CN220031756U - Operation and maintenance device for rail transit rigid contact line - Google Patents
Operation and maintenance device for rail transit rigid contact line Download PDFInfo
- Publication number
- CN220031756U CN220031756U CN202320820309.XU CN202320820309U CN220031756U CN 220031756 U CN220031756 U CN 220031756U CN 202320820309 U CN202320820309 U CN 202320820309U CN 220031756 U CN220031756 U CN 220031756U
- Authority
- CN
- China
- Prior art keywords
- shaped
- contact line
- rigid contact
- maintenance
- travelling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012423 maintenance Methods 0.000 title claims abstract description 47
- 230000007246 mechanism Effects 0.000 claims abstract description 116
- 239000000428 dust Substances 0.000 claims abstract description 27
- 230000008531 maintenance mechanism Effects 0.000 claims abstract description 25
- 238000004140 cleaning Methods 0.000 claims description 24
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 9
- 210000002105 tongue Anatomy 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 6
- 230000007306 turnover Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000005498 polishing Methods 0.000 abstract description 6
- 238000005491 wire drawing Methods 0.000 abstract description 4
- 238000007790 scraping Methods 0.000 description 14
- 238000005299 abrasion Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Landscapes
- Cleaning In General (AREA)
Abstract
The utility model relates to the technical field of rail transit equipment, and discloses an operation and maintenance device for a rail transit rigid contact line, which is arranged right below a pi-shaped busbar provided with the rigid contact line and can walk along the pi-shaped busbar, and comprises a traction mechanism, two traveling mechanisms which are respectively arranged at two sides of the pi-shaped busbar and an operation and maintenance mechanism arranged at the bottom surface of the pi-shaped busbar, wherein the traveling mechanisms are used for driving the operation and maintenance mechanism to move along the pi-shaped busbar under the driving of the traction mechanism; the operation and maintenance mechanism is used for maintaining the exposed surface of the rigid contact line under the drive of the travelling mechanism. The operation and maintenance device can be used for conveniently carrying out operation and maintenance operations such as dust removal, polishing and the like on the rigid contact line, so that the interference of dirt on laser scanning data is effectively solved, hard points, wiredrawing and the like on the surface of the rigid contact line can be uniformly removed, the surface flatness is ensured, and the guarantee is provided for the subsequent good conductive performance, so that the operation and maintenance device has popularization and application values.
Description
Technical Field
The utility model belongs to the technical field of rail transit equipment, and particularly relates to an operation and maintenance device for a rail transit rigid contact line.
Background
The overhead contact system is a special type transmission line erected along the overhead of a ground railway line, and is an important device of urban railways. The electric bus is provided with reliable uninterrupted electric energy through the direct contact of the contact wire and the pantograph carbon slide plate. Therefore, ensuring uninterrupted power supply of the contact net and maintaining good dynamic characteristics of the bow gateway system are important targets and tasks for maintaining contact lines.
In order to maintain good conductivity, conductive paste is irregularly coated on a rigid contact line, carbon powder and environmental dust generated after long-time sliding friction between a carbon slide plate on a pantograph and the rigid contact line are accumulated on two sides of the rigid contact line along with the conductive paste, interference can be generated on laser scanning data for abrasion detection, misjudgment is not easy to distinguish an abrasion interface of the rigid contact line, and measurement accuracy is seriously affected; because the rigid contact line and the pantograph work for a long time under high pressure, local melting of the surface of the rigid contact line is easy to cause, hard points affecting the conductivity are formed, meanwhile, the carbon sliding plate has higher hardness than the rigid contact line, and after long-term sliding contact, the surface of the rigid contact line can cause a wiredrawing phenomenon, so that the surface of the rigid contact line is uneven, the conductivity is also affected, the rigid contact line is maintained by manually wiping or polishing aiming at the problems, the labor cost is high, the working efficiency is low, and the maintenance quality is difficult to be effectively ensured.
Disclosure of Invention
The utility model provides an operation and maintenance device for a rigid contact line of rail transit, which is used for driving an operation and maintenance mechanism to walk along a pi-shaped busbar by virtue of a traction mechanism and a walking mechanism so as to finish maintenance on the exposed surface of the rigid contact line on the pi-shaped busbar, and solves the technical problems that the rigid contact line is manually maintained by adopting a simple tool and device, the working efficiency is low and the like.
The utility model can be realized by the following technical scheme:
an operation and maintenance device for a rigid contact line of rail transit is arranged under a pi-shaped busbar provided with the rigid contact line and can walk along the pi-shaped busbar, and comprises a traction mechanism, two walking mechanisms which are respectively arranged at two sides of the pi-shaped busbar and an operation and maintenance mechanism arranged at the bottom surface of the pi-shaped busbar,
the travelling mechanism is used for driving the operation and maintenance mechanism to move along the pi-type busbar under the drive of the traction mechanism;
the operation and maintenance mechanism is used for maintaining the exposed surface of the rigid contact line under the drive of the travelling mechanism.
Further, the operation and maintenance mechanism comprises a cleaning mechanism, wherein the cleaning mechanism is used for removing dust on the exposed surface of the rigid contact line, a strip-shaped pushing plate and a bracket which are matched with each other by adopting a push-pull structure are arranged along the length direction of the pi-shaped bus bar, an opening channel with an inverted horn-shaped cross section is arranged on the strip-shaped pushing plate along the length direction of the opening channel, a plurality of scraping plates are uniformly and alternately inserted on the inner wall of the opening channel, each scraping plate extends along the width direction of the pi-shaped bus bar, the top surface of each scraping plate is provided with a notch matched with the exposed surface of the rigid contact line, and the bottoms of the notches of the scraping plates at odd digits or even digits are provided with vertical upward elastic platy tongues;
one end of the strip-shaped push plate is provided with a second locking mechanism, and the second locking mechanism is used for locking or unlocking between the strip-shaped push plate and the bracket so as to realize the push-pull dismounting installation of the strip-shaped push plate.
Further, the second locking mechanism comprises two supporting blocks arranged on the outer side of one end part of the strip-shaped push plate, each supporting block is arranged on the support, the inner side of each supporting block is matched with the shape of the strip-shaped push plate, a movable bolt is further arranged on each supporting block, and the movable bolt penetrates through the corresponding supporting block to be matched with the strip-shaped push plate so as to lock or unlock the strip-shaped push plate.
Further, the device further comprises a first locking mechanism, wherein one travelling mechanism is provided with a lateral turnover structure, and the first locking mechanism is used for locking or unlocking one travelling mechanism and the other travelling mechanism so as to realize the dismounting and mounting of the operation and maintenance device and the pi-shaped bus.
Further, each travelling mechanism comprises a supporting plate, a plurality of travelling wheels and lateral limiting wheels are uniformly arranged at intervals on the inner side of the upper part of each supporting plate, the rolling surface of each travelling wheel is contacted with the upper surface of the lateral bulge in the pi-shaped busbar, the rolling surface of each lateral limiting wheel is contacted with the lateral bulge side surface in the pi-shaped busbar,
the upper part and the lower part of the supporting plate of one of the traveling mechanisms are separated, and the connecting parts of the supporting plates are connected by adopting a rotating structure.
Further, the first locking mechanism comprises two movable rods which are arranged at intervals in parallel and are respectively positioned at the front end and the rear end of the two travelling mechanisms, two end parts of one movable rod are respectively matched with arc-shaped notches arranged at the front ends of the supporting plates in the two travelling mechanisms at the same time, two end parts of the other movable rod are respectively matched with arc-shaped notches arranged at the rear ends of the supporting plates in the two travelling mechanisms at the same time, the length of the middle rod part of each movable rod is matched with the interval between the two supporting plates,
the end of each movable rod is also matched with a knob,
unscrewing the knob, manually pulling down the two movable rods to separate the movable rods from the corresponding arc-shaped notches, and unlocking one of the travelling mechanisms from the other travelling mechanism;
the two movable rods are manually pulled upwards to enable the movable rods to be matched with the corresponding arc-shaped notches, and the knob is screwed down to lock one travelling mechanism with the other travelling mechanism.
Further, the bottom surfaces of the two supporting plates are respectively connected with two sides of a dust collecting box, the dust collecting box is arranged under the operation and maintenance mechanism and is used for collecting dirt,
the dust box is characterized in that a handle, a traction mechanism and a plurality of placing support frames are arranged at the bottom of the dust box, a plurality of foot pads are arranged on the top surface of each support plate, and the traction mechanism adopts a manual traction structure of a hand traction rope type.
Further, a lateral cleaning brush for cleaning the upper surface of the lateral protrusion in the pi-shaped bus bar is provided on the inner side of the upper portion of each of the support plates.
The beneficial technical effects of the utility model are as follows:
1. the operation and maintenance device for the rigid contact line of the rail transit can conveniently carry out operation and maintenance operations such as dust removal, polishing and the like on the rigid contact line, thereby effectively solving the problems of low working efficiency, high labor cost and the like in the manual maintenance operation mode carried out by manually assisting a simple tool at present, reducing the interference of dirt and the like on laser scanning data in abrasion test, improving the test accuracy, simultaneously removing hard points, wiredrawing and the like on the surface of the rigid contact line, ensuring the surface flatness and providing guarantee for the subsequent good electric conductivity;
2. one of the running mechanisms of the operation and maintenance device has a lateral folding function, and the running mechanism and the first locking mechanism work cooperatively, so that the operation and maintenance device is convenient to hang and install or detach at any position of the pi-shaped busbar, and the practicability is high.
3. The cleaning mechanism with the push-pull structure is convenient for cleaning the scraping plates independently, the connection stability of the strip-shaped pushing plates and the support can be ensured by the aid of the second locking mechanism, guarantee is provided for smooth cleaning operation, meanwhile, the two scraping plates with the elastic platy tongues and the scraping plates without the elastic platy tongues are alternately arranged, scraping of dirt on the side surfaces of the rigid contact line can be completed, dirt on the bottom surfaces of the rigid contact line can be scraped, and the cleaning is more thorough and has a better effect.
4. The operation and maintenance device can realize semi-automatic maintenance of the rigid contact line, does not need excessive human input compared with the existing manual maintenance, has high working efficiency, and can effectively ensure the maintenance quality.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model mated with a pi-bus;
FIG. 2 is a schematic diagram of the overall structure of the present utility model, wherein one of the traveling mechanisms is in a laterally folded state;
FIG. 3 is a schematic diagram of the whole structure of the present utility model;
FIG. 4 is a schematic diagram of the overall structure of the present utility model;
FIG. 5 is a schematic diagram of the overall structure of the present utility model;
FIG. 6 is a schematic view of a strip-shaped push plate according to the present utility model;
FIG. 7 is a schematic side view of the overall structure of the present utility model;
the device comprises a 1-pi-shaped busbar, a 2-travelling mechanism, a 3-operation and maintenance mechanism, a 31-strip-shaped push plate, a 311-opening channel, a 312-scraping plate, a 313-elastic platy tongue, a 32-bracket, a 33-supporting block, a 34-movable bolt, a 4-traction mechanism, a 21-supporting plate, a 22-travelling wheel, a 23-lateral limiting wheel, a 5-first locking mechanism, a 51-movable rod, a 52-fixed rod, a 53-flower-shaped knob, a 54-connector, a 6-dust collecting box, a 7-lifting handle, an 8-placement supporting frame, a 9-foot pad and a 10-lateral cleaning brush.
Detailed Description
The following detailed description of the utility model refers to the accompanying drawings and preferred embodiments.
As shown in fig. 1-7, the utility model provides an operation and maintenance device for a rigid contact line of rail transit, which is arranged right below a pi-shaped busbar 1 provided with the rigid contact line and can walk along the pi-shaped busbar 1, and comprises two travelling mechanisms 2 which are respectively arranged at two sides of the pi-shaped busbar 1, an operation and maintenance mechanism 3 which is arranged at the bottom surface of the pi-shaped busbar, and a traction mechanism 4, wherein the travelling mechanisms 2 are used for driving the operation and maintenance mechanism 3 to move along the pi-shaped busbar 1 under the drive of the traction mechanism 4; the operation and maintenance mechanism 3 is used for maintaining the exposed surface of the rigid contact line under the drive of the travelling mechanism 2. The operation and maintenance device can be used for conveniently carrying out operation and maintenance operations such as dust removal and polishing on the rigid contact line, thereby effectively solving the problems of low working efficiency, high labor cost and the like in the manual maintenance operation mode by manually assisting a simple tool, reducing the interference of dirt and the like on laser scanning data in abrasion test, improving the test accuracy, simultaneously removing hard spots, wiredrawing and the like on the surface of the rigid contact line, ensuring the surface flatness, providing guarantee for the subsequent good electric conduction performance, and having popularization and application values.
The method comprises the following steps:
as shown in fig. 2-7, the operation and maintenance device of the utility model comprises a first locking mechanism 5, wherein one travelling mechanism 2 is provided with a lateral turnover structure, the first locking mechanism 5 is used for locking or unlocking one travelling mechanism and the other travelling mechanism so as to realize the disassembly and assembly of the operation and maintenance device and the pi-shaped bus bar 1, and the travelling mechanism 2 is used for driving the operation and maintenance mechanism 3 to move along the pi-shaped bus bar 1 under the driving of the traction mechanism 4, so that the pi-shaped bus bar is semi-surrounded by utilizing two travelling mechanisms and one operation and maintenance mechanism through ingenious spatial position design, the travelling mechanism drives the operation and maintenance mechanism to move along the pi-shaped bus bar, the operation and maintenance work of a rigid contact line on the bottom surface of the pi-shaped bus bar is completed, and a good physical environment is provided for the conductivity, abrasion detection and the like between the subsequent rigid contact line and a pantograph.
Each travelling mechanism 2 comprises a supporting plate 21, a plurality of travelling wheels 22 and lateral limiting wheels 23 are uniformly arranged at intervals on the inner side of the upper part of each supporting plate 21, two travelling wheels can be respectively arranged, the rolling surface of each travelling wheel 22 is contacted with the upper surface of the lateral bulge in the pi-shaped busbar 1, and the rolling surface of each lateral limiting wheel 23 is contacted with the lateral bulge side surface in the pi-shaped busbar 1, so that the travelling wheels 22 and the lateral limiting wheels 23 on the inner side are conveniently matched with the corresponding positions of the pi-shaped busbar 1, as shown in fig. 7, and meanwhile, by arranging corresponding connecting parts, each travelling wheel 22 is enabled to be closer to the central position of the pi-shaped busbar 1 relative to the lateral limiting wheels 23, so that the lateral position of the lateral bulge upper surface of the travelling wheel 22 in the pi-shaped busbar 1 can be limited by means of the lateral limiting wheels 23, and the travelling stability is ensured. The upper part and the lower part of the supporting plate 21 of one of the travelling mechanisms are separated, the connecting parts are connected by adopting a rotating structure, and a door hinge type hinge rotating connecting structure can be adopted to enable the door hinge type travelling mechanism to have a manual lateral folding function, so that a part connected with the door hinge type travelling mechanism can be driven to fold in a direction away from the pi-type busbar 1, the whole abrasion detecting device is convenient to mount and dismount with the pi-type busbar 1, and if the supporting plate 21 is held by hands, the travelling mechanism is driven to fold in a direction away from the pi-type busbar 1 by 90 degrees, or is reversely moved to fold in a direction close to the pi-type busbar 1 by 90 degrees.
The first locking mechanism 5 comprises two movable rods 51 which are arranged at intervals in parallel and are respectively positioned at the front end and the rear end of 2 of two travelling mechanisms, wherein two ends of one movable rod 51 are respectively matched with arc-shaped notches arranged at the front ends of support plates 21 in the two travelling mechanisms 2 at the same time, two ends of the other movable rod 51 are respectively matched with arc-shaped notches arranged at the rear ends of the support plates 21 in the two travelling mechanisms at the same time, if a step is arranged at the end of each movable rod 51 so that the end of each movable rod can be clamped at the arc-shaped notch, the length of the middle rod part of each movable rod 51 is matched with the interval between the two support plates 51, the end of each movable rod is also matched with a knob, such as a flower-shaped knob 53 in a threaded manner, so that the two movable rods are manually pulled upwards to be matched with the corresponding arc-shaped notches, the knob 53 is screwed from the outside, the flower-shaped knob 53 is propped against the outer side surface of the support plate around the arc-shaped notch is tightly pressed on the step of the movable rod, the support plate 21 is locked with the movable rod 51, and the rotating support plate is erected up, so that the travelling mechanism is locked with the other travelling mechanism; conversely, unscrewing the flower-shaped knob 53, releasing the compression between the support plate and the movable rods, manually pulling the two movable rods downwards to disengage the movable rods from the corresponding arc-shaped notches, so as to release the locking of one of the travelling mechanisms and the other travelling mechanism;
in order to prevent the movable rods 51 from being lost, two fixing rods 52 are arranged on the inner sides of the lower parts of the two supporting plates 21 along the width direction of the pi-shaped bus bar 1, are correspondingly arranged in parallel with the two movable rods 51 and are arranged up and down, the rod positions of the movable rods 51 can be connected to the corresponding fixing rods 52 through a plurality of springs, as shown in fig. 7, a joint 54 is arranged at the spring connection positions of the movable rods 51 and the fixing rods 52 so as to facilitate the spring connection, thus the two movable rods 51 are manually pulled upwards to enable the movable rods 51 to be matched with the corresponding arc-shaped notches, the supporting plates 21 which can be turned over are required to be erected and aligned and coplanar with the supporting plates 21 on the upper parts, and a knob is screwed down to realize locking of one travelling mechanism and the other travelling mechanism, and at the moment, the travelling wheels 22 and the lateral limiting wheels 22 on the erected supporting plates 21 are pressed to the corresponding positions of the pi-shaped bus bar 1 and are suspended below the pi-shaped bus bar 1;
similarly, unscrewing the knob, manually pulling down the two movable rods 51 to separate the movable rods 51 from the corresponding arc-shaped notches, unlocking one of the traveling mechanisms from the other traveling mechanism, and outwards turning the corresponding supporting plate 21 to facilitate the disassembly of the whole operation and maintenance device, wherein the two movable rods 51 are connected with the corresponding fixed rods 52 through springs, have a certain traction effect, and are pulled down to one side, so that the movable rods cannot be lost due to mess.
The operation and maintenance mechanism 3 comprises a cleaning mechanism, wherein the cleaning mechanism comprises a strip-shaped push plate 31 and a bracket 32 which are matched by adopting a push-pull structure, the strip-shaped push plate 31 and the bracket 32 are all arranged along the length direction of a pi-shaped bus bar 1, an opening channel 311 with an inverted horn-shaped cross section is arranged on the strip-shaped push plate 31 along the length direction of the strip-shaped push plate, a plurality of scraping plates 312 are uniformly and alternately inserted on the inner wall of the opening channel 311, each scraping plate 312 extends along the width direction of the pi-shaped bus bar 1, the top surface of each scraping plate 312 is provided with a notch matched with the exposed surface of a rigid contact line, and the notch is in an inverted-shaped shape, so that dirt on the side surface of the rigid contact line can be scraped, and the bottoms of the notches of the scraping plates 312 at odd numbers or even numbers are all provided with elastic platy tongues 313 which are vertically upwards; the cross section of the opening channel 311 penetrates from the top surface to the bottom surface of the strip-shaped push plate, dirt falls conveniently, two end parts of the bracket 32 are of an inverted pi-shaped structure, a bayonet matched with the strip-shaped push plate 31 is arranged in the middle, a cross rod of the inverted pi-shaped structure is connected to the inner sides of the two support plates, the end parts of the two vertical support arms support the bayonet to realize push-pull fit with the strip-shaped push plate 31, the strip-shaped push plate 341 and the scraper blade can be pulled out of the bracket 32 conveniently through the push-pull structural design, the cleaning of the scraper blade 312 is facilitated, meanwhile, due to long-term sliding friction between a rigid contact line and a pantograph, circular arc protrusions at the bottom of the scraper blade 312 are mostly ground flat, therefore, the bottoms of notches of certain scraper blades 312 are provided with elastic platy tongues, the elastic platy tongues can be made of wear-resistant materials, dirt entering the bottom surface of the rigid contact line after the scraper blade 312 is cleaned can be cleaned again cleaned, the cleaning is thoroughly ensured, meanwhile, the elastic characteristics of the elastic platy tongues can be promoted to be in close contact with the rigid contact line, and the cleaning effect is further improved.
In order to increase the connection firmness of the strip-shaped push plate 31 and the support 32, a second locking mechanism is arranged at one end of the strip-shaped push plate 31, the second locking mechanism is used for locking or unlocking the strip-shaped push plate 31 and the support 32, the second locking mechanism comprises two supporting blocks 33 arranged at the outer side of one end of the strip-shaped push plate 31, each supporting block 33 is arranged on the support 32, the inner side of each supporting block is matched with the shape of the strip-shaped push plate so as to better support the strip-shaped push plate 31, for example, the two supporting blocks are arranged on the support arm of the inverted pi-shaped structure, a movable bolt 34 is further arranged on the supporting block 33, one end of the movable bolt 34 can be in an elastic structure design, the other end of the movable bolt 34 penetrates through the corresponding supporting block 33 to be matched with the strip-shaped push plate 31, the other end of the movable bolt is exposed outside, and a handle is further arranged at the end of the movable bolt 34, so that the handle is pulled outwards to drive the movable bolt 34 to outwards move so as to release the matched locking with the strip-shaped push plate 341, and otherwise, the locking of the strip-shaped push plate 31 is realized.
For better dirt collection, the bottom surfaces of the two support plates 21 are respectively connected to two sides of the dust box 6, and the dust box 6 is arranged right below the cleaning mechanism and is in an open box shape for collecting the dirt after dust removal.
For convenient transportation, a handle 7, a traction mechanism 4 and a plurality of placing support frames 8 are arranged at the bottom of the dust collecting box 6, a plurality of foot pads 9 are arranged on the top surface of each support plate 21, and the traction mechanism 4 adopts a manual traction structure of a hand pulling traction rope type. During normal transportation, the cleaning mechanism is arranged at the bottom, the dust collecting box 6 is arranged at the top to protect the scraping plate, and transportation and storage are realized by means of the lifting handle and the foot pad; when the dust removing unit 3 is installed on the pi-type busbar 1, a cleaning mechanism is needed to be arranged on a vehicle ladder, and the placing support frame 8 on the bottom surface of the dust collecting box 35 plays a role in supporting and placing; the traction mechanism 4 adopts a hand-pulling traction rope structure, if a pull ring is arranged on the bottom surface of the dust collection box 35, the traction rope is tied on the pull ring, and the whole dust removal unit can be driven to move along the pi-shaped bus bar by manually pulling the traction rope.
In addition, a lateral cleaning brush 10 is provided at the inner side of the upper portion of each support plate 21, and the lateral cleaning brush 10 is used to clean the upper surface of the lateral protrusions in the pi-type bus bar 1 to ensure smooth running of the running wheels.
When the operation and maintenance device for the rail transit rigid contact line is used for maintenance, firstly, the handle is held by hand, the operation and maintenance device is transported to the car ladder, then the car ladder is turned over to place the support frame for supporting in a falling mode, then the flower-shaped knob is unscrewed, the flower-shaped knob on the front side and the rear side of the device is held by hand, the corresponding movable rod is driven to move downwards so as to separate from the arc-shaped notch on the support plate, one of the travelling mechanisms can be turned over outwards by 90 degrees, then the handle at the bottom of the dust box is held, the operation and maintenance mechanism is driven to move upwards to the position right below the pi-shaped busbar, then one of the travelling mechanisms is turned over by reversely by 90 degrees, the corresponding movable rod is driven by holding the flower-shaped knob by hand, the corresponding movable rod is matched with the arc-shaped notch on the support plate, the lateral limiting wheels, the vertical limiting wheels and the travelling wheels are placed on the corresponding positions, and the flower-shaped knob is screwed, so that the operation and maintenance mechanism is mounted on the pi-shaped busbar, and then the operation and maintenance mechanism is driven by pulling the rope to move along the pi-shaped busbar, so that operation and maintenance operation such as dust removal are implemented on the pi-shaped busbar, thereby the operation and maintenance efficiency are effectively improved.
Finally, we can replace the strip-shaped push plate 31 with a proper polishing structure or other structures required by operation and maintenance operations, and can push and pull the strip-shaped push plate with the bracket 32 to realize operation and maintenance operations such as polishing of the bottom surface of the pi-shaped bus bar, wherein the concrete operation is similar to cleaning and dust removal, and thus, various operation and maintenance operations can be completed only by installing the tools required by the corresponding operation and maintenance operations in advance, and the operability is high.
While particular embodiments of the present utility model have been described above, it will be appreciated by those skilled in the art that these are merely illustrative, and that many changes and modifications may be made to these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims.
Claims (8)
1. An operation and maintenance device for a rail transit rigid contact line is characterized in that: the device is arranged right below the pi-shaped bus bar provided with the rigid contact line and can walk along the pi-shaped bus bar, and comprises a traction mechanism, two walking mechanisms which are arranged at two sides of the pi-shaped bus bar and an operation and maintenance mechanism which is arranged at the bottom surface of the pi-shaped bus bar,
the travelling mechanism is used for driving the operation and maintenance mechanism to move along the pi-type busbar under the drive of the traction mechanism;
the operation and maintenance mechanism is used for maintaining the exposed surface of the rigid contact line under the drive of the travelling mechanism.
2. The operation and maintenance device for a rail transit rigid contact line according to claim 1, characterized in that: the operation and maintenance mechanism comprises a cleaning mechanism, wherein the cleaning mechanism is used for removing dust on the exposed surface of a rigid contact line, a strip-shaped push plate and a support which are matched with each other by adopting a push-pull structure are arranged along the length direction of a pi-shaped bus bar, an opening channel with an inverted horn-shaped cross section is arranged on the strip-shaped push plate along the length direction of the strip-shaped push plate, a plurality of scrapers are uniformly and alternately inserted on the inner wall of the opening channel, each scraper extends along the width direction of the pi-shaped bus bar, the top surface of each scraper is provided with a notch matched with the exposed surface of the rigid contact line, and the bottoms of the notches of the scrapers at odd numbers or even numbers are provided with elastic platy tongues which are vertically upwards;
one end of the strip-shaped push plate is provided with a second locking mechanism, and the second locking mechanism is used for locking or unlocking between the strip-shaped push plate and the bracket so as to realize the push-pull dismounting installation of the strip-shaped push plate.
3. The operation and maintenance device for a rigid contact line for rail transit according to claim 2, wherein: the second locking mechanism comprises two supporting blocks arranged on the outer side of one end part of the strip-shaped push plate, each supporting block is arranged on the support, the inner side of each supporting block is matched with the shape of the strip-shaped push plate, a movable bolt is further arranged on each supporting block, and the movable bolt penetrates through the corresponding supporting block to be matched with the strip-shaped push plate so as to lock or unlock the strip-shaped push plate.
4. The operation and maintenance device for a rail transit rigid contact line according to claim 1, characterized in that: the device comprises a first traveling mechanism, a second traveling mechanism and a third traveling mechanism, wherein the first traveling mechanism is provided with a lateral turnover structure, and the first traveling mechanism is used for locking or unlocking one traveling mechanism and the other traveling mechanism so as to realize the disassembly and the assembly of the operation and maintenance device and the pi-shaped bus.
5. The operation and maintenance device for a rail transit rigid contact line according to claim 4, wherein: each travelling mechanism comprises a supporting plate, a plurality of travelling wheels and lateral limiting wheels are uniformly arranged at intervals on the inner side of the upper part of each supporting plate, the rolling surface of each travelling wheel is contacted with the upper surface of the lateral bulge in the pi-shaped busbar, the rolling surface of each lateral limiting wheel is contacted with the lateral bulge side surface in the pi-shaped busbar,
the upper part and the lower part of the supporting plate of one of the traveling mechanisms are separated, and the connecting parts of the supporting plates are connected by adopting a rotating structure.
6. The operation and maintenance device for a rail transit rigid contact line according to claim 5, wherein: the first locking mechanism comprises two movable rods which are arranged at intervals in parallel and are respectively positioned at the front end and the rear end of the two travelling mechanisms, two ends of one movable rod are respectively matched with arc-shaped notches arranged at the front ends of the supporting plates in the two travelling mechanisms at the same time, two ends of the other movable rod are respectively matched with arc-shaped notches arranged at the rear ends of the supporting plates in the two travelling mechanisms at the same time, the length of the middle rod part of each movable rod is matched with the interval between the two supporting plates,
the end of each movable rod is also matched with a knob,
unscrewing the knob, manually pulling down the two movable rods to separate the movable rods from the corresponding arc-shaped notches, and unlocking one of the travelling mechanisms from the other travelling mechanism;
the two movable rods are manually pulled upwards to enable the movable rods to be matched with the corresponding arc-shaped notches, and the knob is screwed down to lock one travelling mechanism with the other travelling mechanism.
7. The operation and maintenance device for a rail transit rigid contact line according to claim 5, wherein: the bottom surfaces of the two supporting plates are respectively connected with two sides of a dust collecting box, the dust collecting box is arranged under the operation and maintenance mechanism and is used for collecting dirt,
the dust box is characterized in that a handle, a traction mechanism and a plurality of placing support frames are arranged at the bottom of the dust box, a plurality of foot pads are arranged on the top surface of each support plate, and the traction mechanism adopts a manual traction structure of a hand traction rope type.
8. The operation and maintenance device for a rail transit rigid contact line according to claim 5, wherein: a lateral cleaning brush is further provided on the inner side of the upper portion of each of the support plates, and is used for cleaning the upper surfaces of the lateral protrusions in the pi-shaped bus bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320820309.XU CN220031756U (en) | 2023-04-13 | 2023-04-13 | Operation and maintenance device for rail transit rigid contact line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320820309.XU CN220031756U (en) | 2023-04-13 | 2023-04-13 | Operation and maintenance device for rail transit rigid contact line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220031756U true CN220031756U (en) | 2023-11-17 |
Family
ID=88728121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320820309.XU Active CN220031756U (en) | 2023-04-13 | 2023-04-13 | Operation and maintenance device for rail transit rigid contact line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220031756U (en) |
-
2023
- 2023-04-13 CN CN202320820309.XU patent/CN220031756U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220031756U (en) | Operation and maintenance device for rail transit rigid contact line | |
| CN114566911A (en) | Automatic inspection device with protection function for high-voltage line | |
| CN218619928U (en) | Single track hangs orbital scraping of moving and sweeps device | |
| CN213546990U (en) | Foreign matter removing tool for distribution line operation | |
| CN212865737U (en) | Road surface cleaning device convenient to change brush head | |
| CN213142929U (en) | Snow sweeper device for rail transit | |
| CN210546551U (en) | Insulator cleaning device of transformer substation | |
| CN215857120U (en) | Road surface marking device for road administration engineering | |
| CN212533874U (en) | Ground cleaning device is used in bridge expansion joint construction | |
| CN211794899U (en) | Cleaning brush for electrostatic hair cleaning | |
| CN116620117A (en) | Intelligent abrasion detection device and detection method for rail transit rigid contact line | |
| CN210966031U (en) | Dust collector for electrical equipment | |
| CN211764768U (en) | Rolling brush profiling wheel | |
| CN210726329U (en) | Rail mounted scrapes excrement system | |
| CN209482227U (en) | A kind of snow removing shovel with high-wearing feature automatic guide roller apparatus | |
| CN218813461U (en) | Steel rail cleaning vehicle | |
| CN211171762U (en) | Sweeper convenient for dismounting and mounting rolling brush | |
| CN219343004U (en) | A square brush for motor sweeper convenient to detach | |
| CN216886591U (en) | Automobile windscreen wiper convenient to disassemble and assemble | |
| CN218204630U (en) | Excavator pushes away shovel backplate linkage | |
| CN213398877U (en) | Contact net short circuit fault alarm device | |
| CN218879812U (en) | Transfer platform for coke quenching car | |
| CN218811519U (en) | Coke oven locomotive track cleaning device | |
| CN212234348U (en) | Mop head | |
| CN212504704U (en) | Coke quenching car with track clearance function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |