CN104859526A - Weighing device and concrete mixer - Google Patents
Weighing device and concrete mixer Download PDFInfo
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- CN104859526A CN104859526A CN201510315099.9A CN201510315099A CN104859526A CN 104859526 A CN104859526 A CN 104859526A CN 201510315099 A CN201510315099 A CN 201510315099A CN 104859526 A CN104859526 A CN 104859526A
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- load
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- strain
- weighing
- meausring apparatus
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- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The invention discloses a weighing device and a concrete mixer. The weighing device is used for measuring loads of a vehicle, and comprises a weighing sensor, an angular sensor and a controller; the weighing sensor and the angular sensor are electrically connected with the controller, and the controller receives load signals measured by the weighing sensor and inclination angles theta, measured by the angular sensor, of the vehicle relative to the horizontal plane; and according to the load signals and the inclination angles theta, loads M' of the vehicle are obtained. The weighing device can accurately measure the loads of the vehicle according to the road condition where the vehicle is located, and the vehicle can be better guided to carry out safe loading and transportation.
Description
Technical field
The present invention relates to load-carrying vehicle field, particularly a kind of meausring apparatus and mixermobile.
Background technology
In prior art, some vehicles with load-carrying function do not have the meausring apparatus of the load-carrying of measuring vehicle, even if or have meausring apparatus can not the load-carrying of change measurement vehicle of road conditions exactly residing for vehicle.For mixermobile, along with the fast development of Concrete Industry, the use amount of mixermobile is increasing, but mixermobile does not have the meausring apparatus of oneself at present, so the actual load-carrying of Mixer Truck accurately cannot be judged in the process of loading and travel, also just cannot judge whether mixermobile overloads quickly and accurately.This causes great impact to the safety of mixermobile transport.
Summary of the invention
The object of the present invention is to provide a kind of meausring apparatus and mixermobile, this Weighing body device can the load-carrying of road conditions residing for vehicle measurement vehicle more exactly, and guiding vehicle carries out safe loading and transport better.
First aspect present invention provides a kind of meausring apparatus, for the load-carrying of measuring vehicle, described meausring apparatus comprises LOAD CELLS, angular transducer and controller, described LOAD CELLS and described angular transducer are electrically connected with described controller respectively, described controller receives the load signal of described LOAD CELLS measurement and the described vehicle inclination angle theta with respect to the horizontal plane of described angular transducer measurement, and draws the load-carrying M ＇ of described vehicle according to described load signal and described inclination angle theta.
Further, described controller draws according to described load signal and weighs load-carrying M, and draws the load-carrying M ＇ of described vehicle as follows according to described weighing load-carrying M and described inclination angle theta:
Further, described LOAD CELLS is strain-gauge of weighing.
Further, described meausring apparatus comprise be arranged in parallel multiple described in weigh strain-gauge.
Further, described vehicle comprises load-bearing vehicle frame, described in strain-gauge of weighing vertically be arranged on described load-bearing vehicle frame.
Further, on the fore-and-aft direction of described vehicle, described in strain-gauge of weighing be positioned at the middle part of described load-bearing vehicle frame.
Further, described meausring apparatus comprise be arranged in parallel multiple described in weigh strain-gauge, described load-bearing vehicle frame comprises left-hand stringer and right-hand stringer, described multiple strain-gauge of weighing comprises the first strain-gauge and second of weighing and to weigh strain-gauge, described first strain-gauge of weighing is fixed on the side of described left-hand stringer, and the described second strain-gauge of weighing is fixed on the side of described right-hand stringer.
Further, described load-bearing vehicle frame also comprises intermediate transverse girder, and described multiple strain-gauge of weighing also comprises the 3rd and to weigh strain-gauge, and the described 3rd strain-gauge of weighing is fixed on the side of described intermediate transverse girder.
Further, described strain-gauge of weighing has electric bridge, in four contacts of described electric bridge between two contacts separately for accessing input voltage Ui, for exporting output voltage Uo between another two contacts separately, described load signal is described output voltage Uo, wherein, all be connected with the first resistance r between each access point of access input voltage Ui and the corresponding contact of described electric bridge, export between each output point of output voltage Uo and the corresponding contact of described electric bridge and be all connected with the second resistance R.
Further, described meausring apparatus also comprises the output unit of the load-carrying M ＇ for exporting described vehicle be electrically connected with described controller and/or comprises the warning device for exceeding predetermined value alarm at the load-carrying M ＇ of described vehicle be electrically connected with described controller.
Second aspect present invention provides a kind of mixermobile, comprises meausring apparatus, the meausring apparatus of described meausring apparatus according to any one of first aspect present invention.
Based on meausring apparatus provided by the invention and mixermobile, meausring apparatus is provided with angular transducer while arranging LOAD CELLS, thus the vehicle of the road conditions residing for representative vehicle that can record according to angular transducer inclination angle theta is with respect to the horizontal plane revised the weighing load-carrying that LOAD CELLS obtains, therefore, can the load-carrying of road conditions residing for vehicle measurement vehicle more exactly, guiding vehicle carries out safe loading and transport better.Mixermobile arranges this meausring apparatus, the load-carrying of measurement vehicle more exactly can be obtained according to the change of road conditions, thus mixermobile can be instructed better to carry out safe loading and transport.
By referring to the detailed description of accompanying drawing to exemplary embodiment of the present invention, further feature of the present invention and advantage thereof will become clear.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of the mixermobile of first embodiment of the invention.
Fig. 2 is the subframe of the mixermobile of first embodiment of the invention and the main TV structure schematic diagram of meausring apparatus.
Fig. 3 is the plan structure schematic diagram of Fig. 2.
Fig. 4 is the backsight structural representation of Fig. 2.
Fig. 5 is the meausring apparatus functional block diagram of the mixermobile of the first embodiment.
Fig. 6 is with the principle schematic that vehicle inclination angle theta is with respect to the horizontal plane revised the weighing load-carrying that LOAD CELLS obtains in the meausring apparatus of the first embodiment.
Fig. 7 is the catenation principle figure of the strain-gauge of weighing of the first embodiment.
Fig. 8 is the catenation principle figure of the strain-gauge of weighing of the meausring apparatus of the mixermobile of second embodiment of the invention.
In Fig. 1 to Fig. 8, each Reference numeral represents respectively:
10, tank body;
20, subframe;
21, left-hand stringer;
22, right-hand stringer;
23, intermediate transverse girder;
24, front cross rail;
25, after cross member;
31, first to weigh strain-gauge;
32, second to weigh strain-gauge;
33, the 3rd to weigh strain-gauge;
40, angular transducer.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Illustrative to the description only actually of at least one exemplary embodiment below, never as any restriction to the present invention and application or use.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Unless specifically stated otherwise, otherwise positioned opposite, the numerical expression of the parts of setting forth in these embodiments and step and numerical value do not limit the scope of the invention.Meanwhile, it should be understood that for convenience of description, the size of the various piece shown in accompanying drawing is not draw according to the proportionate relationship of reality.May not discuss in detail for the known technology of person of ordinary skill in the relevant, method and apparatus, but in the appropriate case, described technology, method and apparatus should be regarded as a part of authorizing specification sheets.In all examples with discussing shown here, any occurrence should be construed as merely exemplary, instead of as restriction.Therefore, other example of exemplary embodiment can have different values.It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to be further discussed it in accompanying drawing subsequently.
For convenience of description, here can usage space relative terms, as " ... on ", " in ... top ", " at ... upper surface ", " above " etc., be used for the spatial relation described as a device shown in the figure or feature and other devices or feature.Should be understood that, space relative terms is intended to comprise the different azimuth in use or operation except the described in the drawings orientation of device.Such as, " in other devices or structure below " or " under other devices or structure " will be positioned as after if the device in accompanying drawing is squeezed, being then described as the device of " above other devices or structure " or " on other devices or structure ".Thus, exemplary term " in ... top " can comprise " in ... top " and " in ... below " two kinds of orientation.This device also can other different modes location (90-degree rotation or be in other orientation), and relatively describe space used here and make respective explanations.
In the following description, alleged " front " refers to the side at the headstock place of vehicle; " afterwards " refers to the side relative with " front ", and " left side " and " right side " refers to the left and right directions formed when front.
First embodiment
In first embodiment, for the meausring apparatus installed on mixermobile, meausring apparatus of the present invention is described.
In the present embodiment, mixermobile comprises meausring apparatus.Meausring apparatus is for measuring the load-carrying of mixermobile.But it should be noted that, meausring apparatus of the present invention not only can be applied to mixermobile, can also be applied to other has the vehicle measuring load-carrying demand, as autotruck.
As shown in Figure 1, mixermobile comprises subframe 20 and the tank body 10 be supported on subframe 20.Cement concrete is loaded in tank body 10.
As shown in Figures 2 to 7, meausring apparatus comprises LOAD CELLS, angular transducer 40 and controller.
LOAD CELLS can be any can the sensor of measuring vehicle load-carrying, in the present embodiment, LOAD CELLS is strain-gauge of weighing.When LOAD CELLS for weigh strain-gauge, the quantity of strain-gauge of weighing can be one, also can be multiple, and multiple strain-gauge of weighing is arranged in parallel.In first embodiment, the quantity of strain-gauge of weighing is two, is respectively the first strain-gauge 31 and second of weighing and weighs strain-gauge 32.In other embodiments, strain-gauge of weighing can be more than three, such as 3,4,5,6 etc.
Fig. 2 to Fig. 4 shows the arrangement plan of weighting apparatus in mixermobile of the present embodiment.Wherein, Fig. 2 is the subframe of the mixermobile of first embodiment of the invention and the main TV structure schematic diagram of meausring apparatus, and Fig. 3 is the plan structure schematic diagram of Fig. 2, and Fig. 4 is the backsight structural representation of Fig. 2.
As shown in Figures 2 to 4, strain-gauge of weighing vertically is arranged on subframe.Subframe 20 is the load-bearing vehicle frames of playing a supporting role to the tank body 10 of mixermobile, is arranged on the chassis of mixermobile.It is in order to the strain-gauge that ensures to weigh is vertically stressed that strain-gauge of weighing vertically is arranged, thus the validity that the strain-gauge that ensures to weigh is weighed.
Subframe 20 comprises left-hand stringer 21 and right-hand stringer 22, and comprise connect left-hand stringer 21 and right-hand stringer 22 the front cross rail 24 being positioned at subframe 20 front portion, be positioned at the intermediate transverse girder 23 in the middle part of subframe 20 and be positioned at the after cross member 25 at subframe 20 rear portion.In first embodiment, the first strain-gauge 31 of weighing is fixed on the side of left-hand stringer 21 by welding manner, and the second strain-gauge 32 of weighing is fixed on the side of right-hand stringer 22 by welding manner.
In order to measure the load-carrying of mixermobile more accurately, because vehicle load tailheaviness is generally in the middle part of subframe 20 in the longitudinal direction, in the present embodiment, on the fore-and-aft direction of mixermobile, strain-gauge of weighing is positioned at the middle part of subframe 20.
Angular transducer 40, for measuring mixermobile inclination angle theta with respect to the horizontal plane, is also arranged on subframe 20.As shown in Figure 3, in the present embodiment, angular transducer 40 is positioned at the end face of the left-hand stringer 21 of subframe 20.
Fig. 5 is the meausring apparatus functional block diagram of the mixermobile of the first embodiment.As shown in Figure 5, first weigh strain-gauge 31 second weigh strain-gauge 32 in parallel after be electrically connected with controller, angular transducer 40 is also electrically connected with controller, and controller receives load signal that LOAD CELLS measures and the vehicle inclination angle theta with respect to the horizontal plane that angular transducer 40 is measured and draws the load-carrying M ＇ of vehicle according to load signal and inclination angle theta.
Owing to being provided with angular transducer 40 while arranging LOAD CELLS, the vehicle inclination angle theta with respect to the horizontal plane of the road conditions residing for representative vehicle that can record according to angular transducer is revised the weighing load-carrying that LOAD CELLS obtains, therefore, can the load-carrying of road conditions residing for vehicle measurement vehicle more exactly, guiding vehicle carries out safe loading and transport better.
Mixermobile arranges this meausring apparatus, the load-carrying of measurement vehicle more exactly can be obtained according to the change of road conditions, thus mixermobile can be instructed better to carry out safe loading and transport.
Fig. 6 is with the principle schematic that vehicle inclination angle theta is with respect to the horizontal plane revised the weighing load-carrying that LOAD CELLS obtains in the meausring apparatus of the first embodiment.With reference to figure 6, in the present embodiment, controller draws actual weighing load-carrying M according to load signal, and draws load-carrying M ＇: the M'=COMS θ of vehicle as follows according to reality weighing load-carrying M and inclination angle theta.
Fig. 7 is the catenation principle figure of the strain-gauge of weighing of the first embodiment.As shown in Figure 7, each strain-gauge of weighing has an electric bridge, first strain-gauge 31 and second of weighing weighs that four contacts of two electric bridges of strain-gauge 32 are corresponding to be separately connected thus to realize being connected in parallel, input voltage Ui is accessed between two contacts separately in four contacts, when vehicle carries, have output voltage Uo to export between another two contacts separately in four contacts, namely output voltage Uo can be used as load signal input control device.
Preferably, meausring apparatus can also comprise the output unit of the load-carrying M ＇ for exporting vehicle.Output unit is electrically connected with controller.Output unit can be read out instrument or sound broadcasting device etc.Output unit can export the load-carrying of mixermobile at any time, and mixermobile therefore can be instructed better to carry out safe loading and transport.
Preferably, meausring apparatus can also comprise the warning device for exceeding predetermined value alarm in the load-carrying of vehicle.Warning device is electrically connected with controller.Warning device can be buzzer phone or Warning light etc.Arranging of warning device can remind client by output alarm signal in time when mixermobile transships, and also can better instruct mixermobile to carry out safe loading and transport.
Second embodiment
Second embodiment is from the different of the first embodiment, and the meausring apparatus of the second embodiment comprises three strain-gaugies of weighing be arranged in parallel, and is respectively the first strain-gauge 31, second strain-gauge 32 and the 3rd of weighing of weighing and weighs strain-gauge 33.
Preferably, the first strain-gauge 31 of weighing is fixed on the side of the left-hand stringer 21 of subframe, and the second strain-gauge 32 of weighing is fixed on the side of the right-hand stringer 22 of subframe, and the 3rd strain-gauge 33 of weighing is fixed on the side of the intermediate transverse girder 23 of subframe.
More preferably, in order to result of a measurement is more accurate, first strain-gauge 31, second strain-gauge 32 and the 3rd strain-gauge 33 position on the fore-and-aft direction of vehicle of weighing of weighing of weighing is roughly the same.
Fig. 8 is the catenation principle figure of the strain-gauge of weighing of the meausring apparatus of the mixermobile of second embodiment of the invention.As shown in Figure 8, each strain-gauge of weighing has an electric bridge, first strain-gauge 31, second strain-gauge 32 and the 3rd of weighing of weighing weighs that four contacts of three electric bridges of strain-gauge 33 are corresponding to be separately connected realization and to be connected in parallel, input voltage Ui is accessed between two contacts separately in four contacts, when vehicle carries, have output voltage Uo to export between another two contacts separately in four contacts, namely output voltage Uo can be used as load signal input control device.
In addition in the present embodiment, the first resistance r is all connected with between each access point of access input voltage Ui and the corresponding contact of the electric bridge of strain-gauge of respectively weighing, export between each output point of output voltage Uo and the corresponding contact of the electric bridge of strain-gauge of respectively weighing and be all connected with the second resistance R, first resistance r and the second resistance R can prevent interfering signal effectively, is beneficial to strain-gauge of weighing and obtains load signal more accurately.
In second embodiment, other unaccounted part all can with reference to the related content of the first embodiment.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (11)
1. a meausring apparatus, for the load-carrying of measuring vehicle, it is characterized in that, described meausring apparatus comprises LOAD CELLS, angular transducer (40) and controller, described LOAD CELLS and described angular transducer (40) are electrically connected with described controller respectively, described controller receives the load signal and the described vehicle inclination angle theta with respect to the horizontal plane measured of described angular transducer (40) that described LOAD CELLS measures, and draws the load-carrying M ＇ of described vehicle according to described load signal and described inclination angle theta.
2. meausring apparatus according to claim 1, is characterized in that, described controller draws according to described load signal and weighs load-carrying M, and draws the load-carrying M ＇ of described vehicle as follows according to described weighing load-carrying M and described inclination angle theta:
3. meausring apparatus according to claim 1, is characterized in that, described LOAD CELLS is strain-gauge of weighing.
4. meausring apparatus according to claim 3, is characterized in that, described meausring apparatus comprise be arranged in parallel multiple described in weigh strain-gauge.
5. meausring apparatus according to claim 3, is characterized in that, described vehicle comprises load-bearing vehicle frame, described in strain-gauge of weighing vertically be arranged on described load-bearing vehicle frame.
6. meausring apparatus according to claim 5, is characterized in that, on the fore-and-aft direction of described vehicle, described in strain-gauge of weighing be positioned at the middle part of described load-bearing vehicle frame.
7. meausring apparatus according to claim 5, it is characterized in that, described meausring apparatus comprise be arranged in parallel multiple described in weigh strain-gauge, described load-bearing vehicle frame comprises left-hand stringer (21) and right-hand stringer (22), described multiple strain-gauge of weighing comprises the first strain-gauge (31) and second of weighing and to weigh strain-gauge (32), described first strain-gauge (31) of weighing is fixed on the side of described left-hand stringer (21), and the described second strain-gauge (32) of weighing is fixed on the side of described right-hand stringer (22).
8. meausring apparatus according to claim 7, it is characterized in that, described load-bearing vehicle frame also comprises intermediate transverse girder (23), described multiple strain-gauge of weighing also comprises the 3rd and to weigh strain-gauge (33), and the described 3rd strain-gauge (33) of weighing is fixed on the side of described intermediate transverse girder (23).
9. the meausring apparatus according to any one of claim 3 to 8, it is characterized in that, described strain-gauge of weighing has electric bridge, in four contacts of described electric bridge between two contacts separately for accessing input voltage Ui, for exporting output voltage Uo between another two contacts separately, described load signal is described output voltage Uo, wherein, the first resistance r is all connected with between each access point of access input voltage Ui and the corresponding contact of described electric bridge, export between each output point of output voltage Uo and the corresponding contact of described electric bridge and be all connected with the second resistance R.
10. meausring apparatus according to any one of claim 1 to 8, it is characterized in that, described meausring apparatus also comprises the output unit of the load-carrying M ＇ for exporting described vehicle be electrically connected with described controller and/or comprises the warning device for exceeding predetermined value alarm at the load-carrying M ＇ of described vehicle be electrically connected with described controller.
11. 1 kinds of mixermobiles, comprise meausring apparatus, it is characterized in that, described meausring apparatus is meausring apparatus according to any one of claim 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510315099.9A CN104859526A (en) | 2015-06-10 | 2015-06-10 | Weighing device and concrete mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510315099.9A CN104859526A (en) | 2015-06-10 | 2015-06-10 | Weighing device and concrete mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104859526A true CN104859526A (en) | 2015-08-26 |
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ID=53905853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510315099.9A Pending CN104859526A (en) | 2015-06-10 | 2015-06-10 | Weighing device and concrete mixer |
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| CN (1) | CN104859526A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105459266A (en) * | 2015-12-28 | 2016-04-06 | 广西盛鸿混凝土有限公司 | Transit mixer truck |
| CN107188044A (en) * | 2017-07-05 | 2017-09-22 | 太原科技大学 | A kind of craning weight of same is weighed and overload protective device |
| CN110243448A (en) * | 2019-07-02 | 2019-09-17 | 深圳大学 | A kind of building castoff delivery monitoring device and method based on real-time vehicle-mounted weighing |
| CN114877980A (en) * | 2022-04-22 | 2022-08-09 | 武汉工程大学 | Real-time weighing system and method for concrete tank truck |
| GB2622095A (en) * | 2022-09-02 | 2024-03-06 | Total Vehicle Solutions Group Ltd | Spillage prediction for concrete mixers |
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| JP2005114425A (en) * | 2003-10-03 | 2005-04-28 | Jfe Advantech Co Ltd | Onboard weighing device |
| CN1641323A (en) * | 2004-01-15 | 2005-07-20 | 株式会社小松制作所 | Loaded weight measurement method and loaded weight measurement device for dump truck |
| CN201427526Y (en) * | 2009-05-27 | 2010-03-24 | 陕西中大机械集团有限责任公司 | Stress and strain anti-overloading device of concrete mixer truck |
| CN101788326A (en) * | 2009-01-23 | 2010-07-28 | 重庆大唐测控技术有限公司 | Weighing device of dump truck |
| DE102011088156A1 (en) * | 2010-12-09 | 2012-06-14 | Vignal Systems | Method and device for reporting a loading anomaly of a tipper trailer |
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| CN2085748U (en) * | 1990-06-27 | 1991-10-02 | 上海东方机电科技公司 | Alarm for displaying loading capacity of vehicle |
| JP2005114425A (en) * | 2003-10-03 | 2005-04-28 | Jfe Advantech Co Ltd | Onboard weighing device |
| CN1641323A (en) * | 2004-01-15 | 2005-07-20 | 株式会社小松制作所 | Loaded weight measurement method and loaded weight measurement device for dump truck |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105459266A (en) * | 2015-12-28 | 2016-04-06 | 广西盛鸿混凝土有限公司 | Transit mixer truck |
| CN107188044A (en) * | 2017-07-05 | 2017-09-22 | 太原科技大学 | A kind of craning weight of same is weighed and overload protective device |
| CN110243448A (en) * | 2019-07-02 | 2019-09-17 | 深圳大学 | A kind of building castoff delivery monitoring device and method based on real-time vehicle-mounted weighing |
| CN114877980A (en) * | 2022-04-22 | 2022-08-09 | 武汉工程大学 | Real-time weighing system and method for concrete tank truck |
| GB2622095A (en) * | 2022-09-02 | 2024-03-06 | Total Vehicle Solutions Group Ltd | Spillage prediction for concrete mixers |
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