CN208338137U - The infrared viewing device of rapid cooling - Google Patents
The infrared viewing device of rapid cooling Download PDFInfo
- Publication number
- CN208338137U CN208338137U CN201820059037.5U CN201820059037U CN208338137U CN 208338137 U CN208338137 U CN 208338137U CN 201820059037 U CN201820059037 U CN 201820059037U CN 208338137 U CN208338137 U CN 208338137U
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- Prior art keywords
- heat
- copper contact
- shell
- circuit board
- rapid cooling
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Abstract
The utility model discloses a kind of infrared viewing devices of rapid cooling, including shell and positioned at the circuit board of enclosure interior, it further include fixed heat-conducting glue layer, copper contact and heat sink, the shell is made from a material that be thermally conductive, the surface of circuit board is arranged in the solid conductive heat glue-line, and the surface of solid conductive heat glue is arranged in copper contact, and copper contact is in the sheet bent, copper contact part is contacted with shell inner surface, and heat sink is bonded setting with copper contact surfaces.Solid conductive heat glue can carry out insulation processing to circuit board, avoid the influence of circuit board exterior dielectrics, and it can be thermally conductive rapidly, the heat speed that electric hot plate generates is conducted to copper contact, and heat-conducting glue can come into full contact with the surface of circuit board, to increase heat conduction surface, the heat that circuit board generates can be delivered to shell, quickly be shed by shell.
Description
Technical field
The utility model relates to infrared viewing device technical fields, specifically design it is a kind of can rapid cooling infrared viewing device.
Background technique
Infrared viewing device is the military night vision instrument that infrared viewing device utilizes photoelectric conversion technique.It is divided into it is active and by
Two kinds of dynamic formula: the former uses infrared searchlight light irradiation target, and the infra-red radiation for receiving reflection forms image；The latter does not emit infrared
Line forms " thermal image " by the infra-red radiation of target itself, therefore also known as thermal imaging system.
It has been internally integrated digital image processing unit with existing infrared viewing device, and after long-time use, circuit board can be sent out
Heat, the heat that circuit board issues in existing night vision device are generally first dispersed into air, are then dispersed into outside by shell again,
Its radiating efficiency is low, to will affect the normal work of night vision device.
Utility model content
The technical problems to be solved in the utility model is the slower technical problem of existing infrared viewing device heat dissipation for circuit board.
In order to solve the above-mentioned technical problem, the technical solution of this practical use are as follows: a kind of infrared viewing device of rapid cooling,
It further include fixed heat-conducting glue layer, copper contact and heat sink, the shell including shell and positioned at the circuit board of enclosure interior
It is made from a material that be thermally conductive, the surface of circuit board is arranged in the solid conductive heat glue-line, and solid conductive heat glue is arranged in copper contact
Surface, copper contact are contacted in the sheet bent, copper contact part with shell inner surface, and heat sink and copper contact surfaces are pasted
Close setting.
Further, the heat sink is composite plate, conductive base plate and heat-conducting plate including being no less than one, thermally conductive bottom
Plate and heat-conducting plate are stacked together, and the phase transformation between conductive base plate and heat-conducting plate equipped with quick conductive inhibits material.
Further, multiple closed thermal troughs, heat conducting medium filling are equipped between the heat-conducting plate and conductive base plate
In thermal trough.
Further, the thermal trough includes multiple transverse grooves and longitudinal slot, and transverse groove and longitudinal slot are crossed to form entirety
Intercommunication it is latticed.
Further, the copper contact is in multistage bending, wherein that section of shape in curved surface contacted with shell, shape
It is matched with shell.
Further, the bottom inside of the shell and copper contact end corresponding position are provided with card slot, copper contact
And the end of heat sink is protruded into and realizes fixation in card slot.
Further, the copper connector is made of copper sheet.
From above-mentioned technical proposal it can be seen that the utility model have the advantage that solid conductive heat glue can to circuit board into
Row insulation processing avoids the influence of circuit board exterior dielectrics, and can be thermally conductive rapidly, the heat speed conduction that electric hot plate generates
To copper contact, and heat-conducting glue can come into full contact with the surface of circuit board, thus increase heat conduction surface, it can be by circuit
The heat that plate generates is delivered to shell, is quickly shed by shell.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the partial enlarged view of the utility model；
Fig. 3 is the lateral cut-away view of heat-conducting plate in the present invention；
Fig. 4 is longitudinal cut-away view of heat-conducting plate in the present invention.
Specific embodiment
It elaborates below in conjunction with attached drawing to specific embodiment of the present utility model.
As depicted in figs. 1 and 2, the infrared viewing device of the rapid cooling of the utility model includes shell 2, is located at enclosure interior
Circuit board 5, fixed heat-conducting glue layer 6, copper contact 1 and heat sink 3.The shell is made from a material that be thermally conductive, such as aluminium alloy
The surface of circuit board is arranged in equal metal materials, the solid conductive heat glue-line 6, and the table of solid conductive heat glue 6 is arranged in copper contact 1
Face, solid conductive heat glue can carry out insulation processing to circuit board, avoid the influence of circuit board exterior dielectrics, and can lead rapidly
Heat, the heat speed that electric hot plate generates is conducted to copper contact, and heat-conducting glue can come into full contact with the surface of circuit board, thus
Increase heat conduction surface, copper contact is contacted in the sheet bent, copper contact part with shell inner surface, heat sink and copper
Contact surfaces fitting setting.Copper contact can use copper sheet, and heating conduction is good, the heat that circuit board can be generated
It is delivered to shell, is quickly shed by shell.
The structure of heat sink is as shown in Figures 2 and 3, and heat sink is 31 He of conductive base plate that composite plate includes no less than one
Heat-conducting plate 32, conductive base plate and heat-conducting plate are stacked together, inhibit material equipped with phase transformation between conductive base plate and heat-conducting plate
Material.Multiple closed thermal troughs 33 are equipped between the heat-conducting plate and conductive base plate, heat conducting medium filling is in thermal trough 33.
The thermal trough includes multiple transverse grooves and longitudinal slot, and transverse groove is crossed to form the latticed of whole intercommunication with longitudinal slot.May be used also
Thermal trough is arranged to honeycomb, thermal trough can also be arranged to protrusion, convex to form the accommodation space of heat-conducting work medium, it is convex
It rises and is located in heat-conducting plate or conductive base plate.The receiving cavity of heat-conducting medium can also be other structures, just not go to live in the household of one's in-laws on getting married one by one herein
It states.
It is semi-liquid gel shape that phase transformation, which inhibits material, and when phase transformation inhibits material heated, boiling phenomenon is suppressed, thus
Efficient heat transfer phenomenon is presented, i.e. the temperature of heat source distant place is nearby higher than heat source instead；At the same time, fever is with extraordinary high-speed
Distal end is passed to from heating end, and heating end is made to keep low-temperature condition.Phase transformation inhibits material to have high heat transfer rate, high heat transfer density
The characteristics of, efficient thermal conductivity 6000W/m.K；Heat transfer density is that actual measurement is 100-1000W/cm2；Uniform temperature is good, can be at -20 DEG C
Under environment using, may be implemented anti-gravity heat transfer and the shape of a saddle conduct heat.
The copper contact is in multistage bending, wherein that section of shape in curved surface contacted with shell, shape and shell phase
Cooperation.The structure can increase the contact area of copper contact and shell, to provide radiating efficiency.
The bottom inside and copper contact end corresponding position of shell are provided with card slot 4, copper contact and heat sink
End protrude into card slot realize fix.
Claims (7)
1. a kind of infrared viewing device of rapid cooling, including shell and positioned at the circuit board of enclosure interior, it is characterised in that: also wrap
Fixed heat-conducting glue layer, copper contact and heat sink are included, the shell is made from a material that be thermally conductive, the fixed heat-conducting glue layer setting
On the surface of circuit board, the surface of solid conductive heat glue, sheet of the copper contact in bending, copper contact portion is arranged in copper contact
Divide and contacted with shell inner surface, heat sink is bonded setting with copper contact surfaces.
2. the infrared viewing device of rapid cooling according to claim 1, it is characterised in that: the heat sink is composite plate,
Conductive base plate and heat-conducting plate including being no less than one, conductive base plate and heat-conducting plate are stacked together, conductive base plate with lead
Phase transformation between hot top plate equipped with quick conductive inhibits material.
3. the infrared viewing device of rapid cooling according to claim 2, it is characterised in that: the heat-conducting plate and thermally conductive bottom
Multiple closed thermal troughs are equipped between plate, heat conducting medium filling is in thermal trough.
4. the infrared viewing device of rapid cooling according to claim 3, it is characterised in that: the thermal trough includes multiple cross
To slot and longitudinal slot, transverse groove is crossed to form the latticed of whole intercommunication with longitudinal slot.
5. the infrared viewing device of rapid cooling according to claim 1, it is characterised in that: the copper contact is curved in multistage
Shape is rolled over, wherein that section of shape in curved surface contacted with shell, shape are matched with shell.
6. the infrared viewing device of rapid cooling according to claim 5, it is characterised in that: the bottom inside of the shell with
Copper contact end corresponding position is provided with card slot, and the end of copper contact and heat sink, which is protruded into, to be realized in card slot and fix.
7. the infrared viewing device of rapid cooling according to claim 1, it is characterised in that: the copper contact is by copper sheet system
At.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820059037.5U CN208338137U (en) | 2018-01-12 | 2018-01-12 | The infrared viewing device of rapid cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820059037.5U CN208338137U (en) | 2018-01-12 | 2018-01-12 | The infrared viewing device of rapid cooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208338137U true CN208338137U (en) | 2019-01-04 |
Family
ID=64788536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820059037.5U Active CN208338137U (en) | 2018-01-12 | 2018-01-12 | The infrared viewing device of rapid cooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208338137U (en) |
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2018
- 2018-01-12 CN CN201820059037.5U patent/CN208338137U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 214000 Third Floor, 33 Huaqing Creative Park, 33 Zhihui Road, Huishan Economic Development Zone, Wuxi City, Jiangsu Province Patentee after: Wuxi Juri Equipment Technology Co., Ltd Address before: 214000 33 Huaqing Creative Park, 33 wisdom road, Huishan District, Wuxi, Jiangsu Patentee before: Wuxi Juri Electronic Technology Co. Ltd. |
|
| CP03 | Change of name, title or address |