CN112071070B - Intelligent traffic intersection controller - Google Patents
Intelligent traffic intersection controller Download PDFInfo
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- CN112071070B CN112071070B CN202010985222.9A CN202010985222A CN112071070B CN 112071070 B CN112071070 B CN 112071070B CN 202010985222 A CN202010985222 A CN 202010985222A CN 112071070 B CN112071070 B CN 112071070B
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- 230000003028 elevating effect Effects 0.000 claims abstract description 7
- 238000012544 monitoring process Methods 0.000 claims description 25
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- 230000009471 action Effects 0.000 description 3
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/623—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection
- E01F9/646—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection extensible, collapsible or pivotable
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/07—Controlling traffic signals
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/095—Traffic lights
- G08G1/0955—Traffic lights transportable
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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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
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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Abstract
The invention relates to the technical field of traffic control equipment and discloses an intelligent traffic intersection controller which comprises a lifting device, wherein the bottom of the lifting device is fixedly connected with the top of a bottom plate, four groups of universal brake wheels are arranged at the bottom of the bottom plate, the tops of the four groups of universal brake wheels are respectively and fixedly connected with four vertexes at the bottom of the bottom plate, a control box is arranged on the front side of the lifting device, and the bottom of the control box is fixedly connected with the top of the bottom plate. This intelligent transportation crossing control machine, through elevator motor, the capstan winch, bottom plate and elevating gear's cooperation, make the top install bin, camera subassembly and signal indication lamp's height can adjust by a wide margin, the device's of being convenient for transportation and deposit, vehicle and pedestrian that have avoided the distant place can not observe signal indication lamp and lead to the traffic jam, cooperation through solar panel and rotary device, the solar panel's of being convenient for receive and release, the adjustability of the device has been improved, the storage space of device has been saved.
Description
Technical Field
The invention relates to the technical field of traffic control equipment, in particular to an intelligent traffic intersection controller.
Background
There are two kinds of traffic lights, so the traffic lights are called as the lights of the motor vehicles, and usually refer to the signal lights composed of red, yellow and green (green is blue green) lights for directing traffic. When the green light is on, the vehicle is permitted to pass, and when the yellow light flashes in yellow, the vehicle which has crossed the stop line can continue to pass; and if the red light is on, the vehicle is prohibited from passing. The crosswalk-calling lamp for the pedestrian to see usually refers to a signal lamp composed of red and green (green is blue green) lights for directing traffic to pass, the red light stops and the green light goes.
Chinese patent publication No. CN207731474U discloses an annular intelligent urban traffic light, including the bearing base, be equipped with the lamp pole through the fastening screw card in the top recess of bearing base, the lamp pole is connected through pivot and motor drive through the bottom, and the outer wall of traffic light dustcoat is equipped with the warning light, the below of traffic light dustcoat is equipped with the controller. According to the annular intelligent urban traffic light, firstly, the motor can drive the lamp post to rotate, so that a temporary command effect can be achieved at a special traffic intersection, secondly, the two inclined plates are symmetrically arranged at the top of the traffic indicator light outer cover, so that rainwater can slide down along the inclined plates when raining, and the purpose of water prevention is achieved, and finally, the fastening screw rod is arranged in the groove in the top of the bearing base, so that the lamp post is tightly fixed through extrusion of the fastening screw rod, and the stability of the annular intelligent urban traffic light is enhanced. However, the height of the device is not adjustable, the device is inconvenient to transport, the device cannot be adjusted and controlled in real time according to complex site traffic conditions, the traffic jam intersection dredging task cannot be completed independently, and the practicability is poor.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an intelligent traffic intersection controller, which solves the problems that the height of the existing device is not adjustable, the device is inconvenient to transport, the device cannot be regulated and controlled in real time according to complex field traffic conditions, the dispersion task of a congested traffic intersection is difficult to be independently completed, and the practicability is poor.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: an intelligent traffic intersection controller comprises a lifting device, wherein the bottom of the lifting device is fixedly connected with the top of a bottom plate, four groups of universal brake wheels are arranged at the bottom of the bottom plate, the tops of the four groups of universal brake wheels are fixedly connected with four vertexes at the bottom of the bottom plate respectively, a control box is arranged on the front side of the lifting device, the bottom of the control box is fixedly connected with the top of the bottom plate, an auxiliary device box is arranged on the left side of the lifting device, the bottom of the auxiliary device box is fixedly connected with the top of the bottom plate, a power box is arranged on the rear side of the lifting device, the bottom of the power box is fixedly connected with the top of the bottom plate, the top of the lifting device is fixedly connected with the middle part of the lower side of a top mounting box, the periphery of the inner surface of the top mounting box is fixedly connected with the outer sides of four groups of signal indicator lamps respectively, camera assemblies are arranged on the upper sides of the four groups of the signal indicator lamps, and the lower sides of the four groups of the camera assemblies are fixedly connected with the upper side of the top mounting box, the solar panel is arranged on the upper side of the top installation box, the front end of the solar panel is rotationally connected with the front side wall of the top installation box, the rear end of the right side of the solar panel is rotationally connected with the rear side wall of the top installation box, the middle of the lower side of the solar panel is rotationally connected with the top of the rotating device, the front side of the rotating device is rotationally connected with the front side wall of the top installation box, the rear side of the rotating device is rotationally connected with the rear side wall of the top installation box, the right side of the lifting device is provided with a lifting power device, the bottom of the lifting power device is fixedly connected with the top of the bottom plate, and the outer surface of the lifting power device is connected with the right end of the lifting device.
Preferably, the lifting device comprises a fixed column, the inner surface of the left side of the fixed column is fixedly connected with the left end of a hinge, the bottom of the fixed column is fixedly connected with the top of a bottom plate, a third guide wheel is arranged in the middle of the right side of the fixed column, two ends of the third guide wheel are rotatably connected with the right side wall of the fixed column, the front side and the rear side of the inner surface of a second slide rail are respectively fixedly connected with the front side and the rear side of two groups of first slide rails, the inner surfaces of two groups of first slide rails are respectively slidably connected with the outer surfaces of two groups of first slide blocks, the rear side and the front side of two groups of first slide blocks are respectively fixedly connected with a second-stage lifting column, two groups of first guide wheels are respectively arranged on the upper part of the right side wall and the upper part of the left side wall of the second-stage lifting column, two ends of two groups of first guide wheels are respectively rotatably connected with the right side wall and the left side wall of the second-stage lifting column, the lower part and the left side of the second-stage lifting column are respectively rotatably connected with two ends of the two groups of second guide wheels, the front side and the rear side of the inner surface of the second-stage lifting column are fixedly connected with the two sets of second sliding rails respectively, the inner surface of the second sliding rails is connected with the outer surfaces of the two sets of second sliding blocks in a sliding mode, the front side and the rear side of the second sliding blocks are fixedly connected with the front side and the rear side of the first-stage lifting column respectively, the bottom of the first-stage lifting column is connected with the middle of the center wheel in a rotating mode, the middle of the outer surface of the hinge is connected with the outer surface of the center wheel in a transmission mode, the outer surface of the lower side of the hinge is connected with the outer surface of the two sets of second guide wheels in a transmission mode, and the outer surface of the upper side of the hinge is connected with the outer surfaces of the two sets of first guide wheels and the third guide wheels in a transmission mode.
Preferably, the upper part of the outer side of the top mounting box is provided with a fixed seat which is fixedly connected with the outer surface of the top mounting box, the camera assembly comprises a camera head seat, the bottom of the camera head seat is fixedly connected with the fixed seat through bolts, the top of the camera head seat is fixedly connected with the bottom of the camera head, the middle part of the lower side of the solar panel is provided with a rotating seat, the top of the rotating seat is fixedly connected with the bottom of the solar panel, the rotating device comprises a pull rod, the top of the pull rod is rotatably connected with the rotating seat, the bottom of the pull rod is fixedly connected with the output end of an air cylinder, the upper side of the air cylinder is fixedly connected with the bottom of an air cylinder seat, two ends of the air cylinder seat are respectively rotatably connected with the front side wall of the top mounting box and the rear side wall of the top mounting box, the lifting power device comprises a lifting motor, and the bottom of the lifting motor is fixedly connected with the top of the bottom plate, the output end of the lifting motor is fixedly connected with the rear side of the winch, and the middle of the outer surface of the winch is fixedly connected with the right end of the hinge.
Preferably, the controller is arranged in the control box, the signal output end of the controller is electrically connected with the signal input ends of the signal indicator lamp, the rotating device and the lifting motor respectively, a plurality of groups of control buttons are arranged on the front side of the controller, the signal output ends of the control buttons are electrically connected with the signal input end of the controller, and the signal output end of the camera is electrically connected with the signal input end of the controller.
Preferably, a storage battery is arranged in the power box, the input end of the storage battery is electrically connected with the output end of the solar power generation panel, and the output end of the storage battery is electrically connected with the input ends of the camera, the power box and the lifting motor respectively.
Preferably, the auxiliary device box is provided with a sound amplifying device at the inner side, and the bottom of the sound amplifying device is fixedly connected with the bottom of the inner side of the auxiliary device box.
Preferably, the lower side of the first-stage lifting column, the lower part of the outer side of the second-stage lifting column, the upper part of the inner side of the second-stage lifting column and the upper part of the inner side of the fixing column are fixedly connected with the left side and the right side of the plurality of groups of limiting blocks.
Preferably, a people flow monitoring module and a vehicle flow monitoring module are arranged on one side of the camera, and the people flow detection module and the vehicle flow monitoring module are connected with the controller;
before the controller adjusts the signal indicator lamp, the controller comprises:
the camera is used for shooting videos of vehicles and pedestrians in a target area and acquiring a first image of the pedestrians in the videos;
the people flow monitoring module is used for marking the heads in a plurality of preset sample images, taking the marks as a sample training set, and training the deep neural network model based on a cross entropy loss function;
the people flow monitoring module is further used for inputting the first image into a trained deep neural network model, constructing a thermodynamic diagram according to an output result, counting and positioning bright spots in the thermodynamic diagram, and calculating the density of the bright spots by using a density regression model, wherein the density of the bright spots is the people flow density;
the camera is also used for shooting videos of vehicles and pedestrians in a target area and acquiring a second image of the vehicle in the videos;
the traffic flow monitoring module is used for acquiring a gray level image of the second image, and subtracting the gray level image from a preset gray level image of a target area without a vehicle to obtain a gray level difference image;
the traffic flow monitoring module is further configured to segment the grayscale difference image according to preset lane information to obtain image information of each preset lane, detect and calculate the number of vehicle outlines in each image information, add the number of vehicle outlines in each image information to obtain a total number, and calculate the traffic flow density in the target area according to the total number;
the controller is used for adjusting the signal indicator lamp based on the people flow density and the vehicle flow density, and the adjustment is based on the following steps:
setting a first weight for the people flow density to obtain people flow weight density, and setting a second weight for the vehicle flow density to obtain vehicle flow weight density, wherein the sum of the first weight and the second weight is one;
if the people flow weight density is larger than the vehicle flow weight density, the red light time of the signal indicator light is controlled to be lengthened;
and if the people flow weight density is less than or equal to the traffic flow weight density, controlling the green light time of the signal indicator light to be lengthened.
Preferably, a measuring device is arranged at the top end of the control box and used for measuring relevant parameters of the hinge;
an alarm is arranged at the top of the auxiliary device box and connected with the controller;
whether the hinge is qualified or not is detected based on the measuring device, and the detection steps are as follows:
based on the measuring device, the maximum bearing capacity of the hinge is calculated according to the following formula:
wherein, FmaxRepresenting the maximum bearing capacity of the hinge, l representing the length of the hinge, m representing the minimum thickness of the hinge, d representing the width of the hinge, G representing the rigidity of the hinge, theta representing the rotation angle of the hinge, alpha representing the included angle of the hinge and the horizontal plane, and k representing the friction coefficient of the hinge;
the controller is used for calculating the pulling force required by the hinge to drive the lifting device to rise to the highest position according to the following formula:
wherein F represents that the hinge drives the lifting device to rise to the highest positionThe required tension force, tau represents the bearing weight of the hinge, g represents the gravity acceleration, alpha represents the included angle between the hinge and the horizontal plane, h1Represents the height, h, of the primary lifting column2The height of the secondary lifting column is shown, and h is the height of the lifting device at the highest position;
the controller is also used for judging whether the following inequality is satisfied,
F≤γFmax
wherein gamma represents the safety coefficient of the hinge and takes the value of 0.75-0.95;
if so, indicating that the hinge is qualified;
otherwise, the hinge is indicated to be unqualified, and an alarm is controlled to give an alarm for reminding.
(III) advantageous effects
Compared with the prior art, the invention provides an intelligent traffic intersection controller, which has the following beneficial effects:
1. this intelligent transportation crossing control machine, through elevator motor, the capstan winch, bottom plate and elevating gear's cooperation, make the top install bin, camera subassembly and signal indication lamp's height can adjust by a wide margin, the device's of being convenient for transportation and deposit, vehicle and pedestrian that have avoided the distant place can not observe signal indication lamp and lead to the traffic jam, cooperation through solar panel and rotary device, the solar panel's of being convenient for receive and release, the adjustability of the device has been improved, the storage space of device has been saved.
2. This intelligent transportation crossing control machine through the cooperation of camera, controller and signal indication lamp for the data that the camera was shot can be by the timely analysis of controller, and real-time state to the signal indication lamp is adjusted, has improved the device's degree of automation, has improved the device and has dredged the flexibility of traffic, has improved the efficiency that the traffic was dredged.
3. This intelligent transportation crossing controller through the cooperation of solar panel and battery for the device can command the operation in the area that does not have power supply, makes the device can continue to carry out the operation through the power that uses the battery in overcast and rainy or dark day, has guaranteed the long-time operation that lasts of the device, has improved the device's practicality.
4. This intelligent transportation crossing controller through the cooperation of control box, power supply box and auxiliary device case for the sensitive spare part of the device can be protected, avoids exposing of spare part, has improved the life of device, and through public address set's use, the personnel of being convenient for can command the traffic through public address set, has saved commander's physical stamina and energy, has improved the suitability of device.
5. According to the scheme, the signal indicator light is adjusted by obtaining and analyzing the pedestrian flow density and the traffic flow density, the time of the traffic light is reasonably distributed, traffic is more convenient, and unnecessary congestion is avoided.
6. This scheme is through detecting whether the hinge is by enough driving elevating gear rises to the ability of highest point, if do not, then reports to the police and reminds, in time changes new hinge, avoids being in the in-process of controller work breaks down, causes the unnecessary loss.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a right side schematic view of the present invention;
FIG. 3 is a cross-sectional view of the lift device of the present invention;
FIG. 4 is a cross-sectional view of the lift device of the present invention;
fig. 5 is a schematic view of the upper side structure of the lifting device of the present invention.
In the figure: 1. a lifting device; 101. fixing a column; 102. a hinge; 103. a secondary lifting column; 104. a second guide wheel; 105. a first guide wheel; 106. a primary lifting column; 107. a center wheel; 108. a first slide rail; 109. a first slider; 110. a second slide rail; 111. a second slider; 112. a third guide wheel; 2. a base plate; 3. a universal brake wheel; 4. a control box; 5. a top mounting box; 6. a power supply box; 7. a solar power panel; 8. a camera assembly; 801. a camera; 802. a camera head seat; 9. a rotating device; 901. a cylinder block; 902. a cylinder; 903. a pull rod; 10. a lifting power device; 1001. a lifting motor; 1002. a winch; 11. an auxiliary device case; 12. and a signal indicator light.
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, the present invention provides a technical solution: an intelligent traffic intersection controller comprises a lifting device 1, the bottom of the lifting device 1 is fixedly connected with the top of a bottom plate 2, four groups of universal brake wheels 3 are arranged at the bottom of the bottom plate 2, the tops of the four groups of universal brake wheels 3 are respectively fixedly connected with four vertexes at the bottom of the bottom plate 2, a control box 4 is arranged at the front side of the lifting device 1, the bottom of the control box 4 is fixedly connected with the top of the bottom plate 2, an auxiliary device box 11 is arranged at the left side of the lifting device 1, the bottom of the auxiliary device box 11 is fixedly connected with the top of the bottom plate 2, a power box 6 is arranged at the rear side of the lifting device 1, the bottom of the power box 6 is fixedly connected with the top of the bottom plate 2, the top of the lifting device 1 is fixedly connected with the middle part of the lower side of a top mounting box 5, the periphery of the inner surface of the top mounting box 5 is respectively fixedly connected with the outer sides of the four groups of the power boxes 6, camera assemblies 8 are arranged at the upper sides of the four groups of the power boxes 6, and are all fixedly connected with the upper sides of the top mounting box 5, 5 upsides of top install bin are provided with solar panel 7, the lateral wall rotates to be connected before 7 side front ends of solar panel and top install bin 5, 7 right side rear ends of solar panel rotate with 5 back side walls of top install bin to be connected, 7 downside middle parts of solar panel rotate with rotary device 9 top to be connected, rotary device 9 front side rotates with 5 front side walls of top install bin to be connected, rotary device 9 rear side rotates with 5 back side walls of top install bin to be connected, 1 right side of elevating gear is provided with lift power device 10, lift power device 10 bottom and 2 top fixed connection of bottom plate, the surface of lift power device 10 is connected with 1 right-hand member of elevating gear.
Specifically, in order to enable the right end of the hinge 102 to be tightened, the first-stage lifting column 106 and the second-stage lifting column 103 can complete lifting actions along with the movement of the hinge 102 and the matching of the center wheel 107, the first guide wheel 105, the second guide wheel 104 and the third guide wheel 112, the lifting device 1 comprises a fixed column 101, the inner surface of the left side of the fixed column 101 is fixedly connected with the left end of the hinge 102, the bottom of the fixed column 101 is fixedly connected with the top of the bottom plate 2, the third guide wheel 112 is arranged in the middle of the right side of the fixed column 101, two ends of the third guide wheel 112 are rotatably connected with the right side wall of the fixed column 101, the front side and the rear side of the inner surface of the second slide rail 110 are respectively fixedly connected with the front side and the rear side of two groups of first slide rails 108, the inner surfaces of the two groups of first slide rails 108 are respectively slidably connected with the outer surfaces of the two groups of first slide blocks 109, and the rear side and the front side of the two groups of first slide blocks 109 are respectively fixedly connected with the second-stage lifting column 103, two groups of first guide wheels 105 are respectively arranged on the upper part of the right side wall and the upper part of the left side wall of the second-stage lifting column 103, two ends of the two groups of first guide wheels 105 are respectively rotatably connected with the right side wall and the left side wall of the second-stage lifting column 103, the lower part of the left side and the lower part of the right side of the second-stage lifting column 103 are respectively rotatably connected with two ends of the two groups of second guide wheels 104, the front side and the rear side of the inner surface of the second-stage lifting column 103 are respectively fixedly connected with two groups of second slide rails 110, the inner surfaces of the two groups of second slide rails 110 are respectively slidably connected with the outer surfaces of two groups of second slide blocks 111, the front side and the rear side of the two groups of second slide blocks 111 are respectively fixedly connected with the front side and the rear side of the first-stage lifting column 106, the bottom of the first-stage lifting column 106 is rotatably connected with the middle part of a central wheel 107, the middle part of the outer surface of a hinge 102 is in transmission connection with the outer surface of the central wheel 107, the lower side of the hinge 102 is respectively in transmission connection with the outer surfaces of the two groups of the second guide wheels 104, the outer surface of the upper side of the hinge 102 is in transmission connection with the outer surfaces of the two groups of first guide wheels 105 and third guide wheels 112 respectively.
Specifically, in order to facilitate the installation of the camera assembly 8, the angle of the camera 801 can be adjusted through bolts, a fixed seat is arranged on the upper portion of the outer side of the top installation box 5 and is fixedly connected with the outer surface of the top installation box 5, the camera assembly 8 comprises a camera head seat 802, the bottom of the camera head seat 802 is fixedly connected with the fixed seat through bolts, the top of the camera head seat 802 is fixedly connected with the bottom of the camera 801, in order to enable the solar panel 7 to be folded and unfolded through the extension and retraction of the cylinder 902 when needed, a rotating seat is arranged in the middle of the lower side of the solar panel 7, the top of the rotating seat is fixedly connected with the bottom of the solar panel 7, the rotating device 9 comprises a pull rod 903, the top of the pull rod 903 is rotatably connected with the rotating seat, the bottom of the pull rod 903 is fixedly connected with the output end of the cylinder 902, the upper side 902 of the cylinder is fixedly connected with the bottom of the cylinder seat 901, and two ends of the cylinder seat are respectively rotatably connected with the front side wall of the top installation box 5 and the back side wall of the top installation box 5, in order to enable the lifting motor 1001 to drive the winch 1002 to rotate, so as to pull the hinge 102 to tighten, the lifting power device 10 comprises the lifting motor 1001, the bottom of the lifting motor 1001 is fixedly connected with the top of the bottom plate 2, the output end of the lifting motor 1001 is fixedly connected with the rear side of the winch 1002, and the middle part of the outer surface of the winch 1002 is fixedly connected with the right end of the hinge 102.
Specifically, in order to avoid the controller being exposed outdoors, a controller is arranged inside the control box 4, in order to enable the controller to control the lifting of the lifting device 1, the retraction of the solar power generation panel 7 and the conversion of the signal indicating lamp 12, the signal output end of the controller is electrically connected with the signal input ends of the camera 801, the cylinder 902 and the lifting motor 1001 respectively, in order to facilitate personnel to control the lifting motor and the cylinder through the controller, the front side of the controller is provided with a plurality of groups of control buttons, the signal output ends of the plurality of groups of control buttons are electrically connected with the signal input end of the controller, in order to enable images of the camera to be transmitted into the controller, the controller is convenient to analyze data, the state of the signal indicating lamp 12 is adjusted in real time, and the signal output end of the camera 801 is electrically connected with the signal input end of the controller.
Specifically, in order to enable the solar panel 7 to charge the storage battery, facilitate night work of the device, and save electric power, the storage battery is arranged in the power box 6, the input end of the storage battery is electrically connected with the output end of the solar panel 7, and the output end of the storage battery is electrically connected with the input ends of the camera 801, the power box 6, and the lifting motor 1001 respectively.
Specifically, in order to facilitate the personnel to command the operation through the device, save personnel's physical stamina, auxiliary device case 11 inboard is provided with public address set, and this public address set's bottom and the inboard bottom fixed connection of auxiliary device case 11.
Specifically, in order to avoid falling between the mechanisms, the first-stage lifting column 106 can drive the second-stage lifting column 103 to ascend together, and the lower side of the first-stage lifting column 106, the lower part of the outer side of the second-stage lifting column 103, the upper part of the inner side of the second-stage lifting column 103 and the fixing column 101 are fixedly connected with the left side and the right side of the plurality of groups of limiting blocks.
The working principle is as follows: the device is moved to an operation place through the universal brake wheel 3, the universal brake wheel 3 is braked to ensure the stability of the device, the solar power generation panel 7 converts solar energy into electric energy and stores the electric energy in a storage battery, the control box 4 is opened to control the rotation of the lifting motor 1001 and the expansion and contraction of the air cylinder 902 through a plurality of groups of control buttons, the lifting motor 1001 drives the winch 1002 to rotate, the hinge 102 is tightened along with the rotation of the winch 1002, the primary lifting column 106 slides upwards along with the tightening of the hinge 102, the primary lifting column 106 ascends until the lower side of the primary lifting column 106 is contacted with the inner side of the secondary lifting column 103, the primary lifting column 106 drives the secondary lifting column 103 to slide upwards together, the lower side of the secondary lifting column 103 is contacted with the inner side of the fixed column 101 to lift the lifting device 1 to the highest position, the lifting of the device is completed, the lifting motor 1001 is controlled to reversely rotate the hinge 102 to be released, and the lifting device 1 descends under the action of gravity, the telescopic driving of cylinder 902 pull rod 903 moves, solar panel 7 receive and releases the action along with the motion of cylinder 902 and pull rod 903, camera 801 monitors the traffic flow and the stream of people of each road, and feeds back corresponding image data to the controller, the controller identifies the object according to the image, this prior art analyzes the traffic flow and stream of people data, and adjusts the transformation of signal indicator 12 frequently through the data obtained by analysis, thereby realizing the function of adjusting in real time according to the on-site traffic condition.
The present invention provides an embodiment: an intelligent traffic intersection controller is characterized in that a pedestrian flow monitoring module and a vehicle flow monitoring module are arranged on one side of a camera 801, and the pedestrian flow monitoring module and the vehicle flow monitoring module are connected with a controller;
before the controller adjusts the signal indicator lamp 12, the controller includes:
the camera 801 is used for shooting videos of vehicles and pedestrians in a target area and acquiring a first image of the pedestrian in the videos;
the people flow monitoring module is used for marking the heads in a plurality of preset sample images, taking the marks as a sample training set, and training the deep neural network model based on a cross entropy loss function;
the people flow monitoring module is further used for inputting the first image into a trained deep neural network model, constructing a thermodynamic diagram according to an output result, counting and positioning bright spots in the thermodynamic diagram, and calculating the density of the bright spots by using a density regression model, wherein the density of the bright spots is the people flow density;
the camera 801 is further configured to shoot videos of vehicles and pedestrians in a target area, and obtain a second image of the vehicle in the video;
the traffic flow monitoring module is used for acquiring a gray level image of the second image, and subtracting the gray level image from a preset gray level image of a target area without a vehicle to obtain a gray level difference image;
the traffic flow monitoring module is further configured to segment the grayscale difference image according to preset lane information to obtain image information of each preset lane, detect and calculate the number of vehicle outlines in each image information, add the number of vehicle outlines in each image information to obtain a total number, and calculate the traffic flow density in the target area according to the total number;
the controller is configured to adjust the signal indicator 12 based on the pedestrian flow density and the vehicle flow density, and the adjustment is based on the following:
setting a first weight for the people flow density to obtain people flow weight density, and setting a second weight for the vehicle flow density to obtain vehicle flow weight density, wherein the sum of the first weight and the second weight is one;
if the people flow weight density is larger than the vehicle flow weight density, the red light time of the signal indicator light 12 is controlled to be lengthened;
and if the people flow weight density is less than or equal to the vehicle flow weight density, controlling the green light time of the signal indicator light 12 to be lengthened.
The working principle and the beneficial effects of the design scheme are as follows: analyzing the image shot by the camera by arranging a people flow monitoring module and a vehicle flow monitoring module so as to obtain the people flow density and the vehicle flow density of a target area, setting a second weight for the vehicle flow density to obtain the vehicle flow weight density, and if the people flow weight density is greater than the vehicle flow weight density, controlling the red light time of the signal indicator light to be lengthened; if the people flow weight density is less than or equal to the vehicle flow weight density, controlling the green light time of the signal indicator light to be lengthened; according to the scheme, the signal indicator light is adjusted by obtaining and analyzing the pedestrian flow density and the traffic flow density, the time of the traffic light is reasonably distributed, traffic is more convenient, and unnecessary congestion is avoided.
The present invention provides an embodiment: an intelligent traffic intersection controller, wherein a measuring device is arranged at the top end of a control box 4 and used for measuring relevant parameters of a hinge 102;
an alarm is arranged at the top of the auxiliary device box 11 and is connected with the controller;
whether the hinge 102 is qualified or not is detected based on the measuring device, and the detection steps are as follows:
based on the measurement device, the maximum bearing capacity of the hinge 102 is calculated according to the following formula:
wherein, FmaxRepresents the maximum bearing capacity of the hinge 102, l represents the length of the hinge 102, m represents the minimum thickness of the hinge 102, d represents the width of the hinge 102, G represents the stiffness of the hinge 102, θ represents the angle of rotation of the hinge 102, and α represents the angle of rotation of the hinge 102 with the hinge 102The angle of the horizontal plane, k represents the coefficient of friction of the hinge 102;
the controller is configured to calculate a pulling force required by the hinge 102 to drive the lifting device 1 to rise to the highest position according to the following formula:
wherein F represents a pulling force required by the hinge 102 to drive the lifting device 1 to rise to the highest position, τ represents a bearing weight of the hinge 102, g represents a gravity acceleration, α represents an included angle between the hinge 102 and a horizontal plane, and h represents an included angle between the hinge 102 and the horizontal plane1Represents the height, h, of the primary lifting column 1062The height of the secondary lifting column 103 is shown, h is the height of the lifting device 1 which is lifted to the highest position;
the controller is also used for judging whether the following inequality is satisfied,
F≤γFmax
wherein gamma represents the safety factor of the hinge 102, and the value of gamma is 0.75-0.95;
if so, the hinge 102 is qualified;
otherwise, the hinge 102 is not qualified, and an alarm is controlled to give an alarm.
In this embodiment, the angle between the hinge and the horizontal plane ranges from 0 to 45 degrees.
The working principle and the beneficial effects of the design scheme are as follows: monitoring whether a hinge is qualified by arranging a measuring device, firstly calculating the maximum bearing capacity of the hinge, secondly calculating the pulling force required by the hinge to drive the lifting device to rise to the highest position, and finally judging whether the pulling force is smaller than the product of the safety coefficient of the hinge and the maximum bearing capacity, wherein if so, the hinge is qualified; otherwise, indicating that the hinge is unqualified, and controlling an alarm to alarm and remind; this scheme is through detecting whether the hinge is by enough driving elevating gear rises to the ability of highest point, if do not, then reports to the police and reminds, in time changes new hinge, avoids being in the in-process of controller work breaks down, causes the unnecessary loss.
To sum up, the intelligent traffic intersection controller enables the heights of the top mounting box 5, the camera assembly 8 and the signal indicator lamp 12 to be greatly adjusted through the cooperation of the lifting motor 1001, the winch 1002, the bottom plate 2 and the lifting device 1, facilitates the transportation and storage of the device, avoids traffic jam caused by the fact that the signal indicator lamp cannot be observed by remote vehicles and pedestrians, facilitates the retraction and extension of the solar panel 7 through the cooperation of the solar panel 7 and the rotating device 9, improves the adjustability of the device, saves the storage space of the device, enables data shot by the camera 801 to be analyzed by a controller in time through the cooperation of the camera 801, the controller and the signal indicator lamp 12, improves the automation degree of the device, and improves the flexibility of traffic diversion of the device, the efficiency of traffic is dredged is improved, cooperation through solar panel 7 and battery, make the device can command the operation in the area that does not have power supply, make the device can continue to carry out the operation through the power that uses the battery in overcast and rainy or dark day, the long-time operation that lasts of the device has been guaranteed, the device's practicality has been improved, through control box 4, power supply box 6 and auxiliary device case 11's cooperation, make the device's sensitive spare part can be protected, avoid exposing of spare part, the life of device has been improved, use through public address set, the personnel of being convenient for can command the traffic through public address set, commander's physical stamina and energy have been saved, the suitability of device has been improved.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
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 (8)
1. The utility model provides an intelligent transportation crossing control machine, includes elevating gear (1), its characterized in that: the lifting device (1) comprises a fixed column (101), a hinge (102), a secondary lifting column (103) and a primary lifting column (106), the bottom of the lifting device (1) is fixedly connected with the top of the bottom plate (2), four groups of universal brake wheels (3) are arranged at the bottom of the bottom plate (2), the tops of the four groups of universal brake wheels (3) are respectively and fixedly connected with four top points at the bottom of the bottom plate (2), a control box (4) is arranged at the front side of the lifting device (1), the bottom of the control box (4) is fixedly connected with the top of the bottom plate (2), an auxiliary device box (11) is arranged at the left side of the lifting device (1), the bottom of the auxiliary device box (11) is fixedly connected with the top of the bottom plate (2), a power box (6) is arranged at the rear side of the lifting device (1), and the bottom of the power box (6) is fixedly connected with the top of the bottom plate (2), the top of the lifting device (1) is fixedly connected with the middle part of the lower side of the top installation box (5), the periphery of the inner surface of the top installation box (5) is fixedly connected with the outer sides of four groups of signal indicator lamps (12) respectively, the upper sides of the four groups of signal indicator lamps (12) are provided with camera assemblies (8), the lower sides of the four groups of camera assemblies (8) are fixedly connected with the upper side of the top installation box (5), the upper side of the top installation box (5) is provided with a solar power generation panel (7), the front end of the side of the solar power generation panel (7) is rotatably connected with the front side wall of the top installation box (5), the rear end of the right side of the solar power generation panel (7) is rotatably connected with the rear side wall of the top installation box (5), the middle part of the lower side of the solar power generation panel (7) is rotatably connected with the top of a rotating device (9), the front side of the rotating device (9) is rotatably connected with the front side wall of the top installation box (5), the rear side of the rotating device (9) is rotatably connected with the rear side wall of the top mounting box (5), a lifting power device (10) is arranged on the right side of the lifting device (1), the bottom of the lifting power device (10) is fixedly connected with the top of the bottom plate (2), and the outer surface of the lifting power device (10) is connected with the right end of the lifting device (1);
the top end of the control box (4) is provided with a measuring device for measuring relevant parameters of the hinge (102);
an alarm is arranged at the top of the auxiliary device box (11) and is connected with the controller;
whether the hinge (102) is qualified or not is detected based on the measuring device, and the detection steps are as follows:
calculating the maximum bearing force of the hinge (102) based on the measuring device according to the following formula:
wherein,
represents the maximum bearing capacity of the hinge (102),
represents the length of the hinge (102),
represents a minimum thickness of the hinge (102),
representing the width of the hinge (102),
representing the stiffness of the hinge (102),
representing a corner of the hinge (102),
showing the hinge (102)The included angle between the water tank and the horizontal plane,
representing a coefficient of friction of the hinge (102);
the controller is used for calculating the pulling force required by the hinge (102) to drive the lifting device (1) to rise to the highest position according to the following formula:
wherein,
represents the pulling force required by the hinge (102) to drive the lifting device (1) to rise to the highest position,
representing the bearing weight of the hinge (102),
which represents the acceleration of the force of gravity,
representing the angle of the hinge (102) to the horizontal,
representing the height of the primary lifting column (106),
representing the height of the secondary lifting column (103),
represents the height of the lifting device (1) at the highest position;
the controller is also used for judging whether the following inequality is satisfied,
wherein,
the safety factor of the hinge (102) is represented, and the value is 0.75-0.95;
if yes, the hinge (102) is qualified;
otherwise, the hinge (102) is indicated to be unqualified, and an alarm is controlled to give an alarm.
2. The intelligent traffic intersection controller according to claim 1, wherein: the lifting device (1) comprises a fixed column (101), the inner surface of the left side of the fixed column (101) is fixedly connected with the left end of a hinge (102), the bottom of the fixed column (101) is fixedly connected with the top of a bottom plate (2), a third guide wheel (112) is arranged in the middle of the right side of the fixed column (101), two ends of the third guide wheel (112) are rotatably connected with the right side wall of the fixed column (101), the front side and the rear side of the inner surface of a second slide rail (110) are fixedly connected with the front side and the rear side of two groups of first slide rails (108), the inner surfaces of the two groups of first slide rails (108) are respectively connected with the outer surfaces of two groups of first slide blocks (109) in a sliding manner, the rear side and the front side of the two groups of first slide blocks (109) are respectively fixedly connected with a second-stage lifting column (103), and two groups of first guide wheels (105) are respectively arranged on the upper portion of the right side wall and the upper portion of the left side wall of the second-stage lifting column (103), the two ends of the two groups of first guide wheels (105) are respectively rotatably connected with the right side wall and the left side wall of the second-stage lifting column (103), the lower part of the left side and the lower part of the right side of the second-stage lifting column (103) are respectively rotatably connected with the two ends of the two groups of second guide wheels (104), the front side and the rear side of the inner surface of the second-stage lifting column (103) are respectively fixedly connected with the two groups of second sliding rails (110), the inner surface of the two groups of second sliding rails (110) is respectively slidably connected with the outer surfaces of the two groups of second sliding blocks (111), the front side and the rear side of the two groups of second sliding blocks (111) are respectively fixedly connected with the front side and the rear side of the first-stage lifting column (106), the bottom of the first-stage lifting column (106) is rotatably connected with the middle part of the central wheel (107), the middle part of the outer surface of the hinge (102) is in transmission connection with the outer surface of the central wheel (107), and the outer surfaces of the lower side of the hinge (102) are respectively in transmission connection with the outer surface of the second guide wheels (104), the outer surface of the upper side of the hinge (102) is in transmission connection with the outer surfaces of the two groups of first guide wheels (105) and the third guide wheels (112).
3. The intelligent traffic intersection controller according to claim 2, wherein: the upper part of the outer side of the top mounting box (5) is provided with a fixed seat which is fixedly connected with the outer surface of the top mounting box (5), the camera assembly (8) comprises a camera head seat (802), the bottom of the camera head seat (802) is fixedly connected with the fixed seat through a bolt, the top of the camera head seat (802) is fixedly connected with the bottom of a camera (801), the middle part of the lower side of the solar power generation panel (7) is provided with a rotating seat, the top of the rotating seat is fixedly connected with the bottom of the solar power generation panel (7), the rotating device (9) comprises a pull rod (903), the top of the pull rod (903) is rotatably connected with the rotating seat, the bottom of the pull rod (903) is fixedly connected with the output end of the air cylinder (902), the upper side of the air cylinder (902) is fixedly connected with the bottom of the air cylinder seat (901), and two ends of the air cylinder seat (901) are respectively rotatably connected with the front side wall of the top mounting box (5) and the back side wall of the top mounting box (5), the lifting power device (10) comprises a lifting motor (1001), the bottom of the lifting motor (1001) is fixedly connected with the top of the bottom plate (2), the output end of the lifting motor (1001) is fixedly connected with the rear side of the winch (1002), and the middle of the outer surface of the winch (1002) is fixedly connected with the right end of the hinge (102).
4. The intelligent traffic intersection controller according to claim 3, wherein: the controller is arranged in the control box (4), a signal output end of the controller is electrically connected with signal input ends of the signal indicator lamp (12), the rotating device (9) and the lifting motor (1001) respectively, a plurality of groups of control buttons are arranged on the front side of the controller, signal output ends of the plurality of groups of control buttons are electrically connected with the signal input end of the controller, and a signal output end of the camera (801) is electrically connected with the signal input end of the controller.
5. The intelligent traffic intersection controller according to claim 3, wherein: a storage battery is arranged in the power box (6), the input end of the storage battery is electrically connected with the output end of the solar power generation panel (7), and the output end of the storage battery is electrically connected with the input ends of the camera (801), the power box (6) and the lifting motor (1001) respectively.
6. The intelligent traffic intersection controller according to claim 1, wherein: and a sound amplifying device is arranged on the inner side of the auxiliary device box (11), and the bottom of the sound amplifying device is fixedly connected with the bottom of the inner side of the auxiliary device box (11).
7. The intelligent traffic intersection controller according to claim 2, wherein: the lower side of the first-stage lifting column (106), the lower part of the outer side of the second-stage lifting column (103), the upper part of the inner side of the second-stage lifting column (103) and the upper part of the inner side of the fixed column (101) are fixedly connected with the left side and the right side of the plurality of groups of limiting blocks.
8. The intelligent traffic intersection controller according to claim 4, wherein: a pedestrian flow monitoring module and a vehicle flow monitoring module are arranged on one side of the camera (801), and the pedestrian flow detection module and the vehicle flow monitoring module are connected with the controller;
the controller comprises, before adjusting the signal indicator light (12):
the camera (801) is used for shooting videos of vehicles and pedestrians in a target area and acquiring a first image of the pedestrians in the videos;
the people flow monitoring module is used for marking the heads in a plurality of preset sample images, taking the marks as a sample training set, and training the deep neural network model based on a cross entropy loss function;
the people flow monitoring module is further used for inputting the first image into a trained deep neural network model, constructing a thermodynamic diagram according to an output result, counting and positioning bright spots in the thermodynamic diagram, and calculating the density of the bright spots by using a density regression model, wherein the density of the bright spots is the people flow density;
the camera (801) is further used for shooting videos of vehicles and pedestrians in a target area and acquiring a second image of the vehicle in the videos;
the traffic flow monitoring module is used for acquiring a gray level image of the second image, and subtracting the gray level image from a preset gray level image of a target area without a vehicle to obtain a gray level difference image;
the traffic flow monitoring module is further configured to segment the grayscale difference image according to preset lane information to obtain image information of each preset lane, detect and calculate the number of vehicle outlines in each image information, add the number of vehicle outlines in each image information to obtain a total number, and calculate the traffic flow density in the target area according to the total number;
the controller is used for adjusting the signal indicator lamp (12) based on the people flow density and the vehicle flow density according to the following steps:
setting a first weight for the people flow density to obtain people flow weight density, and setting a second weight for the vehicle flow density to obtain vehicle flow weight density, wherein the sum of the first weight and the second weight is one;
if the people flow weight density is larger than the vehicle flow weight density, the red light time of the signal indicator light (12) is controlled to be lengthened;
and if the people flow weight density is less than or equal to the vehicle flow weight density, controlling the green light time of the signal indicator light (12) to be lengthened.
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Effective date of registration: 20230616 Address after: 214112 No.26 Qunxing Road, Meicun, Xinwu District, Wuxi City, Jiangsu Province Patentee after: WUXI ANBANG ELECTRIC CO.,LTD. Address before: Room A113, no.6, hantangwei 2nd Lane, Cencun, Tianhe District, Guangzhou City, Guangdong Province 510000 Patentee before: Guangzhou weita Technology Co.,Ltd. |