CN115834988B - Network monitoring camera with anti-theft early warning structure - Google Patents
Network monitoring camera with anti-theft early warning structure Download PDFInfo
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- CN115834988B CN115834988B CN202310163218.8A CN202310163218A CN115834988B CN 115834988 B CN115834988 B CN 115834988B CN 202310163218 A CN202310163218 A CN 202310163218A CN 115834988 B CN115834988 B CN 115834988B
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/60—Glass recycling
Abstract
The invention relates to the technical field of network monitoring cameras, and discloses a network monitoring camera with an anti-theft early warning structure, which comprises an installation table, wherein the bottom end of the installation table is movably connected with a rotating table, the bottom end of the rotating table is fixedly connected with a camera, the bottom end of the side surface of the rotating table is fixedly connected with a fixed block, the inside of the fixed block is movably connected with a protection mechanism, the center of the bottom end of the installation table is fixedly connected with a cutting mechanism, and two corners of the fixed block, which are far away from the rotating table, are both fixedly connected with trigger mechanisms; when someone is close to the camera, the electro-magnet circular telegram and with produce magnetic repulsion between the movable plate, consequently the movable plate drives the glass arc board and removes, the glass arc board of both sides is closed, protects the camera, prevents that the camera from being destroyed, shutdown mechanism can cut off the wire, guarantees that the information of installation draw-in groove is complete in the mount table, later can read the information of the inside RAM card of installation draw-in groove, looks over field information, plays the theftproof effect.
Description
Technical Field
The invention relates to the technical field of network monitoring cameras, in particular to a network monitoring camera with an anti-theft early warning structure.
Background
The network monitoring camera is a new generation product combining the traditional camera and the network video technology, besides the function of capturing images of the common traditional camera, a digital compression controller and a WEB-based operating system are also arranged in the network monitoring camera, so that video data are compressed and encrypted and then are sent to a terminal user through a local area network or a wireless network, and the terminal user can access the network camera by using a standard network browser on a PC (personal computer), monitor the condition of a target site in real time, edit and store image data in real time, and control a pan-tilt and a lens of the camera to carry out omnibearing monitoring;
the network monitoring camera generally includes a lens, which is used for monitoring images and sounds in real time, and then transmitting the images and the sounds through an image and sound sensor inside the network monitoring camera, and during transmission, analog signals such as the images and the sounds are generally converted into digital signals through an a/D converter, and finally, the digital signals are encoded and compressed through an image and sound encoder according to a certain format or standard, and the encoded and compressed according to a certain format or standard, but the traditional network monitoring camera has the following problems:
when the traditional network monitoring camera is used, on-site monitoring information is generally transmitted in a networking mode, and when external unknown persons shield signals or the network fluctuates, monitoring pictures are effectively transmitted, and when the unknown persons steal and other behaviors, effective early warning cannot be timely performed, and the on-site pictures are transmitted and stored, so that a good anti-theft effect cannot be achieved;
present network surveillance camera head can only monitor the site environment, and when nevertheless and unidentified personnel are close to the camera, the camera can't protect self this moment, consequently if unidentified personnel destroy the camera, so even when the network surveillance camera head is preserved the picture through the RAM card of self, the RAM card also can receive the damage this moment, can cause the data loss this moment to can't provide enough theftproof early warning effect.
Disclosure of Invention
In order to overcome the above defects in the prior art, embodiments of the present invention provide a network monitoring camera with an anti-theft early warning structure, so as to solve the technical problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a network monitoring camera with an anti-theft early warning structure comprises an installation platform, wherein the bottom end of the installation platform is movably connected with a rotating platform, the bottom end of the rotating platform is fixedly connected with a camera, the bottom end of the side surface of the rotating platform is fixedly connected with a fixed block, the inside of the fixed block is movably connected with a protection mechanism, the center of the bottom end of the installation platform is fixedly connected with a cutting mechanism, and two corners, away from the rotating platform, of the fixed block are both fixedly connected with trigger mechanisms;
the protection mechanism comprises an electromagnet for providing power, a sliding groove for the moving plate to move is formed in the middle of the inner side of the fixed block, the electromagnet is fixedly connected to one side, away from the rotating table, in the sliding groove of the fixed block, the moving plate is arranged on the side face of the electromagnet, limiting strips are movably connected to two sides of the moving plate, the side faces of the limiting strips are fixedly connected with the inner side of the fixed block, and a glass arc plate is fixedly connected to the bottom end of the moving plate;
the trigger mechanism comprises a strong magnetic block fixed with the fixed block, the strong magnetic block is positioned in the mounting groove of the fixed block, the side surface of the strong magnetic block is fixedly connected with a fixed cylinder, the inner side of the fixed cylinder is movably connected with a steel ball, the side surface of the steel ball is contacted with the side surface of an elastic sheet, the side surface of the fixed cylinder far away from the strong magnetic block is provided with a circuit board, the other side of the circuit board is fixedly connected with the elastic sheet, and the elastic sheet is fixedly connected with the side surface of the mounting groove in the fixed block;
the cutting mechanism comprises a servo motor for providing power, an output shaft of the servo motor is fixedly connected with a rotating plate, two sides of the rotating plate are respectively and fixedly connected with a first connecting plate and a second connecting plate, the side face, away from the servo motor, of the second connecting plate is fixedly and movably connected with a moving strip, the side face of the moving strip is fixedly connected with a connecting plate, the side face, away from the moving strip, of the connecting plate is fixedly connected with a first mounting block, the side face, away from the servo motor, of the second connecting plate is fixedly connected with a second mounting block, and one face, opposite to the first mounting block, of the second mounting block is fixedly connected with a cutter;
the camera comprises a detection unit, a processing unit and a control unit, wherein the detection unit detects external personnel through the camera and forms detection information, the processing unit is located inside the mounting table and processes the detection information in the detection unit, when the external personnel are close to the camera, the processing unit sends information to the control unit, the control unit controls the protection mechanism to protect the camera, and when the trigger mechanism is triggered, the control unit controls the cut-off mechanism to cut off a circuit and protect a mounting clamping groove in the mounting table.
In a preferred embodiment, one side that is close to the revolving stage in the fixed block spout communicates with each other with the revolving stage, the arc wall with the side looks adaptation of revolving stage is seted up on the top of movable plate, protection mechanism is two sets of, distributes in the both sides of revolving stage, and two glass arc boards can wrap up the camera completely.
In a preferred embodiment, the circuit board is provided with two pieces, the two pieces of circuit board are in mirror symmetry with respect to the center piece of the steel ball, the distance between the circuit board and the fixed cylinder is half of the radius of the steel ball, and the distance between the two pieces of circuit board is equal to the radius length of the steel ball.
In a preferred embodiment, the cutting mechanism whole mount table bottom keep away the position inslot, the mount table keeps away the bottom fixedly connected with protection steel sheet in position groove, the top fixedly connected with fixed plate of protection steel sheet, servo motor's side and the side fixed connection of fixed plate, the fixed plate is forty-five degrees contained angles with the horizontal direction.
In a preferred embodiment, two sides of the second mounting block are movably connected with a limiting box, a sliding groove for the second mounting block to move is formed in the limiting box, limiting holes matched with the connecting plate are formed in two ends of the sliding groove of the second mounting block, and the bottom end of the limiting box is fixedly connected with the top end of the protection steel plate.
In a preferred embodiment, the upper part of each limiting box is fixedly connected with an installation clamping groove, the inner sides of the two limiting boxes are fixedly connected with supporting plates, the supporting plates are internally and fixedly connected with wires of the installation clamping grooves, a position avoiding groove for the wires to pass through is formed in each protecting steel plate, and the wires are fixedly connected with the protecting steel plates.
In a preferred embodiment, the detection unit comprises an image acquisition module, a face recognition module and a distance detection module, wherein the image acquisition module is used for recording field image information in real time, storing the field information in the mounting card slot and sending the field information to a terminal user through a wireless network;
the face recognition module carries out face recognition on the image collected in the image collection module by adopting a hidden Markov model, when the field personnel are identified to be trusted personnel, the protection mechanism does not work, when the field personnel do not contain the trusted personnel, the protection mechanism works, and the recognition formula of the hidden Markov model is delta = argmaxP (O) （k） Lambda), where argmax is the parameter function, k is the face image, O （k） For the observation sequence, λ is the training model, P is the probability, δ is the model sought;
the distance detection module detects an object through the infrared distance meter and measures the distance between the object and the camera.
In a preferred embodiment, the processing unit processes information in the detection unit, when the distance detection module detects that the distance between the object and the camera is less than one meter, the processing unit sends a command P to the control unit, and when the steel ball contacts the circuit board to cause the elastic piece to be electrified, the processing unit sends a command Q to the control unit;
the control unit comprises an instruction receiving module, a protection control module and a cutting-off control module, wherein the instruction receiving module receives an instruction P and an instruction Q, when the instruction P is received, the protection control module controls the electromagnet in the protection mechanism to be electrified, the glass arc plate is closed at the moment to protect the camera, when the instruction Q is received, the cutting-off control module controls the protective steel plate in the cutting-off mechanism to be electrified at the moment, and the cutter cuts off the lead to prevent the mounting clamping groove from being damaged.
The invention has the technical effects and advantages that:
1. according to the invention, the electromagnet, the glass arc plate and the glass arc plate are arranged, when a person approaches the camera, the electromagnet is electrified, and magnetic repulsion force is generated between the electromagnet and the moving plate after the electromagnet is electrified, so that the moving plate drives the glass arc plate to move, the glass arc plates on two sides are closed, the camera is protected, and the camera is prevented from being damaged;
2. according to the invention, the strong magnetic block, the steel ball, the elastic sheet and the circuit board are arranged, when the camera is hit violently, the steel ball and the strong magnetic block are separated, the steel ball moves towards the circuit board in the fixed cylinder and is contacted with the circuit board, the two circuit boards are connected through the steel ball, and current passes through the elastic sheet, so that the cutting mechanism can work;
3. the servo motor, the first mounting block, the second mounting block and the cutter are arranged, when the servo motor works, the rotating plate can be driven to rotate, the first connecting plate and the second connecting plate on two sides can be driven to rotate when the rotating plate rotates, the moving strip and the second mounting block can further move, when the moving strip moves, the first mounting block is driven to move through the connecting plate, the first mounting block and the second mounting block move oppositely, at the moment, the cutter is overlapped, the lead is cut off, the through hole of the protective steel plate is blocked, and the mounting clamping groove is protected.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an exploded view of the overall structure of the present invention.
Fig. 3 is a schematic view of the overall structure of the protection mechanism of the present invention.
Fig. 4 is a schematic view of the overall structure of the trigger mechanism of the present invention.
Fig. 5 is a cross-sectional view of the internal structure of the mounting table of the present invention.
Fig. 6 is a schematic view of the overall structure of the cutting mechanism of the present invention.
Fig. 7 is an exploded view of the cutting mechanism of the present invention.
FIG. 8 is a flow chart of the overall control system of the present invention.
The reference signs are: 1. an installation table; 2. a rotating table; 3. a camera; 4. a fixed block; 5. a protection mechanism; 501. an electromagnet; 502. moving the plate; 503. a glass arc plate; 504. a limiting strip; 6. a trigger mechanism; 601. a strong magnetic block; 602. a fixed cylinder; 603. a steel ball; 604. a spring plate; 605. a circuit board; 7. a cutting mechanism; 701. protecting the steel plate; 702. a fixing plate; 703. a servo motor; 704. a rotating plate; 705. a first connecting plate; 706. a second connecting plate; 707. a moving bar; 708. a connecting plate; 709. a first mounting block; 710. a second mounting block; 711. a limiting box; 712. a support plate; 713. a cutter; 8. and installing a clamping groove.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention, and the forms of the structures described in the following embodiments are merely examples, and the network monitoring camera with an anti-theft early warning structure according to the present invention is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person having ordinary skill in the art without creative efforts belong to the scope of the present invention.
Referring to fig. 1, 2 and 3, the invention provides a network monitoring camera with an anti-theft early warning structure, which comprises an installation table 1, wherein the bottom end of the installation table 1 is movably connected with a rotating table 2, the bottom end of the rotating table 2 is fixedly connected with a camera 3, the bottom end of the side surface of the rotating table 2 is fixedly connected with a fixed block 4, the inner part of the fixed block 4 is movably connected with a protection mechanism 5, the center of the bottom end of the installation table 1 is fixedly connected with a cutting mechanism 7, two corners of the fixed block 4, which are far away from the rotating table 2, are respectively and fixedly connected with a trigger mechanism 6, the protection mechanism 5 comprises an electromagnet 501 for providing power, the middle part of the inner side of the fixed block 4 is provided with a chute for moving a moving plate 502 to move, one side of the chute far away from the rotating table 2, the electromagnet 501 is fixedly connected with a moving plate 502, two sides of the moving plate are movably connected with limit strips 504, the sides of the limit strips 504 are fixedly connected with the inner side surface of the fixed block 4, the bottom end of the moving plate 502 is fixedly connected with a glass arc plate 503, one side of the chute of the fixed block 4 is communicated with the rotating table 2, the rotating table 502, the top end of the moving plate 502 is provided with the rotating table 2, the top end of the moving plate 502 is provided with an arc groove, the arc groove matched with the arc groove of the moving plate 502, the arc groove of the moving plate 2, the moving plate 5 is provided with arc groove, two arc grooves, the arc grooves of the two arc plates 503, the two arc plates 503 are distributed on the two arc plates 2, the two arc plates 503, the two arc plates are distributed on the two arc plates 3, and can wrap the rotating table 2, and the two arc plates 3.
In the embodiment of the present application, when the protection mechanism 5 works, the electromagnet 501 is powered on at this time, and the moving plate 502 drives the glass arc plate 503 to move, the side surface of the moving plate 502 is provided with the limiting strip 504, so as to ensure the stability of the moving plate 502 when moving, after the moving plate 502 drives the glass arc plate 503 to move, the glass arc plate 503 wraps the camera 3 at this time, so as to prevent the camera 3 from being damaged, the glass arc plate 503 is tempered glass, so when protecting the camera 3, the camera 3 can still normally perform image acquisition, the chute of the fixed block 4 is communicated with the rotating table 2, and the top end of the moving plate 502 is adapted to the side surface of the rotating table 2, so as to ensure that the moving plate 502 has a sufficient moving distance, so as not to affect the camera 3 to shoot when separating, it should be noted that the rotating table 2 can drive the camera 3 to rotate, and the camera 3 can automatically track the personnel on site, which belongs to an existing technical means of the network monitoring camera, so that the present application does not introduce details on the structure thereof.
Referring to fig. 4, the trigger mechanism 6 includes a strong magnetic block 601 fixed to the fixed block 4, the strong magnetic block 601 is located in a mounting groove of the fixed block 4, a fixed cylinder 602 is fixedly connected to a side of the strong magnetic block 601, a steel ball 603 is movably connected to an inner side of the fixed cylinder 602, a side of the steel ball 603 contacts with a side of an elastic sheet 604, a circuit board 605 is disposed on a side of the fixed cylinder 602 away from the strong magnetic block 601, the elastic sheet 604 is fixedly connected to the other side of the circuit board 605, the elastic sheet 604 is fixedly connected to a side of the mounting groove in the fixed block 4, the circuit board 605 is provided with two pieces, the two pieces of circuit board 605 are in mirror symmetry with respect to a center piece of the steel ball 603, a distance between the circuit board 605 and the fixed cylinder 602 is half of a radius of the steel ball 603, and a distance between the two pieces of the circuit board 605 is equal to a radius length of the steel ball 603.
In the embodiment of the application, when an unidentified person on site smashes the equipment, the impact force when striking the equipment at this moment is greater than the magnetic force between the strong magnetic block 601 and the steel ball 603, therefore, the steel ball 603 can move towards the circuit board 605, and the fixed blocks 4 are two groups, two corners of each group of fixed blocks 4 are respectively provided with the trigger mechanism 6, therefore, striking in different directions can enable the trigger mechanism 6 to work, when the steel ball 603 moves in the fixed cylinder 602 and contacts with the circuit board 605, the circuit board 605 is connected through the steel ball 603 at this moment, thereby completing a complete loop, at this moment, the elastic sheet 604 is electrified, the controllable cutting mechanism 7 works, the distance between the circuit board 605 and the fixed cylinder 602, and the distance between the circuit board 605, when ensuring that the steel ball 603 contacts with the circuit board 605, the contact with the two circuit boards 605 can be simultaneously carried out.
Referring to fig. 5, 6 and 7, the cutting mechanism 7 includes a servo motor 703 providing power, an output shaft of the servo motor 703 is fixedly connected with a rotating plate 704, two sides of the rotating plate 704 are respectively and fixedly connected with a first connecting plate 705 and a second connecting plate 706, a side of the second connecting plate 706 away from the servo motor 703 is fixedly and movably connected with a moving strip 707, a side of the moving strip 707 is fixedly connected with a connecting plate 708, a side of the connecting plate 708 away from the moving strip 707 is fixedly connected with a first mounting block 709, a side of the second connecting plate 706 away from the servo motor 703 is fixedly connected with a second mounting block 710, a side of the second mounting block 710 opposite to the first mounting block 709 is fixedly connected with a cutter 713, a clearance groove at the bottom end of the cutting mechanism 7 integral mounting table 1 is internally provided with a protection steel plate 701, a top end of the protection steel plate 701 is fixedly connected with a fixed plate 702, a side of the servo motor 703 is fixedly connected with a side of the fixed plate 702, the fixed plate 702 is forty-five degrees in the horizontal direction, two sides of the second mounting block 710 are movably connected with a limiting box 711, a limiting box 711 is provided with a wire for the wire of the second mounting block 701, and a wire is provided with a wire guide groove 711, and a guide wire is provided in the guide groove 711, and the guide groove 711 is provided in the guide groove 711, and the guide groove 711, the guide groove 711 is provided in the guide groove 711, and the guide groove 711 is provided in the guide groove 701.
In this embodiment, after the elastic sheet 604 generates current, the servo motor 703 is started, the servo motor 703 drives the rotating plate 704 to rotate after being started, the rotating plate 704 drives the first connecting plate 705 and the second connecting plate 706 on both sides to rotate when rotating, so that the moving strip 707 and the second mounting block 710 move, the first mounting block 709 is driven to move by the connecting plate 708 when the moving strip 707 moves, the first mounting block 709 and the second mounting block 710 move in opposite directions, so that the moving of the cutter 713 is driven to be faster, the cutter 713 overlaps after moving, so as to cut off the wire, and block the through hole of the protection steel plate 701, so as to protect the installation slot 8, when the memory card in the installation slot 8 is used for on-site monitoring information check, thereby preventing burglary, when an unidentified person violently damages the camera 3, at this time, see the wire in the installation slot 1, when the wire is pulled out, the installation slot 8 and the internal memory card may be damaged, and after the wire is cut off, at this time, the installation slot 1 is integrally installed, the protection slot 1 is made of a metal material, so that the wire is difficult to be damaged, when the wire is cut off, the wire, the protection slot 712 is conveniently, and the wire is moved to prevent the cutter 701 from being damaged, thereby, when the cutter 701 and the cutter 701 is moved to prevent the wire from being damaged, and the wire from being moved, and the wire from being damaged, when the wire is moved, and the wire is moved, thereby, and the wire is moved to prevent the wire from being damaged, and the wire from being damaged.
Referring to fig. 8, the detection unit includes an image acquisition module, a face recognition module and a distance detection module, the image acquisition module records field image information in real time, stores the field information in the installation card slot 8 and sends the field information to a terminal user through a wireless network;
the face recognition module carries out face recognition on the image collected in the image collection module by adopting a hidden Markov model, when the field personnel are recognized to be trusted personnel, the protection mechanism 5 does not work, when the field personnel do not contain the trusted personnel, the protection mechanism 5 works, and the recognition formula of the hidden Markov model is delta = arg maxP (O) （k） | λ), where argmax is the parameter function, k is the face image, O （k） For the observation sequence, λ is the training model, P is the probability, δ is the model sought;
the distance detection module detects an object through the infrared distance meter and measures the distance between the object and the camera 3;
this application is at first through the image acquisition module image acquisition in to the surveillance area, image information can be preserved in installation card slot 8, and send through wireless network, this moment when the network signal is not good, the image also can exist in installation card slot 8, can avoid the image to lose, thereby play better theftproof effect, adopt hidden Markov model to carry out face identification, calculate fast, can appear the personnel whether to be the trust personnel in the scene of quick discernment, the trust personnel carry out the personnel that the face types in for this application when installing, consequently when the personnel that appear in the scene are the non-trust personnel, camera 3 can send the police dispatch newspaper this moment, and send information for terminal personnel, thereby in time carry out the early warning.
Referring to fig. 8, the processing unit processes the information in the detection unit, when the distance detection module detects that the distance between the object and the camera 3 is less than one meter, the processing unit sends an instruction P to the control unit, and when the steel ball 603 contacts the circuit board 605 to electrify the elastic sheet 604, the processing unit sends an instruction Q to the control unit;
the control unit comprises an instruction receiving module, a protection control module and a cutting control module, wherein the instruction receiving module receives an instruction P and an instruction Q, when the instruction P is received, the protection control module controls the electromagnet 501 in the protection mechanism 5 to be electrified, the glass arc plate 503 is closed at the moment to protect the camera 3, when the instruction Q is received, the cutting control module controls the protection steel plate 701 in the cutting mechanism 7 to be electrified, and the cutter 713 cuts off a lead to prevent the installation clamping groove 8 from being damaged;
in the embodiment of the application, when distance detection module detects that the distance between object and camera 3 is less than one meter, and when being the untrusted personnel, in order to prevent the camera from damaging, instruction P sends this moment, protection mechanism 5 in time works, protect camera 3, and when the on-the-spot personnel have carried out the violence destruction to camera 3, in order to guarantee the completeness of monitoring information this moment, and can not destroyed, instruction Q sends this moment, shutdown mechanism 7 can cut off the wire, installation slot 8 is whole to be protected in mount table 1 this moment, thereby guarantee that installation slot 8's information is complete in mount table 1, later can read the information of the inside RAM card of installation slot 8, look over on-the-spot information, play the theftproof effect.
The working principle of the invention is as follows: according to the field image acquisition system, the camera 3 is used for carrying out field image acquisition, the rotating platform 2 can drive the camera 3 to rotate, so that field personnel can be automatically tracked, when the field personnel approach the camera 3, the electromagnet 501 can be electrified and generates magnetic repulsion with the moving plate 502, the moving plate 502 drives the glass arc plate 503 to move away from the electromagnet 501, the glass arc plates 503 on two sides wrap the camera 3, so that the camera 3 is protected, and the glass arc plate 503 is transparent, so that monitoring can be continuously carried out;
when the camera 3 is protected by the glass arc plate 503 and monitoring is continued, if an unknown person on the spot breaks the camera 3 by means of violence, the fixed block 4 is impacted at the moment, and when the fixed block 4 is impacted and the impact force is large, the magnetic force of the strong magnetic block 601 attracting the steel ball 603 is lower than the impact force, the steel ball 603 moves to the circuit board 605 and contacts with the two circuit boards 605, the circuit board 605 can form a complete passage at the moment, and current can be generated in the elastic sheet 604;
after the shell fragment 604 produces the electric current, servo motor 703 can start, servo motor 703 drives rotor plate 704 after starting to rotate, rotor plate 704 can drive the first connecting plate 705 and the second connecting plate 706 rotation of both sides when rotating, and then make removal strip 707 and the removal of second installation piece 710, remove strip 707 and drive first installation piece 709 through connecting plate 708 and remove when removing, first installation piece 709 and the removal of second installation piece 710 are relative each other, cutter 713 overlaps each other this moment, thereby cut off the wire, and block the clearing hole that protects steel sheet 701, thereby protect installation slot 8, the memory card in the accessible installation slot 8 afterwards carries out on-the-spot monitoring information and looks over, thereby prevent burglary.
And finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (8)
1. The utility model provides a take network surveillance camera head of theftproof early warning structure, includes mount table (1), its characterized in that: the bottom end of the mounting table (1) is movably connected with a rotating table (2), the bottom end of the rotating table (2) is fixedly connected with a camera (3), the bottom end of the side surface of the rotating table (2) is fixedly connected with a fixed block (4), the inside of the fixed block (4) is movably connected with a protection mechanism (5), the center of the bottom end of the mounting table (1) is fixedly connected with a cutting mechanism (7), and two corners, far away from the rotating table (2), of the fixed block (4) are both fixedly connected with trigger mechanisms (6);
the protection mechanism (5) comprises an electromagnet (501) for providing power, a sliding groove for moving the movable plate (502) is formed in the middle of the inner side of the fixed block (4), the electromagnet (501) is fixedly connected to one side, far away from the rotating table (2), in the sliding groove of the fixed block (4), the movable plate (502) is arranged on the side face of the electromagnet (501), limiting strips (504) are movably connected to two sides of the movable plate (502), the side faces of the limiting strips (504) are fixedly connected with the inner side of the fixed block (4), and a glass arc plate (503) is fixedly connected to the bottom end of the movable plate (502);
the trigger mechanism (6) comprises a strong magnetic block (601) fixed with the fixed block (4), the strong magnetic block (601) is located in a mounting groove of the fixed block (4), a fixed cylinder (602) is fixedly connected to the side face of the strong magnetic block (601), a steel ball (603) is movably connected to the inner side of the fixed cylinder (602), the side face of the steel ball (603) is in contact with the side face of an elastic sheet (604), a circuit board (605) is arranged on the side face, far away from the strong magnetic block (601), of the fixed cylinder (602), an elastic sheet (604) is fixedly connected to the other side of the circuit board (605), and the elastic sheet (604) is fixedly connected with the side face of the mounting groove in the fixed block (4);
the cutting mechanism (7) comprises a servo motor (703) for providing power, an output shaft of the servo motor (703) is fixedly connected with a rotating plate (704), two sides of the rotating plate (704) are respectively and fixedly connected with a first connecting plate (705) and a second connecting plate (706), the side face, far away from the servo motor (703), of the second connecting plate (706) is fixedly and movably connected with a moving strip (707), the side face of the moving strip (707) is fixedly connected with a connecting plate (708), the side face, far away from the moving strip (707), of the connecting plate (708) is fixedly connected with a first mounting block (709), the side face, far away from the servo motor (703), of the second connecting plate (706) is fixedly connected with a second mounting block (710), and the opposite face of the second mounting block (710) and the first mounting block (709) is fixedly connected with a cutter (713);
the camera (3) comprises a detection unit, a processing unit and a control unit, the detection unit detects people coming from the outside through the camera (3) and forms detection information, the processing unit is located inside the installation platform (1) and processes the detection information in the detection unit, when the outside people are close to the camera (3), the processing unit sends information to the control unit, the control unit controls the protection mechanism (5) to protect the camera (3), when the trigger mechanism (6) is triggered, the control unit controls the cut-off mechanism (7) to cut off a circuit, and an installation clamping groove (8) in the installation platform (1) is protected.
2. The network monitoring camera with the anti-theft early warning structure according to claim 1, characterized in that: one side that is close to revolving stage (2) in fixed block (4) spout communicates with each other with revolving stage (2), the arc wall with the side looks adaptation of revolving stage (2) is seted up on the top of movable plate (502), protection mechanism (5) are two sets of, distribute in the both sides of revolving stage (2), and two glass arc boards (503) can wrap up camera (3) completely.
3. The network monitoring camera with the anti-theft early warning structure according to claim 1, characterized in that: the two circuit boards (605) are arranged, the two circuit boards (605) are in mirror symmetry with respect to the center piece of the steel ball (603), the distance between the circuit boards (605) and the fixed cylinder (602) is half of the radius of the steel ball (603), and the distance between the two circuit boards (605) is equal to the radius length of the steel ball (603).
4. The network monitoring camera with the anti-theft early warning structure according to claim 1, characterized in that: shutdown mechanism (7) whole be located avoiding of mount table (1) bottom inslot, the bottom fixedly connected with protection steel sheet (701) in groove is kept away in mount table (1), the top fixedly connected with fixed plate (702) of protection steel sheet (701), the side of servo motor (703) and the side fixed connection of fixed plate (702), fixed plate (702) are forty-five degrees contained angles with the horizontal direction.
5. The network monitoring camera with the anti-theft early warning structure according to claim 4, characterized in that: the two sides of the second mounting block (710) are movably connected with a limiting box (711), a sliding groove for the second mounting block (710) to move is formed in the limiting box (711), limiting holes matched with the connecting plate (708) are formed in two ends of the sliding groove of the second mounting block (710), and the bottom end of the limiting box (711) is fixedly connected with the top end of the protection steel plate (701).
6. A network monitoring camera with an anti-theft early warning structure according to claim 5, characterized in that: the wire-guiding protection device is characterized in that an installation clamping groove (8) is fixedly connected to the upper portion of the limiting box (711), two supporting plates (712) are fixedly connected to the inner side of the limiting box (711), wires of the installation clamping groove (8) are fixedly connected to the inner side of each supporting plate (712), a position avoiding groove for the wires to pass through is formed in the protection steel plate (701), and the wires are fixedly connected with the protection steel plate (701).
7. The network monitoring camera with the anti-theft early warning structure according to claim 6, characterized in that: the detection unit comprises an image acquisition module, a face recognition module and a distance detection module, wherein the image acquisition module is used for recording field image information in real time, storing the field information in the installation clamping groove (8) and sending the field information to a terminal user through a wireless network;
the face recognition module carries out face recognition on the image collected in the image collection module by adopting a hidden Markov model, and when the field personnel are recognized as trusted personnel, the protection mechanism is used for protecting the field personnel(5) The protection mechanism (5) does not work when the field personnel do not contain trusted personnel, and the identification formula of the hidden Markov model is delta = argmaxP (O) （k） | λ), where argmax is the parameter function, k is the face image, O （k） For the observation sequence, λ is the training model, P is the probability, δ is the model sought;
the distance detection module detects an object through the infrared distance meter and measures the distance between the object and the camera (3).
8. A network monitoring camera with an anti-theft early warning structure according to claim 7, characterized in that: the processing unit processes information in the detection unit, when the distance detection module detects that the distance between an object and the camera (3) is less than one meter, the processing unit sends an instruction P to the control unit, and when the steel ball (603) is in contact with the circuit board (605) to cause the elastic sheet (604) to be electrified, the processing unit sends an instruction Q to the control unit;
the control unit comprises an instruction receiving module, a protection control module and a cutting-off control module, wherein the instruction receiving module receives an instruction P and an instruction Q, when the instruction P is received, the electromagnet (501) in the protection control module control protection mechanism (5) is electrified, the glass arc plate (503) is closed at the moment to protect the camera (3), when the instruction Q is received, the protection steel plate (701) in the cutting-off control module control cutting-off mechanism (7) is electrified at the moment, the cutter (713) cuts off a lead, and the installation clamping groove (8) is prevented from being damaged.
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| CN115834988A (en) | 2023-03-21 |
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