CN114293900A - Daily maintenance contact net operation tower wagon - Google Patents
Daily maintenance contact net operation tower wagon Download PDFInfo
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- CN114293900A CN114293900A CN202111655343.8A CN202111655343A CN114293900A CN 114293900 A CN114293900 A CN 114293900A CN 202111655343 A CN202111655343 A CN 202111655343A CN 114293900 A CN114293900 A CN 114293900A
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- Prior art keywords
- fixedly connected
- ladder car
- tower wagon
- daily maintenance
- ladder
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- 238000012423 maintenance Methods 0.000 title claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims 2
- 238000010276 construction Methods 0.000 abstract description 17
- 239000004677 Nylon Substances 0.000 description 5
- 229920001778 nylon Polymers 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 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
- 238000012856 packing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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Abstract
The invention discloses a daily maintenance contact net operation ladder car, which comprises a left ladder car main beam and a right ladder car main beam, wherein the bottom ends of the two ladder car main beams are fixedly connected with a connecting sleeve, a plurality of rotatable pedals are arranged on the two ladder car main beams, a concave rod is fixedly connected to the top of the left ladder car main beam, the concave rod is arranged at the top of the left ladder car main beam, so that the top end of the right ladder car main beam is rotatably connected with the inner surface of the concave rod to change the overall height of the ladder car, the ladder car is functionally changed from a fixed integral type to a folding type, before folding, the whole ladder car and a ladder car operation platform can be folded only by easily controlling a thread sleeve in an assembly, then the whole ladder car and the ladder car operation platform lean against a tunnel wall, when a rail car passes through, the rail car does not need to be pushed to a station to avoid, and the construction efficiency is effectively improved.
Description
Technical Field
The invention relates to the technical field of ladder cars, in particular to a daily maintenance contact net operation ladder car.
Background
Traditional contact net operation tower wagon chassis only 1.6 meters wide, 1.9 meters are long, and weight is lighter to tower wagon self does not possess the braking function, because focus skew when the high altitude construction in the tunnel takes place the phenomenon of tumbling easily, and is particularly serious in the curve construction, has very big potential safety hazard.
Traditional contact net operation tower wagon frame is whole processing, consequently, highly can not adjust, when meetting subway tunnel headroom difference great, need dispose the tower wagon of co-altitude not. Under the general condition, subway contact net tower wagon wheel adopts steel material, and the noise is big during the operation, and it is hard to slide, easily warp, and the in-process of carrying out appears falling the way easily.
In the subway contact network construction, the operation heights of track laying and contact network operation are crossed and synchronously constructed, track-moving vehicles of at least two construction units usually run uninterruptedly in the construction in a tunnel, and meanwhile, contact network tower wagon operation is carried out. Under the condition, when the running rail-mounted vehicle passes through, the operating ladder vehicle for construction and at least more than 5 operating personnel need to evacuate to the safe position of the station turnout area for at least 10 minutes in advance, and the rail-mounted vehicle returns to the operating point again after passing through to resume construction, so that the construction is carried out for at least half an hour, if the long and large interval is longer, the construction production is greatly influenced, and the project management cost is wasted.
Disclosure of Invention
The invention aims to provide a daily maintenance contact net operation ladder car, wherein the top of the main beam of the left ladder car is provided with a concave rod, so that the top end of the main beam of the right ladder car is rotatably connected with the inner surface of the concave rod to change the overall height of the ladder car, the ladder car is functionally changed from a fixed integral type to a folding type, before folding, the whole ladder car and a ladder car operation platform can be folded only by easily controlling a thread sleeve in a component, then the ladder car leans against the tunnel wall, and when a rail car passes through, the ladder car does not need to be pushed to a station to avoid, so that the construction efficiency is effectively improved.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a daily maintenance contact net operation tower wagon, includes left and right two sets of tower wagon girder, and is two sets of the equal fixedly connected with adapter sleeve in bottom of tower wagon girder is two sets of all be provided with a plurality of rotatable running-boards on the tower wagon girder, be located the left side the top fixedly connected with spill pole of tower wagon girder, the internal surface of spill pole is rotated with the top that is located right side tower wagon girder and is connected, is located the right side the preceding, the back both sides of tower wagon girder all are provided with the minor axis, two be provided with the bracing piece between the one end that the minor axis was kept away from relatively the bottom of bracing piece is provided with the control assembly who is used for adjusting the tower wagon height
As a further scheme of the invention: two one side that the adapter sleeve is relative runs through and is provided with the connection quarter butt, connect the equal fixedly connected with fixed cover in both ends of quarter butt, one side fixedly connected with of fixed cover removes the wheel.
As a further scheme of the invention: one side of the supporting rod is connected with a first supporting plate through a hinge, and the other side of the supporting rod is connected with a second supporting plate through a hinge.
As a further scheme of the invention: the control assembly is including being located bracing piece bottom fixed connection's the cover of rotating and being located the locating part on two connection quarter butts, and the internal surface rotation that rotates the cover is connected with the thread bush, the internal surface threaded connection of thread bush has the threaded rod, the bottom fixedly connected with installation piece of threaded rod, the equal fixedly connected with side joint block in both sides of installation piece, two be provided with single sheave between the relative one side of side joint block, the sliding tray has been run through to one side of locating part, the internal surface of sliding tray and the internal surface of single sheave are provided with wire rope.
As a further scheme of the invention: the two sides of the pedal plate are both provided with a rotating groove, the inner surface of the rotating groove is connected with a limiting shaft in a sliding mode, and one end of the limiting shaft penetrates through the ladder car main beam and extends to the outside of the ladder car main beam.
As a further scheme of the invention: the cross section of the pedal is L-shaped, a plurality of check blocks are fixedly connected to the outer surface of the main beam of the ladder truck, and one side of each check block is in contact with one side of the pedal.
As a further scheme of the invention: the pedal comprises a plurality of pedals, and is characterized in that long connecting rods are arranged on two sides of each pedal, a plurality of connecting shafts are arranged on one sides of the long connecting rods, and one ends of the connecting shafts penetrate through the long connecting rods and are rotatably connected with one sides of the pedals.
As a further scheme of the invention: the front and rear sides of the ladder truck main beams are fixedly connected with handrails.
The invention has the beneficial effects that:
(1) in the invention, the concave rod is arranged at the top of the main beam of the left ladder truck, so that the top end of the main beam of the right ladder truck is rotatably connected with the inner surface of the concave rod to change the overall height of the ladder truck, and the ladder car functionally realizes the conversion from a fixed integral type to a folding type, only the thread sleeve in the assembly needs to be easily controlled before the ladder car is folded, the folding of the whole ladder car and the ladder car operating platform can be realized, then the ladder car is leaned against the tunnel wall, when the rail car passes by, the ladder car does not need to be pushed to a station to avoid, the construction efficiency is effectively improved, one of the ladder wheels is a grounding nylon wheel with a steel ring, and the wheels adopt double bearings, so that the sliding is labor-saving, the falling of the rail is avoided, meanwhile, because 3 wheels adopt insulating wheels made of nylon materials, two steel rails can not form a loop, therefore, the driving signals are not influenced, and meanwhile, the adjustable operation platform can be convenient for construction in subway tunnels with different headrooms.
(2) According to the invention, the rotating sleeve is arranged in the control assembly and is matched with the rotatable threaded sleeve in the rotating sleeve, when a worker stands on the ladder car, the threaded rod moves upwards by rotating the threaded sleeve, the steel wire rope is in a tight state by the single grooved wheel between the two side connecting blocks, and the two sets of ladder car main beams can move towards one side close to each other by connecting the limiting parts on the short rods, so that the height of the ladder car is increased.
(3) According to the invention, the rotatable pedal plate is arranged on the main beam of the ladder truck, so that the comfort level of the ladder truck in use can be further improved, the space occupied by the ladder truck in packing can be reduced as much as possible, the whole ladder truck can meet the requirement of contact net construction in tunnels with different clearance heights of subways, and meanwhile, the device is light in weight, high in strength, has the function of preventing tipping, is economical and practical, is convenient to disassemble, and effectively improves the construction efficiency.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a front view of the overall external structure of the present invention;
FIG. 2 is a side view of the overall external structure of the present invention;
FIG. 3 is a schematic diagram of a portion of the control assembly of the present invention;
fig. 4 is a schematic view showing an external structure of the footrest in the present invention.
In the figure: 1. a ladder truck main beam; 2. connecting sleeves; 3. connecting a short rod; 4. fixing a sleeve; 5. a moving wheel; 6. a concave rod; 7. a support bar; 8. a first support plate; 9. a minor axis; 10. a second support plate; 11. a control component; 111. a threaded sleeve; 112. a threaded rod; 113. mounting blocks; 114. a side connection block; 115. a single sheave; 116. a limiting member; 117. a wire rope; 118. a sliding groove; 12. a stopper; 13. a foot pedal; 14. a rotating groove; 15. a limiting shaft; 16. a connecting shaft; 17. connecting a long rod; 18. a handrail.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the invention is a daily maintenance contact net operation ladder truck, comprising a left ladder truck main beam 1 and a right ladder truck main beam 1, wherein the ladder truck main beams 1 are made of high-strength aluminum alloy sections, the weight is light, the strength is high, the bottom ends of the two ladder truck main beams 1 are fixedly connected with a connecting sleeve 2, the two ladder truck main beams 1 are respectively provided with a plurality of rotatable pedals 13, the top of the ladder truck main beam 1 on the left side is fixedly connected with a concave rod 6, the inner surface of the concave rod 6 is rotatably connected with the top end of the ladder truck main beam 1 on the right side, the front side and the rear side of the ladder truck main beam 1 on the right side are respectively provided with a short shaft 9, a support rod 7 is arranged between the opposite far ends of the two short shafts 9, the bottom of the support rod 7 is provided with a control assembly 11 for adjusting the height of the ladder truck, one side of the support rod 7 is connected with a first support plate 8 through a hinge, the other side of the support rod 7 is connected with a second support plate 10 through a hinge, and the front side and the rear side of the main beam 1 of the ladder car are both fixedly connected with handrails 18.
Two 2 relative one sides of adapter sleeve run through and are provided with the connection quarter butt 3, connect the fixed cover 4 of the equal fixedly connected with in both ends of quarter butt 3, one side fixedly connected with of fixed cover 4 removes wheel 5, removes wheel 5 and chooses nylon manufacturing for use, and is insulating reliable, light in weight, the noise is little, intensity is high, toughness is good, has one in a set of ladder wheel for taking the ground connection nylon wheel of steel ring, removes wheel 5 and adopts the duplex bearing, slides laborsavingly, can not appear falling the way, simultaneously because the three insulating wheel that removes wheel 5 and adopt the nylon material, make two rails can not form the return circuit, because of not influencing the driving signal, simultaneously, the construction in the subway tunnel of different clearances can be convenient for to the adjustable operation platform.
The two sides of the pedal 13 are both provided with a rotating groove 14, the inner surface of the rotating groove 14 is connected with a limiting shaft 15 in a sliding mode, and one end of the limiting shaft 15 penetrates through the main beam 1 of the ladder truck and extends to the outside of the main beam 1 of the ladder truck.
The cross-section of running-board 13 is letter L shape, the fixed surface of ladder car girder 1 is connected with a plurality of dog 12, one side of dog 12 contacts with one side of running-board 13, and a plurality of the both sides of running-board 13 all are provided with the stock 17, one side of stock 17 is provided with a plurality of connecting axle 16, the one end through connection stock 17 of connecting axle 16 rotates with one side of running-board 13 and is connected.
The working principle of the invention is as follows: when the ladder car is used, the ladder car is firstly stood on the ground, the moving wheels 5 are in contact with the ground, the two groups of ladder car main beams 1 are opened, the ladder car main beam 1 on the right side rotates on the inner surface of the concave rod 6, the moving wheels 5 on the two groups of ladder car main beams 1 move towards one side far away from each other at the moment, then the thread sleeve 111 in the rotating sleeve is rotated and the single grooved wheel 115 is held tightly to prevent the thread rod 112 from rotating along the thread sleeve 111, so that the thread rod 112 integrally moves downwards, the included angle between the two groups of ladder car main beams 1 can be continuously increased at the moment, the steel wire rope 117 slides in the single grooved wheel 115 and the sliding groove 118, the height of the ladder car is reduced, then the connecting long rods 17 on the two sides of the pedal plates 13 are pulled, the limiting shaft 15 slides on the inner surface of the rotating groove 14, and after the limiting shaft 15 slides to one side of the inner wall of the rotating groove 14, the pedal plates 13 on the ladder car main beams 1 are downwards pressed under the action of the connecting long rods 17, and the respective pedal plates 13 are used Spacing axle 15 rotates for the center, make one side of spacing axle 15 contact with one side of dog 12 can, the staff can step on running-board 13 this moment, then open first backup pad 8 and the second backup pad 10 of both sides on bracing piece 7, and contact with the top that rotates the cover, the staff can stand and carry out the construction on first backup pad 8 and second backup pad 10 this moment, when needs height-adjusting, the staff only need squat down, can rotate thread bush 111, because the staff stands in the top, two sets of ladder car girder 1 at this moment have the power of keeping away from one side motion relatively, therefore wire rope 117 is in tight state, it drives threaded rod 112 upward movement to rotate thread bush 111 this moment, can adjust the contained angle between two sets of ladder car girder 1, it also rolls subaerial simultaneously to remove wheel 5.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (8)
1. The utility model provides a daily maintenance contact net operation tower wagon, includes left and right two sets of tower wagon girder (1), its characterized in that, two sets of the equal fixedly connected with adapter sleeve (2) in bottom of tower wagon girder (1), two sets of all be provided with a plurality of rotatable running-boards (13) on tower wagon girder (1), be located the left side the top fixedly connected with spill pole (6) of tower wagon girder (1), the internal surface of spill pole (6) is rotated with the top that is located right side tower wagon girder (1) and is connected, is located the right side preceding, the back both sides of tower wagon girder (1) all are provided with minor axis (9), two be provided with bracing piece (7) between the one end that minor axis (9) kept away from relatively, the bottom of bracing piece (7) is provided with control assembly (11) that are used for adjusting the tower wagon height.
2. The daily maintenance contact net operation tower wagon of claim 1, wherein one side of the two connecting sleeves (2) opposite to each other is provided with a connecting short rod (3) in a penetrating manner, both ends of the connecting short rod (3) are fixedly connected with fixing sleeves (4), and one side of each fixing sleeve (4) is fixedly connected with a moving wheel (5).
3. The daily maintenance contact network operation ladder truck as claimed in claim 1, characterized in that one side of the support rod (7) is connected with a first support plate (8) through a hinge, and the other side of the support rod (7) is connected with a second support plate (10) through a hinge.
4. The daily maintenance contact network operation ladder truck as claimed in claim 1, wherein the control assembly (11) comprises a rotating sleeve fixedly connected to the bottom of the support rod (7) and limiting members (116) arranged on the two short connecting rods (3), a threaded sleeve (111) is rotatably connected to the inner surface of the rotating sleeve, a threaded rod (112) is connected to the inner surface of the threaded sleeve (111) in a threaded manner, a mounting block (113) is fixedly connected to the bottom end of the threaded rod (112), side connecting blocks (114) are fixedly connected to both sides of the mounting block (113), a single grooved pulley (115) is arranged between the two opposite sides of the side connecting blocks (114), a sliding groove (118) is formed in one side of the limiting member (116) in a penetrating manner, and a steel wire rope (117) is arranged on the inner surface of the sliding groove (118) and the inner surface of the single grooved pulley (115).
5. The daily maintenance contact network operation ladder truck as claimed in claim 1, wherein both sides of the pedal plate (13) are provided with a rotating groove (14), the inner surface of the rotating groove (14) is connected with a limiting shaft (15) in a sliding manner, and one end of the limiting shaft (15) penetrates through the ladder truck main beam (1) and extends to the outside of the ladder truck main beam (1).
6. The daily maintenance contact net operation ladder truck as claimed in claim 5, characterized in that the cross section of the pedal plate (13) is L-shaped, a plurality of stoppers (12) are fixedly connected to the outer surface of the main beam (1) of the ladder truck, and one side of each stopper (12) is in contact with one side of the pedal plate (13).
7. The daily maintenance catenary operation ladder truck as claimed in claim 1, wherein a plurality of long connecting rods (17) are arranged on both sides of a plurality of pedals (13), a plurality of connecting shafts (16) are arranged on one side of each long connecting rod (17), and one end of each connecting shaft (16) penetrates through each long connecting rod (17) and is rotatably connected with one side of each pedal (13).
8. The daily maintenance contact net operation ladder truck as claimed in claim 1, characterized in that the front and rear sides of the two sets of ladder truck main beams (1) are fixedly connected with handrails (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111655343.8A CN114293900B (en) | 2021-12-30 | 2021-12-30 | Daily maintenance contact net operation ladder car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111655343.8A CN114293900B (en) | 2021-12-30 | 2021-12-30 | Daily maintenance contact net operation ladder car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114293900A true CN114293900A (en) | 2022-04-08 |
| CN114293900B CN114293900B (en) | 2024-06-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111655343.8A Active CN114293900B (en) | 2021-12-30 | 2021-12-30 | Daily maintenance contact net operation ladder car |
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| CN (1) | CN114293900B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202627949U (en) * | 2012-06-19 | 2012-12-26 | 绵阳市铁人电气设备有限责任公司 | Self-walking type vehicle ladder for high speed railway |
| CN204754731U (en) * | 2015-06-25 | 2015-11-11 | 湖南衡山汽车制造有限公司 | Foldable cat ladder |
| CN206267778U (en) * | 2016-12-15 | 2017-06-20 | 林嘉惠 | A kind of collapsible railway contact line detection tower wagon structure-steel framing of novel telescopic |
| CN207538773U (en) * | 2017-11-29 | 2018-06-26 | 云南溪道装饰工程有限公司 | A kind of indoor decoration double ladder |
| CN209096719U (en) * | 2018-12-05 | 2019-07-12 | 中铁十二局集团电气化工程有限公司 | A kind of hand protrusive contact net tower wagon |
| CN111021934A (en) * | 2020-01-17 | 2020-04-17 | 上海卞励实业有限公司 | Lifting movable type building decoration herringbone ladder |
| CN210798246U (en) * | 2019-07-06 | 2020-06-19 | 武汉日海通讯技术有限公司 | Foldable scaffold |
| CN211230190U (en) * | 2019-08-22 | 2020-08-11 | 娄亚杰 | Multifunctional safety engineering ladder |
| CN211623279U (en) * | 2019-11-13 | 2020-10-02 | 周杰 | Maintenance ladder for electric power |
| CN212508034U (en) * | 2020-04-22 | 2021-02-09 | 甘肃路桥宏盛房屋建筑安装工程有限公司 | Safety ladder for building construction |
| CN212642559U (en) * | 2020-06-11 | 2021-03-02 | 姚文森 | Folding ladder for municipal construction |
| CN213979814U (en) * | 2020-09-27 | 2021-08-17 | 山东东业新材料科技股份有限公司 | Assembled fitment construction is with removing support |
-
2021
- 2021-12-30 CN CN202111655343.8A patent/CN114293900B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202627949U (en) * | 2012-06-19 | 2012-12-26 | 绵阳市铁人电气设备有限责任公司 | Self-walking type vehicle ladder for high speed railway |
| CN204754731U (en) * | 2015-06-25 | 2015-11-11 | 湖南衡山汽车制造有限公司 | Foldable cat ladder |
| CN206267778U (en) * | 2016-12-15 | 2017-06-20 | 林嘉惠 | A kind of collapsible railway contact line detection tower wagon structure-steel framing of novel telescopic |
| CN207538773U (en) * | 2017-11-29 | 2018-06-26 | 云南溪道装饰工程有限公司 | A kind of indoor decoration double ladder |
| CN209096719U (en) * | 2018-12-05 | 2019-07-12 | 中铁十二局集团电气化工程有限公司 | A kind of hand protrusive contact net tower wagon |
| CN210798246U (en) * | 2019-07-06 | 2020-06-19 | 武汉日海通讯技术有限公司 | Foldable scaffold |
| CN211230190U (en) * | 2019-08-22 | 2020-08-11 | 娄亚杰 | Multifunctional safety engineering ladder |
| CN211623279U (en) * | 2019-11-13 | 2020-10-02 | 周杰 | Maintenance ladder for electric power |
| CN111021934A (en) * | 2020-01-17 | 2020-04-17 | 上海卞励实业有限公司 | Lifting movable type building decoration herringbone ladder |
| CN212508034U (en) * | 2020-04-22 | 2021-02-09 | 甘肃路桥宏盛房屋建筑安装工程有限公司 | Safety ladder for building construction |
| CN212642559U (en) * | 2020-06-11 | 2021-03-02 | 姚文森 | Folding ladder for municipal construction |
| CN213979814U (en) * | 2020-09-27 | 2021-08-17 | 山东东业新材料科技股份有限公司 | Assembled fitment construction is with removing support |
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|---|---|
| CN114293900B (en) | 2024-06-14 |
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