CN203306040U

CN203306040U - Rail truck overloading detecting system

Info

Publication number: CN203306040U
Application number: CN2013202848938U
Authority: CN
Inventors: 郭锡文; 杨精钢; 李洋; 赵菲; 陈立新
Original assignee: CHINA SPECIAL ARTICLE LOGISTICS Co Ltd
Current assignee: CHINA SPECIAL ARTICLE LOGISTICS Co Ltd
Priority date: 2013-05-22
Filing date: 2013-05-22
Publication date: 2013-11-27
Anticipated expiration: 2023-05-22

Abstract

The utility model relates to rail transportation equipment, in particular to a rail truck overloading detecting system which comprises a reference camera and the like. A linear structure laser transmitter is connected with a master controller through a driving mechanism. The reference camera and an auxiliary camera are respectively connected into the master controller and used for taking in linear structure light and transmitting taken information to the master controller, and a truck three-dimensional image is simulated through the master controller according to the taken information. A rail calibrating mechanism is connected with the master controller and used for determining the coordinate system of a rail, the limit corresponding to the rail is simulated through the master controller according to the coordinate system, and the limit is compared with the truck three-dimensional image. A displayer is connected with the master controller and used for displaying a comparison result. The system can detect any road section of the rail, eliminates a large-scale framework and other structures, lowers construction cost, achieves overloading detection especially through a laser technology, is not influenced by the brightness of a working environment and other factors, and is higher in practicality.

Description

The lorries automobile overweight detecting system

Technical field

The utility model relates to rail-based conveyor system, relates in particular to a kind of lorries automobile overweight detecting system.

Background technology

State Grid Corporation of China and Southern Power Grid Company line commutation station construction project are key state project, in a plurality of engineering current conversion stations, total nearly hundred large part voltage transformers and upper over thousands of accessory device must adopt the railway mode to transport, because equipment is different, after the goods dress, size all has difference, need to whether transfinite and detect lorries, record according to standard GB/T 146.1-83, the gauge of track train refers to the limit cross-sectional outling vertical with track centerline, lorry on track namely requires to park within should be contained in the gauge profile, current detection mode mainly comprises following several:

Manual type, by the hand-held mark post of operating personal, measure the transverse distance of lorry, and then judge whether to transfinite, and this mode measuring speed is slow and survey precision is lower, in measurement process, also exists certain potential safety hazard;

Mechanical system, build in advance and can hold the large-scale framework that lorry passes through, at framework inside lap mark post, by lorry by the time with the touch situations of mark post, judge whether to transfinite, the construction cost of this mode is high, and the precision that mark post is touched is very low, measures inaccurate;

The graphical analysis mode, on above-mentioned large-scale framework, set up pick up camera, take the image of lorry, and then differentiate by the size of lorry in image the situation of transfiniting, this mode does not have strict benchmark, especially be subject to the factors such as brightness of operating environment, judge inaccurately, and construction cost is too high.

The utility model content

The technical matters that (one) will solve

Technical problem to be solved in the utility model be existing lorry automobile overweight detecting system construction cost high, detect inaccurate etc.

(2) technical scheme

For solving the problems of the technologies described above, the utility model provides a kind of lorries automobile overweight detecting system, and this system comprises fiducial cameras, auxiliary camera, linear structural laser projector, primary controller, telltale and track calibrating device; Wherein:

Described linear structural laser projector connects primary controller by driver train, be used to the locus of adjusting the linear structural laser projector with line of departure structured light to lorry;

Described fiducial cameras, auxiliary camera access respectively primary controller, be used to absorbing projection line-structured light aboard and carrying institute's information of taking the photograph to primary controller, simulate accordingly the lorry 3-dimensional image by primary controller;

Described track calibrating device connects primary controller, and be used to confirming orbital coordinate system, described primary controller simulates the boundary corresponding to this track accordingly, and this boundary and described lorry 3-dimensional image are compared;

Described telltale is connected with primary controller, be used to showing the result of comparison.

Preferably, described driver train comprises orders about the linear structural laser projector along vertically mobile lifting unit, and orders about the rotary unit that the linear structural laser projector rotates.

Preferably, described fiducial cameras and auxiliary camera lay respectively at the both sides of line structure projector, and by expansion link, are connected with the line structure projector respectively.

Preferably, described track calibrating device comprises vertically demarcation bar of a level demarcation bar and at least.

Preferably, it is telescopic structure that described level is demarcated bar, and its two ends are respectively arranged with positioning baffle, and described positioning baffle and track are suitable.

Preferably, this system also comprises memory device, and described memory device is connected with primary controller.

Preferably, this system also comprises annunciator, and described annunciator is connected with primary controller.

(3) beneficial effect

The lorries automobile overweight detecting system that the utility model provides, this system can detect in any highway section of track, the structures such as large-scale framework have been save, reduced construction cost, especially by laser technology, complete the detection of transfiniting, not affected by the factors such as brightness of operating environment, practicality is higher; Further, the utility model is set the limit profile transfinited in conjunction with national standard with orbital position, and it is more accurate to detect; Further, the equipment such as pick up camera of the present utility model and laser transimitter, can adjust position flexibly, the detection operation of applicable all kinds of lorries.

The accompanying drawing explanation

Fig. 1 is embodiment 1 functional block diagram of the present utility model;

Fig. 2 is track calibrating device structural representation of the present utility model;

Fig. 3 is embodiment 2 functional block diagrams of the present utility model;

Fig. 4 is of the present utility model one concrete Application Example;

Wherein: 10, fiducial cameras, 20, auxiliary camera, 30, the linear structural laser projector, 40, primary controller, 50, telltale, 60, the track calibrating device, 61, level demarcates bar, 62, vertically demarcate bar, 63, track, 70, displacement pickup, 80, memory device, 90, annunciator.

The specific embodiment

Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used for the utility model is described, but are not used for limiting scope of the present utility model.

Embodiment 1 as shown in Figure 1, the utility model discloses a kind of lorries automobile overweight detecting system, this system comprises fiducial cameras 10, auxiliary camera 20, linear structural laser projector 30, primary controller 40, telltale 50 and track calibrating device 60, fiducial cameras 10, auxiliary camera 20 access respectively primary controller 40, linear structural laser projector 30 connects primary controller 40 by driver train, track calibrating device 60 connects primary controller 40, track calibrating device 60 is provided with displacement pickup 70, and primary controller 40 is connected with telltale 50.Wherein, linear structural laser projector 30 is mainly used in line of departure structured light to lorry, in order to adjust flexibly the position of linear structural laser projector 30, to be applicable to dissimilar lorry, the driver train be connected with linear structural laser projector 30 preferably is set to comprise and orders about linear structural laser projector 30 along vertically mobile lifting unit, and orders about the rotary unit that linear structural laser projector 30 rotates, fiducial cameras 10, auxiliary camera 20 is respectively used to synchronous the shooting and is incident upon the line-structured light on lorry, and by taking the photograph information conveyance to primary controller 40, for simplified operation more, the position of fiducial cameras 10 and auxiliary camera 20 is preset, be preferably set to the both sides that fiducial cameras 10 and auxiliary camera 20 lay respectively at the line structure projector, and by expansion link, be connected with the line structure projector respectively, by adjusting respectively the distance between fiducial cameras 10 and auxiliary camera 20 and linear structural laser projector 30, realize the shooting for dissimilar lorry, track calibrating device 60 is measured its displacement situation by displacement pickup 70, primary controller 40 is determined the orbital position of this operating environment after receiving this displacement condition information accordingly, for simplify the Structure Decreasing cost as far as possible, as shown in Figure 2, track calibrating device 60 preferably adopts at least one level to demarcate bar 61 and a vertical bar 62 of demarcating forms, it is telescopic structure that level is demarcated bar 61, its two ends are respectively arranged with the positioning baffle suitable with track 63, level is demarcated to bar 61 and be adjusted into the suitable length engaging in orbit, realize the location of track calibrating device 60, vertically demarcate bar 62 for connecting position displacement sensor 70, separately, vertically demarcate on bar 62 indicator stick can also be set, be convenient to fiducial cameras 10 and catch its position.

When design and installation, as shown in Figure 4, primary controller, telltale etc. can be integrated in control box.

In primary controller 40, be preset with the target gauge (as national standard etc.) of detection, and be preset with comparison module, concrete comparative approach is (in conjunction with Fig. 1, Fig. 2 and Fig. 4): track calibrating device 60 is fixing in orbit, manually or automatically adjust the position of linear structural laser projector 30, by linear structural laser projector 30 incident line structured lights to lorry, primary controller 40 be take fiducial cameras 10De center as the origin of coordinates, building the lorry world coordinate system, fiducial cameras 10 and the synchronous line-structured light of taking on lorry of auxiliary camera 20, and by taking the photograph information conveyance to primary controller 40, primary controller 40 simulates the 3D shape of lorry accordingly in the world coordinate system of above-mentioned setting, primary controller 40 is measured its particular location by the change in displacement of track calibrating device 60, and take the center of horizontal mark post and be initial point, with track alignment, axial and the vertical direction of horizontal mark post is built the track world coordinate systems as three axles, while confirming three direction of principal axis, can using horizontal mark post axially as the first coordinate axle x, the interior direction perpendicular to horizontal mark post of horizontal surface is as the second coordinate axle y, perpendicular to the direction (being the direction of vertical marker post) of horizontal surface as three axes z, consider that road surface not is the level of state, can be by fiducial cameras 10 production vertical marker posts, accuracy with three coordinate axlees of immediate correction, after confirming the track world coordinate system, in conjunction with the interior default target threshold value of primary controller 40, calculate the threshold value corresponding to this orbital environment, primary controller 40 is complementary lorry world coordinate system and track world coordinate system, according to matching relationship, the 3D shape of lorry is corresponded in orbital coordinate system, and compare with the threshold value of this orbital environment in orbital coordinate system, finally reach the testing goal whether differentiation exceeds threshold value, comparative result shows on telltale.

The utility model is usingd track and default threshold value and is combined as detection reference, by laser as weighing scale, accurate computing with primary controller 40 compares, improved the accuracy detected, and do not need to build in advance the mechanical equipments such as large-scale framework, significantly reduced cost, especially be not subjected to place size and such environmental effects, detection is flexible and practicality is high.

Embodiment 2 as shown in Figure 3, this embodiment improves on the basis of embodiment 1, namely, set up memory device 80 and annunciator 90, memory device 80 is connected with primary controller 40 respectively with annunciator 90, and memory device 80 is be used to storing the historical data of detection, so that immediately transfer data, and for the repeated detection in same location, can directly transfer orbital coordinate system, simplify computing; Annunciator 90 can adopt sound and light alarm, and when lorry being detected and transfinite, the instant alerts operator, avoid the misdescription record, forget the accident such as operation.

Finally it should be noted that, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment, the utility model is had been described in detail, those skilled in the art are to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not breaking away from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.

Claims

1. a lorries automobile overweight detecting system, is characterized in that, this system comprises fiducial cameras, auxiliary camera, linear structural laser projector, primary controller, telltale and track calibrating device; Wherein:

2. lorries automobile overweight detecting system according to claim 1 is characterized in that: described driver train comprises orders about the linear structural laser projector along vertically mobile lifting unit, and orders about the rotary unit that the linear structural laser projector rotates.

3. lorries automobile overweight detecting system according to claim 1, it is characterized in that: described fiducial cameras and auxiliary camera lay respectively at the both sides of line structure projector, and by expansion link, are connected with the line structure projector respectively.

4. lorries automobile overweight detecting system according to claim 1 is characterized in that: described track calibrating device comprises that at least a level demarcates bar and and vertically demarcate bar.

5. lorries automobile overweight detecting system according to claim 4 is characterized in that: it is telescopic structure that described level is demarcated bar, and its two ends are respectively arranged with positioning baffle, and described positioning baffle and track are suitable.

6. according to the described lorries automobile overweight detecting system of the arbitrary claim of claim 1-5, it is characterized in that: this system also comprises memory device, and described memory device is connected with primary controller.

7. according to the described lorries automobile overweight detecting system of the arbitrary claim of claim 1-5, it is characterized in that: this system also comprises annunciator, and described annunciator is connected with primary controller.