CN106644520A - Three-cylinder vehicle parking ramp angle detection system - Google Patents
Three-cylinder vehicle parking ramp angle detection system Download PDFInfo
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- CN106644520A CN106644520A CN201710036853.4A CN201710036853A CN106644520A CN 106644520 A CN106644520 A CN 106644520A CN 201710036853 A CN201710036853 A CN 201710036853A CN 106644520 A CN106644520 A CN 106644520A
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- automobile
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Abstract
The invention discloses a three-cylinder vehicle parking ramp angle detection system. A lane is fixed to a detection platform. The detection platform is supported on a base by a vertical support universal joint and a single-stage hydraulic cylinder. The two ends of two multi-stage hydraulic cylinders are connected with the detection platform and the base respectively through oblique support universal joints. Two multi-stage hydraulic cylinders and the single-stage hydraulic cylinder are connected with three corresponding hydraulic assemblies respectively. A computer is connected with a two-way tilt angle sensor fixed to the detection platform, two displacement sensors fixed to the oblique support universal joint, and three hydraulic assemblies. The three-cylinder vehicle parking ramp angle detection system is used to avoid the profiled configuration of the detection device of the vehicle parking ramp angle detection system and to detect the vehicle parking ramp angle.
Description
Technical field
The present invention relates to automobile parking angle of gradient detecting system, and in particular to the automobile parking angle of gradient detection that triplex drives
System.
Background technology
The parking braking of automobile is to weigh the automobile ability that is parked on ramp of long-time, be automobile brake perfrmance it
One, it is also one of vehicle safety performance, directly affect goods and environment surrounding automobile on automobile parking rear car, Che Shangren, car
Safety.
The parking braking of automobile is weighed with the automobile parking angle of gradient, it is considered to which automobile is needed in longitudinal ramp and winding curved
Parking on road, accordingly, it would be desirable to detect the automobile longitudinal parking angle of gradient, the horizontal parking angle of gradient and the two-way parking angle of gradient in length and breadth.
The automobile parking angle of gradient includes the automobile longitudinal parking angle of gradient, the horizontal parking angle of gradient and the two-way parking gradient in length and breadth
Angle；The automobile longitudinal parking angle of gradient refers to the parking angle of gradient of the automobile on straight-line travelling direction, the horizontal parking angle of gradient of automobile
Refer to automobile vertically with straight-line travelling direction on the parking angle of gradient, the two-way parking angle of gradient of vehicle vertically and horizontally refers to automobile simultaneously
With the vertical and horizontal parking angle of gradient.
The detection means of automobile parking angle of gradient detecting system can be formed with the parallel institution of two rotational freedoms, is realized
The detection of the automobile parking angle of gradient, but in the detection of the automobile parking angle of gradient, the automobile parking angle of gradient of two rotational freedoms
The detection means of detecting system has Singularity, it is impossible to the automobile parking angle of gradient is detected at Singularity, needs to avoid automobile
The Singularity of the detection means of parking angle of gradient detecting system, could realize the detection of the automobile parking angle of gradient.
The content of the invention
It is an object of the invention to：The automobile parking angle of gradient detecting system that a kind of triplex drives is provided, is avoided automobile and is stayed
The Singularity of the detection means of car angle of gradient detecting system, detects the automobile parking angle of gradient.
The technical solution of the automobile parking angle of gradient detecting system that the triplex of the present invention drives：By automobile parking braking
On track, track is fixed with detection platform, and two multistage hydraulic cylinders promote detection platform around the vertical of two rotational freedoms
Supporting universal joint is rotated, and detection platform fore-and-aft tilt, lateral inclination and inclined in two-way in length and breadth are made respectively, then automobile is in detection platform
Upper respectively fore-and-aft tilt, lateral inclination and inclined in two-way in length and breadth, by the two-way obliquity sensor inspection being fixed in detection platform
Survey the automobile longitudinal parking angle of gradient, the horizontal parking angle of gradient and the two-way parking angle of gradient in length and breadth；By being fixed on ten thousand in inclined bearing
Displacement transducer on section fork, detects displacement transducer to the distance of detection platform, differentiates automobile parking angle of gradient detection system
Whether the detection means of system has Singularity or close Singularity；By in the single stage hydraulic cylinder below vertical support universal joint
Vertical support universal joint is moved, the Singularity of the detection means of automobile parking angle of gradient detecting system is avoided；By vertical support
Single stage hydraulic cylinder below universal joint moves down vertical support universal joint, can reduce the angle of the automobile parking angle of gradient.
The automobile parking angle of gradient detecting system that the triplex of the present invention drives includes the automobile parking angle of gradient that triplex drives
The detection means of detecting system, hydraulic system and TT＆C system.
In the automobile parking angle of gradient detecting system that the triplex of the present invention drives, the automobile parking angle of gradient inspection that triplex drives
Examining system includes track bolt group, track, detection platform, multistage hydraulic cylinder, inclined bearing universal joint, bolt group on inclined bearing, hangs down
Allotment holds bolt group, base, single stage hydraulic cylinder, two-way obliquity sensor, position under universal joint, vertical support bolt group, inclined bearing
Displacement sensor, vertical support upper cardan fork, hydraulic oil, hydraulic assembly, hydraulic tube, electric wire, controller and computer, wherein,
The detection means of the automobile parking angle of gradient detecting system that triplex drives includes track bolt group, track, detection platform, multistage liquid
Bolt under bolt group, vertical support universal joint, vertical support bolt group, inclined bearing on cylinder pressure, inclined bearing universal joint, inclined bearing
Group, base, single stage hydraulic cylinder and vertical support upper cardan fork, the hydraulic pressure of the automobile parking angle of gradient detecting system that triplex drives
System is made up of the hydraulic system of two multistage hydraulic cylinders and the hydraulic system of a single stage hydraulic cylinder, the hydraulic pressure of multistage hydraulic cylinder
System includes multistage hydraulic cylinder, hydraulic oil, hydraulic assembly and hydraulic tube, and the hydraulic system of single stage hydraulic cylinder includes single-stage hydraulic
Cylinder, hydraulic oil, hydraulic assembly and hydraulic tube, the TT＆C system of the automobile parking angle of gradient detecting system that triplex drives is including two-way
Obliquity sensor, displacement transducer, hydraulic assembly, electric wire, controller and computer；Vertical support universal joint includes vertical support
Upper cardan fork, cross axle and vertical support lower cardan fork, cross axle is pitched respectively with vertical support upper cardan, vertical support
Lower cardan fork is hinged, and makes vertical support universal joint have two rotational freedoms, and cross axle is pitched with vertical support upper cardan
The axis of jointed shaft is vertical support shaft line, and the axis that cross axle pitches jointed shaft with vertical support lower cardan is vertical support
Dead axle line, vertical support dead axle line is mutually perpendicular to vertical support shaft line；Inclined bearing universal joint is included in cross axle, inclined bearing
Universal-joint fork and the outer universal-joint fork of inclined bearing；Cross axle cuts with scissors respectively with universal-joint fork in inclined bearing and the outer universal-joint fork of inclined bearing
Connect, make inclined bearing universal joint that there are two rotational freedoms；Multistage hydraulic cylinder includes Multi-stage cylinder cylinder seat, Multi-stage cylinder cylinder sleeve, multistage
Cylinder middle cylinder, Multi-stage cylinder piston and multistage cylinder piston rod, Multi-stage cylinder cylinder seat is connected with Multi-stage cylinder cylinder sleeve, Multi-stage cylinder piston and Multi-stage cylinder
Piston rod connects, and Multi-stage cylinder middle cylinder can slide in Multi-stage cylinder cylinder sleeve, and Multi-stage cylinder piston can slide in Multi-stage cylinder middle cylinder；Single-stage
Hydraulic cylinder includes single cylinder piston rod, single cylinder piston and single cylinder cylinder sleeve, and single cylinder piston rod is connected with single cylinder piston, and single cylinder piston can be
Slide in single cylinder cylinder sleeve；Bolt group is respectively under bolt group, vertical support bolt group and inclined bearing on track bolt group, inclined bearing
Including bolt, nut and elastic washer；Track is fixed in detection platform by track bolt group, and detection platform is by vertical
Hold universal joint and single stage hydraulic cylinder is bearing on base, the vertical support upper cardan fork of vertical support universal joint is by vertical
Hold bolt group to be connected with detection platform, vertical support lower cardan fork and the single cylinder piston rod thread of vertical support universal joint connect
Connect, single cylinder cylinder sleeve is welded with detection platform, single stage hydraulic cylinder makes vertical support universal joint have the degree of freedom for vertically moving；More than two
The two ends of level hydraulic cylinder are connected respectively by inclined bearing universal joint with detection platform, base, Multi-stage cylinder cylinder seat, multistage cylinder piston rod
It is connected with universal-joint fork in inclined bearing by screw thread respectively, outside the inclined bearing of the inclined bearing universal joint being connected with multistage cylinder piston rod
Universal-joint fork is connected by bolt group on inclined bearing with detection platform, oblique of the inclined bearing universal joint being connected with Multi-stage cylinder cylinder seat
Hold outer universal-joint fork to be connected with base by bolt group under inclined bearing；Two multistage hydraulic cylinders and single stage hydraulic cylinder pass through hydraulic tube
Hydraulic assembly connection corresponding with 3 respectively, 3 hydraulic assembly each work independently, and hydraulic oil is in multistage hydraulic cylinder, single-stage liquid
In cylinder pressure, hydraulic assembly and hydraulic tube；Computer is connected by electric wire with two-way obliquity sensor, two displacement transducers, double
It is fixed in detection platform to obliquity sensor, displacement transducer is fixed on universal in the inclined bearing being connected with multistage cylinder piston rod
Section fork is gone up and in inclined bearing between universal-joint fork and detection platform, and computer is total with 3 hydraulic pressure respectively by electric wire, controller
Into connection.
In the automobile parking angle of gradient detecting system that the triplex of the present invention drives, detection platform by two multistage hydraulic cylinders and
One single stage hydraulic cylinder is supported jointly；During detection platform level, two multistage hydraulic cylinders are symmetrical, in up-small and down-big splayed,
Detection platform and base incline connection more than multistage hydraulic cylinder；Two multistage hydraulic cylinders are independently driven respectively by two hydraulic assembly,
Two multistage hydraulic cylinders correspond to respectively the hydraulic system of a multistage hydraulic cylinder, multistage hydraulic corresponding with two multistage hydraulic cylinders
The hydraulic system of cylinder is identical.
In the automobile parking angle of gradient detecting system that the triplex of the present invention drives, axis and the base of single stage hydraulic cylinder hang down
Directly, during detection platform level, single cylinder piston in the centre of single cylinder cylinder sleeve, single cylinder piston can with respect to move on single cylinder cylinder sleeve or under
Move, make vertical support universal joint have a degree of freedom for moving up and down, single stage hydraulic cylinder is independently driven by a hydraulic assembly.
In the automobile parking angle of gradient detecting system that the triplex of the present invention drives, during detection platform level, vertical support ten thousand
Vertical support dead axle line to section is parallel with the horizontal axis of symmetry of the base of base, the vertical support shaft line of vertical support universal joint
It is parallel with the base apical axis line of base.
In the automobile parking angle of gradient detecting system that the triplex of the present invention drives, the ground surface material of track upper surface has difference
Form, Colophonium, concrete, glass, rubble, cobble, earth material can be used；When the ground surface material of track upper surface is Colophonium,
For the track of bituminous paving；It is the track of concrete road surface when the ground surface material of track upper surface is concrete；Track upper surface
Ground surface material be glass when, be the track on glass road surface；It is macadam pavement when the ground surface material of track upper surface is rubble
Track；It is the track of pebble pavement when the ground surface material of track upper surface is cobble；The ground surface material of track upper surface is soil
When, it is the track on soil road surface.
The automobile parking angle of gradient detecting system that the triplex of the present invention drives in the detection automobile parking angle of gradient, stay by automobile
Car is braked in the detection means of the automobile parking angle of gradient detecting system driven in triplex, and the wheel of automobile is on track.
The method of the automobile parking angle of gradient detecting system detection automobile parking angle of gradient that triplex drives drives including triplex
The automobile parking angle of gradient detecting system detection detection method of the automobile longitudinal parking angle of gradient, the horizontal parking angle of gradient of automobile
The detection method of detection method and the two-way parking angle of gradient of vehicle vertically and horizontally.
The automobile parking angle of gradient detecting system that triplex drives detects the detection method of the automobile longitudinal parking angle of gradient：First will
In the detection means of the automobile parking angle of gradient detecting system that vehicle level parking braking drives in triplex, single stage hydraulic cylinder is stretched
Long amount is constant, and two multistage hydraulic cylinders promote detection platform only to rotate around vertical support dead axle line, make detection platform fore-and-aft tilt
And keeping inclination angle, then automobile fore-and-aft tilt parking braking in detection platform detects automobile longitudinal by two-way obliquity sensor
The parking angle of gradient.
The detection method of the horizontal parking angle of gradient of automobile parking angle of gradient detecting system detection automobile that triplex drives：First will
In the detection means of the automobile parking angle of gradient detecting system that vehicle level parking braking drives in triplex, single stage hydraulic cylinder is stretched
Long amount is constant, and two multistage hydraulic cylinders promote detection platform only to rotate around vertical support shaft line, make detection platform lateral inclination
And keeping inclination angle, then automobile lateral inclination parking braking in detection platform detects that automobile is horizontal by two-way obliquity sensor
The parking angle of gradient.
The detection method of the two-way parking angle of gradient of automobile parking angle of gradient detecting system detection vehicle vertically and horizontally that triplex drives：
In the detection means of the automobile parking angle of gradient detecting system that first vehicle level parking braking is driven in triplex, single stage hydraulic cylinder
Elongation it is constant, two multistage hydraulic cylinders promote detection platform not only around vertical support dead axle line again around vertical support shaft line turn
It is dynamic, make detection platform inclined in two-way and keep inclination angle in length and breadth, then automobile inclined in two-way parking braking in length and breadth in detection platform is led to
Cross the two-way parking angle of gradient of two-way obliquity sensor detection vehicle vertically and horizontally.
The method that the automobile parking angle of gradient detecting system that triplex drives avoids Singularity：The automobile driven with triplex is stayed
Car angle of gradient detecting system differentiates that the method for Singularity differentiates the Singularity of detection means, when displacement transducer differentiates automobile
When the detection means of parking angle of gradient detecting system has Singularity or close Singularity, lived by single cylinder piston rod and single cylinder
Plug promoted and moved on vertical support universal joint, avoids the Singularity of the detection means of automobile parking angle of gradient detecting system.
The method that the automobile parking angle of gradient detecting system that triplex drives differentiates Singularity：By being fixed on and Multi-stage cylinder
Displacement transducer in the inclined bearing of piston rod connection on universal-joint fork, detects displacement transducer to the distance of detection platform, root
Whether according to the distance of displacement transducer to detection platform, differentiating the detection means of automobile parking angle of gradient detecting system has Singularity
Shape or close Singularity, when the detection means of automobile parking angle of gradient detecting system has Singularity, two displacement transducers
One of to detection platform distance be close to it is minimum and for definite value.
The automobile parking angle of gradient detecting system that triplex drives in the case where the elongation of two multistage hydraulic cylinders is constant
The method for reducing the automobile longitudinal parking angle of gradient：Need to reduce automobile in the case where the elongation of two multistage hydraulic cylinders is constant
During longitudinal parking angle of gradient, vertical support universal joint is moved down by single cylinder piston rod and single cylinder piston, reduce automobile longitudinal parking
The angle of gradient.
The present invention triplex drive automobile parking angle of gradient detecting system detection the automobile parking angle of gradient in, by more
Change the track of different ground surface materials, detect the longitudinal parking angle of gradient of the automobile on different road surfaces, the horizontal parking angle of gradient and vertical
The horizontal two-way parking angle of gradient.
Beneficial effects of the present invention：
1. promoted by single cylinder piston rod and single cylinder piston and moved on vertical support universal joint, the detection of the automobile parking angle of gradient can be avoided
The Singularity of the detection means of system, is conducive to the detection of the automobile parking angle of gradient；By single cylinder piston rod and single cylinder piston
Vertical support universal joint is moved down, the automobile longitudinal parking angle of gradient can be reduced, be conducive to the detection of the automobile longitudinal parking angle of gradient.
2., by displacement transducer, whether the detection means of energy automatic discrimination automobile parking angle of gradient detecting system has unusual
Position shape or close Singularity, are conducive to the detection of the automobile parking angle of gradient.
3. the length after multistage hydraulic cylinder shortens is little, is conducive to reducing the detectable minimum automobile parking angle of gradient, also has
Profit improves the stress of the detection means of automobile parking angle of gradient detecting system.
Description of the drawings
Fig. 1 is the front view of the detection means of the automobile parking angle of gradient detecting system that triplex drives.
Fig. 2 is the top view of Fig. 1.
Fig. 3 removes the top view in track for Fig. 1.
Fig. 4 is the left view of Fig. 1.
Fig. 5 is vertical support universal joint.
Fig. 6 is cross axle.
Fig. 7 is single stage hydraulic cylinder.
Fig. 8 is connected for single stage hydraulic cylinder with vertical support universal joint.
Fig. 9 is inclined bearing universal joint.
Figure 10 is multistage hydraulic cylinder.
Figure 11 is connected for multistage hydraulic cylinder with inclined bearing universal joint.
Figure 12 is in the detection means of the automobile parking angle of gradient detecting system that vehicle level parking braking drives in triplex.
Figure 13 is the left view of Figure 12.
Figure 14 is the front view for detecting -14.6 ° of automobile longitudinal parking angles of gradient.
Figure 15 is the left view of Figure 14.
Figure 16 is the front view for detecting -15 ° of automobile longitudinal parking angles of gradient.
Figure 17 is the left view of Figure 16.
Detection means has the front view of Singularity when Figure 18 is -16.65 ° of automobiles horizontal parking angle of gradient.
Figure 19 is the left view of Figure 18.
Figure 20 is front view of the detection means without -16.65 ° of automobiles of detection horizontal parking angle of gradient during Singularity.
Figure 21 is the left view of Figure 20.
Figure 22 is the vehicle vertically and horizontally for detecting -15 ° of automobile longitudinal parking angles of gradient and the horizontal parking angle of gradient of -16.65 ° of automobiles
The front view of the two-way parking angle of gradient.
Figure 23 is the left view of Figure 22.
Figure 24 is the hydraulic system of single stage hydraulic cylinder.
Figure 25 is the hydraulic system of multistage hydraulic cylinder.
Figure 26 is the TT＆C system of the automobile parking angle of gradient detecting system that triplex drives.
In figure：1 track bolt group；2 tracks；3 detection platform；4 multistage hydraulic cylinders；5 inclined bearing universal joints；On 6 inclined bearings
Bolt group；7 vertical support universal joints；8 vertical support bolt groups；Bolt group under 9 inclined bearings；10 bases；11 single stage hydraulic cylinders；12
Vertical support dead axle line；13 vertical support shaft lines；14 two-way obliquity sensors；The horizontal axis of symmetry of 15 bases；16 bases indulge right
Claim axis；17 displacement transducers；18 vertical support upper cardans are pitched；19 cross axles；20 vertical support lower cardans are pitched；21 single cylinders
Piston rod；22 single cylinder pistons；23 single cylinder cylinder sleeves；Universal-joint fork in 24 inclined bearings；The outer universal-joint fork of 25 inclined bearings；26 Multi-stage cylinder cylinders
Seat；27 Multi-stage cylinder cylinder sleeves；28 Multi-stage cylinder middle cylinders；29 Multi-stage cylinder pistons；30 multistage cylinder piston rods；31 automobiles；32 hydraulic oil；33 liquid
Pressure assembly；34 hydraulic tubes；35 electric wires；36 controllers；37 computers；The center of rotation of A vertical support universal joints；B and Multi-stage cylinder
The center of rotation of the inclined bearing universal joint of piston rod connection；The center of rotation of the inclined bearing universal joint that C is connected with Multi-stage cylinder cylinder seat.
Specific embodiment
Triplex drive automobile parking angle of gradient detecting system as shown in Fig. 1 ~ 11,24 ~ 26, wherein, triplex driving vapour
The detection means of car parking angle of gradient detecting system as shown in Fig. 1 ~ 11, the automobile parking angle of gradient detecting system that triplex drives
Hydraulic system is as shown in Figure 24,25, and the TT＆C system of the automobile parking angle of gradient detecting system that triplex drives is as shown in figure 26；Vapour
In the detection means of the automobile parking angle of gradient detecting system that the horizontal parking braking of car drives in triplex as shown in Figure 12 ~ 13；Inspection
- 14.6 ° of automobile longitudinal parking angles of gradient of survey are as shown in Figure 14 ~ 15；- 15 ° of automobile longitudinal parking angle of gradient such as Figure 16 ~ 17 institutes of detection
Show；Detection means has Singularity as shown in Figure 18 ~ 19 during -16.65 ° of automobiles horizontal parking angle of gradient；Detection means is without unusual
The horizontal parking angle of gradient of -16.65 ° of automobiles of detection is as shown in Figure 20 ~ 21 during the shape of position；- 15 ° of automobile longitudinal parking angles of gradient of detection
With the two-way parking angle of gradient of vehicle vertically and horizontally of the horizontal parking angle of gradient of -16.65 ° of automobiles as shown in Figure 22 ~ 23.
The automobile parking angle of gradient detecting system that triplex drives includes the automobile parking angle of gradient detecting system that triplex drives
Detection means, hydraulic system and TT＆C system.
In the automobile parking angle of gradient detecting system that triplex drives, the automobile parking angle of gradient detecting system that triplex drives
Including bolt group 6 on track bolt group 1, track 2, detection platform 3, multistage hydraulic cylinder 4, inclined bearing universal joint 5, inclined bearing, hang down
Allotment holds bolt group 9 under universal joint 7, vertical support bolt group 8, inclined bearing, base 10, single stage hydraulic cylinder 11, two-way inclination angle biography
Sensor 14, displacement transducer 17, vertical support upper cardan fork 18, hydraulic oil 32, hydraulic assembly 33, hydraulic tube 34, electric wire 35,
Controller 36 and computer 37, wherein, the detection means of the automobile parking angle of gradient detecting system that triplex drives includes track spiral shell
Bolt group 1, track 2, detection platform 3, multistage hydraulic cylinder 4, bolt group 6, vertical support is universal on inclined bearing universal joint 5, inclined bearing
Bolt group 9, base 10, single stage hydraulic cylinder 11 and vertical support upper cardan fork under section 7, vertical support bolt group 8, inclined bearing
18, triplex drive automobile parking angle of gradient detecting system hydraulic system by two multistage hydraulic cylinders hydraulic system and one
The hydraulic system composition of single stage hydraulic cylinder, the hydraulic system of multistage hydraulic cylinder includes that multistage hydraulic cylinder 4, hydraulic oil 32, hydraulic pressure are total
Into 33 and hydraulic tube 34, the hydraulic system of single stage hydraulic cylinder includes single stage hydraulic cylinder 11, hydraulic oil 32, hydraulic assembly 33 and hydraulic pressure
Pipe 34, the TT＆C system of the automobile parking angle of gradient detecting system that triplex drives includes two-way obliquity sensor 14, displacement sensing
Device 17, hydraulic assembly 33, electric wire 35, controller 36 and computer 37；Vertical support universal joint 7 includes vertical support upper cardan
Fork 18, cross axle 19 and vertical support lower cardan fork 20, cross axle 19 respectively with vertical support upper cardan fork 18, it is vertical prop up
Hold lower cardan fork 20 to be hinged, make vertical support universal joint 7 that there are two rotational freedoms, cross axle 19 is up to ten thousand with vertical support
Axis to section 18 jointed shafts of fork is vertical support shaft line 13, and cross axle 19 pitches 20 jointed shafts with vertical support lower cardan
Axis is vertical support dead axle line 12, and vertical support dead axle line 12 is mutually perpendicular to vertical support shaft line 13；Inclined bearing is universal
Section 5 includes universal-joint fork 24 and the outer universal-joint fork 25 of inclined bearing in cross axle 19, inclined bearing；Cross axle 19 respectively with inclined bearing in
Universal-joint fork 24 and the outer universal-joint fork 25 of inclined bearing are hinged, and make inclined bearing universal joint 5 have two rotational freedoms；Multistage hydraulic
Cylinder 4 includes Multi-stage cylinder cylinder seat 26, Multi-stage cylinder cylinder sleeve 27, Multi-stage cylinder middle cylinder 28, Multi-stage cylinder piston 29 and multistage cylinder piston rod 30, many
Level cylinder cylinder seat 26 is connected with Multi-stage cylinder cylinder sleeve 27, and Multi-stage cylinder piston 29 is connected with multistage cylinder piston rod 30, and Multi-stage cylinder middle cylinder 28 can
Slide in Multi-stage cylinder cylinder sleeve 27, Multi-stage cylinder piston 29 can slide in Multi-stage cylinder middle cylinder 28；Single stage hydraulic cylinder 11 includes single cylinder
Piston rod 21, single cylinder piston 22 and single cylinder cylinder sleeve 23, single cylinder piston rod 21 is connected with single cylinder piston 22, and single cylinder piston 22 can be in list
Slide in cylinder cylinder sleeve 23；Bolt group 9 is equal under bolt group 6, vertical support bolt group 8 and inclined bearing in the bolt group 1, inclined bearing of track
Include bolt, nut and elastic washer respectively；Track 2 is fixed in detection platform 3 by track bolt group 1, and detection platform 3 is led to
Cross vertical support universal joint 7 and single stage hydraulic cylinder 11 is bearing on base 10, it is universal in the vertical support of vertical support universal joint 7
Section fork 18 is connected by vertical support bolt group 8 with detection platform 3, the vertical support lower cardan fork of vertical support universal joint 7
20 are threadedly coupled with single cylinder piston rod 21, and single cylinder cylinder sleeve 23 is welded with detection platform 3, and single stage hydraulic cylinder 11 makes vertical support universal
Section 7 has the degree of freedom for vertically moving；The two ends of two multistage hydraulic cylinders 4 respectively by inclined bearing universal joint 5 and detection platform 3,
Base 10 connects, and Multi-stage cylinder cylinder seat 26, multistage cylinder piston rod 30 is connected respectively by screw thread with universal-joint fork in inclined bearing 24, with
The outer universal-joint fork 25 of inclined bearing of the inclined bearing universal joint 5 of the connection of multistage cylinder piston rod 30 is by bolt group 6 on inclined bearing and inspection
Survey platform 3 to connect, the outer universal-joint fork 25 of inclined bearing of the inclined bearing universal joint 5 being connected with Multi-stage cylinder cylinder seat 26 is by under inclined bearing
Bolt group 9 is connected with base 10；Two multistage hydraulic cylinders 4 and single stage hydraulic cylinder 11 are total with 3 hydraulic pressure by hydraulic tube 34 respectively
Into 33 connections, 3 hydraulic assembly 33 each work independently, and hydraulic oil 32 is total in multistage hydraulic cylinder 4, single stage hydraulic cylinder 11, hydraulic pressure
Into in 33 and hydraulic tube 34；Computer 37 is connected by 14, two displacement transducers 17 of electric wire 35 and two-way obliquity sensor, double
It is fixed in detection platform 3 to obliquity sensor 14, displacement transducer 17 is fixed on oblique be connected with multistage cylinder piston rod 30
Hold on interior universal-joint fork 24 and in inclined bearing between universal-joint fork 24 and detection platform 3, computer 37 is by electric wire 35, control
Device 36 is connected respectively with 3 hydraulic assembly 33.
In the automobile parking angle of gradient detecting system that triplex drives, detection platform 3 is by two multistage hydraulic cylinders 4 and one
Single stage hydraulic cylinder 11 is supported；During 3 level of detection platform, two multistage hydraulic cylinders 4 are symmetrical, not parallel, in eight up-small and down-big words
Shape, multistage hydraulic cylinder 4 favours detection platform 3 and base 10；Two multistage hydraulic cylinders 4 are independent by two hydraulic assembly 33 respectively
Drive, two multistage hydraulic cylinders 4 correspond to respectively the hydraulic system of a multistage hydraulic cylinder, corresponding with two multistage hydraulic cylinders 4
The hydraulic system of multistage hydraulic cylinder is identical.
In the automobile parking angle of gradient detecting system that triplex drives, the axis of single stage hydraulic cylinder 11 is vertical with base 10,
During 3 level of detection platform, single cylinder piston 22 can be moved in the centre of single cylinder cylinder sleeve 23, single cylinder piston 22 with respect on single cylinder cylinder sleeve 23
Or move down, make vertical support universal joint 7 have a degree of freedom for moving up and down, single stage hydraulic cylinder 11 is only by a hydraulic assembly 33
It is vertical to drive.
In the automobile parking angle of gradient detecting system that triplex drives, during 3 level of detection platform, vertical support universal joint 7
Vertical support dead axle line 12 it is parallel with the horizontal axis of symmetry 15 of the base of base 10, the vertical support of vertical support universal joint 7 is moved
Axis 13 is parallel with the base apical axis line 16 of base 10.
In the automobile parking angle of gradient detecting system that triplex drives, the ground surface material of the upper surface of track 2 has different shapes
Formula, can use Colophonium, concrete, glass, rubble, cobble, earth material；It is drip when the ground surface material of the upper surface of track 2 is Colophonium
The track 2 on blue or green road surface；It is the track 2 of concrete road surface when the ground surface material of the upper surface of track 2 is concrete；The upper surface of track 2
Ground surface material be glass when, be the track 2 on glass road surface；It is macadam pavement when the ground surface material of the upper surface of track 2 is rubble
Track 2；It is the track 2 of pebble pavement when the ground surface material of the upper surface of track 2 is cobble；The ground surface material of the upper surface of track 2
For soil when, be the track 2 on soil road surface, for detecting the automobile parking angle of gradient of the automobile on different road surfaces；By changing
The ground surface material of the upper surface of track 2, expands the automobile parking angle of gradient of the detection automobile on different road surfaces.
In the automobile parking angle of gradient detecting system that triplex drives in the detection automobile parking angle of gradient, the parking system of automobile 31
Move in the detection means of the automobile parking angle of gradient detecting system driven in triplex, the wheel of automobile 31 is on track 2.
The method of the automobile parking angle of gradient detecting system detection automobile parking angle of gradient that triplex drives drives including triplex
The automobile parking angle of gradient detecting system detection detection method of the automobile longitudinal parking angle of gradient, the horizontal parking angle of gradient of automobile
The detection method of detection method and the two-way parking angle of gradient of vehicle vertically and horizontally.
The automobile parking angle of gradient detecting system that triplex drives detects the detection method of the automobile longitudinal parking angle of gradient：First will
In the detection means of the automobile parking angle of gradient detecting system that the horizontal parking braking of automobile 31 drives in triplex, single stage hydraulic cylinder 11
Elongation it is constant, two multistage hydraulic cylinders 4 promote detection platform 3 only to rotate around vertical support dead axle line 12, make detection platform 3
Fore-and-aft tilt simultaneously keeps inclination angle, then the fore-and-aft tilt parking braking in detection platform 3 of automobile 31, by two-way obliquity sensor 14
The detection automobile longitudinal parking angle of gradient.
The detection method of the horizontal parking angle of gradient of automobile parking angle of gradient detecting system detection automobile that triplex drives：First will
In the detection means of the automobile parking angle of gradient detecting system that the horizontal parking braking of automobile 31 drives in triplex, single stage hydraulic cylinder 11
Elongation it is constant, two multistage hydraulic cylinders 4 promote detection platform 3 only to rotate around vertical support shaft line 13, make detection platform 3
Lateral inclination simultaneously keeps inclination angle, then the lateral inclination parking braking in detection platform 3 of automobile 31, by two-way obliquity sensor 14
The horizontal parking angle of gradient of detection automobile.
The detection method of the two-way parking angle of gradient of automobile parking angle of gradient detecting system detection vehicle vertically and horizontally that triplex drives：
In the detection means of the automobile parking angle of gradient detecting system that first the horizontal parking braking of automobile 31 is driven in triplex, single-stage hydraulic
The elongation of cylinder 11 is constant, and two multistage hydraulic cylinders 4 promote detection platform 3 not only around vertical support dead axle line 12 but also around vertical support
Shaft line 13 is rotated, and makes detection platform 3 inclined in two-way and keep inclination angle in length and breadth, then automobile 31 is two-way in length and breadth in detection platform 3
Parking braking is inclined, the two-way parking angle of gradient of vehicle vertically and horizontally is detected by two-way obliquity sensor 14.
The method that the automobile parking angle of gradient detecting system that triplex drives avoids Singularity：The automobile driven with triplex is stayed
Car angle of gradient detecting system differentiates that the method for Singularity differentiates the Singularity of detection means, when displacement transducer 17 differentiates vapour
When the detection means of car parking angle of gradient detecting system has Singularity or close Singularity, by single cylinder piston rod 21 and list
Cylinder piston 22 promoted and moved on vertical support universal joint 7, avoids the Singularity of the detection means of automobile parking angle of gradient detecting system
Shape.
The method that the automobile parking angle of gradient detecting system that triplex drives differentiates Singularity：By being fixed on and Multi-stage cylinder
Displacement transducer 17 in the inclined bearing of the connection of piston rod 30 on universal-joint fork 24, detection displacement transducer 17 arrives detection platform 3
Distance, according to displacement transducer 17 to detection platform 3 distance, differentiate automobile parking angle of gradient detecting system detection means
When whether having the detection means of Singularity or close Singularity, automobile parking angle of gradient detecting system and having Singularity, two
One of individual displacement transducer 17 is close to minimum and for definite value to the distance of detection platform 3.
The automobile parking angle of gradient detecting system that triplex drives in the case where the elongation of two multistage hydraulic cylinders 4 is constant
The method for reducing the automobile longitudinal parking angle of gradient：Need to reduce vapour in the case where the elongation of two multistage hydraulic cylinders 4 is constant
During the parking angle of gradient of car longitudinal direction, vertical support universal joint 7 is moved down by single cylinder piston rod 21 and single cylinder piston 22, reduce automobile and indulge
To the parking angle of gradient.
It is different by changing in the automobile parking angle of gradient detecting system that triplex drives in the detection automobile parking angle of gradient
The track 2 of ground surface material, detects the longitudinal parking angle of gradient of the automobile on different road surfaces, the horizontal parking angle of gradient and two-way in length and breadth
The parking angle of gradient.
The operation principle of the automobile parking angle of gradient detecting system that triplex drives：The automobile parking angle of gradient inspection that triplex drives
The detection means of examining system is formed on the parallel institution of 3 degree of freedom, is adjusted using two degree of freedom of multistage hydraulic cylinder 4
The automobile parking angle of gradient, enables automobile longitudinal direction parking, horizontal parking and the two-way parking in length and breadth in detection platform 3, then with two-way
The detection automobile longitudinal parking angle of gradient of obliquity sensor 14, the horizontal parking angle of gradient and the two-way parking angle of gradient in length and breadth；Using list
The degree of freedom that level hydraulic cylinder 11 is moved up and down, avoids the Singularity of the detection means of automobile parking angle of gradient detecting system and subtracts
The little detectable automobile longitudinal parking angle of gradient, in the adjustment automobile parking angle of gradient, is lived by single cylinder piston rod 21 and single cylinder
Plug 22 promoted and moved on vertical support universal joint 7, makes the center of rotation A and multistage cylinder piston rod connection of vertical support universal joint
Center of rotation C of center of rotation B of inclined bearing universal joint and the inclined bearing universal joint being connected with Multi-stage cylinder cylinder seat is in detection means
Left view on projection it is not conllinear, the Singularity of the detection means of automobile parking angle of gradient detecting system is avoided, by list
Cylinder piston rod 21 and single cylinder piston 22 move down vertical support universal joint 7, move down the detection platform 3 at vertical support universal joint 7,
Reduce the automobile longitudinal parking angle of gradient；The parking braking of automobile 31 is on track 2；Computer 37 is according to the He of two-way obliquity sensor 14
The metrical information of displacement transducer 17 controls 3 hydraulic assembly 33 by controller 36；Hydraulic assembly 33 is electric hydraulic pump, electricity
The combination of magnet valve and hydraulic pressure oil tank；When driving the hydraulic assembly 33 of multistage hydraulic cylinder 4 to work, electric hydraulic pump drives hydraulic oil 32
Flow into multistage hydraulic cylinder 4, by Multi-stage cylinder piston 29, multistage cylinder piston rod 30, inclined bearing universal joint 5 promote detection platform 3 around
Vertical support dead axle line 12 and vertical support shaft line 13 are rotated, and incline the vertical and horizontal of 3 respect thereto of detection platform 10, inspection
Also the vertical and horizontal of respect thereto 10 are inclined automobile 31 on surveying platform 3 and detection platform 3, and multistage hydraulic cylinder 4 is two-way multistage
Hydraulic cylinder, can make the inclined angle increase of the vertical and horizontal of 3 respect thereto of detection platform 10 or reduce；Two multistage hydraulic cylinders 4
When stretching out same length, two multistage hydraulic cylinders 4 promote detection platform 3 only to rotate around vertical support dead axle line 12, make detection
The fore-and-aft tilt of platform 3, can detect the automobile longitudinal parking angle of gradient；One multistage hydraulic cylinder 4 extends, another multistage hydraulic cylinder 4
Shorten, two multistage hydraulic cylinders 4 can promote detection platform 3 only to rotate around vertical support shaft line 13, make detection platform 3 laterally incline
Tiltedly, can detect the horizontal parking angle of gradient of automobile；One multistage hydraulic cylinder 4 extends, and another multistage hydraulic cylinder 4 is elongated or shortened,
Two multistage hydraulic cylinders 4 promote detection platform 3 not only to rotate around vertical support dead axle line 12 but also around vertical support shaft line 13, make inspection
The inclined in two-way in length and breadth of platform 3 is surveyed, the two-way parking angle of gradient of vehicle vertically and horizontally is can detect；Drive the hydraulic assembly 33 of single stage hydraulic cylinder 11
During work, electric hydraulic pump drives hydraulic oil 32 to flow in or out single stage hydraulic cylinder 11, by single cylinder piston rod 21, single cylinder piston
22 lifting vertical support universal joints 7；In the adjustment of the detection automobile longitudinal parking angle of gradient or the two-way parking angle of gradient of vehicle vertically and horizontally
In, electric hydraulic pump drives hydraulic oil 32 to flow out single stage hydraulic cylinder 11, is moved down by single cylinder piston rod 21 and single cylinder piston 22 vertical
Allotment holds universal joint 7, and detection platform 3 is rotated around 4 inclined bearing universal joints 5, reduces the automobile longitudinal parking angle of gradient；In detection vapour
In the adjustment of the horizontal parking angle of gradient of car, electric hydraulic pump drives hydraulic oil 32 to flow out single stage hydraulic cylinder 11, by single cylinder piston
Vertical support universal joint 7 is moved on bar 21 and single cylinder piston 22, while two multistage hydraulic cylinders 4 extend, detection platform 3 is parallel upwards
It is mobile, avoid the Singularity of the detection means of automobile parking angle of gradient detecting system；Automobile parking angle of gradient detecting system
When detection means has Singularity, the distance of one of two displacement transducers 17 to detection platform 3 be close to it is minimum and for definite value, by
Whether this can differentiate the detection means of automobile parking angle of gradient detecting system in Singularity or close Singularity, displacement sensing
Device 17 is eddy current displacement sensor, and detection platform 3 is steel, can measure current vortex displacement by eddy current displacement sensor
To the distance of detection platform 3, and the displacement detected according to eddy current displacement sensor by the software in computer 37 passes sensor
Whether sensor 17 has Singularity or connects to the detection means of the distance discrimination automobile parking angle of gradient detecting system of detection platform 3
Nearly Singularity；During the wholly off work of electric hydraulic pump in 3 hydraulic assembly 33, electromagnetic valve can be by 2 Multi-stage cylinder pistons
29 and single cylinder piston 22 be maintained at certain position, make the inclined angle of the vertical and horizontal of 3 respect thereto of detection platform 10 constant,
Carry out automobile parking gradient angular measurement；The measurable automobile 31 of two-way obliquity sensor 14 around orthogonal two axles when angle
Degree, computer 37 detects the automobile parking angle of gradient by the two-way obliquity sensor 14 being fixed in detection platform 3, then differentiates vapour
The safety of car parking braking, the testing result of the display automobile parking angle of gradient on computer 37.
Embodiment 1：After -14.6 ° of automobile longitudinal parking angles of gradient of detection, the reduction car longitudinal direction parking angle of gradient, then detect -
15 ° of automobile longitudinal parking angles of gradient.
In the detection means of the automobile parking angle of gradient detecting system that first the horizontal parking braking of automobile 31 is driven in triplex,
The elongation of single stage hydraulic cylinder 11 is constant, and computer 37 controls two multistage hydraulic cylinders 4, promotes detection platform 3 only around vertical
Hold dead axle line 12 to rotate, make -14.6 ° of 3 fore-and-aft tilt of detection platform and keep -14.6 ° of inclination angles, then automobile 31 is in detection platform 3
- 14.6 ° of parking brakings of upper fore-and-aft tilt, as shown in Figure 14 ~ 15, by two-way obliquity sensor 14 automobile longitudinal parking slope are detected
Degree angle, it is 0 ° that can measure the automobile longitudinal parking angle of gradient for -14.6 ° and the horizontal parking angle of gradient of automobile.
In the case where the elongation of two multistage hydraulic cylinders 4 is constant, the control single stage hydraulic cylinder 11 of computer 37, by list
Cylinder piston rod 21 and single cylinder piston 22 move down vertical support universal joint 7, and the detection platform 3 at vertical support universal joint 7 is with
Move, make detection platform 3 by -14.6 ° of fore-and-aft tilt be reduced to -15 ° to and keep the inclination angle of -15 ° of fore-and-aft tilt, then automobile 31 exists
- 15 ° of parking brakings of fore-and-aft tilt in detection platform 3, as shown in Figure 16 ~ 17, detect that automobile is indulged by two-way obliquity sensor 14
To the parking angle of gradient, it is 0 ° that can measure the automobile longitudinal parking angle of gradient for -15 ° and the horizontal parking angle of gradient of automobile；It follows that
Vertical support universal joint 7 is moved down by single cylinder piston rod 21 and single cylinder piston 22, the automobile longitudinal parking slope of detection can be reduced
Degree angle.
Embodiment 2：The Singularity of the detection means of automobile parking angle of gradient detecting system is avoided, -16.65 ° of vapour are detected
The horizontal parking angle of gradient of car.
The position of -16.65 ° of 3 lateral inclination of detection platform is the position that detection means has Singularity, such as Figure 18 ~ 19 institute
Show, center of rotation A of vertical support universal joint and multistage cylinder piston rod connection inclined bearing universal joint center of rotation B and with
Center of rotation C of the inclined bearing universal joint of Multi-stage cylinder cylinder seat connection is conllinear in Figure 19, displacement transducer 17 to detection platform 3 away from
From close minimum and for definite value, it is impossible to detect the horizontal parking angle of gradient of automobile at Singularity.
In the detection means of the automobile parking angle of gradient detecting system that first the horizontal parking braking of automobile 31 is driven in triplex,
The elongation of single stage hydraulic cylinder 11 is constant, and computer 37 controls two multistage hydraulic cylinders 4, promotes detection platform 3 only around vertical
Hold shaft line 13 to rotate, the lateral inclination of detection platform 3；When the lateral inclination of detection platform 3 is close to -16.65 °, displacement transducer
The 17 close Singularities of detection means for differentiating automobile parking angle of gradient detecting system, the control single stage hydraulic cylinder 11 of computer 37,
Promoted by single cylinder piston rod 21 and single cylinder piston 22 and moved on vertical support universal joint 7, avoid automobile parking angle of gradient detection system
The Singularity of the detection means of system, meanwhile, detection platform 3 continues lateral inclination, makes -16.65 ° of 3 lateral inclination of detection platform
And keeping the inclination angle of -16.65 ° of lateral inclination, then -16.65 ° of parking brakings of lateral inclination in detection platform 3 of automobile 31, pass through
The horizontal parking angle of gradient of the detection automobile of two-way obliquity sensor 14, it is that 0 ° and automobile are horizontal that can measure the automobile longitudinal parking angle of gradient
The parking angle of gradient is -16.65 °；After moving on vertical support universal joint 7, detection means is without -16.65 ° of automobiles of detection during Singularity
Laterally the parking angle of gradient is as shown in Figure 20 ~ 21, and it is oblique that center of rotation A of vertical support universal joint and multistage cylinder piston rod connect
Center of rotation B of supporting universal joint and center of rotation C of the inclined bearing universal joint being connected with Multi-stage cylinder cylinder seat are in figure 21 not altogether
Line, displacement transducer 17 to detection platform 3 is apart from increase, it follows that being promoted by single cylinder piston rod 21 and single cylinder piston 22
Move on vertical support universal joint 7, the Singularity of the detection means of automobile parking angle of gradient detecting system can be avoided.
Embodiment 3：The automobile of -15 ° of automobile longitudinal parking angles of gradient of detection and the horizontal parking angle of gradient of -16.65 ° of automobiles is indulged
The horizontal two-way parking angle of gradient.
In the detection means of the automobile parking angle of gradient detecting system that first the horizontal parking braking of automobile 31 is driven in triplex,
The elongation of single stage hydraulic cylinder 11 is constant, and computer 37 controls two multistage hydraulic cylinders 4, promotes detection platform 3 both around vertical
Hold dead axle line 12 and rotate around vertical support shaft line 13, make -16.65 ° of -15 ° of 3 fore-and-aft tilt of detection platform and lateral inclination,
And keep the inclination angle of -16.65 ° of -15 ° of 3 fore-and-aft tilt of detection platform and lateral inclination, then the longitudinal direction in detection platform 3 of automobile 31
- 15 ° and -16.65 ° of parking brakings of lateral inclination are inclined, as shown in Figure 22 ~ 23, automobile is detected by two-way obliquity sensor 14
In length and breadth the two-way parking angle of gradient, can measure automobile longitudinal and incline -15 ° and -16.65 ° of automobile lateral inclination, due to automobile parking slope
The detection means of degree angle detecting system can not change the elongation of single stage hydraulic cylinder 11 without Singularity；In two multistage liquid
In the case that the elongation of cylinder pressure 4 is constant, vertical support universal joint 7 is moved down by single cylinder piston rod 21 and single cylinder piston 22, can
The automobile longitudinal parking angle of gradient is set to be less than -15 °；Vertical support universal joint 7 is promoted by single cylinder piston rod 21 and single cylinder piston 22
Upper shifting, center of rotation B of center of rotation A of vertical support universal joint to the inclined bearing universal joint being connected with multistage cylinder piston rod and
The distance increase of the line of center of rotation C of the inclined bearing universal joint being connected with Multi-stage cylinder cylinder seat, can make the automobile parking angle of gradient
The detection means of detecting system is away from Singularity.
Claims (4)
1. the automobile parking angle of gradient detecting system that triplex drives, it is characterised in that：The automobile parking angle of gradient inspection that triplex drives
Examining system includes track bolt group（1）, track（2）, detection platform（3）, multistage hydraulic cylinder（4）, inclined bearing universal joint（5）, tiltedly
Bolt group in supporting（6）, vertical support universal joint（7）, vertical support bolt group（8）, bolt group under inclined bearing（9）, base
（10）, single stage hydraulic cylinder（11）, two-way obliquity sensor（14）, displacement transducer（17）, vertical support upper cardan fork（18）、
Hydraulic oil（32）, hydraulic assembly（33）, hydraulic tube（34）, electric wire（35）, controller（36）And computer（37）, track（2）It is logical
Cross track bolt group（1）It is fixed on detection platform（3）On, detection platform（3）By vertical support universal joint（7）And single-stage hydraulic
Cylinder（11）It is bearing in base（10）On, vertical support universal joint（7）Vertical support upper cardan fork（18）By vertical support
Bolt group（8）With detection platform（3）Connection, vertical support universal joint（7）Vertical support lower cardan fork（20）Live with single cylinder
Stopper rod（21）Threaded connection, single cylinder cylinder sleeve（23）With detection platform（3）Welding；Two multistage hydraulic cylinders（4）Two ends lead to respectively
Cross inclined bearing universal joint（5）With detection platform（3）, base（10）Connection, Multi-stage cylinder cylinder seat（26）, multistage cylinder piston rod（30）Point
Tong Guo not screw thread and universal-joint fork in inclined bearing（24）Connection, with multistage cylinder piston rod（30）The inclined bearing universal joint of connection（5）
The outer universal-joint fork of inclined bearing（25）By bolt group on inclined bearing（6）With detection platform（3）Connection, with Multi-stage cylinder cylinder seat（26）
The inclined bearing universal joint of connection（5）The outer universal-joint fork of inclined bearing（25）By bolt group under inclined bearing（9）With base（10）Even
Connect；Two multistage hydraulic cylinders（4）And single stage hydraulic cylinder（11）Pass through hydraulic tube respectively（34）Hydraulic assembly corresponding with 3 respectively
（33）Connection, 3 hydraulic assembly（33）Each work independently, hydraulic oil（32）In multistage hydraulic cylinder（4）, single stage hydraulic cylinder
（11）, hydraulic assembly（33）And hydraulic tube（34）In；Computer（37）By electric wire（35）With two-way obliquity sensor（14）, two
Individual displacement transducer（17）Connection, two-way obliquity sensor（14）It is fixed on detection platform（3）On, displacement transducer（17）It is fixed
With multistage cylinder piston rod（30）Universal-joint fork in the inclined bearing of connection（24）Go up and the universal-joint fork in inclined bearing（24）With inspection
Survey platform（3）Between, computer（37）By electric wire（35）And controller（36）Respectively with 3 hydraulic assembly（33）Connection.
2. the automobile parking angle of gradient detecting system that triplex according to claim 1 drives, it is characterised in that：Detection platform
（3）By two multistage hydraulic cylinders（4）With a single stage hydraulic cylinder（11）Supporting；Detection platform（3）During level, two multistage hydraulics
Cylinder（4）Symmetrically, in up-small and down-big splayed, multistage hydraulic cylinder（4）With detection platform（3）And base（10）Incline connection；Two
Individual multistage hydraulic cylinder（4）By two hydraulic assembly（33）It is independent to drive, with two multistage hydraulic cylinders（4）Corresponding multistage hydraulic cylinder
Hydraulic system it is identical；Single stage hydraulic cylinder（11）Axis and base（10）Vertically, detection platform（3）During level, single cylinder piston
（22）In single cylinder cylinder sleeve（23）Centre, single cylinder piston（22）Can be with respect to single cylinder cylinder sleeve（23）Upper shifting is moved down, and makes vertical
Hold universal joint（7）There are a degree of freedom for moving up and down, single stage hydraulic cylinder（11）By a hydraulic assembly（33）It is independent to drive.
3. the automobile parking angle of gradient detecting system for being driven using triplex as claimed in claim 1 or 2 avoids Singularity
Method, it is characterised in that comprise the following steps：
1）The automobile parking angle of gradient detecting system driven with triplex differentiates that the method for Singularity differentiates the unusual of detection means
Position shape, works as displacement transducer（17）Differentiating the detection means of automobile parking angle of gradient detecting system has Singularity or Jie Jin unusual
During the shape of position, by single cylinder piston rod（21）With single cylinder piston（22）Promote vertical support universal joint（7）Upper shifting, avoids automobile parking
The Singularity of the detection means of angle of gradient detecting system.
4. the automobile parking angle of gradient detecting system that utilization triplex according to claim 3 drives avoids the side of Singularity
Method, it is characterised in that：The step 1）In, the method that the automobile parking angle of gradient detecting system that triplex drives differentiates Singularity
It is by being fixed on and multistage cylinder piston rod（30）Universal-joint fork in the inclined bearing of connection（24）On displacement transducer（17）, inspection
Location displacement sensor（17）To detection platform（3）Distance, according to displacement transducer（17）To detection platform（3）Distance, sentence
Whether the detection means of other automobile parking angle of gradient detecting system has Singularity or close Singularity, the automobile parking angle of gradient
When the detection means of detecting system has Singularity, two displacement transducers（17）One of to detection platform（3）Distance be close to
It is minimum and for definite value.
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Cited By (1)
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| CN111678715A (en) * | 2020-06-19 | 2020-09-18 | 南京康尼机电股份有限公司 | Test device for simulating train body deformation and ramp inclination |
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