CN202195870U - Non-intrusive installation vehicle-mounted weight display overload control safety monitoring system - Google Patents
Non-intrusive installation vehicle-mounted weight display overload control safety monitoring system Download PDFInfo
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- CN202195870U CN202195870U CN2011202402400U CN201120240240U CN202195870U CN 202195870 U CN202195870 U CN 202195870U CN 2011202402400 U CN2011202402400 U CN 2011202402400U CN 201120240240 U CN201120240240 U CN 201120240240U CN 202195870 U CN202195870 U CN 202195870U
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Abstract
The non-intrusive type installation vehicle-mounted weight display overload control safety monitoring system comprises a vehicle-mounted system and a terminal monitoring center, wherein the vehicle-mounted system comprises stress detection sensors, a junction box, a wireless transmitting module and an antenna, a wireless receiving module and an antenna, a vehicle-mounted weight display instrument, a GPS/GPRS and an antenna, and the stress detection sensors are installed in the middle and two sides of a semi-trailer frame wheel shaft; each stress detection sensor is connected with a junction box, the junction box is connected with a wireless transmitting module and an antenna, and then is connected with a vehicle-mounted weight display instrument through the wireless transmitting module and the antenna, and the vehicle-mounted weight display instrument is connected with a GPS/GPRS and the antenna through an RS232 communication interface; the terminal monitoring center is connected with the GPS/GPRS and the antenna of the vehicle-mounted system through the GPS and the GSM system. The utility model discloses still include calibration method. The utility model discloses simple structure, the simple installation marks easy operation.
Description
Technical field
The utility model relates to a kind of vehicle load demonstration and controls ultra safety monitoring system; Especially relate to a kind of online operation load-carrying vehicle that is suitable for; Non-intervention type is installed, is demarcated vehicle-mounted front-end weight and shows that the GPS/GIS of rear end Surveillance center controls ultra safety monitoring system and scaling method.
Background technology
Highway transport vehicle overload situation is very serious; Relevant supervision department has dropped into a large amount of material resources, financial resources are carried out the Unified National improvement to overload, and main means are to set up the monitoring station, and large-scale electronic scale is installed; Investigate successively or be aided with the inspection of flowing of portable axle weight scale, effect is still not exclusively desirable.
For detecting overload of vehicle and warning problem; China utility application CN200410040033.5 disclose a kind of on highway pavement the setting pressure sensor; Extruding is analyzed by force to the vehicular traffic road pavement, confirms load situation indirectly, judges on-vehicle safety.This system nature and fixedly electronic scale monitoring is close still belongs to fixed point and detects, and precision is not high, and vehicle escape check point, unloading midway, secondary are loaded and still can't handle, and is difficult to form whole process supervision and unified management center yet.
No. 200610072437.1, utility application of China disclose in 2006 a kind of can be in real time or at interval timing to the system of system of controlling of carload follow-up investigations; Directly send information to remote data processing center by board units, find to overload and promptly notify near inspection post to investigate.The meeting in service of this system runs into a series of practical problemss: at first will independently set up the database of all vehicles, workload is big; Secondly need on every road, to set up field check unit, strengthen fund, human input undoubtedly; In addition, the equal timed sending of all vehicles is to the data monitoring terminal, and the central server communication flows is too big, and is main with data transmission, does not directly relate to crucial vehicle-mounted test section.
China utility model patent CN 100342223C discloses a kind of automobile overload automatic identification method in 2007: camera is set to differentiate vehicle at the highway access road; Preset the automobile load pressure transducer; Detected pressures is obtained this car through Computer Processing and whether is overloaded whether allow the conclusion passed through.Also belong to the fixed point inspection, the per car inspection runs into the overload car and handles, and vehicle flow will be descended, and influences The coast is clear.
CN101620002A discloses a kind of overloading automatic alarm system based on GPS in 2009, CN101819058A disclosed a kind of self-service vehicle load real-time monitoring device in 2010, and two utility models all propose to utilize the vehicle-mounted alarm system of GPS/GPRS resource; Overcome some defective of CN200610072437.1 scheme; But the load of this utility model detects solution and needs on vehicle frame, settle 4 ~ No. 12 standard radial LOAD CELLS, and utility model is similar therewith also has ZL200920068809.2 vehicle-mounted weighing system, the finished product radial LOAD CELLS that is adopted; Though weighing precision is higher; But price is high, also has a series of shortcomings during enforcement: at first, need take vehicle frame apart during installation; Waste time and energy, be difficult for large-scale popularization; Secondly, to the restriction that the typing vehicle car increases in addition, general middle-size and small-size lorry, installing additional increases height of wagon behind the sensor and needs ﹤ 10mm to reach the lumping weight full requirement of feeling at ease; In addition, this scheme can only be suitable for unitized frame, is difficult to be suitable for the structure of 6 vehicles of heavy duty at present; At last, this system is a kind of sound, light definite value warning device, can not provide load concrete numerical value.
CN10556184A discloses a kind of overweight identification GPS monitoring communication system in 2009.Identical with aforementioned CN101620002A, undertaken every overweight detection of whole process, all the period of time of installing vehicle additional is monitored by existing GPS and GSM Global Communications System.This system disclosed weight detecting pressure sensitive module adopts and directly sticks on the resistance-strain sheet mode on the vehicle, and its disadvantage is the stable and protection question that is difficult to guarantee the foil gauge long-term work.Can't guarantee that environment is good during the on-the-spot paster of vehicle frame, operational orientation is limited, also is difficult to adopt the glue special that needs through hot setting/back is solidified, pressurizeed; Existing instant drying adhesive ambient temperature curable; Can only be suitable for the static measurement of large-sized structural parts, not anti-dashing shaken, and functional reliability is poor under wet environment.
CN10887639A discloses a kind of vehicle detecting system and detection method based on the CAN bus in 2010, it passes to Surveillance center through the multiple real time execution information of CAN bus collection vehicle through GPS.But this method is not that vehicle is directly carried out weight detecting; But through engine output, vehicle body electrical appliance electric power; Calculate the motion power of powered vehicle, the rolling friction system cross-sectional area relevant when tabling look-up the acquisition operation according to the vehicle location and the speed of a motor vehicle again with type of vehicle, air resistance coefficient reaches from re-computation air resistance in service; Final COMPREHENSIVE CALCULATING is amounted to into gross deadweight, provides overload warning at last.Numerous complex parameters is calculated, and is difficult to provide practical accurately accuracy value, and practice is also relatively more difficult.
Chinese patent ZL200420110095.4 discloses a kind of automobile overload purpose monitoring system in 2005, utilize the tire pressure/temperature sensor that is installed in the tire to carry out detection alarm.Except that temperature influence, also have other multiple influences to exist between the tire pressure of vehicle mounted tyre pressure detection system (TPMS) sensor and the weight, be difficult to confirm corresponding relation accurately, can't guarantee the precision of reporting to the police, also can't demarcate fast.
Chinese patent ZL200720078969.6 discloses a kind of overload monitoring device in 2008; Mainly form by overload input and vehicle carried device two parts; Overload detects to be undertaken by the cover cassette detection mechanism that is installed between longitudinal beam and the chassis crossrail; The infrared emission and the receiving element of the displacement of difference installation and measuring leaf spring on the sleeve differing heights; To confirm concrete displacement data point, on instrument, provide at last: not overload, several kinds of sound and light alarms of slight overload and serious overload, power supply can kill engine when serious overload.It is limited to remove precision, outside can only estimating roughly, can't carry out remote terminal and directly monitor.
CN201173812Y discloses a kind of vehicle-mounted overloading automatic alarm device in Dec, 2008, comprises main control module, automobile axle load sensor and wireless communication module.Whether axle retransmits sensor and is arranged on the automobile leaf spring, gathers the leaf spring deflection, overloaded by master control module judges again, and radio communication is dealt into remote terminal management law enforcement during overload.This device detects for fixed point, and its shortcoming is, and is at first similar with aforementioned CN200610072437.1 utility model patent, needs self-built remote center, a lot of inconvenience; Secondly, need during installation vehicle structure is reequiped and adjusted, belong to insertion type, quantities is big, and is time-consuming, and maintenance cost is high, and has potential safety hazard.
Chinese patent ZL200720138290.1 disclosed in October, 2008 a kind ofly to transfinite based on GPS is vehicle-mounted, and the overload real-time monitoring system has through GPS to remote center location and weight transfer function, and the cab signal treating apparatus can directly make automobile ignition switch flame-out.But its pick-up unit is the pressure transducer of automobile chassis damping place, and its shortcoming is identical with aforementioned CN101620002A utility model patent, belongs to insertion type, must change vehicle body during installation, wastes time and energy shortcomings such as repair difficult.
Chinese patent ZL200820063651.5 discloses a kind of overload of motor-driven vehicle automatic monitoring device in 2009, it comprises battery, monitoring and display device.Crucial monitoring element is many groups of dynamic and static contact gravity multi-position switchs that are contained in axletree, and SP output contact signal shows fully loaded respectively to Displaying Meter, slight overload, and heavier overload and several groups of sound and light signals of serious overload can not show concrete goods weight.
The disclosed intelligent vehicle-carried ultra safety monitoring system of controlling of Chinese patent ZL201020150694.4; Comprise the camera that transfinites, overload, unbalance loading sensor, intelligent data processes and displays and gps system, the defective of its existence is; It is desirable that the excess weight accuracy of detection is still owed, and wiring is installed and demarcated wastes time and energy.
Summary of the invention
The non-intervention type of the utility model is installed the vehicle load demonstration and is controlled ultra safety monitoring system; Comprise onboard system, terminal monitoring center; Said onboard system comprises stress detecting sensor, terminal box, wireless transmitter module and antenna, wireless receiving module and antenna, vehicle load display instrument, GPS/GPRS and antenna, and each stress detecting sensor can all be installed in the middle part or the both sides of the wheel shaft of semi-mounted vehicle frame; Each stress detecting sensor is connected with terminal box by cable; Terminal box connects wireless transmitter module and antenna by cable (or through intelligent preliminary treatment); Wireless receiving module and antenna are connected with the vehicle load display instrument by cable, and the vehicle load display instrument is connected with GPS/GPRS and antenna through data communication interface; The terminal monitoring center is connected with the GPS/GPRS and the antenna of onboard system with gsm system by GPS.
The quantity of said stress detecting sensor is at least 2; Be advisable for general 3 ~ 8, can be that strain-type, differential transformer type, ultrasonic type, optical fiber type, Hall-type, laser type, magnetic are imitated telescopic, Mageneto-sensitive type, photo-electric, magnetic-grid-type, eddy current type or surface acoustic wave type; Mounting means can be, bearing welding, bolted or special gelatin are adhered; The module of said stress detecting sensor can be discrete signals adjusting, analog to digital conversion intelligence single-chip microcomputer, attach transmit/receive module outward, also can be monolithic smart antenna emission/reception special module band printed antenna circuit.
Said vehicle load display instrument is a kind of special-purpose SCM system, and its hardware comprises: hardware such as the demonstration of the single double window mouth of Signal Regulation, analog to digital conversion and chip microprocessor and keyboard input, LED or LCD, alarm chip, RS232 output; Software can to the output of each channel sensor sue for peace gross weight show and comprise follow the tracks of at digital filtering, peeling, zero point, coefficient is inserted, alarm settings, fault self-checking, password locking and weight data are pacified functions such as communication protocol that GPS producer provides is compatible with GPS.Gross weight is shown as 5 weight display instrument precision and is superior to 0.05%, by vehicle-mounted 12 ~ 24V powered battery.
Said GPS/GPRS and antenna are the finished product standardized product; Receive locator data by GPS; After GPRS and vehicle load display instrument transmit the weight data fusion; Carry out the principle that every chassis dead weight capacity display instrument is equipped with a different SIM, GSM sends to Surveillance center through global mobile communication, realizes monitoring management, communication, tracking, inquiry; If the malicious sabotage sensor, GPS can be sent to this information in the relevant law enforcement portion automatically, investigates and prosecutes the source.
Each stress detecting sensor output signal by cable transmission to terminal box; Again through cable transmission (or through intelligent pre-service) to wireless transmitter module and antenna; Then by wireless transmitter module and antenna transmission to wireless receiving module and antenna, again by wireless receiving module and antenna through cable transmission to vehicle load display instrument, be sent to GPS/GPRS and antenna through data communication interface then; After GPS and gsm system are sent to the terminal monitoring center; The terminal monitoring center receives GPS and gsm radio signal, carries out geography information instant analysis and fusion, accomplishes monitoring.
The scaling method of the utility model: diverse location applies the standard weights counterweight on car, and actual each measuring point output signal numerical value of measuring is listed linear equation, tries to achieve corresponding calibration coefficient; Its output signal value multiply by calibration coefficient during each measuring point work, is each measuring point actual weight value, and instrument is sued for peace to each passage gravimetric value, promptly obtains car load load-carrying value.
The strain gauge that the utility model adopts structure repeatedly to optimize; Corresponding installation site is calculated by accurate mechanical analysis and experiment is confirmed; All the check point unification is installed on the semitrailer; To reduce the zero-bit that two removable frames bring and the influence of trailer traction power, improved precision, help the application that a trailer is joined many semitrailers simultaneously; Each check point and intelligence instrument transmit the wireless transmission that changes available micro radio emission/reception into to signal, reduce the set-up time of connecting up; With little weight, the practical immediate mode that few number of times replaces all-up weight repeatedly to demarcate, static degree has been superior to 2 ~ 5%FS, thereby provides supporting technology to guarantee for the user promotes.
Description of drawings
Fig. 1 is the structural representation of the utility model a kind of case study on implementation on six-axle car.
Fig. 2 is that the utility model diverse location on six-axle car loads the demarcation counterweight, asks the quick demarcation of each passage weight/output coefficient to execute the case synoptic diagram.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
With reference to Fig. 1; Present embodiment comprises onboard system, terminal monitoring center 10; Onboard system comprises stress detecting sensor 4, terminal box 5, wireless transmitter module and antenna 6, wireless receiving module and antenna 7, vehicle load display instrument 8, GPS/GPRS and antenna 9, and each stress detecting sensor 4 can be installed in four-wheel axle 12, five wheel shafts 13 of mill 3 both sides crossbeams below, the semitrailer 2 of semitrailer 2, the middle part or the both sides of six wheel shafts 14 respectively; Each stress detecting sensor 4 is connected with terminal box 5 through cable; Terminal box 5 connects wireless transmitter module and antenna 6 through cable; Wireless receiving module and antenna 7 are connected with vehicle load display instrument 8 through cable, and vehicle load display instrument 8 is connected with GPS/GPRS and antenna 9 through data communication interface; Terminal monitoring center 10 is through being connected with the GPS/GPRS and the antenna 9 of onboard system.
The quantity of said stress detecting sensor 4 is 5, and can be that strain-type, differential transformer type, ultrasonic type, optical fiber type, Hall-type, laser type, magnetic are imitated telescopic, Mageneto-sensitive type, photo-electric, magnetic-grid-type, eddy current type or surface acoustic wave type; Mounting means can be that bearing welding, bolted or special gelatin are adhered; The module of said stress detecting sensor 4 can be the system of independent sensor or band single-chip microcomputer, attach transmit/receive module outward.
Said vehicle load display instrument 8 is a kind of SCM system; Have: the function that multichannel coefficient summation back complete vehicle weight shows and the associated weight data are communicated by letter with GPS/GPRS through the RS232 communication serial port; Its software also has digital filtering, peeling, zero point to follow the tracks of mark, and coefficient is inserted newspaper round values setting and functions such as fault self-checking and software cryptography.The weight figure place showing is that 5, precision are superior to 0.05%FS, is supplied power by vehicular power-bottle.
Said GPS/GPRS and antenna 9 are the finished product standardized product; Receive locator data by GPS; After GPRS and vehicle load display instrument 8 transmit the weight data fusion; Carry out the principle that every chassis dead weight capacity display instrument 8 is equipped with a different SIM, send to Surveillance center 10, realize monitoring management, communication, tracking, inquiry load-carrying through global mobile communication GSM; If the malicious sabotage sensor, GPS can be sent to relevant law enforcement agency with this information automatically, investigates and prosecutes the source.
Each stress detecting sensor 4 output signal is by cable transmission to terminal box 5; Again through cable transmission (or through intelligent pre-service) to wireless transmitter module and antenna 6; Be sent to wireless receiving module and antenna 7 by wireless transmitter module and antenna 6 then, again by wireless receiving module and antenna 7 through cable transmission to vehicle load display instrument 8, be sent to GPS/GPRS and antenna 9 through cable data traffic letter alias then; After GPS and gsm system are sent to terminal monitoring center 10; Terminal monitoring center 10 receives GPS and gsm radio signal, carries out geography information and merges instant analysis, accomplishes monitoring.
Scaling method: the pairing weight coefficient value of each stress detecting sensor 4 outputs, by vehicle type structure, size, and the institute stress detecting sensor of adorn 4 positions, provide according to emulation of vehicle frame finite element analysis computation or the calculating of simplification material power scheduling theory; For being suitable for the different automobile types structure, reduce systematic error, be convenient to supervision department's management, periodic verification simultaneously, available following method carries out demarcating fast simply on the spot: it is some to get the weight counterweight, and according to the measuring point number, the diverse location place loads on vehicle frame, actual obtaining.Demarcating weight and implement number of times relevant with measuring point, can be 2～8 passages according to the structure and the loading character of trailer chassis 2.
With reference to Fig. 2, this instance is comprised check point passage I ch1, the check point passage II ch2 of the mill 3 both sides crossbeams below of the semitrailer 2 that is positioned on the longeron, the check point passage of back three wheel shafts
IIICh3 demarcates counterweight 15,2～6 tons of 15 single weight of counterweight, the numeral in the circle of expression counterweight 15 serial number when loading 7 times successively, establish check point passage I ch1, II ch2,
IIIThe weight that ch3 is corresponding is respectively t
1, t
2, t
3, each check point passage I ch1, II ch2,
IIICh3 output is respectively a
1, a
2, a
3And b
1, b
2, b
3k
1, k
2, k3 is respectively corresponding calibration coefficient, then:
(1)
Each check point actual weight Tn is:
Tn=?t
1+?t
2+?t
3 …?…（2）
N is relevant with port number.
Because t
1, t
2, t
3, a
1, a
2, a
3And b
1, b
2, b
3Be known number, therefore, can obtain coefficient k according to formula (1)
1, k
2, k
3Value, insert intelligent display meter, behind the lade, can be according to different output valve A
1, A
2And B
2AutoSum shows actual measurement weight T:
T=A
1K
1+A
2K
2+?B
2K
3 .….…（3）
Actual measurement shows; To 30 tons of six-axle cars of load-carrying with above-mentioned 7 counterweights; Gross weight 24t can guarantee to tile successively 30 tons from semitrailer mill 3 front ends after demarcating backward, 60 ton hours, and the static demarcating precision can be in 2%～5%FS scope; Once demarcate the back coefficient that obtains, can be used for the use of same model, same structure size in principle; Regularly during the annual test precision calibration, only need suitably adjustment, the convenient use.
Claims (3)
1. a non-intervention type is installed the vehicle load demonstration and is controlled ultra safety monitoring system; Comprise onboard system, terminal monitoring center; Said onboard system comprises stress detecting sensor, terminal box, wireless transmitter module and antenna, wireless receiving module and antenna, vehicle load display instrument, GPS/GPRS and antenna; It is characterized in that each stress detecting sensor can all be installed in the middle part or the both sides of the wheel shaft of semi-mounted vehicle frame; Each stress detecting sensor is connected with terminal box by cable; Terminal box connects wireless transmitter module and antenna by cable; Wireless receiving module and antenna are connected with the vehicle load display instrument by cable, and the vehicle load display instrument is connected with GPS/GPRS and antenna through data communication interface; The terminal monitoring center is connected with the GPS/GPRS and the antenna of onboard system with gsm system by GPS.
2. a kind of non-intervention type as claimed in claim 1 is installed the vehicle load demonstration and is controlled ultra safety monitoring system, it is characterized in that said stress detecting sensor is 3 ~ 8.
3. control ultra safety monitoring system like claim 1 or 2 described a kind of non-intervention types installation vehicle loads demonstrations; It is characterized in that that said stress detecting sensor is that strain-type, differential transformer type, ultrasonic type, optical fiber type, Hall-type, laser type, magnetic are imitated is telescopic, Mageneto-sensitive type, photo-electric, magnetic-grid-type, eddy current type or surface acoustic wave type stress detecting sensor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011202402400U CN202195870U (en) | 2011-07-08 | 2011-07-08 | Non-intrusive installation vehicle-mounted weight display overload control safety monitoring system |
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| CN2011202402400U CN202195870U (en) | 2011-07-08 | 2011-07-08 | Non-intrusive installation vehicle-mounted weight display overload control safety monitoring system |
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| CN202195870U true CN202195870U (en) | 2012-04-18 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359812A (en) * | 2011-07-08 | 2012-02-22 | 湖南飞翼电子科技有限公司 | Nonintrusive type installing vehicle-mounted weight display overload control safety monitoring system and calibrating method |
| CN103954341A (en) * | 2014-03-22 | 2014-07-30 | 重庆大唐科技股份有限公司 | CAN bus-based vehicle-mounted weighing apparatus |
| CN115366906A (en) * | 2022-08-05 | 2022-11-22 | 东风商用车有限公司 | Driving mode recognition reminding method, device and equipment and readable storage medium |
-
2011
- 2011-07-08 CN CN2011202402400U patent/CN202195870U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359812A (en) * | 2011-07-08 | 2012-02-22 | 湖南飞翼电子科技有限公司 | Nonintrusive type installing vehicle-mounted weight display overload control safety monitoring system and calibrating method |
| CN103954341A (en) * | 2014-03-22 | 2014-07-30 | 重庆大唐科技股份有限公司 | CAN bus-based vehicle-mounted weighing apparatus |
| CN115366906A (en) * | 2022-08-05 | 2022-11-22 | 东风商用车有限公司 | Driving mode recognition reminding method, device and equipment and readable storage medium |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120418 Termination date: 20130708 |