CN207113995U - Automobile kerb weight instrument - Google Patents

Abstract

The utility model discloses automobile kerb weight instrument, including carrying backing plate, the carrying backing plate upper surface is provided with loading floor, and the loading floor corner is respectively fixed with six sensors, covered with side cover plate on the loading floor both sides.The utility model be applied to duplex, three and fill axle with side wheel and meanwhile be parked on one piece of weighing plate carry out axle (wheel) weigh measurement, support the use, complete vehicle curb weight can be measured with vehicle overall dimension.The equipment is generally surveyed with contour dimension and supported the use, the data of the gross weight of institute's survey automobile with vehicle administration office by networking, automobile actual weight is compared with the weight that the car driving license marks, it is one of supporting apolegamy equipment of motor vehicle contour dimension measurement and whether automatic decision motor vehicle gross weight meets GB7258 2012, GB21861 2014 examination requirement.

Description

Automobile kerb weight instrument

Technical field

It the utility model is related to automobile kerb weight field, particularly automobile kerb weight instrument.

Background technology

The quality that automobile kerb weight i.e. automobile are completely equipped, including lubricating oil, fuel, driver's tool, spare tyre Etc. the quality of all devices.The kerb weight of automobile namely it has often been said that an automobile deadweight, the definition of its specification Refer to the dry mass of automobile plus coolant and fuel (be no less than tankage 90%) and spare wheel and available attachment Gross mass.The kerb weight of automobile still influences an important parameter of automobile fuel consumption.Because the fuel consumption of vehicle is with reorganizing and outfit matter Amount has proportional, the i.e. bigger automobile of kerb weight more oil consumption.Such as a compact car, if kerb weight often increases 40 kilograms, then it will consume 1% fuel oil more.

With the development of society, the improvement of people's living standards, domestic automobile owning amount ramps, and has some not legal persons Member bores law gap and is privately reequiped automobile, make automobile parameter can not be with the parameter kissing that dispatches from the factory to reach benefit Close, change outward appearance privately, so that with vehicle registration information not being consistent, after there is traffic accident, because changing vehicle parameter, make to take Card adds difficulty, and common kerb weight equipment can not meet existing requirement, has criminal and bores multiplying for law gap Machine.In consideration of it, inventor furthers investigate to above mentioned problem, this case is obtained then.

Utility model content

The purpose of this utility model is to solve the above problems, and devises automobile kerb weight instrument.

To achieve the above object, the utility model provides following technical scheme：Automobile kerb weight instrument, including bearing pads Plate, the carrying backing plate upper surface are provided with loading floor, and the loading floor corner is respectively fixed with six sensors, described On loading floor both sides display instrument is externally provided with covered with side cover plate, the loading floor.

Preferably, the sensor is pressure-strain formula sensor.

Using the technical solution of the utility model make automobile kerb weight instrument, suitable for duplex, three and fill Axle is parked in the measurement that axle (wheel) weight is carried out on one piece of weighing plate with side wheel simultaneously, is supported the use with vehicle overall dimension, can be right Complete vehicle curb weight measures.

The equipment is generally surveyed with contour dimension and supported the use, and the data of the gross weight of institute's survey automobile with vehicle administration office by joining Net, automobile actual weight is compared with the weight that the car driving license marks, and whether automatic decision motor vehicle gross weight accords with GB7258-2012, GB21861-2014 examination requirement are closed, is one of supporting apolegamy equipment of motor vehicle contour dimension measurement.With When motor vehicle contour dimension supports the use, by rational deployment, each axle weight is dynamically measured respectively, is handled by computer, Draw each axle (wheel) weight and gross weight, in measurement process, do not influence contour dimension time of measuring.

Brief description of the drawings

Fig. 1 is the structural representation of automobile kerb weight instrument described in the utility model；

Fig. 2 is the top view of automobile kerb weight instrument described in the utility model；

Fig. 3 is the side view of automobile kerb weight instrument described in the utility model；

In figure, 1- loading floors；2- sensors；3- carries backing plate；4- sides cover plate.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ", The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are Based on orientation shown in the drawings or position relationship, merely to make sub- description the utility model and simplify to describe, rather than instruction Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that For to limitation of the present utility model.In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or Imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", " second " is only used In description purpose, and it is not intended that indicating or implying relative importance or implicitly include one or more spy Sign.In description of the present utility model, unless otherwise indicated, " multiple " are meant that two or more.

The utility model provides automobile kerb weight instrument as Figure 1-3, including carrying backing plate 3, the carrying The upper surface of backing plate 3 is provided with loading floor 1, and 1 four jiaos of the loading floor is respectively fixed with six sensors 2, the plummer Covered with side cover plate 4 on the both sides of face 1；The loading floor is externally provided with display instrument；The sensor 2 senses for pressure-strain formula Device.

When specifically used：It is temperature to prepare use environment first：0 DEG C~40 DEG C, relative humidity：5%~95% is (non-cold It is solidifying), atmospheric pressure：86Kpa~106Kpa, equipment is moved to infield, is carried out checking whether equipment damages by professional person It is bad, check whether the construction quality on basis reaches drawing requirement, check whether ground size is consistent with equipment requirement size, clean The pedestal of melt pit, especially support platform, remaining cement is removed, place corresponding electric wire, and put on spool, pay attention to line The layout of pipe, prevent from being pressed onto spool during place apparatus, before lifting appliance, check whether suspension ring firmly install, and check other Whether annex is reliable, it is ensured that lifting safety, measures the horizontal and vertical levelness of complete machine with horizon rule, inclination angle is less than 5 degree, such as tilted It is excessive, then need to put iron plate below stand to adjust, the tight fixed bolt of surrounding outwards fastens.Then equipment debugging is carried out, is connect It must check whether wiring is correct for each sensor 2 before energization source, must check whether optoelectronic switch, weighing sensor 2 connect using preceding Onto corresponding passage, checked after switching on power corresponding power supply whether normal work, all going well to use.The first step first Typing vehicle-related information.Second step prompts to advance according to display screen, drives into tested vehicle is honest, wheel blocks photoelectricity in place Switch, prompt to stop.3rd step LED display shows tested axle left and right wheels wheel tuple evidence, prompts to advance.4th step judges height The state of optoelectronic switch repeats second and third step above either with or without being blocked if height photoelectricity is blocked, if height Photoelectricity is not blocked, then illustrates that detection finishes.When carrying out the measurement of kerb weight instrument, automobile is parked on loading floor 1 or slowly Ground passes through loading floor 1.When left and right wheelses are pressed on loading floor 1, table top is acted on by wheel gravity.If wheel load is W, its Center of gravity is located at any point M on loading floor 1, and six sensors 2 will be by the pressure to differ in size.According to mechanics general knowledge not Indigestibility, the size of this six power are relevant with the position of M points.But the support force of six sensors 2 and axle must be equal to Lotus W.Because loading floor 1 is to maintain balance in the presence of wheel load W and six support forces of sensor 2, and with the position of M points Put unrelated.Therefore, as long as gathering the electric signal sent after this six stress of sensor 2, can is exactly after treatment Left and right wheel charge values are calculated, and then calculate axle load value.It is pointed out that in actual use, if tested automobile is excessively inclined From the center of loading floor 1, it is likely that measurement error can be increased.So during actual measurement wheel (axle) lotus, car should be ajusted as far as possible Take turns the position on check-out console.After automobile kerb weight instrument long-term use, because parts wear deformation etc. can cause test essence Degree declines, and must determine year for this or half a year is examined and determine and adjusted, to ensure the reliability of test job, the calibrating of kerb weight instrument Must be according to national standard《Automotive safety detection device condition》The pertinent regulations of (GB/T 11798.7-2001) are carried out.Calibrating should Without progress (remarks in the environment of the pollution, vibration and electromagnetic interference that influence measurement around：The FS being mentioned below represents full amount Journey, d represent resolution ratio 1kg.).Examine fixed time temperature：0-40 DEG C, relative humidity：No more than 85%, supply voltage：220V± 10%, it is necessary to prepare 1) one group of counterweight：0.l-12.5kg (0.1kg, 0.2kg × 2,0.5kg × 2,1kg × 2,2kg × 2, 5kg), the degree of accuracy 61 grades (M22).With weight detecting：The magnetic code of one group of axle (wheel) weight instrument 50% (F.S), 61 grades of the degree of accuracy (M22).Examined and determine with sensor 2：The measurement range of pressure sensor 2 is not less than axle (wheel) weight instrument 50% (F.S), degree of accuracy C3 Level.Instrument is not less than 3000 indexing three times.The calibrating instrument such as reaction frame or cargo vehicle, jack.Calibrating is careful first Observation axle (wheel) weight instrument should have clearly nameplate, indicate model, the name of manufacturer, the date of production, factory number and rated load.Respectively Kind switch, button, knob, socket should all have obvious word or symbol, operate flexibility and reliability.Loading floor 1 is unbalanced Without the phenomenon that warps during stress.Instrument shows clearly, the defects of no influence reading.Numerical monitor should be stablized in 5s, and indicating value retains Time is no less than 8s.Pointer instrument cursor backward should be steady, should not have bounce, block and some retardation.Equipped with printing equipment Or axle (wheel) the weight instrument in the motor vehicles measuring station of configuration computer control system, its print value or Computer display value and Instrument show value should all meet error of indication requirement, and the difference between them must not exceed the error of indication.Unloaded mobility No more than 0.1% (F.S).0.1% (F.S) is not to be exceeded in digital display type axle (wheel) weight instrument 30min null offset.Measured value is not More than 4% (F.S)：± 5%.Measured value is more than 4% (F.S)：± 2%.Taste threshold should be not more than 1.4d (to pointer instrument Table：When load changes 1d, the beat of pointer should be not less than 1d).Difference is not to be exceeded 2% between the left and right platform indicating value of wheel weighing instrument.Partially Carry error and be not to be exceeded 2%.Repeatability error is no more than the half of error of indication absolute value.Maximum safe load is rated load 120%.Calibrating and weight detecting method are loaded into two tests of 4% (F.S) and 50% (F.S) respectively based on standard force-measuring Point, it is further added by 1d load, the beat amount of record pointer.Then 1d load, record pointer beat amount are reduced.The beat amount of pointer is equal Meet to pointer check-out console table, when load changes 1d, the beat amount of pointer is not less than 0.8d regulation, based on standard force-measuring Calibrating and weight detecting method are loaded into two test points of 4% (F.S) and 50% (F.S) respectively.Load is stepped up again, from 1d is to 1.1d, 1.2d, 1.3d ..., the load value of reduction when record indicating value changes 1d.The load value increased or decreased should all accord with Digital display type check-out console table is closed, the regulation for causing its load change amount changed to be not more than 1.4d when show value changes 1d will 10% (F.S) load is carried in the width of center about 1/3rd for deviateing kerb weight instrument loading floor 1 (perpendicular to car respectively The width of direct of travel) the position of left and right two on, the ratio between the difference of the indicating value of two positions and the load value should meet unbalance loading The regulation of error.The calibrating of repeatability error is carried out when the error of indication is examined and determine.Under same load, kerb weight instrument is respectively tested Indicating value three times in maximum difference and the ratio between the point load value be certified value, it should meet the regulation of repeatability error.For up to It is accurate to measurement, loading floor 1 is cleaned daily, checks whether sensor 2 speckles with the debris such as oil, water, mud, if having to remove.Often Its cleaning optoelectronic switch minute surface, checks whether there is foul, if having to remove.Periodically (monthly) check whether weighing plate is loose It is dynamic, the set screw on sensor 2 please be adjust if any loosening.Periodically (every half a year is once) check weighing plate bottom whether oil, water, The debris such as mud, if having to remove.Points for attention, the vehicle upper platform body more than rated load is forbidden to detect, quilt during detection Inspection wheel is parked in weighing plate intermediate region, forbids suddenly touching on the brake on stage body during upper platform body.

Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic Progress equivalent substitution, all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc., It should be included within the scope of protection of the utility model.

Claims (2)

1. automobile kerb weight instrument, including carrying backing plate (3), it is characterised in that described carrying backing plate (3) upper surface is provided with Loading floor (1), loading floor (1) corner are respectively fixed with six sensors (2), on loading floor (1) both sides Covered with side cover plate (4), the loading floor is externally provided with display instrument.

2. automobile kerb weight instrument according to claim 1, it is characterised in that the sensor (2) is pressure-strain Formula sensor.