CN208940087U - Radiator and video camera - Google Patents
Radiator and video camera Download PDFInfo
- Publication number
- CN208940087U CN208940087U CN201822083704.6U CN201822083704U CN208940087U CN 208940087 U CN208940087 U CN 208940087U CN 201822083704 U CN201822083704 U CN 201822083704U CN 208940087 U CN208940087 U CN 208940087U
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- heat sink
- top surface
- radiator
- video camera
- heat
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Abstract
The utility model relates to radiator and video camera, radiator includes the first heat sink and the second heat sink, and the first heat sink includes main part, offers through-hole on main part.The top surface of main part is the first top surface.Second heat sink is mounted on main part and is oppositely arranged with through-hole.The top surface of second heat sink is the second top surface, and the second top surface is higher than the first top surface.When radiator is installed in video camera, gap between the back side of sensor in second heat sink and video camera is smaller, so that the thickness of the heat conductive pad between the back side of the sensor in the second heat sink and video camera is smaller, good heat conduction effect also reduces cost.Video camera includes camera housing and above-mentioned radiator, first heat sink further includes extension, extension includes bearing surface, sensor is provided in camera housing, the inner wall of bearing surface and camera housing abuts against, second top surface and the back side of sensor abut against, the good heat dissipation effect of video camera.
Description
Technical field
The utility model relates to a kind of radiator and video cameras.
Background technique
As shown in Figure 1, radiator used in existing video camera includes aluminium metal plate and heat conducting element, metal plate is to be directed to
A kind of complex processing technology of metal plate, including cut, rush/cut/compound, folding, riveting, splicing, molding etc., significant feature is just
It is Same Part consistency of thickness.
Aluminium metal plate includes main body 01 and extension block 02, and heat conducting element includes leading heat pad 03 and extension heat conductive pad 04.Aluminium metal plate
Gold is installed to after the circuit board of video camera by screw, and leading heat pad 03 is arranged between main body 01 and the back side of sensor,
Extend heat conductive pad 04 to be arranged between extension block 02 and the shell of video camera.When camera operation, the heat that sensor generates is logical
It crosses leading heat pad 03 and is transmitted to main body 01, be then transmitted to by extension block 02 and extend heat conductive pad 04, it is thermally conductive finally by extending
Pad 04 is transmitted to the shell of video camera, to achieve the purpose that radiating and cooling.
Aluminium metal plate is installed to after the circuit board of video camera by screw, the back side of the sensor in main body 01 and video camera
Between there are certain gap, need the gap setting dominate heat pad 03.Since the main body 01 of existing aluminium metal plate is one whole
Block level board is needed aluminium metal plate at a distance from the back side of sensor to consider the height of other components on circuit board
What is be arranged is larger, so that the thickness of leading heat pad 03 is thicker, and the thickness of leading heat pad 03 is thicker, is unfavorable for thermally conductive and drop
Low cost.
Aluminium metal plate is installed to after the circuit board of video camera by screw, and aluminium metal plate applies biggish pressure to sensor,
Sensor is caused to be easily deformed damage.
Utility model content
The technical issues of the utility model is solved is: providing a kind of radiator that can be improved heat dissipation effect
And video camera.
The technical solution of the utility model is as follows:
A kind of radiator includes:
First heat sink, first heat sink includes main part, offers through-hole on the main part；The main part
Top surface be the first top surface；
Second heat sink, second heat sink are mounted on the main part and are oppositely arranged with the through-hole；It is described
The top surface of second heat sink is the second top surface, and second top surface is higher than first top surface.
Preferably, in above-mentioned radiator, the thickness of second heat sink is less than the thickness of the main part.
Preferably, in above-mentioned radiator, first heat sink is aluminium metal plate.
Preferably, in above-mentioned radiator, second heat sink is copper sheet.
Preferably, in above-mentioned radiator, resigning breach is provided on second heat sink.
Preferably, in above-mentioned radiator, second heat sink is bent by sheet metal.
Preferably, in above-mentioned radiator, the bottom surface of the main part is the first bottom surface, the end of second heat sink
Portion has mounting portion, and the mounting portion is mounted on first bottom surface by connector.
Preferably, in above-mentioned radiator, first heat sink further includes at least one extension, the extension
Including abutting block, the lateral surface for abutting block is the bearing surface for being pressed on camera housing.
Preferably, in above-mentioned radiator, the extension is bending structure.
A kind of video camera, including camera housing and above-mentioned radiator, the radiator is mounted on the camera shooting
In casing body.
A kind of video camera is provided with sensing including camera housing and above-mentioned radiator in the camera housing
Device；The inner wall of the bearing surface and the camera housing abuts against；Second top surface and the back side of the sensor offset
It connects.
Preferably, in above-mentioned video camera, first is provided between second top surface and the back side of the sensor and is led
Heat pad.
Preferably, in above-mentioned video camera, second is provided between the bearing surface and the inner wall of the camera housing
Heat conductive pad.
The advantages of radiator of the utility model, is: due to offering through-hole on first heat sink, and will
Second heat sink is mounted on first heat sink and is oppositely arranged with the through-hole, and second top surface is higher than described
First top surface, thus when the radiator is installed in video camera, in second heat sink and video camera
Gap between the back side of sensor is smaller, so that between second heat sink and the back side of the sensor in video camera
Heat conductive pad thickness it is smaller, good heat conduction effect also reduces cost.
The advantages of video camera of the utility model, is: since second top surface is higher than first top surface, thus
After the radiator is installed in video camera, between second heat sink and the back side of the sensor in video camera between
Gap is smaller, so that the thickness of the heat conductive pad between second heat sink and the back side of the sensor in video camera is smaller,
Good heat conduction effect also reduces cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of existing radiator；
Fig. 2 is the exploded view of the utility model embodiment radiator；
Fig. 3 is the Facad structure after the utility model embodiment radiator, the first heat conductive pad and the combination of the first heat conductive pad
Schematic diagram；
Fig. 4 is the exploded view of Fig. 3；
Fig. 5 is the backside structure after the utility model embodiment radiator, the first heat conductive pad and the combination of the first heat conductive pad
Schematic diagram；
Fig. 6 is the side structure after the utility model embodiment radiator, the first heat conductive pad and the combination of the first heat conductive pad
Schematic diagram；
Fig. 7 is the schematic diagram of internal structure of the utility model embodiment video camera.
Component names and label are as follows in figure: the first heat sink 10, main part 11, the first top surface 111, the first bottom surface 112,
Through-hole 12, extension 13, abutting block 131, bearing surface 1311, the second heat sink 20, the second top surface 211, mounting portion 22, stepping down lacks
Mouth 23, sensor 30, the second heat conductive pad 40, camera housing 50, the first heat conductive pad 60, screw 70.
Specific embodiment
Embodiment 1
As shown in Figure 2 and Figure 6, the radiator of the present embodiment include the first heat sink 10 and the second heat sink 20, first
Heat sink 10 includes main part 11, offers through-hole 12 on main part 11.The top surface of main part 11 is the first top surface 111.Second
Heat sink 20 is mounted on main part 11 and is oppositely arranged with through-hole 12.The top surface of second heat sink 20 is the second top surface 211, the
Two top surfaces 211 are higher than the first top surface 111.
It is mounted on the first heat sink 10 due to offering through-hole 12 on the first heat sink 10, and by the second heat sink 20
And be oppositely arranged with through-hole 12, the second top surface 211 is higher than the first top surface 111, to be installed in video camera by radiator
When, the gap between the second heat sink 20 and the back side of the sensor in video camera is smaller, so that the second heat sink
The thickness of heat conductive pad between 20 and the back side of the sensor in video camera is smaller, and good heat conduction effect also reduces cost.
The edge of main part 11 is also set up there are two mounting blocks, mounting hole is provided on two mounting blocks, in the dress that will radiate
When setting the circuit board for being installed to video camera, screw passes through mounting hole, and radiator is installed on circuit board.
Preferably, the first heat sink 10 is aluminium metal plate, and the second heat sink 20 is copper sheet.The heating conduction of copper is better than aluminium.Copper
The thickness of piece is less than the thickness of aluminium metal plate.Since the ductility of thin copper sheet is preferable, so as to reduce the pressure to sensor,
It prevents from damaging sensor by pressure.
Preferably, the radiating efficiency of the second heat sink 20 is higher than the radiating efficiency of the first heat sink 10, relative to existing
The aluminium metal plate of monoblock type, can be improved radiating efficiency.
Preferably, when 20 area of the second heat sink is smaller when radiator is installed to circuit board, it is not easy to
It is hindered by other components on circuit board, but when 20 area of the second heat sink is larger, is easy by other portions on circuit board
Part hinders.The second heat sink 20 is hindered during installation by other components on circuit board in order to prevent, the second heat sink
It is provided with resigning breach 23 on 20, guarantees that radiator can unhinderedly be installed to circuit board.
As shown in figure 5, the second heat sink 20 is bent by copper sheet.The bottom surface of main part 11 be the first bottom surface 112, second
The end of heat sink 20 has mounting portion 22, and mounting portion 22 is mounted on the first bottom surface 112 by screw 70.
First heat sink 10 further includes at least one extension 13, as shown in Fig. 2, there are two the quantity tools of extension 13,
One extension 13 is arranged in transverse direction, another extension 13 is arranged in longitudinal direction.Extension 13 includes abutting block
131, the lateral surface for abutting block 131 is bearing surface 1311.
Preferably, it during radiator is installed to video camera in order to prevent, is hindered by other components, such as: in order to keep away
Exempt to collide with the intracorporal sealing ring of the shell of video camera, extension 13 is designed as bending structure.
As illustrated in figs. 2-7, the video camera of the present embodiment includes above-mentioned radiator and camera housing 50, radiator
It is mounted in camera housing 50, sensor 30 is provided in camera housing 50.First heat sink 10 further includes at least one
Extension 13 a, as shown in Fig. 2, extension 13 is arranged in transverse direction, another prolongs there are two the quantity tools of extension 13
Extending portion 13 is arranged in longitudinal direction.Extension 13 includes abutting block 131, and the lateral surface for abutting block 131 is bearing surface 1311, is abutted
Face 1311 and the inner wall of camera housing 50 abut against.Second top surface 211 and the back side of sensor 30 abut against.
Preferably, the first heat conductive pad 60 is provided between the second top surface 211 and the back side of sensor 30.Due to the second heat dissipation
Resigning breach 23 is provided on plate 20, so that two the first heat conductive pads 60 are arranged on the second top surface 211 so as to avoid allowing
Position notch 23 can cover entire second top surface 211 again.
Preferably, extension 13 is bending structure.
Preferably, the second heat conductive pad 40 is provided between each bearing surface 1311 and the inner wall of camera housing 50.
When two objects take the way of contact thermally conductive, will form on the contact surface to heat transmitting inhibition, i.e., two
The contact interface heat transference efficiency of object is low.Therefore, it is necessary to the heat of the contact interface of two objects is improved by heat-conducting medium
Transmission efficiency.In the present embodiment, the first heat conductive pad 60 is used to improve the heat transmitting effect between sensor 30 and the second heat sink 20
Rate, the second heat conductive pad 40 are used to improve the heat transference efficiency between the first heat sink 10 and camera housing 50.
The radiation processes of video camera are as follows: the heat that sensor 30 generates is transmitted to the second heat dissipation by the first heat conductive pad 60
Plate 20, the second heat sink 20 transfer heat to the first heat sink 10, and the first heat sink 10 passes through the second heat conductive pad 40 for heat
Camera housing 50 is transmitted to radiate.
The present embodiment is realized using the combination of copper sheet and aluminium metal plate and in conjunction with the first heat conductive pad 60, the second heat conductive pad 40
Heat dissipation to video camera, relative to the aluminium metal plate of an existing monolith, the good heat dissipation effect of the radiator of the present embodiment.Using
The video camera of the radiator has better heat sinking function and service life.
More than, it is only the most preferred embodiment of the utility model, limit in any form not is made to the utility model
System, anyone skilled in the art utilize the disclosure above in the case where not departing from technical solutions of the utility model ambit
Method content many possible changes and modifications are made to technical solutions of the utility model, belong to claims protection
Range.
Claims (13)
1. a kind of radiator, it is characterised in that, include:
First heat sink (10), first heat sink (10) include main part (11), are offered on the main part (11) logical
Hole (12)；The top surface of the main part (11) is the first top surface (111)；
Second heat sink (20), second heat sink (20) be mounted on the main part (11) and with the through-hole (12) phase
To setting；The top surface of second heat sink (20) is the second top surface (211), and second top surface (211) is higher than described first
Top surface (111).
2. radiator according to claim 1, it is characterised in that, the thickness of second heat sink (20) is less than described
The thickness of main part (11).
3. radiator according to claim 1, it is characterised in that, first heat sink (10) is aluminium metal plate.
4. radiator according to claim 1-3, it is characterised in that, second heat sink (20) is copper
Piece.
5. radiator according to claim 1-3, it is characterised in that, it is arranged on second heat sink (20)
There are resigning breach (23).
6. radiator according to claim 1, it is characterised in that, second heat sink (20) by sheet metal bend and
At.
7. -3 and 6 described in any item radiators according to claim 1, it is characterised in that, the bottom surface of the main part (11)
End for the first bottom surface (112), second heat sink (20) has mounting portion (22), and the mounting portion (22) passes through connection
Part is mounted on first bottom surface (112).
8. -3 and 6 described in any item radiators according to claim 1, it is characterised in that, first heat sink (10) is also
Including at least one extension (13), the extension (13) includes abutting block (131), the lateral surface for abutting block (131)
For the bearing surface (1311) for being pressed on camera housing.
9. radiator according to claim 8, it is characterised in that, the extension (13) is bending structure.
10. a kind of video camera, it is characterised in that, including camera housing (50) and the described in any item heat dissipations of claim 1-8
Device, the radiator are mounted in the camera housing (50).
11. a kind of video camera, which is characterized in that including radiator described in camera housing (50) and claim 8 or 9,
Sensor (30) are provided in the camera housing (50)；The bearing surface (1311) is interior with the camera housing (50)
Wall abuts against；Second top surface (211) and the back side of the sensor (30) abut against.
12. video camera according to claim 11, it is characterised in that, second top surface (211) and the sensor
(30) the first heat conductive pad (60) are provided between the back side.
13. video camera according to claim 11 or 12, it is characterised in that, the bearing surface (1311) and the video camera
The second heat conductive pad (40) are provided between the inner wall of shell (50).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822083704.6U CN208940087U (en) | 2018-12-12 | 2018-12-12 | Radiator and video camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822083704.6U CN208940087U (en) | 2018-12-12 | 2018-12-12 | Radiator and video camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208940087U true CN208940087U (en) | 2019-06-04 |
Family
ID=66728512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822083704.6U Active CN208940087U (en) | 2018-12-12 | 2018-12-12 | Radiator and video camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208940087U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112087893A (en) * | 2019-06-14 | 2020-12-15 | 杭州海康威视数字技术股份有限公司 | Interference unit |
| CN114355709A (en) * | 2022-01-07 | 2022-04-15 | 杭州海康威视数字技术股份有限公司 | Surgical field camera |
| CN114650348A (en) * | 2020-12-21 | 2022-06-21 | 杭州海康威视数字技术股份有限公司 | Heat accumulating type heat dissipation camera |
-
2018
- 2018-12-12 CN CN201822083704.6U patent/CN208940087U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112087893A (en) * | 2019-06-14 | 2020-12-15 | 杭州海康威视数字技术股份有限公司 | Interference unit |
| CN112087893B (en) * | 2019-06-14 | 2021-08-24 | 杭州海康威视数字技术股份有限公司 | Interference unit |
| CN114650348A (en) * | 2020-12-21 | 2022-06-21 | 杭州海康威视数字技术股份有限公司 | Heat accumulating type heat dissipation camera |
| CN114650348B (en) * | 2020-12-21 | 2024-03-01 | 杭州海康威视数字技术股份有限公司 | Heat accumulating type heat dissipation camera |
| CN114355709A (en) * | 2022-01-07 | 2022-04-15 | 杭州海康威视数字技术股份有限公司 | Surgical field camera |
| CN114355709B (en) * | 2022-01-07 | 2024-03-29 | 杭州海康威视数字技术股份有限公司 | Surgical field camera |
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