CN204883138U - A video camera - Google Patents
A video camera Download PDFInfo
- Publication number
- CN204883138U CN204883138U CN201520690712.0U CN201520690712U CN204883138U CN 204883138 U CN204883138 U CN 204883138U CN 201520690712 U CN201520690712 U CN 201520690712U CN 204883138 U CN204883138 U CN 204883138U
- Authority
- CN
- China
- Prior art keywords
- video camera
- mainboard
- fan
- heat pipe
- heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000010438 heat treatment Methods 0.000 claims abstract description 27
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 4
- 230000005855 radiation Effects 0.000 abstract description 9
- 239000011521 glass Substances 0.000 abstract description 6
- 238000010257 thawing Methods 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000007664 blowing Methods 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 238000009423 ventilation Methods 0.000 abstract 1
- 230000007423 decrease Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Studio Devices (AREA)
Abstract
The utility model relates to a supervisory equipment technical field discloses a video camera, including camera lens glass, mainboard, heater and fan, still include heat pipe and heat radiation fins, the one end and the mainboard connection of heat pipe, the other end simultaneously and heat radiation fins and heater connection, heat radiation fins sets up in the air outlet department of fan, the air -out orientation of fan is towards camera lens glass institute to the region. This a video camera's heater accessible heat pipe heats heat transfer to the mainboard to the mainboard, ventilation air that the fan the formed heat radiation fins that at first flows through after blowing off the fan, the formation heat air can be used to a video camera camera lens glass defrosting defogging, in addition, the heat that produces of mainboard also the accessible heat pipe transmit the heat dissipation that realizes the mainboard to heat radiation fins, this a video camera has improved the heating efficiency to components and parts, has reduced the yin wendu image acquisition fault rate that results in low excessively.
Description
Technical field
The utility model relates to watch-dog technical field, particularly a kind of video camera.
Background technology
Camera application, when low temperature environment, has the request for utilization starting under extremely low temperature, work.Video camera is in low temperature environment after power-off a period of time, and if video camera internal temperature is lower than the start-up temperature of components and parts, video camera will Yin Wendu be too low cannot start, and produces the problem of lens element frost.Now need to heat video camera, make components and parts arrive start-up temperature, and eliminate the frost on dicyclo lens element, the normal operation of guarantee video camera.In order to ensure that video camera can normally work, generally heating arrangement can be set in video camera inside, to heat components and parts to start-up temperature, lens element be defrosted.
Heating arrangement conventional in prior art is increase a well heater in video camera inside, in the middle of the carry heat produced by well heater to cavity air, is heated mainboard, dicyclo glass by hot-air by fan; Or increase multiple well heater in video camera inside cavity, and local emphasis heating is carried out to mainboard, dicyclo glass etc., simultaneously by the convection current that fan brings, heating cavity other components and parts inner.
The heat flow path of above-mentioned two kinds of heating arrangements is long, and the efficiency of heating surface is low, extends the start-up time of equipment, adds the too low image acquisition fault rate caused of video camera Yin Wendu, and power consumption is comparatively large, is unfavorable for the energy-conserving and environment-protective of product.
Utility model content
The utility model provides a kind of video camera, can improve the efficiency of heating surface to components and parts, reduces the start-up time of equipment, decreases the too low image acquisition fault rate caused of video camera Yin Wendu, and simplify the product structure of video camera.
For achieving the above object, the utility model provides following technical scheme:
A kind of video camera, comprises housing and is arranged at lens element, mainboard, well heater and the fan in housing, also comprises and is arranged at heat pipe in housing and radiating fin, wherein:
One end of heat pipe is connected with mainboard, and the other end is connected with radiating fin and well heater simultaneously;
Radiating fin is arranged at the air outlet place of fan;
The air-out direction of fan towards lens element institute to region.
This video camera, when carrying out components and parts heating, opens well heater, keeps fan to close simultaneously, and because now mainboard temperature is lower than heter temperature, the heat that well heater produces conducts to mainboard by heat pipe, and mainboard is heated to start-up temperature; After mainboard starts, open fan, the heat of radiating fin end is taken away by fan, now contact the temperature of the heat pipe of one end with radiating fin lower than well heater and mainboard temperature, the heat that well heater and mainboard produce can conduct to radiating fin, then is used for as the defrosting of camera lens glass by the moving air that fan is formed by the heat of radiating fin; When not needing to heat components and parts, can close well heater, open fan, the heat that mainboard produces conducts to radiating fin by heat pipe, and is passed in air by fan by heat, realizes the heat radiation of mainboard.Compared with the video camera of employing heating arrangement of the prior art, the program preferentially heats mainboard, thus achieves the quick startup of mainboard; After mainboard starts, again the heat that mainboard and well heater produce is used for defrosting-defogging in the lump, improve the efficiency of defrosting, reduce that video camera Yin Wendu in image acquisition process is too low can not be started and lens element frosting and the fault rate that causes, improve accuracy and promptness that camera review gathers.
Meanwhile, the function of components and parts heating and mainboard heat radiation combines by above-mentioned video camera, decreases the number of devices of video camera inside, simplifies camera structure.
Preferably, video camera also comprises heating control apparatus, and heating control apparatus is electrically connected with mainboard, well heater and fan with the startup controlling mainboard, well heater and fan and closedown.
Preferably, video camera also comprises the temperature sensing device for detecting video camera internal temperature be connected with heating control apparatus signal.
Preferably, video camera also comprises the humidity induction device for detecting video camera interior humidity be connected with heating control apparatus signal.
Preferably, heat pipe is porous type liquid-sucking core heat pipe, screw-type liquid-sucking core heat pipe, conduit type liquid-sucking core heat pipe.
Preferably, radiating fin is prepared by copper or aluminum.
Preferably, the heat-conducting medium for increased thermal conductivity energy is provided with between heat pipe and mainboard.
Preferably, fan is aerofoil fan or centrifugal fan.
Accompanying drawing explanation
The structural representation of the video camera that Fig. 1 provides for the utility model embodiment;
The partial structurtes schematic diagram of the video camera that Fig. 2 provides for the utility model embodiment.
Reference numeral:
01, housing; 10, lens element; 20, mainboard; 30, well heater; 40, fan;
50, heat pipe; 60, radiating fin; 70, heating control apparatus; 80, temperature sensing device;
90, humidity induction device.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, the utility model provides a kind of video camera, comprises housing 01 and is arranged at lens element 10, mainboard 20, well heater 30 and the fan 40 in housing 01, also comprises and is arranged at heat pipe 50 in housing 01 and radiating fin 60, wherein:
As depicted in figs. 1 and 2, one end of heat pipe 50 is connected with mainboard 20, and the other end is connected with radiating fin 60 and well heater 30 simultaneously;
Radiating fin 60 is arranged at the air outlet place of fan 40;
The air-out direction of fan 40 towards lens element 10 to region.
This video camera is when carrying out components and parts heating, well heater 30 can be opened, keep fan 40 to close simultaneously, because the temperature of now mainboard 20 is lower than the temperature of well heater 30, the heat that well heater 30 produces is passed to mainboard 20 by heat pipe 50, and mainboard 20 is heated to start-up temperature; After mainboard 20 starts, open fan 40, the heat of radiating fin 60 end is taken away by fan 40, the temperature now contacting the heat pipe 50 of one end with radiating fin 60 is lower than the temperature of well heater 30 and mainboard 20, the heat that well heater 30 and mainboard 20 produce can conduct to radiating fin 60 by heat pipe 50, then the moving air formed by fan 40 by the heat of radiating fin 60, the lens element 10 be used for for video camera defrosts; When not needing to heat components and parts, closing well heater 30, opening fan 40, the heat that mainboard 20 produces is passed to radiating fin 60 by heat pipe 50, and is passed in air by fan 40 by heat, realizes the heat radiation of mainboard 20.Compared with the video camera of employing heating arrangement of the prior art, the program preferentially heats mainboard, thus achieves the quick startup of mainboard; After mainboard starts, again the heat that mainboard and well heater produce is used for the efficiency that defrosting-defogging improves defrosting in the lump, reduce that video camera Yin Wendu in image acquisition process is too low cannot be started and lens element frosting and the fault rate that causes, improve accuracy and promptness that camera review gathers.
Meanwhile, the function of components and parts heating and mainboard heat radiation combines by above-mentioned video camera, decreases the number of devices of video camera inside, simplifies camera structure.
In a kind of optimal way as shown in Figure 1, video camera also comprises heating control apparatus 70, and heating control apparatus 70 is electrically connected with mainboard 20, well heater 30 and fan 40 startup and the closedown that control mainboard 20, well heater 30 and fan 40.
In a kind of optimal way as shown in Figure 1, video camera also comprises the temperature sensing device 80 for detecting video camera internal temperature be connected with heating control apparatus 70 signal.
In a kind of optimal way as shown in Figure 1, video camera also comprises the humidity induction device 90 for detecting video camera interior humidity be connected with heating control apparatus 70 signal.
In a kind of optimal way, heat pipe is porous type liquid-sucking core heat pipe, screw-type liquid-sucking core heat pipe, conduit type liquid-sucking core heat pipe, can improve the heat conduction efficiency of heat pipe.
In a kind of optimal way, be the heat transfer efficiency improving radiating fin, radiating fin is prepared by copper or aluminum, because of copper or aluminum heat conductivility better, the heat transfer efficiency of radiating fin can be improved.
Further, for improving the heat transference efficiency between heat pipe and mainboard, in a kind of optimal way, the heat-conducting medium for increased thermal conductivity energy between heat pipe and mainboard, is provided with.
In a kind of optimal way, according to the Production requirement of video camera product, fan is aerofoil fan or centrifugal fan; In a kind of optimal way as depicted in figs. 1 and 2, for reducing the volume of fan, save the inner space of video camera, fan 40 is centrifugal fan.
Obviously, those skilled in the art can carry out various change and modification to the utility model embodiment and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (8)
1. a video camera, comprises housing and is arranged at lens element, mainboard, well heater and fan in described housing, it is characterized in that, also comprises and is arranged at heat pipe in described housing and radiating fin, wherein:
One end of described heat pipe is connected with mainboard, and the other end is connected with radiating fin and well heater simultaneously;
Described radiating fin is arranged at the air outlet place of described fan;
The air-out direction of described fan towards described lens element institute to region.
2. video camera according to claim 1, it is characterized in that, also comprise heating control apparatus, described heating control apparatus is electrically connected with described mainboard, described well heater and described fan the startup and the closedown that control described mainboard, described well heater and described fan.
3. video camera according to claim 2, is characterized in that, also comprises the temperature sensing device for detecting described video camera internal temperature be connected with described heating control apparatus signal.
4. video camera according to claim 2, is characterized in that, also comprises the humidity induction device for detecting described video camera interior humidity be connected with described heating control apparatus signal.
5. video camera according to claim 1, is characterized in that, described heat pipe is porous type liquid-sucking core heat pipe, screw-type liquid-sucking core heat pipe, conduit type liquid-sucking core heat pipe.
6. video camera according to claim 1, is characterized in that, described radiating fin is prepared by copper or aluminum.
7. the video camera according to claim 5 or 6, is characterized in that, is provided with the heat-conducting medium for increased thermal conductivity energy between described heat pipe and described mainboard.
8. video camera according to claim 1, is characterized in that, described fan is aerofoil fan or centrifugal fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520690712.0U CN204883138U (en) | 2015-09-08 | 2015-09-08 | A video camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520690712.0U CN204883138U (en) | 2015-09-08 | 2015-09-08 | A video camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204883138U true CN204883138U (en) | 2015-12-16 |
Family
ID=54827494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520690712.0U Expired - Fee Related CN204883138U (en) | 2015-09-08 | 2015-09-08 | A video camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204883138U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108989640A (en) * | 2018-08-03 | 2018-12-11 | 浙江大华技术股份有限公司 | A kind of video camera |
| CN109752902A (en) * | 2017-11-07 | 2019-05-14 | 三星电机株式会社 | Camera model with heating element |
| WO2021185186A1 (en) * | 2020-03-16 | 2021-09-23 | Zhejiang Huaray Technology Co., Ltd. | Systems and methods for dew condensation prevention |
-
2015
- 2015-09-08 CN CN201520690712.0U patent/CN204883138U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109752902A (en) * | 2017-11-07 | 2019-05-14 | 三星电机株式会社 | Camera model with heating element |
| US11042076B2 (en) | 2017-11-07 | 2021-06-22 | Samsung Electro-Mechanics Co., Ltd. | Camera module with heating element |
| CN109752902B (en) * | 2017-11-07 | 2022-02-22 | 三星电机株式会社 | Camera module with heating element |
| CN108989640A (en) * | 2018-08-03 | 2018-12-11 | 浙江大华技术股份有限公司 | A kind of video camera |
| WO2021185186A1 (en) * | 2020-03-16 | 2021-09-23 | Zhejiang Huaray Technology Co., Ltd. | Systems and methods for dew condensation prevention |
| JP2023517377A (en) * | 2020-03-16 | 2023-04-25 | ゼジャン・ハーレイ・テクノロジー・カンパニー・リミテッド | Condensation prevention system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 |