CN103921769A - Wheel limiting equipment for multi-type vehicle locating platform - Google Patents
Wheel limiting equipment for multi-type vehicle locating platform Download PDFInfo
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- CN103921769A CN103921769A CN201410180642.4A CN201410180642A CN103921769A CN 103921769 A CN103921769 A CN 103921769A CN 201410180642 A CN201410180642 A CN 201410180642A CN 103921769 A CN103921769 A CN 103921769A
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Abstract
The invention provides wheel limiting equipment for a multi-type vehicle locating platform. The wheel limiting equipment comprises subsection stop rods located on a front wheel side and a rear wheel side respectively, and horizontal guide portions. The front wheel side and the rear wheel side are respectively provided with one pair of stop rods. The stop rods of the front wheel side and the stop rods of the rear wheel side are arranged in parallel to the two sides of the central axis of the vehicle locating platform. The stop rods of the front wheel side and the stop rods of the rear wheel side are arranged on the portions close to the side of the central axis of the vehicle locating platform. The horizontal guide portions respectively extend outwards in the Y direction through the subsection stop rods located on the front wheel side and the rear wheel side of an automobile according to information of various electric automobile type parameters, clamp front wheels and rear wheels of the automobile from the inside, move the automobile in a centering mode, and ensure coincidence of the central axis of a chassis and the central axis of the vehicle locating platform. The wheel limiting equipment solves the problem that current alternating-current equipment can not be adjusted according to the difference between the front wheel distance and the rear wheel distance, and alternating currents are suitable for a plurality of electric automobile types.
Description
Technical field
The present invention relates to electronlmobil field, be specifically related to a kind of wheel spacing equipment for polytypic vehicle locating platform.
Background technology
In short supply along with global energy, problem of environmental pollution is on the rise, and under the megatrend of environmental protection and clean energy resource concept, because electronlmobil is less to the relative orthodox car of environmental concerns, its development prospect is very wide.Electronlmobil refers to taking vehicle power as power, travels with power wheel, meets the vehicle of arteries of communication, legislative control on safety requirements.Wherein electrokinetic cell is the core of electronlmobil, but is for the flying power deficiency of electrokinetic cell the bottleneck place that suffers from Development of Electric Vehicles always.
Occur now not needing electrokinetic cell to charge, and only to the change the outfit operation way of the electrokinetic cell that is full of electric power of electronlmobil, reduce like this time that user waits for power battery charging, with orthodox car refueling time basic identical, without the custom that changes user and use automobile.
Current changes under power mode, electrokinetic cell is generally positioned at vehicle bottom, electrokinetic cell can only be arranged on single electronlmobil vehicle, because how not identical track front and the track rear of electronlmobil be, current change electric equipment and can not carry out segmentation adjustment according to the difference of the track front of electronlmobil and track rear, because the vehicle of present electronlmobil is a lot, can only be suitable for so changing power mode and can not having met current demand of single vehicle, affect the popularization of electronlmobil
Therefore, how to provide a kind of technical scheme of new locating platform structure, to address the above problem.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of wheel spacing equipment for polytypic vehicle locating platform, solve and current changed electric equipment and can not carry out segmentation adjustment according to the difference of the track front of electronlmobil and track rear, changed electric energy and be enough applicable to the problem of multiple electronlmobil vehicle.
In order to address the above problem, the invention provides a kind of wheel spacing equipment for polytypic vehicle locating platform, comprising:
Lay respectively at the horizontal guide portion of the segmentation pin setting of front wheel side and rear wheel-side, front wheel side and rear wheel-side are each respectively arranges a pair of pin, the a pair of pin of described front wheel side and rear wheel-side is that the both sides, axis that are parallel to vehicle locating platform arrange, the pin of front wheel side and rear wheel-side is arranged on the axis side near vehicle locating platform, horizontal guide portion is used for according to the vehicle parameter information of various electronlmobils, segmentation pin by vehicle front side and rear wheel-side expands outwardly along Y-direction respectively, by vehicle front and trailing wheel from interior clamping, vehicle is carried out to centering to be moved, guarantee that the axis of vehicle chassis and the axis of vehicle locating platform overlap, wherein Y-direction refers in vehicle chassis plane the axis direction perpendicular to the rectilinear direction of Vehicle Driving Cycle.
Further, the said equipment also can comprise: two pins of described front wheel side are that the both sides, axis that are parallel to vehicle locating platform arrange, two pins of front wheel side are separately positioned on the both ends of the pair of wheels limiting section corresponding with vehicle front, this end is near the axis side of vehicle locating platform, described wheel limiting section be shaped as fluted body, V-shape or V-type groove.
Further, the said equipment also can comprise: described pin is for having elastomeric solid drawn pipe.
Further, the said equipment also can comprise: the steel pipe of described pin is semiarc shape.
Further, the said equipment also can comprise: described horizontal guide portion bottom is all equipped with many groups column type tumbling barrel of certain area.
Further, the said equipment also can comprise: described column type tumbling barrel is the form that can freely rotate around tumbling barrel axle center.
Further, the said equipment also can comprise: described horizontal guide portion also comprises motor, for driving column type tumbling barrel freely to rotate around tumbling barrel axle center.
Compared with prior art, application the present invention, the horizontal guide portion of the segmentation pin setting by laying respectively at front wheel side and rear wheel-side positions, and the structure of segmentation adjustment goes for the electric requirement of changing of different automobile types, the business promotion that is conducive to change power mode like this.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the schematic perspective view of vehicle locating platform of the present invention;
Fig. 2 is wheel limiting section 11 of the present invention and its local schematic diagram amplifying;
Fig. 3 is the planar view of vehicle locating platform of the present invention;
Fig. 4 is the lateral plan of vehicle locating platform of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Note: in the present invention, directions X refers to that reversing sense taking the rectilinear direction of Vehicle Driving Cycle is as axis direction, and Y-direction refers to the axis direction perpendicular to directions X in vehicle chassis plane, and Z direction refers to the axis direction perpendicular to directions X and plane that Y-direction forms.
As shown in Figure 1, a kind of vehicle locating platform T of the present invention, comprises directions X position fixing system 1, Y-direction position fixing system 2, Z direction position fixing system 3 (not shown in figure 1)s, middle control module 4 (not shown in figure 1)s and door curtain system 5.(in practice, due to according to various electronlmobil vehicles in general, whole platform can be that wide 3 meters, long 6 meters, middle door curtain are wide 1 meter, can be adapted to like this wheelbase, vehicle commander and the requirement of overall width equidimension of various vehicles, save the physical dimension of locating platform, reduce the consumption of resource, but the present invention is as limiting).Wherein directions X position fixing system 1 comprises the pair of wheels limiting section 11 corresponding with vehicle front and position transduser 12, wherein wheel limiting section 11 can be elastic body, shape can be fluted body, V-shape or V-type groove (if wherein adopt V-type groove, the plane width of V-type groove can be 210mm to 650mm, the opening angle that the V-type of V-type groove forms can be 110 degree to 140 degree, can be suitable for like this front tyre of most of electronlmobil vehicles, the wheel of front tyre that meets most of electronlmobil vehicles is spacing; In the present invention based on cost requirement and applicability requirement, the plane width that is preferably V-type groove can be 630mm, the opening angle that the V-type of V-type groove forms can be 130 degree), in wheel limiting section 11, be provided with many group column type tumbling barrels 111, column type tumbling barrel 111 bottoms are provided with position transduser 12 and whether reach desired location for detection of vehicle front-wheel, and column type tumbling barrel 111 two ends are placed in the bearing of forward frame.Vehicle reaches locating platform along directions X, after two front-wheels sail wheel limiting section 11 into, now tire is positioned on many group column type tumbling barrels 111, the position transduser 12 of tumbling barrel 111 bottoms according in control the vehicle data information that module 4 sends and determine whether vehicle reaches desired location.The vehicle tyre being parked on the column type tumbling barrel 111 of wheel limiting section 11 has been determined the position of wheel on directions X, and is not subject within the specific limits the impact of diameter of tyres.
Wheel limiting section 11 as shown in Figure 2 and its local schematic diagram amplifying, its Position Sensor 12 can adopt the mode such as pressure sensing or photoelectric sensing, and the present invention is not construed as limiting this, wherein adopts photoelectric sensing mode highly sensitive.
Electronlmobil sails into from the reversing sense of directions X, in the time that front-wheel sails v-depression predeterminated position into, front-wheel just sets up location at directions X, and trailing wheel is without doing directions X positioning requirements, is that wheelbase direction just sets up location like this for the electronlmobil of disalignment distance at directions X.
As shown in Figure 3, directions X position fixing system 1 can be carried out position according to different automobile types parameter and be moved, its range can be 1000mm (in reality according to various electronlmobil vehicles in general, range can be made as 600mm, so both met the wheelbase of various vehicles and vehicle commander's requirement, and can save again the physical dimension of locating platform, reduced the consumption of resource), positioning precision can be in 3mm to 5mm, guarantees that battery space is installed consistent to benchmark with the X of lifting mechanism.The bottom of wheel limiting section 11 is also provided with position transduser 12, whether correctly sail into and put in place with the wheel that detects vehicle, when vehicle front-wheel sails into behind desired location, position transduser 12 energizing signal, start Y-direction position fixing system 2 and carry out centering and move, and Z-direction position fixing system and door curtain system bring into operation.
Because the front and rear wheel of vehicle is different apart from possibility, so just electronlmobil need to be carried out to location in Y-direction, carry out the location on wheelspan in the vehicle of the different wheelspans of different automobile types.
Wherein the vehicle parameter of electronlmobil can comprise the information such as length over ends of body, width over sides of car body, height of the carbody, track front, track rear, tire size, car body weight, car body wheelbase, battery size and battery weight.
Y-direction position fixing system 2 comprises sails guide part 22 (Fig. 3 is not shown), horizontal guide portion 23 into.Wherein sail guide part 22 into and sail entrance at vehicle and there is pilot bar 221, sail guide part 22 into and can adopt front wide and rear narrow horn-like layout (front wide and rear narrow horn-like layout can guarantee that the various of different front wheel treads may be used to this locating platform); Also the horizontal guide portion 23 of sailing guide part 22 and rear wheel-side into can be made as to one, to adopt rectangular arrangement (as shown in Figure 3, by saving the physical dimension of locating platform in which reality, reduce the consumption of resource), and horizontal guide portion 23 has the movable segmentation pin 231 of the multistage be arrangeding in parallel, they are driven by motor respectively.Sail many groups column type tumbling barrel 24 that guide part 22, horizontal guide portion 23 bottoms are all equipped with certain area into, the passage that many group column type tumbling barrels 24 are laid is divided into two parts, be boot segment horizontal cylinder group passage and spacing section of horizontal cylinder group passage, they are laid on wheel driving path successively.In platform entrance, form boot segment horizontal cylinder group passage corresponding to the position of the horn-like pilot bar 221 that sails guide part 22 into by boot segment horizontal cylinder group; Position corresponding to spacing section of each segmentation pin 231 of horizontal guide portion 23 forms spacing section of horizontal cylinder group passage by spacing section of horizontal cylinder group.All cylinders can freely rotate around axle center, in the time that motor tire is parked in cylinder group, can under very little External Force Acting, move along Y-direction, so vehicle loses side force in the time sailing on locating platform of the present invention, can not self-steering, but can move along Y-direction under external force.
When vehicle sails into after locating platform of the present invention, the door curtain 51 of door curtain system 5 is opened, expose and change electricity mouthful, front-wheel and trailing wheel that Y-direction position fixing system 2 starts vehicle carry out respectively Y-direction location, range is 200mm, guarantee to make vehicle to be positioned on the axis of locating platform, now the axis three of the axis of locating platform and vehicle axis and battery pack assembly is consistent, and reaches vehicle precise positioning in the Y direction.
The pilot bar 221 that sails guide part 22 into is formed by gapless stainless steel tube bending, be two groups of bell mouth shape pilot bars, for automobile guiding is entered to spacing section, automotive wheel bumps against after bell mouth shape pilot bar, due to the rolling of the horizontal cylinder group of laying below every group of pilot bar, wheel can be entered horizontal guide portion 23 by automatic guiding, and spacing section of pin of horizontal guide portion 23 is positioned at the both sides of automotive wheel thus, carrys out the driving path of restricting vehicle with this.
When vehicle reaches locating platform along directions X, and after four of front and back wheel is all positioned on the column type tumbling barrel of laying, now the movable segmentation pin 231 of the multistage be arrangeding in parallel of horizontal guide portion 23 just can play a role vehicle is carried out to the position adjustment in Y-direction.Corresponding to the movable segmentation pin 231 of multistage, always have two pin actuating devices 25 (Fig. 3 is not shown), lay respectively at front wheel side and the rear wheel-side of automobile, they promote respectively two pairs of segmentation pins.Segmentation pin adopts has certain elastomeric solid drawn pipe, pin actuating device 25 can expand outwardly respectively the segmentation pin 231 of vehicle front side and rear wheel-side by electric transmission along Y-direction, thereby vehicle front and trailing wheel, from interior clamping, are carried out to location with this by automobile in the Y direction.Boot segment horizontal cylinder group has reduced the side-friction force on automobile and ground, segmentation pin adopts the less power just can side direction propelling vehicle, make moving vehicle, the miles of relative movement of segmentation pin can compatible different wheelspans vehicle, segmentation pin can be arranged to the outside corresponding to automobile both sides wheel, inwardly simultaneous ejection, also can be arranged to the synchronous outside parallel release in inner side corresponding to automobile both sides wheel.The steel pipe of segmentation pin is semiarc shape, so only can keep off inner side wheel hub, and gear wheel tire has not reduced the damage of tyre side.
The horizontal guide portion 23 of Y-direction position fixing system 2 can be symmetrically in Y direction move simultaneously in opposite directions so that the horizontal guide portion 23 that supports a pair of front-wheel and/or pair of rear wheels simultaneously near or separately.The speed that they move can be different, but must finally put in place simultaneously, so that the position of a pair of front-wheel and/or pair of rear wheels keeps symmetrical.For vehicle front, directions X position fixing system 1 and Y-direction position fixing system 2 can make front-wheel carry out the position adjustment of directions X and Y-direction, i.e. the adjustment of four direction all around.For automobile back wheel, can be that axle does conter clockwise or clockwise direction rotates to carry out the adjustment of Y-direction by X-axis line.
As shown in Figure 4, Z direction position fixing system 3 can move along X-axis and Z axis, and Z direction position fixing system 3 comprises symmetrically arranged two groups of Z-direction jacking systems 31, in the bottom of locating platform.Arranging according to system in Z-direction put, directions X position fixing system 1 is positioned at the topmost of locating platform, Y-direction position fixing system 2 is positioned at the middle part of locating platform, Z direction position fixing system 3 is positioned at the foot of locating platform, so just form three-decker, save the space cost of floor plan, can ensure again the independence of system separately, interacting while having avoided installation and maintenance simultaneously.Two groups of Z-direction jacking systems 31 can carry out elevate a turnable ladder and descending motion simultaneously, and its forced stroke is 160mm, and range is 200mm.After vehicle has been carried out to the location in directions X and Y-direction, two groups of Z-direction jacking systems 31 according in control electronlmobil supplemental characteristic and the control signal that module 4 sends and move to respectively assigned address.In the time carrying out elevate a turnable ladder action, be generally to withstand on the front and rear beam that battery is installed, push rod spacing 800mm, and ensure vehicle chassis and platform bottom surface keeping parallelism, facilitate like this battery compartment of battery pack assembly vehicles passing in and out and position and lock.Behind X, Y, Z direction location, the axis of all directions of the battery space of various overlaps substantially, and when guaranteeing battery jack-up, pin-and-hole collimates into position.Now just allowing to change electric equipment starts to change battery to vehicle.
Wherein, door curtain system 5 is positioned on the axis of locating platform, and it comprises that along vehicle heading be two door curtains 51 that directions X is arranged in juxtaposition.Two door curtains 51 can do reversing sense simultaneously and move, so that open and close.In the time there is no vehicle on locating platform, two door curtains of door curtain system 5 are closure state, and at this moment whole locating platform is complete smooth flat state, gives stable comfortable visual effect.When vehicle reaches locating platform along directions X, wheel limiting section 11 position sensors 12 in directions X position fixing system 1, when vehicle enters behind position, position transduser 12 energizing signal, middle control module 4 is controlled door curtain system 5, and along opening before and after vehicle heading, (stroke can be 1000mm, the length of changing electric window size of opening is the battery size that 2000mm can adapt to various electronlmobils, the present invention is not limited in any way this, the stroke that is greater than 800mm is all applicable to the present invention), manifest and change electric window.Door curtain system 5 adopts electric machine control, and slideway is arranged in both sides, while ensureing door curtain open closed, enters smoothly position, and door curtain system 5 is also furnished with sensor 52 (Fig. 3 is not shown), to detect door curtain running state.
Further, described shifting board is two door curtains, and the both sides, axis that are parallel to directions X that lay respectively at vehicle locating platform are arranged, in the time there is no vehicle on vehicle locating platform, two door curtains are kept closed, and vehicle locating platform is in complete smooth flat state; When vehicle reaches along the reversing sense of directions X after the predeterminated position of locating platform, control two door curtains along opening perpendicular to Vehicle Driving Cycle rectilinear direction left and right, manifest and change electric window; Two door curtains move for do reversing sense simultaneously, so that open and close; Wherein directions X refers to that reversing sense taking the rectilinear direction of Vehicle Driving Cycle is as axis direction.
Further, described shifting board is a door curtain, is positioned on the axis that is parallel to directions X of vehicle locating platform and arranges, in the time there is no vehicle on vehicle locating platform, door curtain will change electric window cover, and vehicle locating platform is in complete smooth flat state; When vehicle reaches along the reversing sense of directions X after the predeterminated position of locating platform, control door curtain and open along Vehicle Driving Cycle rectilinear direction or reversing sense, manifest and change electric window; Wherein directions X refers to that reversing sense taking the rectilinear direction of Vehicle Driving Cycle is as axis direction.
Further, described shifting board is a door curtain, and the axis side that is parallel to directions X that is positioned at vehicle locating platform is arranged, in the time there is no vehicle on vehicle locating platform, door curtain will change electric window cover, and vehicle locating platform is in complete smooth flat state; When vehicle reaches along the reversing sense of directions X after the predeterminated position of locating platform, control door curtain and open to the left or to the right along Vehicle Driving Cycle rectilinear direction, manifest and change electric window; Wherein directions X refers to that reversing sense taking the rectilinear direction of Vehicle Driving Cycle is as axis direction.
The various forms of the shifting board of above-mentioned door curtain system is just in order to adapt to be fixed on vehicle locating platform, be used for when after vehicle locating platform on Vehicle Driving Cycle, open the various ways that manifests the technique effect that changes electric window of the electric window of changing of vehicle locating platform and covering vehicle locating platform and adopt, in concrete, owing to being that the mode of two door curtains being arranged in juxtaposition of directions X has running velocity faster along vehicle heading, for optimum way of the present invention, but the present invention is not limited in any way this.
The slideway that motor both sides are arranged can adopt the structure of synchronous cog belt, synchronous cog belt and motor gear carry out supporting, the guide rail front end of synchronous cog belt has the gradient, ensure that door curtain has the individual action of giving up the throne downwards in the time opening, make door curtain retractable locating platform bottom in the time opening, simultaneously can be by the gradient setting of the guide rail front end of synchronous cog belt in the time that door curtain is closed, it is concordant with locating platform surface after door curtain is closed, there is no algebraic difference between adjacent gradients, ensure that locating platform is complete smooth flat state, give stable comfortable visual effect, improve the driver's of electronlmobil experience degree.
In the specification sheets that provided herein, a large amount of details are described.But, can understand, embodiments of the invention can be put into practice in the situation that there is no these details.In some instances, be not shown specifically known method, structure and technology, so that not fuzzy understanding of this description.
Similarly, be to be understood that, in order to simplify the disclosure and to help to understand one or more in each inventive aspect, in the above in the description of exemplary embodiment of the present invention, each feature of the present invention is grouped together into single embodiment, figure or sometimes in its description.But, the method for the disclosure should be construed to the following intention of reflection: the present invention for required protection requires than the more feature of feature of clearly recording in each claim.Or rather, as reflected in claims below, inventive aspect is to be less than all features of disclosed single embodiment above.Therefore, claims of following detailed description of the invention are incorporated to this detailed description of the invention thus clearly, and wherein each claim itself is as independent embodiment of the present invention.
Those skilled in the art are appreciated that and can the module in the equipment in embodiment are adaptively changed and they are arranged in one or more equipment different from this embodiment.Module in embodiment or unit or assembly can be combined into a module or unit or assembly, and can put them in addition multiple submodules or subelement or sub-component.At least some in such feature and/or process or unit are mutually repelling, and can adopt any combination to combine all processes or the unit of disclosed all features in this specification sheets (comprising claim, summary and the accompanying drawing followed) and disclosed any method like this or equipment.Unless clearly statement in addition, in this specification sheets (comprising claim, summary and the accompanying drawing followed) disclosed each feature can be by providing identical, be equal to or the alternative features of similar object replaces.
In addition, those skilled in the art can understand, although embodiment more described herein comprise some feature instead of further feature included in other embodiment, the combination of the feature of different embodiment means within scope of the present invention and forms different embodiment.For example, in the following claims, the one of any of embodiment required for protection can be used with array mode arbitrarily.
It should be noted above-described embodiment the present invention will be described instead of limit the invention, and those skilled in the art can design alternative embodiment in the case of not departing from the scope of claims.In the claims, any reference symbol between bracket should be configured to limitations on claims.Word " comprises " not to be got rid of existence and is not listed as element or step in the claims.Being positioned at word " " before element or " one " does not get rid of and has multiple such elements.The present invention can be by means of including the hardware of some different elements and realizing by means of the computing machine of suitably programming.In the unit claim of having enumerated some devices, several in these devices can be to carry out imbody by same hardware branch.The use of word first, second and C grade does not represent any order.Can be title by these word explanations.
Claims (7)
1. for a wheel spacing equipment for polytypic vehicle locating platform, it is characterized in that, comprising:
Lay respectively at the horizontal guide portion of the segmentation pin setting of front wheel side and rear wheel-side, front wheel side and rear wheel-side are each respectively arranges a pair of pin, the a pair of pin of described front wheel side and rear wheel-side is that the both sides, axis that are parallel to vehicle locating platform arrange, the pin of front wheel side and rear wheel-side is arranged on the axis side near vehicle locating platform, horizontal guide portion is used for according to the vehicle parameter information of various electronlmobils, segmentation pin by vehicle front side and rear wheel-side expands outwardly along Y-direction respectively, by vehicle front and trailing wheel from interior clamping, vehicle is carried out to centering to be moved, guarantee that the axis of vehicle chassis and the axis of vehicle locating platform overlap, wherein Y-direction refers in vehicle chassis plane the axis direction perpendicular to the rectilinear direction of Vehicle Driving Cycle.
2. equipment as claimed in claim 1, is characterized in that,
Also comprise: two pins of described front wheel side are that the both sides, axis that are parallel to vehicle locating platform arrange, two pins of front wheel side are separately positioned on the both ends of the pair of wheels limiting section corresponding with vehicle front, this end is near the axis side of vehicle locating platform, described wheel limiting section be shaped as fluted body, V-shape or V-type groove.
3. equipment as claimed in claim 1, is characterized in that,
Described pin is for having elastomeric solid drawn pipe.
4. equipment as claimed in claim 3, is characterized in that,
The steel pipe of described pin is semiarc shape.
5. equipment as claimed in claim 1, is characterized in that,
Also comprise: described horizontal guide portion bottom is all equipped with many groups column type tumbling barrel of certain area.
6. equipment as claimed in claim 5, is characterized in that,
Described column type tumbling barrel is the form that can freely rotate around tumbling barrel axle center.
7. equipment as claimed in claim 6, is characterized in that,
Described horizontal guide portion also comprises motor, for driving column type tumbling barrel freely to rotate around tumbling barrel axle center.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410180642.4A CN103921769A (en) | 2014-04-30 | 2014-04-30 | Wheel limiting equipment for multi-type vehicle locating platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410180642.4A CN103921769A (en) | 2014-04-30 | 2014-04-30 | Wheel limiting equipment for multi-type vehicle locating platform |
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| CN103921769A true CN103921769A (en) | 2014-07-16 |
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| CN201410180642.4A Pending CN103921769A (en) | 2014-04-30 | 2014-04-30 | Wheel limiting equipment for multi-type vehicle locating platform |
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Application publication date: 20140716 |