CN111735368A - Smart urban rail transit engineering acceptance detection system and detection method - Google Patents
Smart urban rail transit engineering acceptance detection system and detection method Download PDFInfo
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- CN111735368A CN111735368A CN202010627195.8A CN202010627195A CN111735368A CN 111735368 A CN111735368 A CN 111735368A CN 202010627195 A CN202010627195 A CN 202010627195A CN 111735368 A CN111735368 A CN 111735368A
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- line drawing
- detection device
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- rail
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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
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B35/00—Applications of measuring apparatus or devices for track-building purposes
- E01B35/02—Applications of measuring apparatus or devices for track-building purposes for spacing, for cross levelling; for laying-out curves
- E01B35/04—Wheeled apparatus
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B35/00—Applications of measuring apparatus or devices for track-building purposes
- E01B35/06—Applications of measuring apparatus or devices for track-building purposes for measuring irregularities in longitudinal direction
- E01B35/08—Applications of measuring apparatus or devices for track-building purposes for measuring irregularities in longitudinal direction for levelling
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids
- G01C9/24—Measuring inclination, e.g. by clinometers, by levels by using liquids in closed containers partially filled with liquid so as to leave a gas bubble
Abstract
The invention provides a smart urban rail transit engineering acceptance detection system and a detection method, and relates to the technical field of rail construction, wherein the smart urban rail transit engineering acceptance detection system comprises a traction walking vehicle, a detection device, a traction rope and a line drawing component, wherein the traction walking vehicle is arranged above a steel rail of an urban rail, the detection device is arranged on the steel rail, the traction rope is connected to the rear part of the traction walking vehicle, the detection device is moved on the steel rail through traction of the traction rope, and the line drawing component is arranged on the detection device; the intelligent urban rail transit engineering inspection device can synchronously detect the distance between the two steel rails, the levelness between the two steel rails and the levelness of the top surface of the single steel rail in the walking process by walking on the detection device, and can accurately judge whether the intelligent urban rail transit engineering is qualified or not by detecting multiple groups of data and leaving the measurement track, so that the inspection and detection accuracy is improved.
Description
Technical Field
The invention relates to the technical field of track construction, in particular to a smart urban track traffic engineering acceptance detection system and a detection method.
Background
The smart city utilizes various information technologies or innovative concepts to open and integrate the system and service of the city to improve the efficiency of resource application, optimize city management and service and improve the quality of life of citizens, fully applies the new generation information technology to the city informatization advanced form based on the innovation of the next generation of knowledge society in various industries in the city, realizes the deep integration of informatization, industrialization and urbanization, is beneficial to relieving the large city diseases, improves the quality of urbanization, realizes the fine and dynamic management, improves the effect of city management and improves the quality of life of citizens.
Wisdom urban rail transit engineering need lay the condition to orbital rail and examine the acceptance after laying to guarantee the track and in the delivery back of using, through orbital transportation work can normal safe operation.
In the prior art, various parameters, such as the track inner side distance, the track levelness and the like, need to be considered for the acceptance of the track, but the prior art needs to measure the parameters one by one, and the method for measuring the parameters of the track one by one has low efficiency and wastes manpower due to the long length of the track. Patent No. cn201220608726.x discloses a rail acceptance device, which comprises a support frame, three horizontal rulers, a graduated scale, a fixed guide part, a movable guide part and an elastic element; the two horizontal rulers are respectively and longitudinally and horizontally arranged on two sides of the support frame, the other horizontal ruler is horizontally arranged on the support frame, and the graduated scale is horizontally arranged on the support frame; the fixed guide part is fixedly arranged at the end part of one transverse side of the support frame, the movable guide part is transversely arranged in a sliding chute at the other side of the support frame in a sliding manner, one end of the elastic element is connected with the support frame, and the other end of the elastic element is connected with the movable guide part; the movable guide part is provided with a pointer pointing to the scale of the graduated scale; the fixed guide part and the movable guide part are clamped between the tracks to be checked. The slope value and the horizontal height value of two orbits are measured through the level bar, through activity guide part, scale and pointer, measure the inboard interval of track, realize simultaneously recording track and accept required a plurality of parameters, improve track and accept efficiency, alleviate work load.
The rail acceptance device disclosed by the patent still has some defects in actual work, and the specific defects are as follows:
one, check and accept and carry the level bar on the device, measure through the level bar, need artifical naked eye to look directly at on the scale mark for a long time to observe the flow range of bubble in the level bar, judge the interval error between two rail, such detection mode makes the measurement personnel tired easily, and the scale mark is observed for a long time to the naked eye makes the people tired easily, does not keep the spirit a little and just divides the spirit easily, leads to the track to detect inaccurately. Affecting the normal operation of the later transportation work.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a smart urban rail transit engineering acceptance detection system and a detection method, which solve the problem that through measurement by a horizontal ruler, a man needs to look directly on a scale mark by naked eyes for a long time to observe the flowing amplitude of bubbles in the horizontal ruler and judge the error between two steel rails, the detection mode is easy to cause fatigue of a tester, and the track detection is inaccurate because the man is easy to be distracted when the scale mark is observed by naked eyes for a long time and the track is easy to be distracted when the man does not look after the scale mark. The normal operation of the later transportation work is influenced.
The technical problem to be solved by the invention is realized by adopting the following technical scheme: a wisdom urban rail transit engineering acceptance detection system is applied to urban rail transit engineering acceptance detection and detects steel rails of urban rails, and comprises a traction walking vehicle, a detection device, a traction rope and a line drawing component, wherein the traction walking vehicle is installed above the steel rails of the urban rails, the detection device is installed on the steel rails, the traction rope is connected to the rear of the traction walking vehicle, the detection device is moved on the steel rails through traction of the traction rope, the line drawing component is installed on the detection device, and the detection device detects and measures the steel rails through the line drawing component;
the detection device comprises a transverse frame transversely arranged above steel rails, supporting legs are symmetrically arranged on the left side and the right side of the transverse frame, the supporting legs are symmetrically arranged on the outer sides of the two steel rails, rollers are arranged at the bottom end of each supporting leg, a support rod which is horizontally fixed is arranged in the middle of each supporting leg, a rolling body of a ball structure is arranged at the top end of each support rod, the rolling bodies are in rolling contact with the outer sides of the steel rails, through sliding holes are symmetrically formed in the left side and the right side of the top end of the transverse frame, the top ends of the supporting legs on the two sides of the transverse frame penetrate through the corresponding sliding holes in a sliding fit mode and extend out to the top end of the transverse frame, line drawing assemblies are fixedly arranged at the top ends of the supporting legs extending out of the transverse frame, scale marks are arranged on;
the middle part of the front end face of the transverse frame is symmetrically provided with a raised pin rod, two sides of the front end face of the transverse frame are symmetrically provided with vertical lifting frames, the middle part of each lifting frame is provided with a through second sliding hole, each second sliding hole is arranged on each pin rod in a clamping fit mode, the bottom end of each lifting frame is provided with a third roller, and the third rollers at the bottom ends of the lifting frames on two sides are in rolling contact with the top surface of the steel rail;
the middle parts of the lifting frames are connected through a level meter supporting rod, and a level meter is fixedly installed in the middle of the level meter supporting rod.
According to a preferred technical scheme, second roller wheel supports are symmetrically hinged to the middle portions of the lifting frames on two sides, a straight rod which is horizontally fixed is arranged in the middle of each second roller wheel support, a second roller wheel is mounted at the bottom end of each second roller wheel support, a line drawing support frame is mounted in the middle of each second roller wheel support, a sliding groove is formed in the top end of each second roller wheel support, the bottom end of each line drawing support frame is embedded into the corresponding sliding groove in a sliding fit mode, a line drawing assembly is mounted at the top end of each line drawing support frame, a scale mark is arranged at the top end of the middle portion of each second roller wheel support close to the side edge of the corresponding sliding groove, and the line drawing assemblies at the top ends of the line;
the middle part of crane articulates there is the hinge bar, the hinge bar bottom is connected on the setting-out support frame through articulated mode.
As a preferred technical scheme, the line drawing assembly comprises an ink box, a spring sleeve, an oil filling rod, an oil filling sleeve rod, an oil filling ball and an oil filling hole, wherein the ink box is arranged at the topmost end, the spring sleeve is arranged at the bottom of the ink box, the cylindrical oil filling rod is arranged at the middle position of the outlet of the spring sleeve, the oil filling hole communicated with the inside of the ink box is formed in the axis position of the bottom end of the oil filling rod, the oil filling sleeve rod is sleeved on the outer wall of the oil filling rod in a sliding fit mode, an oil cavity is formed in the oil filling sleeve rod, the bottom end of the oil filling hole is communicated with the oil cavity, and the oil filling ball is installed at the bottom end of the.
As a preferable technical scheme of the invention, a spring is fixedly arranged on the outer wall of the oil injection loop bar, and the top end of the spring extends into the spring sleeve.
As a preferable technical scheme of the present invention, a sealing gasket is fixedly installed on an inner wall of the oil injection sleeve rod, the sealing gasket is annular, and an inner wall of the sealing gasket is in sliding contact with an outer wall of the oil injection rod.
A smart urban rail transit project acceptance detection method specifically comprises the following steps:
s1, device installation: the method comprises the following steps of (1) installing a traction walking vehicle above a steel rail of an urban rail, installing a detection device on the steel rail, connecting a traction rope behind the traction walking vehicle, and connecting the other end of the traction rope with the detection device;
s2, walking of the detection device: walking the detection device mounted on the steel rail in the step S1 on the steel rail, and walking on the steel rail through a traction walking vehicle, wherein the traction walking vehicle pulls the detection device to move on the steel rail through a traction rope in the walking process, so that the detection device walks on the steel rail;
s3, space detection: in the step S2, when the detection device runs on the steel rail, the rollers on the supporting legs on the two sides roll outside the steel rail to push the line drawing assembly to draw a line on the scale mark at the top end of the cross frame, and the distance range between the two steel rails is judged through the reciprocating line drawing track of the line drawing assembly on the scale mark.
S4, detecting the levelness between two steel rails: in the step S3, in the process of detecting the distance between the two steel rails, the levelness between the two steel rails is detected through the gradienters connected with the middle parts of the lifting frames at the two sides, and the levelness between the two steel rails is observed through the gradienters;
s5, detecting the levelness of the top surface of the single steel rail: in the step S4, in the process of detecting the levelness between two steel rails, the second roller wheel support is hinged with the lifting frame, the second roller wheel and the third roller wheel walk on the top surface of the single steel rail, when the second roller wheel support swings, the line drawing support is pushed by the hinge rod to draw a line on the scale mark at the top end of the second roller wheel support, the track of the line drawing assembly drawing the line on the scale mark of the line drawing support is observed, and the levelness of the top surface of the single steel rail is judged.
Compared with the prior art, the invention has the beneficial effects that:
firstly, the invention installs a traction walking vehicle above the steel rails of urban rails, a detection device is installed on the steel rails, a traction rope is connected at the rear part of the traction walking vehicle, the other end of the traction rope is connected with the detection device, the traction walking vehicle walks on the steel rails, the detection device is pulled to move at a constant speed on the steel rails, the detection device walks on the steel rails, the detection device can detect the steel rails of the whole rail, the detection device rolls outside the steel rails through rollers on supporting legs at two sides during the walking process on the steel rails, a line drawing assembly is pushed to draw a line on a scale mark at the top end of a cross frame, the line drawing assembly draws a reciprocating track on the scale mark to judge the distance range between the two steel rails, thereby ensuring that the error between the two steel rails is within the normal safe operation range, the line drawing assembly draws the scale mark at the top end of the cross frame and leaves the line drawing track, need not artifical naked eye to look directly on the scale mark for a long time, intensity of labour when lightening artifical acceptance track improves the accuracy nature of accepting the detection.
The detection device can synchronously detect the levelness between the two steel rails in the process of detecting the distance between the two steel rails in the walking process of the steel rails, when the steel rails meet a track with an arc-shaped turn, the levelness between the two steel rails is detected through the gradienters connected to the middle parts of the lifting frames at two sides, air bubbles are contained in the gradienters, the inclination angle between the two steel rails on the track is judged by observing the movement of the air bubbles in the gradienters, and the levelness between the two steel rails can be accurately detected through the movement of the air bubbles, so that the checking and detecting accuracy is improved.
The levelness of the top surface of the single steel rail can be synchronously detected in the process of detecting the levelness between the two steel rails, the second roller wheel support is hinged with the lifting frame, the second roller wheel and the third roller wheel walk on the top surface of the single steel rail, when the second roller wheel support swings, the line drawing support is pushed by the hinged rod to draw a line on the scale mark at the top end of the second roller wheel support and leave a line drawing track change, and the levelness of the top surface of the single steel rail is judged manually by observing the line drawing track left on the scale mark of the line drawing support by the line drawing assembly. In the process of improving the detection of the levelness between two steel rails, the levelness of the top surface of a single steel rail is judged.
By walking on the detection device, the distance between the two steel rails, the levelness between the two steel rails and the levelness of the top surface of the single steel rail can be synchronously detected in the walking process, the evidence can be conveniently obtained by detecting multiple groups of data and leaving the measurement track, whether the smart urban rail transit engineering is qualified or not is accurately judged, and the accuracy of acceptance detection is improved.
The line drawing assembly is characterized in that the ink box is arranged at the topmost end, oil in the ink box drops into the oil cavity through the oil injection hole, the oil coating ball is mounted at the bottom end of the oil injection sleeve rod and is in contact with the injected liquid in the oil cavity, the oil in the oil cavity rolls on the contacted scale mark, the friction force between the line drawing assembly and the surface of the scale mark is reduced by rolling of the oil coating ball, the oil coating is sensitive and uniform by rolling of the oil coating ball, and the accuracy of the line drawing assembly in line drawing of the scale mark is improved. The oiling loop bar passes through return spring's support, but makes oiling loop bar elastic stretching at the outer wall of oiling rod, through the elastic shock attenuation of return bullet, eliminates detection device at the shake that removes the in-process and produce, makes fat liquoring ball in close contact with on the scale mark at place, improves the precision of setting-out.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a front view of the intelligent urban rail transit project acceptance detection system of the present invention;
FIG. 2 is a right side view of the intelligent urban rail transit project acceptance detection system of the present invention;
FIG. 3 is a top view of the intelligent urban rail transit project acceptance detection system of the present invention;
FIG. 4 is a schematic structural diagram of the detection of the steel rail spacing by the rolling bodies on the supporting legs at two sides of the invention;
FIG. 5 is an enlarged view of a portion of FIG. 1;
FIG. 6 is a schematic view of the line marking assembly of the present invention mounted on a cross-frame;
fig. 7 is a schematic view of the line marking assembly of the present invention mounted on a second roller carriage;
fig. 8 is a schematic cross-sectional view of a line marking assembly in accordance with the present invention;
FIG. 9 is a flowchart of a method for checking and checking the smart urban rail transit project according to the present invention;
in the figure: 1. the traction walking vehicle comprises a traction walking vehicle body, 2, a detection device, 201, a cross frame, 202, a supporting leg, 203, a supporting rod, 204, a roller, 205, a rolling body, 206, a lifting frame, 207, a pin rod, 208, a second roller support, 209, a second roller, 210, a hinged rod, 211, a third roller, 212, a gradienter, 213, a gradienter supporting rod, 214, an adjusting screw rod, 215, a scale mark, 216, a sliding hole, 217, a spring, 218, a line drawing supporting frame, 219, a sliding groove, 220, a sliding block, 3, a traction rope, 4, a line drawing component, 401, an ink box, 402, a spring sleeve, 403, an oil filling rod, 404, a return spring, 405, an oil filling sleeve rod, 406, an oil filling ball, 407, a sealing gasket, 408 and an oil filling hole.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further described below by combining with the specific drawings, and it is to be noted that the embodiments and the features in the embodiments can be combined with each other in the application without conflict.
Please refer to fig. 1-9, which are schematic diagrams illustrating an overall structure of a checking and detecting system and a detecting method for smart urban rail transit engineering;
a wisdom urban rail transit engineering acceptance detection system, be applied to urban rail transit engineering acceptance detection, detect the rail of urban rail, this wisdom urban rail transit engineering acceptance detection system includes traction walking car 1, detection device 2, draw rope 3, setting-out subassembly 4, traction walking car 1 installs above the rail of urban rail, detection device 2 installs on the rail, the rear of traction walking car 1 is connected with draws rope 3, detection device 2 pulls the removal through drawing rope 3 on the rail, setting-out subassembly 4 installs on detection device 2, detection device 2 detects and measures the rail through setting-out subassembly 4;
the detection device 2 comprises a transverse frame 201 transversely arranged above the steel rails, supporting legs 202 are symmetrically arranged at the left side and the right side of the transverse frame 201, the supporting legs 202 are symmetrically arranged at the outer sides of the two steel rails, a roller 204 is arranged at the bottom end of each supporting leg 202, the rollers 204 walk on the ground, the middle parts of the supporting legs 202 are provided with horizontally fixed supporting rods 203, the top ends of the supporting rods 203 are provided with rolling bodies 205 of a spherical ball structure, the rolling bodies 205 are in rolling contact with the outer sides of the steel rails, the left side and the right side of the top end of the cross frame 201 are symmetrically provided with through sliding holes 216, the top ends of the supporting legs 202 on the two sides of the cross frame 201 penetrate through the corresponding sliding holes 216 in a sliding fit mode and extend out to the top end of the cross frame 201, the top ends of the supporting legs 202 extending out of the cross frame 201 are fixedly provided with line drawing assemblies 4, the top end of the cross frame 201 and the side wall close to each sliding hole 216 are provided with scale marks 215;
the middle part of the front end face of the transverse frame 201 is symmetrically provided with convex pin rods 207, two sides of the front end face of the transverse frame 201 are symmetrically provided with upright lifting frames 206, the middle part of the lifting frame 206 is provided with a through second sliding hole 221, the second sliding hole 221 is arranged on the pin rods 207 in a clamping fit mode, so that the lifting frames 206 on two sides can independently extend and descend on the pin rods 207 on two sides, when a height difference is generated between the third idler wheels 211 on two sides, the third idler wheels 211 on two sides are kept stable through independent lifting of the lifting frames 20 on two sides, the measurement accuracy of a level gauge is improved, the bottom ends of the lifting frames 206 are provided with the third idler wheels 211, and the third idler wheels 211 at the bottom ends of the lifting frames 206 on two sides are in rolling contact with;
the middle parts of the lifting frames 206 on the two sides are connected through a level rod 213, and a level 212 is fixedly arranged in the middle part of the level rod 213. And adjusting screws 214 are symmetrically arranged in the middle of the level supporting rods 213 positioned at two sides of the level 212, and the adjusting screws 214 are connected with the telescopic length through threads. The change is freely adjusted according to the interval size between two different rails to make third gyro wheel 211 and second gyro wheel 209 can steadily place the top surface at the rail, detect the rail.
Wherein, the invention installs the traction walking vehicle 1 above the steel rail of the urban rail, the detecting device 2 is installed on the steel rail, the traction rope 3 is connected at the rear of the traction walking vehicle 1, the other end of the traction rope 3 is connected with the detecting device 2, the traction walking vehicle 1 walks on the steel rail, the detecting device 2 is pulled to move on the steel rail at a constant speed, the detecting device 2 walks on the steel rail, the steel rail of the whole rail can be detected, the detecting device 2 rolls outside the steel rail through rollers on supporting legs at two sides in the process of walking on the steel rail, the line drawing component 4 is pushed to draw a line on a scale mark 215 at the top end of the cross frame, the distance range between two steel rails is judged through the track of the line drawing component 4 which reciprocates to draw the line on the scale mark 215, thereby ensuring the error between the two steel rails within the normal safe operation range, the line drawing component 4 draws the line on the scale mark 215 at the top end of the cross frame and leaves the drawn line, in the detection process, the user does not need to directly observe the scale mark 215 for a long time by artificial naked eyes, the labor intensity of the user during the manual acceptance of the track is reduced, and the accuracy of the acceptance detection is improved.
The detection device 2 can synchronously detect the levelness between the two steel rails in the process of detecting the distance between the two steel rails during the walking process of the steel rails, when the steel rails meet a track with an arc-shaped turning, the levelness between the two steel rails is detected through the gradienters 212 connected to the middle parts of the lifting frames at the two sides, air bubbles are contained in the gradienters 212, the inclination angle between the two steel rails on the track is judged by observing the movement of the air bubbles in the gradienters 212, and the levelness between the two steel rails can be accurately detected through the movement of the air bubbles, so that the acceptance detection accuracy is improved.
The middle parts of the lifting frames 206 on the two sides are symmetrically hinged with second roller wheel supports 208, the middle part of each second roller wheel support 208 is provided with a horizontally fixed straight rod, the bottom end of each second roller wheel support 208 is provided with a second roller wheel 209, the middle part of each second roller wheel support 208 is provided with a line drawing support frame 218, the top end of each second roller wheel support 208 is provided with a sliding groove 219, the bottom end of each line drawing support frame 218 is embedded into the corresponding sliding groove 219 in a sliding fit manner, the top end of each line drawing support frame 218 is provided with a line drawing assembly 4, the top end of the middle part of each second roller wheel support 208 close to the side edge of the corresponding sliding groove 219 is provided with a scale mark 215, and the;
the middle part of the lifting frame 206 is hinged with a hinged rod 210, and the bottom end of the hinged rod 210 is connected to the line drawing support frame 218 in a hinged mode, so that the lifting frame 206 can swing at the top end of the line drawing support frame 218, the motion interference is avoided, and the sliding fluency of the line drawing support frame 218 on the second roller wheel support 208 is improved.
In the process of detecting the levelness between two steel rails, the levelness of the top surface of a single steel rail can be synchronously detected, the second roller bracket 208 is hinged with the lifting frame, the second roller 209 and the third roller 211 walk on the top surface of the single steel rail, when the second roller bracket 208 swings, the line drawing support frame 218 is pushed by the hinged rod to draw a line on the scale mark 215 at the top end of the second roller bracket 208 and leave a line drawing track change, and the levelness of the top surface of the single steel rail is judged manually by observing the line drawing track left by the line drawing assembly 4 on the scale mark 215 of the line drawing support frame 218. In the process of improving the detection of the levelness between two steel rails, the levelness of the top surface of a single steel rail is judged.
A return spring 404 is fixedly installed on the outer wall of the oil injection sleeve rod 405, and the top end of the return spring 404 extends into the spring sleeve 402.
The intelligent urban rail transit engineering inspection device can synchronously detect the distance between two steel rails, the levelness between the two steel rails and the levelness of the top surface of a single steel rail in the walking process by walking on the detection device 2, is convenient for obtaining evidence by detecting multiple groups of data and leaving a measurement track, accurately judges whether the intelligent urban rail transit engineering is qualified or not, and improves the accuracy of inspection and detection.
According to the line drawing assembly 4, the oil box 401 is arranged at the topmost end, oil in the oil box 401 drips downwards into an oil cavity through the oil filling hole 408, the oil coating ball 406 is arranged at the bottom end of the oil filling sleeve rod 405, the oil coating ball 406 is in contact with liquid injection in the oil cavity and rolls the oil in the oil cavity onto a contacted scale mark, friction force between the line drawing assembly 4 and the surface of the scale mark is reduced by rolling of the oil coating ball 406, the oil is flexibly and uniformly coated by rolling of the oil coating ball 406, and accuracy of the line drawing assembly 4 in line drawing of the scale mark is improved. Oiling loop bar 405 passes through return spring 404's support, makes oiling loop bar 405 elastically flexible at the outer wall of oiling pole 403, through the elastic shock attenuation of return bullet, eliminates detection device at the shake that removes the in-process and produce, makes fat liquoring ball 406 in close contact with on the scale mark at place, improves the precision of setting-out.
A seal gasket 407 is fixedly mounted on the inner wall of the oil filler rod 405, the seal gasket 407 is annular, and the inner wall of the seal gasket 407 is in sliding contact with the outer wall of the oil filler rod 403.
The invention also provides a detection method according to the intelligent urban rail transit engineering acceptance detection system, which specifically comprises the following steps:
s1, device installation: the method comprises the following steps of (1) installing a traction walking vehicle 1 above a steel rail of an urban rail, installing a detection device 2 on the steel rail, connecting a traction rope 3 behind the traction walking vehicle 1, and connecting the other end of the traction rope 3 with the detection device 2;
s2, walking of the detection device: the detection device 2 mounted on the steel rail in the step S1 is moved on the steel rail, the detection device 2 is pulled by the pulling walking vehicle 1 to move on the steel rail by the pulling rope 3 in the moving process of the pulling walking vehicle 1, and the detection device 2 is moved on the steel rail;
s3, space detection: in the step S2, when the detection device 2 travels on a steel rail, the rollers 204 on the support legs 202 on both sides roll outside the steel rail, the line drawing assembly 4 is pushed to draw a line on the scale mark 215 at the top end of the cross frame 201, and the range of the distance between the two steel rails is determined by the track of the line drawing assembly 4 drawing the line back and forth on the scale mark 215.
S4, detecting the levelness between two steel rails: in the step S3, in the process of detecting the distance between the two steel rails, the levelness between the two steel rails is detected through the gradienters 212 connected with the middle parts of the lifting frames 206 at the two sides, and the levelness between the two steel rails is observed through the gradienters;
s5, detecting the levelness of the top surface of the single steel rail: in the step S4, in the process of detecting the levelness between two rails, the second roller bracket 208 is hinged to the lifting bracket 206, the second roller 209 and the third roller 211 run on the top surface of a single rail, when the second roller bracket 208 swings, the line drawing support frame 218 is pushed by the hinge rod 210 to draw a line on the scale mark 25 at the top end of the second roller bracket 208, the track of the line drawing assembly 4 on the scale mark 215 of the line drawing support frame 218 is observed, and the levelness of the top surface of a single rail is determined.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a wisdom urban rail transit engineering inspection and acceptance detecting system, is applied to urban rail transit engineering and checks and accept in the detection, detects urban rail's rail, and this wisdom urban rail transit engineering inspection and acceptance detecting system is including pulling walking car, detection device, pulling rope, setting-out subassembly, its characterized in that: the detection device is moved on the steel rail through traction of the traction rope, the line drawing assembly is installed on the detection device, and the detection device detects and measures the steel rail through the line drawing assembly;
the detection device comprises a transverse frame transversely arranged above steel rails, supporting legs are symmetrically arranged on the left side and the right side of the transverse frame, the supporting legs are symmetrically arranged on the outer sides of the two steel rails, rollers are arranged at the bottom end of each supporting leg, a support rod which is horizontally fixed is arranged in the middle of each supporting leg, a rolling body of a ball structure is arranged at the top end of each support rod, the rolling bodies are in rolling contact with the outer sides of the steel rails, through sliding holes are symmetrically formed in the left side and the right side of the top end of the transverse frame, the top ends of the supporting legs on the two sides of the transverse frame penetrate through the corresponding sliding holes in a sliding fit mode and extend out to the top end of the transverse frame, line drawing assemblies are fixedly arranged at the top ends of the supporting legs extending out of the transverse frame, scale marks are arranged on;
the middle part of the front end face of the transverse frame is symmetrically provided with a raised pin rod, two sides of the front end face of the transverse frame are symmetrically provided with vertical lifting frames, the middle part of each lifting frame is provided with a through second sliding hole, each second sliding hole is arranged on each pin rod in a clamping fit mode, the bottom end of each lifting frame is provided with a third roller, and the third rollers at the bottom ends of the lifting frames on two sides are in rolling contact with the top surface of the steel rail;
the middle parts of the lifting frames are connected through a level meter supporting rod, and a level meter is fixedly installed in the middle of the level meter supporting rod.
2. The system of claim 1, wherein the system comprises: the middle of the lifting frame is symmetrically hinged with second roller wheel supports, the middle of each second roller wheel support is provided with a horizontally fixed straight rod, a second roller wheel is mounted at the bottom end of each second roller wheel support, a line drawing support frame is mounted at the middle of each second roller wheel support, a sliding groove is formed in the top end of each second roller wheel support, the bottom end of each line drawing support frame is embedded into the corresponding sliding groove in a sliding fit mode, a line drawing assembly is mounted at the top end of each line drawing support frame, a scale mark is arranged at the top end of the middle of each second roller wheel support close to the side edge of the corresponding sliding groove, and the line drawing assemblies at the top ends of the line drawing support frames are;
the middle part of crane articulates there is the hinge bar, the hinge bar bottom is connected on the setting-out support frame through articulated mode.
3. The system according to any one of claims 1 or 2, wherein the system comprises: the line drawing assembly comprises an oil ink box, a spring sleeve, an oil filling rod, an oil filling sleeve rod, an oil coating ball and an oil filling hole, wherein the oil ink box is arranged at the topmost end, the spring sleeve is arranged at the bottom of the oil ink box, the middle position of the outlet of the spring sleeve is provided with the cylindrical oil filling rod, the oil filling hole communicated with the inner part of the oil ink box is arranged at the bottom axis position of the oil filling rod, the outer wall of the oil filling rod is sleeved with the oil filling sleeve rod in a sliding fit mode, the oil cavity is formed in the inner part of the oil filling sleeve rod, the bottom end of the oil filling hole is communicated with the oil cavity, and the oil.
4. The system of claim 3, wherein the system comprises: and a return spring is fixedly installed on the outer wall of the oil injection loop bar, and the top end of the return spring extends into the spring sleeve.
5. The system of claim 3, wherein the system comprises: the inner wall fixed mounting of oiling loop bar has sealed the pad, sealed the pad sets up to the ring form, sealed inboard wall and oiling pole outer wall sliding contact.
6. A smart urban rail transit project acceptance detection method, characterized in that, the smart urban rail transit project acceptance detection method is mainly completed by the smart urban rail transit project acceptance detection system of claim 4, the smart urban rail transit project acceptance detection method specifically includes the following steps:
s1, device installation: the method comprises the following steps of (1) installing a traction walking vehicle above a steel rail of an urban rail, installing a detection device on the steel rail, connecting a traction rope behind the traction walking vehicle, and connecting the other end of the traction rope with the detection device;
s2, walking of the detection device: walking the detection device mounted on the steel rail in the step S1 on the steel rail, and walking on the steel rail through a traction walking vehicle, wherein the traction walking vehicle pulls the detection device to move on the steel rail through a traction rope in the walking process, so that the detection device walks on the steel rail;
s3, space detection: in the step S2, when the detection device runs on the steel rail, the rollers on the supporting legs on the two sides roll outside the steel rail to push the line drawing assembly to draw a line on the scale mark at the top end of the cross frame, and the distance range between the two steel rails is judged through the reciprocating line drawing track of the line drawing assembly on the scale mark.
S4, detecting the levelness between two steel rails: in the step S3, in the process of detecting the distance between the two steel rails, the levelness between the two steel rails is detected through the gradienters connected with the middle parts of the lifting frames at the two sides, and the levelness between the two steel rails is observed through the gradienters;
s5, detecting the levelness of the top surface of the single steel rail: in the step S4, in the process of detecting the levelness between two steel rails, the second roller wheel support is hinged with the lifting frame, the second roller wheel and the third roller wheel walk on the top surface of the single steel rail, when the second roller wheel support swings, the line drawing support is pushed by the hinge rod to draw a line on the scale mark at the top end of the second roller wheel support, the track of the line drawing assembly drawing the line on the scale mark of the line drawing support is observed, and the levelness of the top surface of the single steel rail is judged.
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| CN202010627195.8A CN111735368A (en) | 2020-07-02 | 2020-07-02 | Smart urban rail transit engineering acceptance detection system and detection method |
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| CN202010627195.8A CN111735368A (en) | 2020-07-02 | 2020-07-02 | Smart urban rail transit engineering acceptance detection system and detection method |
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| CN113173184A (en) * | 2021-04-06 | 2021-07-27 | 南昌航空大学 | Rapid rail inspection trolley capable of automatically passing through harmful space of turnout |
| CN116045769A (en) * | 2023-03-06 | 2023-05-02 | 山东省鲁南地质工程勘察院(山东省地质矿产勘查开发局第二地质大队) | Ground crack measuring system for coal mining subsidence area |
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