Rail transit mobile intelligent operation and maintenance detection equipment

Abstract

The utility model provides a rail transit mobile intelligent operation and maintenance detection device, and belongs to the technical field of rail transit detection. Comprising a rail car, a driving unit is installed at the bottom of the rail car, an output shaft of the driving unit is connected with one rail wheel on the rail car, a battery pack is arranged at the top of the rail car, an electrical box is fixedly connected to the top of the rail car, and a display screen is arranged on the upper surface of the electrical box; and the adjusting assembly is used for adjusting the detection position according to the installation mode of the third rail, and the adjusting assembly is connected with the rail car. By arranging the rotatable rack and the mounting table sliding in the rack, the position of the detection mechanism can be adjusted according to the mounting mode of the third rail, so that the detection mechanism is always positioned in the direction of the contact surface of the third rail and the collector shoe, the detection accuracy of the third rail is ensured, and the detection efficiency is improved. And the distance between the detection mechanism and the rail car can be adjusted to adapt to detection of third rails with different pull-out values.

Description

TECHNICAL FIELD

[0001] The utility model relates to rail transit detection technical field, especially a kind of rail transit mobile intelligent operation and maintenance detection equipment. BACKGROUND

[0002] Rail transit is generally divided into national railway system, intercity rail transit and urban rail transit three categories, rail transit generally has the advantages of large traffic volume, high speed, dense class, safe and comfortable, high punctuality rate, all-weather, low freight and energy saving and environmental protection.

[0003] In urban rail transit, adopting third rail to provide power for electric locomotive is one of the main ways, third rail is usually installed on one side of track line, and is fixed by hard support, since third rail needs to contact with electric locomotive's current collector shoe to carry out power transmission, therefore, the geometric shape position parameter of third rail is strictly controlled, and whether the geometric shape position parameter of third rail is normal needs to be checked frequently in daily maintenance.

[0004] Currently commonly used third rail installation mode is respectively: upper contact type third rail, lower contact type third rail and side contact type third rail, since there is difference in the time of subway line construction, and combined with actual application demand, the above three third rail installation modes are used in urban rail transit, and current third rail detection equipment can replace traditional manual operation, but it cannot adjust the position of detection terminal according to third rail installation mode, in order to detect different third rails, different detection equipment needs to be used, therefore, the present application provides a kind of rail transit mobile intelligent operation and maintenance detection equipment to meet the demand. UTILITY MODEL CONTENTS

[0005] The technical problem to be solved by the utility model is to provide a kind of rail transit mobile intelligent operation and maintenance detection equipment, by setting rotatable rack and installation platform that slides in rack interior, the position of detection mechanism can be adjusted, the position of detection mechanism can be adjusted according to the installation mode of third rail, to solve the problem that current detection equipment cannot adjust the position of detection terminal according to third rail installation mode.

[0006] To solve the above technical problem, the utility model provides the following technical scheme:

[0007] A kind of rail transit mobile intelligent operation and maintenance detection equipment, including rail car, the driving unit is installed at the bottom of the rail car, and the output shaft of the driving unit is connected with one rail wheel on the rail car, the top of the rail car is provided with battery pack, the rail car top is fixedly connected with electrical cabinet, and the upper surface of the electrical cabinet is provided with display screen;Adjusting assembly, the adjusting assembly is used to adjust detection position according to third rail installation mode, and the adjusting assembly is connected with the rail car.

[0008] Optionally, the adjusting assembly comprises a box body fixed on the upper surface of the rail car, a extending plate slidably connected inside the box body, a rotating shaft rotatably connected inside the extending plate, a rack fixedly connected to the extending plate outside one end of the rotating shaft, and a mounting table slidably connected inside the rack.

[0009] Optionally, two moving channels are symmetrically formed inside the rack, and two sliding frames are slidably connected inside the two moving channels respectively and fixed to the two sides of the mounting table.

[0010] Optionally, accommodating grooves are formed at both ends of the moving channels inside the rack and communicate with the moving channels, and elastic protrusions are arranged on the two sides of the sliding frame and used in cooperation with the accommodating grooves.

[0011] Optionally, an elastic sheet is fixedly connected to the top of the inner wall of the box body, and a plug-in block is arranged at the bottom of the elastic sheet.

[0012] Optionally, positioning grooves are equidistantly formed inside the extending plate, and the bottom end of the plug-in block extends into the positioning grooves.

[0013] Optionally, a protruding portion is arranged on the outer side of the rotating shaft, one end of the extending plate is provided with an arc-shaped frame, the protruding portion abuts against the end portion of the arc-shaped frame, and a positioning shaft is inserted between the extending plate and the rotating shaft.

[0014] Optionally, the detection mechanism comprises a laser range finder, a laser profile scanner and an illuminating lamp mounted on the mounting table.

[0015] Optionally, an encoder is mounted on the rail car, a flexible coupling is arranged on the output shaft of the encoder, and the flexible coupling is connected to the track wheel of the rail car.

[0016] Optionally, a handle is fixedly arranged on the side of the mounting table away from the detection mechanism.

[0017] Compared with the prior art, the utility model has at least the following beneficial effects:

[0018] In the above scheme, the rail transit mobile intelligent operation and maintenance detection equipment provided by the present application can adjust the position of the detection mechanism according to the installation mode of the third rail, so as to improve the flexibility and application range of the operation and maintenance detection equipment, and can also replace the traditional single detection device to reduce the purchase of the third rail detection equipment.

[0019] The installation table is slidably arranged on the rack, and the rack can rotate by 180 degrees, so that the position of the installation table can be adjusted according to the installation mode of the third rail, so that the side detection mechanism is always in the direction of the contact surface of the third rail and the current collector shoe, and the accuracy of the detection of the third rail is ensured.

[0020] The extension plate slidably arranged in the box body can adjust the distance between the detection mechanism and the rail car, and then adapt to the detection of the third rail with different pull-out values, and can also adjust the position of the detection mechanism when detecting the upper and lower positions, so that the detection mechanism is directly above or below the third rail, and the accuracy of the detection is improved.

[0021] The movement channel formed in the rack can constrain the sliding of the sliding frame, so that the installation table between the two sliding frames always moves in the rack, and the two accommodating grooves communicated with the movement channel can cooperate with the elastic protrusions, so that the positioning effect of the sliding frame is realized, and the stability of the installation table and the detection mechanism during actual detection is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0022] The accompanying drawings, which are incorporated herein and constitute part of the specification, illustrate embodiments of the present application and, together with the description, further serve to explain the principles of the present application and to enable a person skilled in the relevant art to implement and use the present application.

[0023] Figure 1 is a three-dimensional schematic view of a mobile intelligent operation and maintenance detection equipment;

[0024] Figure 2 is Figure 1 is a partial enlarged schematic view of

[0025] Figure 3 is Figure 2 is an enlarged structure schematic view of A in

[0026] Figure 4 is Figure 2 is a cross-sectional structure schematic view of

[0027] Figure 5 is Figure 4 is an enlarged structure schematic view of B in

[0028] Figure 6 is a connection schematic view of the extension plate and the rotating shaft;

[0029] Figure 7 is a position schematic view of the detection mechanism when the detection equipment detects the upper contact type third rail;

[0030] Figure 8 is a position schematic view of the detection mechanism when the detection equipment detects the lower contact type third rail.

[0031] Reference signs:

[0032] 1, rail car; 2, box body; 3, extension plate; 301, positioning groove; 4, rotating shaft; 401, protruding part; 5, rack; 501, moving channel; 502, accommodating groove; 6, mounting table; 7, detection mechanism; 701, laser range finder; 702, laser profile scanner; 703, illuminating lamp; 8, sliding frame; 801, elastic protrusion; 9, elastic sheet; 901, plug-in block; 10, arc-shaped frame; 11, positioning shaft; 12, driving unit; 13, battery pack; 14, electrical box; 15, display screen; 16, encoder; 17, flexible coupling.

[0033] As shown in the drawings, in order to clearly realize the structure of the embodiments of the present application, specific structures and devices are marked in the drawings, but this is only for the need of illustration, and is not intended to limit the present application in the specific structure, device and environment, and those skilled in the art can adjust or modify these devices and environment according to specific needs. DETAILED DESCRIPTION

[0034] A rail transit mobile intelligent operation and maintenance detection equipment provided by the present application will be described in detail below in combination with the drawings and specific embodiments. It should be pointed out here that in order to make the embodiments more detailed, the following embodiments are the best, preferred embodiments, and other alternative ways can also be used by those skilled in the art to implement some known technologies; and the drawings are only used to describe the embodiments more specifically, and are not intended to specifically limit the present application.

[0035] It should be pointed out that in the specification, "one embodiment", "embodiment", "exemplary embodiment", "some embodiments" and the like indicate that the described embodiments can include specific features, structures or characteristics, but not necessarily every embodiment includes the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in combination with an embodiment, it should be within the knowledge of those skilled in the related art to realize this feature, structure or characteristic in combination with other embodiments (whether or not explicitly described).

[0036] Generally, the terms can be understood at least partly from the use in the context. For example, depending at least partly on the context, the term "one or more" used herein can be used to describe any feature, structure or characteristic in singular sense, or can be used to describe a combination of features, structures or characteristics in plural sense. In addition, the term "based on" can be understood as not necessarily conveying a set of exclusive factors, but can instead allow the existence of other factors not necessarily explicitly described, at least partly depending on the context.

[0037] It will be understood that the terms "on", "above", and "upper" should be interpreted broadly to include not only the meaning of "directly on" but also the meaning of "on" with intervening characteristics or layers therebetween, and not only the meaning of "above" or "upper" but also the meaning of "above" or "upper" with no intervening characteristics or layers therebetween.

[0038] In addition, spatially relative terms, such as "under", "below", "lower", "on", "above", "upper", and the like, can be used herein for ease of description to describe one element or feature's relationship to another element(s) or feature(s) as illustrated in the figures. The spatially relative terms are intended to encompass different orientations of the devices in use or operation in addition to the orientations depicted in the figures. The devices can be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein can similarly be interpreted accordingly.

[0039] As shown in Figure 1 and Figure 2 The embodiment of the utility model provides a track traffic mobile intelligent operation and maintenance detection equipment, including track car 1, track car 1 bottom is equipped with drive unit 12, and drive unit 12's output shaft is connected with a track wheel on track car 1, drive unit 12 is composed of drive motor and gearbox, when being connected with the track wheel on track car 1, the center shaft of track wheel is connected with gearbox output shaft, through this design, can replace the mode of artificial pushing and drive track car 1 to walk on the track, the convenience of the movement detection of third rail, the top of track car 1 is provided with battery pack 13, battery pack 13 can provide power support for drive unit 12 and detection equipment, guarantee the normal operation of equipment in the detection process, the top of track car 1 is fixedly connected with electrical box 14, the upper surface of electrical box 14 is provided with display screen 15, can display detection data in real time, the convenience of following personnel's observation, track car 1 is installed with encoder 16, flexible coupling 17 is set up on the output shaft of encoder 16, flexible coupling 17 is connected with the track wheel on track car 1, through flexible coupling 17 directly connecting wheel shaft, when wheel rotates, drive encoder 16 to rotate, through encoder 16, the distance of track car 1 movement can be calculated, and then the position of third rail problem can be positioned quickly, the convenience of staff maintenance, and flexible coupling 17 can compensate axial deviation, ensure that encoder 16 and wheel shaft rotate synchronously, can reduce mechanical transmission error;Adjusting assembly, adjusting assembly is used to adjust detection position according to third rail installation mode, adjusting assembly is connected with track car 1.

[0040] In the embodiment, as Figures 2 to 8As shown, the adjusting assembly comprises a box body 2 fixed on the upper surface of the rail car 1, an extension plate 3 is slidably connected inside the box body 2, the sliding of the extension plate 3 inside the box body 2 can adjust the distance between the rack 5 and the rail car 1, and can make the detection mechanism 7 close to or away from the third rail, and when the detection mechanism 7 is in up-down position detection, it can be ensured that it is directly above or directly below the contact surface of the third rail and the current collector shoe, thereby improving the accuracy of detection, the top of the inner wall of the box body 2 is fixedly connected with an elastic sheet 9, and the bottom of the elastic sheet 9 is provided with a plug-in block 901, equidistant positioning grooves 301 are formed in the inside of the extension plate 3, the bottom end of the plug-in block 901 extends into the inside of the positioning groove 301, and the elastic sheet 9 can extrude an arc-shaped frame 10 into the inside of the positioning groove 301, thereby being able to fix the extension plate 3 after adjusting the position of the extension plate 3, preventing the position of the rack 5 from changing during detection, and the setting replaces the fixing mode of the traditional screw, which is directly pulled during operation, quick and convenient, the inside of the extension plate 3 is rotatably connected with a rotating shaft 4, the outside of the rotating shaft 4 is provided with a protruding portion 401, one end of the extension plate 3 is provided with the arc-shaped frame 10, and the protruding portion 401 is in abutment with the end portion of the arc-shaped frame 10, and a positioning shaft 11 is inserted between the extension plate 3 and the rotating shaft 4, since the rotating shaft 4 can drive the rack 5 to rotate by one hundred and eighty degrees, the protruding portion 401 on the outside of the rotating shaft 4 can rotate with the rotating shaft 4 and abut with the two end portions of the arc-shaped frame 10, the abutment of the protruding portion 401 and the arc-shaped frame 10 indicates that the rotating position adjustment of the rack 5 is completed, and then the positioning shaft 11 is inserted between the extension plate 3 and the rotating shaft 4 to fix, one end of the rotating shaft 4 extends to the outside of the extension plate 3 and is fixedly connected with the rack 5, the inside of the rack 5 is slidably connected with a mounting table 6, and the side away from the rack 5 of the mounting table 6 is provided with a detection mechanism 7, the detection mechanism 7 comprises a laser range finder 701, a laser profile scanner 702 and an illuminating lamp 703 mounted on the mounting table 6, since the third rail detection is mostly concentrated in the night after the subway is shut down, the setting of the illuminating lamp 703 can illuminate during detection, the laser range finder 701 can detect the pull-out value of the third rail during lateral detection, the laser range finder 701 can detect the pull-up value of the third rail during up-down position detection, and the laser profile scanner 702 can scan the profile of the third rail to quickly detect defects such as wear and deformation, thereby replacing the traditional manual detection and improving the measurement efficiency and accuracy, and a handle is fixedly arranged on the side away from the detection mechanism 7 of the mounting table 6, which facilitates the staff to pull the mounting table 6 to slide inside the rack 5.

[0041] In the embodiment, as Figure 2 and Figure 3As shown, two moving channels 501 are symmetrically arranged inside the rack 5, and two sliding frames 8 are slidably connected inside the two moving channels 501, and the two sliding frames 8 are fixed on the two sides of the mounting table 6. Since the sliding frame 8 slides inside the moving channel 501 and the sliding frame 8 is fixedly connected with the mounting table 6, the moving channel 501 can constrain the movement of the mounting table 6, prevent the mounting table 6 from being separated from the rack 5, and ensure the stability of the inspection and installation of the detection mechanism 7. The accommodating grooves 502 are arranged at both ends of the moving channel 501 inside the rack 5 and are in communication with the moving channel 501. The two sides of the sliding frame 8 are provided with elastic protrusions 801 which are used in cooperation with the accommodating grooves 502. The elastic protrusions 801 arranged on the two sides of the sliding frame 8 can be clamped in the accommodating grooves 502 when the mounting table 6 is attached to the inner wall of the rack 5. The sliding frame 8 is made of metal, and the elastic protrusions 801 clamped in the accommodating grooves 502 can fix the position of the mounting table 6, so as to ensure the stability of the position adjustment of the mounting table 6 and the detection mechanism 7.

[0042] The working principle of the utility model is as follows:

[0043] When the device is used to detect the third rail, the rail car 1 is first hoisted onto the travelling crane rail, and then the position of the detection mechanism 7 is adjusted according to the installation mode of the third rail to be detected, for example, Figure 2 As shown, when the third rail is in side contact mode, the detection mechanism 7 is placed on the side of the third rail, for example, Figure 7 As shown, when the third rail is in upper contact mode, the mounting table 6 is pulled to slide inside the rack 5 by the handle. At this time, the mounting table 6 drives the sliding frame 8 to slide inside the moving channel 501. When one side of the mounting table 6 is attached to the inner wall of the rack 5, the elastic protrusion 801 on one side of the sliding frame 8 is clamped into the accommodating groove 502, thereby fixing the mounting table 6. At this time, the detection mechanism 7 is located above the third rail, and the detection direction of the detection mechanism 7 is downward, for example, Figure 8When the third rail is in the lower contact mode, the positioning shaft 11 is pulled out of the extension plate 3 and the rotating shaft 4, and the rotating shaft 4 is rotated by 180 degrees through the rack 5, when the convex part 401 contacts the other end surface of the arc-shaped frame 10, the positioning shaft 11 is inserted into the extension plate 3 and the rotating shaft 4 again, and the fixing is completed, at this time, the detection mechanism 7 is below the third rail, and the detection direction of the detection mechanism 7 is upward, the extension plate 3 is slid in the box body 2 through the rack 5 to change the distance between the detection mechanism 7 and the third rail, and ensure that the detection mechanism 7 is directly above or directly below the third rail during up-down detection, after the extension plate 3 moves, the elastic sheet 9 drives the plug-in block 901 to be clamped into the positioning groove 301, and then the extension plate 3 is fixed, so that the extension plate 3 does not slip during detection, and the positions of the rack 5 and the detection mechanism 7 are changed, after adjustment, the equipment is started, the track vehicle 1 is moved on the track through the driving unit 12, and the laser range finder 701 can detect the pull-out value or the pull-up value of the third rail during movement, the laser profile scanner 702 can scan the profile of the third rail to quickly detect defects such as wear and deformation, and the detected data is displayed on the display screen 15 in real time, so that the personnel can check conveniently, and the moving distance of the track vehicle 1 can be calculated through the encoder 16, the detection position can be positioned, and the position of the third rail with problems can be found conveniently.

[0044] The utility model covers any alternative, modification, equivalent method and scheme which are made on the essence and range of the utility model. In order to make the public have thorough understanding of the utility model, the specific details are explained in the following preferred embodiments of the utility model, and the utility model can be completely understood without the description of these details for the person skilled in the art. In addition, in order to avoid unnecessary confusion to the essence of the utility model, the well-known method, process, flow, element and circuit are not explained in detail.

[0045] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary skilled person in the art, without departing from the principle of the utility model, a plurality of improvements and refinements can be made, and these improvements and refinements should be regarded as the protection range of the utility model.

Claims

1. A rail transit mobile intelligent operation and maintenance detection equipment, comprising a rail car, characterized in that, The track car is provided with a driving unit at the bottom, and the output shaft of the driving unit is connected with a track wheel on the track car. An adjusting assembly is arranged on the track car and used for adjusting the detection position according to the third track installation mode. 2.The rail transit mobile intelligent operation and maintenance detection equipment according to claim 1, characterized in that, The adjusting assembly comprises a box body fixed on the top surface of the track car, an extension plate slidably connected in the box body, a rotating shaft rotatably connected in the extension plate, a rack fixedly connected to one end of the rotating shaft and extending out of the extension plate, and a mounting table slidably connected in the rack. 3.The rail transit mobile intelligent operation and maintenance detection equipment according to claim 2, characterized in that, Two moving channels are symmetrically formed in the rack, and two sliding frames are slidably connected in the moving channels.

4. The rail transit mobile intelligent operation and maintenance detection equipment according to claim 3, characterized in that, Two accommodating grooves are formed in the rack and communicate with the moving channels. 5.The rail transit mobile intelligent operation and maintenance detection equipment according to claim 2, characterized in that, An elastic piece is fixedly connected to the top of the inner wall of the box body, and an inserting block is arranged at the bottom of the elastic piece. 6.The rail transit mobile intelligent operation and maintenance detection equipment according to claim 5, characterized in that, Positioning grooves are equidistantly formed in the extension plate. 7.The rail transit mobile intelligent operation and maintenance detection equipment according to claim 2, characterized in that, A convex portion is arranged on the outer side of the rotating shaft. 8.The rail transit mobile intelligent operation and maintenance detection equipment according to claim 2, characterized in that, An arc-shaped frame is arranged at one end of the extension plate. 9.The rail transit mobile intelligent operation and maintenance detection equipment according to claim 1, characterized in that, A positioning shaft is inserted between the extension plate and the rotating shaft. 10.The rail transit mobile intelligent operation and maintenance detection equipment according to claim 2, characterized in that, The detection mechanism comprises a laser range finder, a laser profile scanner and an illuminating lamp arranged on the mounting table. An encoder is arranged on the track car. A flexible coupling is arranged on the output shaft of the encoder. A handle is fixedly arranged on the side of the mounting table away from the detection mechanism.

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