CN209445873U - Radiating fin and cascade caulking groove radiator - Google Patents
Radiating fin and cascade caulking groove radiator Download PDFInfo
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- CN209445873U CN209445873U CN201822051570.XU CN201822051570U CN209445873U CN 209445873 U CN209445873 U CN 209445873U CN 201822051570 U CN201822051570 U CN 201822051570U CN 209445873 U CN209445873 U CN 209445873U
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000000758 substrate Substances 0.000 claims description 27
- 239000000126 substance Substances 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 abstract description 11
- 238000005516 engineering process Methods 0.000 abstract description 7
- 230000009466 transformation Effects 0.000 description 18
- 238000012546 transfer Methods 0.000 description 13
- 238000009434 installation Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 238000012545 processing Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 239000012634 fragment Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003416 augmentation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000002784 hot electron Substances 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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Abstract
The utility model belongs to heat sink technology field, more particularly to a kind of radiating fin and cascade caulking groove radiator, the radiating fin includes fin main body and bending part, at least a side of the fin main body has the bending part, the bending part includes the first bending section, the second bending section and the linkage section for connecting the first bending section and the second bending section, it is separated from each other between first bending section and the second bending section, and first bending section and the second bending section are parallel to each other.The utility model has the advantages that the utility model cascade caulking groove radiator, because having the first bending section of a fin in mounting groove, when the second bending section of another fin being squeezed into the same mounting groove again, second bending section plays the role of similar chock, with mounting groove inner wall and the first bending section jam-packed, install it is easy to operate, assembly reliably be not easy to loosen；The contact area of the utility model cascade caulking groove radiator, fin and pedestal is big, transmitting thermal resistance is small, thus has better heat dissipation performance.
Description
Technical field
The utility model belongs to heat sink technology field more particularly to a kind of radiating fin and cascade caulking groove radiator.
Background technique
As power electronic equipment and device are to miniaturization, integrated, efficient fast development, device performance and heat dissipation
Amount constantly increase, and bring heat flux distribution is uneven, local heat flux density greatly, heat be gathered in regional area, part
The excessively high problem of temperature.These problems propose new challenge to the thermal design of power electronic equipment, need heat management system full
Sufficient high-performance, high compact, highly reliable, high flexibility requirement.
Heat pipe is a kind of efficient heat transfer element, and heat transfer efficiency and heat flow density are very high.Currently, pipe type micro heat pipe is being set
Be widely used in standby heat management system, but its based on one dimensional heat transfer, there are the limitations of heat transfer area and structure.Phase transformation
Temperature-uniforming plate makes the phase transition process of working fluid become two dimension even Three-dimensional Heat-transfer, and heat source can also directly contact with heat pipe, can be compared with
The temperature of discrete local heat source hot-zone is controlled by force.
Phase transformation temperature-uniforming plate is the plank frame for having hollow cavity, by shell, the capillary structure of enclosure interior and phase
Matter of exchanging work composition, cavity is interior to be filled phase-change working substance and is in negative pressure state.When phase transformation temperature-uniforming plate works, plate absorbs heat, makes to steam
The liquid refrigerant of hair section expands rapidly vaporization, after moving to condensation segment cooling liquid, flows back into evaporator section under capillary action.
There are problems:
As shown in Figure 1, the processing technology of existing phase transformation temperature-uniforming plate 5, main by squeezing flat tube or hollow thin plate, phase is filled
The manufacture of matter of exchanging work post package.Under some application environments phase transformation temperature-uniforming plate 5 needs be arranged vertically with heat source, phase transformation temperature-uniforming plate 5 and
The connection type for contacting the pedestal 6 of heat source is restricted.Typically, it is equipped with groove in pedestal 6, the edge of phase transformation temperature-uniforming plate 5 is rolled over
Poststack is embedded in 6 groove of pedestal by inserted tooth technique.The problem of this inserted tooth connection type is, 5 bottom of phase transformation temperature-uniforming plate with
6 groove of pedestal is assembled to form interference fit by inserted tooth, assembled if magnitude of interference is larger it is extremely difficult, if magnitude of interference is smaller
Then assemble it is unreliable be easy to loosen, therefore inserted tooth process is poor, production efficiency is low, assembly precision cannot get effective guarantee.
In addition, the contact area of pedestal 6 and phase transformation temperature-uniforming plate 5 is small, thermal contact resistance is big, the heat dissipation effect of phase transformation temperature-uniforming plate 5 is reduced.
Utility model content
To solve, temperature-uniforming plate of the existing technology and the inserted tooth process of pedestal are poor, production efficiency is low and bottom
Seat with the contact area of phase transformation temperature-uniforming plate is small, thermal contact resistance is big, it is the problem of reducing the heat dissipation effect of phase transformation temperature-uniforming plate, practical
It is novel that a kind of radiating fin and cascade caulking groove radiator are provided.
In order to solve the above technical problems, technical solution used by the utility model is as follows, a kind of radiating fin, including wing
Piece main body and bending part, at least a side of the fin main body have the bending part, and the bending part includes the first bending
Section, the second bending section and the linkage section for connecting the first bending section and the second bending section, first bending section and the second bending section
Between be separated from each other, and first bending section and the second bending section are parallel to each other.
Preferably, the fin is compounded to form plank frame by two pieces of substrates, it is provided between two pieces of substrates close
The hollow cavity closed is filled with phase-change working substance in the hollow cavity and in negative pressure state.This fin is also referred to as plate heat
Pipe, is conducted heat by Working fluid phase changing, has high heating conduction, and thermal coefficient can reach the hundred times of metal.
Preferably, two pieces of substrates, which are respectively further from another piece of substrate bending, forms the bending part, the folding
The section of turn of bilge is in N-shaped, and the rest part except the bending part is the fin main body.
Preferably, the section of the bending part is in N-shaped, first bending section and the second bending section are located at fin main body
The same side, first bending section is adjacent to fin main body setting.For fill phase-change working substance flat-plate heat pipe fin, two
The block substrate processing technology that bending forms isolated bending part respectively is difficult to realize, and the side of directly bending fin, convenient for adding
Work manufacture, and have a wide range of application.
Further, the section of the bending part is in N-shaped, and first bending section and the second bending section are located at fin main body
The same side, first bending section is adjacent to fin main body setting, and the hollow cavity extends in the fin main body
To with the first bending fragment position corresponding section.
A kind of cascade caulking groove radiator, including pedestal and several above-mentioned fins, several fins by bending part according to
It is secondary to be connected on pedestal.
Preferably, several mounting grooves are offered on the pedestal, a fin in the two neighboring fin
The first bending section and the second bending section interference of another fin be plugged in the same mounting groove, and the company
Connect section and pedestal face contact.First bending section of a fin in two adjacent fins and the second bending section of another fin
It is inserted into the same corresponding mounting groove, because having the first bending section of a fin in mounting groove, then by another fin
When second bending section squeezes into the same mounting groove, the second bending section plays the role of similar chock, with mounting groove inner wall and the
One bending section jam-packed, installation is easy to operate, and assembly reliably is not easy to loosen；Linkage section is adjacent to the surface of pedestal, fin and pedestal
Contact area is big, and the heat transfer for improving the radiating fin dissipates energy.
Preferably, the width of several mounting grooves is equal, of first fin in several fins
One bending section is plugged in first mounting groove in several mounting grooves by the first caulking groove piece interference, the last one
Second bending section of the fin is plugged in the last one mounting groove by the second caulking groove piece interference.The width of several mounting grooves
It is equal, it is easily installed opening up for slot, improves the processing efficiency of pedestal.
Preferably, the first bending section interference of first fin in several fins is plugged on first institute
It states in mounting groove, the second bending section interference of the last one fin is plugged in the last one mounting groove.
Further, the fin is compounded to form plank frame by two pieces of substrates, and two pieces of substrates are respectively further from another
Substrate bending described in block forms the bending part, and the rest part except the bending part is the fin main body；It is several described
The thickness of the width and the first bending section of first mounting groove in mounting groove matches, the last one mounting groove
The thickness of width and the second bending section matches.The direct mistake of the first bending section of first fin in several fins
It is full of and is plugged in first mounting groove, the direct interference of the second bending section of the last one fin is plugged on the last one
In mounting groove, installation assembly is convenient, saves assembly man-hour.
Further, first bending section and the second bending section are located at the same side of fin main body, first bending
Section is adjacent to fin main body setting, the width and the first bending section of first mounting groove in several mounting grooves and
The overall thickness at both fin main bodys place of being adjacent to matches, the thickness phase of the width of the last one mounting groove and the second bending section
Matching.First bending section of first fin in several fins and fin with the first bending section coupling part
The direct interference of main body is plugged in first mounting groove, the direct interference grafting of the second bending section of the last one fin
In the last one mounting groove, installation assembly is convenient, saves assembly man-hour.
Further, the fin is compounded to form plank frame by two pieces of substrates, is provided between two pieces of substrates close
The hollow cavity closed, first bending section and the second bending section are located at the same side of fin main body, the first bending section patch
The tight fin main body setting, the hollow cavity extends to opposite with the first bending fragment position in the fin main body
It should locate；It is inserted into mounting groove together with hollow cavity corresponding with the first bending fragment position and the first bending section.In general, hair
The back side of pedestal is arranged in hot-electron device, and heat is transmitted to mounting groove from base back surface, then is transmitted to the bending part of fin, then
It is transmitted to hollow cavity part；Hollow cavity extend to it is corresponding with the first bending fragment position, fin installation after, hollow cavity with
First bending section is inserted into mounting groove together, and heat is transmitted to the phase transformation work department of flat-plate heat pipe from pedestal faster, is reduced
The transmitting thermal resistance of original bending part, therefore the heat transfer heat dissipation performance of the radiating fin can be significantly improved.
The utility model has the advantages that
(1) radiating fin of the utility model and cascade caulking groove radiator, of a fin in two adjacent fins
One bending section is inserted into the same corresponding mounting groove with the second bending section of another fin, because having a wing in mounting groove
First bending section of piece, then when the second bending section of another fin is squeezed into the same mounting groove, the second bending section is played
The effect of similar chock, with mounting groove inner wall and the first bending section jam-packed, installation is easy to operate, and assembly reliably is not easy to loosen；
(2) contact area of the radiating fin of the utility model and cascade caulking groove radiator, fin and pedestal is big, transmitting is hot
Hinder it is small, thus have better heat dissipation performance；
(3) radiating fin of the utility model and cascade caulking groove radiator, the first bending section and the second bending section are located at wing
When the same side of piece, the side bending of the first bending section and the second bending section from two pieces of substrates simultaneously to fin is formed, for filling
The flat-plate heat pipe fin of phase-change working substance is infused, two pieces of substrates processing technology that bending forms isolated bending part respectively is difficult to realize,
The side of direct bending fin, manufacture easy to process, and have a wide range of application；
(4) radiating fin of the utility model and cascade caulking groove radiator, the fin body side are located at hollow cavity
Place's protrusion setting；First bending section and the second bending section are located at the same side of fin main body, and first bending section is adjacent to
The fin main body setting, the hollow cavity extends to corresponding with the first bending fragment position in the fin main body
Place, after fin installation, together with the first bending section in the mounting groove of inserted base, heat is faster from pedestal for hollow cavity part
It is transmitted to hollow cavity part, eliminates the transmitting thermal resistance of original bending part, therefore the biography of the radiating fin can be significantly improved
Hot heat dissipation performance；In addition, hollow cavity, together with the first bending section in the mounting groove of inserted base, hollow cavity has certain
Deflection, convenient for the assembly of caulking groove process, more convenient operation is connected more reliable.
Detailed description of the invention
Fig. 1 is the phase transformation temperature-uniforming plate of the prior art and the assembly schematic perspective view of pedestal；
Fig. 2 is the schematic perspective view of the radiating fin of the utility model embodiment 1；
Fig. 3 is the schematic perspective view of the cascade caulking groove radiator of the utility model embodiment 1；
Fig. 4 is the schematic cross-sectional view of the cascade caulking groove radiator of the utility model embodiment 1；
Fig. 5 is the schematic perspective view of the radiating fin of the utility model embodiment 3；
Fig. 6 is the schematic perspective view of the cascade caulking groove radiator of the utility model embodiment 3；
Fig. 7 is the schematic cross-sectional view of the cascade caulking groove radiator of the utility model embodiment 3；
Fig. 8 is the schematic perspective view of the radiating fin of the utility model embodiment 5；
Fig. 9 is the schematic perspective view of the cascade caulking groove radiator of the utility model embodiment 5；
Figure 10 is the schematic cross-sectional view of the cascade caulking groove radiator of the utility model embodiment 5；
In figure: 10, fin main body, 11, hollow cavity, 12, bending part, the 121, first bending section, the 122, second bending section,
123, linkage section, 2, pedestal, 21, mounting groove, the 3, first caulking groove piece, the 4, second caulking groove piece；5, existing phase transformation temperature-uniforming plate, 6, existing
Pedestal.
Specific embodiment
Embodiment 1
As shown in figs. 2 to 4, a kind of radiating fin, including fin main body 10 and bending part 12, the one of the fin main body 10
Side has a bending part 12, and the section of the bending part 12 is in N-shaped, and the bending part 12 includes the first bending section 121, the
Two bending sections 122 and the linkage section 123 for connecting the first bending section 121 and the second bending section 122, first bending section 121 and
It is separated from each other between second bending section 122, and first bending section 121 and the second bending section 122 are parallel to each other.Specifically,
The fin is compounded to form by two pieces of substrates, and it is in plank frame, is provided with closed hollow cavity between two pieces of substrates
Body 11, phase-change working substance is filled in the hollow cavity 11 and in negative pressure state, and this fin is also referred to as flat-plate heat pipe, passes through
Working fluid phase changing heat transfer, has high heating conduction, and thermal coefficient can reach the hundred times of metal；The side of two pieces of substrates
While being respectively further from another piece of substrate bending forms the bending part 12, the rest part except the bending part 12 is described
Fin main body 10, and the first bending section 121 and the second bending section 122 are located at the two sides of fin main body 10.
As shown in Figures 3 and 4, a kind of cascade caulking groove radiator, including pedestal 2 and several above-mentioned fins, several wings
Piece is connected in turn on pedestal 2 by bending part 12.Several mounting grooves 21, several mounting grooves are offered on the pedestal 2
21 successively open up in parallel, the first bending section 121 of a fin in the two neighboring fin and another described wing
122 interference of the second bending section of piece is plugged in the same mounting groove 21.And the linkage section 123 of bending part 12 is adjacent to pedestal
The contact area on 2 surface, fin and pedestal 2 is big, bending section 12 and 21 interference grafting of mounting groove, and transmitting thermal resistance is small.
For the ease of opening up for mounting groove 21, the processing efficiency of pedestal 2, the width phase of several mounting grooves 21 are improved
Deng the first bending section 121 of first fin in several fins is plugged on several by 3 interference of the first caulking groove piece
In first mounting groove 21 in the mounting groove 21, the second bending section 122 of the last one fin passes through second
4 interference of caulking groove piece is plugged in the last one mounting groove 21.
The assembling process of the cascade caulking groove radiator of the present embodiment:
The following steps are included:
1. the first bending section 121 of first fin in several fins and the second bending section 122 are inserted into respectively
First mounting groove 21 and second mounting groove 21 in several mounting grooves 21；At this point, first mounting groove 21 and second
A mounting groove 21 is empty, and the width of mounting groove 21 is greater than the thickness of the first bending section 121 or the second bending section 122, therefore
It can be readily intercalated into, be actually only loaded into, there is no fastening, the first bending section 121 and the second bending section 122 are inserted into mounting groove 21
Linkage section 123 and 2 face contact of pedestal afterwards；
2. the first bending section 121 of second fin in several fins and the second bending section 122 are inserted into respectively
Second mounting groove 21 and third mounting groove 21 in several mounting grooves 21；At this point, the second bending of second fin
Section 122 is inserted into third mounting groove 21, and third mounting groove 21 is also empty, therefore also be can be readily intercalated into, and do not fasten；
First bending section 121 of second fin is inserted into second mounting groove 21 by the focusing on of the step, and at this time the
Two mounting grooves 21 have been inserted with second bending section 122 of first fin, therefore with fashion of extrusion by the of second fin
One bending section 121 is pressed into second mounting groove 21；Second bending section 122, second of second mounting groove 21 and first fin
121 jam-packed of the first bending section of a fin forms interference fit, while guaranteeing performance of the pedestal to fin transmitting heat.
3. the first bending section 121 of the latter fin and the second bending section 122 are successively inserted into corresponding mounting groove respectively
In 21, the first bending section 121 of the latter fin is pressed into the second bending section 122 for having been loaded with previous fin with fashion of extrusion
Mounting groove 21 in, the second bending section 122 and the formation of mounting groove 21 of the first bending section 121 of the latter fin, previous fin
Interference fit；
4. being installed to fin, the first caulking groove piece 3 and the second caulking groove piece 4 are inserted into respectively in several mounting grooves 21
First mounting groove 21 and the last one mounting groove 21 in, complete the assembly of the cascade caulking groove radiator.
Fin is assembled to the specific assemble sequence on pedestal and is not limited to above-mentioned assembling process, as long as fin is assembled to
On pedestal, final assembling form is identical as above-mentioned assembling form.
Interference fit is to assemble later magnitude of interference by phase accessory to reach fastening connection, but if magnitude of interference is larger, is filled
With extremely difficult, assembled if magnitude of interference is smaller and unreliable be easy to loosen.By the of adjacent previous fin in the present embodiment
First bending section 121 of two bending sections 122 and latter fin is inserted into the same corresponding mounting groove 21, because in mounting groove 21
When having the second bending section 122 of previous fin, then the first bending section 121 of latter fin being squeezed into the same mounting groove, the
One bending section 121 and 122 jam-packed of 21 inner wall of mounting groove and the second bending section, installation is easy to operate, and assembly reliably is not easy to loosen.
Embodiment 2
In the present embodiment, a kind of cascade caulking groove radiator the difference from embodiment 1 is that, in several mounting grooves 21
The thickness of width and the first bending section 121 of first mounting groove 21 match, the last one mounting groove 21
The thickness of width and the second bending section 122 matches；First bending section 121 of first fin in several fins
Interference is plugged in first mounting groove 21, and 122 interference of the second bending section of the last one fin is plugged on finally
In one mounting groove 21, the first caulking groove piece 3 and the second caulking groove piece 4 are not needed.
Embodiment 3
As shown in Fig. 5~7, in the present embodiment, a kind of radiating fin the difference from embodiment 1 is that, first folding
Curved segment 121 and the second bending section 122 are located at the same side of fin main body 10, and first bending section 121 is adjacent to the fin master
Body 10 is arranged, and first bending section 121 and the second bending section 122 are from two pieces of substrates simultaneously to the side of fin main body 10
Bending is formed, and is not required to separate the side of two pieces of substrates.For filling the flat-plate heat pipe fin of phase-change working substance, two pieces of substrate difference
The processing technology that bending forms isolated bending part 12 is difficult to realize, and the side of the direct bending fin of the present embodiment, convenient for adding
Work manufacture, and have a wide range of application.
As shown in Figures 6 and 7, in the present embodiment, a kind of cascade caulking groove radiator the difference from embodiment 1 is that, this reality
Apply a fin in example in the two neighboring fin the first bending section 121 and fin main body 10 and another described in
122 interference of the second bending section of fin is plugged in the same mounting groove 21, and wherein hollow cavity 11 is not located at mounting groove
In 21.The width and the first bending section 121 and fin main body 10 of first mounting groove 21 in several mounting grooves 21
The overall thickness at the two place of being adjacent to matches, the thickness phase of the width of the last one mounting groove 21 and the second bending section 122
Match, the first bending section 121 of first fin in several fins and the wing with 121 coupling part of the first bending section
10 interference of piece main body is plugged in first mounting groove 21, and 122 interference of the second bending section of the last one fin is inserted
It connects in the last one mounting groove 21.Company's caulking groove radiator of the present embodiment does not need the first caulking groove piece 3 of assembly and the second caulking groove
Piece 4, the first bending section 121 of first fin in several fins and with 121 coupling part of the first bending section
The direct interference of fin main body 10 is plugged in first mounting groove 21, the second bending section 122 of the last one fin
Direct interference is plugged in the last one mounting groove 21, and installation assembly is convenient, saves assembly man-hour；And a part of heat is from pedestal
2 are transmitted to fin main body 10 through the first bending section 121 vertically, and the heat transfer efficiency compared with embodiment 1 is higher, and heat dissipation effect is more
It is good.
Embodiment 4
In the present embodiment, a kind of cascade caulking groove radiator and the difference of embodiment 3 are, several mounting grooves 21
Width is equal, and the first bending section 121 of first fin in several fins passes through the 3 interference grafting of the first caulking groove piece
In first mounting groove 21 in several mounting grooves 21, the second bending section 122 of the last one fin is logical
4 interference of the second caulking groove piece is crossed to be plugged in the last one mounting groove 21.Wherein first fin in several fins
The first bending section 121, insert with the fin main body 10 of 121 coupling part of the first bending section and the common interference of the first caulking groove piece 3
It connects in first mounting groove 21 in several mounting grooves 21.The width of several mounting grooves is equal, is easily installed slot
Open up, improve the processing efficiency of pedestal.
Embodiment 5
As shown in figs. 8-10, in the present embodiment, a kind of radiating fin and the difference of embodiment 3 are, the fin master
10 side of body, which is located at hollow cavity 11, protrudes setting；First bending section 121 and the second bending section 122 are located at fin main body
10 the same side, first bending section 121 are adjacent to the fin main body 10 and are arranged, and the hollow cavity 11 is in the fin master
It extends to and the 121 position corresponding section of the first bending section in vivo.
Heat transfer is the bending part 12 that fin is transmitted to from pedestal 2, then is transmitted to 11 part of hollow cavity；Hollow cavity
11 extend to it is corresponding with 121 position of the first bending section, as shown in Figures 9 and 10, in the present embodiment, a kind of heat dissipation of cascade caulking groove
Device and the difference of embodiment 3 are, after fin installation, hollow cavity 11 and first corresponding with 121 position of the first bending section
For bending section 121 together in the mounting groove 21 on inserted base 2, heat is transmitted to 11 part of hollow cavity from pedestal 2 faster, saves
The transmitting thermal resistance for having removed original bending part 12 can significantly improve the heat transfer heat dissipation performance of the radiating fin.Principle is: (1)
If it is common fin, there will not be hollow cavity 11 first；(2) phase-change working substance is filled in the hollow cavity 11 of heat pipe fin
And it is in negative pressure state, it is the phase transformation work department of heat pipe, phase transformation work department has high thermally conductive by Working fluid phase changing heat transfer
Performance, thermal coefficient can reach the hundred times of common metal fin (including the part except heat pipe fin phase transformation work department), (3)
Therefore when fin is heat pipe fin, when the hollow cavity 11 of heat pipe fin is extended in mounting groove 21, it can reduce metal
Fin to heat pipe cavity thermal resistance, thus augmentation of heat transfer heat dissipation performance.
In addition, the first bending section 121 is also convenient for caulking groove mistake with certain deflection with part hollow cavity 11
The assembly of journey, more convenient operation connect more reliable.
Embodiment 6
In the present embodiment, a kind of cascade caulking groove radiator and the difference of embodiment 5 are, several mounting grooves 21
Width is equal, and the first bending section 121 of first fin in several fins passes through the 3 interference grafting of the first caulking groove piece
In first mounting groove 21 in several mounting grooves 21, the second bending section 122 of the last one fin is logical
4 interference of the second caulking groove piece is crossed to be plugged in the last one mounting groove 21.Wherein first fin in several fins
The first bending section 121, with the fin main body 10 of 121 coupling part of the first bending section, corresponding with 121 position of the first bending section
Hollow cavity 11 and the common interference of the first caulking groove piece 3 be plugged on first installation in several mounting grooves 21
In slot 21.The width of several mounting grooves is equal, is easily installed opening up for slot, improves the processing efficiency of pedestal.
Claims (11)
1. a kind of radiating fin, it is characterised in that: including fin main body (10) and bending part (12), the fin main body (10)
At least a side has the bending part (12), and the bending part (12) includes the first bending section (121), the second bending section
(122) and connection the first bending section (121) and the second bending section (122) linkage section (123), first bending section (121)
It is separated from each other between the second bending section (122), and first bending section (121) and the second bending section (122) are parallel to each other.
2. radiating fin according to claim 1, it is characterised in that: the fin is compounded to form board-like knot by two pieces of substrates
Structure is provided with closed hollow cavity (11) between two pieces of substrates, is filled with phase-change working substance in the hollow cavity (11)
And it is in negative pressure state.
3. radiating fin according to claim 2, it is characterised in that: two pieces of substrates are respectively further from another piece of base
Plate bending is formed the bending part (12), and the section of the bending part (12) is in N-shaped, its remaining part except the bending part (12)
It is divided into the fin main body (10).
4. radiating fin according to claim 1 or 2, it is characterised in that: the section of the bending part (12) is in N-shaped, institute
It states the first bending section (121) and the second bending section (122) is located at the same side of fin main body (10), first bending section
(121) it is adjacent to fin main body (10) setting.
5. radiating fin according to claim 2, it is characterised in that: the section of the bending part (12) is in N-shaped, and described the
One bending section (121) and the second bending section (122) are located at the same side of fin main body (10), the first bending section (121) patch
Tight fin main body (10) setting, the hollow cavity (11) extend to and first bending section in the fin main body
(121) position corresponding section.
6. a kind of cascade caulking groove radiator, it is characterised in that: described in any item including pedestal (2) and several Claims 1 to 5
Fin, several fins are connected in turn on pedestal (2) by bending part (12).
7. cascade caulking groove radiator according to claim 6, it is characterised in that: offer several peaces on the pedestal (2)
Tankage (21), the first bending section (121) of a fin in the two neighboring fin and another fin
Second bending section (122) interference is plugged in the same mounting groove (21), and the linkage section (123) and pedestal (2) face
Contact.
8. cascade caulking groove radiator according to claim 7, it is characterised in that: the width phase of several mounting grooves (21)
Deng the first bending section (121) of first fin in several fins is plugged on by first caulking groove piece (3) interference
In first mounting groove (21) in several mounting grooves (21), the second bending section of the last one fin
(122) it is plugged in the last one mounting groove (21) by second caulking groove piece (4) interference.
9. cascade caulking groove radiator according to claim 7, it is characterised in that: described in first in several fins
The first bending section (121) interference of fin is plugged in first mounting groove (21), and the second of the last one fin
Bending section (122) interference is plugged in the last one mounting groove (21).
10. cascade caulking groove radiator according to claim 9, it is characterised in that: the fin is by two pieces of substrate complexs
At plank frame, two pieces of substrates are respectively further from another piece of substrate bending and form the bending part (12), the bending
Rest part except portion (12) is the fin main body (10)；First mounting groove in several mounting grooves (21)
(21) width and the thickness of the first bending section (121) match, the width and the second folding of the last one mounting groove (21)
The thickness of curved segment (122) matches；
Alternatively, first bending section (121) and the second bending section (122) are located at the same side of fin main body (10), described
One bending section (121) is adjacent to fin main body (10) setting, first mounting groove in several mounting grooves (21)
(21) overall thickness at both width and the first bending section (121) and fin main body (10) place of being adjacent to matches, the last one institute
The thickness for stating the width and the second bending section (122) of mounting groove (21) matches.
11. the cascade caulking groove radiator according to claim 7 or 9, it is characterised in that: the fin is compound by two pieces of substrates
Plank frame is formed, is provided with closed hollow cavity (11) between two pieces of substrates, first bending section (121) and the
Two bending sections (122) are located at the same side of fin main body (10), and first bending section (121) is adjacent to the fin main body (10)
Setting, the hollow cavity (11) extend to and the first bending section (121) position corresponding section in the fin main body；
Hollow cavity (11) corresponding with the first bending section (121) position and the first bending section (121) are inserted into mounting groove together
(21) in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822051570.XU CN209445873U (en) | 2018-12-07 | 2018-12-07 | Radiating fin and cascade caulking groove radiator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822051570.XU CN209445873U (en) | 2018-12-07 | 2018-12-07 | Radiating fin and cascade caulking groove radiator |
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| Publication Number | Publication Date |
|---|---|
| CN209445873U true CN209445873U (en) | 2019-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822051570.XU Withdrawn - After Issue CN209445873U (en) | 2018-12-07 | 2018-12-07 | Radiating fin and cascade caulking groove radiator |
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| CN (1) | CN209445873U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109341401A (en) * | 2018-12-07 | 2019-02-15 | 常州常发制冷科技有限公司 | Radiating fin and cascade caulking groove radiator |
-
2018
- 2018-12-07 CN CN201822051570.XU patent/CN209445873U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109341401A (en) * | 2018-12-07 | 2019-02-15 | 常州常发制冷科技有限公司 | Radiating fin and cascade caulking groove radiator |
| CN109341401B (en) * | 2018-12-07 | 2023-11-17 | 常州恒创热管理有限公司 | Radiating fin and cascade caulking groove radiator |
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