CN208206273U - A kind of vehicle load detection device and a kind of overload of vehicle identification device - Google Patents

A kind of vehicle load detection device and a kind of overload of vehicle identification device Download PDF

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Publication number
CN208206273U
CN208206273U CN201820466076.7U CN201820466076U CN208206273U CN 208206273 U CN208206273 U CN 208206273U CN 201820466076 U CN201820466076 U CN 201820466076U CN 208206273 U CN208206273 U CN 208206273U
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load
fixing end
distance
end fixing
vehicle
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刘家铭
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Lu'an Zhisuo Unmanned Vehicle Technology Co ltd
WM Smart Mobility Shanghai Co Ltd
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WM Smart Mobility Shanghai Co Ltd
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Abstract

The utility model provides a kind of vehicle load detection device and a kind of overload of vehicle identification device.The vehicle load detection device include it is corresponding with multiple bearing spring multiple apart from detection module, it is the multiple to be respectively used to detect the deformation quantity of corresponding bearing spring apart from detection module.It is the multiple apart from detection module respectively include: reflecting plate, the reflecting plate be mounted on corresponding upper end fixing end in the one of them of corresponding lower end fixing end, be used for reflection laser；And laser range finder, the laser range finder be mounted on corresponding upper end fixing end in the wherein another one of corresponding lower end fixing end, for detecting the distance between corresponding upper end fixing end and corresponding lower end fixing end, the variation of the distance indicates the variation of the load-carrying of the load-carrying vehicle.

Description

A kind of vehicle load detection device and a kind of overload of vehicle identification device
Technical field
The utility model relates to a kind of electronic measuring device more particularly to a kind of vehicle load detection device and a kind of vehicles Overload identification device.
Background technique
Overloaded vehicle exceeds the payload ratings of the vehicle due to the load-carrying of the vehicle, and the inertia of the vehicle can be made to increase, The vehicle is caused to be easy to happen overturnings in zig zag, being easy to exceed safe distance when bringing to a halt causes to knock into the back etc. accident Occur.On the other hand, overloaded vehicle is also extremely serious for the road surface of highway, the bridge floor injury of bridge, so that highway, bridge Service life greatly reduces, cracking, pit slot occur, be even broken etc., cause government to need to put into a huge sum of money every year and repair, Cause great puzzlement.
Each place is constantly put into effect law, regulation and is punished overloading, but that so far there are no is basic for overloading It improves, or even grows in intensity.It is investigated that goods stock overload and oversize ratio is up to 30%~85%, overloaded vehicle maximum loading is very To up to 760%, deliberately exaggerate so as to create a sensation simply.Therefore installation overload identification device is necessary on load-carrying vehicle.
Existing vehicle load device needs arrange multiple sensing devices on vehicle body, pass through acousto-optic-electric transmitting tube and reception Pipe is determined whether vehicle load overloads by the mode of ranging.Its layout comparison is complicated, and cost is relatively high.
Utility model content
In order to overcome drawbacks described above, the utility model is intended to provide a kind of overload of vehicle identification device, the overload of vehicle Identification device can detect that the deformation quantity of the bearing spring on the suspension of vehicle and holding based on the deformation quantity and the bearing spring The relationship of weight judges whether the vehicle overloads.
One side according to the present utility model provides a kind of vehicle load detection device, is suitable for load-carrying vehicle, described The suspension system of load-carrying vehicle includes multiple bearing springs, and corresponding upper end fixing end is fixed in one end of each bearing spring, The other end is fixed on corresponding lower end fixing end, and deformation occurs in response to corresponding bearing spring load-bearing for corresponding upper end fixing end And generate displacement.The vehicle load detection device includes: corresponding with multiple bearing spring multiple apart from detection module, institute It states and multiple is respectively used to detect the deformation quantity of corresponding bearing spring apart from detection module.It is the multiple to distinguish apart from detection module It include: reflecting plate, the reflecting plate is mounted on corresponding upper end fixing end in the one of them of corresponding lower end fixing end, uses In reflection laser；And laser range finder, it is solid with corresponding lower end that the laser range finder is mounted on corresponding upper end fixing end It is described for detecting the distance between corresponding upper end fixing end and corresponding lower end fixing end in the wherein another one of fixed end The variation of distance indicates the variation of the load-carrying of the load-carrying vehicle.
Further, the suspension system includes front suspension, and the front suspension includes 2 bearing springs, the vehicle Load-carrying detection device includes 2 described apart from detection module.
Further, the suspension system includes rear suspension, and the rear suspension includes 2 bearing springs, the vehicle Load-carrying detection device includes 2 described apart from detection module.
Further, the suspension system includes front suspension and rear suspension, and the front suspension and rear suspension respectively include 2 The bearing spring, the vehicle load detection device include 4 described apart from detection module.
One aspect according to the present utility model provides a kind of overload of vehicle identification device, is suitable for load-carrying vehicle, described The suspension system of load-carrying vehicle includes multiple bearing springs, and corresponding upper end fixing end is fixed in one end of each bearing spring, The other end is fixed on corresponding lower end fixing end, and deformation occurs in response to corresponding bearing spring load-bearing for corresponding upper end fixing end And generate displacement.The overload of vehicle identification device includes: corresponding with multiple bearing spring multiple apart from detection module, institute It states and multiple is respectively used to detect the deformation quantity of corresponding bearing spring apart from detection module；And judgment module, the judgement mould Block judges whether the load-carrying vehicle overloads with the first preset threshold based on the multiple distance that detected apart from detection module. It is the multiple apart from detection module respectively include: reflecting plate, the reflecting plate be mounted on corresponding upper end fixing end with it is corresponding In the one of them of lower end fixing end, it to be used for reflection laser；And laser range finder, the laser range finder are mounted on accordingly Upper end fixing end in the wherein another one of corresponding lower end fixing end, for detect corresponding upper end fixing end with it is corresponding under Hold the distance between fixing end.
Further, it is first default that the distance that the judgment module is detected in response to any distance detection module is less than this The overload of the threshold decision load-carrying vehicle, wherein when first preset threshold is the load-carrying vehicle payload ratings, the suspension bullet The distance value at the both ends of spring.
Further, load value corresponding to the distance that the judgment module is detected in response to any distance detection module Judge that the load-carrying vehicle overloads greater than first preset threshold, wherein first preset threshold is the specified load of the load-carrying vehicle When weight, load value corresponding to the distance at the both ends of the bearing spring.
Further, the suspension system includes front suspension, and the front suspension includes 2 bearing springs, the vehicle Overload identification device include 2 it is described apart from detection module.
Further, the suspension system includes rear suspension, and the rear suspension includes 2 bearing springs, the vehicle Overload identification device include 2 it is described apart from detection module.
Further, the suspension system includes front suspension and rear suspension, and the front suspension and rear suspension respectively include 2 The bearing spring, the overload of vehicle identification device include 4 described apart from detection module.
Further, the overload of vehicle identification device further include: alarm module, the alarm module is in response to the load-carrying Overload of vehicle issues alarm signal.
Further, the alarm module is light and/or sound alarm module.
To solve the problems, such as that load-carrying vehicle overloads, this case is constituted using laser range finder and reflecting plate apart from detection module. Laser range finder is fixed on one end of bearing spring, and reflecting plate is fixed on the other end of bearing spring.As shown in Figure 1, working as the load When loaded vehicle carries the article of different weight (101), the extruding of different dynamics can be generated to bearing spring, then bearing spring can produce Raw deformation (102), the i.e. distance at the both ends of bearing spring can generate variation, while the laser connecting with the upper surface of bearing spring Rangefinder or reflecting plate can move down, and the distance between the laser range finder and reflecting plate is caused also to change therewith.By grinding Study carefully the load-bearing of bearing spring and laser range finder detect at a distance from (103) relationship, and then a threshold value (104), root can be set It can determine whether the load-carrying vehicle overloads (105) with threshold value according to the distance, can correspondingly issue alarm signal to mention if overload Wake up driver or other occupants (106).
Detailed description of the invention
After the detailed description for reading embodiment of the disclosure in conjunction with the following drawings, more it better understood when practical Novel features described above and advantage.
Fig. 1 is the design flow diagram of the utility model；
Fig. 2 is the actual installation schematic diagram of the utility model；
Fig. 3 be one aspect according to the present utility model be painted apart from detection module schematic diagram.
For clarity, the brief description of appended drawing reference is given below:
101~106: step
301: bearing spring；
302: upper end fixing end；
303: lower end fixing end；
310: laser range finder；
320: reflecting plate.
Specific embodiment
The utility model is described in detail below in conjunction with the drawings and specific embodiments.Note that below in conjunction with attached drawing and tool The aspects of body embodiment description is merely exemplary, and is understood not to carry out the protection scope of the utility model any Limitation.
Currently, the suspension system of load-carrying vehicle includes multiple bearing springs, those bearing springs can be carried with load-carrying vehicle Weight increase and compressed, cause the distance at the both ends of those bearing springs that can gradually become smaller, thus by real-time detection those The distance at the both ends of bearing spring can determine whether out the load condition of the load-carrying vehicle.
One aspect according to the present utility model provides a kind of vehicle load detection device, actual installation figure such as Fig. 2 institute Show, in an embodiment, the detailed schematic of any one bearing spring 301 on load-carrying vehicle is as shown in figure 3, the bearing spring Corresponding upper end fixing end 302 is fixed in 301 one end, and the other end is fixed on corresponding lower end fixing end 303, wherein the phase The upper end fixing end 302 answered is as deformation occurs and generates displacement for the bearing spring load-bearing.Corresponding upper end fixing end 302 is under Hold fixing end 303 parallel, thus corresponding upper end fixing end 302 between lower end fixing end 303 at a distance from be corresponding suspension The distance at the both ends of spring 301.The vehicle load detection device includes multiple distance inspections corresponding with multiple bearing springs Survey module, it is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
It is well known that the elastic force that spring is born is the product of its deformation quantity and its coefficient of elasticity.Therefore it is outstanding to calculate this After the distance at 301 both ends of frame spring, it is compared with the original length of the bearing spring 301 to you can get it the bearing spring 301 deformation quantity.By the deformation quantity multiplied by the load-bearing of coefficient of elasticity you can get it the bearing spring 301 of the bearing spring 301. The load-bearing on all bearing springs on load-carrying vehicle is the load-carrying of the load-carrying vehicle.
It is appreciated that when the original length is the load-carrying vehicle zero load bearing spring both ends distance.
It is appreciated that above-mentioned calculating process can be realized by simple electronic device such as subtracter, multiplier etc..Together When, by establishing simple tables of data, the distance value at the both ends of the bearing spring is mapped with its load-bearing value, then basis should The distance value that laser range finder 310 detects can directly obtain load-bearing value by tabling look-up.
It is appreciated that laser range finder 310 can also be rigidly connected in the lower end fixing end 303, reflecting plate 320 is rigidly connected In the upper end fixing end 302, which links with the upper end fixing end 302.
In one embodiment, the vehicle load detection device includes multiple distance inspections corresponding with multiple bearing springs Survey module, the actual installation figure of any one bearing spring on load-carrying vehicle as shown in Fig. 2, detailed schematic as shown in figure 3, Corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, and the other end is fixed on corresponding lower end fixing end 303, Wherein, the corresponding upper end fixing end 302 is as deformation occurs and generates displacement for the bearing spring load-bearing.Corresponding upper end is fixed End is 302 parallel with lower end fixing end 303, thus accordingly upper end fixing end 302 between lower end fixing end 303 at a distance from be phase The distance at the both ends for the bearing spring 301 answered.It is corresponding with the bearing spring apart from detection module include laser range finder 310, Reflecting plate 320.The laser range finder 310 is rigidly connected in the upper end fixing end 302, which is rigidly connected under this Hold fixing end 303.The laser range finder 310 can link with the upper end fixing end 302.Therefore laser range finder 310 detects It is this that out its, which is the distance between the upper end fixing end 302 and lower end fixing end 303 the distance between with reflecting plate 320, The distance between the both ends of bearing spring 301.
Each bearing spring of the load-carrying vehicle it is corresponding apart from detection module with the full-vehicle control of the load-carrying vehicle Device coupling, this is detected between corresponding upper end fixing end and corresponding lower end fixing end apart from detection module with a fixed frequency Distance, and the distance is sent to entire car controller, value calculates or tables look-up to obtain the vehicle entire car controller according to this distance Load value.
In one embodiment, the vehicle load detection device includes multiple distance inspections corresponding with multiple bearing springs Survey module, the actual installation figure of any one bearing spring on load-carrying vehicle as shown in Fig. 2, detailed schematic as shown in figure 3, Corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, and the other end is fixed on corresponding lower end fixing end 303, Wherein, the corresponding upper end fixing end 302 is as deformation occurs and generates displacement for the bearing spring load-bearing.Corresponding upper end is fixed End is 302 parallel with lower end fixing end 303, thus accordingly upper end fixing end 302 between lower end fixing end 303 at a distance from be phase The distance at the both ends for the bearing spring 301 answered.It is corresponding with the bearing spring apart from detection module include laser range finder 310, Reflecting plate 320.The laser range finder 310 is rigidly connected in the upper end fixing end 302, under the reflecting plate 320 rigid connection and this Hold fixing end 303.The laser range finder 310 can link with the upper end fixing end 302.Therefore laser range finder 310 detects It is this that out its, which is the distance between the upper end fixing end 302 and lower end fixing end 303 the distance between with reflecting plate 320, The distance between the both ends of bearing spring 301.
Each bearing spring of the load-carrying vehicle it is corresponding apart from detection module with the full-vehicle control of the load-carrying vehicle Device coupling, this, by vehicle control unit controls, is detected apart from detection module after the touching signals for receiving entire car controller sending The distance between corresponding upper end fixing end and corresponding lower end fixing end, and feed back the distance to entire car controller, it is described whole Vehicle controller calculates further according to the distance value or tables look-up to obtain the load value of the vehicle.
In one embodiment, the suspension system of load-carrying vehicle includes front suspension, which includes 2 bearing springs, then The vehicle load detection device of the load-carrying vehicle includes 2 apart from detection module, is respectively used to detect the two of 2 bearing springs The distance at end.
The actual installation figure of any one bearing spring on load-carrying vehicle is as shown in Fig. 2, detailed schematic such as Fig. 3 institute Show, corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, and the other end is fixed on corresponding lower end fixing end 303, wherein the corresponding upper end fixing end 302 is as deformation occurs and generates displacement for the bearing spring load-bearing.Corresponding upper end Fixing end 302 is parallel with lower end fixing end 303, thus corresponding upper end fixing end 302 between lower end fixing end 303 at a distance from be It is the distance at the both ends of corresponding bearing spring 301.It is corresponding with the bearing spring apart from detection module include laser range finder 310, reflecting plate 320.The laser range finder 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection with The lower end fixing end 303.The laser range finder 310 can link with the upper end fixing end 302.Therefore laser range finder 310 Detect its distance between with reflecting plate 320 be the distance between the upper end fixing end 302 and lower end fixing end 303 i.e. It is the distance between the both ends of the bearing spring 301.
This 2 indicate the load-carrying of the load-carrying vehicle apart from the distance that detection module detects.
In one embodiment, the suspension system of load-carrying vehicle includes rear suspension, and rear suspension includes 2 bearing springs, then should The vehicle load detection device of load-carrying vehicle includes 2 apart from detection module, is respectively used to detect the both ends of 2 bearing springs Distance.
The actual installation figure of any one bearing spring on load-carrying vehicle is as shown in Fig. 2, detailed schematic such as Fig. 3 institute Show, corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, and the other end is fixed on corresponding lower end fixing end 303, wherein the corresponding upper end fixing end 302 is as deformation occurs and generates displacement for the bearing spring load-bearing.Corresponding upper end Fixing end 302 is parallel with lower end fixing end 303, thus corresponding upper end fixing end 302 between lower end fixing end 303 at a distance from be It is the distance at the both ends of corresponding bearing spring 301.It is corresponding with the bearing spring apart from detection module include laser range finder 310, reflecting plate 320.The laser range finder 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection with The lower end fixing end 303.The laser range finder 310 can link with the upper end fixing end 302.Therefore laser range finder 310 Detect its distance between with reflecting plate 320 be the distance between the upper end fixing end 302 and lower end fixing end 303 i.e. It is the distance between the both ends of the bearing spring 301.
This 2 indicate the load-carrying of the load-carrying vehicle apart from the distance that detection module detects.
In one embodiment, the suspension system of load-carrying vehicle includes front suspension and rear suspension, and the front suspension and rear suspension are divided Not Bao Kuo 2 bearing springs, then the vehicle load detection device of the load-carrying vehicle include 4 apart from detection module, be respectively used to Detect the distance at the both ends of 4 bearing springs.
The actual installation figure of any one bearing spring on load-carrying vehicle is as shown in Fig. 2, detailed schematic such as Fig. 3 institute Show, corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, and the other end is fixed on corresponding lower end fixing end 303, wherein the corresponding upper end fixing end 302 is as deformation occurs and generates displacement for the bearing spring load-bearing.Corresponding upper end Fixing end 302 is parallel with lower end fixing end 303, thus corresponding upper end fixing end 302 between lower end fixing end 303 at a distance from be It is the distance at the both ends of corresponding bearing spring 301.It is corresponding with the bearing spring apart from detection module include laser range finder 310, reflecting plate 320.The laser range finder 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection with The lower end fixing end 303.The laser range finder 310 can link with the upper end fixing end 302.Therefore laser range finder 310 Detect its distance between with reflecting plate 320 be the distance between the upper end fixing end 302 and lower end fixing end 303 i.e. It is the distance between the both ends of the bearing spring 301.
This 4 indicate the load-carrying of the load-carrying vehicle apart from the distance that detection module detects.
One aspect according to the present utility model provides a kind of overload of vehicle identification device, in one embodiment, bogie The actual installation figure of any one bearing spring on as shown in Fig. 2, detailed schematic as shown in figure 3, the bearing spring 301 One end be fixed on corresponding upper end fixing end 302, the other end is fixed on corresponding lower end fixing end 303, wherein this is corresponding Upper end fixing end 302 is as deformation occurs and generates displacement for the bearing spring load-bearing.Corresponding upper end fixing end 302 and lower end are solid Fixed end 303 is parallel, thus corresponding upper end fixing end 302 between lower end fixing end 303 at a distance from be corresponding bearing spring The distance at 301 both ends.The overload of vehicle identification device includes multiple distance detection moulds corresponding with multiple bearing springs Block and judgment module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The judgment module (not shown) is coupled with multiple apart from detection module, multiple to detect apart from detection module Judgment module is sent to after the distance at the both ends of corresponding bearing spring, the judgment module is based on multiple apart from detection module The distance detected judges whether the load-carrying vehicle overloads with the first preset threshold.
In one embodiment, the suspension system of load-carrying vehicle includes front suspension, which includes two bearing springs, is appointed Anticipate a bearing spring actual installation figure as shown in Fig. 2, detailed schematic as shown in figure 3, one end of the bearing spring 301 is solid Due to corresponding upper end fixing end 302, the other end is fixed on corresponding lower end fixing end 303, wherein the corresponding upper end is fixed End 302 is as deformation occurs and generates displacement for the bearing spring load-bearing.Corresponding upper end fixing end 302 and lower end fixing end 303 In parallel, thus corresponding upper end fixing end 302 between lower end fixing end 303 at a distance from be the two of corresponding bearing spring 301 The distance at end.The overload of vehicle identification device includes 2 corresponding with 2 bearing springs apart from detection module and judgement Module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The judgment module (not shown) is coupled with this 2 apart from detection module, this 2 detect phase apart from detection module Judgment module is sent to after the distance at the both ends for the bearing spring answered, the judgment module is based on this 2 and examines apart from detection module The distance measured judges whether the load-carrying vehicle overloads with the first preset threshold.
In one embodiment, the suspension system of load-carrying vehicle includes rear suspension, which includes two bearing springs, is appointed Anticipate a bearing spring actual installation figure as shown in Fig. 2, detailed schematic as shown in figure 3, one end of the bearing spring 301 is solid Due to corresponding upper end fixing end 302, the other end is fixed on corresponding lower end fixing end 303, wherein the corresponding upper end is fixed End 302 is as deformation occurs and generates displacement for the bearing spring load-bearing.Corresponding upper end fixing end 302 and lower end fixing end 303 In parallel, thus corresponding upper end fixing end 302 between lower end fixing end 303 at a distance from be the two of corresponding bearing spring 301 The distance at end.The overload of vehicle identification device includes 2 corresponding with 2 bearing springs apart from detection module and judgement Module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The judgment module (not shown) is coupled with this 2 apart from detection module, this 2 detect phase apart from detection module Judgment module is sent to after the distance at the both ends for the bearing spring answered, the judgment module is based on this 2 and examines apart from detection module The distance measured judges whether the load-carrying vehicle overloads with the first preset threshold.
In one embodiment, the suspension system of load-carrying vehicle includes front suspension and rear suspension, and the front suspension and rear suspension are divided Not Bao Kuo two bearing springs, the actual installation figure of any one bearing spring as shown in Fig. 2, detailed schematic as shown in figure 3, Corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, and the other end is fixed on corresponding lower end fixing end 303, Wherein, the corresponding upper end fixing end 302 is as deformation occurs and generates displacement for the bearing spring load-bearing.Corresponding upper end is fixed End is 302 parallel with lower end fixing end 303, thus accordingly upper end fixing end 302 between lower end fixing end 303 at a distance from be phase The distance at the both ends for the bearing spring 301 answered.The overload of vehicle identification device includes 4 corresponding with 4 bearing springs Apart from detection module and judgment module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The judgment module (not shown) is coupled with this 4 apart from detection module, this 4 detect phase apart from detection module Judgment module is sent to after the distance at the both ends for the bearing spring answered, the judgment module is based on this 4 and examines apart from detection module The distance measured judges whether the load-carrying vehicle overloads with the first preset threshold.
In one embodiment, the actual installation figure of any one bearing spring on load-carrying vehicle is as shown in Fig. 2, details is shown It is intended to as shown in figure 3, corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, the other end is fixed on accordingly Lower end fixing end 303, wherein the corresponding upper end fixing end 302 is as deformation occurs and generates displacement for the bearing spring load-bearing. Corresponding upper end fixing end 302 is parallel with lower end fixing end 303, therefore corresponding upper end fixing end 302 and lower end fixing end 303 Between distance be corresponding bearing spring 301 both ends distance.The overload of vehicle identification device includes and multiple suspensions Spring is corresponding multiple apart from detection module and judgment module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The judgment module (not shown) is coupled with multiple apart from detection module, multiple to detect apart from detection module Be sent to judgment module after the distance at the both ends of corresponding bearing spring, the judgment module receive the load-carrying vehicle it is all away from From the distance value that detection module detects, and judge the size relation of those distance values and the first preset threshold, works as any distance When the distance that detection module detects is less than first preset threshold, the judgment module judges that the load-carrying vehicle overloads.It is described When first preset threshold is the load-carrying vehicle payload ratings, the distance at the both ends of bearing spring.
It is appreciated that first preset threshold can be obtained by experiment, for example uniformly place on load-carrying vehicle specified heavy The weight of amount, so that each bearing spring load-bearing is identical, deformation quantity, that is, identical obtains the distance at the both ends of bearing spring at this time As the first preset threshold.
The electronic devices such as comparator or divider can be used to realize in the judgment module.
In one embodiment, the actual installation figure of any one bearing spring on load-carrying vehicle is as shown in Fig. 2, details is shown It is intended to as shown in figure 3, corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, the other end is fixed on accordingly Lower end fixing end 303, wherein the corresponding upper end fixing end 302 is as deformation occurs and generates displacement for the bearing spring load-bearing. Corresponding upper end fixing end 302 is parallel with lower end fixing end 303, therefore corresponding upper end fixing end 302 and lower end fixing end 303 Between distance be corresponding bearing spring 301 both ends distance.The overload of vehicle identification device includes and multiple suspensions Spring is corresponding multiple apart from detection module and judgment module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The judgment module (not shown) is coupled with multiple apart from detection module, multiple to detect apart from detection module Be sent to judgment module after the distance at the both ends of corresponding bearing spring, the judgment module receive the load-carrying vehicle it is all away from From the distance value that detection module detects, and judge the size relation of those distance values and the first preset threshold.
The correspondence table between the distance load-bearing value corresponding with the bearing spring at the both ends of bearing spring is established, then distance inspection After surveying the distance at both ends that module detects corresponding bearing spring, the corresponding of the bearing spring can be obtained by tabling look-up and is held Weight values, and the load-bearing value is exported to judgment module.The judgment module is by all distances that detected apart from detection module Corresponding load-bearing value is compared with the first preset threshold, the load-bearing corresponding to the distance that any distance detection module detected When value is greater than the first preset threshold, the judgment module judges that the load-carrying vehicle overloads.First preset threshold is the load-carrying When vehicle payload ratings, load value corresponding to the distance at the both ends of bearing spring.
It is appreciated that first preset threshold can be obtained by experiment, for example uniformly place on load-carrying vehicle specified heavy The weight of amount so that each bearing spring load-bearing is identical, deformation quantity, that is, identical, obtain the both ends of bearing spring at this time away from From tabling look-up to obtain the load-bearing value of the bearing spring and as the first preset threshold based on the distance.
The electronic devices such as comparator or divider can be used to realize in the judgment module.
In one embodiment, the actual installation figure of any one bearing spring on load-carrying vehicle is as shown in Fig. 2, details is shown It is intended to as shown in figure 3, corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, the other end is fixed on accordingly Lower end fixing end 303, wherein the corresponding upper end fixing end 302 is as deformation occurs and generates displacement for the bearing spring load-bearing. Corresponding upper end fixing end 302 is parallel with lower end fixing end 303, therefore corresponding upper end fixing end 302 and lower end fixing end 303 Between distance be corresponding bearing spring 301 both ends distance.The overload of vehicle identification device includes and multiple suspensions Spring is corresponding multiple apart from detection module and judgment module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The judgment module (not shown) is coupled with multiple apart from detection module, multiple to detect apart from detection module Judgment module is sent to after the distance at the both ends of corresponding bearing spring；The judgment module includes computing unit and compares single Member, the computing unit calculate the load-bearing value of the bearing spring apart from the distance value that detection module detects based on this and will calculate Load-bearing value out is exported to comparing unit, and the comparing unit compared with the first preset threshold and generates the load-bearing value corresponding Output signal.When first preset threshold is the load-carrying vehicle payload ratings, load corresponding to the distance at the both ends of bearing spring Weight values.
The electronic devices such as adder, subtracter, multiplier can be used to realize in the computing unit, which can be used The electronic devices such as comparator or divider are realized.When the calculated load-bearing value of the computing unit is greater than first preset threshold When, the comparing unit exports a high level signal；When to be less than or equal to this first default for the calculated load-bearing value of the computing unit When threshold value, the comparing unit exports a low level signal.Alternatively, when the calculated load-bearing value of the computing unit be greater than this first When preset threshold, the comparing unit exports a low level signal；When the calculated load-bearing value of the computing unit is less than or equal to be somebody's turn to do When the first preset threshold, the comparing unit exports a high level signal.
In one embodiment, the actual installation figure of any one bearing spring on load-carrying vehicle is as shown in Fig. 2, details is shown It is intended to as shown in figure 3, corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, the other end is fixed on accordingly Lower end fixing end 303, wherein the corresponding upper end fixing end 302 is as deformation occurs and generates displacement for the bearing spring load-bearing. Corresponding upper end fixing end 302 is parallel with lower end fixing end 303, therefore corresponding upper end fixing end 302 and lower end fixing end 303 Between distance be corresponding bearing spring 301 both ends distance.The overload of vehicle identification device includes and multiple suspensions Spring it is corresponding it is multiple apart from detection module and with multiple apart from the corresponding multiple judgment modules of detection module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The multiple judgment module (not shown) is coupled with corresponding apart from detection module respectively, multiple distance detection mould Block is sent to corresponding judgment module after detecting the distance at the both ends of corresponding bearing spring；Each judgment module includes calculating Unit and comparing unit, the computing unit calculate corresponding suspension based on the distance value detected accordingly apart from detection module The load-bearing value of spring simultaneously exports calculated load-bearing value to corresponding comparing unit, and the comparing unit is by the load-bearing value and phase The first preset threshold answered relatively and generates corresponding output signal.Corresponding first preset threshold is that the load-carrying vehicle is specified When load-carrying, load value corresponding to the distance at the both ends of corresponding bearing spring.
The electronic devices such as adder, subtracter, multiplier can be used to realize in the computing unit, which can be used The electronic devices such as comparator or divider are realized.When to be greater than this corresponding first default for the calculated load-bearing value of the computing unit When threshold value, corresponding comparing unit exports a high level signal；When the calculated load-bearing value of the computing unit is less than or equal to the phase When the first preset threshold answered, corresponding comparing unit exports a low level signal.Those judgment modules can be with entire car controller Coupling, the entire car controller remind driver vehicle's overload in response to any comparing unit output high level.
In one embodiment, the actual installation figure of any one bearing spring on load-carrying vehicle is as shown in Fig. 2, details is shown It is intended to as shown in figure 3, corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, the other end is fixed on accordingly Lower end fixing end 303, wherein the corresponding upper end fixing end 302 is as deformation occurs and generates displacement for the bearing spring load-bearing. Corresponding upper end fixing end 302 is parallel with lower end fixing end 303, therefore corresponding upper end fixing end 302 and lower end fixing end 303 Between distance be corresponding bearing spring 301 both ends distance.The overload of vehicle identification device includes and multiple suspensions Spring it is corresponding it is multiple apart from detection module and with multiple apart from the corresponding multiple judgment modules of detection module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The multiple judgment module (not shown) is coupled with corresponding apart from detection module respectively, multiple distance detection mould Block is sent to corresponding judgment module after detecting the distance at the both ends of corresponding bearing spring；Each judgment module includes calculating Unit and comparing unit, the computing unit calculate corresponding suspension based on the distance value detected accordingly apart from detection module The load-bearing value of spring simultaneously exports calculated load-bearing value to corresponding comparing unit, and the comparing unit is by the load-bearing value and phase The first preset threshold answered relatively and generates corresponding output signal.Corresponding first preset threshold is that the load-carrying vehicle is specified When load-carrying, load value corresponding to the distance at the both ends of corresponding bearing spring.
The electronic devices such as adder, subtracter, multiplier can be used to realize in the computing unit, which can be used The electronic devices such as comparator or divider are realized.When to be greater than this corresponding first default for the calculated load-bearing value of the computing unit When threshold value, corresponding comparing unit exports a low level signal；When the calculated load-bearing value of the computing unit is less than or equal to the phase When the first preset threshold answered, corresponding comparing unit exports a high level signal.Those judgment modules can be with entire car controller Coupling, the entire car controller remind driver vehicle's overload in response to any comparing unit output low level.
In one embodiment, the actual installation figure of any one bearing spring on load-carrying vehicle is as shown in Fig. 2, details is shown It is intended to as shown in figure 3, corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, the other end is fixed on accordingly Lower end fixing end 303, wherein the corresponding upper end fixing end 302 is as deformation occurs and generates displacement for the bearing spring load-bearing. Corresponding upper end fixing end 302 is parallel with lower end fixing end 303, therefore corresponding upper end fixing end 302 and lower end fixing end 303 Between distance be corresponding bearing spring 301 both ends distance.The overload of vehicle identification device includes and multiple suspensions Spring is corresponding multiple apart from detection module, judgment module, alarm module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The judgment module (not shown) is coupled with multiple apart from detection module, multiple to detect apart from detection module Judgment module is sent to after the distance at the both ends of corresponding bearing spring, the judgment module is based on multiple apart from detection module The distance detected judges whether the load-carrying vehicle overloads with the first preset threshold.
The alarm module (not shown) in response to the judgment module judge the load-carrying vehicle overload issue alarm signal with Remind the overload of driver's load-carrying vehicle.
Further, the judgment module can be communicated by CAN bus with the alarm module.
In one embodiment, the suspension system of load-carrying vehicle includes front suspension, which includes two bearing springs, is appointed Anticipate a bearing spring actual installation figure as shown in Fig. 2, detailed schematic as shown in figure 3, one end of the bearing spring 301 is solid Due to corresponding upper end fixing end 302, the other end is fixed on corresponding lower end fixing end 303, wherein the corresponding upper end is fixed End 302 is as deformation occurs and generates displacement for the bearing spring load-bearing.Corresponding upper end fixing end 302 and lower end fixing end 303 In parallel, thus corresponding upper end fixing end 302 between lower end fixing end 303 at a distance from be the two of corresponding bearing spring 301 The distance at end.The overload of vehicle identification device include 2 corresponding with 2 bearing springs apart from detection module, judge mould Block, alarm module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The judgment module (not shown) is coupled with this 2 apart from detection module, this 2 detect phase apart from detection module Judgment module is sent to after the distance at the both ends for the bearing spring answered, the judgment module is based on this 2 and examines apart from detection module The distance measured judges whether the load-carrying vehicle overloads with the first preset threshold.
The alarm module (not shown) in response to the judgment module judge the load-carrying vehicle overload issue alarm signal with Remind the overload of driver's load-carrying vehicle.
In one embodiment, the suspension system of load-carrying vehicle includes rear suspension, which includes two bearing springs, is appointed Anticipate a bearing spring actual installation figure as shown in Fig. 2, detailed schematic as shown in figure 3, one end of the bearing spring 301 is solid Due to corresponding upper end fixing end 302, the other end is fixed on corresponding lower end fixing end 303, wherein the corresponding upper end is fixed End 302 is as deformation occurs and generates displacement for the bearing spring load-bearing.Corresponding upper end fixing end 302 and lower end fixing end 303 In parallel, thus corresponding upper end fixing end 302 between lower end fixing end 303 at a distance from be the two of corresponding bearing spring 301 The distance at end.The overload of vehicle identification device include 2 corresponding with 2 bearing springs apart from detection module, judge mould Block and alarm module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The judgment module (not shown) is coupled with this 2 apart from detection module, this 2 detect phase apart from detection module Judgment module is sent to after the distance at the both ends for the bearing spring answered, the judgment module is based on this 2 and examines apart from detection module The distance measured judges whether the load-carrying vehicle overloads with the first preset threshold.
The alarm module (not shown) in response to the judgment module judge the load-carrying vehicle overload issue alarm signal with Remind the overload of driver's load-carrying vehicle.
In one embodiment, the suspension system of load-carrying vehicle includes front suspension and rear suspension, and the front suspension and rear suspension are divided Not Bao Kuo two bearing springs, the actual installation figure of any one bearing spring as shown in Fig. 2, detailed schematic as shown in figure 3, Corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, and the other end is fixed on corresponding lower end fixing end 303, Wherein, the corresponding upper end fixing end 302 is as deformation occurs and generates displacement for the bearing spring load-bearing.Corresponding upper end is fixed End is 302 parallel with lower end fixing end 303, thus accordingly upper end fixing end 302 between lower end fixing end 303 at a distance from be phase The distance at the both ends for the bearing spring 301 answered.The overload of vehicle identification device includes 4 corresponding with 4 bearing springs Apart from detection module, judgment module, alarm module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The judgment module (not shown) is coupled with this 4 apart from detection module, this 4 detect phase apart from detection module Judgment module is sent to after the distance at the both ends for the bearing spring answered, the judgment module is based on this 4 and examines apart from detection module The distance measured judges whether the load-carrying vehicle overloads with the first preset threshold.
The alarm module (not shown) in response to the judgment module judge the load-carrying vehicle overload issue alarm signal with Remind the overload of driver's load-carrying vehicle.
In one embodiment, the actual installation figure of any one bearing spring on load-carrying vehicle is as shown in Fig. 2, details is shown It is intended to as shown in figure 3, corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, the other end is fixed on accordingly Lower end fixing end 303, wherein the corresponding upper end fixing end 302 is as deformation occurs and generates position for the bearing spring load-bearing It moves.Corresponding upper end fixing end 302 is parallel with lower end fixing end 303, therefore corresponding upper end fixing end 302 and lower end fixing end Distance between 303 is the distance at the both ends of corresponding bearing spring 301.The overload of vehicle identification device includes hanging with multiple Frame spring is corresponding multiple apart from detection module, judgment module, alarm module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The judgment module (not shown) is coupled with multiple apart from detection module, multiple to detect apart from detection module Judgment module is sent to after the distance at the both ends of corresponding bearing spring, the judgment module is based on multiple apart from detection module The distance detected judges whether the load-carrying vehicle overloads with the first preset threshold.
The alarm module (not shown) judges that load-carrying vehicle overload issues light and/or sound in response to the judgment module Sound signal is to remind driver's load-carrying vehicle to overload.
In one embodiment, the suspension system of load-carrying vehicle includes front suspension, which includes two bearing springs, is appointed Anticipate a bearing spring actual installation figure as shown in Fig. 2, detailed schematic as shown in figure 3, one end of the bearing spring 301 is solid Due to corresponding upper end fixing end 302, the other end is fixed on corresponding lower end fixing end 303, wherein the corresponding upper end is fixed End 302 is as deformation occurs and generates displacement for the bearing spring load-bearing.Corresponding upper end fixing end 302 and lower end fixing end 303 In parallel, thus corresponding upper end fixing end 302 between lower end fixing end 303 at a distance from be the two of corresponding bearing spring 301 The distance at end.The overload of vehicle identification device include 2 corresponding with 2 bearing springs apart from detection module, judge mould Block, alarm module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The judgment module (not shown) is coupled with this 2 apart from detection module, this 2 detect phase apart from detection module Judgment module is sent to after the distance at the both ends for the bearing spring answered, the judgment module is based on this 2 and examines apart from detection module The distance measured judges whether the load-carrying vehicle overloads with the first preset threshold.
The alarm module (not shown) judges that load-carrying vehicle overload issues light and/or sound in response to the judgment module Sound signal is to remind driver's load-carrying vehicle to overload.
In one embodiment, the suspension system of load-carrying vehicle includes rear suspension, which includes two bearing springs, is appointed Anticipate a bearing spring actual installation figure as shown in Fig. 2, detailed schematic as shown in figure 3, one end of the bearing spring 301 is solid Due to corresponding upper end fixing end 302, the other end is fixed on corresponding lower end fixing end 303, wherein the corresponding upper end is fixed End 302 is as deformation occurs and generates displacement for the bearing spring load-bearing.Corresponding upper end fixing end 302 and lower end fixing end 303 In parallel, thus corresponding upper end fixing end 302 between lower end fixing end 303 at a distance from be the two of corresponding bearing spring 301 The distance at end.The overload of vehicle identification device include 2 corresponding with 2 bearing springs apart from detection module, judge mould Block and alarm module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The judgment module (not shown) is coupled with this 2 apart from detection module, this 2 detect phase apart from detection module Judgment module is sent to after the distance at the both ends for the bearing spring answered, the judgment module is based on this 2 and examines apart from detection module The distance measured judges whether the load-carrying vehicle overloads with the first preset threshold.
The alarm module (not shown) judges that load-carrying vehicle overload issues light and/or sound in response to the judgment module Sound signal is to remind driver's load-carrying vehicle to overload.
In one embodiment, the suspension system of load-carrying vehicle includes front suspension and rear suspension, and the front suspension and rear suspension are divided Not Bao Kuo two bearing springs, the actual installation figure of any one bearing spring as shown in Fig. 2, detailed schematic as shown in figure 3, Corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, and the other end is fixed on corresponding lower end fixing end 303, Wherein, the corresponding upper end fixing end 302 is as deformation occurs and generates displacement for the bearing spring load-bearing.Corresponding upper end is fixed End is 302 parallel with lower end fixing end 303, thus accordingly upper end fixing end 302 between lower end fixing end 303 at a distance from be phase The distance at the both ends for the bearing spring 301 answered.The overload of vehicle identification device includes 4 corresponding with 4 bearing springs Apart from detection module, judgment module, alarm module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The judgment module (not shown) is coupled with this 4 apart from detection module, this 4 detect phase apart from detection module Judgment module is sent to after the distance at the both ends for the bearing spring answered, the judgment module is based on this 4 and examines apart from detection module The distance measured judges whether the load-carrying vehicle overloads with the first preset threshold.
The alarm module (not shown) judges that load-carrying vehicle overload issues light and/or sound in response to the judgment module Sound signal is to remind driver's load-carrying vehicle to overload.
In one embodiment, the actual installation figure of any one bearing spring on load-carrying vehicle is as shown in Fig. 2, details is shown It is intended to as shown in figure 3, corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, the other end is fixed on accordingly Lower end fixing end 303, wherein the corresponding upper end fixing end 302 is as deformation occurs and generates displacement for the bearing spring load-bearing. Corresponding upper end fixing end 302 is parallel with lower end fixing end 303, therefore corresponding upper end fixing end 302 and lower end fixing end 303 Between distance be corresponding bearing spring 301 both ends distance.The overload of vehicle identification device includes: and multiple suspensions Spring is corresponding multiple apart from detection module, with multiple apart from the corresponding multiple judgment modules of detection module and alarm mould Block.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The multiple judgment module (not shown) is coupled with corresponding apart from detection module respectively, multiple distance detection mould Block is sent to corresponding judgment module after detecting the distance at the both ends of corresponding bearing spring；Each judgment module includes calculating Unit and comparing unit, the computing unit calculate corresponding suspension based on the distance value detected accordingly apart from detection module The load-bearing value of spring simultaneously exports calculated load-bearing value to corresponding comparing unit, and the comparing unit is by the load-bearing value and phase The first preset threshold answered relatively and generates corresponding output signal.Corresponding first preset threshold is that the load-carrying vehicle is specified When load-carrying, load value corresponding to the distance at the both ends of corresponding bearing spring.
The electronic devices such as adder, subtracter, multiplier can be used to realize in the computing unit, which can be used The electronic devices such as comparator or divider are realized.The alarm module (not shown) and multiple judgment module couple, and connect The signal for receiving multiple comparing unit output judges that the load value is greater than the corresponding first default threshold in response to the comparing unit The signal generated when value, the alarm module, which is triggered, generates alarm signal to remind driver vehicle to overload.
In one embodiment, the actual installation figure of any one bearing spring on load-carrying vehicle is as shown in Fig. 2, details is shown It is intended to as shown in figure 3, corresponding upper end fixing end 302 is fixed in one end of the bearing spring 301, the other end is fixed on accordingly Lower end fixing end 303, wherein the corresponding upper end fixing end 302 is as deformation occurs and generates position for the bearing spring load-bearing It moves.Corresponding upper end fixing end 302 is parallel with lower end fixing end 303, therefore corresponding upper end fixing end 302 and lower end fixing end Distance between 303 is the distance at the both ends of corresponding bearing spring 301.The overload of vehicle identification device include: with it is multiple Bearing spring it is corresponding it is multiple apart from detection module, with multiple apart from the corresponding multiple judgment modules of detection module and report Alert module.
It is corresponding with the bearing spring 301 apart from detection module include laser range finder 310, reflecting plate 320.The Laser Measuring Distance meter 310 is rigidly connected in the upper end fixing end 302, the reflecting plate 320 rigid connection and the lower end fixing end 303.It is described to swash Optar 310 can link with the upper end fixing end 302.Therefore laser range finder 310 itself and reflecting plate 320 that detect it Between distance be the distance between the upper end fixing end 302 and lower end fixing end 303 be the bearing spring 301 both ends it Between distance.
The multiple judgment module (not shown) is coupled with corresponding apart from detection module respectively, multiple distance detection mould Block is sent to corresponding judgment module after detecting the distance at the both ends of corresponding bearing spring；Each judgment module includes calculating Unit and comparing unit, the computing unit calculate corresponding suspension based on the distance value detected accordingly apart from detection module The load-bearing value of spring simultaneously exports calculated load-bearing value to corresponding comparing unit, and the comparing unit is by the load-bearing value and phase The first preset threshold answered relatively and generates corresponding output signal.Corresponding first preset threshold is that the load-carrying vehicle is specified When load-carrying, load value corresponding to the distance at the both ends of corresponding bearing spring.
The electronic devices such as adder, subtracter, multiplier can be used to realize in the computing unit, which can be used The electronic devices such as comparator or divider are realized.The alarm module (not shown) and multiple judgment module couple, and connect The signal for receiving multiple comparing unit output judges that the load value is greater than the corresponding first default threshold in response to the comparing unit The signal generated when value, the alarm module, which is triggered, generates sound and/or light signal to remind driver vehicle to overload.
It is appreciated that having the module for the functions such as calculating, judging that can pass through simple electronic device such as addition in this case Device, subtracter, multiplier, comparator etc. are realized, or pass through specific integrated circuit (ASIC), field programmable gate array (FPGA) or other programmable logic device, discrete door or transistor logic, discrete hardware component or its be designed to carry out Any combination of function described herein is realized or is executed.
Description before offer be can practice to make any technical staff in this field it is described herein Various aspects.However, it should be understood that the protection scope of the utility model should be subject to the appended claims, without that should be limited Due to the specific structure and component of above the explained embodiment.Spirit and scope of the those skilled in the art in the utility model It is interior, various changes and modifications can be carried out to each embodiment, these are changed and modification also falls in the protection scope of the utility model Within.

Claims (12)

1. a kind of vehicle load detection device is suitable for load-carrying vehicle, which is characterized in that the suspension system packet of the load-carrying vehicle Multiple bearing springs are included, corresponding upper end fixing end is fixed in one end of each bearing spring, under the other end is fixed on accordingly Fixing end is held, deformation occurs and generates displacement in response to corresponding bearing spring load-bearing for corresponding upper end fixing end, the vehicle Load-carrying detection device includes:
It is corresponding with multiple bearing spring multiple apart from detection module, it is the multiple to be respectively used to detection phase apart from detection module The deformation quantity for the bearing spring answered, it is the multiple apart from detection module respectively include:
Reflecting plate, the reflecting plate are mounted on corresponding upper end fixing end in the one of them of corresponding lower end fixing end, use In reflection laser；And
Laser range finder, the laser range finder are mounted on the wherein another of corresponding upper end fixing end and corresponding lower end fixing end In one, for detecting the distance between corresponding upper end fixing end and corresponding lower end fixing end, the variation of the distance refers to Show the variation of the load-carrying of the load-carrying vehicle.
2. vehicle load detection device as described in claim 1, which is characterized in that the suspension system includes front suspension, institute Stating front suspension includes 2 bearing springs, and the vehicle load detection device includes 2 described apart from detection module.
3. vehicle load detection device as described in claim 1, which is characterized in that the suspension system includes rear suspension, institute Stating rear suspension includes 2 bearing springs, and the vehicle load detection device includes 2 described apart from detection module.
4. vehicle load detection device as described in claim 1, which is characterized in that the suspension system includes front suspension with after Suspension, the front suspension and rear suspension respectively include 2 bearing springs, and the vehicle load detection device includes 4 institutes It states apart from detection module.
5. a kind of overload of vehicle identification device is suitable for load-carrying vehicle, which is characterized in that the suspension system packet of the load-carrying vehicle Multiple bearing springs are included, corresponding upper end fixing end is fixed in one end of each bearing spring, under the other end is fixed on accordingly Fixing end is held, deformation occurs and generates displacement in response to corresponding bearing spring load-bearing for corresponding upper end fixing end, the vehicle Overload identification device include:
It is corresponding with multiple bearing spring multiple apart from detection module, it is the multiple to be respectively used to detection phase apart from detection module The deformation quantity for the bearing spring answered, it is the multiple apart from detection module respectively include:
Reflecting plate, the reflecting plate are mounted on corresponding upper end fixing end in the one of them of corresponding lower end fixing end, use In reflection laser；And
Laser range finder, the laser range finder are mounted on the wherein another of corresponding upper end fixing end and corresponding lower end fixing end In one, for detecting the distance between corresponding upper end fixing end and corresponding lower end fixing end；And
Judgment module, the judgment module is based on the multiple distance that detected apart from detection module and the first preset threshold Judge whether the load-carrying vehicle overloads.
6. overload of vehicle identification device as claimed in claim 5, which is characterized in that the judgment module is in response to any distance The distance that detection module detects is less than first preset threshold and judges that the load-carrying vehicle overloads, wherein the first default threshold When value is the load-carrying vehicle payload ratings, the distance value at the both ends of the bearing spring.
7. overload of vehicle identification device as claimed in claim 5, which is characterized in that the judgment module is in response to any distance Load value corresponding to the distance that detection module detects is greater than first preset threshold and judges that the load-carrying vehicle overloads, wherein When first preset threshold is the load-carrying vehicle payload ratings, load-carrying corresponding to the distance at the both ends of the bearing spring Value.
8. overload of vehicle identification device as claimed in claim 5, which is characterized in that the suspension system includes front suspension, institute Stating front suspension includes 2 bearing springs, and the overload of vehicle identification device includes 2 described apart from detection module.
9. overload of vehicle identification device as claimed in claim 5, which is characterized in that the suspension system includes rear suspension, institute Stating rear suspension includes 2 bearing springs, and the overload of vehicle identification device includes 2 described apart from detection module.
10. overload of vehicle identification device as claimed in claim 5, which is characterized in that the suspension system include front suspension and Rear suspension, the front suspension and rear suspension respectively include 2 bearing springs, and the overload of vehicle identification device includes 4 It is described apart from detection module.
11. overload of vehicle identification device as claimed in claim 5, which is characterized in that the overload of vehicle identification device also wraps It includes:
Alarm module, the alarm module overloads in response to the load-carrying vehicle issues alarm signal.
12. overload of vehicle identification device as claimed in claim 11, which is characterized in that the alarm module be light and/or Sound alarm module.
CN201820466076.7U 2018-03-30 2018-03-30 A kind of vehicle load detection device and a kind of overload of vehicle identification device Active CN208206273U (en)

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Application Number Priority Date Filing Date Title
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