CN203572563U - Dynamic vehicle weighing system - Google Patents
Dynamic vehicle weighing system Download PDFInfo
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- CN203572563U CN203572563U CN201320749900.7U CN201320749900U CN203572563U CN 203572563 U CN203572563 U CN 203572563U CN 201320749900 U CN201320749900 U CN 201320749900U CN 203572563 U CN203572563 U CN 203572563U
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- vehicle
- weighing
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- dynamic weighing
- separator
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- 238000005303 weighing Methods 0.000 title claims abstract description 91
- 238000012360 testing method Methods 0.000 claims description 14
- 238000000926 separation method Methods 0.000 claims description 7
- 230000006698 induction Effects 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 abstract description 2
- 230000003068 static effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 244000287680 Garcinia dulcis Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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Abstract
A dynamic vehicle weighing system is composed of a dynamic weighing scale, a vehicle separator, an induction detection coil, a vehicle axle detector and a dynamic weighing instrument. The dynamic weighing scale, the vehicle separator, the induction detection coil and the vehicle axle detector are respectively connected with the dynamic weighing instrument. The dynamic weighing scale includes a scale body bearing device, weighing sensors, pillars and a pull rod limiting device, wherein the scale body bearing device and the weighing sensors are fixed together by bolts, and the pillars support the weighing sensors. The infrared vehicle separator is composed of an infrared emission column, an infrared receiving column and a separator circuit, wherein the infrared emission column and the infrared receiving column are oppositely installed on one side, driving out of the dynamic weighing scale, of a vehicle. The vehicle axle detector is composed of a resistance strain force measuring sensor and a vehicle axle identifier circuit. An induction detector is composed of the induction detection coil and an induction detection circuit. The dynamic vehicle weighing system has the advantages of high accuracy of dynamic vehicle weighing, satisfactory performance index, simple technology and accurate measurement.
Description
Technical field
The utility model relates to a kind of measuring system, especially a kind of vehicle dynamic weighing system.
Background technology
Current domestic road vehicle weigh means is mainly two kinds: vehicle static is weighed and vehicle dynamic weighing.Static weighing is that administration of highways personnel allow vehicle enter special weigh station to weigh, vehicle tyre act on power on static weighing carrier just in time the terrestrial attraction downward with static vehicle equate, the complete vehicle weight of vehicle can be measured and is presented in instrument by detecting element.Although the performance index of vehicle static weighing system are satisfied, technology is simple and it is accurate to measure, but, because volume is large, road surface infringement is serious, measure the factors such as efficiency is low, personnel attrition is large, easily cause and realize difficulty and the not smooth impact of traffic, be difficult to bring into play the superiority of highway and improve service efficiency.And vehicle dynamic weighing can realize to axle heavily transfinite, the improvement of car weight overload and not stopping weighs, therefore, vehicle dynamic weighing is on highroad, carries out Main Means and developing direction that overrun and overload transportation is measured, is the basis of not stopping and detecting.So-called vehicle dynamic weighing, comprises the content of two aspects: one, claimed vehicle aprowl to pass through weighing platform; Two, weighing system is among dynamically (or perhaps transient state) changes, and weighing-up wave does not reach stable state.Therefore, affect the many factors of dynamic weighing precision, for example, car speed, weighing platform width, vehicle acceleration, Vehicular vibration, road roughness etc.These factors all certainly will reduce measuring accuracy, cause measuring result error large and inaccurate, cause overrun and overload to detect and weight metering charging does not have very strong cogency and public trust widely.
Summary of the invention
The technical problems to be solved in the utility model is to overcome prior art defect, and a kind of vehicle dynamic weighing system is provided.
For solving the problems of the technologies described above the technical scheme of employing, be: vehicle dynamic weighing system, by dynamic weighing, weighed, vehicle separator, ground sense magnetic test coil, vehicle axles detecting device and dynamic weighing instrument form, dynamic weighing weighing apparatus, vehicle separator, ground sense magnetic test coil, vehicle axles detecting device is connected with dynamic weighing instrument respectively, dynamic weighing weighing apparatus comprises scale body carrier, LOAD CELLS, pillar and pull bar stop means, scale body carrier and LOAD CELLS adopt screw to be fixed together, shore supports LOAD CELLS, infrared vehicle separation vessel is by infrared light emission post, infrared light receives post and splitter circuit forms, and infrared light emission post and reception post are relatively arranged on vehicle and roll dynamic weighing weighing apparatus side away from, vehicle axles detecting device is by resistance-strain type force cell and vehicle axles recognizer the electric circuit constitute, sense detecting device in ground is comprised of ground sense magnetic test coil and ground sense testing circuit.
The long 0.8m of scale body carrier, wide 3.5m, LOAD CELLS adopts beam type.
The beneficial effect of this utility model is: vehicle dynamic weighing precision is high, and performance index are satisfied, technology is simple and it is accurate to measure.
Accompanying drawing explanation
Fig. 1 is dynamic weighing system composition diagram;
Fig. 2 is dynamic weighing weighing apparatus structural drawing;
Fig. 3 is infrared vehicle separation vessel schematic diagram;
Fig. 4 is vehicle axles recognizer schematic diagram;
Fig. 5 is inductive detector schematic diagram.
1-scale body carrier, 2-LOAD CELLS, 3-pillar, 4-limit pull rod device, 5-infrared light emission post, 6-infrared light receives post, 7-force cell, 8-vehicle axles recognizer, 9-ground sense magnetic test coil.
Embodiment
Vehicle dynamic weighing system mainly by dynamic weighing weighing apparatus, vehicle separator, feel magnetic test coil, vehicle axles detecting device and dynamic weighing instrument five parts and form, dynamic weighing its mechanical composition of weighing comprises: scale body carrier (long 0.8m, wide 3.5m), LOAD CELLS (beam type), pillar and pull bar stop means.And, the all parts of the dynamic weighing weighing apparatus of its production all has higher strength and stiffness, the resistance that can reduce the horizontal jitter of scale body carrier and bring, and distinctive pull bar limit method has also guaranteed that the horizontal direction displacement of scale body carrier is less than 2mm, and pull bar remains level, avoided the generation of horizontal direction component, so, its dynamic weighing weighing apparatus can not only carry well heavier goods vehicle is housed, and, can also provide true and stable signal support for Instrument for Weigh-in-Motion table.The chief component parts of dynamic weighing weighing apparatus are all arranged in the melt pit with cement concrete pouring, and the section at melt pit two ends (vehicle sails road surface into and rolls road surface away from) needs to meet: longitudinal gradient and the horizontal wall inscription in the section of front and back 25m are less than or equal to 2%, and road surface radius-of-curvature is at least 1500m.The installation form of scale body carrier and LOAD CELLS, adopts screw that scale body carrier and LOAD CELLS are fixed together, and the other end obtains foil gauge deformation by pillar reacting force in cantilever type weighing sensor and obtains weighing-up wave.When the Vehicle Driving Cycle of lade weighs by dynamic weighing, scale body carrier heavily passes through pillar retroaction at A by real-time axle, B, on tetra-cantilever type weighing sensors of C and D, so, sensor will be experienced to such an extent that weight converts analog voltage signal output pro rata to, by the custom-designed terminal box of weighing, the analog voltage signal of four sensors is together in parallel again, then sending Instrument for Weigh-in-Motion table to processes, instrument will receive to such an extent that voltage analog signal converts digital signal to through A/D analog digital, again the dynamic car passing weight information of Real-time Collection is carried out to data processing, obtain vehicle axles through the heavy information of axle of dynamic weighing weighing apparatus.Vehicle separator sails the signal with output system into for vehicle dynamic weighing system provides vehicle, complete the normal separation of vehicle, to guarantee the identification of vehicle dynamic weighing system to car load, and provide ending signal after vehicle weighs by dynamic weighing to dynamic weighing instrument.Infrared vehicle separation vessel, as the main vehicle separator of vehicle dynamic weighing system.Infrared vehicle separation vessel receives post by infrared light emission post, infrared light and splitter circuit forms, and infrared light emission post and receive post and be relatively arranged on vehicle and roll dynamic weighing weighing apparatus side away from.Principle of work is infrared light emission post transmitting Infrared, and receives post formation echelette with infrared light.At vehicle in car dynamic weighing system, what dynamic weighing had weighed is that single shaft heavily weighs, but not complete vehicle weight weighs, after vehicle weighs by dynamic weighing completely, infrared vehicle separation vessel provides car load ending identification signal for dynamic weighting system, and export to dynamic weighing instrument reception, instrument superposes to the weight of the single shaft recording again, obtains the actual weight of car load.What adopt is the vehicle axles recognizer that resistance-strain type sensor forms, and considers the connection wheelbase (1.3m-1.8m) of standard vehicle wheel shaft, rolls the vehicle that is arranged on of Wheel axle identifier away from dynamic weighing weighing apparatus about 700mm place, rear flank.Vehicle axles recognizer is by resistance-strain type force cell (12 of normal lanes, 16, Chao Kuan road), mechanical component and vehicle axles recognizer the electric circuit constitute.Vehicle axles recognizer principle of work is: detect force signal on its force cell, by its circuit conversion, be that digital switch quantity has or not car signal to export, when having vehicle axles to press, output low level have an axis signal, and when pressing without vehicle axles, output high level without axis signal.Sense detecting device in ground is comprised of ground sense magnetic test coil and ground sense testing circuit, is the triggering induction installation in vehicle dynamic weighing system, meanwhile, also can provide vehicle to sail system into and leave the signal of system, completes the separated backup device of vehicle.The mounting means of ground sense magnetic test coil is: at vehicle, roll away from the rear side road surface of dynamic weighing weighing apparatus, first cut out a circular groove, general 1 meter of diameter, or the suitable rectangle groove of area, in this groove, imbed two to three circle wires, this has just formed an inductance detection coil that is embedded in earth's surface again.This coil and electric capacity form reliable and stable oscillatory circuit, when having vehicle through out-of-date, because changing, space medium caused the variation (while having metal object, oscillation frequency raises) of oscillation frequency, its oscillator signal is felt testing circuit by conversion with delivering to and is carried out frequency measurement, and provide trigger pip that vehicle sails into dynamic weighing instrument, in vehicle dynamic weighing system, ground sense detecting device is as the standby vehicle separator of vehicle, export vehicle and sail and roll away from dynamic weighing weighing apparatus signal into, as the space signal of dynamic weighing instrument judgement vehicle ending.
Claims (2)
1. vehicle dynamic weighing system, it is characterized in that: by dynamic weighing, weighed, vehicle separator, ground sense magnetic test coil, vehicle axles detecting device and dynamic weighing instrument form, dynamic weighing weighing apparatus, vehicle separator, ground sense magnetic test coil, vehicle axles detecting device is connected with dynamic weighing instrument respectively, dynamic weighing weighing apparatus comprises scale body carrier, LOAD CELLS, pillar and pull bar stop means, scale body carrier and LOAD CELLS adopt screw to be fixed together, shore supports LOAD CELLS, infrared vehicle separation vessel is by infrared light emission post, infrared light receives post and splitter circuit forms, and infrared light emission post and reception post are relatively arranged on vehicle and roll dynamic weighing weighing apparatus side away from, vehicle axles detecting device is by resistance-strain type force cell and vehicle axles recognizer the electric circuit constitute, sense detecting device in ground is comprised of ground sense magnetic test coil and ground sense testing circuit.
2. vehicle dynamic weighing system according to claim 1, is characterized in that: the long 0.8m of scale body carrier, wide 3.5m, LOAD CELLS employing beam type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320749900.7U CN203572563U (en) | 2013-11-25 | 2013-11-25 | Dynamic vehicle weighing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320749900.7U CN203572563U (en) | 2013-11-25 | 2013-11-25 | Dynamic vehicle weighing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203572563U true CN203572563U (en) | 2014-04-30 |
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ID=50540290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320749900.7U Expired - Lifetime CN203572563U (en) | 2013-11-25 | 2013-11-25 | Dynamic vehicle weighing system |
Country Status (1)
| Country | Link |
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| CN (1) | CN203572563U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108151843A (en) * | 2017-12-25 | 2018-06-12 | 重庆冀繁科技发展有限公司 | Vehicle axles identifying system |
| CN112729515A (en) * | 2020-12-29 | 2021-04-30 | 浙江金实乐环境工程有限公司 | Dynamic weighing correction method for electric garbage vehicle-mounted weighing module |
-
2013
- 2013-11-25 CN CN201320749900.7U patent/CN203572563U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108151843A (en) * | 2017-12-25 | 2018-06-12 | 重庆冀繁科技发展有限公司 | Vehicle axles identifying system |
| CN112729515A (en) * | 2020-12-29 | 2021-04-30 | 浙江金实乐环境工程有限公司 | Dynamic weighing correction method for electric garbage vehicle-mounted weighing module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SICHUAN GUANXIANG TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SICHUAN DISCOVERY DREAM ELECTRONICS SCIENCE + TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 610000, No. 399, west section of Chang Xiong Road, Chengdu hi tech Zone, Sichuan Patentee after: Sichuan Guanxiang Science and Technology Co.,Ltd. Address before: 610000, No. 399, west section of Chang Xiong Road, Chengdu hi tech Zone, Sichuan Patentee before: SICHUAN DISCOVERY DREAM ELECTRONICS SCIENCE & TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140430 |