CN114684209A - Measuring device and measuring method for installation of catenary dropper - Google Patents
Measuring device and measuring method for installation of catenary dropper Download PDFInfo
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- CN114684209A CN114684209A CN202210295419.9A CN202210295419A CN114684209A CN 114684209 A CN114684209 A CN 114684209A CN 202210295419 A CN202210295419 A CN 202210295419A CN 114684209 A CN114684209 A CN 114684209A
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- 238000000034 method Methods 0.000 title claims abstract description 8
- 238000009434 installation Methods 0.000 title claims description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 10
- 238000005259 measurement Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000005457 optimization Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D15/00—Other railway vehicles, e.g. scaffold cars; Adaptations of vehicles for use on railways
- B61D15/08—Railway inspection trolleys
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F13/00—Rail vehicles characterised by wheel arrangements, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F9/00—Rail vehicles characterised by means for preventing derailing, e.g. by use of guide wheels
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
- G01B11/0608—Height gauges
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transportation (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
A measuring device and a measuring method for installing a catenary dropper comprise a trolley body, a measuring traversing mechanism and a track supporting mechanism; the vehicle body comprises a bottom plate and a walking assembly capable of driving the measuring device to walk on the rail, and the walking assembly is arranged on the bottom plate; the measuring and traversing mechanism comprises a measuring and mounting plate, a first driving assembly and a laser radar assembly for measuring the contact net and the dropper, the laser radar assembly is arranged on the measuring and mounting plate in a sliding manner, and the first driving assembly can enable the laser radar assembly to move on the measuring and mounting plate; the track supporting mechanism comprises a supporting mounting plate, a second driving assembly and a plurality of supporting wheels which can be in contact with the inner side surface of the track, and the supporting wheels are in sliding connection with the supporting mounting plate through a connecting mechanism; the supporting mounting plate and the measuring mounting plate are fixedly connected with the bottom plate. The device is used for measuring the contact net and the dropper, and the measuring device has high adaptability, high stability and low measuring cost.
Description
Technical Field
The invention relates to the technical field of contact network dropper measurement, in particular to a measuring device and a measuring method for installation of a contact network dropper.
Background
The contact net dropper is an important component of the contact suspension device, connects a carrier cable and a contact line, stabilizes the mechanical structure of the contact net, and ensures the uniform elasticity of the contact net. At present, after the dropper is installed and is measured by using a rail measuring vehicle, the unqualified dropper is manually rectified and improved, and the rail vehicle is used for retesting, so that the measuring mode can generate repeated retesting, the measuring cost of the rail measuring vehicle is high, the equipment is not easy to be on-line, and finally the cost waste is easily caused.
Disclosure of Invention
In the prior art, the measurement cost of a contact wire dropper is high, and in order to solve the defect, the invention provides a measurement device and a measurement method for installing a contact wire dropper, which are used for measuring the height, the pull-out value and the deviation of the dropper of the contact wire dropper after the dropper is installed, the device is placed on a track, a track supporting mechanism is started, and a supporting wheel is ensured to be contacted with the inner side surface of the track; the transverse movement mechanism is started to measure, image scanning is carried out through the laser radar assembly, the position of the body is automatically adjusted, the whole structure is safe and reliable, the line is easy to carry, and the stability is high.
In order to achieve the purpose, the invention adopts the specific scheme that: the utility model provides a measuring device is used in installation of contact net dropper which characterized in that: comprises a vehicle body, a measuring cross sliding mechanism and a track supporting mechanism; the vehicle body comprises a bottom plate and a walking assembly capable of driving the measuring device to walk on the rail, and the walking assembly is arranged on the bottom plate; the measuring and traversing mechanism comprises a measuring and mounting plate, a first driving assembly and a laser radar assembly for measuring the contact net and the suspension strings, wherein the laser radar assembly is arranged on the measuring and mounting plate in a sliding manner, and the first driving assembly can enable the laser radar assembly to move on the measuring and mounting plate; the track supporting mechanism comprises a supporting mounting plate, a second driving assembly and a plurality of supporting wheels which can be in contact with the inner side surface of the track, and the supporting wheels are in sliding connection with the supporting mounting plate through a connecting mechanism; the supporting mounting plate and the measuring mounting plate are fixedly connected with the bottom plate.
The invention relates to a further optimization of the measuring device for installing the catenary dropper, which comprises the following steps: the automobile body still includes the shell, and the shell can be dismantled with the bottom plate and be connected, and the shell encloses with the bottom plate and closes out the space that is used for holding measurement sideslip mechanism, and first through-hole has been seted up at the shell top, and laser radar subassembly top slides and sets up in first through-hole.
The invention relates to a measuring device for installing a contact net dropper, which is further optimized as follows: the walking assembly comprises a plurality of wheel shafts which are connected with the bottom plate in a rotating mode, and the two ends of each wheel shaft are detachably connected with walking wheels which can rotate on the track.
The invention relates to a further optimization of the measuring device for installing the catenary dropper, which comprises the following steps: the laser radar device comprises a first driving assembly, a second driving assembly and a laser radar component, wherein the first driving assembly comprises a driving motor and a second moving plate, the driving motor is connected with a lead screw in a driving mode, the laser radar assembly is fixedly connected onto the second moving plate, the lead screw penetrates through the second moving plate to drive the second moving plate to reciprocate, and two sides of the lead screw are respectively provided with a guiding unit.
The invention relates to a further optimization of the measuring device for installing the catenary dropper, which comprises the following steps: the guide unit comprises a second slide rail arranged in parallel with the lead screw and a second slide block connected with the second slide rail in a sliding mode, the second slide rail is fixedly connected to the measuring installation plate, and the second moving plate is fixedly connected with the second slide block.
The invention relates to a further optimization of the measuring device for installing the catenary dropper, which comprises the following steps: the second moving plate is rectangular, and two ends of the second moving plate are provided with telescopic flexible protective covers.
The invention relates to a further optimization of the measuring device for installing the catenary dropper, which comprises the following steps: coupling mechanism includes two coupling assembling, and coupling assembling includes through slip unit and support mounting panel sliding connection's first movable plate, and the supporting wheel can be dismantled with first movable plate and be connected, the slip unit includes a plurality of and first movable plate fixed connection's first slider and a plurality of and support mounting panel fixed connection's first slide rail, and first slider corresponds the slip setting on first slide rail.
The invention relates to a further optimization of the measuring device for installing the catenary dropper, which comprises the following steps: the second driving assembly comprises an air cylinder fixedly connected to the supporting mounting plate, and the air cylinder pushes the first moving plate to move through the transmission unit.
The invention relates to a further optimization of the measuring device for installing the catenary dropper, which comprises the following steps: the transmission unit comprises a steering rod arranged at the center of the supporting and mounting plate and a connecting sheet pushed by an air cylinder, the connecting sheet is fixedly connected with the steering rod and is close to one end of the steering rod, the center of the steering rod is rotatably connected with the supporting and mounting plate through a first rotating shaft, two ends of the steering rod are rotatably connected with connecting rods, and the connecting rods are rotatably connected with the first moving plate.
A measuring method for installing a catenary dropper is based on the measuring device for installing the catenary dropper and comprises the following steps: s1, placing the measuring device on the track, and then starting the second driving assembly to enable the supporting wheels to be in contact with the inner side face of the track; and S2, the measuring device moves along the track direction, the laser radar component detects the installed contact net and the hanger, and meanwhile, the first driving component can effectively compensate the measuring point in the measuring range of the laser radar component, so that accurate measuring data can be obtained.
Has the advantages that:
1) according to the measuring device and the measuring method for installing the catenary dropper, after the dropper of the whole anchor section is installed, the measuring device conducts retesting on the height of the contact line and the installation position of the dropper, and can conduct measurement under various environments, the adaptability of equipment is high, the whole structure is safe and reliable, the carrying and the on-line are easy, the stability is high, and the measuring cost is low;
2) in the invention, the arrangement of the shell and the side plates respectively plays a role in protecting and preventing dust for the measuring transverse moving mechanism and the track supporting mechanism;
3) according to the invention, the walking wheels and the supporting wheels are detachably arranged, so that the walking wheels and the supporting wheels can be replaced regularly, the supporting wheels are in contact with the inner side of the track, the stability of the measuring device is improved, and the measuring device is prevented from moving in the direction vertical to the track and even being separated from the track;
4) according to the invention, the arrangement of the connecting mechanism can ensure that the supporting wheels can move at the two ends of the supporting mounting plate simultaneously.
Drawings
Fig. 1 is a plan view of a measuring device for installing a catenary dropper;
FIG. 2 is a bottom view of the measuring device for installing a catenary dropper;
FIG. 3 is a front view of a measuring device for installing a catenary dropper;
FIG. 4 is a side cross-sectional view of a measuring device for installing a catenary dropper;
FIG. 5 is a schematic view of the structure of the vehicle body;
FIG. 6 is a schematic view of a structure for measuring the position of the traversing mechanism and the base plate;
FIG. 7 is a schematic view of the measuring traverse mechanism;
FIG. 8 is a top view of the track support mechanism;
FIG. 9 is a front view of the track support mechanism;
description of the drawings: 1. the device comprises a shell, 2, a flexible protective cover, 3, a laser radar assembly, 4, an eye bolt, 5, a wheel shaft, 6, a walking wheel, 7, a supporting wheel, 8, a motor shell, 9, a connector, 10, a bearing seat, 11, a driving motor, 12, a supporting plate, 13, a first moving plate, 14, a first sliding block, 15, a first sliding rail, 16, a connecting sheet, 17, a connecting rod, 18, a steering rod, 19, a supporting mounting plate, 20, a bottom plate, 21, a baffle, 23, a first connecting block, 25, an aluminum profile, 26, a first rotating shaft, 27, a second moving plate, 28, a lead screw, 29, a second connecting block, 30, a second sliding block, 31, a second sliding rail, 32, a cylinder, 33, a piston, 34, an adapter rod, 35, a second rotating shaft, 36, a first through hole, 37, a side plate, 38, a measuring mounting plate, 39 and a cushion block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A measuring device for installing a contact net dropper comprises a vehicle body, a measuring and traversing mechanism and a track supporting mechanism. The automobile body includes bottom plate 20 and can drive the running gear who measures the collimation and walk on the track, and running gear sets up on bottom plate 20, and in this embodiment, bottom plate 20 has seted up the through-hole for rectangular plate and symmetry, and the effect of seting up the through-hole is the weight that alleviates bottom plate 20. The walking assembly comprises a plurality of wheel shafts 5 which are rotatably connected with the base plate 20, the number of the wheel shafts 5 can be 2-4, in the embodiment, the number of the wheel shafts 5 is 2, the wheel shafts 5 are arranged on the lower side of the base plate 20 and extend out of the base plate, the wheel shafts 5 are rotatably connected with the base plate 20 through two bearing seats 10, and the bearing seats 10 are connected with the base plate 20 through bolts. Can dismantle at the both ends of shaft 5 and be connected with can be on the track pivoted walking wheel 6, shaft 5 and the coaxial setting of walking wheel 6, in this embodiment, shaft 5 is connected through a connecting bolt coaxial with walking wheel 6, and walking wheel 6 causes the wearing and tearing of walking wheel 6 with the contact friction of track upper surface for a long time, needs regularly to change walking wheel 6, and consequently, walking wheel 6 can be dismantled and set up and be convenient for change.
The measuring and traversing mechanism comprises a measuring and mounting plate 38, a first driving assembly and a laser radar assembly 3 for measuring the contact net and the dropper, the measuring and traversing mechanism is arranged on the upper side of the bottom plate 20, the measuring and mounting plate 38 is a rectangular plate, the length of the measuring and mounting plate is the same as that of the bottom plate 20, and the width of the measuring and traversing mechanism is smaller than that of the bottom plate 20, as shown in fig. 7, the first driving assembly is arranged on the right side of the measuring and mounting plate 38, the laser radar assembly 3 is arranged on the measuring and mounting plate 38 in a sliding manner, and the first driving assembly can enable the laser radar assembly 3 to move on the measuring and mounting plate 38. In this embodiment, the laser radar unit 3 is used to measure the contact line height, the pull-out value, the dropper offset value, and the like, and the measurement is performed by transmitting a laser beam and receiving an echo signal of the laser beam.
Track supporting mechanism is including supporting mounting panel 19, second drive assembly and a plurality of supporting wheel 7 that can contact with the track medial surface, and track supporting mechanism sets up at bottom plate 20's downside, and supporting mounting panel 19 is rectangular shaped plate, and its length is the same with bottom plate 20 length, the width is less than bottom plate 20 width, and four through-holes have been seted up to the symmetry on the supporting mounting panel 19, play the effect that alleviates supporting mounting panel 19 weight. The axis of the supporting wheel 7 is vertical to the axis of the wheel shaft 5, the supporting wheel 7 is connected with the supporting mounting plate 19 in a sliding mode through a connecting mechanism, the number of the supporting wheels 7 can be 2-4, and in the embodiment, the number of the supporting wheels 7 is 4. Measuring device work is on outdoor high-speed railway track, and operational environment is more complicated promptly, and the during operation need remove supporting wheel 7 and contact with the track inboard up to supporting wheel 7 to can follow the track and remove, supporting wheel 7 sets up the stability that improves measuring device, avoids measuring device to remove or even break away from the track along the perpendicular to track direction.
The vehicle body is further defined: the car body also comprises a shell 1, the shell 1 is composed of a top plate and four side plates, four edges of the top plate are respectively welded with the four side plates, the shell 1 is detachably connected with a bottom plate 20, an aluminum profile 25 is fixedly connected with the edge of the bottom plate 20, the two connection modes are bolt connection, the side plates are detachably connected on the aluminum profile 25, the two connection modes are bolt connection, a space for accommodating a measuring transverse movement mechanism is enclosed by the shell 1 and the bottom plate 20, a first through hole 36 is formed in the top of the shell 1, namely a first through hole 36 is formed in the top plate, the first through hole 36 is a strip-shaped through hole, the length of the first through hole is smaller than that of the top plate, the width of the first through hole is slightly larger than that of the top of the laser radar component 3, the top of the laser radar component 3 is slidably arranged in the first through hole 36, catenary dropper is arranged outdoors, dust accumulation is easy to generate in a measuring device, and the shell 1 can prevent dust from entering the shell 1, the dustproof function is realized on the measuring and traversing mechanism; meanwhile, the shell 1 also plays a role in protecting the measuring and traversing mechanism and prevents external force from damaging the measuring and traversing mechanism.
Further defining the first drive assembly: first drive assembly includes driving motor 11 and second movable plate 27, driving motor 11 drive is connected with lead screw 28, driving motor 11 fixed connection is at the left end of measuring mounting panel 38, measure mounting panel 38's left end edge fixedly connected with one end open-ended motor casing 8, and motor casing 8 opening down, driving motor 11 can dismantle the bottom of connection at motor casing 8, setting up of motor casing 8 plays dirt-proof effect to driving motor 11, a plurality of through-hole has been seted up on the 8 curb plates of motor casing, be favorable to driving motor 11's heat dissipation like this. The screw 28 is arranged at the center of the measuring mounting plate 38 and along the length direction of the measuring mounting plate 38, the length of the screw 28 is smaller than that of the measuring mounting plate 38, and the screw 28 is rotatably connected with the measuring mounting plate 38 through two bearing seats, as shown in fig. 7, and the motor shaft of the driving motor 11 is fixedly connected with the screw 28. The second moving plate 27 is a square plate, the side length of the second moving plate is slightly larger than the distance between the two second sliding rails 31, the laser radar assembly 3 is fixedly connected to the second moving plate 27, the lead screw 28 passes through the second moving plate 27 to drive the second moving plate 27 to reciprocate, in this embodiment, the second moving plate 27 is arranged above the lead screw 28, the laser radar assembly 3 is fixedly connected to the upper side of the second moving plate 27, the second moving plate 27 and the lead screw are connected through a bolt, the second connecting block 29 is fixedly connected to the central position of the lower side of the second moving plate 27, the second connecting block 29 is a square block, the side length of the second connecting block is smaller than the side length of the second moving plate 27, a threaded through hole matched with the lead screw 28 is formed in the second connecting block 29, and the lead screw 28 passes through the threaded through hole. The rotation of the motor shaft drives the screw 28 to rotate, the rotation of the screw 28 drives the second connecting block 29 to move along the length direction of the screw 28, and further drives the laser radar component 3 to move along the length direction of the screw 28, and the driving motor 11 is a forward and reverse rotating motor, so that the laser radar component 3 can reciprocate; if the screw 28 directly passes through the second moving plate 27, the second moving plate 27 needs a certain thickness, but the thickness of the second moving plate 27 is reduced by the second connecting block 29, and the overall weight can be reduced because the size of the second connecting block 29 is smaller than that of the second moving plate 27.
One guide unit is provided on each side of the screw 28. The guide unit includes the second slide rail 31 and the second slider 30 with second slide rail 31 sliding connection with each parallel arrangement of lead screw 28, second slide rail 31 fixed connection is on measuring mounting panel 38, second movable plate 27 and second slider 30 fixed connection, second slide rail 31 passes through cushion 39 and is connected with measuring mounting panel 38, all through a plurality of bolted connection between second slide rail 31 and the cushion 39 and between cushion 39 and the measuring mounting panel 38, the setting of second slide rail 31 not only has the guide effect to laser radar subassembly 3, and guaranteed that laser radar subassembly 3 can not revolve round lead screw 28.
The measuring and traversing mechanism is further improved: the second moving plate 27 is rectangular, two ends of the second moving plate 27 are respectively provided with a flexible protective cover 2 which can stretch, a closed space which can contain the screw 28 and the second slide rail 31 is formed between the flexible protective covers 2 and the measuring installation plate 38, as shown in fig. 7, the flexible boot 2 is detachably attached to the left and right sides of the second moving plate 27, which may be bolted, the left end and the right end of the measuring installation plate 38 are both fixedly connected with a baffle 21, the baffle 21 at the right end is provided with a through hole for the lead screw 28 to pass through, the baffle 21 is used for fixing the flexible protection cover 2, the baffle 21 and the flexible protection cover are connected through a bolt, when the laser radar component 3 moves rightwards, the right-end flexible protective cover 2 is compressed, the left-end flexible protective cover 2 is stretched, and when the laser radar component 3 moves leftwards, the left-end flexible protective cover 2 is compressed, and the right-end flexible protective cover 2 is stretched; the flexible protective cover 2 not only has a buffering effect on the laser radar assembly 3, but also has a protection effect on the screw rod 28 and the second slide rail 31.
The connection mechanism is further defined as follows: coupling mechanism includes two coupling assembling, two coupling assembling are identical, as fig. 8, two coupling assembling difference fixed connection are at the both ends and the symmetry setting of supporting mounting panel 19, coupling assembling include with supporting mounting panel 19 sliding connection's first movable plate 13, supporting wheel 7 can dismantle with first movable plate 13 and be connected, first movable plate 13 passes through slip unit and supporting mounting panel 19 sliding connection, the slip unit includes a plurality of and first movable plate 13 fixed connection's first slider 14 and a plurality of and supporting mounting panel 19 fixed connection's first slide rail 15, first slider 14 corresponds the slip setting on first slide rail 15. The first moving plate 13 is a rectangular plate, the number of the first sliding blocks 14 may be 1 to 2, and the number of the first sliding rails 15 may be 1 to 2, in this embodiment, the number of the first sliding blocks 14 is 2, the number of the first sliding rails 15 is 2, and the two first sliding rails 15 are symmetrically arranged. The first slide rail 15 is connected to the support mounting plate 19 by bolts, and the first moving plate 13 is connected to the first slider 14 by bolts. Can dismantle on the first movable plate 13 and be connected with two supporting wheels 7, the equal fixedly connected with backup pad 12 in upper and lower both ends of first movable plate 13, backup pad 12 sets up with first movable plate 13 is perpendicular, as shown in fig. 9, backup pad 12 is the Z template, the one end of backup pad 12 is fixed with first movable plate 13 and is connect, the other end can be dismantled and be connected with supporting wheel 7, backup pad 12 and supporting wheel 7 can be through bolted connection or threaded connection, in this embodiment, supporting wheel 7 is connected through rather than coaxial bolt, supporting wheel 7 and the contact of track medial surface, supporting wheel 7 produces the loss with the track medial surface friction for a long time in the course of the work easily, consequently, after using a period, will change supporting wheel 7, consequently, supporting wheel 7 can be dismantled and set up and be convenient for change supporting wheel 7. In this embodiment, the support plate 12 and the first moving plate 13 may be an integral structure.
The second drive assembly is further defined: the second driving assembly comprises an air cylinder 32 fixedly connected to the support mounting plate 19, and the air cylinder 32 pushes the first moving plate 13 to move through the transmission unit. The transmission unit comprises a steering rod 18 arranged at the central position of a support mounting plate 19 and a connecting piece 16 pushed by an air cylinder 32, the connecting piece 16 is fixedly connected with the steering rod 18 and is close to one end of the steering rod 18, and the central position of the steering rod 18 is rotatably connected with the support mounting plate 19 through a first rotating shaft 26. The cylinder 32 and the support mounting plate 19 are connected by bolts. In this embodiment, the cylinder 32 and the steering rod 18 are disposed on the same side of the support mounting plate 19. In this embodiment, the steering rod 18 and the first rotating shaft 26 are perpendicular to each other, the through hole has been seted up on the steering rod 18, the through hole is in clearance fit with the first rotating shaft 26, the first rotating shaft 26 is fixedly connected with the support mounting plate 19, as shown in fig. 9, fixedly connected with limiting plates are arranged at two ends of the first rotating shaft 26, one of the limiting plates prevents the steering rod 18 from dropping from the first rotating shaft 26, and the other limiting plate is fixedly connected with the support mounting plate 19 through a bolt. The both ends of steering column 18 are rotated and are connected with connecting rod 17, connecting rod 17 rotates with first movable plate 13 and is connected, in this embodiment, two connecting rods 17 all rotate through the third axis of rotation with steering column 18 and be connected, third axis of rotation fixed connection is at the both ends of steering column 18, connecting rod 17 rotates through the fourth axis of rotation with first movable plate 13 and is connected, fourth axis of rotation and first movable plate 13 fixed connection, the through-hole has all been seted up at the both ends of connecting rod 17, one of them through-hole and third axis of rotation clearance fit, another through-hole and fourth axis of rotation clearance fit, equal fixedly connected with limiting plate in third axis of rotation and the fourth axis of rotation, the limiting plate avoids connecting rod 17 to drop from third axis of rotation and fourth axis of rotation. The cylinder 32 drive is connected with connecting piece 16, piston 33 fixedly connected with changeover bar 34 on the cylinder 32, the connected mode between them is bolted connection, changeover bar 34 and connecting piece 16 rotate through second axis of rotation 35 and connect, connecting piece 16 and steering column 18 fixed connection and be close to the one end of steering column 18, second axis of rotation 35 and first axis of rotation 26 disalignment promptly, the connected mode of connecting piece 16 and steering column 18 can be welded connection, bolted connection or integral type structure, in this embodiment, connecting piece 16 and steering column 18 are the integral type structure. The reciprocating motion of the piston 33 drives the switching rod 34 to reciprocate, and further drives the steering rod 18 to rotate around the first rotating shaft 26, and the rotation of the steering rod 18 drives the connecting rod 17 to reciprocate, and further drives the first moving plate 13 to reciprocate. When the traveling wheels 6 are placed on the track, the air cylinder 32 is started to extend the piston 33, so that the first moving plate 13 moves towards the edges of the two ends of the support mounting plate 19, and the support wheels 7 are contacted with the inner side surface of the track to finish the measurement work; when the measurement is finished, the cylinder 32 is actuated to retract the piston 33 into the cylinder 32, so that the first moving plate 13 moves toward the center of the support mounting plate 19 and the support wheels 7 move away from the inner side surface of the rail.
The vehicle body is further improved: as shown in fig. 3, a plurality of side plates 37 are detachably connected to one side edge of the bottom plate 20 connected to the support mounting plate 19, and the connection mode between the side plates 37 and the bottom plate 19 may be a bolt connection, in this embodiment, the number of the side plates 37 is 4, the side plates 37 are perpendicular to the bottom plate 20, the side plates 37 and the bottom plate 20 form a space capable of accommodating the rail support mechanism, and the lower edges of the left and right side plates 37 are provided with grooves through which the wheel axle 5 can pass; a plurality of lifting bolts 4 are detachably connected to the front side plate 37 and the rear side plate 37, in the embodiment, one side plate 37 is detachably connected with two lifting bolts 4, and the side plate 37 can play a role in protecting and preventing dust for the rail supporting mechanism.
A measuring method for installing a catenary dropper is characterized by comprising the following steps: s1, placing the measuring device on the track, and then starting the second driving assembly to enable the supporting wheels 7 to be in contact with the inner side face of the track; and S2, the measuring device advances along the track direction, the laser radar component 3 detects the installed overhead line system and the hanger, and meanwhile, the first driving component can effectively compensate the measuring point in the measuring range of the laser radar component 3, so that accurate measuring data can be obtained.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a measuring device is used in installation of contact net dropper which characterized in that: comprises a vehicle body, a measuring cross sliding mechanism and a track supporting mechanism; the vehicle body comprises a bottom plate (20) and a walking assembly capable of driving the measuring device to walk on the rail, and the walking assembly is arranged on the bottom plate (20);
the measuring and traversing mechanism comprises a measuring and mounting plate (38), a first driving assembly and a laser radar assembly (3) for measuring the contact net and the dropper, the laser radar assembly (3) is arranged on the measuring and mounting plate (38) in a sliding manner, and the first driving assembly can enable the laser radar assembly (3) to move on the measuring and mounting plate (38);
the track supporting mechanism comprises a supporting mounting plate (19), a second driving assembly and a plurality of supporting wheels (7) which can be in contact with the inner side surface of the track, and the supporting wheels (7) are in sliding connection with the supporting mounting plate (19) through a connecting mechanism;
the supporting mounting plate (19) and the measuring mounting plate (38) are fixedly connected with the bottom plate (20).
2. The measuring device for installing the catenary dropper of claim 1, wherein: the automobile body still includes shell (1), and shell (1) can be dismantled with bottom plate (20) and be connected, and shell (1) and bottom plate (20) enclose and close out the space that is used for holding measurement sideslip mechanism, and first through-hole (36) have been seted up at shell (1) top, and laser radar subassembly (3) top slides and sets up in first through-hole (36).
3. The measuring device for installing the catenary dropper of claim 1, wherein: the walking assembly comprises a plurality of wheel shafts (5) rotatably connected with the bottom plate (20), and two ends of each wheel shaft (5) are detachably connected with walking wheels (6) capable of rotating on the rail.
4. The measuring device for installing the catenary dropper of claim 1, wherein: the first driving assembly comprises a driving motor (11) and a second moving plate (27), the driving motor (11) is connected with a lead screw (28) in a driving mode, the laser radar assembly (3) is fixedly connected onto the second moving plate (27), the lead screw (28) penetrates through the second moving plate (27) to drive the second moving plate (27) to reciprocate, and two sides of the lead screw (28) are respectively provided with a guide unit.
5. The measuring device for installing the catenary dropper of claim 4, wherein: the guide unit comprises a second slide rail (31) arranged in parallel with the lead screw (28) and a second slide block (30) connected with the second slide rail (31) in a sliding mode, the second slide rail (31) is fixedly connected to the measuring mounting plate (38), and the second moving plate (27) is fixedly connected with the second slide block (30).
6. The measuring device for installing the catenary dropper of claim 4, wherein: the second moving plate (27) is rectangular, and two telescopic flexible protective covers (2) are arranged at two ends of the second moving plate (27).
7. The measuring device for installing the catenary dropper of claim 1, wherein: coupling mechanism includes two coupling assembling, and coupling assembling includes first movable plate (13) through sliding element and support mounting panel (19) sliding connection, and supporting wheel (7) can be dismantled with first movable plate (13) and be connected, sliding element includes a plurality of and first movable plate (13) fixed connection's first slider (14) and a plurality of and support mounting panel (19) fixed connection's first slide rail (15), and first slider (14) correspond the slip setting on first slide rail (15).
8. The measuring device for installing the catenary dropper of claim 7, wherein: the second driving assembly comprises an air cylinder (32) fixedly connected to the supporting mounting plate (19), and the air cylinder (32) pushes the first moving plate (13) to move through the transmission unit.
9. The measuring device for installing the catenary dropper of claim 8, wherein: the transmission unit comprises a steering rod (18) arranged at the center of a support mounting plate (19) and a connecting piece (16) pushed by an air cylinder (32), the connecting piece (16) is fixedly connected with the steering rod (18) and is close to one end of the steering rod (18), the center of the steering rod (18) is rotatably connected with the support mounting plate (19) through a first rotating shaft (26), two ends of the steering rod (18) are rotatably connected with connecting rods (17), and the connecting rods (17) are rotatably connected with a first moving plate (13).
10. A measuring method for installing a catenary dropper, which is based on the measuring device for installing the catenary dropper as claimed in any one of claims 1 to 9, and is characterized by comprising the following steps:
s1, placing the measuring device on the track, and then starting the second driving assembly to enable the supporting wheel (7) to be in contact with the inner side face of the track;
and S2, the measuring device moves along the track direction, the laser radar component (3) detects the installed overhead line system and the hanger, and meanwhile, the first driving component can effectively compensate the measuring point in the measuring range of the laser radar component (3), so that accurate measuring data can be obtained.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210295419.9A CN114684209B (en) | 2022-03-23 | 2022-03-23 | Measuring device and measuring method for installation of overhead contact system hanger |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210295419.9A CN114684209B (en) | 2022-03-23 | 2022-03-23 | Measuring device and measuring method for installation of overhead contact system hanger |
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| CN114684209B CN114684209B (en) | 2024-03-22 |
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| CN202074975U (en) * | 2011-05-25 | 2011-12-14 | 中铁电气化局集团有限公司 | Contact line hanger position measuring instrument |
| WO2016046109A1 (en) * | 2014-09-22 | 2016-03-31 | European Trans Energy Gmbh | Method for ascertaining the position of the overhead contact line or the busbar for vehicles |
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| CN114684209B (en) | 2024-03-22 |
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