CN111770258A - Rotatory heat dissipation formula security protection surveillance camera head - Google Patents
Rotatory heat dissipation formula security protection surveillance camera head Download PDFInfo
- Publication number
- CN111770258A CN111770258A CN202010715748.5A CN202010715748A CN111770258A CN 111770258 A CN111770258 A CN 111770258A CN 202010715748 A CN202010715748 A CN 202010715748A CN 111770258 A CN111770258 A CN 111770258A
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- China
- Prior art keywords
- lens barrel
- liquid
- wall
- strip
- shaped groove
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/55—Details of cameras or camera bodies; Accessories therefor with provision for heating or cooling, e.g. in aircraft
Abstract
The invention discloses a rotary heat dissipation type security monitoring camera which comprises a lens barrel, wherein a monitoring device is installed in the lens barrel, lenses are embedded in the lens barrel, an arc-shaped groove is formed in the side wall of the lens barrel, a rotating column is coaxially, hermetically and rotatably connected in the arc-shaped groove, a plurality of strip-shaped grooves are formed in the side wall of the rotating column, sliding plugs are hermetically and slidably connected in the strip-shaped grooves and elastically connected to the inner walls of the strip-shaped grooves through memory alloy springs, air holes are formed in the inner walls of the strip-shaped grooves, a liquid storage groove is formed in the side wall of the lens barrel, cooling liquid is filled in the liquid storage groove, a liquid inlet pipe is installed between the inner bottom of the liquid storage groove and the arc-shaped groove, and a liquid return pipe is installed between the inner top of the. The invention can quickly dissipate the heat in the lens barrel by making the cooling liquid flow along the liquid inlet pipe, the strip-shaped groove and the liquid outlet pipe in a one-way circulation manner, thereby avoiding the damage of high temperature to the camera.
Description
Technical Field
The invention relates to the related technical field of security monitoring equipment, in particular to a rotary heat dissipation type security monitoring camera.
Background
In a security system, a monitoring camera is an indispensable important device, and can monitor a target area in real time to acquire video information in the area.
Wherein to installing the camera in the open air, for avoiding camera inner assembly to suffer rainwater invasion and attack, consequently the camera often adopts totally enclosed structure. The camera works all day long, a large amount of heat can be generated in the working process, the heat is accumulated in the camera and is difficult to dissipate, so that the internal temperature of the camera is high, internal elements are easy to damage, and the service life of the monitoring camera is short. Accordingly, the application file provides a rotatory heat dissipation formula security protection surveillance camera head.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a rotary heat dissipation type security monitoring camera.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a rotatory heat dissipation formula security protection surveillance camera head, includes a camera lens section of thick bamboo, install monitoring device in the camera lens section of thick bamboo, the embedded lens that is equipped with of camera lens section of thick bamboo, the arc wall has been seted up to the lateral wall of camera lens, coaxial seal rotates in the arc wall and is connected with the column spinner, a plurality of bar grooves have been seted up to the lateral wall of column spinner, bar inslot sealed sliding connection has the sliding plug, just the sliding plug passes through memory alloy spring elastic connection on the inner wall of bar groove, the gas pocket has been seted up on the inner wall of bar groove, the reservoir has been seted up to the lateral wall of camera lens section of thick bamboo, the reservoir intussuseption is filled with the coolant liquid, install the feed liquor pipe between the interior bottom of reservoir and the arc wall, install back liquid pipe between the interior.
Preferably, the bar inslot fixedly connected with flexible gasbag, just the air inlet end fixed connection of flexible gasbag is on the lateral wall of sliding plug, install the one-way intake pipe with flexible gasbag inlet end intercommunication on the lateral wall of sliding plug, one-way outlet duct is installed to flexible gasbag's the end of giving vent to anger, the communicating gas outlet of with one-way outlet duct is seted up to the lateral wall of lens section of thick bamboo.
Preferably, the sliding plug is made of a magnetic material, a spiral coil is embedded in the strip-shaped groove, and an electric heating wire coupled with the spiral coil is embedded in the air outlet.
The invention has the following beneficial effects:
1. by arranging the memory alloy spring, the memory alloy spring in the lens barrel can contract at a higher temperature, the sliding plug is pulled to move left to draw cooling liquid into the strip-shaped groove, the rotating column is partially heavier and rotates at the moment, and when the temperature of the memory alloy spring outside the lens barrel is reduced to a deformation temperature, the memory alloy spring can extend and recover and re-extrude the cooling liquid into the liquid storage groove, so that the cooling liquid can flow along the liquid inlet pipe, the strip-shaped groove and the liquid outlet pipe in a one-way circulating manner, heat in the lens barrel can be rapidly dissipated, and the camera is prevented from being damaged by high temperature;
2. the whole device is driven to operate by taking the heat generated by the monitoring camera as power, so that a large amount of heat in the camera can be consumed when the device operates for a long time, and the heat dissipation effect of the device is further improved;
3. by arranging the telescopic air bag, the one-way air inlet pipe, the one-way air outlet pipe and other components, hot air in the camera can be continuously pumped into the telescopic air bag when the sliding plug moves back and forth, and then is discharged through the one-way air outlet pipe, so that the temperature in the camera can be further reduced;
4. the discharged hot air is discharged onto the lens from the air outlet, so that the temperature of the lens can be ensured to be higher, water vapor in the air is prevented from being condensed on the lens to form water mist in cold seasons of autumn and winter, and the cleaning degree of videos shot by the camera is improved;
drawings
Fig. 1 is a schematic structural diagram according to a first embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic structural diagram of a second embodiment of the present invention;
fig. 4 is an enlarged schematic view of the structure at B in fig. 3.
In the figure: 1 lens barrel, 2 lenses, 3 arc-shaped grooves, 4 rotating columns, 41 strip-shaped grooves, 411 air holes, 5 sliding plugs, 6 memory alloy springs, 7 liquid storage tanks, 71 liquid filling ports, 8 liquid inlet pipes, 9 liquid return pipes, 10 air outlets, 11 electric heating wires, 12 telescopic air bags, 13 one-way air inlet pipes, 14 one-way air outlet pipes and 15 spiral coils.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The first embodiment is as follows:
referring to fig. 1-2, a rotary heat dissipation type security monitoring camera comprises a lens barrel 1, a monitoring device is installed in the lens barrel 1, and the components and installation mode of the monitoring device are the same as those of the existing monitoring camera and are irrelevant to the design purpose of the scheme, so detailed description is omitted.
The embedded lens 2 that is equipped with of lens barrel 1, arc wall 3 has been seted up to lens barrel 1's lateral wall, coaxial seal rotates in the arc wall 3 and is connected with the column spinner 4, a plurality of bar grooves 41 have been seted up to the lateral wall of column spinner 4, bar groove 41 internal seal sliding connection has sliding plug 5, and sliding plug 5 passes through memory alloy spring 6 elastic connection on the inner wall of bar groove 41, it needs to explain that, memory alloy spring 6 adopts the coiling of CuZnAl memory alloy silk to form, be free length at the room temperature, and 65 degrees centigrade to 85 degrees centigrade are for shortening the state when the temperature is higher. The air hole 411 is formed in the inner wall of the strip-shaped groove 41, the sliding plug 5 can move back and forth conveniently without being blocked by the air hole 411, and meanwhile hot air in the lens barrel 1 can enter the strip-shaped groove 41, so that the memory alloy spring 6 is heated and deformed to enable the device to operate.
A liquid storage tank 7 is formed in the side wall of the lens barrel 1, cooling liquid is filled in the liquid storage tank 7, a liquid inlet pipe 8 is installed between the inner bottom of the liquid storage tank 7 and the arc-shaped groove 3, a liquid return pipe 9 is installed between the inner top of the liquid storage tank 7 and the arc-shaped groove 3, and a liquid adding opening 71 is formed in the inner wall of the liquid storage tank 7.
It is worth mentioning that, through setting up the liquid outlet end of returning liquid pipe 9 at the interior top of reservoir 7, the coolant liquid will pass through filling opening 71 when flowing out from returning liquid pipe 9, and the cooling liquid velocity of flow is fast in filling opening 71 this moment, and pressure is little, and the outer air velocity of flow of filling opening 71 is slow, and pressure is big, and the outer cold air of filling opening 71 can follow in filling opening 71 squeezes into reservoir 7 to mix with the coolant liquid that flows, thereby can make the coolant liquid after the heat absorption cool off fast, dispel the heat with lasting to the surveillance camera head.
This device is in the use, and the hot-air in the lens barrel 1 can be by in the gas pocket 411 gets into bar groove 41 to on memory alloy spring 6 in this bar groove 41 of heat transfer, when memory alloy spring 6's temperature rose to its deformation point, memory alloy spring 6 contracts and pulls sliding plug 5 and moves left, can follow the coolant liquid in the reservoir 7 and draw in the bar groove 41 along feed liquor pipe 8.
As shown in fig. 2, after the cooling liquid flows into the upper strip-shaped groove 41, the left part of the upper part of the rotary column 4 is heavier, the rotary column 4 rotates counterclockwise under the action of gravity, so that the strip-shaped groove 41 drawn into the cooling liquid can be rotated to the lower part and positioned outside the lens barrel 1, and at the same time, an empty strip-shaped groove 41 can be rotated to be opposite to the liquid inlet pipe 8. The heat of the memory alloy spring 6 in the strip groove 41 outside the lens barrel 1 is gradually dissipated, the heat is transferred to the outside air through the air hole 411, when the temperature of the memory alloy spring 6 is reduced to a deformation point, the memory alloy spring 6 extends and recovers under the action of the self elasticity and pushes the sliding plug 5 to move right, and the cooling liquid can be squeezed into the liquid storage tank 7 along the liquid return pipe 9 again.
After the empty bar-shaped groove 41 and the liquid inlet pipe 8 are opposite for a period of time, the memory alloy spring 6 in the bar-shaped groove 41 can be heated and contracted again and can suck the cooling liquid into the bar-shaped groove 41, so that the rotary column 4 can be pushed to rotate anticlockwise. Therefore 4 sustainable emergence anticlockwise rotations of column spinner, and make the coolant liquid in the reservoir 7 flow along 8-bar groove 41-liquid return pipe 9 one-way cycle of feed liquor pipe, the coolant liquid can distribute away the inside heat of lens barrel 1 at the flow in-process fast, cause the damage to healthy camera with avoiding high temperature, and the power supply of this device is the inside heat energy of camera in addition, can make this device can consume a large amount of inside heats of camera when long-term operation, thereby further improve the radiating effect of this device.
Example two:
referring to fig. 3-4, the difference from the first embodiment is that a telescopic airbag 12 is fixedly connected in the strip-shaped groove 41, an air inlet end of the telescopic airbag 12 is fixedly connected to a side wall of the sliding plug 5, a one-way air inlet pipe 13 communicated with an air inlet end of the telescopic airbag 12 is installed on the side wall of the sliding plug 5, a one-way air outlet pipe 14 is installed at an air outlet end of the telescopic airbag 12, and an air outlet 10 communicated with the one-way air outlet pipe 14 is opened on a side wall of the lens barrel 1. And the one-way air inlet pipe 13 only allows air to flow into the telescopic airbag 12 from the one-way air inlet pipe 13, the one-way air outlet pipe 14 only allows air to flow into the one-way air outlet pipe 14 from the telescopic airbag 12, and particularly during manufacturing, only a one-way valve needs to be installed in the air inlet pipe or the air outlet pipe.
The sliding plug 5 is made of magnetic material, the strip-shaped groove 41 is embedded with a spiral coil 15, and the air outlet 10 is embedded with an electric heating wire coupled with the spiral coil 15. It should be noted that the length of the spiral coil 15 is limited, and only a part of the strip-shaped groove 41 is covered, so that the sliding plug 5 can enter and exit the spiral coil 15 when moving back and forth from side to side, and the magnetic flux in the spiral coil 15 changes to generate an induced current.
In this embodiment, when the sliding plug 5 moves back and forth left and right, under the unidirectional flow limiting effect of the unidirectional air inlet tube 13 and the unidirectional air outlet tube 14, hot air in the lens barrel 1 can be continuously pumped into the telescopic airbag 12, and finally discharged into the air outlet 10 through the unidirectional air outlet tube 14, and finally blown onto the outer surface of the lens 2 along the air outlet 10, so that the lens 2 can keep a high temperature. This can effectively prevent: in cold seasons of autumn and winter, water vapor in the air comes into contact with the outer wall of the ice-cold lens 2 to liquefy into small water droplets, and finally mist is generated on the lens 2.
In addition, the sliding plug 5 is made of magnetism, and when moving back and forth left and right, the sliding plug will enter and exit the spiral coil 15 continuously, so that induction current can be generated continuously, and power is supplied to the heating wire 11 to heat the heating wire, thereby further improving the temperature of the ejected air and improving the anti-fog effect of the device.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (3)
1. The utility model provides a rotatory heat dissipation formula security protection surveillance camera head, includes a lens barrel (1), install monitoring device in the lens barrel (1), the embedded lens (2) that is equipped with of lens barrel (1), its characterized in that, arc wall (3) have been seted up to the lateral wall of lens barrel (1), coaxial sealed rotation is connected with column spinner (4) in arc wall (3), a plurality of bar grooves (41) have been seted up to the lateral wall of column spinner (4), sealed sliding connection has sliding plug (5) in bar groove (41), and sliding plug (5) pass through memory alloy spring (6) elastic connection on the inner wall of bar groove (41), gas pocket (411) have been seted up on the inner wall of bar groove (41), reservoir (7) have been seted up to the lateral wall of lens barrel (1), reservoir (7) are filled with the coolant liquid, install between the interior bottom of reservoir (7) and arc wall (3) feed liquor pipe (8), a liquid return pipe (9) is arranged between the inner top of the liquid storage tank (7) and the arc-shaped groove (3), and a liquid adding opening (71) is formed in the inner wall of the liquid storage tank (7).
2. The camera of claim 1, wherein the strip-shaped groove (41) is internally and fixedly connected with a telescopic air bag (12), the air inlet end of the telescopic air bag (12) is fixedly connected to the side wall of the sliding plug (5), the side wall of the sliding plug (5) is provided with a one-way air inlet pipe (13) communicated with the air inlet end of the telescopic air bag (12), the air outlet end of the telescopic air bag (12) is provided with a one-way air outlet pipe (14), and the side wall of the lens barrel (1) is provided with an air outlet (10) communicated with the one-way air outlet pipe (14).
3. A rotary heat-dissipating security surveillance camera according to claim 2, characterized in that the sliding plug (5) is made of magnetic material, the strip-shaped groove (41) is embedded with a spiral coil (15), and the air outlet (10) is embedded with a heating wire coupled with the spiral coil (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010715748.5A CN111770258B (en) | 2020-07-23 | 2020-07-23 | Rotatory heat dissipation formula security protection surveillance camera head |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010715748.5A CN111770258B (en) | 2020-07-23 | 2020-07-23 | Rotatory heat dissipation formula security protection surveillance camera head |
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| CN111770258A true CN111770258A (en) | 2020-10-13 |
| CN111770258B CN111770258B (en) | 2021-12-28 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112314656A (en) * | 2020-10-14 | 2021-02-05 | 张会武 | Fermentation box for processing flour food |
| CN112911117A (en) * | 2021-02-01 | 2021-06-04 | 金情芬 | Camera assembly |
| CN112918930A (en) * | 2021-01-24 | 2021-06-08 | 胡满 | Heat dissipation storage device for semiconductor chip |
| CN114189619A (en) * | 2022-02-15 | 2022-03-15 | 广州公评科技有限公司 | Security protection camera equipment based on 5G communication basic station |
| CN114910175A (en) * | 2022-07-15 | 2022-08-16 | 中国科学院长春光学精密机械与物理研究所 | Full liquid cooling medium wave infrared optical imaging device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112314656A (en) * | 2020-10-14 | 2021-02-05 | 张会武 | Fermentation box for processing flour food |
| CN112918930A (en) * | 2021-01-24 | 2021-06-08 | 胡满 | Heat dissipation storage device for semiconductor chip |
| CN112911117A (en) * | 2021-02-01 | 2021-06-04 | 金情芬 | Camera assembly |
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| CN114189619A (en) * | 2022-02-15 | 2022-03-15 | 广州公评科技有限公司 | Security protection camera equipment based on 5G communication basic station |
| CN114910175A (en) * | 2022-07-15 | 2022-08-16 | 中国科学院长春光学精密机械与物理研究所 | Full liquid cooling medium wave infrared optical imaging device |
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