CN201837445U - Vehicle-mounted load weighing system - Google Patents
Vehicle-mounted load weighing system Download PDFInfo
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- CN201837445U CN201837445U CN2009202602804U CN200920260280U CN201837445U CN 201837445 U CN201837445 U CN 201837445U CN 2009202602804 U CN2009202602804 U CN 2009202602804U CN 200920260280 U CN200920260280 U CN 200920260280U CN 201837445 U CN201837445 U CN 201837445U
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Abstract
The utility model relates to a vehicle-mounted load weighing system which is used for weight detection of a lorry, replaces the connecting hinge pin in the original system by a hinge pin type force sensor of the same size so as to realize load weighing of the lorry. Connecting hinge pins of load bearing mechanisms such as a wheel system, an abrasive disk and other parts of the lorry are replaced by the hinge pin type force sensors of the same size, necessary load coefficients are introduced by calibration or measurement calculation, and actually measured load of hinge pin parts can be calculated so as to obtain the total weight of the vehicle. With the design scheme, the original vehicle structure does not need to be changed, the transformation is simple and convenient, and the safety and reliability of the original system can not be decreased.
Description
Technical field
The utility model relates to a kind of vehicle-mounted weighing system, particularly relates to a kind ofly by adopting the pin type LOAD CELLS to replace bearing pin in original vehicle bearing structure, realizes the system that vehicle load is measured.
Background technology
In the transport by road process, the detection of vehicle load is an important job, for transportation safety, road safety, enterprise's daily operation management very important meaning is arranged all, nearly all closely related in current traffic hazard that relates to load-carrying vehicle and road and bridge damage accident with overload of vehicle, the control overload, realize that accurate transportation management must be equipped with corresponding carload and detect and monitoring system.
Detect about carload at present, technical measures commonly used are that the ground car load is weighed or the road surface axle heavily adds up and weighs.The former utilizes a big weighing platform, whole vehicle is placed on the weighing platform directly weigh; The back is a kind of to be to settle an axle restatement on flat road surface, and wheel is successively by an axle restatement platform, detects each load and adds up then and obtain gross combination weight.Under this dual mode, instrument and equipment and vehicle are separate, need detect in fixing detection site, can't implement monitoring for the vehicle beyond the check point.
Chinese patent ZL200820076112.5 has designed a kind of method that LOAD CELLS directly is installed onboard, can realize the real-time detection to vehicle load.The know-why of this patent is to settle a board-like LOAD CELLS below the leaf spring of each vehicle bridge, be used to measure the weight that bear at this leaf spring place, the weight of carrying on wheel just, as shown in Figure 1, load under each leaf spring (that is the load on each wheel) is measured, totally obtain the gross load on the vehicle frame then, the load detection system of its technical scheme is directly adorned onboard, provide a technological means easily for implementing observation and monitoring, the shortcoming of its scheme is to do some repackings to the structural system of vehicle, below each leaf spring, increase a board-like sensor, improved centre of gravity of vehicle.
Also there are some also to relate to railway carriage with the method for a plurality of sensor support on vehicle frame in addition with car weighing technology scheme, though can be separately to the railway carriage check weighing, weighing accuracy all relates to the repacking bigger to car body, the use cost height than higher.
The utility model content
The utility model is for overcoming above-mentioned technological deficiency, studying on the structural system basis of load-carrying vehicle, a kind of vehicle-mounted weighing system method for designing that replaces the suspension bearing pin in the existing vehicle structure with the identical pin type LOAD CELLS of fit dimension has been proposed, this method does not need vehicle structure is done any type of change, only existing suspension bearing pin need be replaced by the pin type force transducer with function of weighing.
The utility model can be realized by following scheme: a kind of vehicle-mounted weighing system, comprise pin type force cell, master controller, window machine controller, sensor, cable, the information terminal of the straight pin that is used for replacing the original bearing structure of vehicle, it is characterized in that: utilize the identical pin type force cell of physical dimension (2,5,7,11,12,13) to replace measure-alike bearing pin in the vehicle bearing structure.The load of locating with the balance beam bearing pin in the multiaxis train (5,7,12,, 13) is reference, symmetry based on wheel leaf spring and balance beam, introduce weight distribution factor, obtain the numerical value of weight distribution factor, obtain the train gross load after bearing pin load is amplified by the train load calibration.The pin type force cell adopts many annulus supporting construction, and the annulus at two ends cooperates with corresponding with two parts that are connected the respectively cylindrical hole of middle annulus, pastes foil gauge and be used for the power measurement in the middle of loop configuration.The pin type force cell adopts symmetrical both shoulders freely supported structure, middle two annular carrying shoulders (B, C) are equidistant apart from the two end supports point (A, D) of sensor, mid point adhering resistance strain sheets (25,26) at two annular brace shoulders is used for load measurement, by adjusting the spacing of two annular shoulders, sensitivity that can adjusting pin shaft type sensor.
The beneficial effects of the utility model are: can measurements and calculations go out the anchorage force of all trains to car body, and then obtain the load-carrying data of vehicle, not need to change original vehicle structure, reequip easyly, and can not fall
Description of drawings
Fig. 1 is a kind of sensor configuration synoptic diagram in the prior art
Fig. 2 bogie wheel train structure synoptic diagram
The structural representation of the coupled truck that Fig. 3 relates to for the utility model embodiment
Fig. 4 is a synoptic diagram for the anchorage force of the towed vehicle of the utility model embodiment
Fig. 5-1 and Fig. 5-2 is used pin type force transducer of the utility model and assembly structure synoptic diagram
Fig. 6 is the weighing system layout of embodiment of the present utility model
Embodiment
Below in conjunction with an embodiment shown in the drawings--the utility model is described in further detail for the vehicle-mounted weighing system of-coupled truck.
As Fig. 3 and shown in Figure 6, coupled truck is formed by connecting by tractor 23 and towed vehicle 24, the load of vehicle places on the towed vehicle 24, towed vehicle 24 front portions are connected to tractor 23 by a saddle-shape mill 1, mill by about two bearing pins 2 and 11 be connected on the mill base 3, mill base 3 on the crossbeam of tractor 23, forms one with tractor 23 by bolted.Mill 1 can be swung around bearing pin 2 and the 11 axis pitching that form, and changes with the height that adapts to the road surface.
Towed vehicle 24 rear portions are by the totally six groups of wheels supports of three axles, and the total weight of towed vehicle 24 is anchorage force stacks of anchorage force and six groups of wheels of mill 1.
Be illustrated in figure 2 as the one-sided train supporting construction figure of towed vehicle 24, load N1, the N2 of three wheels 25,26,27, N3 are by leaf spring 8,9,10, and 5,7 pairs of rear portions, compartment of balance beam 4,6 and bearing pin form anchorage force F1, F2, F3, F4.On this analysis foundation, obtain towed vehicle 24 anchorage force analysis charts as shown in Figure 3, the car body gross load W of towed vehicle 24 is the summation of whole anchorage forces, that is:
W＝F1+F2+F3+F4+F5+F6+F7+F8+F9+F10 (4)
Wherein, F5, F6 are the anchorage force at saddle-shape mill connection bearing pin 2 and 11 places, and F2, F3 are respectively the anchorage force that balance beam is connected bearing pin 5,7,12,13 places with F8, F9.
Because leaf spring and balance beam are symmetrical freely supported structure, and fixed size, therefore necessarily exist scale-up factor k, l, m, n that following relationship is set up
F1+F2+F3+F4＝k*F2+l*F3
F7+F8+F9+F10＝m*F8+n*F9
Thereby can obtain:
W＝k*F2+l*F3+F5+F6+m*F8+n*F9 (5)
Coefficient k, l, m, n can obtain by the mode of accurate measurement physical dimension or demarcation.
Balance beam bearing pin 5,7,12,13 and mill bearing pin 2,11 are replaced to the pin type force transducer of the same size with dynamometry function, measure the transverse force at above-mentioned six bearing pin places, can calculate gross load by formula (5).
Fig. 5-1 and Fig. 5-2 is respectively the structural representation and the mounting structure synoptic diagram of designed pin type force transducer 2.Sensor design becomes many circular ring structures, and the middle foil gauge of pasting is used for the power measurement.Two ends annulus A, D cooperate installation with the corresponding cylindrical hole of two parts that are connected respectively with middle annulus B, C.
Fig. 6 is the system layout of the utility model embodiment, and original pin shaft is contained in the relevant position and is used for ad-hoc location and supports force measurement in six pin type force transducer replacement systems; Consider the needs that towed vehicle separates with tractor, design of measuring system becomes host-guest architecture, train balance beam bearing pin sensor 5,7,12,13 respectively by cable 14,15,16,17 are connected to the window machine controller 18 that is installed on the trailer, window machine controller 18 is with four bearing pin sensors 5,7,12,13 load multiply by corresponding scale-up factor k, l, m, obtain the gross load of back train behind the n, be uploaded to the master controller 20 that is positioned on the tractor by patch cable line 19 again, master controller 20 will be installed in two mill bearing pin sensors 2 on the tractor, 11 load and the stack of train gross load, obtain the gross load of towed vehicle, be uploaded to the information terminal 22 that is positioned at pilothouse through cable 21 again, the driver's observation record be provided or upload administrative authority's monitoring by wireless network, record.
The utility model does not need to change original bearing structure of vehicle, only need make some parts and replace, and increase the part cabling and measure control enclosure, implements relatively easily, and cost is low.
Claims (3)
1. vehicle-mounted weighing system, comprise straight pin, master controller, window machine controller, sensor, cable, information terminal in the vehicle bearing structure, it is characterized in that: described straight pin is the identical pin type force cell of physical dimension (2,5,7,11,12,13).
2. a kind of vehicle-mounted weighing system according to claim 1, it is characterized in that: the pin type force cell adopts many annulus supporting construction, the annulus at two ends cooperates with corresponding with two parts that are connected the respectively cylindrical hole of middle annulus, pastes foil gauge and be used for the power measurement in the middle of loop configuration.
3. a kind of vehicle-mounted weighing system according to claim 1, it is characterized in that: the pin type force cell adopts symmetrical both shoulders freely supported structure, middle two annular carrying shoulders (B, C) are equidistant apart from the two end supports point (A, D) of sensor, at the mid point adhering resistance strain sheets (25,26) of two annular brace shoulders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202602804U CN201837445U (en) | 2009-11-12 | 2009-11-12 | Vehicle-mounted load weighing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202602804U CN201837445U (en) | 2009-11-12 | 2009-11-12 | Vehicle-mounted load weighing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201837445U true CN201837445U (en) | 2011-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202602804U Expired - Fee Related CN201837445U (en) | 2009-11-12 | 2009-11-12 | Vehicle-mounted load weighing system |
Country Status (1)
| Country | Link |
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| CN (1) | CN201837445U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788637A (en) * | 2012-07-26 | 2012-11-21 | 重庆大唐科技股份有限公司 | Calibration system and calibration method for vehicle-mounted weighting device |
| CN103010081A (en) * | 2012-10-23 | 2013-04-03 | 中航电测仪器股份有限公司 | Automatic detection load axle |
| CN104634430A (en) * | 2014-12-15 | 2015-05-20 | 曾柯 | Vehicular weight detection device and mounting method thereof |
| CN105442815A (en) * | 2015-11-26 | 2016-03-30 | 江苏升茂塑胶制品有限公司 | Sensitive type fire floor |
| CN106289470A (en) * | 2016-08-26 | 2017-01-04 | 中航电测仪器股份有限公司 | A kind of truck combination vehicle-mounted weighing system and Weighing method |
| CN106679781A (en) * | 2016-12-26 | 2017-05-17 | 重庆大唐科技股份有限公司 | High-precision reliable weighing method and system based on truck plate spring support |
| CN107218991A (en) * | 2017-06-23 | 2017-09-29 | 慈溪捷豹起重机械有限公司 | A kind of Intelligent manual cucurbit |
| CN109916482A (en) * | 2019-03-01 | 2019-06-21 | 利康森隆（丹阳）智能机械有限公司 | A kind of semitrailer sound state vehicle weighing system and its weighing method |
| CN109932034A (en) * | 2019-03-01 | 2019-06-25 | 利康森隆（丹阳）智能机械有限公司 | A kind of vehicle-mounted Weighing mechanism of central axle and its weighing method |
| CN109990878A (en) * | 2019-03-01 | 2019-07-09 | 利康森隆（丹阳）智能机械有限公司 | A kind of semitrailer Onboard weighing device and installation method |
| CN112985562A (en) * | 2021-02-04 | 2021-06-18 | 徐州工程学院 | Vehicle-mounted weighing device system and weighing method |
-
2009
- 2009-11-12 CN CN2009202602804U patent/CN201837445U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788637A (en) * | 2012-07-26 | 2012-11-21 | 重庆大唐科技股份有限公司 | Calibration system and calibration method for vehicle-mounted weighting device |
| CN103010081A (en) * | 2012-10-23 | 2013-04-03 | 中航电测仪器股份有限公司 | Automatic detection load axle |
| CN104634430A (en) * | 2014-12-15 | 2015-05-20 | 曾柯 | Vehicular weight detection device and mounting method thereof |
| CN105442815B (en) * | 2015-11-26 | 2017-12-22 | 江苏升茂塑胶制品有限公司 | A kind of sensitive-type fireproof floorboard |
| CN105442815A (en) * | 2015-11-26 | 2016-03-30 | 江苏升茂塑胶制品有限公司 | Sensitive type fire floor |
| CN106289470A (en) * | 2016-08-26 | 2017-01-04 | 中航电测仪器股份有限公司 | A kind of truck combination vehicle-mounted weighing system and Weighing method |
| CN106679781A (en) * | 2016-12-26 | 2017-05-17 | 重庆大唐科技股份有限公司 | High-precision reliable weighing method and system based on truck plate spring support |
| CN107218991A (en) * | 2017-06-23 | 2017-09-29 | 慈溪捷豹起重机械有限公司 | A kind of Intelligent manual cucurbit |
| CN109916482A (en) * | 2019-03-01 | 2019-06-21 | 利康森隆（丹阳）智能机械有限公司 | A kind of semitrailer sound state vehicle weighing system and its weighing method |
| CN109932034A (en) * | 2019-03-01 | 2019-06-25 | 利康森隆（丹阳）智能机械有限公司 | A kind of vehicle-mounted Weighing mechanism of central axle and its weighing method |
| CN109990878A (en) * | 2019-03-01 | 2019-07-09 | 利康森隆（丹阳）智能机械有限公司 | A kind of semitrailer Onboard weighing device and installation method |
| CN109932034B (en) * | 2019-03-01 | 2021-02-19 | 利康森隆（丹阳）智能机械有限公司 | Weighing method of middle-mounted shaft vehicle-mounted weighing mechanism |
| CN112985562A (en) * | 2021-02-04 | 2021-06-18 | 徐州工程学院 | Vehicle-mounted weighing device system and weighing method |
| CN112985562B (en) * | 2021-02-04 | 2022-06-07 | 徐州工程学院 | Use method of vehicle-mounted weighing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20110518 Termination date: 20111112 |