CN109765396A - A kind of quick speed measuring device of used with tractor encoder and speed-measuring method - Google Patents
A kind of quick speed measuring device of used with tractor encoder and speed-measuring method Download PDFInfo
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- CN109765396A CN109765396A CN201910211510.6A CN201910211510A CN109765396A CN 109765396 A CN109765396 A CN 109765396A CN 201910211510 A CN201910211510 A CN 201910211510A CN 109765396 A CN109765396 A CN 109765396A
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000012360 testing method Methods 0.000 claims abstract description 75
- 238000010521 absorption reaction Methods 0.000 claims abstract description 4
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 238000009827 uniform distribution Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 4
- 238000001179 sorption measurement Methods 0.000 claims description 4
- 230000000916 dilatatory effect Effects 0.000 claims 1
- 230000003137 locomotive effect Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 description 7
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
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- 230000006698 induction Effects 0.000 description 1
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Abstract
A kind of quick speed measuring device of used with tractor encoder and speed-measuring method, comprising: encoder shield, encoder test the speed assembly, bearing block, sucker assembly；Encoder shield and bearing block are coaxial, and encoder shield is fixed on bearing block by SOC.HD. cap screw, are mounted on encoder and test the speed outside assembly；The encoder assembly that tests the speed is sequentially connected with bearing block, sucker assembly；Sucker assembly round hole one end is fixed on encoder by sucker locking plate and tests the speed on assembly, and the other end is inserted in the axle end of subject tractor wheels, and is fixed in subject tractor wheels by four pieces of magnet absorption.This speed measuring device and speed-measuring method are compared to other speed measuring devices and speed testing mode, and the data that encoder obtains are more accurate, improve the accuracy of test data.Therefore, this speed measuring device has the characteristics that compact-sized, convenient for disassembly and assembly, hardware cost is low, measuring accuracy is high, is adapted to very much the outdoor test condition of complete machine of tractor or other vehicles.
Description
Technical field
The invention belongs to complete machine of tractor testing equipment field, it is related to a kind of used with tractor speed measuring device more particularly to one
The quick speed measuring device of kind used with tractor encoder and speed-measuring method.
Background technique
It is well known that tractor speed is a crucial test data during complete machine of tractor test.Therefore,
It is related to much needing to obtain the test occasion of tractor wheels revolving speed.About measuring vehicle speed, currently used mode is mainly wrapped
It includes radar velocity measurement or image acquisition and processing tests the speed, but the two experimentation cost is higher, also higher, test data is required to experimental enviroment
It is affected by environment larger, be not suitable for the more severe tractor of operating condition and test the speed.Currently, the speed testing mode for tractor has very
More, most common mode is a reflective sheeting to be pasted in subject tractor wheels, then carry out using hand-held photoelectrical formula sensor
It tests the speed.Although this test mode advantage of lower cost, test data degree affected by environment is larger, to dust, greasy dirt etc.
All more sensitive, test data accuracy is very low, and artifical influence factor is very big, causes the error of test result also very big, difficult
To meet test requirements document.
" a kind of magnetic inductive wheel tests the speed for the application for a patent for invention that State Intellectual Property Office announced on September 14th, 2016
Sensor teaching apparatus for demonstrating ", number of patent application are as follows: 2016103788453, patent application day are as follows: on May 26th, 2016, public
Announcement number are as follows: CN105938673X is closer to the present patent application content.The device by fixed plate, battery cover, rotary switch,
Gear ring, top cover, conducting wire, electronic console, iron core, coil, permanent magnet, motor, battery compartment composition, this device needs pass through control
Motor power on/off processed changes the magnetic induction between coil and permanent magnet, and structure is more complex, and it is on the high side to be related to component, to experimental enviroment
It is more demanding, be not suitable for the test of tractor actual job and use.
The application for a patent for invention " a kind of vehicle-mounted speed measuring device " that State Intellectual Property Office's on March 11st, 2013 announces, patent
Application No. is: 2013100769762, patent application day are as follows: on March 11st, 2013, notification number are as follows: CN103207392A, with this
Invention application content is closer to.The device includes control unit, air chamber with holes and the both ends inside air chamber with holes
And the sound emission unit harmony receiving unit being connected respectively with control unit, emit signal by comparing sound emission unit when driving a vehicle
To sound reception unit receive the signal time and it is static when the time required to calculate the speed of service of train.This device volume
It is larger, it is suitble to testing the speed for large size train etc., is not suitable for the test of tractor actual job and uses.
Consider actual conditions when test, it is desirable to true and reliable test data is obtained, cannot only be measured in laboratory,
It is obtained with greater need in field trial.However the operating condition in field is more severe, soil is uneven, subject tractor traveling
It is non-at the uniform velocity, subject tractor wheels revolving speed is uncertain, and live light is changeable, and several factors are all to the real reliability of test data
There is larger impact.Therefore, it is simple and compact for structure, safe and reliable now to need one kind, and can guarantee that measuring accuracy is again convenient fast
Prompt speed measuring device.
Based on the above situation, this speed measuring device utmostly reduces environmental factor and human factor in design and surveys to test
The influence of data is measured, device can be integrally stably fixed on subject tractor driving wheel, pass through the physical principle and volume of magnet
Code device combines, and simple and compact for structure, installing and dismounting is easy to operate.This speed measuring device both can individually do velocity measurement, can also tie
Other testing stands are closed, such as Tractor Power Train testing stand, tractor dynamic power output test platform carry out Combined Trials.Device experiment
Test data accuracy is high, provides more reliable data support for test tractor driving wheel revolving speed.
Summary of the invention
The purpose of the present invention is to provide a kind of quick speed measuring device of used with tractor encoder and speed-measuring methods, have knot
Simple and compact, easy for assemble or unload, at low cost, measuring accuracy the is high characteristic of structure.
The present invention reaches above-mentioned purpose by following technical scheme: a kind of quick speed measuring device of used with tractor encoder, comprising:
Encoder shield, encoder test the speed assembly, bearing block, sucker assembly；Encoder shield and bearing block are coaxial, and encoder shield is logical
It crosses SOC.HD. cap screw to be fixed on bearing block, is mounted on encoder and tests the speed outside assembly；Encoder test the speed assembly and bearing block, inhale
Disc assembly is sequentially connected；Sucker assembly round hole one end is fixed on encoder by sucker locking plate and tests the speed on assembly, another end cap
Enter to be tested the axle end of tractor wheels, and is fixed in subject tractor wheels by four pieces of magnet absorption.
The encoder assembly that tests the speed includes: yielding coupling, deep groove ball bearing, SOC.HD. cap screw, round nut, round nut stop
Washer, velocity measuring shaft, sucker locking plate, encoder, encoder support；Encoder, encoder support, yielding coupling, velocity measuring shaft, circle
Nut, deep groove ball bearing, sucker locking plate are sequentially connected from left to right；Wherein, encoder is fixed by screws in encoder support
On, encoder support is mounted on bearing block by the SOC.HD. cap screw of circumference uniform distribution；Yielding coupling both ends connect respectively
Encoder and velocity measuring shaft, deep groove ball bearing and velocity measuring shaft horizontal direction coaxial line are connect, is installed on inside bearing block；Round nut and survey
Fast axis horizontal direction coaxial line, is installed on the screw thread of velocity measuring shaft, and round nut stop washer is installed on round nut and deep-groove ball axis
Between holding；Sucker locking plate is fixedly installed on the threaded hole of velocity measuring shaft by screw, with the total horizontally coaxial line of sucker.
Sucker assembly includes: sucker and magnet；4 threaded holes of sucker tail portion circumference uniform distribution, central idle socket subject are dragged
The axle end of machine drawing wheel；Round hole one end of sucker, is located between bearing block and sucker locking plate by sucker locking plate,
It is fixed on encoder to test the speed on assembly, uniformly distributed on the circumference of other end tail portion there are four threaded holes, will entirely compile by four pieces of magnet
The code quick speed measuring device of device is adsorbed in subject tractor wheels.
Test procedure using the quick speed measuring device of used with tractor encoder is as follows:
[1] it before on-test, is first completed encoder and tests the speed assembly；
[2] sucker of this speed measuring device is set in the axle end of subject tractor wheels, four pieces of magnet are passed through into sucker circumference
After uniformly distributed threaded hole, whole device is fixed in subject tractor wheels by the adsorption capacity of magnet；
When [3] starting test, starting subject tractor, subject tractor wheels rotation will drive this used with tractor encoder fast
Fast speed measuring device rotation, the same rotational speed that velocity measuring shaft will obtain be tested tractor wheels, so that tractor wheels will be tested
Speed is transferred to encoder by velocity measuring shaft；
[4] encoder the data obtained is acquired processing by system；
[5] revolving speed of subject tractor wheels is obtained by calculation, to accurately measure subject tractor speed.
The good effect that the present invention generates afterwards by adopting the above technical scheme is: this speed measuring device is passed through magnet suction type
It is fixed in subject tractor wheels, subject tractor wheels and encoder are coaxially connected by yielding coupling, to obtain
It is tested tractor wheels revolving speed；Compared to other modes, the data that encoder obtains are more accurate, improve the true of test data
Reality.In addition, the adsorption capacity of selected four magnet of the present apparatus guarantees that speed measuring device connection is reliable enough, adsorbed by magnet
Connection type can be convenient and quickly carry out in-site installation, do not limited by field test condition, simplicity swift to operate, maximum journey
Test installation time is saved on degree.This speed measuring device and speed-measuring method are compared to other speed measuring devices and speed testing mode,
The data that encoder obtains are more accurate, improve the accuracy of test data.Therefore, this speed measuring device have it is compact-sized,
Feature convenient for disassembly and assembly, hardware cost is low, measuring accuracy is high is adapted to the outdoor test of complete machine of tractor or other vehicles very much
Condition.
Detailed description of the invention
Fig. 1 is a kind of quick speed measuring device mounting structure diagrammatic cross-section of used with tractor encoder of the present invention；
Fig. 2 is that a kind of quick speed measuring device of used with tractor encoder of the present invention installs outline structural diagram；
Fig. 3 is a kind of quick speed measuring device assembly diagrammatic cross-section of used with tractor encoder of the present invention；
Fig. 4 is a kind of quick speed measuring device sucker assembly outline structural diagram of used with tractor encoder of the present invention.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and embodiments.As shown in Figs 1-4, a kind of used with tractor is compiled
The code quick speed measuring device of device, specifically includes that encoder shield 1, and encoder tests the speed assembly 2, bearing block 3, sucker assembly 4.Coding
Device shield 1 and bearing block 3 are coaxial, and encoder shield 1 is fixed on bearing block 3 by the SOC.HD. cap screw 8 of six pieces of circumference uniform distributions,
Be mounted on encoder to test the speed outside assembly 2, do not rotate and rotate with encoder 13 during the test, protect encoder 13 not by
Damage.The encoder assembly 2 that tests the speed is sequentially connected with bearing block 3, sucker assembly 4.Encoder tests the speed, and assembly 2 is main in test to be risen
The effect of testing the speed, sucker assembly 4 mainly play in test fixed device.4 round hole one end of sucker assembly passes through sucker locking plate
12, which are fixed on encoder, tests the speed on assembly 2, and the other end is sleeved on subject 5 axle end of tractor wheels, and equal by four pieces of circumference
The absorption of magnet 16 of cloth is fixed in subject tractor wheels 5.
The encoder assembly 2 that tests the speed includes: yielding coupling 6, deep groove ball bearing 7, SOC.HD. cap screw 8, round nut 9, circle spiral shell
Female stop washer 10, velocity measuring shaft 11, sucker locking plate 12, encoder 13, encoder support 14.Encoder 13, encoder support 14,
Yielding coupling 6, velocity measuring shaft 11, round nut 9, deep groove ball bearing 7, sucker locking plate 12 are sequentially connected from left to right.Wherein, it encodes
Device 13 is fixed by screws on encoder support 14, and encoder support 14 is solid by the installation of SOC.HD. cap screw 8 of circumference uniform distribution
Due to the position on bearing block 3, for regular coding device 13.The both ends of yielding coupling 6 be separately connected 13 shaft end of encoder with
Velocity measuring shaft 11 obtains encoder 13 and the subject consistent speed of tractor wheels 5 by yielding coupling 6.Due to practical behaviour
When installing, the axle end of connection subject tractor wheels 5 and the shaft end of encoder 13 are there are torque, therefore one can be absorbed by selecting
The yielding coupling 6 for determining torque, meets actual installation demand.Deep groove ball bearing 7 and 11 horizontal direction coaxial line of velocity measuring shaft, installation
Inside bearing block 3, identical speed is obtained for realizing velocity measuring shaft 11 and encoder 13.Round nut 9 and 11 level side of velocity measuring shaft
It to coaxial line, is installed on the screw thread of velocity measuring shaft 11, during velocity measuring shaft 11 rotates, for limiting deep groove ball bearing 7
Position, round nut stop washer 10 are installed between round nut 9 and deep groove ball bearing 7, for fixing round nut 9 in velocity measuring shaft 11
On position.Before sucker locking plate 12 is installed, first then 4 circular hole end cap of sucker assembly is passed through into spiral shell loaded on velocity measuring shaft 11
Sucker locking plate 12 is fixedly installed on the threaded hole of velocity measuring shaft 11 by nail, guarantees position and 12 water of sucker locking plate of sucker assembly 4
Square to coaxial line, the effect of sucker locking plate 12 herein is sucker assembly 4 to be fixed on velocity measuring shaft, then pass through sucker locking plate 12
It clamps, so far the entire quick speed measuring device of used with tractor encoder assembles substantially finishes.
Sucker assembly 4 includes: sucker 15 and magnet 16.Sucker 15 be in hollow structure, 4 threaded holes of tail portion circumference uniform distribution,
The central idle of sucker 15 is used to be socketed the axle end of subject tractor wheels 5.Round hole one end of sucker 15, when installation, need
Sucker 15 is first socketed on velocity measuring shaft 11, then sucker locking plate 12 is installed, sucker locking plate 12 is fixed on using screw and is tested the speed
On axis 11, sucker 15 is positioned between bearing block 3 and sucker locking plate 12 at this time, is fixed on encoder and is tested the speed on assembly 2.Sucker
It is uniformly distributed there are four threaded hole on 15 other end tail portion circumference, when practical operation, threaded hole is passed through by four pieces of magnet 16, it will be whole
A quick speed measuring device of encoder is adsorbed in subject tractor wheels 5.
Test procedure using the quick speed measuring device of used with tractor encoder is as follows:
[1] it before on-test, is first completed encoder and tests the speed assembly 2；
[2] sucker of this speed measuring device 15 is set in the axle end of subject tractor wheels 5, four pieces of magnet 16 are passed through into sucker
After the threaded hole of 15 circumference uniform distributions, whole device is fixed in subject tractor wheels 5 by the adsorption capacity of magnet 16；
When [3] starting test, starting subject tractor, the subject rotation of tractor wheels 5 will drive this used with tractor encoder fast
Fast speed measuring device rotation, the same rotational speed that velocity measuring shaft 11 will obtain be tested tractor wheels 5, so that tractor wheels will be tested
5 speed is transferred to encoder 13 by velocity measuring shaft 11；
[4] 13 the data obtained of encoder is acquired processing by system；
[5] revolving speed of subject tractor wheels 5 is obtained by calculation, to accurately measure subject tractor speed.
The present invention breaches original bottleneck on tractor wheels velocity measuring technique, fully considers tractor field actual job
Condition minimizes error caused by the environmental factor and human factor that may be subject to during test data.The present apparatus is surveyed
Amount data are accurate, and volume is light and handy, installation, convenient disassembly, and the fixed device by way of magnet adsorbs, disassembling section is quick, full
Sufficient outdoor work actual conditions, light sensation speed testing mode is more accurate than before in such a way that encoder tests the speed, measurement data by
Other factors influence is smaller, has higher actual use value.
Finally it should be noted that: the foregoing is only a preferred embodiment of the present invention, is not limited to this hair
Bright full content, although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art
For, formal modification can be still carried out to technical solution documented by previous embodiment, or to part of skill
Art feature is equivalently replaced.All made form modifications within thinking enlightenment of the invention, equivalent replacement etc., should all wrap
It is contained within the scope of the present invention.
Claims (4)
1. a kind of quick speed measuring device of used with tractor encoder, comprising: encoder shield (1), encoder test the speed assembly (2), axis
It holds seat (3), sucker assembly (4)；Coaxially, encoder shield (1) is tested the speed by encoder for encoder shield (1) and bearing block (3)
SOC.HD. cap screw (8) in assembly (2) is fixed on bearing block (3), and it is external to be mounted on the encoder assembly (2) that tests the speed；Encoder
The assembly (2) that tests the speed is sequentially connected with bearing block (3), sucker assembly (4)；Sucker assembly (4) round hole one end is surveyed by encoder
Sucker locking plate (12) in fast assembly (2) is fixed on encoder and tests the speed on assembly (2), and the other end is inserted in subject tractor wheels
(5) axle end, and be fixed in subject tractor wheels (5) by four pieces of magnet (16) absorption in sucker assembly (4).
2. a kind of quick speed measuring device of used with tractor encoder according to claim 1, it is characterised in that: encoder tests the speed
Assembly (2) includes: yielding coupling (6), deep groove ball bearing (7), SOC.HD. cap screw (8), round nut (9), round nut stop pad
It encloses (10), velocity measuring shaft (11), sucker locking plate (12), encoder (13), encoder support (14)；Wherein encoder (13), coding
Device support (14), yielding coupling (6), velocity measuring shaft (11), round nut (9), deep groove ball bearing (7), sucker locking plate (12) are from a left side
It is sequentially connected to the right side；Wherein, encoder (13) is fixed by screws on encoder support (14), and encoder support (14) passes through
The SOC.HD. cap screw (8) of circumference uniform distribution is mounted on bearing block (3)；Yielding coupling (6) both ends are separately connected encoder
(13) with velocity measuring shaft (11), deep groove ball bearing (7) and velocity measuring shaft (11) horizontal direction coaxial line, it is internal to be installed on bearing block (3)；
Round nut (9) and velocity measuring shaft (11) horizontal direction coaxial line, are installed on the screw thread of velocity measuring shaft (11), round nut stop washer
(10) it is installed between round nut (9) and deep groove ball bearing (7)；Sucker locking plate (12) is fixedly installed in velocity measuring shaft by screw
(11) on threaded hole, with sucker assembly (4) horizontal direction coaxial line.
3. a kind of quick speed measuring device of used with tractor encoder according to claim 1, it is characterised in that: sucker assembly
It (4) include: sucker (15) and magnet (16)；Four threaded holes of sucker (15) and tail portion circumference uniform distribution, central idle socket subject
Tractor wheels (5) axle end；Sucker (15) and round hole one end, bearing block is located at by sucker locking plate (12)
(3) it between sucker locking plate (12), is fixed on encoder and tests the speed on assembly (2), uniformly distributed on the circumference of other end tail portion there are four spiral shells
The quick speed measuring device of entire encoder is adsorbed in subject tractor wheels (5) by pit by four pieces of magnet (16).
4. a kind of quick speed measuring device of used with tractor encoder according to claim 1, it is characterised in that: the specifically side of testing the speed
Method is as follows:
[1] it before on-test, is first completed encoder and tests the speed assembly (2)；
The sucker of this speed measuring device (15) [2] is set in the axle end of subject tractor wheels (5), four pieces of magnet (16) are worn
After crossing the threaded hole of sucker (15) circumference uniform distribution, whole device is fixed on subject tractor wheels by the adsorption capacity of magnet (16)
(12) on；
When [3] starting test, starting subject tractor, subject tractor wheels (5) rotation will drive this used with tractor encoder
Quick speed measuring device rotation, velocity measuring shaft (11) will obtain the same rotational speed with subject tractor wheels (5), so that subject is dilatory
The speed of locomotive wheel (5) is transferred to encoder (13) by velocity measuring shaft (11)；
[4] encoder (13) the data obtained is acquired processing by system；
[5] revolving speed of subject tractor wheels (5) is obtained by calculation, to accurately measure subject tractor speed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910211510.6A CN109765396A (en) | 2019-03-20 | 2019-03-20 | A kind of quick speed measuring device of used with tractor encoder and speed-measuring method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910211510.6A CN109765396A (en) | 2019-03-20 | 2019-03-20 | A kind of quick speed measuring device of used with tractor encoder and speed-measuring method |
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| CN109765396A true CN109765396A (en) | 2019-05-17 |
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| CN201910211510.6A Pending CN109765396A (en) | 2019-03-20 | 2019-03-20 | A kind of quick speed measuring device of used with tractor encoder and speed-measuring method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112211986A (en) * | 2019-07-11 | 2021-01-12 | 中冶宝钢技术服务有限公司 | Lifting speed-measuring encoder assembly device and mechanical equipment |
| CN112326268A (en) * | 2020-11-06 | 2021-02-05 | 中国科学院合肥物质科学研究院 | Paddy field tractor slips rate and sunken degree detection device |
| CN113933530A (en) * | 2021-10-19 | 2022-01-14 | 无锡市海鹰工程装备有限公司 | Speed measuring device and method based on towing tank trailer |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112211986A (en) * | 2019-07-11 | 2021-01-12 | 中冶宝钢技术服务有限公司 | Lifting speed-measuring encoder assembly device and mechanical equipment |
| CN112326268A (en) * | 2020-11-06 | 2021-02-05 | 中国科学院合肥物质科学研究院 | Paddy field tractor slips rate and sunken degree detection device |
| CN113933530A (en) * | 2021-10-19 | 2022-01-14 | 无锡市海鹰工程装备有限公司 | Speed measuring device and method based on towing tank trailer |
| CN113933530B (en) * | 2021-10-19 | 2024-02-09 | 无锡市海鹰工程装备有限公司 | Speed measuring device and method based on towing tank trailer |
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