CN111926640A - Movable suspension type air train track maintenance system - Google Patents
Movable suspension type air train track maintenance system Download PDFInfo
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- CN111926640A CN111926640A CN202010817952.8A CN202010817952A CN111926640A CN 111926640 A CN111926640 A CN 111926640A CN 202010817952 A CN202010817952 A CN 202010817952A CN 111926640 A CN111926640 A CN 111926640A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B35/00—Applications of measuring apparatus or devices for track-building purposes
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Abstract
The invention belongs to the technical field of suspension type vehicle body track traffic, aims to solve the problems of unsafe box girder type track beam maintenance equipment and low maintenance efficiency, and particularly relates to a movable suspension type air train track maintenance system which comprises a lifting device, a suspension device, a bearing device and a moving device; the lifting device comprises a first group of lifting devices and a second group of lifting devices, the first group of lifting devices can drive the bearing device to ascend or descend under the drive of the first group of power devices, and the second group of lifting devices can drive the suspension device to ascend or descend under the drive of the second group of power devices; the suspension device and the bearing device are respectively arranged on the upper side and the lower side of the track beam; the suspension device is used for clamping with a vertical column cantilever of the bearing track beam; the moving device is connected with the top surface of the bearing device through a connecting device, and the distance from the top surface of the bearing device to the bottom surface of the moving device is larger than the thickness of the track beam. The invention can realize safe, intelligent and efficient movable maintenance.
Description
Technical Field
The invention belongs to the technical field of suspension type train body track traffic, and particularly relates to a movable suspension type aerial train track maintenance system.
Background
The suspension type air-rail is a rapid urban public transport, belongs to a suspension type rail transit system, and comprises a rail upright post, a rail beam, an aerial rail train and a vehicle bogie, wherein the vehicle bogie is arranged inside the box-type rail beam and used for driving the aerial rail train to longitudinally walk along the rail beam, and the rail beam is suspended in the air through the upright post support. In the installation of track roof beam, carry out the height adjustment and final butt joint of supplementary bearing carrying on adjacent track roof beam with the help of the crane usually, simultaneously because the suspension type air iron sets up aloft, be not convenient for operating personnel closely detect, adjust and overhaul, if operating personnel is transported to aloft and carry out closely observation control, this operating position is under suspending the heavy object in midair or near overhauls the observation operation, but mobile working space is little, inconvenient maintenance and potential safety hazard are big.
Disclosure of Invention
In order to solve the problems, namely solving the problems of unsafety and low overhauling efficiency of the overhauling equipment of the suspended type air train track beam, the invention provides a movable overhauled system of the suspended type air train track, which comprises a lifting device, a suspending device, a bearing device and a moving device; the lifting device comprises a first group of lifting devices and a second group of lifting devices, the first group of lifting devices can drive the bearing device to ascend or descend under the drive of the first group of power devices, and the second group of lifting devices can drive the suspension device to ascend or descend under the drive of the second group of power devices; the suspension device and the bearing device are respectively arranged on the upper side and the lower side of the track beam; the suspension device is used for clamping with a stand column cantilever of the bearing track beam; the moving device is connected with the top surface of the bearing device through a connecting device, and the distance from the top surface of the bearing device to the bottom surface of the moving device is greater than the thickness of the track beam;
in a detection state, the suspension device is fixedly clamped with the upright column cantilever, the first group of lifting devices drives the bearing device to ascend under the driving of the first group of power devices so as to realize the attachment with the bottom surface of the track beam, and meanwhile, the ascending or descending distance of the bearing device is obtained through the first group of lifting devices; in a detection completion state, the first group of lifting devices drive the bearing device to descend under the drive of the first group of power devices so as to realize the attachment of the moving device and the walking surface of the track beam, the first group of lifting devices can be driven by the first group of power devices to separate the control on the bearing device so as to ensure that the second group of lifting devices can drive the suspension device to ascend at a preset height position under the drive of the second group of power devices, and the preset height position is a position where the suspension device does not interfere with the upright cantilever; the moving device can drive the maintenance system to move along the length direction of the track beam under the driving of the walking power device.
In some preferred embodiments, the moving device comprises a walking member and a frame, wherein the outer diameter of each of two walking wheels in the walking member is smaller than the gap distance between the left walking surface and the right walking surface of the track beam, and the distance between the two walking wheels is larger than the gap distance between the left walking surface and the right walking surface of the track beam;
one end of the connecting device is fixedly connected with the frame, and the other end of the connecting device is rotatably connected with the bearing device;
in a detection state, the axis of the walking member is parallel to the longitudinal axis of the track beam; in the detection completion state, the moving device can be driven by the rotary power device to rotate until the axis of the walking member is perpendicular to the longitudinal axis of the track beam.
In some preferred embodiments, the suspension device is provided with a first clamping portion and a second clamping portion, and the suspension device is clamped to the first connecting portion and the second connecting portion on the upright column cantilever through the first clamping portion and the second clamping portion respectively; the first clamping portion is provided with a groove structure, the second clamping portion is provided with a first step structure, the first connecting portion is provided with a protruding structure, the second connecting portion is provided with a second step structure, and under the condition that the fixing device is assembled with the upright column cantilever, the groove structure and the first step structure are respectively clamped with the protruding structure and the second step structure.
In some preferred embodiments, the carrying device includes a first carrying device and a second carrying device, top surfaces of the first carrying device and the second carrying device are respectively arranged in parallel with bottom surfaces of a first track beam and a second track beam which are adjacently arranged in a butt joint manner, and the first carrying device and the second carrying device can respectively carry the first track beam and the second track beam;
one end of the first group of lifting devices is connected with the suspension device in a relatively movable manner, and the other end of the first group of lifting devices is fixedly connected with the first bearing device; one end of the second group of lifting devices is fixedly connected with the suspension device, and the other end of the second group of lifting devices is movably connected with the second bearing device relatively.
In some preferred embodiments, the first group of lifting devices comprises a first lifting structure and a second lifting structure, and the first lifting structure and the second lifting structure are arranged on one side of the track beam away from the upright; the first group of power devices comprises a first power device and a second power device;
one end of the first lifting structure, which is far away from the suspension device, is fixedly connected with the first bearing device, and the first lifting structure can drive the first bearing device to ascend or descend under the driving of the first power device;
one end of the second lifting structure, which is far away from the suspension device, is fixedly connected with the second bearing device, and the second lifting structure can drive the second bearing device to ascend or descend under the driving of the second power device;
the first power device further comprises a first translation device, the first translation device is arranged on the suspension device, and the first power device can be far away from or close to the first lifting device through the first translation device so as to drive the first lifting device or be far away from the first lifting device without mutual interference;
the second power device also comprises a second translation device, the second translation device is arranged on the suspension device, and the second power device can be far away from or close to the second lifting device through the second translation device so as to drive the second lifting device or be far away from the second lifting device without mutual interference.
In some preferred embodiments, the first lifting structure side wall is provided with a first rack, and the first power device comprises a first gear matched with the first rack and a first motor for driving the first gear to rotate;
the second power device comprises a first gear matched with the first rack and a first motor used for driving the first gear to rotate.
In some preferred embodiments, the first lifting structure comprises one or more of the first racks; when the first rack rails are multiple, the multiple first rack rails are vertically arranged on the peripheral side of the first lifting structure;
when the first gears are multiple groups, the multiple groups of first gears are respectively matched with the multiple first racks;
the second lifting structure comprises one or more second racks; when the second rack rails are multiple, the second rack rails are vertically arranged on the peripheral side of the second lifting structure;
when the second gears are multiple groups, the multiple groups of second gears are respectively matched with the multiple second racks.
In some preferred embodiments, the second group of lifting devices comprises a third lifting structure and a fourth lifting structure, and the third lifting structure and the fourth lifting structure are arranged on one side of the track beam away from the upright; the second group of power devices comprises a third power device and a fourth power device; the third lifting structure and one end of the fourth lifting structure, which is far away from the bearing device, are fixedly connected with the suspension device, the suspension device can be driven by the third power device to ascend or descend through the third lifting structure, and/or the suspension device can be driven by the fourth power device to ascend or descend through the fourth lifting structure.
In some preferred embodiments, the first set of lifting devices is further provided with a distance measuring device;
the distance measuring device comprises a first distance measuring device and a second distance measuring device, the first distance measuring device is used for detecting the distance of a first track beam carried by the first carrying device relative to the suspension device, and the second distance measuring device is used for detecting the distance of a second track beam carried by the second carrying device relative to the suspension device;
the first distance measuring device comprises a first stroke scale, the second distance measuring device comprises a second stroke scale, the first stroke scale and the second stroke scale are vertically arranged below the suspension device, and the first stroke scale and the second stroke scale are respectively arranged in parallel with the first lifting structure and the second lifting structure; the top of the first bearing device and the top of the second bearing device are respectively provided with a first indicating part and a second indicating part, and the first indicating part and the second indicating part are respectively used for indicating the first travel scale and the second travel scale so as to obtain the heights of the first track beam and the second track beam.
In some preferred embodiments, the service system further comprises a controller; the top parts of the first bearing device and the second bearing device are respectively provided with a first force sensor and a second force sensor, and the first force sensor and the second force sensor are in signal connection with the controller and are used for respectively detecting contact force information between the first bearing device and the first track beam and between the second bearing device and the second track beam.
The invention has the beneficial effects that:
1) the movable external suspension type maintenance system formed by the lifting device, the suspension device, the bearing device and the moving device can realize the detection and adjustment of the height of a single track beam or two adjacent track beams and the movement in the air rail without manually suspending the movable external suspension type maintenance system to the outer side of the track beam or entering the track beam for maintenance of the corresponding position, and the maintenance system can realize the safe, intelligent and efficient maintenance and the adjustment of the corresponding track beam. The box girder type track beam detection device disclosed by the invention can be used for safely and efficiently completing the debugging of a track beam in the construction and installation process, the detection of the irregularity of a track beam system, the fine adjustment of a long-time gravity traveling crane after the track beam is put into use, the maintenance or replacement of the track beam caused by equipment loss and the maintenance of various daily equipment during operation.
2) The clamping part which is arranged on the suspension device and is clamped and fixed with the connecting part on the upright column cantilever is used for fully utilizing the structure of the upright column cantilever, so that the suspension fixing strength of the maintenance device is ensured, the structure of the existing upright column is not damaged, and the suspension device has great significance to the field of suspension type air railings in the prior art.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic perspective view of one embodiment of the mobile overhead train track maintenance system of the present invention in a first operating state;
FIG. 2 is a schematic perspective view of one embodiment of the mobile overhead train track maintenance system of the present invention in a second operating state;
FIG. 3 is a schematic perspective view of one embodiment of the mobile overhead train track maintenance system of the present invention in a third operating state;
figure 4 is a schematic perspective view of another embodiment of the mobile overhead train track maintenance system of the present invention.
The description of the reference numbers follows in order:
100. a suspension device;
211. a first lifting structure 2110, a first indication part 212, a second lifting structure 2120 and a second indication part; 221. a third lifting structure 222 and a fourth lifting structure;
310. a first carrying device; 320. a second carrying device;
400. a mobile device;
510. a first travel scale; 520. a second travel scale;
600. a column;
700. a track beam.
Detailed Description
In order to make the embodiments, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.
The invention provides a movable suspension type aerial train track maintenance system which comprises a lifting device, a suspension device, a bearing device and a moving device, wherein the lifting device comprises a first group of lifting devices and a second group of lifting devices; the second group of lifting devices can drive the suspension devices to ascend or descend under the driving of the second group of power devices so as to control the suspension devices to descend to be clamped and fixed with the upright column cantilever, and/or control the suspension devices to ascend to a set height position without interfering with the upright column cantilever; the suspension device and the bearing device are respectively arranged at the upper side and the lower side of the track beam so as to suspend the upright column cantilever and bear the outside of the track beam borne by the upright column; the suspension device is clamped and fixed with the upright column cantilever of the bearing track beam through a clamping part arranged on the suspension device, and is convenient to disassemble on the premise of meeting the fixed strength through clamping and fixing; the mobile device is connected with the top surface of the bearing device through the connecting device, the distance from the top surface of the bearing device to the bottom surface of the mobile device is larger than the thickness of the track beam, the mobile device can control the lifting of the bearing device through the first group of lifting devices to enable the bearing device to enter the track beam through the gap of the track beam, the rotary power device of the connecting device between the mobile device and the bearing device drives the connecting axis of the rotary power device to rotate to the walking wheel to be perpendicular to the length direction of the track beam, and the first group of lifting devices controls the bearing device to descend to enable the walking wheel in the mobile device to be attached to the walking surface of the track beam so as to achieve subsequent movement along the length.
In a detection state, the suspension device is fixedly clamped with the upright column cantilever, the first group of lifting devices can drive the bearing device to ascend under the driving of the first group of power devices so as to be attached to the bottom surface of the track beam to bear the track beam, and meanwhile, the ascending or descending distance of the bearing device can be acquired through the first group of lifting devices; in the invention, the distance between the suspension devices and the bearing devices arranged at the upper side and the lower side of the track beam is greater than the height from the bottom surface of the track beam to the upright column cantilever, so the maintenance system can be suspended at the outer side of the track beam, and when the track beam is detected, the bearing devices can be controlled to ascend directly through the first group of lifting devices to detect the height of the track beam and perform subsequent bearing adjustment.
Furthermore, in the invention, the first group of lifting devices is used for controlling and adjusting the ascending or descending of the bearing device, and meanwhile, the height of the bearing device relative to the suspension device can be obtained through the lifting structure in the first group of lifting devices, and further, the height position of the track beam borne by the bearing device relative to the suspension device can be obtained, so that whether the detected track beam meets the standard or not and whether the adjustment is needed or not can be judged; the first group of lifting devices are also provided with a distance measuring device for acquiring the lifting height, the distance measuring device can be integrally arranged with a lifting structure in the first group of lifting devices to acquire the height of the real-time lifting change, and the distance measuring device which is arranged in a separated mode can acquire the corresponding lifting distance or the height position.
Preferably, the lifting device in the service system is suspended from the side of the track beam remote from the upright.
Under the detection completion state, the first group of lifting devices drive the bearing device to descend under the driving of the first group of power devices so as to realize the attachment of the moving device and the traveling surface of the track beam, and simultaneously, the top surface of the bearing device is not interfered with the track beam, and the power devices are controlled to be far away from the first group of lifting devices through the translation devices in the first group of power devices so as not to be interfered with the first group of lifting devices, namely, the bearing devices are not controlled, so that the adjustment of the second group of lifting devices on the suspension device is ensured; and then the control and adjustment of the suspension device are carried out through a second group of lifting devices, namely the second group of lifting devices drives the suspension device to rise to a preset height position under the drive of a second group of power devices, the preset height position is a position where the suspension device does not interfere with the upright column cantilever, at the moment, the suspension device in the maintenance system does not interfere with the top of the upright column cantilever, the top of the bearing device does not interfere with the bottom and the peripheral side of the track beam, the bearing of the whole maintenance system is carried out through a moving device which is connected with a connecting device penetrating through a track beam gap and is attached to the running surface of the track beam, and the moving device can drive the maintenance system to move along the length direction of the track beam under the drive of the running power devices so as to automatically move to the position of the track beam suspended by the next upright column and carry out the detection and adjustment of the track beam at the next set target.
Furthermore, when the number of the bearing devices is one, the height of a single track beam can be overhauled and adjusted; when the bearing devices are two, the two lifting devices correspondingly arranged in the first group of lifting devices can be used for simultaneously overhauling and adjusting the two adjacent butted track beams. Preferably, when the number of the bearing devices is two, the bearing device includes a first bearing device and a second bearing device, top surfaces of the first bearing device and the second bearing device are respectively arranged in parallel with bottom surfaces of adjacent first track beams and second track beams to be detected, and the first bearing device and the second bearing device can respectively bear the first track beams and the second track beams; the first group of lifting devices comprise a first lifting structure and a second lifting structure, and the first lifting structure and the second lifting structure are arranged on the same side of the track beam; one end of the first lifting structure and one end of the second lifting structure are connected with the suspension device in a relatively movable manner, and the other ends of the first lifting structure and the second lifting structure are respectively fixedly connected with the first bearing device and the second bearing device.
Further, in the present invention, the suspension device may be either a plate-like structure or a C-shaped frame structure; when the suspension device is of a plate-shaped structure, the bottom surface of the plate-shaped structure is parallel to the top surface of the upright column cantilever so as to ensure the clamping of the corresponding clamping part and the corresponding connecting part; when the suspension device is a C-shaped frame structure, different side surfaces of the C-shaped frame structure are respectively matched with the top of the upright column cantilever and two side surfaces arranged along the length direction of the track beam, so that the fixed bearing capacity of the maintenance system is further enhanced.
Further, a damping member made of an elastic material is fixed to the bottom of the suspension device; under the assembled state, the damping piece laminating stand cantilever's top surface prevents that this maintenance system from causing the damage to the stand cantilever, strengthens the frictional force of hanging device and stand cantilever through the setting up of damping piece simultaneously.
The invention is further described with reference to the following detailed description of embodiments with reference to the accompanying drawings.
Referring to fig. 1, there is shown a schematic perspective view of an embodiment of the mobile overhead train track maintenance system of the present invention in a first operating state, the maintenance system comprising a first set of lifting devices consisting of a first lifting structure 211 and a second lifting structure 212, a second set of lifting devices consisting of a third lifting structure 221 and a fourth lifting structure 222, a suspension device 100, a carrier consisting of a first carrier 310 and a second carrier 320, and a mobile device 400; the first lifting structure 211 can drive the first carrying device 310 to ascend or descend relative to the suspension device 100 under the driving of the first power device; the second lifting structure 212 can drive the second carrying device 320 to ascend or descend relative to the suspension device 100 under the driving of the second power device; the suspension device 100 and the carrying device are respectively arranged at the upper side and the lower side of the track beam 700; the suspension device 100 is used for clamping with a cantilever of a vertical column 600 of a bearing track beam so as to clamp and fix the maintenance system; the moving device 400 is connected to the top surface of the carrying device through a connecting device, and the distance from the top surface of the carrying device to the bottom surface of the moving device is greater than the thickness of the track beam, so as to ensure that the moving device and the track beam walking surface do not interfere with each other when the first carrying device 310 and the second carrying device 320 carry the first track beam and the second track beam respectively.
In this embodiment, that is, when the first working state is that the maintenance system is in a state of detecting the track beam, the first bearing device and the second bearing device are respectively attached to the bottoms of the first track beam and the second track beam under the control of the first lifting structure and the second lifting structure, so as to adjust the height of the corresponding track beam; during the corresponding lifting device carries out the ascending adjustment process of the corresponding bearing device, the axes of the paired walking wheels in the moving device are arranged in parallel with the extending axis of the track beam, the diameters of the walking wheels are smaller than the gap of the track beam, the corresponding paired walking wheels are driven to pass through the gap to enter the track beam by the corresponding bearing device ascending, and therefore the distance from the top surface of the corresponding bearing device to the bottom surface of the walking wheel in the corresponding moving device is larger than the thickness of the track beam.
Further, the moving device 400 includes a traveling member and a frame (not shown) for connecting adjacent traveling members; the outer diameters of two walking wheels in the walking component are both smaller than the gap distance between the left walking surface and the right walking surface of the track beam, so that paired walking wheels with axes parallel to the longitudinal axis of the track beam can pass through the gap in the process that the first lifting structure and the second lifting structure drive the first bearing device and the second bearing device to ascend; the distance between the two traveling wheels is greater than the gap distance between the left traveling surface and the right traveling surface of the track beam, so that the paired traveling wheels can travel on the traveling surface of the track beam when rotating until the axes of the paired traveling wheels are vertical to the extending axis of the track beam; one end of a connecting device for connecting the travelling wheels with the corresponding bearing device is fixedly connected with the frame (namely, the supporting device which can ensure that the moving device moves along the length direction of the track beam), the other end of the connecting device is rotatably connected with the corresponding bearing device, and the moving device can rotate from the axis of the moving device to be parallel to the extending axis of the track beam to the axis of the moving device to be vertical to the extending axis of the track beam, namely, the longitudinal axis under the driving of the rotating power device corresponding to the connecting device, so that the travelling along the track beam after the detection and/or adjustment of the track beam is realized.
Further, with reference to fig. 1, the suspension device 100 is provided with a first engaging portion and a second engaging portion, and the suspension device is engaged with the first connecting portion and the second connecting portion on the upright column cantilever through the first engaging portion and the second engaging portion, respectively, wherein the first engaging portion is disposed in a region of the suspension device near the upright column supporting portion, and the first engaging portion is provided with a groove structure or a through hole structure for engaging with a protrusion structure disposed at a corresponding position on the upright column cantilever; the second clamping part is arranged in the area, close to the cantilever end, of the suspension device, and the second clamping part is a first step structure arranged at the lower part of the suspension device and used for clamping and fixing with a second step structure, close to the edge of the cantilever, arranged on the upright column cantilever; in the state that the suspension device is assembled with the upright column cantilever, the groove structure (or the through hole structure) and the first step structure are respectively clamped and fixed with the bulge structure and the second step structure; through the atress region that the hanging device dispersion set up, guarantee that this maintenance system's atress face is not in a point, avoid producing the damage to the top surface on the stand cantilever, in addition, through a plurality of protruding structures that set up on the stand cantilever, it is fixed through the block, reduce the construction fixed process.
Furthermore, the number and the position of the protruding structures are not limited to the arrangement manner in this embodiment, as long as the suspension load of the maintenance system can be ensured; the protruding structure can be integrally formed with the upright column cantilever and can also be arranged in a separable mode. The second stair structure on this embodiment sets up and the stand cantilever through protruding structure on the stand cantilever, has effectively solved outer suspension type detection device among the prior art and can't find the atress bearing point or the unstable problem of atress bearing point.
It should be noted that the protruding structures disposed on the upright cantilever are not limited to the areas shown in the drawings of this embodiment, and the areas, positions, and number of the protruding structures can be flexibly set according to the weight of the actual carried maintenance system, so long as the load-bearing strength of the device to be suspended can be met, which is not described herein any more.
Further, the top surfaces of the first bearing device 310 and the second bearing device 320 are respectively arranged in parallel with the bottom surfaces of the first track beam and the second track beam which are adjacently butted, so that stable attachment when the corresponding track beams are borne is ensured.
Further, the first lifting structure 211 and the second lifting structure 212 are disposed on one side of the track beam away from the column; the first group of power devices corresponding to the first group of lifting devices comprise a first power device and a second power device; one end of the first lifting structure, which is far away from the suspension device 100, is fixedly connected to the first carrying device 310, and the first lifting structure 211 can drive the first carrying device 100 to ascend or descend under the driving of the first power device; one end of the second lifting structure 212, which is far away from the suspension device 100, is fixedly connected to the second carrying device 320, and the second lifting structure can drive the second carrying device 320 to ascend or descend under the driving of the second power device.
Furthermore, the first power device also comprises a first translation device, the first translation device is arranged on the suspension device, and the first power device can be far away from or close to the first lifting device through the first translation device so as to drive the first lifting device or be far away from the first lifting device without mutual interference; the second power device also comprises a second translation device, the second translation device is arranged on the suspension device, and the second power device can be far away from or close to the second lifting device through the second translation device so as to realize the driving of the second lifting device or the non-interference of the far away from the second lifting device; through the arrangement of the first translation device and the second translation device, when the second group of lifting devices control the suspension device to perform lifting motion, the first group of power devices in the first group of lifting devices can be separated from the corresponding lifting structures, namely the corresponding lifting structures and the suspension device are in a clearance state, and the suspension device and the bearing device are borne through the second group of lifting devices; after the detection is finished, the lifting control of the suspension device is realized through the control of the second group of lifting devices, so that the suspension device is lifted to a preset height position, and the preset height position is a position where the suspension device does not interfere with the upright column cantilever.
Further, in this embodiment, the first lifting device and the second lifting device both adopt rack-and-pinion meshing transmission to control the lifting of the corresponding bearing device.
Furthermore, a first rack is arranged on the side wall of the first lifting structure, and the first power device comprises a first gear matched with the first rack and a first motor for driving the first gear to rotate; the second power device comprises a first gear matched with the first rack and a first motor used for driving the first gear to rotate.
Further, the first lifting structure comprises one or more first racks; when the first rack rails are multiple, the multiple first rack rails are vertically arranged on the peripheral side of the first lifting structure; when the first gears are in multiple groups, the multiple groups of first gears are respectively matched with the multiple first racks; the second lifting structure comprises one or more second tooth tracks; when the second rack rails are multiple, the multiple second rack rails are vertically arranged on the peripheral side of the second lifting structure; when the second gears are a plurality of groups, the plurality of groups of second gears are respectively matched with the plurality of second racks.
Furthermore, the second group of lifting devices comprises a third lifting structure and a fourth lifting structure, and the third lifting structure and the fourth lifting structure are arranged on one side of the track beam, which is far away from the upright post; the second group of power devices comprises a third power device and a fourth power device; the ends, far away from the bearing device, of the third lifting structure and the fourth lifting structure are fixedly connected with the suspension device, the suspension device can be driven by the third power device to ascend or descend through the third lifting structure, and/or the suspension device can be driven by the fourth power device to ascend or descend through the fourth lifting structure.
Further, referring to fig. 2, a schematic diagram of a three-dimensional structure of a specific embodiment of the movable suspension type aerial train track maintenance system of the present invention in a second working state is shown, in this embodiment, that is, the second working state is a detection completion state, on the basis of the embodiment described in fig. 1, paired traveling wheels in the moving device can rotate under the driving of the rotary power device until an axis of the traveling member is perpendicular to a longitudinal axis of the track beam, and the first group of lifting devices drives the carrying device to descend under the driving of the first group of power device to realize that the paired traveling wheels in the moving device are attached to a traveling surface of the track beam, so as to realize the movable intelligent movement detection of the subsequent maintenance system.
In the invention, the number of the pair of walking wheels in the mobile device 400 can be correspondingly set according to the number of the set bearing devices, and also can be set into a plurality of groups; when mobile device 400 includes a plurality of pairs of walking wheels, wherein two pairs of walking wheels accessible connecting device are connected with corresponding load-bearing device, and other pairs of walking wheels can set up as required between these two pairs of walking wheels or set up in proper order or set up the both ends at these two pairs of walking wheels along the extending direction of track roof beam for further improve mobile device and remove the bearing capacity of in-process to whole maintenance system.
Further, referring to fig. 3, there is shown a schematic perspective view of an embodiment of the mobile suspension type air train track maintenance system of the present invention in a third working state, in this embodiment, the third working state is a mobile state after the detection completion state; the first group of lifting devices can be driven by the first group of power devices to disengage the control of the carrying device, for example, in this embodiment, the first group of power devices and the corresponding lifting structures are driven by the rack-and-pinion engagement to control the lifting of the corresponding carrying devices, the disengagement of the control of the carrying devices under the driving of the first group of power devices means that the racks and the pinions are disengaged, and the suspension force between the suspension device and the carrying device is transferred from the first lifting structure 211 and the second lifting structure 212 in the first group of lifting devices to the third lifting structure 221 and the fourth lifting structure 222 in the second group of lifting devices; the third lifting structure 221 and the fourth lifting structure 222 are driven by the corresponding third power device and the fourth power device to drive the suspension device 100 to ascend at a preset height position, the preset height position is a position where the suspension device does not interfere with the upright column cantilever, and the suspension device is supported and lifted, at this time, the suspension device 100 in the maintenance system transmits gravity to the running plate through the third power device, the third lifting structure 221, the first supporting device, the connecting device connected with the first supporting device, the corresponding paired walking wheels or the fourth power device, the fourth lifting structure 222, the second supporting device, the connecting device connected with the second supporting device, and the corresponding paired walking wheels, and the gravity of the maintenance system is supported through the moving device; then the moving device drives the maintenance system to move along the length direction of the track beam under the driving of the walking power device, and the maintenance system can automatically run to the next target to be detected, and then the automatic detection and the subsequent adjustment of the next target are carried out.
Referring to fig. 4, there is shown a schematic perspective view of another embodiment of the mobile overhead train track maintenance system of the present invention; in this embodiment, the distance measuring device is separated from the lifting structure in the first group of lifting devices; the distance measuring device comprises a first distance measuring device and a second distance measuring device, the first distance measuring device is used for detecting the distance between a first track beam carried by the first carrying device and the suspension device, and the second distance measuring device is used for detecting the distance between a second track beam carried by the second carrying device and the suspension device; the first distance measuring device comprises a first stroke scale 510, the second distance measuring device comprises a second stroke scale 520, the first stroke scale and the second stroke scale are vertically arranged below the suspension device, and the first stroke scale and the second stroke scale are respectively arranged in parallel with the first lifting structure and the second lifting structure; the top parts of the first bearing device and the second bearing device are respectively provided with a first indicating part 2110 and a second indicating part 2120, and the first indicating part and the second indicating part are respectively used for indicating a first stroke scale and a second stroke scale so as to obtain the heights of the first track beam and the second track beam; in this embodiment, the height of the corresponding track beam or the relative height of the bearing device is obtained through the indication corresponding to the indication part, the maintenance system can be matched with a worker to detect the relevant parameters, and the position of the corresponding height can be displayed through the self-contained quick display device on the indication part, so that an operator can conveniently obtain corresponding data.
Further, the service system also includes a controller; the top parts of the first bearing device and the second bearing device are respectively provided with a first force sensor and a second force sensor, and the first force sensor and the second force sensor are in signal connection with the controller and are used for respectively detecting contact force information between the first bearing device and the first track beam and between the second bearing device and the second track beam.
First, in the present invention, the controller can control the lifting control of the first lifting structure and the second lifting structure to the first bearing device and the second bearing device based on the lifting information of the first set of lifting devices, the height of the corresponding track beam, the height of the upright column cantilever, etc. and control the stop of the corresponding bearing device by combining the pressure information between the first bearing device and the second bearing device, the first track beam and the second track beam, which is detected by the first force sensor and the second force sensor, meanwhile, the direction of the paired walking wheels in the moving device can be controlled to be changed from a preset first position to a preset second position by the rotary power device, the preset first position is that the axes of the paired walking wheels in the moving device are parallel to the extending axis of the track beam, and the preset second position is that the axes of the paired walking wheels in the moving device are perpendicular to the extending axis of the track beam; secondly, the controller controls the corresponding bearing device to descend to a set height based on the position of the mobile device, the set height is the distance between the paired travelling wheels in the mobile device positioned in the track beam and the travelling surface, so that the paired travelling wheels in the mobile device fall on the travelling plate, and the attaching of the controller means the state that the travelling wheels can normally move on the travelling plate; thirdly, the first bearing device and the second bearing device bear the load through the corresponding paired walking wheels, the first lifting structure and the second lifting structure control the corresponding power output component to be far away from the corresponding lifting structure through the first translation device arranged on the first power device and the second translation device arranged on the second power device, taking the gear-rack meshing transmission as an example, the gear-rack is disengaged through the first translation device and the second translation device, and at the moment, the first lifting structure and the second lifting structure are in clearance fit with the suspension device, so that the control of the second group of lifting devices on the suspension device is not influenced; and the fourth group of lifting devices and the second group of lifting devices drive the suspension devices to ascend to preset height positions under the driving of the second group of power devices, wherein the preset height positions are positions where the suspension devices do not interfere with the upright column cantilever, at the moment, the suspension devices, the lifting devices and the bearing devices are not in interference with the upright column cantilever and the track beam except that paired travelling wheels in the moving devices are in contact with a travelling surface, and then the moving devices drive the maintenance system to move along the length direction of the track beam under the driving of the travelling power devices so as to realize the movement of the maintenance system in the suspended air-rail track. It should be noted that the controller may be disposed on the detection device, or may be disposed in a comprehensive central control center of a track maintenance department, which is not limited in the present invention.
The movable suspension type air-rail track maintenance system also comprises a novel upright post, and the novel upright post can realize the bearing connection of an external suspension type device while bearing the track beam so as to detect the track beam; the novel upright column comprises a column body and a cantilever, wherein the cantilever is fixedly arranged at the top end of the cantilever and extends outwards; the cantilever is provided with a first connecting portion and a second connecting portion, wherein the first connecting portion is of a protruding structure, the second connecting portion is of a second step structure, and the second step structure is arranged at one end, far away from the column, of the cantilever.
Furthermore, the cantilever includes first cantilever structure and second cantilever structure, and the length of first cantilever structure is greater than the length of second cantilever structure, and second cantilever structure sets up in first cantilever structure and keeps away from the one end of cylinder and second cantilever structure and first cantilever structure constitute and go up stair structure, and connecting portion between them promptly is second stair structure.
Further, the protruding structure is disposed on the top of the first cantilever structure.
Preferably, the height of the protruding structure is greater than the height of the second step structure in the length direction of the pillar, i.e., the height of the top of the protruding structure is greater than the height of the second cantilever structure. The number of the convex structures is multiple, and the multiple convex structures can be arrayed or irregularly arranged.
Furthermore, the protruding structure comprises a first protruding portion and a second protruding portion, the second protruding portion is arranged on one side, away from the column body, of the first protruding portion, the second protruding portion and the first protruding portion form an upper stepped structure, and the height of the second protruding portion is larger than that of the second stepped structure.
Preferably, the first protruding portion and the second protruding portion may be integrally formed or separately and fixedly connected.
Preferably, the second stepped structure is an upper stepped structure.
Further, the side surface of the protruding structure is a trapezoidal structure, that is, the top surface of the protruding structure is an upper slope structure, and the maximum height of the upper slope structure is greater than the height of the second step structure.
It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
Claims (10)
1. A movable suspension type aerial train track maintenance system is characterized by comprising a lifting device, a suspension device, a bearing device and a moving device; the lifting device comprises a first group of lifting devices and a second group of lifting devices, the first group of lifting devices can drive the bearing device to ascend or descend under the drive of the first group of power devices, and the second group of lifting devices can drive the suspension device to ascend or descend under the drive of the second group of power devices; the suspension device and the bearing device are respectively arranged on the upper side and the lower side of the track beam; the suspension device is used for clamping with a stand column cantilever of the bearing track beam; the moving device is connected with the top surface of the bearing device through a connecting device, and the distance from the top surface of the bearing device to the bottom surface of the moving device is greater than the thickness of the track beam;
in a detection state, the suspension device is fixedly clamped with the upright column cantilever, the first group of lifting devices drives the bearing device to ascend under the driving of the first group of power devices so as to realize the attachment with the bottom surface of the track beam, and meanwhile, the ascending or descending distance of the bearing device is obtained through the first group of lifting devices; in a detection completion state, the first group of lifting devices drive the bearing device to descend under the drive of the first group of power devices so as to realize the attachment of the moving device and the walking surface of the track beam, the first group of lifting devices can be driven by the first group of power devices to separate the control on the bearing device so as to ensure that the second group of lifting devices can drive the suspension device to ascend at a preset height position under the drive of the second group of power devices, and the preset height position is a position where the suspension device does not interfere with the upright cantilever; the moving device can drive the maintenance system to move along the length direction of the track beam under the driving of the walking power device.
2. The mobile suspended aerial train track maintenance system of claim 1, wherein the mobile device comprises a walking member and a frame, wherein the outer diameter of both walking wheels in the walking member is less than the gap distance between the left and right walking surfaces of the track beam, and the distance between the two walking wheels is greater than the gap distance between the left and right walking surfaces of the track beam;
one end of the connecting device is fixedly connected with the frame, and the other end of the connecting device is rotatably connected with the bearing device;
in a detection state, the axis of the walking member is parallel to the longitudinal axis of the track beam; in the detection completion state, the moving device can be driven by the rotary power device to rotate until the axis of the walking member is perpendicular to the longitudinal axis of the track beam.
3. The mobile suspended aerial train track maintenance system of claim 1, wherein the suspension device is provided with a first engaging portion and a second engaging portion, the suspension device being engaged with the first connecting portion and the second connecting portion of the column arm via the first engaging portion and the second engaging portion, respectively; the first clamping portion is provided with a groove structure, the second clamping portion is provided with a first step structure, the first connecting portion is provided with a protruding structure, the second connecting portion is provided with a second step structure, and under the condition that the fixing device is assembled with the upright column cantilever, the groove structure and the first step structure are respectively clamped with the protruding structure and the second step structure.
4. The mobile overhead train track maintenance system according to claim 1, wherein said load carrying means comprises a first load carrying means and a second load carrying means, wherein top surfaces of said first load carrying means and said second load carrying means are disposed in parallel with bottom surfaces of a first track beam and a second track beam disposed adjacently in a butt-joint manner, respectively, and said first load carrying means and said second load carrying means can carry said first track beam and said second track beam, respectively;
one end of the first group of lifting devices is connected with the suspension device in a relatively movable manner, and the other end of the first group of lifting devices is fixedly connected with the first bearing device; one end of the second group of lifting devices is fixedly connected with the suspension device, and the other end of the second group of lifting devices is movably connected with the second bearing device relatively.
5. The mobile suspended air train track servicing system of claim 4, wherein the first set of lifting devices comprises a first lifting structure and a second lifting structure, the first lifting structure and the second lifting structure being disposed on a side of the track beam away from the column; the first group of power devices comprises a first power device and a second power device;
one end of the first lifting structure, which is far away from the suspension device, is fixedly connected with the first bearing device, and the first lifting structure can drive the first bearing device to ascend or descend under the driving of the first power device;
one end of the second lifting structure, which is far away from the suspension device, is fixedly connected with the second bearing device, and the second lifting structure can drive the second bearing device to ascend or descend under the driving of the second power device;
the first power device further comprises a first translation device, the first translation device is arranged on the suspension device, and the first power device can be far away from or close to the first lifting device through the first translation device so as to drive the first lifting device or be far away from the first lifting device without mutual interference;
the second power device also comprises a second translation device, the second translation device is arranged on the suspension device, and the second power device can be far away from or close to the second lifting device through the second translation device so as to drive the second lifting device or be far away from the second lifting device without mutual interference.
6. The mobile lift train track servicing system of claim 5, wherein the first elevation structure side wall is provided with a first rack, the first power device comprising a first gear cooperating with the first rack and a first motor for driving the first gear in rotation;
the second power device comprises a first gear matched with the first rack and a first motor used for driving the first gear to rotate.
7. The mobile suspended aerial train track servicing system of claim 6, wherein the first lifting structure comprises one or more of the first rack; when the first rack rails are multiple, the multiple first rack rails are vertically arranged on the peripheral side of the first lifting structure;
when the first gears are multiple groups, the multiple groups of first gears are respectively matched with the multiple first racks;
the second lifting structure comprises one or more second racks; when the second rack rails are multiple, the second rack rails are vertically arranged on the peripheral side of the second lifting structure;
when the second gears are multiple groups, the multiple groups of second gears are respectively matched with the multiple second racks.
8. The mobile suspended air train track servicing system of claim 4, wherein the second set of lifting devices comprises a third lifting structure and a fourth lifting structure, the third lifting structure and the fourth lifting structure being disposed on a side of the track beam away from the column; the second group of power devices comprises a third power device and a fourth power device; the third lifting structure and one end of the fourth lifting structure, which is far away from the bearing device, are fixedly connected with the suspension device, the suspension device can be driven by the third power device to ascend or descend through the third lifting structure, and/or the suspension device can be driven by the fourth power device to ascend or descend through the fourth lifting structure.
9. The mobile suspended aerial train track servicing system of claim 1, wherein the first set of lifting devices is further provided with a distance measuring device;
the distance measuring device comprises a first distance measuring device and a second distance measuring device, the first distance measuring device is used for detecting the distance of a first track beam carried by the first carrying device relative to the suspension device, and the second distance measuring device is used for detecting the distance of a second track beam carried by the second carrying device relative to the suspension device;
the first distance measuring device comprises a first stroke scale, the second distance measuring device comprises a second stroke scale, the first stroke scale and the second stroke scale are vertically arranged below the suspension device, and the first stroke scale and the second stroke scale are respectively arranged in parallel with the first lifting structure and the second lifting structure; the top of the first bearing device and the top of the second bearing device are respectively provided with a first indicating part and a second indicating part, and the first indicating part and the second indicating part are respectively used for indicating the first travel scale and the second travel scale so as to obtain the heights of the first track beam and the second track beam.
10. The mobile overhead air train track servicing system of any of claims 1-9, further comprising a controller;
the top parts of the first bearing device and the second bearing device are respectively provided with a first force sensor and a second force sensor, and the first force sensor and the second force sensor are in signal connection with the controller and are used for respectively detecting contact force information between the first bearing device and the first track beam and between the second bearing device and the second track beam.
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| CN202010817952.8A CN111926640B (en) | 2020-08-14 | 2020-08-14 | Movable suspension type air train track maintenance system |
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| CN202010817952.8A CN111926640B (en) | 2020-08-14 | 2020-08-14 | Movable suspension type air train track maintenance system |
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| 于人生等: "悬挂式单轨列车概述及其控制系统设计", 《悬挂式单轨列车概述及其控制系统设计》 * |
| 张阳等: "轨道高空作业车控制系统研究", 《轨道高空作业车控制系统研究》 * |
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| CN111926640B (en) | 2021-09-28 |
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