CN102979448B - Overhead working device in track traffic tunnel - Google Patents
Overhead working device in track traffic tunnel Download PDFInfo
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- CN102979448B CN102979448B CN201210552973.7A CN201210552973A CN102979448B CN 102979448 B CN102979448 B CN 102979448B CN 201210552973 A CN201210552973 A CN 201210552973A CN 102979448 B CN102979448 B CN 102979448B
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- ladder
- roller
- operating desk
- tunnel
- 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 field of operation in tunnel, especially relate to a kind of for the aerial platform in rail tunnel.
Background technology
In tunnel, such as, spacing at subway station and station is at 1 km, and its inner tunnel is in the majority with circle, its diameter about about 5 meters.And the cable apparatus in tunnel is installed on the sidewall of both sides.In the tunnel of this long distance circular configuration, use the ladder of ascend operation also inconvenient, and in the use procedure of this ladder, in order to install or debug the equipment of upper semi-circle sidewall in tunnel, operating personnel are needed to swing back work, this duty is also dangerous, and due to ladder structure unreasonable, cause upper and lower 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 rail tunnel, thus reach the object improving apparatus for work, improve operating efficiency.
In order to solve the problems of the technologies described above, adopt following technical scheme: for the aerial platform in rail tunnel, it is characterized in that: it comprises a ladder, ladder upper section has an operating desk, described operating desk one end and ladder upper end are fixed, connected by stay pipe between the other end and ladder bottom, operating desk, stay pipe and ladder form an obtuse triangle; Operating desk front end is fixedly connected with the roller of a horizontal direction, inconsistent with tunnel-side; Ladder base is fixedly connected with the roller of a vertical direction, with orbital plane rolling friction; Ladder base has brake gear, and described brake gear comprises a brake lever, is rotationally connected with ladder base; Brake lever lower end is drag friction face, with orbital plane interference fit; Brake lever upper end has a fixture, fixes with ladder; Ladder base is fixedly connected with an angle steel, connects the roller of a horizontal direction bottom the horizontal plane of angle steel, vertical plane connects the roller of a vertical direction; 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; 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 tube and the conjunction of outer support pipe box form, and inside and outside stay pipe has some installing holes respectively, is fixed by pin; The middle part of described ladder and bottom are that interior ladder pipe and the conjunction of outer ladder pipe box form, and inside and outside ladder pipe has some installing holes respectively, is fixed by pin.
Further technical scheme, the horizontal direction roller of described operating desk front end is bolted on a steel plate, the steel plate other end is bolted on operating desk front end, and described steel plate has the installing hole of several horizontal directions, and installing hole and bolt coordinate; The junction of ladder upper end and operating desk is for being rotationally connected.
During work, be placed on by this device in tunnel, bottom of device coordinates with track, by the roller of ladder base, can slide in orbit, and can be attached to cooperation slip in the circular side wall in tunnel at the roller of operating desk front end setting.When device arrives specified point, elongate or shorten by pipe in ladder, and coordinate elongating or shortening in the middle part of ladder, regulate the height of apparatus for work itself, and operating desk can coordinate adjustment by the bolt on steel plate apart from the position of tunnel inner wall, wherein, the triangular junction of ladder, operating desk and stay pipe, because be rotationally connected, therefore also can freely adjust.This device can be fixed by the braking bolt of device bottom, when putting down brake gear and after being fixed by fixture, can original position be remained on no longer slide by locking device better, and in sliding process, brake lever is rotated and is made drag friction face leave roller, ensures completing of brake.This apparatus structure is simple, and safety is high, effectively can solve the work operations in tunnel, increase work efficiency.
Accompanying drawing explanation
Fig. 1 is the active side view of the present embodiment.
Fig. 2 is the lateral view after the present embodiment raises.
Fig. 3 is the front view of the present embodiment.
Fig. 4 is the front view after the present embodiment raises.
Fig. 5 is one of the present embodiment bottom side view.
Fig. 6 is the present embodiment bottom side view two.
Fig. 7 is brake gear operating diagram bottom the present embodiment.
Fig. 8 is that bottom the present embodiment, brake gear leaves unused schematic diagram.
Fig. 9 is the partial enlarged drawing at A place in Fig. 1.
Figure 10 is the partial enlarged drawing at B place in Fig. 1.
Figure 11 is the partial enlarged drawing at C place in Fig. 1.
Figure 12 is the present embodiment handrail front-end architecture schematic diagram.
Detailed description of the invention
See accompanying drawing.The 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 end and ladder 1 upper end are rotationally connected through an axle sleeve, the other end bottom operating desk 2 and have two symmetrical stay pipes 3 between ladder 1 bottom, described stay pipe 3 one end has adapter sleeve 31, operating desk 2 bottom welding one bolt fixed plate 33, stay pipe 3 is rotatably connected between bolt fixed plate 33 and adapter sleeve by the bolt 32 in a horizontal direction; In like manner, be also 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 2-section pipe inner-outer sleeve and, and there is on 2-section pipe some installing holes 34 respectively, being fixed by installing adjustment screw 35; An obtuse triangle is jointly formed by operating desk bottom surface, stay pipe and ladder side; There is in operating desk 2 left and right sides curved handrail 4 of a symmetry, described handrail 4 bottom and ladder 1 are welded as a whole, front end is welded mutually with the vertical railing of operating desk, it also comprises a steel plate 5, steel plate about 5 two ends are separately fixed at symmetrical handrail 4 front end, steel plate 5 has the installing hole 52 of some horizontal directions, steel plate 5 fixes a right angle angle steel 6 by bolt 51, a roller 7 fixed on the vertical plane by described right angle angle steel 6, and in described roller 7 bottom surface and tunnel, circular side wall is conflicted; Described ladder midleg and bottom are hollow-core construction and have pipe 8 in ladder therein, in described ladder, pipe 8 is enclosed within ladder leg inside, in the middle part of ladder leg and bottom there is the installing hole of several vertical arrangements, pipe 8 has equally the installing hole that several vertically arrange in ladder, in installing hole, have an adjustment screw 81, described adjustment screw 81 can run through the installing hole of pipe in ladder leg bottom and ladder and be fixed by nut at the other end; Weld a track right angle angle steel 9 at ladder base, the horizontal plane of described track right angle angle steel 9 is equipped with on roller 91 and vertical plane roller 92 is housed, track 10 rolling friction in the bottom surface of described roller and tunnel; It also comprises a brake gear 921 and is arranged on described track right angle angle steel 9, described brake gear 911 is made up of a brake lever 9111 and a drag friction face 9112, described brake lever 9111 is through the horizontal plane of track right angle angle steel 9, and on this horizontal plane, there is a fixed point, the horizontal plane of track right angle angle steel 9 has the groove of certain length, described brake lever 9111 can be rotated around fixed point in this groove; Described drag friction face 9112 has the profile matched with the horizontal plane upper roller 91 of track right angle angle steel, track 10 upper surface in described bottom surface, drag friction face 9112 and tunnel is inconsistent, described brake lever 9111 and ladder leg subsides are incorporated in the brake lever upper end contour horizontal position of corresponding ladder leg and have a magnet 9113, and brake lever 911 can fixedly be fitted on ladder leg by described magnet 9113.
During work, be placed on by this device in tunnel, bottom of device coordinates with track 10, by the roller 91 on horizontal plane and the roller 92 on vertical plane, can slide in orbit, and be attached to cooperation slip in the circular side wall in tunnel at the roller 7 of handrail 4 front end setting.When device arrives specified point, ladder length is elongated or shortened by pipe in ladder 8, the vertical terrain clearance of adjustment operation platform is coordinated by adjustment screw 81, and pass through the bolt 51 of adjustment operation platform 2 front end, be arranged in different installing holes, can the roller 7 of adjustment operation platform 2 front end and the distance of tunnel inside wall, wherein, ladder 1, operating desk 2 and the triangular junction of stay pipe 3, because be rotationally connected, therefore also can freely adjust.And can be fixed by the brake gear 911 of device bottom, when put down brake gear 911 and fixing by magnet 9113 after, can original position be remained on no longer slide by locking device better, when needs device slides, brake lever 9111 can be turned to horizontal level, ensure the slip of roller 91.This apparatus structure is simple, and safety is high, effectively can solve the work operations in tunnel, increase work efficiency.
Claims (2)
1. for the aerial platform in rail tunnel, it is characterized in that: it comprises a ladder, ladder upper section has an operating desk, described operating desk one end and ladder upper end are fixed, connected by stay pipe between the other end and ladder bottom, operating desk, stay pipe and ladder form an obtuse triangle; Operating desk front end is fixedly connected with the roller of a horizontal direction, inconsistent with tunnel-side; Ladder base is fixedly connected with the roller of a vertical direction, with orbital plane rolling friction; Ladder base has brake gear, and described brake gear comprises a brake lever, is rotationally connected with ladder base; Brake lever lower end is drag friction face, with orbital plane interference fit; Brake lever upper end has a fixture, fixes with ladder; Ladder base is fixedly connected with an angle steel, connects the roller of a horizontal direction bottom the horizontal plane of angle steel, vertical plane connects the roller of a vertical direction; 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; 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 tube and the conjunction of outer support pipe box form, and inside and outside stay pipe has some installing holes respectively, is fixed by pin; The middle part of described ladder and bottom are that interior ladder pipe and the conjunction of outer ladder pipe box form, and inside and outside ladder pipe has some installing holes respectively, is fixed by pin.
2. according to according to claim 1 for the aerial platform in rail tunnel, it is characterized in that: the horizontal direction roller of described operating desk front end is bolted on a steel plate, the steel plate other end is bolted on operating desk front end, described steel plate has the installing hole of several horizontal directions, and installing hole and bolt coordinate; 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 CN102979448A (en) | 2013-03-20 |
| CN102979448B true CN102979448B (en) | 2015-02-11 |
Family
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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) |
Families Citing this family (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 | 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 | 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102979448A (en) | 2013-03-20 |
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