generated, and the improvement is required. [0005]

[0006] [New content] One of the purposes of this creation is to heat up the tube, which is stabilized by the hook portion in the metal tube fine structure fixed in the metal tube|1 in order to achieve the above-mentioned purpose of the capillary structure a flat heat pipe, a weaving and a working fluid, the metal pipe is contained (the pipe body is mainly composed of two walls spaced apart from each other and two side walls extending from the wall and the wall), and the metal pipe body is Forming a hollow cavity inside; the capillary structure is an elongated strip and has a hook formed at one end thereof, the capillary structure is accommodated inside the hollow cavity and corresponds to one of the sidewalls, the hook portion is Abutting between the two side walls; the working fluid is filled in the hollow cavity and attached to the capillary structure.

In order to achieve the above objectives, the present invention provides another flat heat pipe with hook-shaped capillary structure, including a metal pipe body, a capillary structure and a work form number A0101. / a total of 21 pages [0007] ~ body 'the metal pipe body is - flat shape, the metal pipe body is mainly composed of two opposite wall plates and two side walls extending from the two plate walls, and is surrounded by the metal Forming a hollow cavity inside the tube body; the capillary structure is placed inside the hollow cavity, the capillary structure has a straight line segment and a hook portion bent from one end of the straight line segment, the straight line segment corresponding to the side wall Abutting, the hook portion abuts between the two side walls; the working fluid is filled in the hollow cavity and attached to the capillary structure. [0009] [0009] to [real; this creation also has a binding effect, by providing capillary structure in the evaporation section

However, the drawings are for reference and description only and are used as limitations.

[0010] Please refer to the first to fourth figures, recording y^iyo^ hook-shaped capillary [0011] The metal pipe body 10 is made of a material having good thermal conductivity such as copper, and is formed into a flat shape by processing. The flat metal pipe body 10 is mainly composed of an upper wall 11 , a lower wall 12 , a left side wall 13 and a right side wall 14 , and a hollow cavity 15 is formed inside the metal pipe body. And the left and right side walls 13, 14 may each have a semicircular arc shape. Another end of the metal pipe body 10 is formed by welding sealing method with a rear closed end 16 and the other end is formed with a front closed end 17 to be sealed (as shown in the second figure, Form No. A0101, page 5 / total Page 21 [〇〇12] } 'The inside of the rear seal 6 is formed with an arc-shaped inner wall surface 16 buff: tissue 2. The system can be a slender strip of circular metal braid. The mesh, the fiber bundle, the porphyritic powder sintered strip, etc. The capillary structure 20 of the present embodiment is a metal mesh which is mainly bent from the straight line segment 21, from the end of the straight line 21 to the first, second, and second, and is bent from the other end of the straight line 21. P23 is integrally formed, and the first hook portion 22 is composed of a first arc segment 221 ' extending from the end of the straight segment 21 and a first pressing segment 222 extending from the end of the first arc segment 221 to the parallel straight segment 21 In this embodiment, the first hook portion 23 has a second curved portion 231 伸 [〇〇13] which has a stretch.

, set the hook 2 / face 161 opposite 1 , and the time is organized 2 . Inserting j straight line segment 2 gas _" % first arc segment 221 and rear closed end 16 1 〇 1 ^ - o' and the first sentence portion 22 of the home one pressing segment 222 shell, after the left double 13 The object, the entanglement, the vertical side of the «the collision of the shovel in the 3 ... side wall 13,; 乂 ^ ® same - turn y first - hook 22 and ' s hook 2 3 2 common folder 掣 hold followed by The front closed end 17 to be sealed is subjected to a shrinking process, and the second curved section 231 of the driving hook portion 23 and the curved inner receiving surface of the front closed end 17 are not labeled with each other. There is a degassing filling port (not shown), and then a working fluid 30 such as water is filled into the hollow tissue from the aforesaid degassing filling port to the capillary structure. Finally, the metal pipe body 1 is subjected to a '' degassing process, and then the above-mentioned degassing filling port is press-welded; thus, the heat pipe 1 of the present invention is combined. [(10)14] After the completed heat pipe 1 is sequentially formed along the length direction thereof, Form No. A0101, Page 6 / Total 21 pages [0015] Evaporation section 100, - Adiabatic section m, and - Condensation section 1〇2, the foregoing The first hook portion 22 is formed in the heat generating portion 1〇〇, the second hook portion 23 is formed inside the condensation portion 102, and the straight line portion 21 is adjacent to the right side wall 14 and is continuous with the evaporation section 100, the adiabatic section 101, and the condensation. Segment 1〇2 internal space. The heat transferred to the capillary body first hook portion 22 internalized fluid will be in the section 1 〇〇 'condensing section 1 〇 4; the condensing section 102 borrows the air from the portion to exchange heat, so that the condensation is liquid The liquid is moved from the first hook portion 23 to the position of the p-hook portion 2 2 along the straight line portion 21 f by the force of the capillary structure 2; thus, the heat exchanger 1 is connected with the heterocyclic ring. (4) [0016] 凊 Refer to the fifth figure, 'Using the heat sink 5 can be sleeved in the condensation section 1Q2 of the heat pipe 1 respectively, and the evaporation section is directly attached to an electronic heating element 6 After the heating element 6 is operated, high heat will be generated, and the heat will be directly transmitted to the lower wall 12 of the heat pipe 1, and the lower wall 12

And the adsorption is carried out, and the vapor 101 reaches the heat transfer sheet 5 and the external fluid. Please refer to the sixth 'transfer light' tissue 2 except for the type of the above embodiment, the The second hook portion 23 can also be composed of a second curved portion 231 and a second pressing portion 232, wherein the second curved portion 231 and the curved inner wall surface of the front closed end 17 are in contact with each other, and the second pressing portion Section 2 3 2 corresponds to the front section of the left side wall 13 as a partial attachment contact, and the second hook section 2 3 is convicted between the left and right side walls 13, 14 so as to "accelerate the capillary structure 20 to the liquid working fluid 30" Return speed. Referring to the seventh figure, the heat pipe 1 of the present invention can be assembled as the metal tube body 10 and the capillary structure 20 in the manner of the foregoing embodiment, or can be as shown in this form No. A0101, page 7 / 21 pages [0017 M376750 Embodiment First, the capillary structure 20 is placed in the circular metal pipe body 10, and then the metal pipe body 10 is flattened by press molding, and the upper and lower plate walls 11, 12 are clamped to the capillary structure. The upper and lower surfaces of 20; and the stability of the combination is increased. [0018] Please refer to the eighth figure, the capillary structure 2 of the present heat pipe i can be the same as the foregoing embodiment, and can also be in the form of the embodiment, wherein the capillary structure 20 is mainly composed of the straight line segment 21 and the connecting straight line segment. A first hook portion 2 2 at one end of the 21 is formed by a metal woven mesh, the first hook portion 22 is a U-shaped shape, and the j segment 21 is adjacent to the rear portion of the right side wall 14 The housekeeping point of the closed section 16 is closed. Same as sintered strip or fiber bundle (not shown), and first

Made of j1, the straight line is along the right side of the side wall 13 and the porous powder can be metal.

[0019] An equivalent effect of a woven mesh or fiber bundle (not shown). · IX IX II , Ά Ά Intellectual 综 ' ' ' ' ' 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 本 四 四 四 四 四 四 四Patents to protect the rights of creators. Thus, there are the foregoing embodiments [Simplified description of the drawings] [0020] The first figure is an exploded perspective view of the present heat pipe. [0021] The second figure is a schematic diagram of the heat pipe combination of the present creation. [0022] The third figure is a transverse cross-sectional view of the present heat pipe. Form No. A0101 Page 8 / Total 21 Stomach M376750 [0023] The fourth figure is a longitudinal sectional view of the heat pipe. [0024] Fig. 5 is a diagram showing the use of a heat pipe combined with a heat sink for the use of a heating element. [0025] Figure 6 is a transverse cross-sectional view of another embodiment of the present heat pipe. 7 is a view showing a combination of a metal pipe body and a capillary structure of the present invention. [0027] The eighth drawing is a transverse cross-sectional view of the metal pipe body of the present invention and the capillary structure of another embodiment. [Main component symbol description] 1 and [0028] <This creation> [0029] Heat pipe 1 [0030] Evaporation section 100 adiabatic section 101 [0031] Condensation section 102 [0032] Metal pipe body 10 1 [0033] Upper wall 11 lower wall 12

IBD

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Intellectual Property Office [0034] Left side wall 1 3 right side wall 14 [0035] Hollow cavity 15 rear closed end 16 [0036] Curved inner wall surface 161 front closed end 17 [0037] Capillary structure 2 0 [0038] Straight line segment 21 a hook portion 22 form number A0101 page 9 / 21 pages M376750 [0039] first curved segment 221 first pressing segment 222 [0040] second hook portion 23 second curved segment 231 [0041] second arrival Pressure section 232 [0042] Working fluid 3 0 [0043] Heat sink 5 [0044] Electronic heating element 6

4 ΤΓΟΛ ppr

Intellectual :3⁄4 Property 40':" Office Form Number; A0101 Page 10 of 21

Claims (1)

M376750 Patent Application Range: A flat heat pipe with a hook-shaped capillary structure, comprising: a metal pipe body having a flat shape, the metal pipe body being mainly composed of two opposite wall plates and two side walls extending from the two plate walls Forming a surrounding cavity and forming a hollow cavity inside the metal pipe body; a capillary structure having an elongated shape and forming a hook portion at one end thereof, the capillary structure being accommodated inside the hollow cavity and corresponding to the hollow cavity One of the side walls abuts, the hook portion abuts between the two side walls, and a working fluid is attached to the capillary structure at the hollow cavity shoulder. The heat pipe according to item 1 of the claim, wherein the capillary structure is a metal braided file For example, the hooked JB tube described in Item 1 of the bundle, wherein the capillary structure is a fiber bundle. The hook-shaped capillary-like heat pipe according to the above item 1, wherein the capillary structure is sintered by a porous powder. As described in item 1 of the claim, there is a hook-shaped heat pipe, wherein the capillary structure is a listener ^ A flat heat pipe having a hook-like capillary structure as described in claim 1, wherein the capillary structure comprises a metal woven mesh and a porous powder sintered strip connecting the metal woven mesh. A flat heat pipe having a hook-shaped capillary structure according to claim 1, wherein the capillary structure comprises a fiber bundle and a porous powder sintered strand connecting the fiber bundle. A flat heat pipe having a hook-shaped capillary structure according to claim 1, wherein the capillary structure comprises a fiber bundle and a metal woven mesh 098219891 connecting the fiber bundle. Form No. A0101 Page 11 of 21 0982062544- 0 M376750 ίο . 11 . 12 . 13 . 14 . Hook Qlfi for the poor heat pipe has a The flat heat pipe with hook-shaped capillary structure according to Item 1, wherein the metal pipe body further comprises a rear closed end connecting the two wall and the two side walls, and an arc is formed inside the rear closed end. An inner wall surface, the hook portion includes a first arc segment adjacent to the arcuate inner wall surface and a first pressing portion extending from the first arc segment, the first pressing portion and the other side wall Immediately. The flat heat pipe with a hook-shaped capillary structure according to claim 9, wherein the metal pipe body further comprises a front closed end connecting the second wall and the two side walls, and the capillary structure further comprises another hook portion - The hook is adjacent to the inner wall of the front closed end. </ RTI> </ RTI> <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt; </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> <RTIgt; . Mr. The hook-shaped capillary structure heat pipe according to Item 1 of the claim, wherein the two side walls are all semi-circular. Intellectual as in the first item of the request item, 'the old hook sighs ^ splash ^ ^ flat heat pipe, wherein the inner space of the evaporation section is a flat heat pipe with hook-shaped capillary structure, including: a metal pipe body, a flat shape, the metal pipe body is mainly composed of two walls spaced apart from each other and two side walls extending from the two plate walls, and a hollow cavity is formed inside the metal pipe body; a capillary structure, accommodating Inside the hollow cavity, the capillary structure has a straight line segment and a hook portion bent from one end of the straight line segment, the straight line segment corresponding to one of the side walls abutting, the hook portion abutting between the two side walls 098219891 Form No. A0101 Page 12 of 21 0982062544-0 M376750 and a working fluid filled in the hollow cavity and attached to the capillary structure. 15. The flat heat pipe of the hook-shaped capillary structure according to claim 14, wherein the capillary structure is a metal woven mesh. The flat heat pipe having a hook-shaped capillary structure according to claim 14, wherein the capillary structure is a fiber bundle. 17. The flat heat pipe of the hook-shaped capillary structure according to claim 14, wherein the capillary structure is a porous powder sintered strip. t 18. The hooked heat pipe of claim 14, wherein the capillary structure is one A heat pipe, wherein the powder sintered strip 19 is as described in claim 14 _ the straight line segment is a metal woven mesh 20 21 22 23 098219891 The hook-shaped capillary group and the heat pipe according to Item 14 of the claim, wherein the straight line segment is a fiber bundle, and the hook portion is more than one? Powder sintered strip. The hooked ILsAd heat pipe according to item 14 of the claim, wherein the straight line segment is a fiber bundle and a woven mesh. The squashed flat heat pipe of claim </ RTI> wherein the metal pipe body further comprises a rear closed end connecting the second wall and the two side walls, and an arc is formed inside the rear closed end. An inner wall surface, the hook portion comprising a first arc segment extending from the straight line segment and a first pressing portion extending from the first arc segment and parallel to the straight segment, the first arc segment being adjacent to The curved inner wall surface is adjacent to the other one of the side walls. The flat heat pipe with a hook-shaped capillary structure according to Item 22, wherein the metal pipe body further comprises a front closed end connecting the second wall and the two side walls, the capillary structure further comprising extending from the straight line segment. Another hook, the other form number A0101, page 13 / 21 pages 0982062544-0 M376750 24 . 25 . 26 . 勾 The hook is adjacent to the inner wall of the front closed end. The flat heat pipe with a hook-up capillary structure according to Item 23, wherein the other hook portion includes a second arc segment extending from the straight line segment and a first leg extending from the second arc segment The second curved section is adjacent to the inner wall of the front closed end, and the second pressing section is adjacent to the other side wall. The flat heat pipe with hook-shaped capillary structure according to Item 14 of the claim, wherein the two side walls are all semi-circular. The flat heat pipe with hook-shaped capillary structure according to Item 14 of the claim, wherein the heat pipe has an evaporation section, and the inner space of the hair section is Intellectual Pr?rperty Office 098219891 Form No. A0101 Page 14 of 21 0982062544-0