A kind of intelligent traffic control system with limit sensors
Technical field
The present invention relates to field of traffic control, especially a kind of intelligent traffic control system with limit sensors.
Background technology
The vehicle flowrate of road has obviously different and significant change can occur in subtend track, especially tide wagon flow comparatively significantly area.
There is the method utilizing moveable box stall in some traffic control modes now.When the wagon flow in forward track is more, employing can select track to be classified as forward track, and employing can select track to be classified as the mode in reverse track when the wagon flow in reverse track is more.But, because the movement of box stall is comparatively complicated, and can not Based Intelligent Control be realized, not extensive in some area application.
Summary of the invention
The object of the invention is a kind of intelligent traffic control system with limit sensors that can carry out Based Intelligent Control, it realizes the object automatically adjusting road track wagon flow according to traffic state by controller.
A kind of intelligent traffic control system with limit sensors according to an aspect of the present invention, for controlling the lane flow of road, comprise road, along hurdle, the multiple shunting device that divisional line is arranged in order, be arranged in wagon flow flow sensor and the CPU (central processing unit) at each track place, described road comprises at least three tracks: first lane, second lane and third lane, hurdle, described shunting device comprises communication control module and two columns along the arrangement of divisional line direction, the upper end of two described columns is fixedly connected with by the crossbeam extended along divisional line direction, the outside of the every root in described two root posts is fixedly installed the many outer railings extended along divisional line direction all from top to bottom, the inner side of the every root in described two root posts is fixedly installed many along railing in the extension of divisional line direction all from top to bottom, the length of interior railing is less than outer railing, the middle part of crossbeam is provided with installing sleeve, the top of installing sleeve is installed with rotary drive motor, rotary drive motor connects with rotating disk, rotating disk is arranged on the lower limb of described installing sleeve by conical bearing, rotating disk is also fixedly connected with telescopic drive motor, the circumference side of rotating disk is provided with four equally distributed circumferential locating slots, the inside circumference face of installing sleeve is provided with accordingly four flexible register pins by spring element bias voltage, described register pin can coordinate with described circumferential locating slot thus position the rotation of rotating disk, and can disengage under the driving of rotary drive motor, described telescopic drive motor connects with telescopic drive screw mandrel thus drives it to rotate, telescopic drive screw mandrel and flexible screw shell threaded engagement, the outer peripheral face of flexible screw shell is provided with anti-rotation gathering sill, the shell of telescopic drive motor is fixedly connected with anti-rotation sleeve, anti-rotation sleeve is provided with anti-rotation teeth and described anti-rotation gathering sill is slidably matched, the lower end of flexible screw shell is fixedly connected with driving dolly, the anti-rotation sleeve inner of described flexible screw shell upper end is provided with limit sensors, after described flexible screw shell touches limit sensors, described telescopic drive motor just stops operating, dolly is driven to comprise vehicle frame and be installed on two groups of driving wheels on vehicle frame, two groups of driving wheels are driven by rotating band by trolley drive motor, trolley drive motor is installed on vehicle frame, the center that vehicle frame is positioned at two groups of driving wheels is fixedly installed positioning roller installation raised line, positioning roller is installed in raised line and is provided with mounting groove, the top of mounting groove is provided with top pressure spring, the top, lower end of top pressure spring is pressed on parts of bearings, parts of bearings is for installing the wheel shaft of positioning roller, positioning roller can relative to the relative motion of described driving dolly in the vertical direction thus, the position that the divisional line of described road is corresponding with described positioning roller is provided with hurdle, shunting device locating slot, the lower end of described column is provided with two locked grooves of circumference extension, the position that the divisional line of described road is corresponding with the lower end of described column is provided with column mounting hole, and hurdle, shunting device locating slot is between two described column mounting holes, the flexible lock pin corresponding with described locked groove is provided with in the inwall of column mounting hole, can by the cooperation of locked groove and lock pin and latched position when column is inserted in described column mounting hole thus, and when column is subsequently lifted described column mounting hole, locked groove and lock pin can be thrown off sealed, the communication control module of hurdle, described shunting device is used for communicating with CPU (central processing unit) and controlling described telescopic drive motor, described trolley drive motor and described rotary drive motor, the communication control module data communication of described CPU (central processing unit) and hurdle, each shunting device, and with the wagon flow flow sensor data communication at described each track place.
According to a further aspect in the invention a kind of utilizes the described using method with the intelligent traffic control system of limit sensors, during use, initial state is the divisional line place of device between first lane and second lane, hurdle, described multiple shunting, and described driving dolly be subsequently lifted pavement of road and its longitudinally along described divisional line, described first lane is contrary with the wagon flow direction of second lane and third lane, when the wagon flow flow sensor of first lane detects that its vehicle flowrate reaches upper limit threshold and the wagon flow flow sensor of second lane and third lane detects its wagon flow flow lower than lower threshold, described CPU (central processing unit) sends instruction to the communication control module of hurdle, described multiple shunting device, in hurdle, described multiple shunting device, first each communication control module controls rotary drive motor and makes the longitudinally of described driving dolly perpendicular to described divisional line afterwards, then control described telescopic drive motor drive described driving dolly decline and against road surface, under the continuation of described telescopic drive motor drives, described two root posts are lifted and are subsequently lifted described column mounting hole, then described trolley drive motor drives described driving dolly towards the divisional line motion between second lane and third lane, until positioning roller arrives hurdle, corresponding shunting device locating slot, described telescopic drive motor drives and described two root posts is declined, the weight of described driving dolly is enough large thus can provide the insertion force be inserted into by described two root posts in described column mounting hole, described driving dolly is subsequently lifted road surface and is rotated to its longitudinally along the divisional line between described second lane and third lane afterwards.
By such scheme, owing to driving dolly to have certain longitudinal length, it can have an impact to road travel in no state at ordinary times, and the present invention utilizes rotating mechanism to be rotated as direction of traffic unanimously, thus avoids this problem; Meanwhile, the longitudinal length of driving dolly is utilized fully can to ensure that box stall is being moved the stability in process.And by using lift drive mechanism, the driving dolly sling can either put down by it, but also can continue to run column lift-off road surface and then can be moved; Equally, utilize the enough weight driving dolly self, can be reinserted in leghole at next separator bar place; And utilize the positioning roller driven below dolly, can make to drive dolly to travel to suitable position, positioning roller has the degree of freedom moved up and down, and fully can meet the requirements such as the out-of-flatness of road bumpiness in the process of moving and locating slot itself.
Accompanying drawing explanation
Fig. 1 is the front view of hurdle, shunting of the present invention device;
Fig. 2 is the side view of hurdle, the shunting device of Fig. 1;
Fig. 3 is the Organization Chart of intelligent control system of the present invention;
Fig. 4 is the partial enlarged drawing at A place in Fig. 1;
Fig. 5 is the partial enlarged drawing at B place in Fig. 1;
Fig. 6 is the partial enlarged drawing at C place in Fig. 1.
Embodiment
Below in conjunction with Fig. 1-6, the present invention is described in detail.
According to embodiment, a kind of intelligent traffic control system with limit sensors, for controlling the lane flow of road, comprise road, along hurdle, the multiple shunting device that divisional line is arranged in order, be arranged in the wagon flow flow sensor 993 at each track place, 994, 995 and CPU (central processing unit) 99, described road comprises at least three tracks: first lane, second lane and third lane, hurdle, described shunting device comprises communication control module 991 and two columns 2 along the arrangement of divisional line direction, the upper end of two described columns 2 is fixedly connected with by the crossbeam 1 extended along divisional line direction, the outside of the every root in described two root posts 2 is fixedly installed the many outer railings 3 extended along divisional line direction all from top to bottom, the inner side of the every root in described two root posts 2 is fixedly installed many along railing 31 in the extension of divisional line direction all from top to bottom, the length of interior railing 31 is less than outer railing 3, the middle part of crossbeam 1 is provided with installing sleeve 20, the top of installing sleeve 20 is installed with rotary drive motor 21, rotary drive motor 21 connects with rotating disk 22, rotating disk 22 is arranged on the lower limb of described installing sleeve 20 by conical bearing 26, rotating disk 22 is also fixedly connected with telescopic drive motor 14, the circumference side of rotating disk 22 is provided with four equally distributed circumferential locating slots 23, the inside circumference face of installing sleeve 20 is provided with accordingly four flexible register pins by spring element 25 bias voltage, described register pin can coordinate with described circumferential locating slot 23 thus position the rotation of rotating disk 22, and can disengage under the driving of rotary drive motor 21, described telescopic drive motor 14 connects with telescopic drive screw mandrel 18 thus drives it to rotate, telescopic drive screw mandrel 18 and flexible screw shell 16 threaded engagement, the outer peripheral face of flexible screw shell 16 is provided with anti-rotation gathering sill 161, the shell of telescopic drive motor 14 is fixedly connected with anti-rotation sleeve 15, anti-rotation sleeve 15 is provided with anti-rotation teeth and described anti-rotation gathering sill 161 is slidably matched, the lower end of flexible screw shell 16 is fixedly connected with driving dolly 13, anti-rotation sleeve 15 inside of described flexible screw shell 16 upper end is provided with limit sensors 188, after described flexible screw shell 16 touches limit sensors 188, described telescopic drive motor 14 just stops operating, dolly 13 is driven to comprise vehicle frame 5 and be installed on two groups of driving wheels 6 on vehicle frame 5, two groups of driving wheels 6 are driven by rotating band 12 by trolley drive motor 11, trolley drive motor 11 is installed on vehicle frame 5, the center that vehicle frame 5 is positioned at two groups of driving wheels 6 is fixedly installed positioning roller installation raised line 101, positioning roller is installed in raised line 101 and is provided with mounting groove, the top of mounting groove is provided with top pressure spring 8, the top, lower end of top pressure spring 8 is pressed on parts of bearings 9, parts of bearings 9 is for installing the wheel shaft of positioning roller 10, positioning roller 10 can relative to the relative motion of described driving dolly 13 in the vertical direction thus, the position that the divisional line of described road is corresponding with described positioning roller 10 is provided with hurdle, shunting device locating slot 4, the lower end of described column 2 is provided with two locked grooves 41 of circumference extension, the position that the divisional line of described road is corresponding with the lower end of described column 2 is provided with column mounting hole 42, and hurdle, shunting device locating slot 4 is between two described column mounting holes 42, the flexible lock pin corresponding with described locked groove is provided with in the inwall of column mounting hole 42, can by the cooperation of locked groove and lock pin and latched position when column 2 is inserted in described column mounting hole 42 thus, and when column is subsequently lifted described column mounting hole 42, locked groove and lock pin can be thrown off sealed, the communication control module 991 of hurdle, described shunting device is for communicating with CPU (central processing unit) 99 and controlling described telescopic drive motor 14, described trolley drive motor 11 and described rotary drive motor 21, communication control module 991 data communication of described CPU (central processing unit) 99 and hurdle, each shunting device, and with wagon flow flow sensor 993,994,995 data communication at described each track place.
According to embodiment, a kind of using method of the intelligent traffic control system with limit sensors, during use, initial state is the divisional line place of device between first lane and second lane, hurdle, described multiple shunting, and described driving dolly 13 be subsequently lifted pavement of road and its longitudinally along described divisional line, described first lane is contrary with the wagon flow direction of second lane and third lane, when the wagon flow flow sensor 993 of first lane detects that its vehicle flowrate reaches the wagon flow flow sensor 994 of upper limit threshold and second lane and third lane, 995 when detecting its wagon flow flow lower than lower threshold, described CPU (central processing unit) 99 sends instruction to the communication control module 991 of hurdle, described multiple shunting device, first communication control module 991 each in hurdle, described multiple shunting device afterwards controls rotary drive motor 21 and makes the longitudinally of described driving dolly 13 perpendicular to described divisional line, then controlling described telescopic drive motor 14 drives described driving dolly 13 to decline and against road surface, under the continuation of described telescopic drive motor 14 drives, described two root posts 2 are lifted and are subsequently lifted described column mounting hole 42, then described trolley drive motor 11 drives described driving dolly 13 towards the divisional line motion between second lane and third lane, until positioning roller 10 arrives hurdle, corresponding shunting device locating slot 4, described telescopic drive motor 14 drives and described two root posts 2 is declined, the weight of described driving dolly 13 is enough large thus can provide the insertion force be inserted into by described two root posts 2 in described column mounting hole 42, described driving dolly 13 is subsequently lifted road surface and is rotated to its longitudinally along the divisional line between described second lane and third lane afterwards.