CN218711854U - Rail panel fine adjustment detection device smooth in operation - Google Patents

Abstract

The utility model relates to a track panel accurate adjustment detection device that operation is smooth and easy, including the track panel accurate adjustment car and the track inspection dolly, the track panel accurate adjustment car includes the first automobile body and locates the track panel accurate adjustment unit on the first automobile body, the track inspection dolly includes the second automobile body and locates the track panel detecting element on the second automobile body, first automobile body bottom and second automobile body bottom all are equipped with running gear, first automobile body passes through the connecting rod with the second automobile body and is connected, the axis of connecting rod is on a parallel with automobile body advancing direction, at least one of them automobile body passes through the universal joint and is connected with the connecting rod, at least part running gear disposes power drive equipment. The structure can ensure the transmission smoothness between the rail row fine adjustment vehicle and the rail inspection trolley, and avoid the occurrence of the situations such as force holding and the like; the situation that the track panel detection/adjustment precision is reduced due to displacement errors of the track panel fine adjustment trolley and the track inspection trolley can be improved or avoided; the operation stability, the smoothness and the displacement precision of the track panel fine tuning detection device on the curve section track panel can be improved.

Description

Track panel fine adjustment detection device smooth in operation

Technical Field

The utility model belongs to the technical field of the rail transit engineering, concretely relates to move smooth and easy section of track fine tuning detection device.

Background

At present, a ballastless track passenger dedicated line mostly adopts a double-block ballastless track, the design speed reaches 350km/h, and the safety, the smoothness and the comfort of the running of a high-speed train must be supported by a good track geometric state. The track fine adjustment is a key link of track precision control, and the track linearity is optimized by calculating the track adjustment according to the measured data and the smoothness control index of the track detection system, so that the wheel track can be well matched, and the safety, the stability and the riding comfort of the train are improved.

At present, in the track panel fine adjustment operation, a track panel fine adjustment vehicle is generally matched with a track inspection trolley, one operator pushes the track inspection trolley to detect the track panel, and the other operator pushes the track panel fine adjustment vehicle to perform the track panel fine adjustment operation, so that the operation efficiency is low, the matching degree between the track panel fine adjustment vehicle and the track inspection trolley is difficult to reliably ensure, and errors are easily caused in the fine adjustment operation; and a part of the rail row fine adjustment vehicle and the rail inspection trolley can automatically travel, and the condition that the degree of fit between the rail row fine adjustment vehicle and the rail inspection trolley is difficult to reliably guarantee still exists.

SUMMERY OF THE UTILITY MODEL

The utility model relates to a track panel accurate adjustment detection device that moves smoothly can solve prior art's partial defect at least.

The utility model relates to a track panel accurate adjustment detection device that operation is smooth and easy, examine the dolly including the track panel accurate adjustment car and track, the track panel accurate adjustment car includes the first automobile body and locates track panel accurate adjustment unit on the first automobile body, the track is examined the dolly and is included the second automobile body and locate track panel detection unit on the second automobile body, first automobile body bottom and second automobile body bottom all are equipped with running gear, first automobile body with the second automobile body passes through the connecting rod and connects, the axis of connecting rod is on a parallel with automobile body advancing direction, at least one of them automobile body pass through the universal joint with the connecting rod is connected, and at least part running gear disposes power drive equipment.

In one embodiment, the first vehicle body and the second vehicle body are connected by a plurality of links, and each link is provided with at least one universal joint.

In one embodiment, the connecting rod is detachably connected to the universal joint, and/or the universal joint is detachably mounted on the corresponding vehicle body.

In one embodiment, the second vehicle body includes a first frame and a second frame, the first frame and the second frame are both elongated frames, a longitudinal direction of the first frame is parallel to a vehicle body traveling direction, a longitudinal direction of the second frame is perpendicular to the vehicle body traveling direction, and the first frame and the second frame are connected to form a T-shaped vehicle body.

As one embodiment, the traveling mechanism of the second vehicle body comprises three traveling wheels distributed in a triangular shape, wherein 2 traveling wheels are arranged on the first vehicle frame, and the other 1 traveling wheel is arranged on the second vehicle frame.

As one of the implementation modes, the track panel fine adjustment unit comprises an elevation fine adjustment module and a track fine adjustment module, and the elevation fine adjustment module comprises two sets of elevation fine adjustment mechanisms which are respectively arranged on the left side and the right side of the first vehicle body.

In one embodiment, the first vehicle body includes a frame, two sets of elevation fine adjustment mechanisms are disposed at two adjacent corners of the frame, and the rail fine adjustment module is disposed at the other corner of the frame.

The utility model discloses following beneficial effect has at least:

the universal joint and the connecting rod are adopted to realize the connection between the rail row fine adjustment vehicle and the rail inspection trolley, so that the transmission smoothness between the rail row fine adjustment vehicle and the rail inspection trolley can be ensured, and the situations such as force blocking and the like are avoided; the situation that the track panel detection precision/track panel adjustment precision is reduced due to displacement errors of the track panel fine adjustment trolley and the track inspection trolley can be improved or avoided; in addition, the structure can also better ensure the running stability, smoothness and displacement precision of the track panel fine adjustment detection device on the curve section track panel.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a track panel fine adjustment detection device (a track panel fine adjustment vehicle + a track inspection trolley) provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a track panel fine adjustment detection device (one track panel fine adjustment vehicle + two track inspection vehicles) provided in the embodiment of the present invention;

fig. 3 is a schematic structural view of a track panel fine adjustment detection device (one track panel fine adjustment vehicle + three track inspection vehicles) provided in the embodiment of the present invention;

fig. 4 is a schematic structural diagram of a track panel fine tuning detection device (including a plurality of track panel fine tuning detection modules) provided in an embodiment of the present invention;

fig. 5 is a schematic structural diagram of an elevation fine adjustment mechanism according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of an orbital fine adjustment mechanism according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a thread insert adaptive mechanism according to an embodiment of the present invention;

fig. 8 is a schematic structural view of the rail inspection trolley provided with a plurality of prisms according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention are described below clearly and completely, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example one

As shown in fig. 1-4, the embodiment of the present invention provides a track panel fine tuning vehicle 1, which includes a first vehicle body 11, and a first traveling mechanism is disposed at the bottom of the first vehicle body 11, and the first traveling mechanism is suitable for traveling on a track panel. The first vehicle body 11 is provided with a fine adjustment device.

(1) In one embodiment, the first travel mechanism includes a plurality of first travel wheels. Preferably, the first vehicle body 11 is configured with four first traveling wheels, and the four first traveling wheels are arranged in a 2 × 2 array, so that the operation stability and the smoothness of the first vehicle body 11 can be ensured.

The first vehicle body 11 is preferably driven automatically, and for example, a travel driving motor is disposed at least in part on the first travel wheels. Optionally, the first vehicle body 11 can travel on the track panel in two directions, so that the purpose of two-way detection of the track panel detection vehicle can be achieved, the operation is more flexible, and the operation efficiency and the detection accuracy can be effectively improved; the bidirectional traveling mode may be, for example, a mode in which the traveling drive motor is designed to be a motor that can be driven in forward and reverse rotation.

In one embodiment, the walking driving motor is a stepping motor, and the first vehicle body 11 can be controlled to move in a certain step, so as to drive the fine adjustment device to move in a certain step, for example, the moving step of the first vehicle body 11 can be set according to the distance between two adjacent fine adjustment points, or according to the distance between the elevation adjustment screws, or according to the distance between the rail adjustment screws, so that the elevation fine adjustment arm 122/the rail fine adjustment arm 132 can be prevented from frequently performing attitude adjustment, and thus the track panel adjustment efficiency and the adjustment accuracy can be improved.

(2) In one embodiment, as shown in fig. 1 to 4, the fine adjustment device includes an elevation fine adjustment module, which includes two sets of elevation fine adjustment mechanisms 12 respectively disposed on the left and right sides of the first vehicle body 11.

As shown in fig. 5, the elevation fine adjustment mechanism 12 includes an elevation fine adjustment arm 122, an elevation fine adjustment screw 124, a first elevation driving unit 121 for driving the elevation fine adjustment arm 122 to move, and a second elevation driving unit 123 for driving the elevation fine adjustment screw 124 to rotate, and the elevation fine adjustment screw 124 is adapted to be screwed with an elevation adjustment screw on the track panel.

In one embodiment, the first elevation driving unit 121 is configured to drive the elevation fine adjustment arm 122 to rotate around a vertical rotation shaft, so as to drive the elevation fine adjustment arm 122 to be near to or far from the elevation adjustment screw, thereby preventing the elevation fine adjustment arm 122 from interfering with the elevation adjustment screw during the movement of the first vehicle body 11. The first elevation drive unit 121 includes, but is not limited to, a first elevation drive motor having an output shaft axially parallel to the vertical direction. A rotary table may be connected to an output end of the first elevation driving unit 121, and an elevation fine adjustment arm 122 may be mounted on the rotary table. In another optional embodiment, the first elevation driving unit 121 is configured to drive the elevation fine adjustment arm 122 to perform a lifting motion, so as to prevent the elevation fine adjustment arm 122 from interfering with an elevation adjustment screw during the movement of the first vehicle body 11; in this arrangement, a pneumatic cylinder, hydraulic cylinder or other linear drive device may be employed. Alternatively, the first elevation driving unit 121 may be a combined driving device, which can drive the elevation fine adjustment arm 122 to rotate around a vertical rotation shaft and drive the elevation fine adjustment arm 122 to perform a lifting motion, for example, a first elevation driving motor is installed at an output end of the lifting cylinder. The first elevation drive unit 121 is mounted on the first vehicle body 11. Preferably, the first elevation driving motor is provided with a rotary encoder, and the rotation number of the first elevation driving motor is obtained through the rotary encoder, so that the adjustment amount is calculated, and the purpose of accurate adjustment is achieved.

Preferably, the second elevation driving unit 123 is installed on the elevation fine adjustment arm 122, for example, at a free end of the elevation fine adjustment arm 122; the second elevation driving unit 123 is preferably detachably mounted on the elevation fine adjustment arm 122 for easy repair, maintenance and replacement. The second elevation driving unit 123 includes, but is not limited to, a second elevation driving motor, an output shaft of the second elevation driving motor is also axially parallel to the vertical direction, and the elevation fine adjustment screw 124 is connected with the output shaft of the second elevation driving motor. Preferably, the second elevation driving motor is configured with a rotary encoder, and the rotation number of the second elevation driving motor is obtained through the rotary encoder, so that the adjustment amount is calculated, and the purpose of accurate adjustment is achieved.

In one embodiment, the output end of the second elevation driving unit 123 is connected to the elevation fine adjustment screw 124 through a universal joint, so that the three-dimensional degree of freedom of the elevation fine adjustment screw 124 can be ensured, on one hand, the threaded connection between the elevation fine adjustment screw 124 and the elevation adjusting screw can be conveniently completed, the positioning accuracy of the elevation fine adjustment arm 122 can be correspondingly reduced, and the operation efficiency can be improved, on the other hand, the transmission smoothness between the second elevation driving unit 123, the elevation fine adjustment screw 124 and the elevation adjusting screw can be improved, the occurrence of situations such as holding power can be avoided, and the elevation adjusting accuracy of the track panel can be effectively improved. Further, it is preferable to adopt the double universal joint structure 126, so that the transmission smoothness is better.

In one embodiment, the second elevation driving motor is a servo motor, and can be quickly started and quickly stopped, so that the response speed of the elevation fine adjustment mechanism 12 is increased, and the elevation adjustment precision of the track panel is improved. Furthermore, by monitoring the change of the current analog quantity of the servo motor, the tight joint degree of the elevation fine adjustment threaded sleeve 124 and the elevation adjusting screw can be automatically detected, the connection gap between the elevation fine adjustment threaded sleeve 124 and the elevation adjusting screw can be automatically eliminated, and accordingly the elevation adjusting precision of the track panel is improved.

In the above-mentioned solution in which the elevation fine adjustment arm 122 is driven by the first elevation driving unit 121 to rotate around a vertical rotating shaft, further, the rotation radius of the elevation fine adjustment screw 124 relative to the vertical rotating shaft is adjustable, so that the elevation fine adjustment mechanism 12 can adapt to the elevation adjustment of track panels with different structures/different track gauges.

The arm length/rotation radius of the elevation fine adjustment arm 122 may be adjustable, and an automatic adjustment manner may be adopted, for example, a driving device capable of driving the elevation fine adjustment arm 122 to move along the arm length direction of the elevation fine adjustment arm 122 is configured (for example, a guide rail is disposed on the rotary table, and the driving device is used for driving the elevation fine adjustment arm 122 to move along the guide rail). A manual adjustment mode can also be adopted, and in one embodiment, the elevation fine adjustment arm 122 adopts a telescopic arm with a self-locking mechanism; in another embodiment, a plurality of connection locations are disposed on the fine elevation adjustment arm 122, each connection location is sequentially disposed along the length direction of the fine elevation adjustment arm 122, and one of the connection locations is selected to be connected to the first elevation driving unit 121, so as to achieve the purpose of adjusting the rotation radius/the arm length of the fine elevation adjustment arm 122.

As a specific embodiment, as shown in fig. 5, a mounting bracket 125 is provided at the output end of the first elevation driving unit 121 (for a structure provided with a rotary table, the mounting bracket 125 is fixed to the rotary table), and the elevation fine adjustment arm 122 is fixed to the mounting bracket 125 by an adjustment bolt, and accordingly, a plurality of bolt connection holes are provided in the elevation fine adjustment arm 122, and the bolt connection holes are sequentially provided in the arm length direction of the elevation fine adjustment arm 122; further, the elevation fine adjustment arm 122 is connected with the mounting frame 125 through a plurality of adjusting bolts, so that the connection reliability between the elevation fine adjustment arm and the mounting frame can be improved, and preferably, the distances between the bolt connecting holes are the same, so that the connection positions can be conveniently selected and adjusted; alternatively, as shown in fig. 5, the mounting block 125 includes two mounting plates 1251, the two mounting plates 1251 are arranged in parallel at intervals, and the interval between the two mounting plates 1251 is the same as the width/thickness of the elevation fine adjustment arm 122, bolt through holes (the number is set according to the number of adjustment bolts) are correspondingly arranged on the two mounting plates 1251, the elevation fine adjustment arm 122 is clamped between the two mounting plates 1251, and the adjustment bolts sequentially pass through the bolt through holes on one of the mounting plates 1251, the bolt connection holes on the elevation fine adjustment arm 122, and the bolt through holes on the other mounting plate 1251, and then are locked by nuts.

It is obvious that the following can also be used: a plurality of horizontal mounting positions are provided in the mounting bracket 125, and the horizontal mounting positions are sequentially provided in the arm length direction of the fine height adjustment arm 122, and the fine height adjustment arm 122 is alternatively mounted at one of the horizontal mounting positions. In contrast, the manner of providing a plurality of connection locations on the height fine adjustment arm 122 can improve the structural compactness of the height fine adjustment mechanism 12, and can also avoid the problems of weight increase and the like caused by the too long length of the mounting bracket 125.

For the situation that the elevation fine adjustment arm 122 lifting drive device is not arranged, the installation height of the elevation fine adjustment arm 122 can be adjusted, and accordingly the application range of the rail row fine adjustment vehicle 1 is widened. Preferably, a plurality of elevation installation positions are provided on the installation frame 125, each elevation installation position is sequentially arranged along the vertical direction, and the elevation fine adjustment arm 122 is alternatively installed on one elevation installation position. For the installation of the elevation fine adjustment arm 122 at the elevation installation position, it is still preferable to use an adjusting bolt fixing manner, which is not described herein again.

The two sets of elevation fine adjustment mechanisms 12 are used for adjusting elevation adjustment screws on two sides of the track panel, and preferably, the arrangement direction of the two sets of elevation fine adjustment mechanisms 12 is parallel to the transverse direction of the first vehicle body 11 (when the first vehicle body 11 travels on the track panel, the transverse direction of the first vehicle body 11 is parallel to the transverse direction of the track panel), so that the balance of the stress of the first vehicle body 11 can be ensured.

(3) In one embodiment, the fine adjustment means comprises an orbital fine adjustment module 13.

As shown in fig. 6, the fine tuning module 13 includes a fine tuning arm 132, a fine tuning screw 134, a first fine tuning driving unit 131 for driving the fine tuning arm 132 to move, and a second fine tuning driving unit 133 for driving the fine tuning screw 134 to rotate, wherein the fine tuning screw 134 is adapted to be screwed with a fine tuning screw on the track panel.

The first track driving unit 131 is used for driving the track fine adjustment arm 132 to be close to the track adjustment screw or to be far away from the track adjustment screw, so that the track fine adjustment arm 132 can complete track adjustment operation and can adapt to track panel adjustment operation with different track gauges, and interference between the track fine adjustment arm 132 and the track adjustment screw in the moving process of the first vehicle body 11 is prevented. Preferably, the first rail driving unit 131 has a multi-stage driving structure, so that the spatial postures of the rail fine adjustment arm 132 and the rail fine adjustment screw 134 can be flexibly positioned, the rail adjustment accuracy and efficiency can be improved, and the device can be well protected.

In one embodiment, each driving structure has an output rotating shaft axially parallel to the vertical direction, and the fine rail adjusting arm 132 is connected with the output rotating shaft of the final driving structure; the adjacent two stages of driving structures are connected through a joint arm, wherein the joint arm is connected with an output rotating shaft of the previous stage of driving structure, and the next stage of driving structure is fixedly connected with the joint arm. In this embodiment, a two-stage driving structure combination is adopted, so that the driving and the spatial positioning of the fine adjustment arm 132 in the rail direction can be better realized. Preferably, the driving structure includes, but is not limited to, a first rail-oriented driving motor, and an output shaft of the first rail-oriented driving motor is configured as the output rotating shaft. Preferably, the first track-oriented driving motor is provided with a rotary encoder, and the number of revolutions of the first track-oriented driving motor is obtained through the rotary encoder, so that the adjustment amount is calculated, and the purpose of accurate adjustment is achieved.

In another alternative embodiment, the first rail driving unit 131 is used to drive the rail fine adjustment arm 132 to perform a lifting motion, or a combination of the lifting motion and the rotating motion, so that the rail fine adjustment arm 132 can be flexibly positioned and the interference between the rail fine adjustment arm 132 and the rail adjustment screw during the movement of the first vehicle body 11 can be prevented.

Preferably, as shown in fig. 6, the fine rail adjustment arm 132 is an L-shaped arm, and includes a horizontal arm 1321 and a vertical arm 1322, wherein the horizontal arm 1321 is connected to the first rail driving unit 131, the top end of the vertical arm 1322 is connected to the horizontal arm 1321, and the second rail driving unit 133 is mounted at the bottom of the vertical arm 1322. The fine tuning arm 132 may be an integrally formed structure, or may be designed with a horizontal arm 1321 detachably connected to the vertical arm 1322; when the horizontal arm 1321 is detachably connected to the vertical arm 1322, the installation and maintenance of the fine tuning rail module 13 can be facilitated, and the vertical arm 1322 can be detached from the horizontal arm 1321, so that the second fine tuning rail drive unit 133 and the fine tuning rail nut 134 can be replaced and maintained, and the fine tuning rail 132 can be stored and stored conveniently.

The second orbital drive unit 133 is preferably removably mounted to the orbital fine adjustment arm 132 for ease of maintenance, repair and replacement. The second rail-direction driving unit 133 includes, but is not limited to, a second rail-direction driving motor, an output shaft of which is parallel to the axial direction of the first vehicle body 11, and the axial direction of the first traveling wheel, and the fine rail-direction adjusting screw 134 is connected to the output shaft of the second rail-direction driving motor. Preferably, the second track-oriented driving motor is provided with a rotary encoder, and the number of revolutions of the second track-oriented driving motor is obtained through the rotary encoder, so that the adjustment amount is calculated, and the purpose of accurate adjustment is achieved.

In one embodiment, the output end of the second rail-direction driving unit 133 is connected to the rail-direction fine adjustment screw 134 through a universal joint, so that the three-dimensional degree of freedom of the rail-direction fine adjustment screw 134 can be ensured, on one hand, the threaded connection between the rail-direction fine adjustment screw 134 and the rail-direction adjustment screw can be conveniently completed, the positioning accuracy of the rail-direction fine adjustment arm 132 can be correspondingly reduced, and the operation efficiency can be improved, on the other hand, the transmission smoothness between the second rail-direction driving unit 133, the rail-direction fine adjustment screw 134, and the rail-direction adjustment screw can be improved, the occurrence of situations such as holding power can be avoided, and the rail-direction adjustment accuracy of the rail panel can be effectively improved.

In one embodiment, the second track driving motor is a servo motor, and can be started and stopped quickly, so as to improve the response speed of the track fine adjustment module 13 and improve the track direction adjustment precision of the track panel. Furthermore, by monitoring the change of the current analog quantity of the servo motor, the tight joint degree of the rail-direction fine adjustment screw sleeve 134 and the rail-direction adjusting screw can be automatically detected, the connection gap between the rail-direction fine adjustment screw sleeve 134 and the rail-direction adjusting screw can be automatically eliminated, and the rail-direction adjusting precision of the rail panel is correspondingly improved.

In one embodiment, a fine tuning rail seat 1351 is disposed at the bottom end of the fine tuning rail arm 132, and a nut adaptive mechanism 135 is disposed on the fine tuning rail seat 1351 and is used for enabling the fine tuning rail nut 134 to adapt to a fine tuning rail process and/or a fine tuning rail height process of the track panel, specifically, enabling a relative position between the fine tuning rail nut 134 and the second fine tuning rail driving unit 133 to be stable during the fine tuning rail direction of the track panel, and enabling the fine tuning rail nut 134 to keep following during the fine tuning rail height of the track panel. Preferably, the thread-insert adaptive mechanism 135 includes a substrate, on which the second orbital driving unit 133 is installed, and the fine-tuning thread insert 134 is installed on the output end of the second orbital driving unit 133; the thread insert adaptive mechanism 135 further includes a vertical adaptive structure and/or a rail-direction adaptive structure, the rail-direction adaptive structure is used for keeping a relative position between the rail-direction fine adjustment thread insert 134 and the second rail-direction driving unit 133 stable in the rail row rail-direction fine adjustment process, and the vertical adaptive structure is used for keeping the rail-direction fine adjustment thread insert 134 capable of keeping following in the rail row elevation fine adjustment process.

In one embodiment, as shown in fig. 7, the vertical adaptive structure includes at least two sets of vertical guide assemblies, each vertical guide assembly includes a vertical guide post 1352 and a vertical guide sleeve, which are matched with each other, and the vertical guide sleeves slide on the vertical guide posts 1352 to drive the substrate to move up and down; the rail-oriented adaptive structure comprises at least two sets of rail-oriented guide assemblies, each rail-oriented guide assembly comprises a rail-oriented guide post 1353 and a rail-oriented guide sleeve which are matched, and the base plate is driven to transversely move by sliding the rail-oriented guide sleeves on the rail-oriented guide posts 1353. It can be understood that when the vertical adaptive structure and the rail adaptive structure are included, they are combined to form a two-dimensional guiding mechanism, for example, the rail adaptive structure further includes a rail adjustable frame, each rail adjustable frame is fixed to the rail adjustable frame 1353, each rail adjustable frame is fixed to the base plate, and the base plate can be driven to slide along the rail adjustable frame 1353, each vertical adjustable frame is fixed to the rail adjustable frame, and the rail adjustable frame can be driven to slide along the vertical guide post 1352, and each vertical guide post 1352 is fixed to the rail fine adjustment seat 1351.

Preferably, the fine rail adjustment base 1351 is detachably mounted to the fine rail adjustment arm 132 for easy installation, repair and maintenance of the related devices.

By configuring the thread sleeve self-adaptive mechanism 135, the track-oriented fine adjustment thread sleeve 134 can self-adapt to the track panel adjustment process, and the working reliability and the smoothness of the fine adjustment device can be effectively improved.

In the above solution, by means of the above thread sleeve adaptive mechanism 135, the spatial position of the fine adjustment thread sleeve 134 in the rail direction can be adjusted, and the positioning accuracy of the fine adjustment thread sleeve 134 in the rail direction can be effectively improved by matching with the spatial positioning of the fine adjustment arm 132 in the rail direction by the first rail direction driving unit 131, wherein the coarse positioning of the fine adjustment thread sleeve 134 in the rail direction can be realized by the first rail direction driving unit 131, and then the fine positioning is performed by the thread sleeve adaptive mechanism 135, so that the fine adjustment thread sleeve 134 in the rail direction can be quickly screwed with the adjusting screw in the rail direction; in the scheme that the first track-direction driving unit 131 adopts a multi-stage driving structure and each driving structure adopts a motor to drive, the fine adjustment device can be suitable for track panel adjustment operations with different specifications/different elevations by combining with the thread sleeve self-adaptive mechanism 135.

Example two

As shown in fig. 1-4 and fig. 8, the present embodiment provides a track panel detecting vehicle, which includes a second vehicle body 21, and a second traveling mechanism is disposed at the bottom of the second vehicle body 21, and the second traveling mechanism is adapted to travel on the track panel. The second vehicle body 21 is provided with a track panel detection unit.

In one embodiment, the track panel detection unit includes at least one of the prism 22, a track gauge sensor for measuring the track gauge of the track panel, and a level sensor for measuring the levelness of the track panel, and preferably all three of them include, in cooperation with the total station, the total station can calculate the deviation values of the track panel, such as the track direction, height, level, track gauge, and the like, so as to guide a worker to perform fine adjustment on the track panel.

In one embodiment, the second traveling mechanism includes a plurality of second traveling wheels, in one embodiment, three second traveling wheels are configured on the second vehicle body 21, and the three second traveling wheels are arranged in a triangular shape, so that on the premise of ensuring the operation stability and smoothness of the second vehicle body 21, the structure of the second vehicle body 21 is simplified, the number of components and the occupied space of the second vehicle body 21 are reduced, and the transportation of the second vehicle body 21 is facilitated; specifically, 2 of the second road wheels are disposed at one of the lateral ends of the second vehicle body 21, and the other 1 of the second road wheels is disposed at the other lateral end of the second vehicle body 21.

Further optionally, the second vehicle body 21 includes a first vehicle frame and a second vehicle frame, the first vehicle frame and the second vehicle frame are both strip-shaped vehicle frames, a length direction of the first vehicle frame is perpendicular to an axial direction of a wheel shaft of the second road wheel, a length direction of the second vehicle frame is parallel to an axial direction of a wheel shaft of the second road wheel, the first vehicle frame and the second vehicle frame are connected to form a T-shaped second vehicle body 21, wherein 2 second road wheels are arranged on the first vehicle frame, and the other 1 second road wheel is arranged on the second vehicle frame. By adopting the T-shaped second vehicle body 21, the structure of the second vehicle body 21 can be simplified on the premise of ensuring the stability and smoothness of the operation of the second vehicle body 21. The prism 22 is preferably provided on the second frame, for example, at a middle position of the second frame, and the prism 22 is preferably positioned on a center line of the track panel when the second vehicle body 21 travels on the track panel.

The first frame and the second frame may be detachably assembled, so that the second vehicle body 21 may be stored and transported conveniently, and conventional detachable connection methods such as bolt connection and the like may be applied to the present embodiment; in particular, the first frame and the second frame are the same length, so that the second vehicle body 21 can be placed in a single cargo box after being disassembled into two frames, thereby facilitating packaging, storage and transportation of equipment components.

The second vehicle body 21 is preferably driven automatically, and for example, a travel drive motor is disposed at least in part on the second road wheels. Optionally, the second vehicle body 21 can travel on the track panel in two directions, so that the purpose of two-way detection of the track panel detection vehicle can be achieved, the work is more flexible, and the working efficiency and the detection accuracy can be effectively improved; the bidirectional traveling mode may be, for example, a mode in which the traveling drive motor is designed to be a motor that can be driven in forward and reverse directions.

In one embodiment, the walking driving motor is a stepping motor, and the second vehicle body 21 can be controlled to move in a certain step, so as to drive the track panel detection unit to move in a certain step, for example, the moving step of the second vehicle body 21 can be set according to the distance between two adjacent detection points, or according to the distance between elevation adjusting screws, or according to the distance between track adjusting screws, so as to improve the track panel measurement accuracy.

EXAMPLE III

As shown in fig. 8, the present embodiment provides a track panel inspection vehicle, which is optimized on the basis of the track panel inspection vehicle provided in the second embodiment, specifically:

a plurality of prisms 22 are provided on the second vehicle body 21, and the prisms 22 are sequentially spaced apart in the transverse direction of the second vehicle body 21, for example, the prisms 22 are all disposed on the second vehicle frame and are sequentially disposed along the length direction of the second vehicle frame.

By arranging the prisms 22 on the second vehicle body 21, synchronous tracking measurement of the left and right track panels can be realized, spatial attitude calculation of the track panels can be realized according to measurement results, and motion conditions of the track panels can be fed back in real time, so that an optimal adjustment scheme is analyzed, a control strategy is adjusted in real time, and control parameters are corrected. Compared with the traditional scheme of a single prism 22+ sensor (a track gauge sensor, a level sensor, etc.), the multi-prism 22 detection scheme provided by the embodiment can effectively improve the detection precision and the detection efficiency, and can avoid the problem of reduction of the detection precision caused by the detection error of the sensor. Further, a track gauge sensor and/or a level sensor are/is simultaneously arranged on the second vehicle body 21, and the detection data based on the prisms 22 and the sensor detection data can be mutually supplemented and verified by combining a plurality of prisms 22, so that the track panel detection precision is remarkably improved.

Further, the distance between the prisms 22 is adjustable, for example, each prism 22 can be detachably mounted on the second vehicle body 21, the detachable mounting mode can be a screw joint, a clamping joint, or the like, or a slide rail is mounted on the second vehicle body 21, and the support of each prism 22 is slidably mounted on the slide rail.

Example four

Referring to fig. 2 and 3, the embodiment provides a track panel detection device, which includes a plurality of track inspection trolleys 2, and the track inspection trolleys 2 are connected in series in sequence.

Preferably, at least part of the rail inspection trolley 2 adopts the track panel detection vehicle provided by the second embodiment, or adopts the track panel detection vehicle provided by the third embodiment.

The second running gear of one of the rail inspection trolleys 2 or the second running gear of a plurality of rail inspection trolleys 2 can be provided with power drive, and the second running gear of all the rail inspection trolleys 2 can also be provided with power drive. Of course, for the scheme that all or a plurality of rail inspection trolleys 2 are provided with power drives, in the practical application process, part of the power drives can be controlled not to be used.

By adopting the rail inspection trolleys 2 which are connected in series, more track panel state data can be provided at a time, the detection data richness is higher, and the accuracy and the detection efficiency of the track panel detection can be correspondingly improved. When a certain rail inspection trolley 2 detects a certain detection point, the rail inspection trolley 2 on the front side or the rear side can provide extra data and verify the detection data of the detection point, so that the accuracy and the reliability of the detection result are higher.

In one embodiment, the power drive of the second traveling mechanism is driven by a stepping motor, and the rail inspection trolley 2 can be controlled to move in a certain step. Preferably, the first rail inspection trolley 2 is moved to the next adjustment point of the rail panel by controlling the moving stride of the rail inspection trolley 2, the second rail inspection trolley 2 is moved to the position of the original first rail inspection trolley 2, the third rail inspection trolley 2 is moved to the position of the original second rail inspection trolley 2, and so on, the nth rail inspection trolley 2 is moved to the position of the original (n-1) th rail inspection trolley 2; generally, the prisms 22 on the rail inspection trolley 2 are installed at the same position, and the distance between two adjacent prisms 22 is preferably equal to n trolley moving steps. The mode can effectively improve the measurement precision of the track panel.

In one embodiment, the rail inspection trolleys 2 are detachably connected, so that the rail panel detection device can be divided into a plurality of rail inspection trolleys 2, a single rail inspection trolley 2 can work independently and can also be used for detection operation of other rail panels, and in addition, the number of the rail inspection trolleys 2 can be increased or decreased according to actual conditions, so that the application range and the working flexibility of the rail panel detection device are effectively improved. The existing detachable connection structures are all applicable to the embodiment, for example, the connecting rod 3 is detachably connected with the second vehicle bodies 21 of the two rail inspection trolleys 2 respectively (for example, the connecting rod 3 and the second vehicle bodies 21 are fixed by bolts), and the like.

In one embodiment, the distance between the rail inspection trolleys 2 is adjustable, so that the matching degree of the distance between the rail inspection trolleys 2 and the moving step of the trolleys is higher, and the measurement accuracy of the rail panel is further improved. In the scheme that the connecting rod 3 is detachably connected with the second car bodies 21 of the two rail inspection trolleys 2, a plurality of bolt connecting holes can be formed in the connecting rod 3, and one or more bolt connecting holes are selected to be provided with bolts; or a self-locking telescopic connecting rod 3 can be adopted to connect the two rail inspection trolleys 2. In another alternative, the two rail inspection trolleys 2 are connected by a screw rod, nuts can be respectively arranged on the second trolley bodies 21 (such as the second trolley frame) of the two rail inspection trolleys 2, the screw rod is respectively in threaded connection with the two nuts (the thread screwing directions of the two nuts are preferably opposite), and the axial direction of the screw rod is perpendicular to the axial direction of the wheel shaft of the second travelling wheel; the two rail inspection trolleys 2 can be close to or far away from each other by rotating the screw rod, and the measurement precision of the rail panel can be further improved by selecting the thread pitch of the threads, controlling the thread precision and the like; the scheme can realize the adjustment of the distance between the two rail detection trolleys 2 and also can realize the detachable connection between the rail detection trolleys 2.

EXAMPLE five

The embodiment provides a section of track fine tuning detection device, and it has section of track detection function and section of track fine tuning function.

(1) Optionally, the track panel fine adjustment detection device comprises a third vehicle body, and a third traveling mechanism is arranged at the bottom of the third vehicle body and is suitable for traveling on the track panel. And a fine adjustment unit and a track panel detection unit are arranged on the third vehicle body. In another aspect, it can be understood that a track panel detection unit is added to the track panel fine tuning vehicle 1.

The structure of the track panel detection unit can refer to the related contents in the second embodiment. Where the first vehicle body 11 includes a frame, a cross member may be mounted on the frame for arranging the track panel detecting unit.

Preferably, a plurality of prisms 22 may be arranged in the longitudinal direction on the third vehicle body; the third traveling mechanism is driven by a stepping motor, and the distance between two adjacent front and rear prisms 22 is preferably equal to the moving steps of the n third vehicle bodies. By controlling the moving step of the third vehicle body, when the first prism 22 moves to the next adjustment point of the track panel, the second prism 22 moves to the original first prism 22, the third prism 22 moves to the original second prism 22, and so on, the nth prism 22 moves to the original (n-1) th prism 22. The mode can effectively improve the measurement precision of the track panel.

(2) Optionally, the track panel fine tuning detection device comprises a track panel fine tuning vehicle 1 and a track inspection trolley 2, wherein the track panel fine tuning vehicle 1 is connected with the track inspection trolley 2; the track panel fine tuning vehicle 1 provided in the first embodiment may be used as the track panel fine tuning vehicle 1, and the track inspection vehicle 2 may be the track panel inspection vehicle in the second embodiment, so that the first vehicle body 11 is connected to the second vehicle body 21.

The first vehicle body 11 and the second vehicle body 21 may be driven automatically, respectively, or only the first vehicle body 11 or the second vehicle body 21 may be driven automatically, and the other vehicle body may be driven in a follow-up manner.

Preferably, the section of track fine tuning car 1 can be dismantled with the track inspection dolly 2 and be connected, for example first automobile body 11 can be dismantled with second automobile body 21 and be connected, thereby above-mentioned section of track fine tuning detection device can the components of a whole that can function independently for section of track fine tuning car 1 and track inspection dolly 2, section of track fine tuning car 1 can work independently respectively with the track inspection dolly 2, also can be used to the detection/fine tuning operation of other sections of track, in addition can also dispose different section of track fine tuning car 1 or for section of track fine tuning car 1 configuration different track inspection dolly 2 for the section of track fine tuning car 2 according to actual conditions, thereby improve above-mentioned section of track fine tuning detection device's application scope and work flexibility ratio effectively. The existing detachable connection structure is applicable to the present embodiment, for example, the link 3 is detachably connected to the first vehicle body 11 and the second vehicle body 21 (for example, the link 3 is fixedly connected to the first vehicle body 11 and the second vehicle body 21 by bolts).

In one embodiment, the first vehicle body 11 and the second vehicle body 21 are connected by a link 3, the axis of the link 3 being perpendicular to the axis of the first road wheel; at least one of the vehicle bodies is connected to the link 3 via a universal joint 31, preferably, one universal joint 31 is connected to each end of the link 3. Based on the structure, the transmission smoothness between the rail row fine adjustment trolley 1 and the rail inspection trolley 2 can be ensured, the occurrence of the situations such as force blocking and the like can be avoided, and the rail row fine adjustment trolley is particularly suitable for the situation that one trolley body runs in a follow-up mode and the other trolley body runs automatically; the situation that the track panel detection precision/track panel adjustment precision is reduced due to displacement errors of the track panel fine tuning vehicle 1 and the track inspection trolley 2 can be improved or avoided; in addition, the structure can also better ensure the running stability, smoothness and displacement precision of the track panel fine adjustment detection device on the curve section track panel. Wherein, the connecting rod 3 is detachably connected with the universal joint 31, and/or the universal joint 31 is detachably arranged on the corresponding vehicle body.

In one embodiment, as shown in fig. 1-4, the first vehicle body 11 includes a frame, and the second vehicle body 21 is accommodated in the frame of the first vehicle body 11 and fixedly connected to the first vehicle body 11, and both are configured as a track panel fine adjustment detection module 100, which can effectively improve the structural compactness and the integration of the track panel fine adjustment detection device, reduce the volume of the track panel fine adjustment detection device, and more importantly, the track panel detection unit on the second vehicle body 21 is closer to the fine adjustment unit on the first vehicle body 11, and the fine adjustment unit can perform fine adjustment processing on the track panel adjustment point detected by the track panel detection unit nearby, so as to improve the track panel adjustment accuracy.

Further, the first vehicle body 11 further includes a cover plate covering the frame type vehicle frame; when this apron leans on with the upper surface of second automobile body 21, can carry out better restraint to second automobile body 21 through this apron, improve the operation smoothness nature of second automobile body 21 to improve and detect the precision, and can improve the structural integrity of first automobile body 11 and second automobile body 21, can promote pleasing to the eye degree simultaneously. The cover plate is detachably connected or hinged with the frame type frame, so that the second vehicle body 21 can be conveniently overhauled and maintained. The prism 22 on the second vehicle body 21 needs to penetrate through the cover plate, and therefore a relief hole is correspondingly formed in the cover plate.

Preferably, the cross section of the first vehicle body 11 is U-shaped, that is, the first vehicle body 11 is higher at both lateral sides and lower in the middle. Based on the structure, a better detection visual field can be provided, and the condition that the total station affects the acquisition of the prism 22 information when a conventional plane type frame is adopted is avoided on the premise that the arrangement requirements of an elevation fine adjustment module, a rail fine adjustment module 13 and the like are met; this solution is particularly suitable for the case where the prism 22 is disposed on the first vehicle body 11 or the second vehicle body 21 is housed within the frame of the first vehicle body 11, but is also suitable for the case where the second vehicle body 21 is disposed on the front side or the rear side of the first vehicle body 11, and can effectively improve the information acquisition field of view of the total station and avoid the prism 22 from being excessively high to be supported. Preferably, the central U-shaped groove of the first body 11 is of a clearance design, i.e. no other components are arranged in the central U-shaped groove, except for the prism 22 which may be inserted, in order to avoid obstructing the inspection field of view.

(3) Optionally, the track panel fine tuning detection device includes a track panel fine tuning vehicle 1 and a plurality of track inspection trolleys 2, where the track panel fine tuning vehicle 1 may adopt the track panel fine tuning vehicle 1 provided in the first embodiment;

in one embodiment, all the rail inspection trolleys 2 are adjacent to the track panel fine tuning trolley 1 and are connected with the track panel fine tuning trolley 1 (obviously, the scheme that the second trolley body 21 is accommodated in the frame type frame of the first trolley body 11 also belongs to the adjacent connection scheme). In another embodiment, a part of the rail inspection vehicles 2 are connected adjacent to the rail panel fine tuning vehicle 1, and the rest of the rail inspection vehicles 2 are connected in series with the rail inspection vehicles 2 adjacent to the front side and/or the rear side of the rail panel fine tuning vehicle 1, for example, a plurality of rail inspection vehicles 2 may be connected to form the rail panel detection apparatus in the fourth embodiment (at least one of the rail inspection vehicles 2 is connected to the rail panel fine tuning vehicle 1).

Preferably, the connection structure of the connecting rod 3+ the universal joint 31 can be adopted between the rail inspection trolley 2 and the rail panel fine tuning trolley 1 by referring to the relevant contents in the section (2).

Preferably, the first vehicle body 11 includes a frame type frame, and one rail inspection vehicle 2 is accommodated in the frame range of the first vehicle body 11 and is fixedly connected with the first vehicle body 11, and the rest rail inspection vehicles 2 are located outside the first vehicle body 11.

Similarly, the first vehicle body 11 and the second vehicle body 21 may be driven automatically, respectively, or only the first vehicle body 11 or the second vehicle body 21 may be driven automatically, and the other vehicle body may be driven in a follow-up manner.

Similarly, the section of track fine tuning car 1 and the rail inspection trolley 2, and the rail inspection trolley 2 are preferably detachably connected, so that the application range and the working flexibility of the section of track fine tuning detection device can be effectively improved.

Other structures of the track panel fine adjustment detection device can refer to the relevant contents in the above section (2).

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a track panel accurate adjustment detection device that operation is smooth and easy, includes that track panel accurate adjustment takes turns and the track examines the dolly, the track panel accurate adjustment takes turns and locates including the first automobile body track panel accurate adjustment unit on the first automobile body, the track examines the dolly and includes the second automobile body and locates track panel detecting element on the second automobile body, first automobile body bottom and second automobile body bottom all are equipped with running gear, its characterized in that: the first vehicle body is connected with the second vehicle body through a connecting rod, the axis of the connecting rod is parallel to the advancing direction of the vehicle body, at least one vehicle body is connected with the connecting rod through a universal joint, and at least part of the travelling mechanism is provided with power driving equipment.

2. The track panel fine adjustment detection device which runs smoothly according to claim 1, wherein: the first vehicle body is connected with the second vehicle body through a plurality of connecting rods, and each connecting rod is provided with at least one universal joint.

3. The track panel fine adjustment detection device which runs smoothly according to claim 1, wherein: the connecting rod and the universal joint are detachably connected, and/or the universal joint is detachably arranged on a corresponding vehicle body.

4. The track panel fine adjustment detection device which runs smoothly according to claim 1, wherein: the second vehicle body comprises a first vehicle frame and a second vehicle frame, the first vehicle frame and the second vehicle frame are both long-strip-shaped vehicle frames, the length direction of the first vehicle frame is parallel to the vehicle body advancing direction, the length direction of the second vehicle frame is perpendicular to the vehicle body advancing direction, and the first vehicle frame and the second vehicle frame are connected to form a T-shaped vehicle body.

5. The track panel fine adjustment detection device which runs smoothly according to claim 4, wherein: the running gear of second automobile body is including being the three walking wheel of triangular distribution, and wherein 2 walking wheels arrange in on the first frame, 1 walking wheel arrange in addition on the second frame.

6. The apparatus according to claim 1, wherein the apparatus comprises: the track panel fine tuning unit comprises an elevation fine tuning module and a track fine tuning module, wherein the elevation fine tuning module comprises two sets of elevation fine tuning mechanisms which are respectively arranged on the left side and the right side of the first vehicle body.

7. The apparatus for detecting the fine adjustment of the rail panel with smooth operation as claimed in claim 6, wherein: the first vehicle body comprises a frame type vehicle frame, two sets of elevation fine adjustment mechanisms are arranged at two adjacent corners of the frame type vehicle frame, and the rail direction fine adjustment module is arranged at the other corner of the frame type vehicle frame.

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