CN207854370U - A kind of sheet metal component radiator structure and circuit board - Google Patents
A kind of sheet metal component radiator structure and circuit board Download PDFInfo
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- CN207854370U CN207854370U CN201721841652.3U CN201721841652U CN207854370U CN 207854370 U CN207854370 U CN 207854370U CN 201721841652 U CN201721841652 U CN 201721841652U CN 207854370 U CN207854370 U CN 207854370U
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- sheet metal
- main body
- metal component
- circuit board
- clamping portion
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Abstract
A kind of sheet metal component radiator structure of the utility model offer and circuit board, are related to circuit board technology field.Circuit board includes above-mentioned sheet metal component radiator structure.The sheet metal component radiator structure includes sheet metal component main body and multiple card bases for being connected in the sheet metal component main body, the card base is made of elastic material, the card base is for being connected to circuit board main body, in this way, while ensureing the bonding strength between sheet metal component main body and circuit board main body, the layout area of circuit board main body can be saved, simplifies processing and assembly process, reduces cost.
Description
Technical field
The utility model is related to circuit board technology fields, in particular to a kind of sheet metal component radiator structure and circuit board.
Background technology
Currently, the heating devices such as IC chip of small size generally use fin type radiator structure or sheet metal component radiator structure.
But existing fin type radiator structure occupied space is larger, cost of manufacture is higher.
Sheet metal component is fixed on PCB by the form of the connection of generally use screw or welding in existing sheet metal component radiator structure
On.These types of attachment all greatly occupy the layout area on PCB, limit the arrangement of other devices, moreover, manufacturing procedure
Complicated with assembly process, cost is higher.
Therefore, a kind of sheet metal component radiator structure is designed, while ensureing the bonding strength between sheet metal component and PCB, energy
The layout area for enough saving PCB, simplifies processing and assembly process, reduces cost, this is a technical problem to be solved urgently.
Utility model content
In view of this, the utility model provides a kind of sheet metal component radiator structure and circuit board, ensure sheet metal component main body with
While bonding strength between circuit board main body, the layout area of circuit board main body can be saved, simplifies processing and assembler
Sequence reduces cost.
In a first aspect, the utility model embodiment provides a kind of sheet metal component radiator structure, the sheet metal component radiator structure packet
The multiple card bases for including sheet metal component main body and being connected in the sheet metal component main body, the card base is made of elastic material, described
Card base is for being connected to circuit board main body.
With reference to first aspect, in the first embodiment of first aspect, the card base includes interconnecting piece and clamping portion,
The interconnecting piece is connected in the sheet metal component main body, and the clamping portion is connected on the interconnecting piece, and the clamping portion is used for
It is connected in circuit board main body.
The first embodiment with reference to first aspect, in second of embodiment of first aspect, the clamping portion
The relatively described interconnecting piece is protruded to the direction close to or far from the sheet metal component main center.With reference to first aspect, first
In the third embodiment of aspect, at least the card base is connected with respect to both sides in the sheet metal component main body.
With reference to first aspect, in the 4th kind of embodiment of first aspect, multiple card bases are in the sheet metal component master
It arranges in matrix form on body.
Second aspect, the utility model embodiment provide a kind of circuit board, and the circuit board includes circuit board main body and metal plate
Golden part radiator structure offers through-hole in the circuit board main body, and the sheet metal component radiator structure includes sheet metal component main body and company
The multiple card bases being connected in the sheet metal component main body, the card base are made of elastic material, and the card base is connected to described logical
In hole.
In conjunction with second aspect, in the first embodiment of second aspect, the card base includes interconnecting piece and clamping portion,
The interconnecting piece is connected in the sheet metal component main body, and the clamping portion is connected on the interconnecting piece, and the interconnecting piece runs through
The through-hole, the relatively described sheet metal component main body in the clamping portion are located at the other side of the circuit board main body, and the clamping portion is supported
It touches on the surface of the circuit board main body.
In conjunction with the first embodiment of second aspect, in second of embodiment of second aspect, the clamping portion
The relatively described interconnecting piece is protruded to the direction close to or far from the sheet metal component main center.
In conjunction with the first embodiment of second aspect, in the third embodiment of second aspect, two set in opposite directions
Spacing between on the inside of the through-hole of be smaller than its connection two between on the inside of the clamping portion set；Alternatively, two
Spacing between on the outside of the clamping portion being reversed is more than the spacing between two through-holes outsides residing for it.
In conjunction with second aspect to second aspect the third embodiment in either a program, at the 4th kind of second aspect
In embodiment, the geometric center of projection of multiple card bases in the circuit board main body in the sheet metal component main body with
The geometric center of one or more heating device matrixes overlaps.
Compared with prior art, the sheet metal component radiator structure and dissipated using the sheet metal component that the utility model embodiment provides
The circuit board of heat structure can save circuit while ensureing the bonding strength between sheet metal component main body and circuit board main body
The layout area of plate body simplifies processing and assembly process, reduces cost.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment cited below particularly, and
The appended attached drawing of cooperation, is described in detail below.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is a kind of decomposition texture schematic diagram at visual angle of circuit board that the utility model first embodiment provides.
Fig. 2 is the decomposition texture schematic diagram at the circuit board another kind visual angle that the utility model first embodiment provides.
Fig. 3 is the assembling structure schematic diagram for the circuit board that the utility model first embodiment provides.
Fig. 4 is the enlarged structure schematic diagram of part A in Fig. 3.
Fig. 5 is the assembling structure schematic diagram for the circuit board that the utility model second embodiment provides.
Fig. 6 is the enlarged structure schematic diagram of part B in Fig. 5.
Fig. 7 is the assembling structure schematic diagram for the circuit board that the utility model 3rd embodiment provides.
Fig. 8 is the enlarged structure schematic diagram of Local C in Fig. 7.
Fig. 9 is the assembling structure schematic diagram for the circuit board that the utility model fourth embodiment provides.
Figure 10 is the enlarged structure schematic diagram of part D in Fig. 9.
Reference numeral：100- circuit boards；10- circuit board main bodies；11- through-holes；20-IC chips；30- heat-conducting mediums
Layer；40- sheet metal component radiator structures；41- sheet metal component main bodys；42- card bases；421- interconnecting pieces；The clamping portions 422-.
Specific implementation mode
Below in conjunction with attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities
Apply example.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be come with a variety of different configurations
Arrangement and design.Therefore, the detailed description of the embodiments of the present invention to providing in the accompanying drawings is not intended to limit below
Claimed the scope of the utility model, but it is merely representative of the selected embodiment of the utility model.Based on the utility model
Embodiment, the every other embodiment that those skilled in the art are obtained without making creative work, all
Belong to the range of the utility model protection.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
Sheet metal component is fixed on PCB by the form of the connection of generally use screw or welding in existing sheet metal component radiator structure
On.
Wherein, sheet metal component is fixed on PCB by the form connected using screw at least to be had the following defects：
It needs that arc stud welding junction is arranged on 1.PCB, arc stud welding junction area occupied is big, limits the arrangement of other devices.
2. needing that stud is arranged on PCB, screw is set on sheet metal component, causes cost larger.
3. in assembling process, needing progress screw stud to lock operation, increasing cost of labor；Weldering of the stud on PCB
Limited strength is connect, stud is easy to fall off during screw stud locks, and the long-term reliability of screw Stud connection is poor.
4. stud weight is big, generally can not secondary back, it is larger to the placement constraint of the faces B/T device.
Sheet metal component is fixed on PCB using the form of welding and is at least had the following defects：
Welding surface and repair welding space that sheet metal component is set are needed on 1.PCB, limit the arrangement of other devices.
2. the welding pin of sheet metal component need to be additional tin plating, to ensure solderability, cause the cost of manufacture of sheet metal component larger.
3. manual repair welding operating cost is high, efficiency is low, is not suitable for batch production.
4. after welding, the device of sheet metal component bottom is not easy to reprocess, and to be readily incorporated other bad for rework process.
Specific embodiment of the present utility model provides a kind of circuit board 100, which includes circuit board main body 10
With sheet metal component radiator structure 40, through-hole 11 is offered in the circuit board main body 10, sheet metal component radiator structure 40 includes card base 42,
The card base 42 is connected in the through-hole 11, is ensureing the bonding strength between sheet metal component main body 41 and circuit board main body 10
Meanwhile, it is capable to save the layout area of circuit board main body 10, simplifies processing and assembly process, reduce cost.
First embodiment
It please refers to Fig.1 to Fig. 2, the present embodiment provides a kind of circuit boards 100.Here circuit board 100 can be PCB.Electricity
Road plate 100 includes circuit board main body 10, IC chip 20, heat-conducting medium floor 30 and sheet metal component radiator structure 40.Heating device is arranged
In circuit board main body 10.Here heating device refers mainly to IC chip 20.IC chip 20 will generate a large amount of during the work time
Heat.Sheet metal component radiator structure 40 is covered in IC chip 20, to have the function that radiate to IC chip 20.Heat-conducting medium layer
30 are arranged between IC chip 20 and sheet metal component radiator structure 40, play the role of heat conduction, accelerate radiating efficiency.
Sheet metal component radiator structure 40 includes sheet metal component main body 41 and the multiple card bases 42 being connected in sheet metal component main body 41, card
Foot 42 is made of elastic material, and elastic material can select metal, such as phosphor bronze, beryllium-bronze, manganese steel, stainless steel etc..Bullet
Property material can also select plastics, such as styrene, polystyrene, polypropylene etc..Card base 42 can also be with sheet metal component main body 41
It is integrally formed.
In sheet metal component main body 41 at least card base 42 is connected with respect to both sides.Multiple card bases 42 in sheet metal component main body 41 are in electricity
The geometric center of projection in road plate body 10 is overlapped with the geometric center of heating device, if there is multiple heating devices then with institute
There is the geometric center of heating device matrix to overlap, makes 41 uniform force of sheet metal component main body, stabilization.Preferably, sheet metal component main body 41
It is designed as rectangular, four Angle Positions of sheet metal component main body 41 are respectively connected with card base 42 or multiple card bases 42 in sheet metal component main body
It arranges in matrix form on 41.Through-hole 11 is offered in circuit board main body 10, through-hole 11 can be round hole or strip-shaped hole etc..Card
Foot 42 is connected in through-hole 11, to realize the connection between sheet metal component radiator structure 40 and circuit board main body 10.
Referring to Fig. 4, card base 42 includes interconnecting piece 421 and clamping portion 422.The cross sectional shape of interconnecting piece 421 is linear,
Interconnecting piece 421 is connected in sheet metal component main body 41, and clamping portion 422 is connected on interconnecting piece 421, and the length of interconnecting piece 421 is more than
The thickness of circuit board main body 10 i.e. the depth of through-hole 11, interconnecting piece 421 run through through-hole 11.Clamping portion 422 is with respect to sheet metal component
Main body 41 is located at the other side of circuit board main body 10, and clamping portion 422 contradicts on the surface of circuit board main body 10, thus by sheet metal component
Main body 41 is connected in circuit board main body 10.
It should be noted that card base 42 is made of elastic material, in contraction during the insertion of clamping portion 422 through-hole 11
State, clamping portion 422 is in free unfolded state after through-hole 11, in this way, clamping portion 422 can then contradict after passing through through-hole 11
On the surface of circuit board main body 10, prevent sheet metal component main body 41 from falling off from circuit board main body 10.
The cross sectional shape of clamping portion 422 is curved shape.In the present embodiment, Fig. 3 and Fig. 4, the section of clamping portion 422 are please referred to
Shape is the arc protruded to the center of sheet metal component main body 41.Spacing a1 between two 422 insides of clamping portion being oppositely arranged
Less than the spacing b1 between two through-holes, 11 inside of its connection, to ensure that clamping portion 422 can be contradicted in circuit board main body
10 surface, and retain enough contacts area, improve the bonding strength between sheet metal component main body 41 and circuit board main body 10.
Sheet metal component radiator structure 40 and circuit board 100 provided in this embodiment have the advantages that：、
1. the clamping of the card base 42 and through-hole 11 by elasticity, can realize sheet metal component radiator structure 40 and circuit board main body
10 securely connections, no longer need to the form of form and welding that setting screw connects, reduce the cost of material.
2. the type of attachment of card base 42 and through-hole 11 is smaller to 10 surface area of circuit board main body occupancy, circuit board is saved
The layout area of main body 10 facilitates the arrangement of other devices, is also beneficial to product Miniaturization Design.
3. through-hole 11 is connect using plated through-hole and with the stratum in circuit board main body 10, card base 42 is made to pass through through-hole 11
With stratum mediate contact, be conducive to the radiating efficiency for improving sheet metal component radiator structure 40.
4. sheet metal component radiator structure 40 can be directly fastened in circuit board main body 10, you can complete company between the two
It connects, it is easy for installation, it is no longer necessary to which that the operations such as lock-screw, manual repair welding improve processing efficiency and packaging efficiency, further drop
Low cost, is advantageously implemented mass production.
5. card base 42 has elasticity, convenient for being dismantled from circuit board main body 10, be conducive to the circuit board main bodies such as IC chip 20
Device on 10 is reprocessed, and reduce circuit board 100 reprocesses cost and scrappage.
Second embodiment
The present embodiment provides a kind of circuit boards 100, close with 100 structure of circuit board that first embodiment provides, different
Be in, the form of card base 42 is different.
Please refer to Fig. 5 and Fig. 6, in circuit board 100 provided in this embodiment, card base 42 includes interconnecting piece 421 and clamping portion
422.The cross sectional shape of interconnecting piece 421 is linear, and interconnecting piece 421 is connected in sheet metal component main body 41, and clamping portion 422 is connected to
On interconnecting piece 421, interconnecting piece 421 runs through through-hole 11.
The cross sectional shape of clamping portion 422 is curved shape.In the present embodiment, the cross sectional shape of clamping portion 422 is arc, the arc
Shape is protruded to the direction far from 41 center of sheet metal component main body.Spacing a2 between two 422 outsides of clamping portion being reversed is big
Spacing b2 between two through-holes, 11 outside of its connection, to ensure that clamping portion 422 can be contradicted in circuit board main body 10
Surface, and retain enough contacts area, improve the bonding strength between sheet metal component main body 41 and circuit board main body 10.
3rd embodiment
The present embodiment provides a kind of circuit boards 100, close with 100 structure of circuit board that first embodiment provides, different
Be in, the form of card base 42 is different.
Please refer to Fig. 7 and Fig. 8, in circuit board 100 provided in this embodiment, card base 42 includes interconnecting piece 421 and clamping portion
422.The cross sectional shape of interconnecting piece 421 is linear, and interconnecting piece 421 is connected in sheet metal component main body 41, and clamping portion 422 is connected to
On interconnecting piece 421, interconnecting piece 421 runs through through-hole 11.
The cross sectional shape of clamping portion 422 is curved shape.In the present embodiment, the cross sectional shape of clamping portion 422 is spiral shape.It should
Spiral shape opposing connections 421 are protruded to the center of sheet metal component main body 41.Between two 422 insides of clamping portion being oppositely arranged
Spacing a3 is less than the spacing b3 between two through-holes, 11 inside of its connection, to ensure that clamping portion 422 can be contradicted in circuit
The surface of plate body 10, and retain enough contacts area, improve the connection between sheet metal component main body 41 and circuit board main body 10
Intensity.
Fourth embodiment
The present embodiment provides a kind of circuit boards 100, close with 100 structure of circuit board that first embodiment provides, different
Be in, the form of card base 42 is different.
Please refer to Fig. 9 and Figure 10, in circuit board 100 provided in this embodiment, card base 42 includes interconnecting piece 421 and clamping portion
422.The cross sectional shape of interconnecting piece 421 is linear, and interconnecting piece 421 is connected in sheet metal component main body 41, and clamping portion 422 is connected to
On interconnecting piece 421, interconnecting piece 421 runs through through-hole 11.
The cross sectional shape of clamping portion 422 is curved shape.In the present embodiment, the cross sectional shape of clamping portion 422 is spiral shape.It should
Spiral shape opposing connections 421 are protruded to the direction far from 41 center of sheet metal component main body.Outside two clamping portions 422 being oppositely arranged
Spacing a4 between side is more than the spacing b4 between two through-holes, 11 outside of its connection, to ensure that clamping portion 422 can be supported
Touch on the surface of circuit board main body 10, and retain enough contacts area, improve sheet metal component main body 41 and circuit board main body 10 it
Between bonding strength.
In other embodiments, the form of card base 42 can also there are many selections, as long as card base 42 is in the circuit board master
The region of the through-hole 11 of the projection beyond its connection on body 10, that is to say, that card base 42 is from the portion that through-hole 11 stretches out
Dividing can contradict on the surface of the circuit board main body 10, and card base 42 is prevented to be detached from through-hole 11, to block sheet metal component main body 41
It is connected in circuit board main body 10.
It should be noted that each embodiment in this specification is described in a progressive manner, each embodiment weight
Point explanation is all difference from other examples, and the same or similar parts between the embodiments can be referred to each other.
It should be noted that herein, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that article or equipment including a series of elements include not only those elements, but also includes not having
There is the other element being expressly recited, or further includes for this article or the intrinsic element of equipment.Do not limiting more
In the case of system, the element that is limited by sentence "including a ...", it is not excluded that including the element article or set
There is also other identical elements in standby.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.It should be noted that
It arrives：Similar label and letter indicate similar terms in following attached drawing, therefore, once determined in a certain Xiang Yi attached drawing
Justice further need not then be defined and explained to it in subsequent attached drawing.
Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model is answered described with power
Subject to the protection domain that profit requires.
Claims (10)
1. a kind of sheet metal component radiator structure, which is characterized in that the sheet metal component radiator structure includes sheet metal component main body (41) and connects
The multiple card bases (42) being connected on the sheet metal component main body (41), the card base (42) are made of elastic material, the card base
(42) it is used to be connected to circuit board main body (10).
2. sheet metal component radiator structure according to claim 1, which is characterized in that the card base (42) includes interconnecting piece
(421) it is connected on the sheet metal component main body (41) with clamping portion (422), the interconnecting piece (421), the clamping portion (422)
It is connected on the interconnecting piece (421), the clamping portion (422) is for being connected to circuit board main body (10).
3. sheet metal component radiator structure according to claim 2, which is characterized in that the relatively described company of clamping portion (422)
Socket part (421) is protruded to the direction close to or far from sheet metal component main body (41) center.
4. sheet metal component radiator structure according to claim 1, which is characterized in that at least phase on the sheet metal component main body (41)
The card base (42) is connected with to both sides.
5. sheet metal component radiator structure according to claim 1, which is characterized in that multiple card bases (42) are in the metal plate
It arranges in matrix form in part main body (41).
6. a kind of circuit board, which is characterized in that the circuit board includes circuit board main body (10) and sheet metal component radiator structure, described
Offer through-hole (11) in circuit board main body (10), the sheet metal component radiator structure includes sheet metal component main body (41) and is connected to institute
Multiple card bases (42) in sheet metal component main body (41) are stated, the card base (42) is made of elastic material, card base (42) card
It is connected in the through-hole (11).
7. circuit board according to claim 6, which is characterized in that the card base (42) includes interconnecting piece (421) and clamping
Portion (422), the interconnecting piece (421) are connected on the sheet metal component main body (41), and the clamping portion (422) is connected to the company
In socket part (421), the interconnecting piece (421) runs through the through-hole (11), the relatively described sheet metal component main body of clamping portion (422)
(41) it is located at the other side of the circuit board main body (10), the clamping portion (422) contradicts in the circuit board main body (10)
Surface.
8. circuit board according to claim 7, which is characterized in that the relatively described interconnecting piece (421) of the clamping portion (422)
It is protruded to the direction close to or far from sheet metal component main body (41) center.
9. circuit board according to claim 7, which is characterized in that on the inside of two clamping portions (422) being oppositely arranged
Between be smaller than on the inside of two through-holes (11) of its connection between spacing；Alternatively, two be reversed it is described
Spacing between on the outside of clamping portion (422) is more than the spacing between two through-holes (11) outsides residing for it.
10. according to any circuit board of claim 6 to 9, which is characterized in that multiple on the sheet metal component main body (41)
The geometric center of projection of the card base (42) in the circuit board main body (10) and one or more heating device matrixes
Geometric center overlaps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721841652.3U CN207854370U (en) | 2017-12-25 | 2017-12-25 | A kind of sheet metal component radiator structure and circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721841652.3U CN207854370U (en) | 2017-12-25 | 2017-12-25 | A kind of sheet metal component radiator structure and circuit board |
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| Publication Number | Publication Date |
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| CN207854370U true CN207854370U (en) | 2018-09-11 |
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ID=63418790
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| CN201721841652.3U Active CN207854370U (en) | 2017-12-25 | 2017-12-25 | A kind of sheet metal component radiator structure and circuit board |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110572985A (en) * | 2019-08-20 | 2019-12-13 | 奇鋐科技股份有限公司 | heat sink combination structure |
-
2017
- 2017-12-25 CN CN201721841652.3U patent/CN207854370U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110572985A (en) * | 2019-08-20 | 2019-12-13 | 奇鋐科技股份有限公司 | heat sink combination structure |
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