CN217278521U - COC aging detection drawer - Google Patents
COC aging detection drawer Download PDFInfo
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- CN217278521U CN217278521U CN202220831104.7U CN202220831104U CN217278521U CN 217278521 U CN217278521 U CN 217278521U CN 202220831104 U CN202220831104 U CN 202220831104U CN 217278521 U CN217278521 U CN 217278521U
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- drawer
- pcb
- heat
- bottom plate
- fixed
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- 238000001514 detection method Methods 0.000 title claims abstract description 22
- 230000032683 aging Effects 0.000 title claims abstract description 17
- 230000017525 heat dissipation Effects 0.000 claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 230000001012 protector Effects 0.000 claims description 12
- 230000005855 radiation Effects 0.000 claims description 8
- 230000015556 catabolic process Effects 0.000 claims description 6
- 238000006731 degradation reaction Methods 0.000 claims description 6
- FPWNLURCHDRMHC-UHFFFAOYSA-N 4-chlorobiphenyl Chemical compound C1=CC(Cl)=CC=C1C1=CC=CC=C1 FPWNLURCHDRMHC-UHFFFAOYSA-N 0.000 description 9
- 238000012360 testing method Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model discloses a COC aging detection drawer, which comprises a drawer bottom plate; the pair of drawer side plates are symmetrically arranged on two sides of the top surface of the drawer bottom plate, and guide grooves are formed in the outer side surfaces of the drawer side plates; the PCB is fixed between the top surfaces of the pair of drawer side plates; the handle piece is fixed at one end of the pair of drawer side plates; the connecting plug-in is fixed on the PCB and electrically connected with the PCB; the heat sink block is arranged on the PCB; the chip carrier is fixed on the heat sinking block; the PTB bottom plate is fixed on the bottom surface of the PCB, and the PTB bottom plate is connected with the heat sink block through a heat conduction block penetrating through the PCB; the heating plate is arranged between the heat sinking block and the PCB; the heat dissipation unit is fixed on the bottom surface of the PTB bottom plate. The utility model discloses cancel roof structure, PCB board direct mount effectively simplifies inner structure at drawer curb plate top surface, and heat sink direct mount is connected on the PCB board and through the PTB bottom plate of heat conduction piece and below simultaneously, consequently can break through the restriction of PCB board size, and the heat sink designable is great, effectively improves the radiating efficiency, can satisfy long-time ageing detection demand.
Description
Technical Field
The utility model relates to a chip detects technical field, concretely relates to COC aging testing drawer.
Background
Wafer testing is the final guarantee of wafer quality. In the integrated circuit industry chain, chip testing plays a crucial role, and in order to ensure normal use of a chip, 100% of the chips must pass the testing, and only finished chips which pass the testing can be applied to terminal electronic products.
At present, a chip is strictly subjected to aging detection after being manufactured, and the chip aging detection is an electrical stress test method for accelerating electrical faults of devices by adopting voltage and high temperature. The burn-in process essentially simulates the overall life of the chip because the electrical stimulus applied during the burn-in process reflects the worst case for the chip to operate. The structure of the existing aging detection equipment is complex, so that the size of single equipment is overlarge, the detection quantity of chips in a single space is influenced, and the increasing requirements of the existing chip industry can not be met.
Therefore, it is necessary to develop a new type of aging detection apparatus.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a COC aging testing drawer to the aging testing equipment structure that exists among the solution prior art is more complicated, leads to single equipment volume too big, has influenced the chip detection quantity in the single space, can not satisfy current chip trade demand increasing day by day.
In order to realize the purpose, the technical scheme of the utility model is that:
a COC degradation detection drawer comprising:
a drawer bottom plate;
the pair of drawer side plates are symmetrically arranged on two sides of the top surface of the drawer bottom plate, and guide grooves are formed in the outer side surfaces of the drawer side plates;
the PCB is fixed between the top surfaces of the pair of drawer side plates;
a handle member fixed to one end of the pair of drawer side plates;
the connecting plug-in is fixed at one end of the PCB, which is far away from the handle piece, and is electrically connected with the PCB;
the heat sinking block is arranged on the PCB;
a chip carrier fixed on the heat sinking block;
the PTB bottom plate is fixed on the bottom surface of the PCB, and the PTB bottom plate is connected with the heat sinking block through a heat conducting block penetrating through the PCB;
the heating sheet is arranged between the heat sinking block and the PCB;
and the heat dissipation unit is fixed on the bottom surface of the PTB bottom plate.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses cancel roof structure, PCB board direct mount effectively simplifies inner structure at drawer curb plate top surface, and heat sink direct mount is connected on the PCB board and through the PTB bottom plate of heat conduction piece and below simultaneously, consequently can break through the restriction of PCB board size, and the heat sink designable is great, effectively improves the radiating efficiency, can satisfy long-time ageing detection demand.
On the basis of the technical scheme, the utility model discloses can also do following improvement:
further, the heat dissipating unit includes:
the radiating fin is fixed on the bottom surface of the PTB bottom plate;
and the heat radiation fan is fixed on the bottom surface of the PTB bottom plate, and the output end of the heat radiation fan faces the heat radiation fins.
By adopting the scheme, the heat radiating fan blows air towards the direction of the heat radiating fins, so that the heat radiating fins can radiate heat quickly. The heat is quickly driven to be discharged from the front end, and quick heat dissipation is realized.
Furthermore, the radiating fins are located on one side, away from the handle part, of the radiating fan, a drawer front baffle which is arranged in a hollow mode is arranged at one end, away from the handle part, of the drawer bottom plate, and the hollow portion of the drawer front baffle is used for radiating heat.
By adopting the scheme, the heat radiating fan blows air towards the direction of the heat radiating fins, heat is discharged from the hollow-out part of the drawer front baffle, and quick heat radiation is realized.
Furthermore, grid air holes are formed in the positions, corresponding to the radiating fins and the radiating fan, of the drawer bottom plate.
By adopting the scheme, the grid air holes play the role of air flowing so as to realize air path circulation inside.
Furthermore, still be equipped with on the PCB board and embed the thermistor of inserting heat sinking piece bottom surface, be equipped with on the heating plate with the hole of dodging that thermistor corresponds.
Through adopting above-mentioned scheme, thermistor embedded installation guarantees the detection accuracy on the one hand at the heavy piece bottom surface of heat, and on the other hand simplifies inner structure.
Furthermore, the bottom surface of the heat sinking block is also connected with a heat protector, an opening used for accommodating the heat protector is formed in the PTB base plate, the heat protector is embedded into the opening and is connected with the heat sinking block through a guide rod penetrating through the PCB.
Through adopting above-mentioned scheme, the embedded installation of hot protector simplifies inner structure.
Furthermore, a pair of symmetrical heat conducting blocks is arranged on two sides of the bottom surface of the heat sink block.
By adopting the scheme, the connection stability of the heat sinking block and the PTB bottom plate is improved.
Further, the PTB base plate is fixed with the PCB plate through a cam lock catch.
By adopting the scheme, the fixing stability of the PTB bottom plate is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic sectional structure diagram of an embodiment of the present invention.
Fig. 3 is an exploded view of an embodiment of the present invention.
Fig. 4 is another perspective exploded view of an embodiment of the present invention.
Shown in the figure:
1. a drawer bottom plate; 101. grid air holes;
2. a drawer side plate; 201. a guide groove;
3. a PCB board;
4. a handle member;
5. connecting the plug-in;
6. heat sinking the block;
7. a chip carrier;
8. a PTB backplane; 801. opening a hole;
9. a heat conducting block;
10. a heating plate;
11. a heat dissipation unit; 1001. a heat sink; 1002. a heat radiation fan;
12. a drawer front stop; 1201. a hollow-out section;
13. a thermistor;
14. a thermal protector; 1401. a guide bar;
15. and (4) locking the cam.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1 to 4, the COC aging detection drawer provided by the embodiment includes a drawer bottom plate 1, a pair of drawer side plates 2, a PCB plate 3, a handle member 4, a connection plug 5, a heat sink block 6, a chip carrier 7, a PTB bottom plate 8, a heating plate 10, and a heat dissipation unit 11.
The pair of drawer side plates 2 are symmetrically arranged on two sides of the top surface of the drawer bottom plate 1, and guide grooves 201 are formed in the outer side surfaces of the drawer side plates 2; the PCB 3 is fixed between the top surfaces of the pair of drawer side plates 2; the handle part 4 is fixed at one end of the pair of drawer side plates 2; the connecting plug-in 5 is fixed at one end of the PCB 3 far away from the handle part 4 and is electrically connected with the PCB 3; the heat sinking block 6 is arranged on the PCB 3; the chip carrier 7 is fixed on the heat sinking block 6; the PTB bottom plate 8 is fixed on the bottom surface of the PCB 3, and the PTB bottom plate 8 and the heat sink block 6 are connected through a heat conduction block 9 penetrating through the PCB 3; the heating plate 10 is arranged between the heat sink block 6 and the PCB 3; the heat dissipating unit 11 is fixed to the bottom surface of the PTB chassis 8.
Specifically, the heat radiating unit 11 includes a heat radiating fin 1101 and a heat radiating fan 1102.
The heat sink 1101 is fixed to the bottom surface of the PTB chassis 8; radiator fan 1102 is fixed to the bottom surface of PTB chassis 8, and the output end of radiator fan 1102 is disposed toward heat sink 1101.
The heat dissipation fan 1102 blows air toward the heat dissipation plate 1101, so that the heat dissipation plate 1101 dissipates heat quickly. The heat is quickly driven to be discharged from the front end, and quick heat dissipation is realized.
The heat dissipation fins 1101 are located on one side, away from the handle part 4, of the heat dissipation fan 1102, a drawer front baffle 12 in a hollow-out arrangement is arranged at one end, away from the handle part 4, of the drawer bottom plate 1, and the hollow-out portion 1201 of the drawer front baffle 12 is used for heat dissipation. The heat dissipation fan 1102 blows air towards the heat dissipation fins 1101, and discharges heat from the hollow portion 1201 of the drawer front 12, so as to achieve rapid heat dissipation.
The drawer bottom 1 is provided with grille air holes 101 at positions corresponding to the heat dissipation fins 1101 and the heat dissipation fan 1102, and the grille air holes 101 serve to allow air to flow so as to circulate in the interior of the drawer.
The PCB 3 is also provided with a thermistor 13 embedded in the bottom surface of the heat sinking block 6, and the heating plate 10 is provided with a dodging hole corresponding to the thermistor 13.
The bottom surface of the heat sink block 6 is also connected with a heat protector 14, an opening 801 for accommodating the heat protector 14 is formed in the PTB bottom plate 8, and the heat protector 14 is embedded into the opening 801 and is connected with the heat sink block 6 through a guide rod 1401 penetrating through the PCB 3. The embedded installation of the thermal protector 14 simplifies the internal structure.
A pair of symmetrical heat conducting blocks 9 are arranged on two sides of the bottom surface of the heat sinking block 6, so that the connection stability of the heat sinking block 6 and the PTB bottom plate 8 is improved.
This embodiment cancels the roof structure, and the 2 top surfaces of drawer curb plate are directly installed to PCB board 3, effectively simplify inner structure, and heat sink 6 direct mountings are connected with the PTB bottom plate 8 of below on PCB board 3 and through heat conduction piece 9 simultaneously, consequently can break through the restriction of 3 sizes of PCB board, and the radiating block can be designateed great, effectively improves the radiating efficiency, can satisfy long-time ageing testing demand.
In the specification of the present invention, a large number of specific details are explained. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (8)
1. A COC degradation detection drawer, comprising:
a drawer bottom plate;
the pair of drawer side plates are symmetrically arranged on two sides of the top surface of the drawer bottom plate, and guide grooves are formed in the outer side surfaces of the drawer side plates;
the PCB is fixed between the top surfaces of the pair of drawer side plates;
a handle member fixed to one end of the pair of drawer side plates;
the connecting plug-in is fixed at one end of the PCB, which is far away from the handle piece, and is electrically connected with the PCB;
the heat sinking block is arranged on the PCB;
a chip carrier fixed on the heat sinking block;
the PTB bottom plate is fixed on the bottom surface of the PCB, and the PTB bottom plate is connected with the heat sinking block through a heat conducting block penetrating through the PCB;
the heating plate is arranged between the heat sinking block and the PCB;
and the heat dissipation unit is fixed on the bottom surface of the PTB bottom plate.
2. The COC degradation detection drawer of claim 1, wherein the heat dissipation unit comprises:
the radiating fin is fixed on the bottom surface of the PTB bottom plate;
and the heat radiation fan is fixed on the bottom surface of the PTB bottom plate, and the output end of the heat radiation fan faces the heat radiation fins.
3. The COC aging detection drawer according to claim 2, wherein the heat sink is located on a side of the heat dissipation fan away from the handle part, a drawer front block with a hollowed-out structure is arranged at one end of the drawer bottom plate away from the handle part, and the hollowed-out portion of the drawer front block is used for heat dissipation.
4. The COC degradation detection drawer of claim 2, wherein grid air holes are provided in the drawer bottom plate at positions corresponding to the heat sink and the heat dissipation fan.
5. The COC aging detection drawer according to claim 1, wherein a thermistor inserted into the bottom surface of the heat sink block is further disposed on the PCB, and an avoiding hole corresponding to the thermistor is disposed on the heating sheet.
6. The COC aging detection drawer according to claim 1, wherein a thermal protector is further connected to a bottom surface of the heat sink block, an opening for accommodating the thermal protector is formed in the PTB bottom plate, and the thermal protector is embedded in the opening and connected with the heat sink block through a guide rod penetrating through the PCB.
7. The COC degradation detection drawer of claim 1, wherein a pair of the heat conduction blocks are symmetrically arranged on two sides of the bottom surface of the heat sinking block.
8. The COC degradation detection drawer of any one of claims 1 to 7, wherein the PTB chassis is secured to the PCB board by a cam latch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220831104.7U CN217278521U (en) | 2022-04-06 | 2022-04-06 | COC aging detection drawer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220831104.7U CN217278521U (en) | 2022-04-06 | 2022-04-06 | COC aging detection drawer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217278521U true CN217278521U (en) | 2022-08-23 |
Family
ID=82875122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220831104.7U Active CN217278521U (en) | 2022-04-06 | 2022-04-06 | COC aging detection drawer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217278521U (en) |
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2022
- 2022-04-06 CN CN202220831104.7U patent/CN217278521U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231219 Address after: Room 717, building 3, 111 Xiangke Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai, 200120 Patentee after: Shanghai filai Testing Technology Co.,Ltd. Address before: Room 310-7, No. 1019, Donghai Road, Zhongguancun Science and Technology Park, Binhai New Area, Tianjin 300450 Patentee before: TIANJIN FEILAI TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |