CN205210957U - Calibration arrangement for electronic railway connecting net optical imaging equipment - Google Patents
Calibration arrangement for electronic railway connecting net optical imaging equipment Download PDFInfo
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- CN205210957U CN205210957U CN201521035808.XU CN201521035808U CN205210957U CN 205210957 U CN205210957 U CN 205210957U CN 201521035808 U CN201521035808 U CN 201521035808U CN 205210957 U CN205210957 U CN 205210957U
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Abstract
The utility model discloses a calibration arrangement for electronic railway connecting net optical imaging equipment belongs to the image acquisition field of the railway contact net device in the railway contact net safety inspection technique. This calibration device includes that the drawing has contact net support positioner and mark to have the camera of image acquisition equipment and the central square fixed bolster of maring the curtain, being used for fixing the frame of maring four edges on the curtain and being used for braced frame of demarcation of light filling lamp, it supports positioner's actual size to confirm according to the contact net to mark the demarcation scope of curtain, the size of frame is according to the confirmation of size who marks the curtain, the contact net of maring on the curtain supports positioner to support positioner 1 according to actual contact net: 1 draw, the quantity and actual image collection equipment's the camera and the number one -to -one of light filling lamp at the demarcation center of camera and light filling lamp. The demarcation of camera and light filling lamp can be accomplished through this calibration device, the collection image that image acquisition equipment after demarcating can both be accurate on any one kind circuit is made.
Description
Technical field
The utility model relates to the image acquisition field of the railway contact line device in railway contact line safety detection technology, is specifically related to a kind of caliberating device of electrification railway contact net optical imaging apparatus.
Background technology
Along with further developing and widespread use of high-speed railway transportation technology, railway contact line is as the critical facility providing electric energy to locomotive, and whether it is in safe duty also more and more receives publicity.For ensureing that contact net is in good working state, being beneficial to the safe operation of electric railway, should finding as early as possible and processing contact net fault.In reality contact net fault primarily of parts pine, take off, lack, to split etc. and cause, and at present, general tupe is when skylight operation, manually reached the standard grade by workman and patrol and examine, but because field condition is limited, and the factor such as the professional qualities of worker are very different, and likely there will be undetected situation, thus cause a hidden trouble.
Railway contact line safety detection technology supports that the imaging picture of locating device is analyzed by contactless image-forming detecting system to contact net, this technology is the high definition industrial digital camera combination by being arranged in railcar, with vehicle track running, anchor point shooting contact net entirety and key position topography are pressed to contact net equipment, and by the method for computer image analysis and machine vision intellectual analysis, real-time intelligent fractional analysis is carried out to captured image, and after manual confirmation, generate fault state and fault accurate location form, rapid abutting joint net-fault fault can be realized carry out sentencing knowledge and location, and improve fault and sentence knowledge accuracy rate, thus greatly reduce fault from the time being found to maintenance, greatly reduce fault and further develop the normal risk run of impact.And the quality of the picture quality gathered and the precision of grabbing fearness are the bases of subsequent analysis, also there is no a kind of demarcation mode of shooting precision of the image capture device to this technology in prior art, therefore need badly and a kind of demarcate frock and corresponding scaling method carries out Accurate Calibration to image capture device.
Utility model content
For the defect existed in prior art, the purpose of this utility model is the caliberating device providing a kind of electrification railway contact net optical imaging apparatus, can be completed the accurate location of high ferro facilities network image capture device by this device.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A caliberating device for electrification railway contact net optical imaging apparatus, comprising drawing to have contact net to support locating device and mark has the square demarcation curtain at the demarcation center of the camera of image capture device and light compensating lamp, for the framework at fixing demarcation curtain four edges and for supporting the fixed support demarcating curtain; According to contact net, the calibration range of described demarcation curtain supports that the physical size of locating device is determined, the size of described framework is determined according to the size of demarcating curtain; The contact net demarcated on curtain supports according to actual contact net, locating device supports that locating device 1:1 draws; The number one_to_one corresponding of the quantity at the demarcation center of camera and light compensating lamp and the camera of actual image acquisition equipment and light compensating lamp.
Further, the caliberating device of a kind of electrification railway contact net optical imaging apparatus as above, described demarcation curtain there are two cover contact nets to support locating device along the symmetrical drafting drafting of the vertical perpendicular bisector of curtain, the end on of the horizontal bracket of two cover contact positioning devices.
Further, the caliberating device of a kind of electrification railway contact net optical imaging apparatus as above, fixed support comprises firm banking, is vertically set on the vertical rod on firm banking and the bracing frame for fixing vertical rod.
Further, the caliberating device of a kind of electrification railway contact net optical imaging apparatus as above, described fixed support is one or two; When fixed support is one, the vertical perpendicular bisector position of described demarcation curtain is fixed in support bracket fastened vertical rod; When fixed support is two, the framework of the both sides of described demarcation curtain is individually fixed in two support bracket fastened vertical rods.
Further, the caliberating device of a kind of electrification railway contact net optical imaging apparatus as above, described support bracket fastened bottom equals actual contact net with the difference in height of the support locating device demarcated on curtain and supports the position of locating device and the difference in height of camera position.
Further, the caliberating device of a kind of electrification railway contact net optical imaging apparatus as above, described demarcation curtain has a finedraw every the first fixed range, on demarcation curtain, an adhesive tape is set every the second fixed range for the direction vertical with finedraw.
Further, the caliberating device of a kind of electrification railway contact net optical imaging apparatus as above, the top of described demarcation curtain is provided with mounting hole;
Described caliberating device also comprises the oblique drawing device for launching to demarcate curtain; Described oblique pull dress comprises fixed mount, lateral conductor, handwheel, the pulley be connected with handwheel and hanger bracket, and hanger bracket has hole; Described fixed mount is fixed in vertical rod, and pulley is fixed on the bottom of fixed mount, and hanger bracket is fixed on the top of fixed mount, and one end of lateral conductor is fixed on mounting hole, the other end is fixed on pulley through behind the hole on hanger bracket.
Further, the caliberating device of a kind of electrification railway contact net optical imaging apparatus as above, the two ends up and down of described demarcation curtain are also provided with telescopic cross bar, are connected between cross tube and sheer pole by bracing wire.
Further, the caliberating device of a kind of electrification railway contact net optical imaging apparatus as above, also comprises and is arranged on ground hammer drill, and described demarcation curtain is fixed on hammer drill by bracing wire.
The beneficial effects of the utility model are: the caliberating device of electrification railway contact net optical imaging apparatus provided by the utility model, by the contact net supportive device on simulation high ferro or Pu Tiexianlu, thus by regulating pitching, the deflection angle of industrial camera and light compensating lamp, and then reach the accurate location of industrial camera and light compensating lamp, complete the demarcation of camera and light compensating lamp, make calibrated image capture device can both gather image accurately on any one circuit.
Accompanying drawing explanation
Fig. 1 is the structural representation that railway contact line supports locating device;
Fig. 2 is the schematic diagram of the support locating device inside and outside railway contact line tunnel;
A kind of schematic diagram of caliberating device of electrification railway contact net optical imaging apparatus of Fig. 3 for providing in the utility model embodiment;
The schematic diagram of the caliberating device of the another kind of electrification railway contact net optical imaging apparatus provided in Fig. 4 the utility model embodiment;
The one support bracket fastened structural representation of Fig. 5 for providing in the utility model embodiment;
The another kind support bracket fastened structural representation of Fig. 6 for providing in the utility model embodiment;
Fig. 7 is the structural representation of oblique drawing device in the utility model embodiment;
Fig. 8 is the schematic diagram of timing signal caliberating device in ground in embodiment;
Fig. 9 is the layout schematic diagram of ground timing signal caliberating device and phase unit to be calibrated in embodiment;
Figure 10 is the surface level leveling schematic diagram of ground timing signal phase unit and caliberating device in embodiment;
Figure 11 is the front elevation in embodiment after the installation of roof timing signal caliberating device;
Figure 12 is the side view of roof timing signal caliberating device and thing cloth to be calibrated postpone in embodiment;
Figure 13 is the vertical view of roof timing signal caliberating device and thing cloth to be calibrated postpone in embodiment.
Embodiment
Below in conjunction with Figure of description and embodiment, the utility model is described in further detail.
What contact net real-time intelligent testing and analysis system relied on is to contact net, camera supports that locating device carries out the working method of image acquisition, Fig. 1 shows the structural representation that railway contact line supports locating device, supports that locating device comprises the parts such as top insulator 1 (horizontal bracket insulator), the horizontal bracket of diagonal brace 2,3, double-jacket tube connector 4, carrier cable base for supporting 5, inclined cantilever 6, steady arm 7, positioning pipe 8, below insulator 9 (inclined cantilever insulator).In order to ensure that shot region covers whole parts that locating device supported by described contact net, need to ensure intrasystem each camera, under the various situations of train driving, corresponding shooting area can both be covered, therefore, before image capture device formally uses, need first to demarcate each camera and light compensating lamp, accurately to orient the angle of pitch and the deflection angle of each camera and light compensating lamp, and then reach the accurate location of camera and light compensating lamp, make image capturing system can both gather image accurately on any one circuit.
In order to realize the demarcation to image capture device, the utility model provides a kind of caliberating device of electrification railway contact net optical imaging apparatus, as shown in Figure 3 and Figure 4, this device comprise drafting have contact net support locating device and mark have the square demarcation curtain 10 at the camera of image capture device (i.e. imaging device) and the demarcation center of light compensating lamp, for fixing demarcation curtain 10 4 edges framework 20 and for support demarcation curtain 10 fixed support 30; According to contact net, the calibration range of described demarcation curtain 10 supports that the physical size of locating device is determined, the size of framework 20 is determined according to the size of demarcating curtain 10; The contact net demarcated on curtain 10 supports according to actual contact net, locating device supports that locating device 1:1 draws; The quantity one_to_one corresponding of camera and light compensating lamp in the demarcation centric quantity of camera and light compensating lamp and actual image acquisition equipment.
In present embodiment, the position of the focus of camera when the demarcation center of camera refers to image shot by camera, the position at its light field center when the demarcation center of light compensating lamp refers to light compensating lamp polishing.In reality is demarcated, the region that the demarcation center of camera is taken according to the needs of each camera is determined, the demarcation center of light compensating lamp is determined according to the range of exposures of light compensating lamp.Cross shown in A1-A7 in Fig. 3 and Fig. 4 is the demarcation center of 7 cameras in present embodiment, and the cross shown in B1-B12 is the demarcation center of 12 light compensating lamps.
In order to simulate railway contact line tunnel inside and outside the extreme position (no matter supporting netting twine road to collect the image supporting locating device at the railway of which kind of type) of all support locating devices, in present embodiment, described demarcation curtain 10 there are two cover contact nets to support locating device along the symmetrical drafting drafting of the vertical perpendicular bisector of curtain, the end on of the horizontal bracket of two cover contact positioning devices, as shown in Figures 3 and 4, according to the size of support locating device of reality and the angle of pitch of camera and deflection angle, in present embodiment, the effective range of described demarcation curtain is 7868mm*3520, curtain is of a size of 8080*3520.Fig. 2 is the support locating device schematic diagram in reality inside and outside railway contact line tunnel, and in figure, left side is davit in tunnel, and right side is tunnel outer column.
In order to improve the high-precision calibrating of image capture device as far as possible, in present embodiment, the bottom of described fixed support 30 and demarcation curtain 10 support that the difference in height of locating device equals actual contact net and supports the position of locating device and the difference in height of camera position.That is, each parts of support locating device when making demarcation curtain 10 to be supported each parts of locating device and the difference in height of base and actual image acquisition on catenary mast are identical with the difference in height of camera.
Demarcation curtain 10 after described fixed support 30 launches for fixed support, its concrete form can adopt different structures according to practical application request, the two kinds of support bracket fastened structural representations provided in present embodiment have been shown in Fig. 5 and Fig. 6, as can be seen from Figure, described fixed support 30 comprises firm banking 31, is vertically set on the vertical rod 32 on firm banking 31 and the bracing frame 33 for fixing vertical rod 32.In order to further rigid support, described caliberating device can also comprise the diagonal brace for vertical rod.Carry out ground timing signal, diagonal brace one end is fixed on ground, other end supported rod erecting, and at roof timing signal, diagonal brace one end is fixed on roof, other end supported rod erecting, to improve the steadiness of vertical rod.
Wherein, described fixed support 30 is one or two; When fixed support 30 is one, the vertical perpendicular bisector position of described demarcation curtain 10 is fixed in the vertical rod 32 of fixed support 30, as shown in Figure 4, when fixed support 30 is two, the framework 20 of the both sides of described demarcation curtain 10 is individually fixed in the vertical rod 32 of two fixed supports 30, as shown in Figure 3.
The caliberating device adopting the utility model to provide carries out the timing signal of image capture device, be divided into and ground demarcation carried out to equipment and roof demarcates two large steps, when equipment is not installed to inspection vehicle roof, first preliminary deflection angle and the angle of pitch adjusting each camera (being preferably industrial camera) and light compensating lamp, be installed to the roof of inspection vehicle at equipment after, demarcate frock by roof again to demarcate equipment, thus accurately orient deflection angle and the angle of pitch of industrial camera and light compensating lamp.
In actual applications, the structure of general employing shown in Fig. 3 carries out ground demarcation, adopts the structure shown in Fig. 4 to carry out roof demarcation.
Carrying out the timing signal of image capture device at railway contact line inspection vehicle roof, considering and demarcate curtain comparatively greatly, when being arranged on roof, the considerable influence of wind-force can be subject to, the safety of the accuracy that impact is demarcated and operating personnel, therefore, needs to take draught exclusion device on demarcation curtain.In order to reduce the impact of wind-force, in present embodiment, described demarcation curtain 10 having a finedraw every the first fixed range, on demarcation curtain, an adhesive tape being set every the second fixed range for the direction vertical with finedraw.Adopt which, when the wind blows, will blow open along finedraw, and reduce windage.
At timing signal, in order to improve the steadiness of caliberating device further, caliberating device also comprises can be arranged on ground hammer drill, demarcates after curtain 10 launches and can be fixed on hammer drill by bracing wire, further firm curtain.
Comparatively large owing to demarcating curtain 10, for the ease of expansion and the gathering of curtain, the top of described demarcation curtain is provided with mounting hole 11, as shown in Figure 4; Caliberating device also comprises the oblique drawing device 40 for launching to demarcate curtain 10, as shown in figs. 4 and 7, described oblique drawing device 40 comprises fixed mount 41, lateral conductor 42, handwheel 43 (shown in Fig. 4), the pulley 44 be connected with handwheel and hanger bracket 45, and hanger bracket 45 has hole; Described fixed mount 41 is fixed in vertical rod 32, and pulley 44 is fixed on the bottom of fixed mount 41, and hanger bracket 45 is fixed on the top of fixed mount 41, and one end of lateral conductor 42 is fixed on mounting hole 11, the other end is fixed on pulley 44 through behind the hole on hanger bracket 45.
In present embodiment, the two ends up and down (on upper and lower two edges) of described demarcation curtain 10 are also provided with telescopic cross bar 12, as shown in Figure 4, for guaranteeing that cross bar does not cause because of gravity bending, are connected between cross tube and sheer pole by bracing wire.
Based on the caliberating device provided in present embodiment, the utility model additionally provides a kind of scaling method of electrification railway contact net optical imaging apparatus, and the method mainly comprises the following steps:
Step one: image capture device to be calibrated is carried out ground demarcation; Described image capture device comprises phase unit and light compensating lamp group; The mode of phase unit being carried out to ground demarcation is:
Be positioned over by caliberating device on ground, caliberating device equals the first setpoint distance with the distance of phase unit to be calibrated, and the center demarcating curtain is aimed at the center of the position that phase unit is placed;
According to the demarcation center demarcating the camera that curtain marks, adjust each camera of described phase unit, the demarcation center one_to_one corresponding of the focus making each camera and the camera demarcating curtain;
The mode of light compensating lamp group being carried out to ground demarcation is:
Be positioned over by caliberating device on ground, the distance of caliberating device and light compensating lamp group to be calibrated equals the second setpoint distance, and the center demarcating curtain is aimed at the center of the position that light compensating lamp group is placed;
According to the demarcation center demarcating the light compensating lamp that curtain marks, adjust each light compensating lamp of described light compensating lamp group, the demarcation center one_to_one corresponding of the light field center making each light compensating lamp and the camera demarcating curtain;
Step 2: carry out roof demarcation by completing the image capture device to be calibrated demarcated on ground; The mode of phase unit being carried out to roof demarcation is:
Caliberating device is positioned over high ferro Contact Line Detection roof, caliberating device equals the first setpoint distance with the distance of phase unit to be calibrated, and the center demarcating curtain is aimed at the center of the position that phase unit is placed;
According to the demarcation center demarcating the camera that curtain marks, adjust each camera of described phase unit, the demarcation center one_to_one corresponding of the focus making each camera and the camera demarcating curtain;
The mode of light compensating lamp group being carried out to roof demarcation is:
Caliberating device is positioned over high ferro Contact Line Detection roof, the distance of caliberating device and light compensating lamp group to be calibrated equals the first setpoint distance, and the center demarcating curtain is aimed at the center of the position that light compensating lamp is placed;
According to the demarcation center demarcating the light compensating lamp that curtain marks, adjust each light compensating lamp of described light compensating lamp group, the demarcation center one_to_one corresponding of the light field center making each light compensating lamp and the camera demarcating curtain.
Below in conjunction with specific embodiment, caliberating device provided by the utility model and scaling method are further described.
Embodiment
In the present embodiment, the image capture device of the support locating device for taking electrification railway contact net of inspection car car body top is arranged on as shown in Figure 13 in reality, actual image capture device comprises two phase units, along forward direction phase unit and the backward phase unit of train working direction, two phase units are symmetrical arranged along the AA ' described in figure, each phase unit has corresponding light compensating lamp group, in the present embodiment, each phase unit comprises two row's cameras, each light compensating lamp group comprises two row's light compensating lamps, often arrange 7, camera, often arrange light compensating lamp 6.
In the present embodiment, demarcate curtain and be of a size of 8080mm*3520mm, effective calibration range is 7868mm*3520mm, as shown in Figure 8.Need the region of responsible shooting and light compensating lamp to need the light filling region of being responsible for according to camera, curtain marks out the demarcation center of camera and light compensating lamp; In the present embodiment, cross shown in A1-A7 in figure is that (before and after in two row's cameras, identical shooting area is responsible for by the cameras of relevant position for the demarcation center of 7 cameras, therefore, only need 7 and demarcate center), the cross shown in B1-B12 is the demarcation center of 12 light compensating lamps.In actual applications, curtain can adopt gridding to draw, and is printed on a mesh lines as horizontal direction and vertical direction are every 250mm interval so that on curtain the mark at the demarcation center of calibration for cameras and light compensating lamp.
Step one: the ground of carrying out image capture device is demarcated, the deflection angle of each camera of preliminary adjustment and light compensating lamp and the angle of pitch.
The present embodiment, carry out ground timing signal, first framework is adopted to fix the four edges demarcating curtain, in the present embodiment, framework comprises two transverse frames and two vertical frameworks of aluminum alloy material, because the size of curtain is larger, can some root framework gemel connections can be adopted to form by each framework, can according to the size of the size determination aluminum alloy frame of demarcation curtain, several aluminum alloy frames pass through the different setting angles of hinge, how long 8 meters are reached after expansion, adopt the aluminium alloy subframe of gemel connection, can rapid deployment, fast folding, convenient for collecting is placed.
Complete curtain four edges fixing after, the curtain fixed is arranged on fixed support, in the present embodiment, carry out ground timing signal, adopt two fixed supports, supporting structure as shown in Figure 5, the height of support is 4220mm, as shown in Figure 10, is fixedly connected in support bracket fastened vertical rod by the left and right sides (two vertical frameworks) demarcating curtain, and curtain is opened completely, after fixing expansion, caliberating device is as shown in Figure 8.
Carrying out the ground timing signal of phase unit, caliberating device is positioned over camera lens installation unit and (comprises camera fixing support, the structures such as base, the place of front 4500mm as shown in Figure 8), the center demarcating curtain is aimed at the center of the position that phase unit is placed, namely the vertical perpendicular bisector of curtain is aimed at the center of phase unit, as shown in Figure 8, after placement completes, need to carry out leveling process, ensure that camera lens installation unit and caliberating device are in same level, as shown in Figure 10, in the present embodiment, the actual range of camera and caliberating device is 4184mm, as shown in figure 13, complete the schematic diagram of demarcation cloth postpone as shown in Figure 9.Carrying out timing signal, if there is wind, application oblique rope is reinforced vertical rod.
Complete the cloth postpone of caliberating device and phase unit to be calibrated, start the demarcation of each camera carrying out phase unit, concrete, according to demarcate on curtain mark the demarcation center of each camera, the deflection angle of each camera of adjustment phase unit and the angle of pitch, make the demarcation center one_to_one corresponding of the focus of each camera of phase unit and the corresponding number on curtain.After completing and having demarcated, need to make marks being demarcated on the The Cloud Terrace of thing (camera), red symbol paint can be sprayed.Carry out timing signal on ground, a row demarcated by the camera of phase unit at every turn, and part completes for twice.
Equally, carrying out the ground timing signal of light compensating lamp, light compensating lamp group to be calibrated is positioned over the position at phase unit place in Fig. 9, in the present embodiment, the distance of light compensating lamp group and caliberating device is 3164mm, according to the demarcation center of light compensating lamp each on curtain, adjusts each light compensating lamp of light compensating lamp group, make each light compensating lamp on the light field center of each light compensating lamp after adjustment and curtain demarcate center one_to_one corresponding, the ground completing light compensating lamp group is demarcated.Equally, light compensating lamp group also can be carried out at twice, each demarcation one row light compensating lamp group.
Step 2: the ground of carrying out image capture device is demarcated, the deflection angle of each camera of accurate adjustment and light compensating lamp and the angle of pitch.
After the ground completing phase unit and light compensating lamp group is demarcated, then carry out roof demarcation.In the present embodiment, need the mounting arrangements situation of the image capture device according to reality, respectively two phase units and two light compensating lamps are demarcated respectively, namely respectively the left and right sides of the AA ' axis of symmetry shown in Figure 13 is demarcated respectively.Be described to carry out demarcation to left-side device in the present embodiment.
First, be installed on by caliberating device on the left side mounting platform of inspection vehicle roof, the mounting platform that the present embodiment gathers is the steel plate that 10mm is thick, and the horizontal range of caliberating device distance camera lens installation unit is 4500mm, as shown in Figure 12 and Figure 13.Roof timing signal, caliberating device and equipment to be calibrated also need to be positioned at same level, consider that curtain is larger, when being arranged on roof, the considerable influence of wind-force can be subject to, in order to the impact of less wind-force, in the present embodiment, demarcate curtain and cut a finedraw every 500mm, connect every 800mm one slat gum band.In order to add the effect of strong pull-up, hanging with telescopic cross bar respectively in the two edges up and down of curtain: this cross bar is in no, and be in contraction state, timing signal is trailing, between upper and lower two cross bars, having bracing wire to be connected.In order to ensure the security in calibration process and be convenient to demarcate, in the present embodiment, bracing wire has also been drawn respectively in the top of curtain and bottom, the other end of bracing wire is fixed on the hammer drill on ground, also be provided with the diagonal brace for reinforcing column, the one end supported is fixed on roof surface level, other end supported rod erecting, as shown in figure 12.
Roof timing signal, adopt the fixing rack structure shown in a Fig. 6, support bracket fastened vertical rod is formed by gemel connection by four sections of aluminium alloys.First, on the platform reserved on roof by support bracket fastened floor installation, then vertical rod is launched, curtain and oblique drawing device are fixed in vertical rod, then vertical rod is fixed on base, launch two cross bars on curtain, then, by hand handwheel, lateral conductor drives curtain upwards, controls the expansion of curtain.Be installed on the caliberating device of roof as shown in figure 11, in the present embodiment, the height on curtain distance ground is 4025mm, and the height of curtain distance roof mounting platform is 240mm, and the distance on the hanger bracket distance ground of oblique drawing device is 8640mm.
Complete caliberating device installation and fixing after, carry out the demarcation of phase unit and light compensating lamp group respectively, equally timing signal is carried out for phase unit, according to demarcate on curtain mark the demarcation center of each camera, the deflection angle of each camera of adjustment phase unit and the angle of pitch, make the demarcation center one_to_one corresponding of the focus of each camera of phase unit and the corresponding number on curtain; Carry out light compensating lamp group timing signal, according to the demarcation center of light compensating lamp each on curtain, each light compensating lamp of light compensating lamp group is adjusted, make each light compensating lamp on the light field center of each light compensating lamp after adjustment and curtain demarcate center one_to_one corresponding.After completing the demarcation of side, then by handwheel, curtain is drawn in, then vertical rod is unloaded, take off curtain and oblique drawing device, folding vertical rod, unload firm banking.Afterwards, caliberating device is installed on the mounting platform on the right side of roof, carries out the demarcation of right camera group and light compensating lamp group.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technology thereof, then the utility model is also intended to comprise these change and modification.
Claims (9)
1. a caliberating device for electrification railway contact net optical imaging apparatus, is characterized in that: comprising drawing to have contact net to support locating device and mark has the square demarcation curtain (10) at the demarcation center of the camera of image capture device and light compensating lamp, for the framework (20) at fixing demarcation curtain (10) four edges and the fixed support (30) for demarcating curtain (10); According to contact net, the calibration range of described demarcation curtain (10) supports that the physical size of locating device is determined, the size of described framework (20) is determined according to the size of demarcating curtain; The contact net demarcated on curtain (10) supports according to actual contact net, locating device supports that locating device 1:1 draws; The number one_to_one corresponding of the quantity at the demarcation center of camera and light compensating lamp and the camera of actual image acquisition equipment and light compensating lamp.
2. the caliberating device of a kind of electrification railway contact net optical imaging apparatus according to claim 1, it is characterized in that: described demarcation curtain (10) has two cover contact nets to support locating device along the symmetrical drafting drafting of vertical perpendicular bisector of curtain, the end on of the horizontal bracket of two cover contact positioning devices.
3. the caliberating device of a kind of electrification railway contact net optical imaging apparatus according to claim 1, is characterized in that: fixed support (30) comprises firm banking (31), is vertically set on the vertical rod (32) on firm banking (31) and the bracing frame (33) for fixing vertical rod (32); Caliberating device also comprises the diagonal brace for supported rod erecting (32).
4. the caliberating device of a kind of electrification railway contact net optical imaging apparatus according to claim 3, is characterized in that: described fixed support (30) is one or two; When fixed support (30) is one, the vertical perpendicular bisector position of described demarcation curtain (10) is fixed in the vertical rod (32) of fixed support (30); When fixed support (30) is two, the framework (20) of the both sides of described demarcation curtain (10) is individually fixed in the vertical rod (32) of two fixed supports (30).
5. according to the caliberating device of a kind of electrification railway contact net optical imaging apparatus one of Claims 1-4 Suo Shu, it is characterized in that: the bottom of described fixed support (30) equals actual contact net with the difference in height of the support locating device demarcated on curtain (10) and supports the position of locating device and the difference in height of camera position.
6. according to the caliberating device of a kind of electrification railway contact net optical imaging apparatus one of Claims 1-4 Suo Shu, it is characterized in that: described demarcation curtain (10) has a finedraw every the first fixed range, every the second fixed range, an adhesive tape is set in demarcation curtain (10) the upper direction vertical with finedraw.
7. the caliberating device of a kind of electrification railway contact net optical imaging apparatus according to claim 3, is characterized in that: the top of described demarcation curtain (10) is provided with mounting hole (11);
Described caliberating device also comprises the oblique drawing device (40) for launching to demarcate curtain (10); Described oblique drawing device (40) comprises fixed mount (41), lateral conductor (42), handwheel (43), the pulley (44) be connected with handwheel and hanger bracket (45), and (45) have hole to hanger bracket; Described fixed mount (41) is fixed in vertical rod (32), pulley (44) is fixed on the bottom of fixed mount (41), hanger bracket (45) is fixed on the top of fixed mount (41), and one end of lateral conductor (42) is fixed on mounting hole (11), the other end is fixed on pulley (44) through behind the hole on hanger bracket (45).
8. according to the caliberating device of a kind of electrification railway contact net optical imaging apparatus one of Claims 1-4 Suo Shu, it is characterized in that: the two ends up and down of described demarcation curtain (10) are also provided with telescopic cross bar (12), are connected between cross tube and sheer pole by bracing wire.
9. according to the caliberating device of a kind of electrification railway contact net optical imaging apparatus one of Claims 1-4 Suo Shu, it is characterized in that: also comprise and be arranged on ground hammer drill, described demarcation curtain is fixed on hammer drill by bracing wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521035808.XU CN205210957U (en) | 2015-12-14 | 2015-12-14 | Calibration arrangement for electronic railway connecting net optical imaging equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521035808.XU CN205210957U (en) | 2015-12-14 | 2015-12-14 | Calibration arrangement for electronic railway connecting net optical imaging equipment |
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| CN205210957U true CN205210957U (en) | 2016-05-04 |
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| CN201521035808.XU Withdrawn - After Issue CN205210957U (en) | 2015-12-14 | 2015-12-14 | Calibration arrangement for electronic railway connecting net optical imaging equipment |
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| CN (1) | CN205210957U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105389824A (en) * | 2015-12-14 | 2016-03-09 | 江苏新绿能科技有限公司 | Calibration apparatus and calibration method for optical imaging device of electrified railway catenary |
| CN106767696A (en) * | 2016-12-22 | 2017-05-31 | 天津木牛流马科技发展有限公司 | A kind of contact net moves dummy level measuring instrument |
| CN112082993A (en) * | 2020-08-04 | 2020-12-15 | 上海交通大学 | Online detection system and detection method for hard points of contact network |
-
2015
- 2015-12-14 CN CN201521035808.XU patent/CN205210957U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105389824A (en) * | 2015-12-14 | 2016-03-09 | 江苏新绿能科技有限公司 | Calibration apparatus and calibration method for optical imaging device of electrified railway catenary |
| CN105389824B (en) * | 2015-12-14 | 2017-12-15 | 江苏新绿能科技有限公司 | The caliberating device and scaling method of electrification railway contact net optical imaging apparatus |
| CN106767696A (en) * | 2016-12-22 | 2017-05-31 | 天津木牛流马科技发展有限公司 | A kind of contact net moves dummy level measuring instrument |
| CN112082993A (en) * | 2020-08-04 | 2020-12-15 | 上海交通大学 | Online detection system and detection method for hard points of contact network |
| CN112082993B (en) * | 2020-08-04 | 2021-12-10 | 上海交通大学 | Online detection system and detection method for hard points of contact network |
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