CN102979448A - Overhead working device in track traffic tunnel - Google Patents
Overhead working device in track traffic tunnel Download PDFInfo
- Publication number
- CN102979448A CN102979448A CN2012105529737A CN201210552973A CN102979448A CN 102979448 A CN102979448 A CN 102979448A CN 2012105529737 A CN2012105529737 A CN 2012105529737A CN 201210552973 A CN201210552973 A CN 201210552973A CN 102979448 A CN102979448 A CN 102979448A
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- ladder
- roller
- tunnel
- operating desk
- pipe
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Abstract
The invention discloses an overhead working device in a track traffic tunnel. The overhead working device comprises a ladder; an operation table is arranged at the upper part of the ladder; one end of the operation table is fixed to the upper end of the ladder, and the other end of the operation table is connected with the lower part of the ladder through a supporting tube; the operation table, the supporting tube and the ladder form an obtuse triangle; an idler wheel in a horizontal direction is fixedly connected with the front end of the operation table and can butt against the lateral wall of the tunnel; and an idler wheel in a vertical direction is fixedly connected with the bottom of the ladder and is in rolling friction with a track face. The overhead working device is placed in the tunnel in use, the bottom of the overhead working device is matched with a track, the overhead working device can slide on the track through the vertical idler wheel at the bottom of the ladder, and the horizontal idler wheel at the front end of the operation table can slide in a matching manner by being adhered to the round lateral wall inside the tunnel. The overhead working device provided by the invention has the advantages of simple structure and high security, and can be used for effectively implementing operation inside the tunnel and improving the working efficiency.
Description
Technical field
The present invention relates to the operation field in the tunnel, especially relate to a kind of for the aerial platform in the rail tunnel.
Background technology
In the tunnel, for example distance is about 1 kilometer between subway station and station, and its inner tunnel is in the majority with circle, about 5 meters of its diameters.And the cable apparatus in tunnel is installed on the sidewall of both sides.In the tunnel of this length apart from circular configuration, use ladder and the inconvenience of ascend operation, and in the use procedure of this ladder, in order to install or debug the equipment of upper semi-circle sidewall in the tunnel, need operating personnel's work of swinging back, this duty and dangerous, and because ladder structure is unreasonable causes up and down the echelon number frequent but operating efficiency is lower.
Summary of the invention
For this reason, the invention provides a kind of for the aerial platform in the rail tunnel, thereby reach the purpose of improving apparatus for work, improve operating efficiency.
In order to solve the problems of the technologies described above, adopt following technical scheme: be used for the aerial platform in the rail tunnel, it is characterized in that: it comprises a ladder, ladder top has an operating desk, described operating desk one end and ladder upper end are fixing, connect by stay pipe between the other end and the ladder bottom, operating desk, stay pipe and ladder consist of an obtuse triangle; The operating desk front end is fixedly connected with the roller of a horizontal direction, and is inconsistent with tunnel-side; The ladder bottom is fixedly connected with the roller of a vertical direction, with the orbital plane rolling friction.
Further technical scheme, the ladder bottom is fixedly connected with an angle steel, and the horizontal plane bottom of angle steel connects the roller of a horizontal direction, connects the roller of a vertical direction on the vertical plane; The roller of described horizontal direction and the rolling friction of track lateral wall, the roller of vertical direction and track upper surface rolling friction.
Further technical scheme, the ladder bottom has brake gear, and described brake gear comprises a brake lever, is rotationally connected with the ladder bottom; The brake lever lower end is drag friction face, with the orbital plane interference fit; The brake lever upper end has a fixture, fixes with ladder.
Further technical scheme, described stay pipe two ends are rotationally connected with ladder and operating desk respectively, and the middle part of stay pipe is that inner support pipe and outer support pipe box close and form, and has respectively some installing holes on the inside and outside stay pipe, is fixed by pin; The middle part of described ladder and bottom are that interior ladder pipe and outer ladder pipe box close and form, and have respectively some installing holes on the inside and outside ladder pipe, are fixed by pin; The horizontal direction roller of described operating desk front end is bolted on the steel plate, and the steel plate other end is bolted on the operating desk front end, and at the installing hole that described steel plate has several horizontal directions, installing hole can cooperate with bolt.
Further technical scheme, the junction of ladder upper end and operating desk is for being rotationally connected.
During work, this device is placed in the tunnel, bottom of device cooperates with track, and the roller by ladder bottom can slide in orbit, cooperates and slides and can be attached to circular side wall in the tunnel at the roller of operating desk front end setting.When device arrives specified point, can elongate or shorten by the ladder inner tube, and elongating or shortening in the middle part of the cooperation ladder, regulate the height of apparatus for work itself, and operating desk can cooperate adjusting by the bolt on the steel plate apart from the position of tunnel inner wall, wherein, therefore the triangular junction of ladder, operating desk and stay pipe also can freely be adjusted because be to be rotationally connected.This device can be fixed by the braking bolt of device bottom, when put down brake gear and fixing by fixture after, locking device remains on original position and no longer slides better, and in sliding process, brake lever is rotated and is made drag friction face leave roller, guarantees finishing of brake.This apparatus structure is simple, and is safe, can effectively solve the work operations in the tunnel, increases work efficiency.
Description of drawings
Fig. 1 is the active side view of present embodiment.
Fig. 2 is the lateral view after present embodiment raises.
Fig. 3 is the front view of present embodiment.
Fig. 4 is the front view after present embodiment raises.
Fig. 5 is one of present embodiment bottom side view.
Fig. 6 is two of present embodiment bottom side view.
Fig. 7 is present embodiment bottom brake gear work schematic diagram.
Fig. 8 is the idle schematic diagram of present embodiment bottom brake gear.
Fig. 9 is the partial enlarged drawing at A place among Fig. 1.
Figure 10 is the partial enlarged drawing at B place among Fig. 1.
Figure 11 is the partial enlarged drawing at C place among Fig. 1.
Figure 12 is present embodiment handrail front-end architecture schematic diagram.
The specific embodiment
Referring to accompanying drawing.Present embodiment comprises a up-narrow and down-wide ladder 1, ladder 1 upper end is welded to connect an operating desk 2, described operating desk 2 one ends and ladder 1 upper end see through an axle sleeve and are rotationally connected, the stay pipe 3 that two symmetries are arranged between the other end of operating desk 2 bottoms and ladder 1 bottom, described stay pipe 3 one ends have adapter sleeve 31, operating desk 2 bottom weldings one bolt fixed head 33, stay pipe 3 is rotatably connected between bolt fixed head 33 and the adapter sleeve by the bolt 32 on the horizontal direction; In like manner, also be that same structure is rotationally connected by bolt 32 between stay pipe 3 and ladder 1 bottom; The middle part of described stay pipe 3 be the 2-section pipe inner-outer sleeve and, and on 2-section pipe, have respectively some installing holes 34, be fixed by adjustment screw 35 is installed; Jointly consist of an obtuse triangle by operating desk bottom surface, stay pipe and ladder side; The curved handrail 4 that has a symmetry in operating desk 2 left and right sides, described handrail 4 bottoms and ladder 1 are welded as a whole, front end welds mutually with the vertical railing of operating desk, it also comprises a steel plate 5, two ends, steel plate 5 left and right sides are separately fixed at symmetrical handrail 4 front ends, and the installing hole 52 that has some horizontal directions on the steel plate 5 is fixed a right angle angle steel 6 by bolt 51 on steel plate 5, described right angle angle steel 6 is fixed a roller 7 at vertical plane, and circular side wall is conflicted in described roller 7 bottom surfaces and the tunnel; Described ladder midleg and bottom be hollow-core construction and within it section have ladder inner tube 8, described ladder inner tube 8 is enclosed within ladder leg inside, has the installing hole that several are vertically arranged at ladder leg middle part and bottom, on ladder inner tube 8, has equally the installing hole that several are vertically arranged, one adjustment screw 81 is arranged in installing hole, and described adjustment screw 81 can run through the installing hole of ladder leg bottom and ladder inner tube and be fixed by nut at the other end; At ladder bottom welding one track right angle angle steel 9, roller 91 is housed and vertical plane is equipped with roller 92, the bottom surface of described roller and 10 rolling friction of the track in the tunnel at the horizontal plane of described track right angle angle steel 9; It comprises that also a brake gear 921 is installed on the described track right angle angle steel 9, described brake gear 911 is comprised of a brake lever 9111 and a drag friction face 9112, described brake lever 9111 is passed the horizontal plane of track right angle angle steel 9, and has a fixed point at this horizontal plane, the groove that has certain-length on the horizontal plane of track right angle angle steel 9, described brake lever 9111 can be rotated around fixed point in this groove; Described drag friction face 9112 has the profile that the horizontal plane upper roller 91 with track right angle angle steel matches, track 10 upper surfaces in described drag friction face 9112 bottom surfaces and the tunnel are inconsistent, described brake lever 9111 and ladder leg paste the contour horizontal position of ladder leg that is incorporated in brake lever upper end correspondence and have a magnet 9113, and described magnet 9113 can fixedly be fitted in brake lever 911 on the ladder leg.
During work, this device is placed in the tunnel, and bottom of device cooperates with track 10, by the roller 91 on the horizontal plane and the roller 92 on the vertical plane, can slide in orbit, cooperate and slide and be attached to circular side wall in the tunnel at the roller 7 of handrail 4 front end settings.When device arrives specified point, can elongate or shorten ladder length by ladder inner tube 8, the vertical terrain clearance that cooperates the Adjustment operation platform by adjustment screw 81, and the bolt 51 by Adjustment operation platform 2 front ends, it is installed in the different installing holes, roller 7 that can Adjustment operation platform 2 front ends and the distance of tunnel inside wall, wherein, therefore ladder 1, operating desk 2 and stay pipe 3 triangular junctions also can freely be adjusted because be to be rotationally connected.And can be fixed by the brake gear 911 of device bottom, when put down brake gear 911 and fixing by magnet 9113 after, locking device remains on original position and no longer slides better, when the needs device slides, brake lever 9111 can be turned to horizontal level, guarantee the slip of roller 91.This apparatus structure is simple, and is safe, can effectively solve the work operations in the tunnel, increases work efficiency.
Claims (5)
1. be used for the aerial platform in the rail tunnel, it is characterized in that: it comprises a ladder, ladder top has an operating desk, described operating desk one end and ladder upper end are fixing, connect by stay pipe between the other end and the ladder bottom, operating desk, stay pipe and ladder consist of an obtuse triangle; The operating desk front end is fixedly connected with the roller of a horizontal direction, and is inconsistent with tunnel-side; The ladder bottom is fixedly connected with the roller of a vertical direction, with the orbital plane rolling friction.
According to claimed in claim 1 for the aerial platform in the rail tunnel, it is characterized in that: ladder bottom has brake gear, and described brake gear comprises a brake lever, is rotationally connected with the ladder bottom; The brake lever lower end is drag friction face, with the orbital plane interference fit; The brake lever upper end has a fixture, fixes with ladder.
According to claimed in claim 2 for the aerial platform in the rail tunnel, it is characterized in that: ladder bottom is fixedly connected with an angle steel, the horizontal plane bottom of angle steel connects the roller of a horizontal direction, connects the roller of a vertical direction on the vertical plane; The roller of described horizontal direction and the rolling friction of track lateral wall, the roller of vertical direction and track upper surface rolling friction.
4. each is described for the aerial platform in the rail tunnel according to claim 1-3, it is characterized in that: described stay pipe two ends are rotationally connected with ladder and operating desk respectively, the middle part of stay pipe is that inner support pipe and outer support pipe box close and form, have respectively some installing holes on the inside and outside stay pipe, be fixed by pin; The middle part of described ladder and bottom are that interior ladder pipe and outer ladder pipe box close and form, and have respectively some installing holes on the inside and outside ladder pipe, are fixed by pin.
According to claimed in claim 4 for the aerial platform in the rail tunnel, it is characterized in that: the horizontal direction roller of described operating desk front end is bolted on the steel plate, the steel plate other end is bolted on the operating desk front end, at the installing hole that described steel plate has several horizontal directions, installing hole and bolt cooperate; The junction of ladder upper end and operating desk is for being rotationally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210552973.7A CN102979448B (en) | 2012-12-19 | 2012-12-19 | Overhead working device in track traffic tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210552973.7A CN102979448B (en) | 2012-12-19 | 2012-12-19 | Overhead working device in track traffic tunnel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102979448A true CN102979448A (en) | 2013-03-20 |
| CN102979448B CN102979448B (en) | 2015-02-11 |
Family
ID=47853770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210552973.7A Active CN102979448B (en) | 2012-12-19 | 2012-12-19 | Overhead working device in track traffic tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102979448B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114825177A (en) * | 2022-04-27 | 2022-07-29 | 中铁六局集团有限公司 | High-altitude pipeline installation construction method in circular cross-section tunnel |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2057545A (en) * | 1979-09-07 | 1981-04-01 | Chinn N J L | Portable steps |
| DE29621947U1 (en) * | 1996-12-18 | 1997-04-03 | Poensgen, Scheibler GmbH & Co, 53937 Schleiden | Locking device with swivel castor |
| CN201162483Y (en) * | 2008-03-07 | 2008-12-10 | 中铁十三局集团有限公司 | Inclined lapping type collapsible multi-use working vehicle for tunnel |
| CN201866479U (en) * | 2010-11-23 | 2011-06-15 | 广州钢铁企业集团有限公司 | Triangular support |
| CN202115522U (en) * | 2011-05-27 | 2012-01-18 | 中铁十三局集团电务工程有限公司 | Inclined-pulling type detachable multipurpose operational vehicle for underground railway tunnel |
| CN202611556U (en) * | 2012-06-19 | 2012-12-19 | 中铁一局集团有限公司 | Construction operation tower wagon for subway tunnel communication system |
| CN202990826U (en) * | 2012-12-19 | 2013-06-12 | 中天建设集团浙江安装工程有限公司 | Aerial work equipment used in rail transit tunnel |
-
2012
- 2012-12-19 CN CN201210552973.7A patent/CN102979448B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2057545A (en) * | 1979-09-07 | 1981-04-01 | Chinn N J L | Portable steps |
| DE29621947U1 (en) * | 1996-12-18 | 1997-04-03 | Poensgen, Scheibler GmbH & Co, 53937 Schleiden | Locking device with swivel castor |
| CN201162483Y (en) * | 2008-03-07 | 2008-12-10 | 中铁十三局集团有限公司 | Inclined lapping type collapsible multi-use working vehicle for tunnel |
| CN201866479U (en) * | 2010-11-23 | 2011-06-15 | 广州钢铁企业集团有限公司 | Triangular support |
| CN202115522U (en) * | 2011-05-27 | 2012-01-18 | 中铁十三局集团电务工程有限公司 | Inclined-pulling type detachable multipurpose operational vehicle for underground railway tunnel |
| CN202611556U (en) * | 2012-06-19 | 2012-12-19 | 中铁一局集团有限公司 | Construction operation tower wagon for subway tunnel communication system |
| CN202990826U (en) * | 2012-12-19 | 2013-06-12 | 中天建设集团浙江安装工程有限公司 | Aerial work equipment used in rail transit tunnel |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114825177A (en) * | 2022-04-27 | 2022-07-29 | 中铁六局集团有限公司 | High-altitude pipeline installation construction method in circular cross-section tunnel |
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| Publication number | Publication date |
|---|---|
| CN102979448B (en) | 2015-02-11 |
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