CN215904484U

CN215904484U - Geometric state measuring vehicle for track measurement

Info

Publication number: CN215904484U
Application number: CN202122437600.2U
Authority: CN
Inventors: 王志锋
Original assignee: Wuhan Yuanyan Surveying And Mapping Technology Co ltd
Current assignee: Wuhan Yuanyan Surveying And Mapping Technology Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-02-25
Anticipated expiration: 2031-10-09

Abstract

The application provides a geometric state measuring vehicle for track measurement, and belongs to the technical field of track measuring equipment. The geometric state measuring vehicle for measuring the track comprises the track, a walking driving mechanism and a measuring mechanism. The utility model discloses a walking drive mechanism, including vertical base, connecting block, first walking wheel, motor and leading wheel, measuring mechanism includes horizontal base, second walking wheel, elasticity compressing tightly piece, measuring wheel and displacement sensor, horizontal base top is provided with total powerstation and controller, and the motor passes through the driving medium and drives two synchronous rotations of first walking wheel to drive whole device and move ahead along the track, compress tightly the piece through elasticity and promote the measuring wheel and take place the displacement, make the distance between leading wheel and the measuring wheel change, displacement sensor measures the distance error between the track, observes the CPIII control point of laying of track both sides through the total powerstation, can obtain orbital inside and outside geometric status information, accomplishes the quick measurement to the track.

Description

Geometric state measuring vehicle for track measurement

Technical Field

The application relates to the field of track measuring equipment, in particular to a geometric state measuring vehicle for track measurement.

Background

The accurate geometric dimension of the track is a basic condition for ensuring the safe operation of the train, and the high-speed running can be realized only on the high-smoothness track. The traditional static measurement method is that a static geometric state measuring vehicle is matched with a total station to measure CPIII control points distributed on two sides of a track line, parameters such as left and right height, left and right track direction, right vector, track gauge, level, triangular pits, track gauge change rate, mileage and the like can be detected, and the measurement precision is high.

However, in the daily maintenance stage of the operation railway line, the track is precisely adjusted, the measurement time is short, the task is heavy, and the conventional geometric state measuring vehicle has low efficiency due to a static measurement mode and cannot meet the operation requirement of the track traffic on the rapid maintenance of the track.

SUMMERY OF THE UTILITY MODEL

In order to make up for the above deficiencies, the present application provides a geometric state measuring vehicle for track measurement, which aims to improve the problems set forth in the background art.

The embodiment of the application provides a geometric state measuring vehicle for track measurement, which comprises a track, a walking driving mechanism and a measuring mechanism.

The walking driving mechanism comprises a longitudinal base, a connecting block, first walking wheels, a motor and guide wheels, wherein the connecting block is fixedly arranged at the middle part of one side of the longitudinal base, the first walking wheels are symmetrically and rotatably arranged at two ends of the bottom of the longitudinal base, the motor is arranged at the bottom of the longitudinal base, the output end of the motor is connected with the first walking wheels through a transmission part in a transmission way, and the guide wheels are uniformly and rotatably arranged at one side of the bottom of the longitudinal base.

The measuring mechanism comprises a transverse base, a second travelling wheel, an elastic pressing piece, a measuring wheel and a displacement sensor, wherein a sliding sleeve at one end of the transverse base is arranged on the connecting block, the transverse base is fixedly connected with the connecting block through a fastening bolt, the second travelling wheel is rotatably arranged at the bottom of the other end of the transverse base, the first travelling wheel and the second travelling wheel are all rolled and arranged at the top of the track, the elastic pressing piece is arranged at the bottom of the transverse base, the measuring wheel is rotatably arranged on the elastic pressing piece, the guide wheel is abutted to the inner wall of the track, the displacement sensor is arranged at the bottom of the elastic pressing piece, and a total station and a controller are arranged at the top of the transverse base.

In the implementation process, the transverse base and the connecting block are locked and fixed through the fastening bolt, the longitudinal base and the transverse base are detachably connected to form a T-shaped frame structure, the whole device is kept balanced, meanwhile, the rapid disassembly and assembly can be realized to reduce the occupied space, the first travelling wheels and the second travelling wheels are distributed in a triangular shape, so that the travelling stability of the whole device is enhanced, the whole measuring device is guided through the guide wheels and the measuring wheels to accurately run along the rail without derailing, the motor drives the two first travelling wheels to synchronously rotate through the transmission part to drive the whole device to move along the rail, when the distance between the first travelling wheels and the second travelling wheels moving to the rail has an error, the elastic pressing part pushes the measuring wheels to displace, so that the distance between the guide wheels and the measuring wheels changes, and the measuring head of the displacement sensor moves along with the measuring wheels and measures the distance error between the rails, and sending the acquired data to the controller in real time, observing CPIII control points arranged on two sides of the track by the total station according to the acquisition instruction of the controller, and transmitting the observed values of the CPIII control points to the controller.

In a specific embodiment, a first bracket is fixed at each of two ends of the bottom of the longitudinal base, and the first traveling wheel is rotatably arranged in the first bracket through a first rotating shaft.

In a specific embodiment, the driving medium includes first synchronous pulley, hold-in range and second synchronous pulley, first synchronous pulley, hold-in range with second synchronous pulley all sets up two, two first synchronous pulley all fixed set up in the motor output end, second synchronous pulley fixed set up in first pivot is stretched out the end, synchronous belt drive connect in first synchronous pulley with between the second synchronous pulley.

In the implementation process, the motor drives the two first synchronous belt wheels to synchronously rotate, the second synchronous belt wheel is synchronously driven to rotate through the synchronous belt, and the two first traveling wheels are driven to synchronously rotate through the first rotating shaft, so that the whole device is driven to move forwards along the rail.

In a specific embodiment, first threaded holes are formed in two sides of the connecting block, and the fastening bolt penetrates through the side wall of the transverse base and extends into the first threaded holes in a threaded manner.

In a specific implementation scheme, the elastic pressing piece comprises a first vertical plate, two sliding rods and a second vertical plate, the first vertical plate is fixedly connected to the bottom of the transverse base, the two sliding rods are symmetrically arranged, one ends of the two sliding rods slidably penetrate through the first vertical plate, the second vertical plate is fixedly connected to the other ends of the two sliding rods, and a spring is fixedly sleeved outside the sliding rods.

In a specific implementation scheme, the second walking wheel is rotatably connected to the transverse base through a second support, a T-shaped guide plate is fixed between the first vertical plate and the second support, the top end of the second vertical plate is slidably sleeved on the T-shaped guide plate through a sliding sleeve, a fixed block is fixed on one side of the bottom end of the second vertical plate, and the measuring wheel is rotatably arranged at the bottom of the fixed block.

In the above-mentioned realization process, when the distance between the track error, utilize the elastic force of spring to promote the second riser, make the slide bar slide right along first riser to make the sliding sleeve slide along T type deflector, lead to it, promote the measuring wheel through the fixed block and support tightly all the time on the track inside wall, be convenient for carry out continuous measurement to orbital gauge.

In a specific embodiment, an anti-falling block is fixed at one end of the slide bar extending out of the first vertical plate, an installation block is fixed at the bottom end of the first vertical plate, the displacement sensor is horizontally fixed at the bottom of the installation block through a pipe clamp, and a measuring head of the displacement sensor abuts against the second vertical plate.

In the implementation process, the anti-falling block can prevent the slide bar from being excessively displaced and slipping from the first vertical plate, and the measuring head of the displacement sensor moves along with the second vertical plate and measures the gauge error between the rails.

In a specific implementation scheme, a push rod is further rotatably arranged on the top of the transverse base, the bottom end of the push rod is rotatably arranged on the top of the transverse base through a U-shaped mounting seat, a handle is fixed to the top end of the push rod, and an anti-skidding sleeve is sleeved on the handle.

In the implementation process, the inclination angle of the push rod can be adjusted according to requirements through the U-shaped mounting seat, the push rod is pushed through manpower to enable the whole device to advance along the track to be measured, and the manpower is used for driving.

In a specific embodiment, a storage battery cavity is formed in the inner wall of the transverse base, and a protective cover is arranged outside the storage battery cavity in a covering mode.

In the implementation process, the storage battery in the storage battery box is protected through the protective cover.

In a specific embodiment, a first handle is arranged on one side of the longitudinal base far away from the connecting block, and a second handle is arranged on the end wall of the transverse base close to the second travelling wheel.

In the implementation process, the arrangement of the first handle and the second handle facilitates the carrying of the longitudinal base and the transverse base.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a schematic structural diagram of a geometric state measuring vehicle for track measurement according to an embodiment of the present disclosure at a first viewing angle;

fig. 2 is a schematic structural diagram of a geometric state measuring vehicle for track measurement at a second viewing angle according to an embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of a first viewing angle of a walking driving mechanism according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a second view angle of the walking driving mechanism according to the embodiment of the present application;

fig. 5 is a schematic structural diagram of a measuring mechanism according to an embodiment of the present disclosure;

FIG. 6 is a schematic structural diagram of a measuring mechanism according to an embodiment of the present disclosure from a second viewing angle;

FIG. 7 is an enlarged schematic structural diagram of a portion A in FIG. 5 according to an embodiment of the present disclosure;

fig. 8 is a schematic structural diagram of a push rod according to an embodiment of the present application.

In the figure: 10-a track; 20-a travel drive mechanism; 210-a longitudinal base; 220-connecting block; 221-a first threaded hole; 230-a first travelling wheel; 231-a first support; 232-a first rotating shaft; 240-motor; 250-a transmission; 251-a first synchronous pulley; 252-a synchronous belt; 253-a second timing pulley; 260-a guide wheel; 270-a first handle; 30-a measuring mechanism; 310-a transverse base; 311-fastening bolts; 312-a protective cover; 320-a second road wheel; 321-a second bracket; 330-elastic pressing piece; 331-a first riser; 3311-mounting block; 332-a slide bar; 3321-anti-drop block; 333-spring; 334-a second riser; 3341-sliding sleeve; 3342-fixing block; a 335-T shaped guide plate; 340-a measuring wheel; 350-displacement sensor; 351-pipe clamp; 360-total station; 370-a controller; 380-push rod; 381-U shaped mount; 382-a handle; 390-second handle.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1-8, the present application provides a geometric status measuring vehicle for measuring a track, which includes a track 10, a travel driving mechanism 20 and a measuring mechanism 30.

Referring to fig. 3 and 4, the traveling driving mechanism 20 includes a longitudinal base 210, a connecting block 220, first traveling wheels 230, a motor 240 and guide wheels 260, the connecting block 220 is fixedly disposed at the middle of one side of the longitudinal base 210, the connecting block 220 is bolted or welded to the longitudinal base 210, the first traveling wheels 230 are symmetrically and rotatably disposed at two ends of the bottom of the longitudinal base 210, the motor 240 is mounted at the bottom of the longitudinal base 210, the motor 240 is fixed at the middle of the bottom surface of the longitudinal base 210 by a supporting frame, the output end of the motor 240 is connected to two sets of the first traveling wheels 230 by a transmission member 250, and the guide wheels 260 are uniformly and rotatably disposed at one side of the bottom of the longitudinal base 210.

When the device is specifically arranged, the first brackets 231 are fixed at two ends of the bottom of the longitudinal base 210, the first brackets 231 are bolted or welded to the longitudinal base 210, the first traveling wheels 230 are rotatably arranged in the first brackets 231 through the first rotating shaft 232, the first traveling wheels 230 are fixedly sleeved on the first rotating shaft 232, the transmission member 250 comprises a first synchronous pulley 251, a synchronous belt 252 and a second synchronous pulley 253, two first synchronous pulleys 251, two synchronous belts 252 and two second synchronous pulleys 253 are respectively arranged, the two first synchronous pulleys 251 are respectively and fixedly arranged at the output end of the motor 240, the two first synchronous pulleys 251 are sleeved at the output end of the motor 240 side by side, the second synchronous pulley 253 is fixedly arranged at the extending end of the first rotating shaft 232, the synchronous belt 252 is in transmission connection between the first synchronous pulley 251 and the second synchronous pulley 253, the motor 240 drives the two first synchronous pulleys 251 to synchronously rotate, the second synchronous pulley 253 is synchronously driven to rotate through the synchronous belt 252, the two first traveling wheels 230 are driven to rotate synchronously by the first rotating shaft 232, so that the whole device is driven to move forwards along the track 10.

Referring to fig. 5 and 6, the measuring mechanism 30 includes a transverse base 310, a second road wheel 320, an elastic pressing member 330, a measuring wheel 340 and a displacement sensor 350, one end of the transverse base 310 is slidably sleeved on the connecting block 220, the transverse base 310 is fixedly connected with the connecting block 220 through a fastening bolt 311, one end of the transverse base 310 is provided with a slot matched with the connecting block 220, specifically, two sides of the connecting block 220 are provided with first threaded holes 221, the fastening bolt 311 penetrates through the side wall of the transverse base 310 and is in threaded connection with and extends into the first threaded holes 221, the connecting block 220 is inserted into the slot, then the fastening bolt 311 penetrates through the side wall of the transverse base 310 and is in threaded insertion into the first threaded holes 221, so that the transverse base 310 and the connecting block 220 are locked and fixed, furthermore, the longitudinal base 210 and the transverse base 310 are detachably connected to form a T-shaped frame structure, so that the whole device is kept balanced, and meanwhile, the vertical base and the transverse base can be quickly disassembled and assembled to reduce the occupied space.

In this embodiment, the second traveling wheel 320 is rotatably disposed at the bottom of the other end of the transverse base 310, the first traveling wheel 230 and the second traveling wheel 320 are both rotatably disposed at the top of the track 10, the first traveling wheel 230 and the second traveling wheel 320 are respectively connected with the track 10 in a matching manner and are distributed in a triangular manner, so as to enhance the traveling stability of the whole device, the elastic pressing member 330 is disposed at the bottom of the transverse base 310, the measuring wheel 340 is rotatably disposed at the elastic pressing member 330, the guide wheel 260 and the measuring wheel 340 both abut against the inner wall of the track 10, the whole measuring device is guided by the guide wheel 260 and the measuring wheel 340, so that the measuring device can accurately run along the track 10 without derailing, thereby further improving the running reliability of the measuring device, the displacement sensor 350 is disposed at the bottom of the elastic pressing member 330, when an error occurs in the distance from the first traveling wheel 230 and the second traveling wheel 320 to the track 10 during detection, the elastic pressing part 330 pushes the measuring wheel 340 to displace, so that the distance between the guide wheel 260 and the measuring wheel 340 changes, the measuring head of the displacement sensor 350 moves along with the measuring wheel 340 and measures the distance error between the rails 10, and sends collected data to the controller 370 in real time, the top of the transverse base 310 is provided with the total station 360 and the controller 370, the total station 360 is fixedly clamped above the top of the transverse base 310 through the supporting upright posts, the total station 360 observes CPIII control points arranged on two sides of the rails 10 according to the collecting instruction of the controller 370, and transmits the observed value of the CPIII control points to the controller 370.

Referring to fig. 7, the elastic pressing member 330 includes a first vertical plate 331, two sliding rods 332 and a second vertical plate 334, the first vertical plate 331 is fixedly connected to the bottom of the transverse base 310, the first vertical plate 331 is welded to the transverse base 310, the two sliding rods 332 are symmetrically arranged, one end of each of the two sliding rods 332 slidably penetrates through the first vertical plate 331, the second vertical plate 334 is fixedly connected to the other end of each of the two sliding rods 332, a spring 333 is fixedly sleeved outside each of the sliding rods 332, two ends of each of the springs 333 are welded to the second vertical plate 334, the second traveling wheel 320 is rotatably connected to the transverse base 310 through a second support 321, a T-shaped guide plate 335 is fixed between the first vertical plate 331 and the second support 321, and is fixedly connected through a bolt or a screw, the top end of the second vertical plate 334 is slidably sleeved on the T-shaped guide plate 335 through a sliding sleeve 3341, and the sliding fit of the sliding sleeve 3341 and the T-shaped guide plate 335, so as to guide and limit the left-right movement track of the second vertical plate 334, one side of second riser 334 bottom is fixed with fixed block 3342, measuring wheel 340 rotates and sets up in fixed block 3342 bottom, when the distance between track 10 appears the error, utilize the elastic force of spring 333 to promote second riser 334, make slide bar 332 slide right along first riser 331, and make sliding sleeve 3341 slide along T type deflector 335, guide it, promote measuring wheel 340 through fixed block 3342 and support tightly on the track 10 inside wall all the time, be convenient for carry out continuous measurement to the gauge of track 10.

It should be noted that, an anti-slip block 3321 is fixed at one end of the slide rod 332 extending out of the first vertical plate 331 to prevent the slide rod 332 from slipping off the first vertical plate 331 due to excessive displacement, a mounting block 3311 is fixed at the bottom end of the first vertical plate 331, the displacement sensor 350 is horizontally fixed at the bottom of the mounting block 3311 through a pipe clamp 351 to facilitate mounting and dismounting of the displacement sensor 350, a measuring head of the displacement sensor 350 abuts against the second vertical plate 334, and the measuring head of the displacement sensor 350 moves along with the second vertical plate 334 to measure a track pitch error between the tracks 10.

In some specific embodiments, the top of the transverse base 310 is also rotatably provided with a push rod 380, the bottom end of the push rod 380 is rotatably installed at the top of the transverse base 310 through a U-shaped installation seat 381, the inclination angle of the push rod 380 can be adjusted as required through the U-shaped installation seat 381, a handle 382 is fixed at the top end of the push rod 380, an anti-slip sleeve is sleeved on the handle 382, the push rod 380 is pushed through manpower to enable the whole device to advance along the track 10 to be measured, and the manual driving is achieved.

In other embodiments, a battery cavity is formed in the inner wall of the transverse base 310, a battery is installed in the battery cavity and used for supplying power to each electric device, the practicability of the device is improved, a protective cover 312 is covered outside the battery cavity and used for protecting the battery in the battery cavity, a first handle 270 is installed on one side, away from the connecting block 220, of the longitudinal base 210, a second handle 390 is installed on the end wall, close to the second travelling wheel 320, of the transverse base 310, and the first handle 270 and the second handle 390 are arranged to facilitate carrying of the longitudinal base 210 and the transverse base 310.

The geometric state measuring vehicle for measuring the track has the working principle that: when the device is used, the connecting block 220 is inserted into the slot, the fastening bolt 311 penetrates through the side wall of the transverse base 310 and is inserted into the first threaded hole 221 in a threaded manner, so that the transverse base 310 and the connecting block 220 are locked and fixed, the longitudinal base 210 and the transverse base 310 are detachably connected to form a T-shaped frame structure, the whole device is kept balanced, meanwhile, rapid disassembly and assembly can be realized to reduce the occupied space volume, the first traveling wheel 230 and the second traveling wheel 320 are respectively matched and connected with the track 10 and are distributed in a triangular manner, so that the traveling stability of the whole device is enhanced, the whole measuring device is guided by the guide wheel 260 and the measuring wheel 340 to accurately run along the track 10 without derailing, the running reliability of the measuring device is further improved, the motor 240 drives the two first synchronous pulleys 251 to synchronously rotate, and synchronously drives the second synchronous pulley 253 to rotate through the synchronous belt 252, the two first traveling wheels 230 are driven to synchronously rotate through the first rotating shaft 232, so that the whole device is driven to move forwards along the track 10, when the distances from the first traveling wheels 230 and the second traveling wheels 320 to the track 10 are in error, the elastic pressing piece 330 pushes the measuring wheel 340 to displace, the distance between the guide wheel 260 and the measuring wheel 340 is changed, the measuring head of the displacement sensor 350 moves along with the measuring wheel 340 and measures the distance error between the tracks 10, and transmits collected data to the controller 370 in real time, and the total station 360 observes CPIII control points arranged on two sides of the track 10 according to a collected instruction of the controller 370 and transmits the observed values of the CPIII control points to the controller 370.

It should be noted that the specific model specifications of the motor 240, the displacement sensor 350, the total station 360 and the controller 370 need to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art, so detailed burdens are not needed.

The powering of the motor 240, the displacement sensor 350, the total station 360 and the controller 370 and their principles will be clear to the skilled person and will not be described in detail here.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A geometric state measuring vehicle for track measurement is characterized by comprising

A rail (10);

the walking driving mechanism (20), the walking driving mechanism (20) comprises a longitudinal base (210), a connecting block (220), first walking wheels (230), a motor (240) and guide wheels (260), the connecting block (220) is fixedly arranged in the middle of one side of the longitudinal base (210), the first walking wheels (230) are symmetrically and rotatably arranged at two ends of the bottom of the longitudinal base (210), the motor (240) is arranged at the bottom of the longitudinal base (210), the output end of the motor (240) is in transmission connection with the two groups of first walking wheels (230) through a transmission member (250), and the guide wheels (260) are uniformly and rotatably arranged at one side of the bottom of the longitudinal base (210);

the measuring mechanism (30) comprises a transverse base (310), a second travelling wheel (320), an elastic pressing piece (330), a measuring wheel (340) and a displacement sensor (350), one end of the transverse base (310) is slidably sleeved on the connecting block (220), the transverse base (310) is fixedly connected with the connecting block (220) through a fastening bolt (311), the second travelling wheel (320) is rotatably arranged at the bottom of the other end of the transverse base (310), the first travelling wheel (230) and the second travelling wheel (320) are both arranged at the top of the track (10) in a rolling manner, the elastic pressing piece (330) is arranged at the bottom of the transverse base (310), the measuring wheel (340) is rotatably arranged on the elastic pressing piece (330), and the guide wheel (260) and the measuring wheel (340) are both abutted against the inner wall of the track (10), the displacement sensor (350) is installed at the bottom of the elastic pressing piece (330), and a total station (360) and a controller (370) are arranged at the top of the transverse base (310).

2. The geometry status measuring vehicle of claim 1, wherein a first bracket (231) is fixed at each end of the bottom of the longitudinal base (210), and the first traveling wheel (230) is rotatably disposed in the first bracket (231) through a first rotating shaft (232).

3. A geometric status measuring vehicle for track measurement according to claim 2, wherein the transmission member (250) comprises a first synchronous pulley (251), a synchronous belt (252) and a second synchronous pulley (253), two synchronous pulleys are provided for each of the first synchronous pulley (251), the synchronous belt (252) and the second synchronous pulley (253), the two synchronous pulleys (251) are fixedly provided at the output end of the motor (240), the second synchronous pulley (253) is fixedly provided at the extending end of the first rotating shaft (232), and the synchronous belt (252) is drivingly connected between the first synchronous pulley (251) and the second synchronous pulley (253).

4. The geometry status measuring vehicle of claim 1, wherein the connecting block (220) has first threaded holes (221) formed at both sides thereof, and the fastening bolts (311) are screwed through the lateral walls of the lateral base (310) and extend into the first threaded holes (221).

5. The geometric state measuring vehicle for track measurement according to claim 1, wherein the elastic pressing member (330) comprises a first vertical plate (331), two sliding rods (332) and a second vertical plate (334), the first vertical plate (331) is fixedly connected to the bottom of the transverse base (310), the two sliding rods (332) are symmetrically arranged, one end of each of the two sliding rods (332) slidably penetrates through the first vertical plate (331), the second vertical plate (334) is fixedly connected to the other end of each of the two sliding rods (332), and a spring (333) is fixedly sleeved outside each of the two sliding rods (332).

6. The geometric state measuring vehicle for track measurement according to claim 5, wherein the second traveling wheel (320) is rotatably connected to the transverse base (310) through a second support (321), a T-shaped guide plate (335) is fixed between the first vertical plate (331) and the second support (321), the top end of the second vertical plate (334) is slidably sleeved on the T-shaped guide plate (335) through a sliding sleeve (3341), a fixed block (3342) is fixed on one side of the bottom end of the second vertical plate (334), and the measuring wheel (340) is rotatably arranged at the bottom of the fixed block (3342).

7. The geometric state measuring vehicle for track measurement according to claim 5, wherein an anti-falling block (3321) is fixed to one end of the slide rod (332) extending out of the first vertical plate (331), a mounting block (3311) is fixed to a bottom end of the first vertical plate (331), the displacement sensor (350) is horizontally fixed to a bottom of the mounting block (3311) through a pipe clamp (351), and a measuring head of the displacement sensor (350) abuts against the second vertical plate (334).

8. The geometric state measuring vehicle for track measurement according to claim 1, wherein a push rod (380) is further rotatably disposed on the top of the transverse base (310), the bottom end of the push rod (380) is rotatably mounted on the top of the transverse base (310) through a U-shaped mounting seat (381), a handle (382) is fixed to the top end of the push rod (380), and an anti-slip sleeve is sleeved on the handle (382).

9. The vehicle of claim 1, wherein the inner wall of the lateral base (310) defines a battery chamber, and the outer cover of the battery chamber defines a protective cover (312).

10. A geometry measuring carriage as claimed in claim 1, characterized in that a first handle (270) is mounted on the side of said longitudinal base (210) remote from said connecting block (220), and a second handle (390) is mounted on the end wall of said transverse base (310) adjacent to said second travelling wheel (320).