CN115407583A - High-precision sealed camera - Google Patents
High-precision sealed camera Download PDFInfo
- Publication number
- CN115407583A CN115407583A CN202210936321.7A CN202210936321A CN115407583A CN 115407583 A CN115407583 A CN 115407583A CN 202210936321 A CN202210936321 A CN 202210936321A CN 115407583 A CN115407583 A CN 115407583A
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- shell
- channel
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- lens
- air flow
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- 239000011521 glass Substances 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000003595 mist Substances 0.000 claims abstract description 7
- 238000001125 extrusion Methods 0.000 claims description 27
- 238000007789 sealing Methods 0.000 claims description 27
- 238000004321 preservation Methods 0.000 claims description 25
- 238000001816 cooling Methods 0.000 claims description 17
- 230000017525 heat dissipation Effects 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 2
- 238000009833 condensation Methods 0.000 abstract description 2
- 230000005494 condensation Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 238000004891 communication Methods 0.000 description 5
- 239000005357 flat glass Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000002352 surface water Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Images
Classifications
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- 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
- G03B17/02—Bodies
- G03B17/08—Waterproof bodies or housings
-
- 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
- G03B17/02—Bodies
- G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
-
- 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
-
- 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
- G03B17/56—Accessories
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Studio Devices (AREA)
Abstract
The invention belongs to the technical field of image recording, and particularly relates to a high-precision sealed camera which comprises a holder component and a main body, wherein the main body is arranged at the top end of the holder component; the main body comprises a shell, the front end of the shell is provided with a light shield, and a camera module is assembled in the shell; the lens module is assembled at the front end of the shell and has a gap with the camera module; also comprises a circulating air demisting mechanism. According to the invention, the heat emitted by the camera when the camera operates is adopted to carry out internal circulation airflow flow, hot air is continuously conveyed to the glass lens, the temperature of the glass lens is kept, water mist frost is prevented from being condensed on the surface of the glass lens, the circulating airflow can be cooled when the camera is used in a non-low-temperature environment, the condensation of the water mist can be avoided while the heat is dissipated, the circulating airflow flows around the shell when the camera is used in a low-temperature environment, and the integral temperature of the camera is kept through the heat emitted by the camera.
Description
Technical Field
The invention belongs to the technical field of image recording, and particularly relates to a high-precision sealed camera.
Background
The camera is also called as a computer camera, a computer eye, an electronic eye and the like, is a video input device, is widely applied to video conferences, remote medical treatment, real-time monitoring and the like, is mainly used indoors and outdoors in real-time monitoring, wherein when the camera is used outdoors, more factors, particularly sealing performance, can be considered, due to the fact that rain and snow weather can be encountered during outdoor use, if the sealing performance of the camera is poor, internal water can enter the camera to cause light influence on a shot picture, and the camera is damaged seriously, but when the camera has better sealing performance, heat generated by operation of internal components is not easy to dissipate, and after long-term use, due to long-time accumulation of heat, components are easy to damage, and the service life of the camera is shortened.
For example, the camera and the security system with the publication number of CN209659428U drive the airflow to flow around the window glass through the diversion cover, the fan heating assembly and a series of components of the channel, so as to achieve the effect of deicing and demisting the window glass.
Disclosure of Invention
The invention aims to provide a high-precision sealed camera, which is characterized in that heat emitted when the camera operates is adopted to perform internal circulating airflow flow, hot air is continuously conveyed to a glass lens, the temperature of the glass lens is kept, water mist frost is prevented from being condensed on the surface of the glass lens, the circulating airflow can be cooled when the camera is used in a non-low-temperature environment, the heat dissipation is realized, the water mist is prevented from being condensed, the circulating airflow flows around a shell when the camera is in a low-temperature environment, and the integral temperature of the camera is kept through the heat emitted by the camera.
The technical scheme adopted by the invention is as follows:
a high-precision sealed camera comprises a holder assembly and a main body, wherein the main body is arranged at the top end of the holder assembly, and the holder assembly is used for assembling the main body;
the main body comprises a shell, a light shield is mounted at the front end of the shell, and a camera module is assembled in the shell;
the lens module is assembled at the front end of the shell and has a gap with the camera module;
still include circulation wind defogging mechanism, circulation wind defogging mechanism sets up inside the casing, circulation wind defogging mechanism is used for driving the air current and clears away lens module surface water smoke at the casing circulation flow.
As a preferable scheme of the high-precision sealed camera head of the present invention, wherein: the circulating air demisting mechanism comprises a first air flow channel, a second air flow channel, a cooling plate, a first communicating pipe, a backflow channel and a flowing fan;
the first air flow channel and the second air flow channel are respectively arranged above and below one end of the shell, the cooling plate is fixed at the bottom of the shell, the backflow channel is arranged at the other end inside the shell, the first communication pipe is arranged inside the cooling plate, the second air flow channel and the backflow channel are connected through the first communication pipe, and the flow fan is arranged at the other end inside the shell;
the first air flow channel, the second air flow channel, the first communicating pipe and the backflow channel form a channel for air to flow circularly.
As a preferable scheme of the high-precision sealed camera head of the present invention, wherein: the circulating air demisting mechanism further comprises a heat preservation channel and a second communicating pipe, the heat preservation channel is arranged on the periphery of the inner part of the shell, the second channel is arranged in the shell, the second airflow channel is communicated with the heat preservation channel through the second channel, and the other end of the heat preservation channel is communicated with the backflow channel;
the air flue switch is installed to the connecting portion of heat preservation passageway and return flow channel, the air flue switch is including switching dish and switching motor, the connecting portion at heat preservation passageway and return flow channel are installed to the switching dish, the output at the switching motor is installed to the switching dish.
As a preferable scheme of the high-precision sealed camera head of the present invention, wherein: the shell is characterized in that an image processing module is further mounted inside the shell, a heat dissipation copper sheet is assembled above the image processing module, and the heat dissipation copper sheet is located between the first air flow channel and the flow fan.
As a preferable scheme of the high-precision sealed camera head of the present invention, wherein: the lens module comprises a lens frame, a glass lens and an expansion sealing ring, the lens frame is assembled at the front end of the shell, the glass lens is installed on the inner side of the lens frame, and the expansion sealing ring is installed at one end of the lens frame;
the seal groove is formed in the outer side of the front end of the shell, and when the lens frame is installed at the front end of the shell, the expansion seal ring expands to extrude the inner wall of the seal groove.
As a preferable aspect of the high-precision sealed camera of the present invention, wherein: one end of the lens frame is fixed with a supporting plate, and the supporting plate is located inside the expansion sealing ring.
As a preferable aspect of the high-precision sealed camera of the present invention, wherein: the lens module is characterized by further comprising an opening and closing mechanism, wherein the opening and closing mechanism is assembled below the shell and matched with the lens module, and the opening and closing mechanism is used for positioning the lens module.
As a preferable aspect of the high-precision sealed camera of the present invention, wherein: the opening and closing mechanism comprises a fixed frame, an extrusion block, a sealing gasket and a transmission knob;
the utility model discloses a casing, including casing, sealed pad, mount, extrusion channel, transmission knob, extrusion piece, transmission knob, drive knob, casing front end, sealed pad, mount, extrusion channel, sealed pad, the mount is fixed in the bottom of casing, just the mount is located under the extrusion channel, the extrusion piece sets up between mount and sealed pad, the transmission knob is installed in the bottom of mount, just the top and the extrusion piece threaded connection of transmission knob.
As a preferable aspect of the high-precision sealed camera of the present invention, wherein: the opening and closing mechanism further comprises a positioning inserting strip, and the positioning inserting strip is fixed at one end of the extrusion block;
a through hole through which the positioning insert passes is formed below the front end of the shell and at the position of the positioning insert, and a positioning groove is formed below the lens frame;
when the lens module is installed in the positioning groove formed in the lower portion of the lens frame and inserted into the positioning insertion strip at the rear of the front end of the shell.
As a preferable aspect of the high-precision sealed camera of the present invention, wherein: the holder assembly comprises an installation disc, a support rod, a first steering motor, a steering table, a second steering motor and an installation table;
the one end at the mounting disc is fixed to the bracing piece, the one end at the bracing piece is fixed to first steering motor, turn to the output that the platform was fixed at first steering motor, the second turns to the motor and fixes the one side in turn to platform one end, the one end at the platform that turns to is installed to the mount table, the mount table rotates with the platform that turns to be connected, the one end of mount table is fixed with the output that the second turned to the motor, the top and the casing of mount table are fixed.
The invention has the technical effects that:
the circulating air demisting mechanism can drive air in the shell to circularly flow, and the lens module is heated through self heat dissipation of the camera, so that water mist and frost are prevented from being condensed on the surface of the lens module, and the circulating air can be cooled after flowing through the cooling plate, so that the heat dissipation effect is achieved;
the circulating air demisting mechanism is matched with the air passage switcher for use, and can switch the circulating air to flow through the passage when the ambient temperature is low, so that the circulating air flows in the heat-insulating passage, the shell is heated by the heat emitted by the camera when the camera operates, and the camera is kept not in an extremely low temperature state;
the lens module is matched with the opening and closing mechanism for use, the lens module can be rapidly installed and disassembled, the camera is convenient to overhaul at any time, and the expansion rubber sealing gasket can be expanded and extruded on the inner wall of the assembling groove after the lens module is installed, so that the sealing effect is achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is an exploded view of the overall structure of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2A in accordance with the present invention;
FIG. 4 is a schematic cross-sectional side view of the interior of the present invention;
FIG. 5 is an enlarged view of a portion of the invention at B of FIG. 4;
FIG. 6 is a schematic cross-sectional view of a cooling plate of the present invention;
FIG. 7 is a schematic cross-sectional view of the rear end of the main body of the present invention;
FIG. 8 is a schematic cross-sectional view of the front end of the body of the present invention;
fig. 9 is a schematic structural view of the pan/tilt head assembly of the present invention.
In the drawings, the reference numbers indicate the following list of parts:
1. a pan-tilt assembly; 2. mounting a disc; 3. a support bar; 4. a first steering motor; 5. a steering table; 6. a second steering motor; 7. an installation table; 8. a light shield; 10. a main body; 11. a housing; 12. a camera module; 13. a lens module; 14. a lens frame; 15. a glass lens; 16. expanding the sealing ring; 17. a support plate; 18. an image processing module; 19. a heat dissipation copper sheet; 20. a circulating air demisting mechanism; 21. a first air flow passage; 22. a second air flow channel; 23. a cooling plate; 24. a first communication pipe; 25. a return channel; 26. a flow fan; 27. a heat preservation channel; 28. a second channel; 30. an opening and closing mechanism; 31. a fixed mount; 32. extruding the block; 33. positioning the cutting; 34. a gasket; 35. a drive knob; 40. an airway switch; 41. a switching disc; 42. the motor is switched.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the following description is given in conjunction with the accompanying examples. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the invention and does not strictly limit the scope of the invention as specifically claimed.
Example 1
Referring to fig. 1 and fig. 2, a first embodiment of the present invention provides a high-precision sealed camera, which includes a pan-tilt assembly 1 and a main body 10, where the main body 10 is installed at a top end of the pan-tilt assembly 1, and the pan-tilt assembly 1 is used for assembling the main body 10;
the main body 10 comprises a shell 11, a light shield 8 is arranged at the front end of the shell 11, and a camera module 12 is assembled in the shell 11;
the lens module 13 is assembled at the front end of the shell 11, and a gap exists between the lens module 13 and the camera module 12;
still include circulated air defogging mechanism 20, circulated air defogging mechanism 20 sets up inside casing 11, and circulated air defogging mechanism 20 is used for driving the air current and clears away lens module 13 surface water smoke at casing 11 internal circulation flow.
When the lens module is used, the circulating air demisting mechanism 20 drives the air in the shell 11 to flow, and the air can take away the heat emitted by the camera module 12 through the camera module 12 and blow the heat to the lens module 13 to heat the lens module 13, so that the condensation of water mist and frost is avoided.
Referring to fig. 4 and 6, the circulating air defogging mechanism 20 includes a first air flow channel 21, a second air flow channel 22, a cooling plate 23, a first communicating pipe 24, a return channel 25 and a flow fan 26;
the first air flow channel 21 and the second air flow channel 22 are respectively arranged above and below one end of the shell 11, the cooling plate 23 is fixed at the bottom of the shell 11, the return channel 25 is arranged at the other end inside the shell 11, the first communicating pipe 24 is arranged inside the cooling plate 23, the second air flow channel 22 and the return channel 25 are connected through the first communicating pipe 24, and the flowing fan 26 is arranged at the other end inside the shell 11;
the first air flow channel 21, the second air flow channel 22, the first communicating pipe 24 and the return channel 25 form a channel for circulating gas;
specifically, when the driving airflow flows circularly, the flowing fan 26 rotates to drive the air to flow to the first airflow channel 21, and when the air flows, the air is heated by the camera module 12, flows to the lens module 13 to heat the lens module 13, then enters the second airflow channel 22, and flows into the first communication pipe 24, because the cooling plate 23 is located below the housing 11, the external air can take away a part of heat of internal circulating air when passing through the cooling plate 23, so as to achieve the effect of heat dissipation, and the circulating air enters the backflow channel 25 after heat dissipation and is driven by the flowing fan 26 to blow to the first airflow channel 21 again;
the cooling plate 23 may be made of metal or other materials with good heat conduction effect.
Referring to fig. 7 and 8, the circulating air defogging mechanism 20 further includes a heat preservation channel 27 and a second channel 28, the heat preservation channel 27 is disposed on the periphery of the inside of the housing 11, the second channel 28 is disposed inside the housing 11, the second air flow channel 22 is communicated with the heat preservation channel 27 through the second channel 28, and the other end of the heat preservation channel 27 is communicated with the return channel 25;
an air channel switch 40 is installed at the connecting part of the heat preservation channel 27 and the return channel 25, the air channel switch 40 comprises a switching disc 41 and a switching motor 42, the switching disc 41 is installed at the connecting part of the heat preservation channel 27 and the return channel 25, and the switching disc 41 is installed at the output end of the switching motor 42;
specifically, when ambient temperature is lower, accessible switching motor 42 drives switching dish 41 rotation, make return channel 25 blocked, and heat preservation passageway 27 is linked together, flow fan 26 drives gaseous flow direction first airflow channel 21, get into in the second airflow channel 22 behind lens module 13, and because return channel 25 is blocked, gaseous flow in second passageway 28, later get into heat preservation passageway 27, the temperature of casing 11 is heated gradually through the heat of gaseous self, guarantee that the camera can not be in the extremely low temperature state under the low temperature environment, and gaseous can flow to flow fan 26 again behind heat preservation passageway 27.
Referring to fig. 4 again, the inside of the housing 11 is further provided with an image processing module 18, a heat dissipating copper sheet 19 is assembled above the image processing module 18, and the heat dissipating copper sheet 19 is located between the first air flow channel 21 and the flow fan 26;
specifically, when the camera normally operates, the image processing module 18 generates a high temperature, and the heat is taken away through the heat dissipation copper sheet 19 and the air flow driven by the flow fan 26, and the heat of the circulating gas is heated, so that the defogging and frost removing effects are improved.
Referring to fig. 9, the pan/tilt head assembly 1 includes a mounting plate 2, a support rod 3, a first steering motor 4, a steering table 5, a second steering motor 6, and a mounting table 7;
the supporting rod 3 is fixed at one end of the mounting plate 2, the first steering motor 4 is fixed at one end of the supporting rod 3, the steering table 5 is fixed at the output end of the first steering motor 4, the second steering motor 6 is fixed at one side of one end of the steering table 5, the mounting table 7 is mounted at one end of the steering table 5, the mounting table 7 is rotatably connected with the steering table 5, one end of the mounting table 7 is fixed with the output end of the second steering motor 6, and the top end of the mounting table 7 is fixed with the shell 11;
specifically, when the steering device is used, the opening and closing of the first steering motor 4 and the second steering motor 6 can be controlled according to actual conditions, when the main body 10 needs to rotate transversely, the first steering motor 4 is started to drive the steering table 5 and a structure above the steering table to rotate transversely together, and when the main body 10 needs to rotate longitudinally, the second steering motor 6 is started to drive the main body 10 to rotate longitudinally integrally;
furthermore, the first steering motor 4 can drive the main body 10 to rotate by an angle of 0-180 degrees, and the second steering motor 6 can drive the main body 10 to rotate by an angle of 0-90 degrees.
Example 2
Referring to fig. 2, fig. 3 and fig. 5, a second embodiment of the present invention is shown, which is based on the previous embodiment.
Referring to fig. 2, the lens module 13 includes a lens frame 14, a glass lens 15, and an expansion sealing ring 16, the lens frame 14 is assembled at the front end of the housing 11, the glass lens 15 is installed at the inner side of the lens frame 14, and the expansion sealing ring 16 is installed at one end of the lens frame 14;
a sealing groove is formed in the outer side of the front end of the shell 11, and when the lens frame 14 is installed at the front end of the shell 11, the expansion sealing ring 16 expands to extrude the inner wall of the sealing groove;
specifically, when lens module 13 is installed, insert the front end of casing 11 with lens module 13 for expansion seal ring 16 gets into the inside of seal groove, and lens module 13 installation back that finishes, 16 inflation extrusions of expansion seal ring reach better sealed effect at the seal groove inner wall.
Referring to fig. 2 again, a supporting plate 17 is fixed at one end of the lens frame 14, and the supporting plate 17 is located inside the expansion sealing ring 16;
specifically, the supporting plate 17 is used for supporting the expansion seal ring 16, and when the expansion seal ring 16 is plugged and pulled out, the expansion seal ring 16 is prevented from generating large deformation and is difficult to insert into the sealing groove, so that the lens module 13 is convenient to mount.
Referring to fig. 2, the lens module further includes an opening/closing mechanism 30, the opening/closing mechanism 30 is mounted below the housing 11 and is adapted to the lens module 13, and the opening/closing mechanism 30 is used for positioning the lens module 13.
Referring to fig. 3, the opening and closing mechanism 30 includes a fixing frame 31, a squeezing block 32, a sealing pad 34 and a transmission knob 35;
the bottom of the front end of the shell 11 is provided with an extrusion channel, the sealing gasket 34 is assembled on the inner side of the extrusion channel, the fixed frame 31 is fixed at the bottom of the shell 11, the fixed frame 31 is positioned right below the extrusion channel, the extrusion block 32 is arranged between the fixed frame 31 and the sealing gasket 34, the transmission knob 35 is installed at the bottom of the fixed frame 31, and the top end of the transmission knob 35 is in threaded connection with the extrusion block 32;
specifically, when installing lens module 13, expansion seal ring 16 inserts inside the seal groove, and expansion seal ring 16 front portion is located the extrusion passageway, can drive extrusion block 32 at rotatory transmission knob 35 and rise, and the extrusion is sealed 34 departments and extrusion expansion seal ring 16 of filling up for the inside gas of expansion seal ring 16 is piled up to one end, and the expansion extrusion is at the seal groove inner wall, accomplishes lens module 13's fixed and sealed.
Referring to fig. 3 again, the opening and closing mechanism 30 further includes a positioning slip 33, and the positioning slip 33 is fixed at one end of the extrusion block 32;
a through hole through which the positioning insert 33 passes is formed below the front end of the shell 11 and at the position of the positioning insert 33, and a positioning groove is formed below the lens frame 14;
when the lens module 13 is installed in the positioning slot of the rear positioning insert 33 of the front end of the housing 11 and inserted into the positioning slot of the lower portion of the lens frame 14;
specifically, when the pressing block 32 is driven to ascend, the positioning insertion strip 33 can be driven to ascend at the same time, and when the positioning insertion strip 33 ascends, the positioning insertion strip passes through the through hole and is inserted into the positioning groove to fix the lens frame 14.
The working principle of the invention is as follows: when the camera is operated, the flowing fan 26 drives the air inside the housing 11 to flow to the first air flow channel 21, and when the air flows, the air can take away the heat of the heat dissipation copper sheet 19, and the air enters the first air flow channel 21 and flows to the lens module 13 to heat the lens module 13, and then enters the second air flow channel 22 and flows into the first communication pipe 24, because the cooling plate 23 is located below the housing 11, the air outside can take away a part of the heat of the internal circulating air when passing through the cooling plate 23, so as to reduce the heat of the circulating air, and the circulating air enters the return channel 25 after heat dissipation and is driven by the flowing fan 26 to blow to the first air flow channel 21 again, when the ambient temperature is low, the switching motor 42 drives the switching disc 41 to rotate, so that the return channel 25 is blocked, and the heat preservation channel 27 is communicated, the flowing fan 26 drives the air to flow to the first air flow channel 21, and enters the second air flow channel 22 after passing through the lens module 13, and because the return channel 25 is blocked, the air flows into the second channel 28, and then enters the heat preservation channel 27, and the air gradually heats the temperature of the housing 11, so as to ensure that the camera is in a low-temperature environment, and does not flow to the heat preservation channel 26 again.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.
Claims (10)
1. The utility model provides a camera is sealed to high accuracy which characterized in that: the method comprises the following steps:
the cradle head comprises a cradle head component (1) and a main body (10), wherein the main body (10) is installed at the top end of the cradle head component (1), and the cradle head component (1) is used for assembling the main body (10);
the main body (10) comprises a shell (11), a light shield (8) is installed at the front end of the shell (11), and a camera module (12) is assembled in the shell (11);
the lens module (13) is assembled at the front end of the shell (11), and a gap exists between the lens module (13) and the camera module (12);
the device comprises a circulating air demisting mechanism (20), wherein the circulating air demisting mechanism (20) is arranged inside a shell (11), and the circulating air demisting mechanism (20) is used for driving air flow to circularly flow in the shell (11) to clear water mist on the surface of a lens module (13).
2. A high precision sealed camera head according to claim 1, characterized in that: the circulating air demisting mechanism (20) comprises a first air flow channel (21), a second air flow channel (22), a cooling plate (23), a first communicating pipe (24), a return channel (25) and a flowing fan (26);
the first air flow channel (21) and the second air flow channel (22) are respectively arranged above and below one end of the shell (11), the cooling plate (23) is fixed at the bottom of the shell (11), the backflow channel (25) is arranged at the other end inside the shell (11), the first communicating pipe (24) is arranged inside the cooling plate (23), the second air flow channel (22) and the backflow channel (25) are connected through the first communicating pipe (24), and the flow fan (26) is arranged at the other end inside the shell (11);
the first air flow channel (21), the second air flow channel (22), the first communicating pipe (24) and the return channel (25) form a channel for circulating air.
3. A high accuracy sealed camera head according to claim 2, characterized in that: the circulating air demisting mechanism (20) further comprises a heat preservation channel (27) and a second communicating pipe (28), the heat preservation channel (27) is arranged on the periphery of the inside of the shell (11), the second channel (28) is arranged inside the shell (11), the second air flow channel (22) is communicated with the heat preservation channel (27) through the second channel (28), and the other end of the heat preservation channel (27) is communicated with the backflow channel (25);
air flue switch (40) are installed to the connecting portion of heat preservation passageway (27) and return flow channel (25), air flue switch (40) are including switching dish (41) and switching motor (42), the connecting portion at heat preservation passageway (27) and return flow channel (25) are installed to switching dish (41), the output at switching motor (42) is installed in switching dish (41).
4. A high precision sealed camera head according to claim 2, characterized in that: an image processing module (18) is further mounted inside the shell (11), a heat dissipation copper sheet (19) is assembled above the image processing module (18), and the heat dissipation copper sheet (19) is located between the first air flow channel (21) and the flow fan (26).
5. A high accuracy sealed camera head according to claim 2, characterized in that: the lens module (13) comprises a lens frame (14), a glass lens (15) and an expansion sealing ring (16), the lens frame (14) is assembled at the front end of the shell (11), the glass lens (15) is installed on the inner side of the lens frame (14), and the expansion sealing ring (16) is installed at one end of the lens frame (14);
the sealing groove is formed in the outer side of the front end of the shell (11), and when the lens frame (14) is installed at the front end of the shell (11), the expansion sealing ring (16) expands to extrude the inner wall of the sealing groove.
6. A high accuracy sealed camera head according to claim 5, characterized in that: one end of the lens frame (14) is fixed with a support plate (17), and the support plate (17) is positioned inside the expansion sealing ring (16).
7. A high accuracy sealed camera according to claim 5, characterized in that: the lens module is characterized by further comprising an opening and closing mechanism (30), wherein the opening and closing mechanism (30) is assembled below the shell (11) and is matched with the lens module (13), and the opening and closing mechanism (30) is used for positioning the lens module (13).
8. A high precision sealed camera head according to claim 7, wherein: the opening and closing mechanism (30) comprises a fixed frame (31), an extrusion block (32), a sealing gasket (34) and a transmission knob (35);
the extrusion passageway has been seted up to the bottom of casing (11) front end, sealed pad (34) assemble in the inboard of extrusion passageway, the bottom at casing (11) is fixed in mount (31), just mount (31) are located under the extrusion passageway, extrusion piece (32) set up between mount (31) and sealed pad (34), the bottom at mount (31) is installed in transmission knob (35), just the top and the extrusion piece (32) threaded connection of transmission knob (35).
9. A high accuracy sealed camera head according to claim 7, characterized in that: the opening and closing mechanism (30) further comprises a positioning insertion strip (33), and the positioning insertion strip (33) is fixed at one end of the extrusion block (32);
a through hole through which the positioning insert (33) penetrates is formed in the position, which is below the front end of the shell (11) and is located on the positioning insert (33), and a positioning groove is formed below the lens frame (14);
when the lens module (13) is arranged in the positioning groove at the rear of the front end of the shell (11) and the positioning insert (33) is inserted into the lower part of the lens frame (14).
10. A high accuracy sealed camera head according to claim 7, characterized in that: the cradle head component (1) comprises an installation plate (2), a support rod (3), a first steering motor (4), a steering table (5), a second steering motor (6) and an installation table (7);
the one end at mounting disc (2) is fixed in bracing piece (3), the one end at bracing piece (3) is fixed in first motor (4) that turns to, turn to platform (5) and fix the output at first motor (4) that turns to, the second turns to motor (6) and fixes the one side that turns to platform (5) one end, the one end at turning to platform (5) is installed in mount table (7), mount table (7) with turn to platform (5) and rotate and be connected, the one end of mount table (7) is fixed with the output that the second turned to motor (6), the top and casing (11) of mount table (7) are fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210936321.7A CN115407583A (en) | 2022-08-05 | 2022-08-05 | High-precision sealed camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210936321.7A CN115407583A (en) | 2022-08-05 | 2022-08-05 | High-precision sealed camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115407583A true CN115407583A (en) | 2022-11-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210936321.7A Pending CN115407583A (en) | 2022-08-05 | 2022-08-05 | High-precision sealed camera |
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| Country | Link |
|---|---|
| CN (1) | CN115407583A (en) |
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