CN111866472B - Fire-fighting monitoring management system and fire-fighting monitoring control method - Google Patents
Fire-fighting monitoring management system and fire-fighting monitoring control method Download PDFInfo
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- CN111866472B CN111866472B CN202010769908.4A CN202010769908A CN111866472B CN 111866472 B CN111866472 B CN 111866472B CN 202010769908 A CN202010769908 A CN 202010769908A CN 111866472 B CN111866472 B CN 111866472B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 239000000779 smoke Substances 0.000 claims description 16
- 230000002441 reversible effect Effects 0.000 claims description 8
- 230000000007 visual effect Effects 0.000 claims description 8
- 230000005389 magnetism Effects 0.000 claims description 7
- 230000001154 acute effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/12—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
- G08B17/125—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions by using a video camera to detect fire or smoke
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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
- H04N23/60—Control of cameras or camera modules
- H04N23/695—Control of camera direction for changing a field of view, e.g. pan, tilt or based on tracking of objects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Closed-Circuit Television Systems (AREA)
- Fire Alarms (AREA)
Abstract
The invention discloses a fire-fighting monitoring management system and a fire-fighting monitoring control method, wherein the fire-fighting monitoring management system comprises a camera, a transmission device, a rear-end storage device, a main control system and a display device, wherein the camera is electrically connected with the main control system through the transmission device; the left and right deviation mechanism comprises a first bracket, a second bracket, a motor, a screw rod, a driving rod, a driven rod and a support platform; the first bracket and the second bracket are arranged on the bottom plate; the motor is arranged at the rear side of the second bracket; one end of the screw rod is rotationally connected with the first bracket, and the other end of the screw rod is in transmission connection with the motor; a slide block nut is arranged on the screw rod; one end of the driving rod is hinged with the upper end face of the sliding block nut, and the other end of the driving rod is hinged with the middle part of the driven rod; the supporting platform is arranged on the bottom plate; one end of the driven rod is hinged with the support platform, and a moving plate I is arranged at the other end of the driven rod; the invention can be arranged above the moving plate I in a vertically rotating manner.
Description
Technical Field
The invention relates to the technical field of fire fighting equipment, in particular to a fire fighting monitoring management system and a fire fighting monitoring control method.
Background
Along with the progress of science and technology, urban construction promotes high-tech intellectuality, sets up supervisory equipment to fire control passageway or the highway section that takes place the fire incident easily, is used for the conflagration control through fire control monitoring management system. However, the existing fire monitoring equipment is small in quantity, and a monitoring system is usually provided with a camera specially for a position to be monitored to realize video monitoring, and the mode has the defects that the position of the camera is dead, an area outside a specific area (namely the position specially monitored) is difficult to shoot, namely, the visual angle cannot be adjusted, and once the conditions such as fire and the like occur, the conditions cannot be timely found by the existing camera device, so that a fire monitoring management system and a fire monitoring control method which can adjust the angle, automatically monitor and alarm and expand the monitoring range are needed.
Disclosure of Invention
In view of the technical problems in the background art, the invention provides a fire-fighting monitoring management system and a fire-fighting monitoring control method, which can adjust the angle, automatically monitor and alarm and expand the monitoring range. In order to achieve the purpose, the invention provides the following technical scheme:
a fire control monitoring and management system comprises a camera, a transmission device, a rear-end storage device, a main control system and a rear-end display device, wherein the camera is electrically connected with the main control system through the transmission device; the left-right deviation mechanism comprises a first bracket, a second bracket, a motor, a screw rod, a driving rod, a driven rod and a supporting platform; the first support and the second support are sequentially arranged on the bottom plate along the front-back direction; the motor is arranged on the rear side of the second bracket; one end of the screw rod is rotatably connected with the first support, and the other end of the screw rod extends out of the second support to be in transmission connection with the motor; the screw rod is provided with a sliding block nut matched with the screw rod; one end of the driving rod is hinged with the upper end face of the slider nut, and the other end of the driving rod is hinged with the middle part of the driven rod; the support table is arranged on the bottom plate and at a position close to one side of the screw rod; one end of the driven rod is hinged with the support table, and a moving plate I is fixedly arranged at the other end of the driven rod; the camera can be arranged above the moving plate I in a vertically rotating mode.
The fire fighting monitoring management system also comprises an up-and-down deviation mechanism; the up-down deviation mechanism comprises a rotating bracket, a rotating shaft, a rotating groove and a moving plate II; the number of the rotating supports is two; the two rotating supports are arranged at the left side and the right side of the moving plate I; two ends of the rotating shaft are respectively and rotatably connected with the two rotating brackets; a circular-ring-shaped bulge is arranged below the rotating groove and is sleeved on the rotating shaft; a sliding block matched with the rotating groove is arranged in the rotating groove, and limiting plates are arranged on two sides of the sliding block in an outward extending mode; the inner side surfaces of the two limit plates are abutted against the corresponding side walls of the rotating grooves; the inner wall of the rotating groove is provided with a magnet layer; the sliding block adopts an electromagnet; the camera is arranged on one side surface of the rotating groove far away from the driving rod; the moving plate II is arranged on the outer side of the hinged position of the driven rod and the supporting table, and the lower end face of the moving plate II is abutted against the supporting table; the sliding chute bracket is L-shaped, one end of the sliding chute bracket is fixedly connected with the sliding chute, and the other end of the sliding chute bracket is fixedly connected with the moving plate II; the moving strip is movably arranged above the moving plate I and close to one side of the rotating groove along the front-back direction of the moving plate I; one end of the moving strip is hinged to the sliding block, and the other end of the moving strip extends out of the sliding groove and is matched with the sliding groove.
The up-down deviation mechanism also comprises a cylinder bracket and a cylinder; the cylinder bracket is arranged on the moving plate II; the fixed end of the air cylinder is arranged on the air cylinder bracket; and a piston rod of the air cylinder is fixedly connected with one end of the moving strip extending out of the sliding groove.
The fire-fighting monitoring management system also comprises a control panel; the control panel is provided with a left key, a right key, an upper key and a lower key; the left key and the right key are electrically connected with the motor through a master control system; the upper and lower keys are electrically connected with the cylinder and the electromagnet through a master control system.
The fire-fighting monitoring management system also comprises an image recognizer and an alarm; the camera is electrically connected with the image recognizer through a master control system; the image recognizer is electrically connected with the alarm through a master control system.
The camera and the rotation groove are detachably connected.
And a circle of dustproof cover is arranged on the camera.
A fire monitoring control method of the fire monitoring management system; the control method comprises the following steps:
(1) the main control system controls the stepping motor to rotate a plurality of forward circles and a plurality of reverse circles alternately, the camera rotates from left to right and from right to left, the angular deviation of one period is completed, and automatic monitoring is realized;
(2) the main control system controls the stepping motor to stop rotating when the stepping motor rotates forwards or reversely by a unit angle, controls the piston rod of the air cylinder to move back and forth, realizes the maximum angular deviation of pitching, then carries out the left-right deviation of the next unit angle, realizes the simultaneous up-down deviation in the left-right deviation, and carries out full-coverage scanning monitoring on the fire fighting channel within the view angle range;
(3) a Cartesian coordinate system is established, the central point of the intersecting surface of the camera extending to the direction of the rotating groove and the central vertical plane of the rotating groove is taken as a visual angle capturing point, in the scanning process, the camera shoots the picture of each rotating unit angle and transmits the picture to the rear end for storage through the main control system, the image and the corresponding coordinate are recorded, meanwhile, the image is transmitted to an image recognizer, when the image recognizer recognizes that the image has the characteristics of fire, smoke and the like, the alarm is controlled to realize automatic alarm, when the image recognizer recognizes the image, the camera deviates to the next coordinate, the pattern of the smoke generating fire is identified through the master control system, the corresponding coordinate is read, the stepping motor is controlled to rotate reversely or the piston rod of the air cylinder moves reversely to return to the coordinate of the picture when the smoke generating fire occurs, the electromagnet is electrified to have magnetism, and the camera is fixed in angle for shooting.
The invention has the beneficial effects that:
1. the fire-fighting monitoring management system realizes the angle adjustment of the cameras in the up-down, left-right and left-right directions through the left-right deviation mechanism and the up-down deviation mechanism, enlarges the monitoring range, improves the monitoring efficiency, avoids installing a plurality of cameras for multi-angle monitoring, and can reduce the cost;
2. the main control system controls the stepping motor to rotate a plurality of forward rings and a plurality of reverse rings alternately, the camera rotates from left to right and from right to left to complete the angular deviation of one period, automatic monitoring is realized, the control motor stops rotating when rotating a unit angle every time when rotating in the forward direction or the reverse direction, the piston rod of the control cylinder moves back and forth to realize the maximum angular deviation of pitching, then the rotation of the left and right deviation is carried out on the next step, the simultaneous up and down deviation in the left and right deviation is realized, the fire fighting channel in the view angle range is subjected to full-coverage scanning monitoring and controlling
3. The main control system establishes a Cartesian coordinate system, takes the intersection point of the camera extending towards the direction of the rotating groove and the central vertical plane of the rotating groove) as a visual angle capturing point, in the scanning process, the camera shoots the picture of each rotating unit angle and transmits the picture to the rear end for storage through the main control system, the image and the corresponding coordinate are recorded, meanwhile, the image is transmitted to an image recognizer, when the image recognizer recognizes that the image has the characteristics of fire, smoke and the like, the alarm is controlled to realize automatic alarm, when the image recognizer recognizes the image, the camera deviates to the next coordinate, the main control system identifies the pattern of the smoke generating fire, reads the corresponding coordinates, controls the stepping motor to rotate reversely or controls the piston rod of the air cylinder to move reversely to return to the coordinates of the picture when the smoke generating fire, and the electromagnet is electrified to have magnetism and the camera angle is fixed for shooting;
4. meanwhile, the angle of the camera can be manually adjusted through the control panel to adapt to different requirements, the motor rotates reversely or positively by pressing a left button or a right button, so that the slider nut moves towards or away from the first support, the included angle (acute angle) between the driving rod and the lead screw is reduced or increased, the moving plate I on the driven rod drives the camera to rotate leftwards or rightwards around the hinged position of the driven rod and the support table according to a required angle, and the angle adjustment of the left direction and the right direction of the camera is realized;
5. by pressing down an 'up' key or a 'down' key, an electromagnet (a sliding block) is controlled not to be electrified, the sliding block can freely slide in a rotating groove, and meanwhile, an air cylinder is started, so that a piston rod moves forwards or backwards, the piston rod pushes the sliding block to move downwards or upwards in the rotating groove, the rotating groove is pushed to rotate around the rotating shaft, an included angle (acute angle) between the rotating groove and a bottom plate is increased or decreased, and the pitching angle adjustment of a camera is controlled;
6. the camera and the rotating groove can be detachably connected, so that the camera can be maintained or replaced conveniently.
Drawings
FIG. 1 is a schematic diagram of a fire monitoring and management system according to the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of the position structure of the vertical offset mechanism of the present invention;
FIG. 4 is a schematic view showing a structure of a position of a rotating shaft according to the present invention;
FIG. 5 is a functional block diagram of the fire monitoring management system of the present invention;
FIG. 6 is a schematic view of a coordinate system of a camera view capture point according to the present invention;
in the figure, 1-a bottom plate, 2-a first bracket, 3-a lead screw, 4-a slide block nut, 5-a second bracket, 6-a stepping motor, 7-a support table, 8-a moving plate II, 9-a cylinder bracket, 10-a cylinder, 11-a piston rod, 12-a chute bracket, 13-a chute, 14-a moving strip, 15-a rotating groove, 1501-a circular ring-shaped bulge, 16-a camera, 17-a dust cover, 18-a limiting plate, 19-a rotating shaft, 20-a moving plate I, 21-a rotating bracket, 22-a driving rod, 23-a driven rod, 24-a slide block, 25-a left-right offset mechanism and 26-an up-down offset mechanism.
Detailed Description
Referring to fig. 1 to 6, a fire monitoring and management system includes a camera 16, a transmission device, a rear-end storage, a main control system, and a rear-end display device, wherein the main control system is disposed in an external monitoring room, the camera 16 is electrically connected to the main control system through the transmission device, the main control system is connected to the rear-end storage and the rear-end display device, and the fire monitoring and management system further includes a base plate 1, a left-right offset mechanism 25, and a vertical offset mechanism 26; the left-right offset mechanism 25 comprises a first bracket 2, a second bracket 5, a stepping motor 6, a screw rod 3, a driving rod 22, a driven rod 23 and a support table 7; the first bracket 2 and the second bracket 5 are sequentially arranged on the bottom plate 1 along the front-back direction; the stepping motor 6 is arranged at the rear side of the second bracket 5; one end of the screw rod 3 is rotationally connected with the first bracket 2, and the other end of the screw rod extends out of the second bracket 5 to be in transmission connection with the stepping motor 6; the screw rod 3 is provided with a slide block nut 4 matched with the screw rod 3; one end of the driving rod 22 is hinged with the upper end face of the slider nut 4, and the other end of the driving rod is hinged with the middle part of the driven rod 23; the support table 7 is arranged on the bottom plate 1 and at a position close to one side of the screw rod 3; one end of the driven rod 23 is hinged with the support table 7, the other end is fixedly provided with a moving plate I20, and the camera 16 is arranged above the moving plate I20 in a vertically rotating mode. When the stepping motor 6 is started, the slider nut 4 moves back and forth on the screw rod 3, and the driving rod 22 drives the driven rod 23 to rotate around the hinged part of the driven rod 23 and the support table 7, so that the camera 16 on the moving plate on the driven rod 23 can rotate left and right around the hinged part of the driven rod 23 and the support table 7, and the angle adjustment of left and right offset is realized;
the fire monitoring management system further includes an up-down biasing mechanism 26; the up-down deviation mechanism 26 further comprises a rotating bracket 21, a rotating shaft 19, a rotating groove 15 and a moving plate II 8; two rotating supports 21 are provided; the two rotating brackets 21 are arranged at the left side and the right side of the moving plate I20; two ends of the rotating shaft 19 are respectively and rotatably connected with the two rotating brackets 21; a circular ring-shaped bulge 1501 is arranged below the rotating groove 15, and the circular ring-shaped bulge 1501 is sleeved on the rotating shaft 19; a sliding block 24 matched with the rotating groove 15 is arranged in the rotating groove 15, and limiting plates 18 are arranged on two sides of the sliding block 24 in an outward extending mode; the inner side surfaces of the two limit plates 18 are abutted against the corresponding side walls of the rotating groove 15, and the two limit plates 18 are used for limiting the sliding block 24 to slide up and down in the rotating groove 15; a magnet layer is arranged on the inner wall of the rotating groove 15; the slide block 24 adopts an electromagnet; the camera 16 is arranged on one side surface of the rotating groove 15 far away from the driving rod 22; the moving plate II 8 is arranged on the outer side of the hinged position of the driven rod 23 and the support table 7, and the lower end face of the moving plate II 8 is abutted against the support table 7; the chute bracket 12 is L-shaped, one end of the chute bracket 12 is fixedly connected with the chute 13, and the other end of the chute bracket 12 is fixedly connected with the moving plate II 8; the moving strip 14 is arranged above the moving plate I20 and at a position close to one side of the rotating groove 15 in a manner of moving along the front-back direction of the moving plate I20; one end of the moving strip 14 is hinged with the sliding block 24, and the other end extends out of the sliding groove 13 and is matched with the sliding groove 13.
The up-down deviation mechanism 26 also comprises a cylinder bracket 9 and a cylinder 10; the cylinder bracket 9 is arranged on the moving plate II 8; the fixed end of the cylinder 10 is arranged on the cylinder bracket 9; the piston rod 11 of the air cylinder 10 is fixedly connected with one end, extending out of the sliding chute 13, of the moving strip 14, the piston rod 11 of the air cylinder 10 pushes the moving strip 14 to move back and forth, so that the sliding block 24 moves up and down in the rotating groove 15, the rotating groove 15 rotates around the rotating shaft 19, and the pitching angle of the camera 16 on the rotating groove 15 is adjusted. When the stepping motor 6 is started, the driven rod 23 is driven to rotate around the hinged position of the driven rod 23 and the supporting table 7, and meanwhile the moving plate I20 and the moving plate II 8 at the two ends of the driven rod 23 are driven to synchronously rotate along with the driven rod 23.
The fire-fighting monitoring management system also comprises a control panel; the control panel is arranged in an external monitoring room, monitoring personnel can manually operate the control panel, and the control panel is provided with a left button, a right button, an upper button, a lower button and a stop button; the left and right keys are electrically connected with the stepping motor 6 through a master control system to control the forward rotation or the reverse rotation of the stepping motor 6; the upper and lower button passes through master control system and cylinder 10 and electromagnet electrical property and links to each other, piston rod 11 of control cylinder 10 is forward or backward moved, control electromagnet (slider 24) not circular telegram simultaneously, lose magnetism, make slider 24 can freely move from top to bottom in rotation groove 15, when pressing the stop button, step motor 6, cylinder 10 do not all work, control electromagnet (slider 24) circular telegram, resume magnetism, make slider 24 and the magnet layer fixed connection who rotates in the groove 15, make camera 16's every single move angle fixed.
The fire-fighting monitoring management system also comprises an image recognizer and an alarm; the camera 16 is electrically connected with the image recognizer through the master control system, the camera 16 reads images in the fire fighting channel, the images are transmitted to the image recognizer through the master control system, and the fire condition monitoring in the monitoring range is realized by applying an image analysis technology; the image recognizer is electrically connected with the alarm through the master control system, the characteristics of fire, smoke and the like appear, and the automatic alarm is realized by controlling the alarm through the master control system.
The camera 16 is detachably connected with the rotating groove 15, so that the camera 16 can be conveniently repaired or replaced.
A ring of dust covers 17 are arranged on the camera 16.
A fire monitoring control method of the fire monitoring management system; the control method comprises the following steps:
(1) the main control system controls the stepping motor 6 to rotate a plurality of circles in the forward direction and a plurality of circles in the reverse direction alternately, the camera 16 rotates from left to right and from right to left, the angular deviation of one period is completed, and automatic monitoring is realized;
(2) the main control system controls the stepping motor 6 to stop rotating every time the stepping motor rotates forwards or reversely by a unit angle, controls the piston rod 11 of the cylinder 10 to move back and forth, realizes the maximum angle deviation of pitching, then carries out the left-right deviation of the unit angle of the next step, realizes the simultaneous up-down deviation in the left-right deviation, and carries out full-coverage scanning monitoring on the fire fighting channel within the view angle range;
(3) the main control system establishes a Cartesian coordinate system, an intersection point of a horizontal plane where a central axis of a hinged position of a driven rod and a support table and a central axis of a rotating shaft are located is used as an origin O, a width direction of the support table is used as an X-axis direction, a length direction of the support table is used as a Y-axis direction, a height direction of the support table is used as a Z-axis direction, a central point of an intersection plane of a camera extending towards a rotating groove direction and a rotating groove central vertical plane (a rotating groove and camera contact plane is used as a vertical plane) is used as an visual angle capturing point A, a vertical intersection point of the origin O and the central axis of the rotating shaft is used as a B, and coordinates of the visual angle capturing point A are (X, Y and Z), wherein X is (ABCos beta + OB) cos alpha, Y is (ABCos beta + OB) sin alpha, and Z is ABcos beta.
In the formula, OB is the vertical distance from the origin to the central axis of the rotating shaft, i.e. the rotating radius of left-right offset, α is the angle between the driven rod and the X-axis, AB is the rotating radius of up-down offset, and β is the angle between the rotating groove and the Z-axis, as shown in fig. 6.
In the scanning process, the camera shoots the picture of each rotating unit angle and transmits the picture to the rear end through the master control system for storage, the image and the corresponding coordinate are recorded and transmitted to the image recognizer, when the image recognizer recognizes that the image has the characteristics of fire, smoke and the like, the alarm is controlled to realize automatic alarm, when the image recognizer recognizes the image, the camera 16 deviates to the next coordinate, the master control system recognizes the image with the fire and smoke and reads the corresponding coordinate, the stepping motor 6 is controlled to rotate reversely or the piston rod of the air cylinder 10 is controlled to move reversely to return to the coordinate of the picture when the fire and smoke occurs, the electromagnet is electrified to have magnetism, and the angle of the camera 16 is fixed for shooting.
As shown in fig. 1-6, the working principle and flow of the present invention are as follows:
master control system control step motor 6 forward a plurality of circles and a plurality of circles of reverse rotation in turn, camera 16 rotates from a left side to the right side, from the right side to the left side, accomplish the angular deflection of a cycle, realize automatic monitoring, master control system control step motor 6 stall when forward or the unit angle of reverse rotation, the piston rod 11 round trip movement of control cylinder 10, realize the biggest angular deflection of every single move, carry out unit angle's on next step left and right sides skew again, realize the upper and lower skew simultaneously in the skew of controlling, carry out the full coverage scanning control to the fire control passageway in the visual angle scope. The main control system establishes a Cartesian coordinate system, takes the intersection point of the camera extending towards the direction of the rotating groove and the central vertical plane of the rotating groove) as a visual angle capturing point, in the scanning process, the camera shoots the picture of each rotating unit angle and transmits the picture to the rear end for storage through the main control system, the image and the corresponding coordinate are recorded, meanwhile, the image is transmitted to an image recognizer, when the image recognizer recognizes that the image has the characteristics of fire, smoke and the like, the alarm is controlled to realize automatic alarm, when the image recognizer recognizes the image, the camera 16 is already shifted to the next coordinate, the graph of the smoke generating the fire is identified through the master control system, the corresponding coordinate is read, the stepping motor 6 is controlled to rotate reversely or the piston rod of the air cylinder 10 moves reversely to return to the coordinate of the picture when the smoke generating the fire, the electromagnet is electrified to have magnetism, and the angle of the camera 16 is fixed for shooting.
Simultaneously monitoring personnel also to can manual regulation control panel in outside monitor room, adjust the angle of camera to adapt to different demands, carry out the angle modulation of skew about needs to camera 16: when the right button is pressed, the stepping motor 6 starts to rotate forwards, so that the nut 4 of the sliding block 24 moves towards the first support 2, the included angle (acute angle) between the driving rod 22 and the lead screw 3 is increased, the driven rod 23 rotates around the hinged position of the driven rod 23 and the support table 7, and the driven rod rotates towards the direction (right) far away from the first support 2; the left button is pressed, the stepping motor 6 is started to rotate reversely, the nut 4 of the sliding block 24 moves towards the direction close to the second support 5, the included angle (acute angle) between the driving rod 22 and the lead screw 3 is reduced, the driven rod 23 rotates around the hinged position of the driven rod 23 and the support table 7 and rotates towards the direction close to the first support 2 (towards the left), and the moving plate I20 on the driven rod 23 drives the camera 16 to rotate around the hinged position of the driven rod 23 and the support table 7 towards the left or the right according to the required angle by pressing the left or right button.
When the camera 16 needs to be adjusted in an angle of vertical offset: when a 'down' key is pressed down, the electromagnet (the sliding block 24) is controlled not to be electrified, the sliding block 24 can freely slide in the rotating groove 15, and meanwhile, the air cylinder 10 is started, so that the piston rod 11 moves forwards, the piston rod 11 pushes the sliding block 24 to move downwards in the rotating groove 15, the rotating groove is pushed to rotate around the rotating shaft 19, and the included angle (acute angle) between the rotating groove and the bottom plate 1 is reduced; when the 'up' button is pressed down, the electromagnet is controlled not to be electrified, the sliding block 24 can freely slide in the rotating groove 15, and the air cylinder 10 is started simultaneously, so that when the piston rod 11 moves backwards, the piston rod 11 pushes the sliding block 24 to move upwards in the rotating groove 15, the rotating groove is pushed to rotate around the rotating shaft 19, and the included angle (acute angle) between the rotating groove and the bottom plate 1 is increased; the tilt angle of the camera 16 is controlled by pressing the "up" or "down" button.
Claims (7)
1. The utility model provides a fire control management system, includes camera, transmission equipment, rear end storage, major control system and rear end display device, and the camera passes through transmission equipment and links to each other with the major control system electrical property, and the major control system stores with the rear end and links to each other its characterized in that with rear end display device: the fire-fighting monitoring management system also comprises a bottom plate, a left-right offset mechanism and an up-down offset mechanism; the left-right deviation mechanism comprises a first bracket, a second bracket, a stepping motor, a screw rod, a driving rod, a driven rod and a supporting platform; the first support and the second support are sequentially arranged on the bottom plate along the front-back direction; the motor is arranged on the rear side of the second bracket; one end of the screw rod is rotationally connected with the first support, and the other end of the screw rod extends out of the second support to be in transmission connection with the motor; the screw rod is provided with a sliding block nut matched with the screw rod; one end of the driving rod is hinged with the upper end face of the slider nut, and the other end of the driving rod is hinged with the middle part of the driven rod; the support table is arranged on the bottom plate and at a position close to one side of the screw rod; one end of the driven rod is hinged with the support table, and a moving plate I is fixedly arranged at the other end of the driven rod; the camera is arranged above the moving plate I in a vertically rotatable manner; the up-down deviation mechanism comprises a rotating support, a rotating shaft, a rotating groove, a moving plate II, a sliding groove support and a moving strip; the number of the rotating supports is two; the two rotating supports are arranged at the left side and the right side of the moving plate I; two ends of the rotating shaft are respectively and rotatably connected with the two rotating brackets; a circular-ring-shaped bulge is arranged below the rotating groove and is sleeved on the rotating shaft; a sliding block matched with the rotating groove is arranged in the rotating groove, and limiting plates are arranged on two sides of the sliding block in an outward extending mode; the inner side surfaces of the two limit plates are abutted against the corresponding side walls of the rotating grooves; the inner wall of the rotating groove is provided with a magnet layer; the sliding block adopts an electromagnet; the camera is arranged on one side surface of the rotating groove far away from the driving rod; the moving plate II is arranged on the outer side of the hinged position of the driven rod and the supporting table, and the lower end face of the moving plate II is abutted against the supporting table; the sliding chute bracket is L-shaped, one end of the sliding chute bracket is fixedly connected with the sliding chute, and the other end of the sliding chute bracket is fixedly connected with the moving plate II; the moving strip is movably arranged above the moving plate I and close to one side of the rotating groove along the front-back direction of the moving plate I; one end of the moving strip is hinged to the sliding block, and the other end of the moving strip extends out of the sliding groove and is matched with the sliding groove.
2. A fire monitoring management system as claimed in claim 1, wherein: the up-down deviation mechanism also comprises a cylinder bracket and a cylinder; the cylinder support is arranged on the moving plate II; the fixed end of the air cylinder is arranged on the air cylinder bracket; and a piston rod of the air cylinder is fixedly connected with one end of the moving strip extending out of the sliding groove.
3. A fire monitoring management system as claimed in claim 2, wherein: the fire-fighting monitoring management system also comprises a control panel; the control panel is provided with a left key, a right key, an upper key and a lower key; the left key and the right key are electrically connected with the motor through a master control system; the upper and lower keys are electrically connected with the cylinder and the electromagnet through a master control system.
4. A fire monitoring management system as defined in claim 3, wherein: the fire-fighting monitoring management system also comprises an image recognizer and an alarm; the camera is electrically connected with the image recognizer through a master control system; the image recognizer is electrically connected with the alarm through a master control system.
5. A fire monitoring management system as claimed in claim 1, wherein: the camera and the rotation groove are detachably connected.
6. A fire monitoring management system as defined in claim 5, wherein: and a circle of dustproof cover is arranged on the camera.
7. A fire monitoring control method of the fire monitoring management system according to any one of claims 1 to 6; the control method is characterized by comprising the following steps:
(1) the main control system controls the stepping motor to rotate a plurality of forward circles and a plurality of reverse circles alternately, the camera rotates from left to right and from right to left, the angular deviation of one period is completed, and automatic monitoring is realized;
(2) the main control system controls the stepping motor to stop rotating when the stepping motor rotates forwards or reversely by a unit angle, controls the piston rod of the air cylinder to move back and forth, realizes the maximum angular deviation of pitching, then carries out the left-right deviation of the next unit angle, realizes the simultaneous up-down deviation in the left-right deviation, and carries out full-coverage scanning monitoring on the fire fighting channel within the view angle range;
(3) a Cartesian coordinate system is established, the central point of the intersecting surface of the camera extending to the direction of the rotating groove and the central vertical plane of the rotating groove is taken as a visual angle capturing point, in the scanning process, the camera shoots the picture of each rotating unit angle and transmits the picture to the rear end for storage through the main control system, the image and the corresponding coordinate are recorded, meanwhile, the image is transmitted to an image recognizer, when the image recognizer recognizes that the image has the characteristics of fire, smoke and the like, the alarm is controlled to realize automatic alarm, when the image recognizer recognizes the image, the camera deviates to the next coordinate, the pattern of the smoke generating fire is identified through the master control system, the corresponding coordinate is read, the stepping motor is controlled to rotate reversely or the piston rod of the air cylinder moves reversely to return to the coordinate of the picture when the smoke generating fire occurs, the electromagnet is electrified to have magnetism, and the camera is fixed in angle for shooting.
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