CN205537901U - Vehicle load is from weighing system - Google Patents
Vehicle load is from weighing system Download PDFInfo
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- CN205537901U CN205537901U CN201620096535.8U CN201620096535U CN205537901U CN 205537901 U CN205537901 U CN 205537901U CN 201620096535 U CN201620096535 U CN 201620096535U CN 205537901 U CN205537901 U CN 205537901U
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Abstract
The utility model provides a vehicle load is from weighing system for the hydraulic pressure that has a N strong point hangs the vehicle, and hydraulic pressure hangs the vehicle and includes frame and at least a set of hydraulic pressure suspension support device, and hydraulic pressure suspension support device includes slewing bearing, walks capable support arm, walks capable turning arm, hangs the hydro -cylinder and support the axle, and vehicle load is from weighing system includes: a N pressure sensor for detect the operating pressure who hangs the hydro -cylinder of every strong point department respectively, a N detector for detect the operating position who hangs the hydro -cylinder of every strong point department respectively, the controller is connected with a N pressure sensor and a N detector for calculate the holding power and the load weight of every strong point department. Self structural feature that this application utilized hydraulic pressure to hang the vehicle removes to detect hydraulic pressure and hangs the holding power of the hydraulic pressure suspension support of vehicle one or more strong point department device and the operating condition of cantilever hydro -cylinder to obtain load weight, its and do not need to join in marriage in addition dedicated weighing system, greatly reduced equipment cost.
Description
Technical field
This utility model relates to mechanically moving electronic weighing technology field, particularly relates to a kind of vehicle load self-weighing system.
Background technology
At present, in multi-axial cord hydraulic suspension vehicle, it is loaded with varied, such as coil of strip, steel scrap, ladle, moves temporarily
Dynamic hull etc., some of which load needs the moment to monitor its quality.As by blast-melted be put into ladle during, now
Ladle is located in transport vehicle, the most necessarily the weight of moment monitoring ladle, to ensure the safety of operation.For solving
Certainly this problem, the most relatively conventional way is: place weighing sensor, the support of ladle both sides in ladle transport vehicle
It is placed on weighing sensor, is carried out the weight of computational load ladle by the testing result of weighing sensor.But, bear for this kind
Loading capacity computational methods need additionally add the electrically detection device such as weighing sensor, rosette, weight transmitter and control device,
Thus add the cost of manufacture of equipment, and also need to certain installing space, it is unfavorable for the optimization design of transport vehicle self structure.
Utility model content
The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of vehicle load self-weighing system,
Being applicable to hydraulic suspension vehicle, it utilizes vehicle own structural characteristics computational load weight, thus is substantially reduced being fabricated to of equipment
This.
For achieving the above object, this utility model provides a kind of vehicle load self-weighing system, for having the liquid of N number of strong point
Pressure hangs vehicle, and described hydraulic suspension vehicle includes vehicle frame and the many groups of hydraulic suspension support meanss being located at below vehicle frame, often organizes liquid
Pressure holder suspension supporting device all includes pivoting support, traveling support arm, traveling connecting lever, hanging oil cylinder and supports vehicle bridge, described revolution
The outer ring of supporting is connected with vehicle frame, and the inner ring of pivoting support is fixing with the horizontal part of traveling support arm to be connected, described traveling connecting lever
One end hinged with the lower end of traveling support arm, the other end of traveling connecting lever by support vehicle bridge be connected with wheel, described suspension
The two ends of oil cylinder are hinged with the middle part of the horizontal part of traveling support arm and traveling connecting lever respectively, described vehicle load self-weighing system bag
Include: N number of pressure transducer, for detecting operating pressure P of the hanging oil cylinder at each strong point respectively1、P2、…PN；N
Individual detector, for detecting the operating position X of the hanging oil cylinder at each strong point respectively1、X2、…XN；Controller, with institute
State N number of pressure transducer to be connected with N number of detector, for calculating the support force F at each strong point1、F2、…FN, with
And load weight GNegative。
The application utilizes the own structural characteristics of hydraulic suspension vehicle to go to detect hydraulic pressure at the one or more strong point of hydraulic suspension vehicle
The support force of holder suspension supporting device and the duty of cantilever tank, thus obtain load weight according to correlation data calculation, its
Need to increase at least one pressure transducer and the detector of at least one hanging oil cylinder operating position detection, it is not necessary to another
Join special Weighing system, it is not required that specific installing space, thus be substantially reduced equipment cost.
In technique scheme, at each strong point, the operating position X of hanging oil cylinder can be obtained by following two mode:
Mode one, described detector are displacement transducer, for detecting the piston rod elongation of the hanging oil cylinder at each strong point
L1、L2、…LN, the operating position X of described hanging oil cylinder is then expressed by the function of the piston rod elongation L of hanging oil cylinder:
X=f (L).
Mode two, described detector are angular transducer, for detecting the deflection angle θ of the traveling connecting lever at each strong point1、
θ2、…θN, the operating position X of described hanging oil cylinder is then expressed by the function of the deflection angle θ of traveling connecting lever: X=f (θ),
Meanwhile, in the application, the deflection angle θ of described traveling connecting lever refers to that traveling connecting lever supports relative to traveling in respective support region
The deflection angle of arm.
Further, hydraulic suspension vehicle be the position, front side of the multi-axial cord structure of at least two axial lines, i.e. vehicle and rear side position equal
At least provided with an axis, the left and right sides of at least axis is equipped with described hydraulic suspension support means.
Further preferred as such scheme, many groups hydraulic suspension support means of many axis left ends in position, described front side
In hanging oil cylinder be connected by the first pipeline, the end of the first pipeline has first interface A；Many axles in position, front side
Hanging oil cylinder in many groups hydraulic suspension support means of line right-hand member is connected by the second pipeline, and the end of the second pipeline has
Two interface B；Hanging oil cylinder in many groups hydraulic suspension support means of many axis left ends in described rear side position passes through the 3rd
Pipeline is connected, and the end of the 3rd pipeline has the 3rd interface C；Many groups hydraulic suspension of many axis right-hand members in rear side position
Hanging oil cylinder in support means is connected by the 4th pipeline, and the end of the 4th pipeline has the 4th interface D；Described first connects
Mouth A, the second interface B, the 3rd interface C and the 4th interface D are connected with hoist control valve group respectively；When first interface A,
When second interface B, the 3rd interface C and the 4th interface D disconnect mutually, then car load is four-point supporting, described N=4；When first
When interface A and the second interface B connects and disconnects mutually with the 3rd interface C and the 4th interface D, then car load is supported at three point,
Described N=3；When the 3rd interface C and the 4th interface D connects and disconnects mutually with first interface A and the second interface B,
Then car load is supported at three point, described N=3.Therefore, car load is four-point supporting structure or three-point support structure, thus is greatly improved
The support balance of car load and stability, so ensure vehicle carry out hauling operation, particularly transport molten iron time safety.
Further, also including the display being located in driver's cabin, described display is connected with controller, is used for showing load
Weight GNegative, in order to the driver in driver's cabin knows clearly load weight, and then can carry out the operation being correlated with.
Preferably, described controller is vehicle PLC.
As it has been described above, the vehicle load self-weighing system that this utility model relates to, have the advantages that
The application utilizes the own structural characteristics of hydraulic suspension vehicle to go to detect hydraulic pressure at the one or more strong point of hydraulic suspension vehicle
The support force of holder suspension supporting device and the duty of cantilever tank, thus obtain load weight according to correlation data calculation, its
Need to increase at least one pressure transducer and the detector of at least one hanging oil cylinder operating position detection, it is not necessary to another
Join special Weighing system, it is not required that specific installing space, thus be substantially reduced equipment cost.
Accompanying drawing explanation
Fig. 1 is the top view of hydraulic suspension vehicle in the application.
Fig. 2 is the structural representation of hydraulic suspension support means in the application.
Element numbers explanation
1 vehicle frame
2 pivoting supports
3 traveling support arms
4 hanging oil cylinder
5 traveling connecting levers
6 wheels
Detailed description of the invention
By particular specific embodiment, embodiment of the present utility model being described below, those skilled in the art can be by this specification
Disclosed content understands other advantages of the present utility model and effect easily.
It should be clear that structure depicted in this specification institute accompanying drawings, ratio, size etc., the most only in order to coordinate disclosed in description
Content, understands for those skilled in the art and reads, being not limited to the enforceable qualifications of this utility model, therefore
Do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, do not affecting this practicality
Under novel effect that can be generated by and the purpose that can reach, all should still fall and obtain can contain at the technology contents disclosed in this utility model
In the range of lid.Meanwhile, in this specification cited as " on ", D score, "left", "right", the term of " middle " and " " etc.,
It is merely convenient to understanding of narration, and is not used to limit the enforceable scope of this utility model, being altered or modified of its relativeness,
Changing under technology contents without essence, when being also considered as the enforceable category of this utility model.
The application provides a kind of vehicle load self-weighing system, for having the hydraulic suspension vehicle of N number of strong point, described hydraulic pressure
Hanging vehicle is the multi-axial cord structure including at least two axis, as it is shown in figure 1, the position, front side of vehicle and rear side position are all provided with
Having many axis, the two ends, left and right of every axis are equipped with the hydraulic suspension support means being positioned at below vehicle frame 1.In the present embodiment,
Position, described front side and rear side position are equipped with three axis, and therefore, car load is six axis structures, and every axis is designed with two
Support vehicle bridge.As in figure 2 it is shown, described hydraulic suspension support means include pivoting support 2, traveling support arm 3, traveling connecting lever 5,
Hanging oil cylinder 4 and support vehicle bridge, the outer ring of described pivoting support 2 is connected by bolt is fixing with vehicle frame 1, pivoting support 2
Inner ring is connected by bolt is fixing with the horizontal part of traveling support arm 3, one end of described traveling connecting lever 5 and traveling support arm 3
Lower end is hinged, and the other end of traveling connecting lever 5 is connected with wheel 6 by supporting vehicle bridge, and the two ends of described hanging oil cylinder 4 are respectively
Hinged with the middle part of the horizontal part of traveling support arm 3 and traveling connecting lever 5.
In order to ensure balance and the stability that hydraulic suspension vehicle supports, in the application, car load uses three-point support structure or four
Point supporting construction.Specifically, as it is shown in figure 1, three groups of hydraulic suspensions of three axis left ends in position, described front side support dress
Three hanging oil cylinder 4 in putting are connected by the first pipeline, and the end of the first pipeline has first interface A, form car load
First strong point.Three hanging oil cylinder 4 in three groups of hydraulic suspension support meanss of three axis right-hand members in position, front side are passed through
Second pipeline is connected, and the end of the second pipeline has the second interface B, forms second strong point of car load.Described rear side position
In three axis left ends three groups of hydraulic suspension support meanss in three hanging oil cylinder 4 be connected by the 3rd pipeline, the 3rd
The end of pipeline has the 3rd interface C, forms the 3rd strong point.Three groups of hydraulic suspensions of three axis right-hand members in rear side position
Three hanging oil cylinder 4 in support means are connected by the 4th pipeline, and the end of the 4th pipeline has the 4th interface D, are formed
4th strong point.Described first interface A, the second interface B, the 3rd interface C and the 4th interface D respectively with hoist control valve group
It is connected, for controlling lifting and the decline that often group hydraulic suspension supports, hoist control valve group is additionally provided with control ball valve, is used for
Control the break-make between four interfaces.
When car load is four-point supporting structure, realize first interface A, the second interface by the control ball valve in hoist control valve group
B, the disconnecting mutually of the 3rd interface C and the 4th interface D, mutually cutting off, therefore, car load has four supporting zones, the most just
Being to have four strong points, described N=4, four strong points are respectively as follows: first strong point, second strong point, the 3rd strong point
With the 4th strong point.When car load is three-point support structure, realize first interface A by the control ball valve in hoist control valve group
Connect with the second interface B or the 3rd interface C and the 4th interface D connects；When first interface A and the second interface B connect,
But when disconnecting mutually with the 3rd interface C and the 4th interface D, car load has three supporting zones, namely has three strong points,
Described N=3, first strong point and second strong point merge into a strong point, then add the 3rd strong point and the 4th strong point；When
When 3rd interface C and the 4th interface D connects but disconnects mutually with first interface A and the second interface B, car load also has three
Individual supporting zone, namely has three strong points, described N=3, and the 3rd strong point and the 4th strong point merge into a support
Point, then add first strong point and second strong point.
During vehicle loading load, complete vehicle weight includes light weight and load weight, and light weight and load weight all pass through many
Group hydraulic suspension support means supports, and along with the change of load weight, the operating pressure of hanging oil cylinder 4 also produces corresponding change,
The application, by monitoring operating pressure and the operating position information of hanging oil cylinder 4 of relevant position hanging oil cylinder 4, calculates vehicle
The load weight of upper carrying.Specifically, described vehicle load self-weighing system includes:
N number of pressure transducer, for detecting operating pressure P of the hanging oil cylinder 4 at each strong point respectively1、P2、…PN；
N number of detector, for detecting the operating position X of the hanging oil cylinder 4 at each strong point respectively1、X2、…XN；
Controller, is connected with described N number of pressure transducer and N number of detector, for calculating the support force at each strong point
F1、F2、…FN, and load weight GNegative。
The vehicle load self-weighing method including above-mentioned vehicle load self-weighing system is: prestore removing position in described controller
The light weight G of mechanism's weight below hanging oil cylinder 4Car, described load weight GNegative=F1+F2+…+FN-GCar=f (P1、X1)+f
(P2、X2)+…+f(PN、XN)-GCar。
Further, also including the display being located in driver's cabin, described display is connected with controller, is used for showing load
Weight GNegative, it is simple to driver carries out the operation being correlated with according to the real-time weight of load.Described controller is vehicle PLC.
It is that an embodiment clearly illustrates the application to have the hydraulic suspension vehicle of four-point supporting structure below.
Hydraulic suspension vehicle has four strong points, therefore has four supporting zones, as it is shown in figure 1, four supporting zone positions respectively
Front left side, forward right side, left rear side and right lateral side in vehicle frame 1.Each supporting zone is designed with a pressure transducer, inspection
The operating pressure measuring the hanging oil cylinder 4 in each supporting zone is P1、P2、P3、P4；Each supporting zone is designed with one
The detector of individual hanging oil cylinder operating position detection, detects that the operating position of the hanging oil cylinder 4 in each supporting zone is X1、
X2、X3、X4。
In Fig. 1, it is positioned at the support force F of hydraulic suspension support means in vehicle frame 1 front left side supporting zone1This supporting zone can be used
Interior, operating pressure P of hanging oil cylinder 411With operating position X1The function expression of composition represents: F1=f (P1、X1).With
Reason, in Fig. 1, is positioned at the support force F of hydraulic suspension support means in vehicle frame 1 left rear side supporting zone2This supporting zone can be used
Interior, operating pressure P of hanging oil cylinder 422With operating position X2The function expression of composition represents: F2=f (P2、X2).Figure
In 1, it is positioned at the support force F of hydraulic suspension support means in vehicle frame 1 forward right side supporting zone3In can using this supporting zone, hang
Hang operating pressure P of oil cylinder 433With operating position X3The function expression of composition represents: F3=f (P3、X3).In Fig. 1,
It is positioned at the support force F of hydraulic suspension support means in vehicle frame 1 right lateral side supporting zone4In can using this supporting zone, hanging oil cylinder
Operating pressure P of 444With operating position X4The function expression of composition represents: F4=f (P4、X4)。
Meanwhile, light weight is GCar, and light weight GCarDo not include being positioned at mechanism below hanging oil cylinder 4 (such as wheel 6, to prop up
Support vehicle bridge, tire etc.) weight, described light weight GCarCan be determined by modes such as weighings, and pre-deposit in controller.
Therefore, when car load is four-point supporting mode, weight G of load on vehicleNegative=F1+F2+F3+F4-GCar=f (P1、X1)+f(P2、
X2)+f(P3、X3)+f(P4、X4)-GCar.Wherein, if the load position of centre of gravity of car load is constant, then can only detect one
Operating pressure P of the hanging oil cylinder 4 in support region and operating position X, hang in only detecting vehicle frame 1 front left side supporting zone
Hang operating pressure P of oil cylinder 41With operating position X1, now, load weight GNegativeCan be expressed as: GNegative=F1*k-GCar, its
In, k is fixed coefficient, and relevant with the center of load, after Car design completes, the center of load is constant,
Then k is fixed value, and k can be derived by basic force equation and calculate.
Further, in above-described embodiment, the operating position X of hanging oil cylinder can be with the piston rod elongation L's of hanging oil cylinder
Function is expressed: X=f (L), and now, described detector is set to displacement transducer, for detecting hanging at each strong point
Hang the piston rod elongation L of oil cylinder1、L2、…LN.Or, the operating position X of hanging oil cylinder can be relative with traveling connecting lever 5
In respective support region, the function of the deflection angle θ of traveling support arm 3 is expressed: X=f (θ), and now, described detector sets
It is set to angular transducer, for detecting the deflection angle θ of the traveling connecting lever 5 at each strong point1、θ2、…θN。
Preferably, in order to improve the accuracy of Data Detection, described pressure transducer, displacement transducer and angular transducer all may be used
To select high-precision sensor, use standard test weight heavy burden contrast to carry out parameter calibration simultaneously, improve vehicle load certainly with this
The weighing precision of weighing system, makes weighing precision be not less than 3%.
In sum, the application utilizes the own structural characteristics of hydraulic suspension vehicle and configures a number of sensor just energy in fact
Weighing of existing vehicle load, it need not a set of weighing system of additional configuration, therefore, greatly reduces equipment cost.
In sum, this utility model effectively overcomes various shortcoming of the prior art and has high industrial utilization.
Above-described embodiment only illustrative principle of the present utility model and effect thereof, not for limiting this utility model.Any
Above-described embodiment all can be modified under spirit and the scope of the present utility model or change by those skilled in the art.
Therefore, such as art has usually intellectual without departing from the spirit disclosed in this utility model with under technological thought
All equivalences completed are modified or change, and must be contained by claim of the present utility model.
Claims (7)
1. a vehicle load self-weighing system, for having the hydraulic suspension vehicle of N number of strong point, described hydraulic suspension vehicle bag
Include vehicle frame and least one set be located at the hydraulic suspension support means below vehicle frame, hydraulic suspension support means include pivoting support,
Traveling support arm, traveling connecting lever, hanging oil cylinder and support vehicle bridge, the outer ring of described pivoting support is connected with vehicle frame, revolution
The inner ring of supporting is fixing with the horizontal part of traveling support arm to be connected, the lower end hinge of one end of described traveling connecting lever and traveling support arm
Connecing, the other end of traveling connecting lever is connected with wheel by supporting vehicle bridge, and the two ends of described hanging oil cylinder support with traveling respectively
The horizontal part of arm and the middle part of traveling connecting lever are hinged, it is characterised in that described vehicle load self-weighing system includes:
N number of pressure transducer, for detecting operating pressure P of the hanging oil cylinder at each strong point respectively1、P2、…PN；
N number of detector, for detecting the operating position X of the hanging oil cylinder at each strong point respectively1、X2、…XN；
Controller, is connected with described N number of pressure transducer and N number of detector, for calculating the support force at each strong point
F1、F2、…FN, and load weight GNegative。
Vehicle load self-weighing system the most according to claim 1, it is characterised in that: described detector is displacement transducer, uses
Piston rod elongation L in the hanging oil cylinder detected at each strong point1、L2、…LN, the working position of described hanging oil cylinder
Put X to be expressed by the function of the piston rod elongation L of hanging oil cylinder: X=f (L).
Vehicle load self-weighing system the most according to claim 1, it is characterised in that: described detector is angular transducer, uses
Deflection angle θ in the traveling connecting lever detected at each strong point1、θ2、…θN, the operating position X of described hanging oil cylinder by
The function of the deflection angle θ of traveling connecting lever is expressed: X=f (θ).
Vehicle load self-weighing system the most according to claim 1, it is characterised in that: the position, front side of described vehicle and rear lateral portion
Position is all at least provided with an axis, and the left and right sides of at least axis is equipped with described hydraulic suspension support means.
Vehicle load self-weighing system the most according to claim 4, it is characterised in that: many axis left sides in position, described front side
Hanging oil cylinder in many groups hydraulic suspension support means of end is connected by the first pipeline, and the end of the first pipeline has first
Interface A；Hanging oil cylinder in many groups hydraulic suspension support means of many axis right-hand members in position, front side is by the second pipeline
Being connected, the end of the second pipeline has the second interface B；Many groups hydraulic suspension of many axis left ends in described rear side position
The hanging oil cylinder hung in support means is connected by the 3rd pipeline, and the end of the 3rd pipeline has the 3rd interface C；Rear lateral portion
Hanging oil cylinder in many groups hydraulic suspension support means of many axis right-hand members in Wei is connected by the 4th pipeline, the 4th pipe
The end on road has the 4th interface D；Described first interface A, the second interface B, the 3rd interface C and the 4th interface D divide
It is not connected with hoist control valve group；
When first interface A, the second interface B, the 3rd interface C and the 4th interface D disconnect mutually, then car load is four-point supporting,
Described N=4；
When first interface A and the second interface B connects and disconnects mutually with the 3rd interface C and the 4th interface D, then car load is
Supported at three point, described N=3；
When the 3rd interface C and the 4th interface D connects and disconnects mutually with first interface A and the second interface B, then car load is
Supported at three point, described N=3.
Vehicle load self-weighing system the most according to claim 1, it is characterised in that: also include the display being located in driver's cabin,
Described display is connected with controller, is used for showing load weight GNegative。
Vehicle load self-weighing system the most according to claim 1, it is characterised in that: described controller is that vehicle PLC controls
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620096535.8U CN205537901U (en) | 2016-01-29 | 2016-01-29 | Vehicle load is from weighing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620096535.8U CN205537901U (en) | 2016-01-29 | 2016-01-29 | Vehicle load is from weighing system |
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| CN205537901U true CN205537901U (en) | 2016-08-31 |
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ID=56773867
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| CN201620096535.8U Active CN205537901U (en) | 2016-01-29 | 2016-01-29 | Vehicle load is from weighing system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107024264A (en) * | 2016-01-29 | 2017-08-08 | 中冶宝钢技术服务有限公司 | Vehicle load self-weighing system and method |
| CN108128701A (en) * | 2016-12-01 | 2018-06-08 | 中冶宝钢技术服务有限公司 | A kind of hot-metal car weighing system |
| CN112229489A (en) * | 2020-10-22 | 2021-01-15 | 梅州粤顺科技有限公司 | Data correction method for load sensor |
| CN112525315A (en) * | 2020-12-15 | 2021-03-19 | 潍柴动力股份有限公司 | Vehicle weighing method and device |
-
2016
- 2016-01-29 CN CN201620096535.8U patent/CN205537901U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107024264A (en) * | 2016-01-29 | 2017-08-08 | 中冶宝钢技术服务有限公司 | Vehicle load self-weighing system and method |
| CN108128701A (en) * | 2016-12-01 | 2018-06-08 | 中冶宝钢技术服务有限公司 | A kind of hot-metal car weighing system |
| CN112229489A (en) * | 2020-10-22 | 2021-01-15 | 梅州粤顺科技有限公司 | Data correction method for load sensor |
| CN112525315A (en) * | 2020-12-15 | 2021-03-19 | 潍柴动力股份有限公司 | Vehicle weighing method and device |
| CN112525315B (en) * | 2020-12-15 | 2022-07-19 | 潍柴动力股份有限公司 | Vehicle weighing method and device |
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