CN112382031A - Video monitoring alarm device and installation method thereof - Google Patents
Video monitoring alarm device and installation method thereof Download PDFInfo
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- CN112382031A CN112382031A CN202011218784.7A CN202011218784A CN112382031A CN 112382031 A CN112382031 A CN 112382031A CN 202011218784 A CN202011218784 A CN 202011218784A CN 112382031 A CN112382031 A CN 112382031A
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- video monitoring
- alarm device
- monitoring alarm
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
- G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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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
- G03B17/55—Details of cameras or camera bodies; Accessories therefor with provision for heating or cooling, e.g. in aircraft
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
- G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
- G08B13/19617—Surveillance camera constructional details
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
- G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
- G08B13/19617—Surveillance camera constructional details
- G08B13/19632—Camera support structures, e.g. attachment means, poles
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Aviation & Aerospace Engineering (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a video monitoring alarm device and an installation method thereof, and belongs to the field of video monitoring. A video monitoring alarm device comprises a base, wherein the lower end of the base is fixedly connected with an end cover with a downward opening, the lower end of the end cover is provided with a video monitoring alarm device, the outer wall of the lower end of the video monitoring alarm device is fixedly connected with a cover plate matched with the lower end of the end cover, the side wall of the end cover is provided with a sliding chute corresponding to a sliding rod, a supporting plate is fixedly connected between the tail ends of two pairs of sliding rods, the supporting plate is elastically connected with the outer wall of the end cover through a tensioning spring, the side walls of the two supporting plates are both in threaded connection with a screw rod, the tail ends of the two screw rods are both fixedly connected with a turntable, the side wall of the end cover is provided with; the video monitoring alarm device is convenient to install, has good heat dissipation performance in a long-time operation process, and has a self-cleaning function of the lens.
Description
Technical Field
The invention relates to the technical field of video monitoring, in particular to a video monitoring alarm device and an installation method thereof.
Background
Video monitoring is an important component of a safety precaution system, and is a comprehensive system with strong precaution capacity. Video monitoring is widely applied to many occasions due to intuition, accuracy, timeliness and rich information content. With the rapid development of science, some video monitoring equipment still possess certain alarming function to realize the effect of warning.
Video monitoring alarm equipment generally operates for a long time, so when in hot weather, the calorific capacity of video monitoring alarm equipment can be great, then most of the current video monitoring alarm equipment radiating modes are simpler, the heat dispersion is relatively general, so the fault rate of equipment is also higher, and the camera lens of video monitoring alarm equipment exposes in the air for a long time, the dust in the air is easily attached to the surface of camera lens, thereby influence video monitoring alarm equipment monitoring accuracy, and the mounted position of video monitoring alarm equipment is generally relatively higher, maintainer is difficult to regularly deashing the camera lens.
Disclosure of Invention
The invention aims to solve the problems that video monitoring alarm equipment in the prior art is poor in heat dissipation performance and prone to dust accumulation on a lens, and provides a video monitoring alarm device and an installation method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
a video monitoring alarm device and an installation method thereof comprise a base, wherein the lower end of the base is fixedly connected with an end cover with a downward opening, the lower end of the end cover is provided with a video monitoring alarm device, the outer wall of the lower end of the video monitoring alarm device is fixedly connected with a cover plate matched with the lower end of the end cover, the port and a lens of the video monitoring alarm device are arranged downward, the front inner wall and the rear inner wall of the end cover are provided with two arc-shaped clamping plates which are symmetrically arranged, the inner walls of the two arc-shaped clamping plates are fixedly connected with a positioning block, the outer wall of the circumference of the video monitoring alarm device is provided with a positioning groove matched with the positioning block, the outer walls of the two arc-shaped clamping plates are fixedly connected with two slide bars which are symmetrically arranged, the side wall of the end cover is provided with slide grooves corresponding to the slide bars, the lateral wall of two the backup pad is equal threaded connection has the screw rod, two the equal fixedly connected with carousel in end of screw rod, the lateral wall of end cover is equipped with heat dissipation mechanism, be equipped with in the port with camera lens complex dustproof mechanism.
Preferably, the heat dissipation mechanism is including setting up air intake and the air outlet at the lateral wall about the end cover, the lateral wall fixed mounting of base has the motor, rotate through the support in the air intake and be connected with the hollow shaft, the outer wall fixedly connected with suction fan leaf of hollow shaft, through chain drive connection between the output shaft of hollow shaft and motor, the equal fixed mounting of end of air intake and air outlet has the filter screen.
Preferably, dustproof mechanism is including setting up the gas storage chamber in the base, the inner wall fixedly connected with ring pipe of port, the inner wall fixed mounting of ring pipe has a plurality of evenly distributed's first shower nozzle, the lateral wall in gas storage chamber is equipped with the outlet duct that extends to the outer wall, the terminal fixedly connected with hose of outlet duct, the terminal of hose and the input threaded connection of ring pipe, fixed mounting has timing solenoid valve in the outlet duct.
Preferably, the hollow shaft and the one end fixedly connected with horizontal pipe that the filter screen is corresponding, the lateral wall fixed mounting of horizontal pipe has a plurality of second shower nozzles that correspond with the filter screen, the other end of hollow shaft rotates and is connected with the connecting pipe, the other end and the outlet duct fixed connection of connecting pipe and intercommunication.
Preferably, the output end of the motor is fixedly connected with a crankshaft, the outer wall of the air inlet is fixedly provided with an inflator, the crankshaft is rotatably connected with a connecting rod, the tail end of the connecting rod is rotatably connected with a push rod of the inflator, and an inflating pipe of the inflator is fixedly connected with the air storage cavity.
Preferably, the outer wall of the air inlet is provided with a device rod arranged in parallel with the filter screen, the side wall of the device rod is fixedly connected with a plurality of brush rods matched with the outer wall of the filter screen, and the device rod is fixedly connected to the side wall of a push rod of the inflator.
Preferably, the outer walls of the two arc-shaped clamping plates are fixedly connected with a plurality of uniformly distributed heat dissipation plates.
Preferably, the arc-shaped clamping plate and the heat dissipation plate are both made of copper.
Preferably, an overflow pipe is fixedly installed on the side wall of the gas storage cavity, and an overflow valve is fixedly installed in the overflow pipe.
The installation method applied to the video monitoring alarm device comprises the following operation steps:
step 1: when the video monitoring alarm device is installed, the base is fixed on the wall body through screws;
step 2: the two screws are screwed through the two turntables, and the surfaces of the end covers can be extruded when the screws are screwed, so that the arc-shaped clamping plates are pulled to be close to the inner walls of the end covers;
and step 3: the lens of the video monitoring alarm device is clamped between the two arc-shaped clamping plates downwards, and then the two turnplates are rotated reversely, so that the two arc-shaped clamping plates are clamped on the outer wall of the video monitoring alarm device;
and 4, step 4: the video monitoring alarm device is rotated, and when the positioning block is clamped into the positioning groove, the video monitoring alarm device can be fixed;
and 5: the installation can be completed by connecting the tail end of the hose to the input end of the annular pipe in a threaded manner.
Compared with the prior art, the invention provides a video monitoring alarm device, which has the following beneficial effects:
1. according to the video monitoring alarm device, the motor drives the hollow shaft to rotate through chain transmission, the hollow shaft drives the suction fan blade to rotate in the air inlet, the suction fan blade sucks outside air into the end cover from the air inlet and then discharges the air from the air outlet, and therefore the video monitoring alarm device in the end cover is cooled.
2. This video monitoring alarm device, in the compressed air of gas storage intracavity carried the ring pipe through the outlet duct, then spout the camera lens surface from the first shower nozzle of ring pipe inner wall to carry out the clearance of dust to the surface of camera lens, and the outlet duct can be at the time of conveying gas under timing solenoid valve's effect.
3. This video monitoring alarm device, the hollow shaft is carried through the connecting pipe to the outlet duct, then carries for horizontal pipe from the hollow shaft, at last from the second shower nozzle spout on the filter screen to blow off the dust of filter screen outer wall, effectively prevent that the interior filter screen of air inlet from blockking up.
4. This video monitoring alarm device, when the motor operation, the motor still can drive the bent axle and rotate, the bent axle passes through the connecting rod and drives the push rod reciprocating motion of inflater with slider-crank's principle, the inflater then can inflate the gas storage chamber through the inflation pipe, and when reciprocating motion about the push rod of inflater, the push rod of inflater still can drive the brush pole through the device pole and brush at the outer wall reciprocating motion of filter screen, thereby not hard up the dust of filter screen outer wall, the deashing ability that makes the second shower nozzle obtains promoting.
Drawings
Fig. 1 is a schematic structural diagram of a video monitoring alarm device according to the present invention;
fig. 2 is a schematic structural diagram of a video monitoring alarm device shown in fig. 1 at a point a;
FIG. 3 is a schematic top sectional view of an end cap of a video monitoring alarm device according to the present invention;
FIG. 4 is a schematic diagram of a video monitoring alarm apparatus according to the present invention at B in FIG. 3;
fig. 5 is a schematic structural diagram of a video monitoring alarm device shown in fig. 1.
In the figure: 1. a base; 2. an end cap; 3. a video monitoring alarm device; 4. a port; 5. a lens; 6. an air outlet; 7. an air inlet; 8. a chute; 9. a slide bar; 10. a support plate; 11. tensioning the spring; 12. a screw; 13. an arc-shaped splint; 14. positioning a groove; 15. positioning blocks; 16. a turntable; 17. a cover plate; 18. a motor; 19. a support; 20. a hollow shaft; 21. an intake fan blade; 22. chain transmission; 23. a gas storage cavity; 24. an air outlet pipe; 25. an annular tube; 26. a first nozzle; 27. a hose; 28. a filter screen; 29. a connecting pipe; 30. a transverse tube; 31. a second nozzle; 32. an inflator; 33. a crankshaft; 34. a connecting rod; 35. inflating a gas pipe; 36. a device lever; 37. a brush rod; 38. a heat dissipation plate; 39. an electromagnetic valve.
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.
Example 1
Referring to fig. 1-5, a video monitoring alarm device comprises a base 1, wherein the lower end of the base 1 is fixedly connected with an end cover 2 with a downward opening, the lower end of the end cover 2 is provided with a video monitoring alarm device 3, the outer wall of the lower end of the video monitoring alarm device 3 is fixedly connected with a cover plate 17 matched with the lower end of the end cover 2, a port 4 of the video monitoring alarm device 3 and a lens 5 are arranged downward, the front inner wall and the rear inner wall of the end cover 2 are provided with two arc-shaped clamping plates 13 which are symmetrically arranged, the inner walls of the two arc-shaped clamping plates 13 are both fixedly connected with a positioning block 15, the circumferential outer wall of the video monitoring alarm device 3 is provided with a positioning groove 14 matched with the positioning block 15, the outer walls of the two arc-shaped clamping plates 13 are both fixedly connected with two slide bars 9 which are symmetrically arranged, the supporting plates 10 are elastically connected with the outer wall of the end cover 2 through tensioning springs 11, the side walls of the two supporting plates 10 are in threaded connection with screw rods 12, the tail ends of the two screw rods 12 are fixedly connected with turntables 16, the side wall of the end cover 2 is provided with a heat dissipation mechanism, a dustproof mechanism matched with the lens 5 is arranged in the port 4, when the video monitoring alarm device 3 is installed, the base 1 is fixed on a wall body through screws, then the two screw rods 12 are screwed through the two turntables 16, when the screw rods 12 are screwed, the arc-shaped clamping plates 13 are pulled to be close to the inner wall of the end cover 2, then the lens 5 of the video monitoring alarm device 3 is clamped between the two arc-shaped clamping plates 13 downwards, then the two turntables 16 are rotated reversely, so that the two arc-shaped clamping plates 13 are clamped on the outer wall of the video monitoring alarm device 3, then the, can accomplish video monitoring alarm device 3 fixed, can accomplish the installation with the terminal threaded connection of hose 27 at last at the input of annular pipe 25, the mechanism that dispels the heat can effectively dispel the heat to video monitoring alarm device 3 in the work, dustproof mechanism then can clear up the dust on the video monitoring alarm device 3 automatically.
Example 2
Referring to fig. 1, 2 and 4, basically the same as embodiment 1, further: the heat dissipation mechanism comprises an air inlet 7 and an air outlet 6 which are arranged on the left side wall and the right side wall of the end cover 2, a motor 18 is fixedly installed on the side wall of the base 1, a hollow shaft 20 is rotatably connected in the air inlet 7 through a support 19, a suction fan blade 21 is fixedly connected to the outer wall of the hollow shaft 20, the hollow shaft 20 is connected with an output shaft of the motor 18 through a chain transmission 22, filter screens 28 are fixedly installed at the tail ends of the air inlet 7 and the air outlet 6, the motor 18 drives the hollow shaft 20 to rotate through the chain transmission 22 in the use process of the video monitoring alarm device 3, the hollow shaft 20 drives the suction fan blade 21 to rotate in the air inlet 7, the suction fan blade 21 sucks outside air into the end cover 2 from the air inlet 7 and then discharges the air from the air.
Furthermore, the outer walls of the two arc-shaped clamping plates 13 are fixedly connected with a plurality of uniformly distributed heat dissipation plates 38, so that the heat dissipation area is increased.
Furthermore, the arc-shaped clamping plate 13 and the heat dissipation plate 38 are made of copper, so that the heat conduction performance is improved.
Example 3
Referring to fig. 1 and 5, basically the same as in embodiment 1, further: dustproof mechanism is including setting up the gas storage chamber 23 in base 1, the inner wall fixedly connected with ring pipe 25 of port 4, the inner wall fixed mounting of ring pipe 25 has a plurality of evenly distributed's first shower nozzle 26, the lateral wall of gas storage chamber 23 is equipped with the outlet duct 24 that extends to the outer wall, the terminal fixedly connected with hose 27 of outlet duct 24, hose 27's terminal and ring pipe 25's input threaded connection, fixed mounting has timing solenoid valve 39 in the outlet duct 24, compressed air in the gas storage chamber 23 passes through in outlet duct 24 carries ring pipe 25, then from the first shower nozzle 26 blowout of ring pipe 25 inner wall to camera lens 5 surface, thereby carry out the clearance of dust to the surface of camera lens 5, and outlet duct 24 can be at timing conveyor gas under timing solenoid valve 39's effect.
Example 4
Referring to fig. 1 and 3, basically the same as in embodiment 1, further: hollow shaft 20 and the corresponding one end fixedly connected with transverse pipe 30 of filter screen 28, the lateral wall fixed mounting of transverse pipe 30 has a plurality of second shower nozzles 31 that correspond with filter screen 28, the other end of hollow shaft 20 rotates and is connected with connecting pipe 29, the other end and the outlet duct 24 fixed connection and the intercommunication of connecting pipe 29, hollow shaft 20 is carried through connecting pipe 29 to outlet duct 24, then carry for transverse pipe 30 from hollow shaft 20, spray to filter screen 28 from second shower nozzle 31 at last, thereby blow off the dust of filter screen 28 outer wall, effectively prevent filter screen 28 in the air intake 7 and appear blockking up.
Example 5
Referring to fig. 1 and fig. 3, basically the same as the embodiment 1, further: the output end of the motor 18 is fixedly connected with a crankshaft 33, the outer wall of the air inlet 7 is fixedly provided with an air pump 32, the crankshaft 33 is rotatably connected with a connecting rod 34, the tail end of the connecting rod 34 is rotatably connected with a push rod of the air pump 32, an air inflating pipe 35 of the air pump 32 is fixedly connected with the air storage cavity 23, when the motor 18 operates, the motor 18 can drive the crankshaft 33 to rotate, the crankshaft 33 drives the push rod of the air pump 32 to reciprocate through the connecting rod 34 according to the principle of a crank slider, and the air storage cavity 23 can be inflated through the air inflating pipe 35 by the air.
Furthermore, an overflow pipe is fixedly installed on the side wall of the gas storage cavity 23, and an overflow valve is fixedly installed in the overflow pipe, so that explosion caused by excessive gas in the gas storage cavity 23 is prevented.
Example 6
Referring to fig. 3, substantially the same as in embodiment 1, further: the outer wall of air intake 7 is equipped with the device pole 36 with filter screen 28 parallel arrangement, the lateral wall fixedly connected with of device pole 36 is a plurality of with filter screen 28 outer wall complex brush pole 37, device pole 36 fixed connection is on the push rod lateral wall of inflater 32, when the push rod of inflater 32 up-and-down reciprocating motion, the push rod of inflater 32 still can drive brush pole 37 through device pole 36 and brush at the outer wall reciprocating motion of filter screen 28, thereby it is not hard up with the dust of filter screen 28 outer wall, make the deashing ability of second shower nozzle 31 obtain promoting.
A method for installing a video monitoring alarm device comprises the following steps:
step 1: when the video monitoring alarm device 3 is installed, the base 1 is fixed on a wall body through screws;
step 2: the two screws 12 are screwed through the two turntables 16, and when the screws 12 are screwed, the surface of the end cover 2 is extruded, so that the arc-shaped clamping plate 13 is pulled to be close to the inner wall of the end cover 2;
and step 3: the lens 5 of the video monitoring alarm device 3 is clamped downwards between the two arc-shaped clamping plates 13, and then the two rotary tables 16 are rotated reversely, so that the two arc-shaped clamping plates 13 are clamped on the outer wall of the video monitoring alarm device 3;
and 4, step 4: the video monitoring alarm device 3 is rotated, and when the positioning block 15 is clamped into the positioning groove 14, the video monitoring alarm device 3 can be fixed;
and 5: the installation is completed by screwing the end of the hose 27 to the input end of the annular tube 25.
The working principle is as follows: in the invention, when a video monitoring alarm device 3 is installed, a base 1 is fixed on a wall body through screws, then two screw rods 12 are screwed through two turntables 16, the surfaces of end covers 2 are extruded when the screw rods 12 are screwed, so that a support plate 10 is far away from the end covers 2 by overcoming the elasticity of tensioning springs 11, the support plate 10 pulls arc-shaped clamping plates 13 to be close to the inner walls of the end covers 2 through two slide rods 9, then a lens 5 of the video monitoring alarm device 3 is clamped between the two arc-shaped clamping plates 13 downwards, then the two turntables 16 are rotated in reverse directions, the tail ends of the two screw rods 12 are separated from the outer walls of the end covers 2, at the moment, the support plate 10 is reset under the action of the tensioning springs 11, then the two slide rods 9 drive the arc-shaped clamping plates 13 to be synchronously reset so as to be clamped on the outer walls of the video monitoring alarm device 3, then the video monitoring alarm, the fixing of the video monitoring alarm device 3 can be completed, finally, the tail end of the hose 27 is in threaded connection with the input end of the annular tube 25, the motor 18 drives the hollow shaft 20 to rotate through the chain transmission 22 in the use process of the video monitoring alarm device 3, the hollow shaft 20 drives the suction fan blade 21 to rotate in the air inlet 7, the suction fan blade 21 sucks outside air into the end cover 2 from the air inlet 7 and then discharges the air from the air outlet 6, so that the video monitoring alarm device 3 in the end cover 2 is radiated, the compressed air in the air storage cavity 23 is conveyed into the annular tube 25 through the air outlet tube 24 and then is sprayed out to the surface of the lens 5 from the first spray head 26 on the inner wall of the annular tube 25, so that dust is cleaned on the surface of the lens 5, the air outlet tube 24 can convey air at regular time under the action of the timing electromagnetic valve 39, and the air outlet tube 24 is conveyed to the hollow, then the dust is conveyed to the transverse pipe 30 from the hollow shaft 20, and finally the dust is sprayed onto the filter screen 28 from the second spray head 31, so that the dust on the outer wall of the filter screen 28 is blown off, the filter screen 28 in the air inlet 7 is effectively prevented from being blocked, when the motor 18 operates, the motor 18 can also drive the crankshaft 33 to rotate, the crankshaft 33 drives the push rod of the inflator 32 to reciprocate through the connecting rod 34 according to the principle of a crank slider, the air storage cavity 23 is inflated through the inflating pipe 35 by the inflator 32, and when the push rod of the inflator 32 reciprocates up and down, the push rod of the inflator 32 can also drive the brush rod 37 to brush on the outer wall of the filter screen 28 in a reciprocating manner through the device rod 36, so that the dust on the outer wall of the filter screen 28 is loosened.
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 (10)
1. A video monitoring alarm device comprises a base (1) and is characterized in that the lower end of the base (1) is fixedly connected with an end cover (2) with a downward opening, the lower end of the end cover (2) is provided with a video monitoring alarm device (3), the outer wall of the lower end of the video monitoring alarm device (3) is fixedly connected with a cover plate (17) matched with the lower end of the end cover (2), a port (4) and a lens (5) of the video monitoring alarm device (3) are arranged downward, the front inner wall and the rear inner wall of the end cover (2) are provided with two symmetrically arranged arc-shaped clamping plates (13), the inner walls of the two arc-shaped clamping plates (13) are fixedly connected with positioning blocks (15), the outer wall of the circumference of the video monitoring alarm device (3) is provided with positioning grooves (14) matched with the positioning blocks (15), the outer walls of the two arc-shaped clamping plates (13) are, the lateral wall of end cover (2) is equipped with spout (8) that correspond with slide bar (9), and is two equal fixedly connected with backup pad (10) between the end of slide bar (9), through taut spring (11) elastic connection, two between the outer wall of backup pad (10) and end cover (2) the equal threaded connection of lateral wall of backup pad (10) has screw rod (12), two the equal fixedly connected with carousel (16) in end of screw rod (12), the lateral wall of end cover (2) is equipped with heat dissipation mechanism, be equipped with in port (4) with camera lens (5) complex dustproof mechanism.
2. The video monitoring and alarming device according to claim 1, wherein the heat dissipation mechanism comprises an air inlet (7) and an air outlet (6) which are arranged on the left side wall and the right side wall of the end cover (2), a motor (18) is fixedly arranged on the side wall of the base (1), a hollow shaft (20) is rotatably connected in the air inlet (7) through a support (19), a suction fan blade (21) is fixedly connected to the outer wall of the hollow shaft (20), the hollow shaft (20) is connected with an output shaft of the motor (18) through a chain transmission (22), and filter screens (28) are fixedly arranged at the tail ends of the air inlet (7) and the air outlet (6).
3. The video monitoring alarm device according to claim 1, wherein the dustproof mechanism comprises a gas storage cavity (23) arranged in the base (1), the inner wall of the port (4) is fixedly connected with a ring pipe (25), the inner wall of the ring pipe (25) is fixedly provided with a plurality of uniformly distributed first spray heads (26), the side wall of the gas storage cavity (23) is provided with a gas outlet pipe (24) extending to the outer wall, the tail end of the gas outlet pipe (24) is fixedly connected with a hose (27), the tail end of the hose (27) is in threaded connection with the input end of the ring pipe (25), and a timing electromagnetic valve (39) is fixedly arranged in the gas outlet pipe (24).
4. The video monitoring and alarming device according to claim 2, wherein one end of the hollow shaft (20) corresponding to the filter screen (28) is fixedly connected with a transverse pipe (30), a plurality of second spray heads (31) corresponding to the filter screen (28) are fixedly arranged on the side wall of the transverse pipe (30), the other end of the hollow shaft (20) is rotatably connected with a connecting pipe (29), and the other end of the connecting pipe (29) is fixedly connected and communicated with the air outlet pipe (24).
5. The video monitoring alarm device according to claim 2, wherein a crankshaft (33) is fixedly connected to an output end of the motor (18), an inflator (32) is fixedly mounted on an outer wall of the air inlet (7), a connecting rod (34) is rotatably connected to the crankshaft (33), a tail end of the connecting rod (34) is rotatably connected to a push rod of the inflator (32), and an inflating pipe (35) of the inflator (32) is fixedly connected to the air storage chamber (23).
6. A video monitoring alarm device according to claim 5, wherein the outer wall of the air inlet (7) is provided with a device rod (36) arranged in parallel with the filter screen (28), the side wall of the device rod (36) is fixedly connected with a plurality of brush rods (37) matched with the outer wall of the filter screen (28), and the device rod (36) is fixedly connected to the side wall of a push rod of the inflator (32).
7. A video monitoring alarm device according to claim 1, characterised in that a plurality of evenly distributed heat-dissipating plates (38) are fixedly connected to the outer walls of both said arc-shaped clamping plates (13).
8. The video monitoring alarm device according to claim 7, wherein the arc-shaped clamping plate (13) and the heat dissipation plate (38) are both made of copper.
9. The video monitoring alarm device according to claim 3, wherein an overflow pipe is fixedly installed on the side wall of the gas storage cavity (23), and an overflow valve is fixedly installed in the overflow pipe.
10. A method of installing a video surveillance unit according to claim 1, characterized in that the installation steps are as follows:
step 1: when the video monitoring alarm device (3) is installed, the base (1) is fixed on a wall body through screws;
step 2: the two screws (12) are screwed through the two turntables (16), and the surfaces of the end covers (2) can be extruded when the screws (12) are screwed, so that the arc-shaped clamping plates (13) are pulled to be close to the inner walls of the end covers (2);
and step 3: a lens (5) of the video monitoring alarm device (3) is clamped downwards between the two arc-shaped clamping plates (13), and then the two rotary tables (16) are rotated reversely, so that the two arc-shaped clamping plates (13) are clamped on the outer wall of the video monitoring alarm device (3);
and 4, step 4: the video monitoring alarm device (3) is rotated, and when the positioning block (15) is clamped into the positioning groove (14), the video monitoring alarm device (3) can be fixed;
and 5: the installation can be completed by screwing the end of the hose (27) to the input end of the annular pipe (25).
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| CN112382031B (en) | 2022-07-01 |
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Effective date of registration: 20220608 Address after: Room 302, floor 3, building 5, No. 1129, shijicheng Road, high tech Zone, Chengdu, China (Sichuan) pilot Free Trade Zone, Chengdu, Sichuan 610041 Applicant after: SICHUAN SANSIDE TECHNOLOGY Co.,Ltd. Address before: 650000 science and Technology Park of Yunnan University, 1520 Haiyuan Middle Road, high tech Development Zone, Kunming City, Yunnan Province Applicant before: Duan Wenfang |
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