CN112750285A - Automatic alarm device for effectively shielding and smearing camera intentionally - Google Patents

Automatic alarm device for effectively shielding and smearing camera intentionally Download PDF

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Publication number
CN112750285A
CN112750285A CN202011616981.4A CN202011616981A CN112750285A CN 112750285 A CN112750285 A CN 112750285A CN 202011616981 A CN202011616981 A CN 202011616981A CN 112750285 A CN112750285 A CN 112750285A
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China
Prior art keywords
fixedly connected
camera
smearing
camera body
groove
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Granted
Application number
CN202011616981.4A
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Chinese (zh)
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CN112750285B (en
Inventor
刘进
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Shenzhen Union Optics Technology Co ltd
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Suzhou Delalon Precision Machinery Co ltd
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Priority to CN202011616981.4A priority Critical patent/CN112750285B/en
Publication of CN112750285A publication Critical patent/CN112750285A/en
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    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18Status alarms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02Cleaning by the force of jets or sprays
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00Audible signalling systems; Audible personal calling systems
    • G08B3/10Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108Rainwater harvesting

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Accessories Of Cameras (AREA)
  • Studio Devices (AREA)

Abstract

The invention relates to the technical field of security monitoring, and discloses an automatic alarm device for effectively shielding and smearing a camera intentionally. This effectively shelter from with scribble autoalarm of camera to on purpose, when the inside water yield of water catch bowl reached a definite value, the chock plug downstream this moment further makes the inside water of water catch bowl spout the camera body through the spray tube on to the effect of self-cleaning camera surface dust has been reached. When the camera was sheltered from, electromagnetic means's magnetic field intensity reduced this moment, and the rolling disc anticlockwise rotation ninety degrees this moment further makes gag lever post two move the inside of spacing groove, and bee calling organ reports to the police this moment to reached the camera and sheltered from the effect that can automatic alarm.

Description

Automatic alarm device for effectively shielding and smearing camera intentionally
Technical Field
The invention relates to the technical field of security monitoring, in particular to an automatic alarm device for intentionally shielding and smearing a camera.
Background
The security monitoring is to use optical fiber, coaxial cable or microwave to transmit video signal in the closed loop, and form an independent and complete system from image pickup to image display and recording, which can reflect the monitored object in real time, vividly and truly, and can replace manual work to monitor for a long time in severe environment, and record the signal by a video recorder.
Monitoring camera is after working a period, often there is the dust to pile up on lens glass, make the glass mirror surface fill with the spot before the camera, the observation monitoring function of camera has seriously been influenced, the process of artifical clearance is more time-consuming and energy-consuming, and current camera does not have alarming function when being sheltered from by purpose, people can't discover very fast that the camera is sheltered from, this can lead to appearing some loss of property scheduling problem, and how dust and camera on self-cleaning camera surface can automatic alarm become an important problem when sheltering from, therefore we have proposed effectively to shelter from with the autoalarm who paints the camera by purpose
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the automatic alarm device for effectively shielding and smearing the camera intentionally, which has the advantages of automatically cleaning dust on the surface of the camera and automatically alarming when the camera is intentionally shielded, and solves the problems that dust is often accumulated on lens glass after the monitoring camera works for a period of time, so that the surface of the lens glass in front of the camera is full of dirt, the observation and monitoring functions of the camera are seriously influenced, the manual cleaning process is time-consuming and labor-consuming, the existing camera does not have an alarm function when being shielded, people cannot quickly find that the camera is shielded, and certain property loss can be caused.
(II) technical scheme
In order to achieve the purpose that dust on the surface of the camera can be automatically cleaned and the camera can automatically give an alarm when being shielded, the invention provides the following technical scheme: an automatic alarm device for effectively shielding and smearing a camera intentionally comprises a fixed plate, wherein a spray pipe is fixedly connected to the bottom of the fixed plate, a water collecting tank is fixedly connected to the top of the fixed plate, a metal block is fixedly connected to the top of the water collecting tank, a water outlet tank is fixedly connected to the bottom of the water collecting tank, a plug head is movably connected to the top of the water outlet tank, a transverse plate is fixedly connected to the bottom of the plug head, a first compression spring is fixedly connected to the bottom of the transverse plate, a connecting rod is movably connected to the left side of the front of the transverse plate, a roller is movably connected to one side of the connecting rod, which is far away from the transverse plate, a sliding groove is formed in the left side of the water outlet tank, a protective cover is fixedly connected to the bottom of the fixed plate, a small bulb is fixedly connected to the bottom of the, the utility model discloses a camera, including camera body, camera, fixed connection has the spring leaf that resets, the outer wall fixedly connected with rolling disc of spring leaf that resets, the spacing groove has been seted up on the right side of rolling disc, the inside fixedly connected with electromagnetism piece of rolling disc bottom, the inside bottom fixedly connected with electromagnetic means of camera body, the recess has been seted up on the inside right side of camera body, the inside right side fixedly connected with compression spring two of recess, one side fixedly connected with movable contact of recess is kept away from to compression spring two, movable contact's left side fixedly connected with gag lever post one, the inside left side fixedly connected with fixed contact of recess, the top swing joint of rolling disc has gag lever post two, the inside fixedly connected with bee calling organ of camera body.
Preferably, the metal block is an aluminum alloy material with extremely high heat absorptivity, and the volume of the top of the plug head is matched with the volume of the interior of the top of the water outlet groove.
Preferably, one side, far away from the transverse plate, of the compression spring is fixedly connected to the bottom inside the water outlet groove, the inside of the water outlet groove is communicated with the spray pipe through a connecting pipe, and the spray pipe is located right above the camera body.
Preferably, the electromagnetic block is made of a nickel-chromium alloy material, the electromagnetic block is arranged right above the electromagnetic device, the electromagnetic device and the photosensitive resistor are connected in series in the same circuit, the resistance value of the photosensitive resistor is reduced along with the increase of the illumination intensity, and the main material of the photosensitive resistor is cadmium sulfide.
Preferably, the left side of the first limiting rod is in sliding connection with the right side of the top of the rotating disc.
Preferably, the fixed contact is on the left side of the movable contact, and the fixed contact and the movable contact are in electrical connection with the small bulb.
Preferably, the buzzer is electrically connected with the contact structure at the top of the second limiting rod, and the contact structure at the top of the second limiting rod is the same as the contact structure at the right side of the first limiting rod.
(III) advantageous effects
Compared with the prior art, the invention provides an automatic alarm device for intentionally shielding and smearing the camera, which has the following beneficial effects:
1. this effectively shelter from with scribble autoalarm of camera to on purpose, through the cooperation of metal block and water catch bowl, chock plug, spray tube, camera body use, the vapor formation water droplet in the air is congealed to the metal block early morning, and when the inside water yield of water catch bowl reached a definite value, the chock plug downstream this moment further makes the inside water of water catch bowl spout the camera body through the spray tube on to the effect of self-cleaning camera surface dust has been reached.
2. This effectively to shelter from with scribble autoalarm of camera intentionally, through electromagnetic means and photo resistance, the rolling disc, the spacing groove, gag lever post two, the cooperation of bee calling organ makes, when the camera is sheltered from, the photo resistance increase this moment, further make electromagnetic means's magnetic field intensity reduce, the rolling disc anticlockwise rotation ninety degrees this moment, further make gag lever post two move the inside of spacing groove, bee calling organ reports to the police this moment, thereby reached the camera and sheltered from the time can autoalarm effect.
Drawings
FIG. 1 is a schematic front view of the overall structure of the present invention;
FIG. 2 is a schematic sectional view of a sump structure according to the present invention;
FIG. 3 is an enlarged view of the structure A of FIG. 1 according to the present invention;
FIG. 4 is a front view of the rotary disk structure of the present invention;
fig. 5 is a front view of the movable contact structure of the present invention.
In the figure: 1. a fixing plate; 2. a nozzle; 3. a water collection tank; 4. a metal block; 5. a water outlet groove; 6. a plug head; 7. a transverse plate; 8. a first compression spring; 9. a connecting rod; 10. a roller; 11. a chute; 12. a protective cover; 13. a small bulb; 14. a camera body; 15. a photoresistor; 16. resetting the spring piece; 17. rotating the disc; 18. a limiting groove; 19. an electromagnetic block; 20. an electromagnetic device; 21. a groove; 22. a second compression spring; 23. a movable contact; 24. a first limiting rod; 25. a fixed contact; 26. a second limiting rod; 27. a buzzer.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an automatic alarm device for intentionally shielding and coating a camera comprises a fixed plate 1, a spray pipe 2 is fixedly connected to the bottom of the fixed plate 1, a water collecting tank 3 is fixedly connected to the top of the fixed plate 1, a metal block 4 is fixedly connected to the top of the water collecting tank 3, the metal block 4 is made of an aluminum alloy material with extremely strong heat absorption property, a water outlet tank 5 is fixedly connected to the bottom of the water collecting tank 3, the interior of the water outlet tank 5 is communicated with the spray pipe 2 through a connecting pipe, a plug 6 is movably connected to the top of the water outlet tank 5, the volume of the top of the plug 6 is matched with the volume of the interior of the top of the water outlet tank 5, a transverse plate 7 is fixedly connected to the bottom of the plug 6, a compression spring i 8 is fixedly connected to the bottom of the transverse plate 7, one side of the compression spring i 8, far away from the transverse plate, the side of the connecting rod 9 far away from the transverse plate 7 is movably connected with a roller 10, the inside of the left side of the water outlet groove 5 is provided with a chute 11, the bottom of the fixed plate 1 is fixedly connected with a protective cover 12, the bottom of the protective cover 12 is fixedly connected with a small bulb 13, the inside of the protective cover 12 is movably connected with a camera body 14, the spray pipe 2 is arranged right above the camera body 14, the inside of the camera body 14 is fixedly connected with a photoresistor 15, the resistance value of the photoresistor 15 is reduced along with the increase of illumination intensity, the main material of the photoresistor is cadmium sulfide, the inside of the camera body 14 is fixedly connected with a reset spring piece 16, the outer wall of the reset spring piece 16 is fixedly connected with a rotating disc 17, the right side of the rotating disc 17 is provided with a limiting groove 18, the inside of the bottom of the rotating disc 17 is fixedly, the electromagnetic device 20 and the photoresistor 15 are connected in series in the same circuit, the electromagnetic device 20 is fixedly connected to the bottom inside the camera body 14, the groove 21 is formed in the right side inside the camera body 14, the compression spring second 22 is fixedly connected to the right side inside the groove 21, the movable contact 23 is fixedly connected to one side, away from the groove 21, of the compression spring second 22, the limiting rod first 24 is fixedly connected to the left side of the movable contact 23, the left side of the limiting rod first 24 is in sliding connection with the right side of the top of the rotating disc 17, the fixed contact 25 is fixedly connected to the left side inside the groove 21, the fixed contact 25 and the movable contact 23 are in electrical connection with the small bulb 13, the limiting rod second 26 is movably connected to the top of the rotating disc 17, the contact structure at the top of the limiting rod second 26 is the same as the contact structure at the right side of the limiting rod first 24, the buzzer 27 is fixedly, the buzzer 27 is electrically connected with the contact structure at the top of the second limit rod 26.
Detailed description referring to fig. 2, the metal block 4 is an aluminum alloy material with very strong heat absorption, so that the metal block 4 can condense vapor in the air to form droplets in the morning, and the metal block 4 is fixedly connected to the top of the water collection tank 3, so that the droplets flow into the water collection tank 3.
Referring to fig. 3 for details, when the water amount in the water collecting tank 3 reaches a certain value, the bottom of the water collecting tank 3 is fixedly connected with the water outlet tank 5, the top of the water outlet tank 5 is movably connected with the plug head 6, and the volume of the top of the plug head 6 is matched with the volume of the top of the water outlet tank 5, so that the plug head 6 can move downwards under the action of water pressure, and the bottom of the plug head 6 is fixedly connected with the transverse plate 7, and the front left side of the transverse plate 7 is movably connected with the connecting rod 9, so that the connecting rod 9 can downwards incline to give a downward pressure to the transverse plate 7, and the water in the water collecting tank 3 can fully flow out.
Referring to fig. 1 for details, because the bottom of the fixing plate 1 is fixedly connected with the spray pipe 2, and the inside of the water outlet tank 5 is communicated with the spray pipe 2 through the connecting pipe, water in the water collecting tank 3 can be sprayed out through the spray pipe 2, and because the spray pipe 2 is right above the camera body 14, the camera body 14 can be cleaned by the water sprayed out through the spray pipe 2, so that the effect of automatically cleaning dust on the surface of the camera is achieved.
Referring to fig. 4 for details, when the camera body 14 is shielded in the daytime, the photo resistor 15 is fixedly connected inside the camera body 14, the resistance value of the photo resistor 15 decreases with the increase of the illumination intensity, the main material of the photo resistor is cadmium sulfide, so the resistance value of the photo resistor 15 increases at this time, and the electromagnetic device 20 and the photo resistor 15 are connected in series in the same circuit, so the magnetic field strength of the electromagnetic device 20 decreases at this time, and since the electromagnetic block 19 is made of nichrome material, the electromagnetic block 19 is directly above the electromagnetic device 20, so the acting force of the electromagnetic device 20 on the electromagnetic block 19 also decreases at this time.
Because the electromagnetic block 19 is fixedly connected to the inside of the bottom of the rotating disc 17, the acting force of the electromagnetic device 20 on the rotating disc 17 is also reduced, because the reset spring piece 16 is fixedly connected to the inside of the camera body 14, and the rotating disc 17 is fixedly connected to the outer wall of the reset spring piece 16, the rotating disc 17 can rotate ninety degrees counterclockwise at this time, because the limiting groove 18 is formed in the right side of the rotating disc 17, and the top of the rotating disc 17 is movably connected with the second limiting rod 26, the second limiting rod 26 can move into the limiting groove 18 at this time, and because the contact structure at the top of the second limiting rod 26 is the same as the contact structure at the right side of the first limiting rod 24, the buzzer 27 is fixedly connected to the inside of the camera body 14, and the buzzer 27 is electrically connected with the contact structure at the top of the second limiting rod 26, the buzzer 27 can give an.
Referring to fig. 5 for details, at night, light gradually becomes dark, the magnetic field intensity of the electromagnetic device 20 is slowly reduced, the rotating disc 17 further rotates counterclockwise, and because the left side of the first limit rod 24 is slidably connected with the right side of the top of the rotating disc 17, the right side of the rotating disc 17 is provided with the limit groove 18, therefore, the first limit rod 24 can move into the limit groove 18, and because the left side of the movable contact 23 is fixedly connected with the first limit rod 24, the left side of the inner part of the groove 21 is fixedly connected with the fixed contact 25, the fixed contact 25 is arranged at the left side of the movable contact 23, the movable contact 23 can now be in contact with the fixed contact 25, and because the fixed contact 25 and the movable contact 23 are in electrical connection with the small bulb 13, therefore, the small bulb 13 can be lightened, the illumination intensity is basically fixed, and the camera cannot give an alarm in darkness, so that the effect of automatic alarm when the camera is shielded is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides an effectively be directed against deliberately sheltering from and scribbling autoalarm of camera, includes fixed plate (1), its characterized in that: the bottom of the fixing plate (1) is fixedly connected with a spray pipe (2), the top of the fixing plate (1) is fixedly connected with a water collecting tank (3), the top of the water collecting tank (3) is fixedly connected with a metal block (4), the bottom of the inside of the water collecting tank (3) is fixedly connected with a water outlet tank (5), the top of the inside of the water outlet tank (5) is movably connected with a plug head (6), the bottom of the plug head (6) is fixedly connected with a transverse plate (7), the bottom of the transverse plate (7) is fixedly connected with a compression spring I (8), the front left side of the transverse plate (7) is movably connected with a connecting rod (9), one side of the connecting rod (9) far away from the transverse plate (7) is movably connected with a roller (10), the left inside of the water outlet tank (5) is provided with a sliding groove (11, the bottom of the protective cover (12) is fixedly connected with a small bulb (13), the interior of the protective cover (12) is movably connected with a camera body (14), the interior of the camera body (14) is fixedly connected with a photosensitive resistor (15), the interior of the camera body (14) is fixedly connected with a reset spring piece (16), the outer wall of the reset spring piece (16) is fixedly connected with a rotating disc (17), the right side of the rotating disc (17) is provided with a limit groove (18), the interior of the bottom of the rotating disc (17) is fixedly connected with an electromagnetic block (19), the bottom of the interior of the camera body (14) is fixedly connected with an electromagnetic device (20), the right side of the interior of the camera body (14) is provided with a groove (21), the right side of the interior of the groove (21) is fixedly connected with a second compression spring (22), one side of the second compression spring (22) far away from the groove (21) is fixedly connected, the left side fixedly connected with gag lever post (24) of movable contact (23), the inside left side fixedly connected with fixed contact (25) of recess (21), the top swing joint of rolling disc (17) has gag lever post two (26), the inside fixedly connected with bee calling organ (27) of camera body (14).
2. An automatic warning device effective against intentional occlusion and smearing of cameras according to claim 1, characterized in that: the metal block (4) is made of aluminum alloy material with extremely high heat absorptivity, and the volume of the top of the plug head (6) is matched with the volume inside the top of the water outlet groove (5).
3. An automatic warning device effective against intentional occlusion and smearing of cameras according to claim 1, characterized in that: one side, far away from the transverse plate (7), of the compression spring I (8) is fixedly connected to the bottom inside the water outlet groove (5), the inside of the water outlet groove (5) is communicated with the spray pipe (2) through a connecting pipe, and the spray pipe (2) is arranged right above the camera body (14).
4. An automatic warning device effective against intentional occlusion and smearing of cameras according to claim 1, characterized in that: the electromagnetic block (19) is made of a nickel-chromium alloy material, the electromagnetic block (19) is arranged right above the electromagnetic device (20), the electromagnetic device (20) and the photosensitive resistor (15) are connected in series in the same circuit, the resistance value of the photosensitive resistor (15) is reduced along with the increase of the illumination intensity, and the main material of the photosensitive resistor is cadmium sulfide.
5. An automatic warning device effective against intentional occlusion and smearing of cameras according to claim 1, characterized in that: the left side of the first limiting rod (24) is connected with the right side of the top of the rotating disc (17) in a sliding mode.
6. An automatic warning device effective against intentional occlusion and smearing of cameras according to claim 1, characterized in that: the fixed contact (25) is arranged on the left side of the movable contact (23), and the fixed contact (25) and the movable contact (23) are electrically connected with the small bulb (13).
7. An automatic warning device effective against intentional occlusion and smearing of cameras according to claim 1, characterized in that: the buzzer (27) is electrically connected with the contact structure at the top of the second limiting rod (26), and the contact structure at the top of the second limiting rod (26) is the same as the contact structure at the right side of the first limiting rod (24).
CN202011616981.4A 2020-12-31 2020-12-31 Automatic alarm device for effectively shielding and smearing camera intentionally Active CN112750285B (en)

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CN112750285B CN112750285B (en) 2022-07-05

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006155423A (en) * 2004-11-30 2006-06-15 Matsushita Electric Works Ltd Safety checking device
CN204836318U (en) * 2015-06-19 2015-12-02 张日龙 Thing networking surveillance camera head
CN208273086U (en) * 2018-04-27 2018-12-21 北京兴实智能技术有限公司 A kind of intelligent security-protecting and monitoring camera
CN111845124A (en) * 2020-07-24 2020-10-30 杭州可天信息科技有限公司 Printer paper jam prevention paper inclination alarm mechanism
CN111970496A (en) * 2020-08-26 2020-11-20 叶少鑫 Internet of things monitoring camera mechanism with automatic cleaning function
CN111988572A (en) * 2020-08-27 2020-11-24 广西恒雄智能工程有限公司 Prevent sheltering from security protection control based on photo resistance principle

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006155423A (en) * 2004-11-30 2006-06-15 Matsushita Electric Works Ltd Safety checking device
CN204836318U (en) * 2015-06-19 2015-12-02 张日龙 Thing networking surveillance camera head
CN208273086U (en) * 2018-04-27 2018-12-21 北京兴实智能技术有限公司 A kind of intelligent security-protecting and monitoring camera
CN111845124A (en) * 2020-07-24 2020-10-30 杭州可天信息科技有限公司 Printer paper jam prevention paper inclination alarm mechanism
CN111970496A (en) * 2020-08-26 2020-11-20 叶少鑫 Internet of things monitoring camera mechanism with automatic cleaning function
CN111988572A (en) * 2020-08-27 2020-11-24 广西恒雄智能工程有限公司 Prevent sheltering from security protection control based on photo resistance principle

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