CN2812165Y - Axle recognizer - Google Patents
Axle recognizer Download PDFInfo
- Publication number
- CN2812165Y CN2812165Y CN 200520026689 CN200520026689U CN2812165Y CN 2812165 Y CN2812165 Y CN 2812165Y CN 200520026689 CN200520026689 CN 200520026689 CN 200520026689 U CN200520026689 U CN 200520026689U CN 2812165 Y CN2812165 Y CN 2812165Y
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- China
- Prior art keywords
- wheel shaft
- switch
- sensor
- shaft detecting
- detecting belt
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Abstract
The utility model relates to a wheel shaft recognizer, which is composed of a wheel shaft detecting belt which is provided with a sensor or a switch and a controller, wherein the wheel shaft detecting belt is connected with the controller. The utility model is characterized in that two wheel shaft detecting bands are arranged on the wheel running position of the ground of a test carriageway; the two shaft detecting bands relative to the running direction and form angles from 30 DEG to 60 DEG; the two wheel shaft detecting bands are mutually in parallel at intervals; the controller is respectively connected with a power supply, the sensor or the switch of the wheel shaft detecting band, a reset signal output and a three-way signal output. The vertical interval of the two wheel shaft detecting bands is from 100MM to 400MM. The wheel shaft detecting band is respectively and correspondingly provided with one sensor or one switch; the wheel shaft detecting band is a double-layer sealed type rubber wheel shaft detecting bank; a rubber outer layer effectively ensures strong waterproof performance, proof pressure and corrosion resistance of the sensor or the switch. The flexible appearance leads the utility model to be suitable for being installed on various traffic lanes and irregular ground. The utility model is capable of extending the service life more than 4 times, enhances recognition rate of single and double tyre and the wheel shaft and has the advantages of simple structure, reasonable layout, reliable performance, convenient use, simplified canonical operation and wide range of application.
Description
Technical field
The utility model relates to vehicle identification system, particularly a kind of wheel shaft recognizer.
Background technology
At present, the main type of traditional wheel shaft recognizer that is used for the road management charge comprises: a kind of structure is to be provided with installation frame and base, but be interval with the pressure head that exposes to base and self-return on the base, pressure head have with testing circuit UNICOM near switch, pressure switch or pressure transducer etc.; Be provided with installing plate in the base, the pressure head neck is equipped with stage clip, passes through bolt between base and the installing plate.Each pressure head spacing is about 15cm, and when pressure wheel places pressure head, the pressure head load-bearing is sunk, and triggers sensor and sends the wheel signal that puts in place, judges the pressure head quantity of pressurized by testing circuit, thereby judges to advance and put single two-wheel of vehicle in place with the type of difference vehicle.Another kind is to use force transducer as sensing element, judges the type of different wheel shafts with the difference vehicle by detecting stressed number of sensors.In actual applications, this recognizer circuit is comparatively complicated, because the force sensor manufacturing process limits, it is very big that recognition result is influenced by the drift of sensor simultaneously; And sensor is influenced by the road surface sand and dust, and failure rate is higher.Also having a kind of is to utilize mechanical switch to replace force transducer, though the circuit of this scheme is simple, mechanical switch exist the life-span short, influenced by the road surface sand and dust and contact erosion influences big shortcoming, failure rate is still higher in actual applications.
More than the common defects that exists of several wheel shaft recognizers be complex structure, failure rate height, serviceable life is short, it is low to detect accuracy rate, and lacks unified operating standard.Simultaneously the Installation and Debugging workload is big, the use and maintenance cost height, often because pressure head, near switch or pressure sensor component and mechanical problem, need producer to send the maintenance personal to carry out on-site maintenance.In present vehicle identification system, the wheel shaft identifier-technologies is difficult to break through always, and the detecting reliability of road vehicle list two-wheel and vehicle axletree and life-span become the key point of restriction vehicle identification overall technology development.
The utility model content
The purpose of this utility model is to overcome above-mentioned weak point, and a kind of simple in structure, dependable performance, convenient and practical wheel shaft recognizer are provided.
The technical scheme that the utility model adopted is for achieving the above object: a kind of wheel shaft recognizer is connected institute by the axle detecting belt that is provided with sensor or switch and constitutes with controller; It is characterized in that two axles detects is with relative vehicle heading to be 30～60 ° of angles to be arranged at the genuine face wheel traveling-position of inspection vehicle, and two axles detect interband every and be parallel to each other; Controller connects sensor or switch in power supply, the axle detecting belt respectively, resets and the output of three road signals.
It is 100mm～400mm that described two axles detects band perpendicular separation distance.
Described two axles detects in the band respectively correspondence and respectively establishes a sensor or switch.
Described axle detecting belt is a double-layer seal formula rubber axle detecting belt.
The beneficial effects of the utility model are: simple in structure, rationally distributed, dependable performance, and simplification, standard operation use convenient; The rubber outer of axle detecting belt guarantees that effectively sensor or switch superpower water resistance and proof pressure are anticorrosive, flexible profile makes it be fit to be installed on various tracks and irregular ground, can improve serviceable life more than 4 times, improve the discrimination of single twin tires and wheel shaft greatly, and applied widely.
Description of drawings
Fig. 1 is provided with synoptic diagram for axle detecting belt structure in the utility model;
Synoptic diagram when Fig. 2 axle detecting belt is the single tire transport condition at vehicle;
Synoptic diagram when Fig. 3 axle detecting belt is the twin tires transport condition at vehicle;
Fig. 4 is the controller line connection diagram.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, details are as follows to embodiment, structure, feature that foundation the utility model provides:
As Fig. 1～shown in Figure 4, this wheel shaft recognizer is connected institute by the axle detecting belt that is provided with sensor or switch and constitutes with controller; It is characterized in that two axles detects is with relative vehicle heading to be the α angle to be 30～60 ° and to be arranged at the genuine face wheel traveling-position of inspection vehicle, and two axles detect interband every and be parallel to each other; Controller connects sensor or switch in power supply, the axle detecting belt respectively, reset and the output of three road signals P, S, D.
It is 100mm～400mm that described two axles detects band perpendicular separation distance.The actual installation distance can be adjusted according to application requirements.
Described two axles detects in band A, the B respectively correspondence and respectively establishes a sensor or switch.
Described axle detecting belt is a double-layer seal formula rubber axle detecting belt.Axle detecting belt also can adopt the sensor strip or the banded switch of various detection principles, as piezoelectric type, pressure switch, near banded switches such as switch, contact switchs.
Two axles detects band and is installed on ground face wheel traveling-position, when crossing, rolled vehicle tyre sensor or switch, controller can be crossed the situation of rubber axle detecting belt according to the vehicle wheel tire pressure, judges that tire is single tire or twins, exports the vehicle tyre signal that puts in place simultaneously.Controller output can be provided with by DIP switch and select to automatically reset, and perhaps selects to be resetted by outer triggering signal.
During application, can judge vehicle heading, promptly work as vehicle tyre and at first be pressed onto rubber axle detecting belt A that when being pressed onto rubber axle detecting belt B subsequently, the wheel shaft recognizer judges that vehicle heading is a forward; When vehicle tyre at first is pressed onto rubber axle detecting belt B, when being pressed onto rubber axle detecting belt A subsequently, the wheel shaft recognizer judges that vehicle heading is reverse.Also can cooperate wagon detector (as light curtain, coil, magnetoresistive transducer etc.), realize detecting the vehicle number of axle.When the wagon detector conducting, the expression vehicle puts in place, keeps in the process of conducting at wagon detector, when the wheel forward put in place, promptly vehicle tyre at first was pressed onto rubber axle detecting belt A, was pressed onto rubber axle detecting belt B subsequently, the wheel shaft recognizer sends counting forward signal ,+1; When the vehicle backward going, vehicle tyre at first is pressed onto rubber axle detecting belt B, is pressed onto rubber axle detecting belt A subsequently, and the wheel shaft recognizer sends counting in reverse signal ,-1.When vehicle separator disconnects, calculate the forward signal and the reverse signal of wheel shaft recognizer, can judge the number of axle of current vehicle.
When vehicle crossed the rubber axle detecting belt, vehicle tyre at first was pressed onto rubber axle detecting belt A, was pressed onto rubber axle detecting belt B subsequently, left again.Be pressed onto rubber axle detecting belt A when tire is pressed onto rubber axle detecting belt B, illustrates that tyre width reaches the width of twin tires, wheel shaft recognizer controller sends tire signal and the twin tires signal that puts in place that puts in place.When tire is pressed onto rubber axle detecting belt B, be not pressed onto rubber axle detecting belt A, illustrate that tyre width is the width of single tire, wheel shaft recognizer controller sends tire signal and the single tire signal that puts in place that puts in place.
Controller has the output of three unlike signals, as shown in Figure 4, is respectively tire put in place signal output P, single tire signal output S and twin tires signal output D.When tire puts in place, the signal output P conducting that puts in place of no matter single tire or twins, the tire of controller, the wheel shaft recognizer is according to the state of tire by sensor or switch, sends single tire signal output S or the twin tires signal output D that puts in place that puts in place.Controller output can be provided with by DIP switch and select to automatically reset, and perhaps selects to be resetted by outer triggering signal.
Judge that single tire/twin tires application is described in detail as follows table:
| The tire location explanation | Single twin tires is judged | The controller output state | ||
| Tire passes through process | 1, when vehicle passed through, tire at first was pressed onto axle detecting belt A | P, S, D all keep off-state | ||
| 2; Vehicle continues to move ahead, when tire is pressed onto axle detecting belt B | If this moment tire not discharge axle detecting belt A be that tire is pushed down A simultaneously, two axle detecting belts of B | Twin tires | P, D conducting | |
| If tire has discharged axle detecting belt A before being pressed onto axle detecting belt B | Single tire | P, S conducting | ||
| 3, vehicle continues to move ahead, and tire discharges axle detecting belt B | P, D, S disconnect (automatically reseting) or keep (external reset) | |||
Realize the function that differentiation vehicle list twin tires and vehicle axles put in place by above-mentioned novel wheel shaft recognizer.Also can realize whether the identification vehicle is duplex axle, three shaft couplings in the enforcement by increasing the rubber axle detecting belt; And can cooperate wagon detector (as the light curtain etc.) to judge vehicle heading.
Claims (4)
1, a kind of wheel shaft recognizer is connected institute by the axle detecting belt that is provided with sensor or switch and constitutes with controller; It is characterized in that two axles detects is with relative vehicle heading to be 30～60 ° of angles to be arranged at the genuine face wheel traveling-position of inspection vehicle, and two axles detect interband every and be parallel to each other; Controller connects sensor or switch in power supply, the axle detecting belt respectively, resets and the output of three road signals.
2, wheel shaft recognizer according to claim 1 is characterized in that described two axles detects band perpendicular separation distance and is 100mm～400mm.
3, wheel shaft recognizer according to claim 1 is characterized in that described two axles detects in the band respectively correspondence and respectively establishes a sensor or switch.
4, wheel shaft recognizer according to claim 1 is characterized in that described axle detecting belt is a double-layer seal formula rubber axle detecting belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520026689 CN2812165Y (en) | 2005-07-15 | 2005-07-15 | Axle recognizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520026689 CN2812165Y (en) | 2005-07-15 | 2005-07-15 | Axle recognizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2812165Y true CN2812165Y (en) | 2006-08-30 |
Family
ID=36938558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520026689 Expired - Fee Related CN2812165Y (en) | 2005-07-15 | 2005-07-15 | Axle recognizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2812165Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104574994A (en) * | 2014-12-31 | 2015-04-29 | 贵州中南交通科技有限公司 | Vehicle model recognizer with foglights and position-adjustable light curtain sensor |
| CN104574986A (en) * | 2014-12-22 | 2015-04-29 | 贵州中南交通科技有限公司 | Vehicle model identifier with radiating device |
| CN109726677A (en) * | 2018-12-28 | 2019-05-07 | 武汉万集信息技术有限公司 | Axle identification method, apparatus and readable storage medium storing program for executing |
-
2005
- 2005-07-15 CN CN 200520026689 patent/CN2812165Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104574986A (en) * | 2014-12-22 | 2015-04-29 | 贵州中南交通科技有限公司 | Vehicle model identifier with radiating device |
| CN104574994A (en) * | 2014-12-31 | 2015-04-29 | 贵州中南交通科技有限公司 | Vehicle model recognizer with foglights and position-adjustable light curtain sensor |
| CN109726677A (en) * | 2018-12-28 | 2019-05-07 | 武汉万集信息技术有限公司 | Axle identification method, apparatus and readable storage medium storing program for executing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |