CN201354518Y - Walking trestle bridge - Google Patents
Walking trestle bridge Download PDFInfo
- Publication number
- CN201354518Y CN201354518Y CNU2008202388454U CN200820238845U CN201354518Y CN 201354518 Y CN201354518 Y CN 201354518Y CN U2008202388454 U CNU2008202388454 U CN U2008202388454U CN 200820238845 U CN200820238845 U CN 200820238845U CN 201354518 Y CN201354518 Y CN 201354518Y
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- CN
- China
- Prior art keywords
- girder
- oil cylinder
- auxiliary
- ramp bridge
- bridge
- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a walking trestle bridge, which comprises a main beam, an auxiliary beam, a main beam front landing leg, a main beam rear landing leg, an auxiliary beam front landing leg, an auxiliary beam rear landing leg, a front ramp bridge, a rear ramp bridge and a hydraulic pump station, wherein the main beam directly supports a tire tread and is the main stress part of the trestle bridge, and both sides of the auxiliary beam are provided with a stepping oil cylinder, and the bottom part of the main beam front landing leg is provided with an adjusting screw rod, and the lower part of the main beam rear landing leg is provided with a rubber plate. Both the right and the left sides of the auxiliary beam front and the auxiliary beam rear landing legs are provided with an auxiliary beam front landing leg oil cylinder and an auxiliary beam rear landing leg oil cylinder which are elevated independently, and the rear end of the front ramp bridge and the front end of the rear ramp bridge are hinged with the main beam through pins; and the control of the hydraulic pump station realizes the full-automatic movement function of the trestle bridge. The walking trestle bridge has the advantages that the problems of the mutual interference of the cycling tunnel operation can be solved, and the project progress can be accelerated while the construction safety can be ensured, thereby improving the construction efficiency.
Description
Technical field
The utility model relates to a kind of walking trestle, especially relates to a kind of novel walking trestle that is used for tunnel excavation.
Background technology
At present, in the tunnel invert hole construction at home and abroad, vehicle is current for convenience, adopt half of inverted arch construction mostly, the operating type of half of tunnel excavation will exist driving like this in work progress, mutual interference is big mutually with operation such as concrete lining in transportation, influences problems such as construction speed.To the raising of tunnel invert requirement of strength, need the moulding of inverted arch once lining in addition, therefore just need a kind of professional equipment, can satisfy the inverted arch construction, can guarantee the normally current novel walking trestle of haulage vehicle in work progress again.
Summary of the invention
The purpose of this utility model is for existing provide with the existing deficiency of technology a kind of simple in structure is provided, and automaticity is higher relatively, the walking trestle of function admirable.
The technical solution of the utility model realizes in the following manner:
A kind of walking trestle includes girder, auxiliary girder, the forward and backward supporting leg of girder, the forward and backward supporting leg of auxiliary girder, forward and backward Ramp bridge, hydraulic power unit, stepping oil cylinder, forward and backward Ramp bridge oil cylinder, forward and backward sideslip oil cylinder, the forward and backward support oil cylinder of auxiliary girder is regulated bolt and rubber tile, its feature has: girder is directly carrying the tire tread, be the main stressed member of trestle, be attached to the auxiliary girder of girder bottom, in girder stepping and traversing process, play a supporting role.Be set to the stepping oil cylinder in the both sides of auxiliary girder, can realize the stepping gradually of girder and auxiliary girder.Be the slideway of card slot type between girder and the auxiliary girder, thereby in slideway, smear the stepping that lubricating grease is realized trestle smoothly.Be supported on the inverted arch preliminary bracing face at the girder front leg strut, its bottom is set to adjusting screw(rod), can adapt to the preliminary bracing face and the discrepancy in elevation that traversing adjusting caused by the back-out length that changes adjusting screw(rod).And the girder rear support leg is supported on the inverted arch backfill face of a circulation, because the inverted arch fill concrete conditioned time of a last circulation is limited, is set to rubber tile in order to protect the backfill surface concrete in the bottom of girder rear support leg structure.Each side be set to a separately auxiliary girder front leg strut oil cylinder of control lifting at the auxiliary girder front leg strut, be used for the discrepancy in elevation that the preliminary bracing face of regulating and traversing adjusting cause to protect the girder level.Be set to auxiliary girder rear support leg oil cylinder in the auxiliary girder rear support leg left and right sides, when the trestle stepping, be supported on the inverted arch backfill face of a circulation, be in vacant state by process at vehicle.The front end of the rear end of preceding Ramp bridge and back Ramp bridge all is hinged on the girder by pin, the front end of preceding Ramp bridge is overlapped on the slag stone road surface, form the difference in height of gradient transition slag stone road surface and trestle tread, the rear end of back Ramp bridge is overlapped on the inverted arch backfill road surface, form the difference in height of the gradient excessive inverted arch backfill road surface and trestle tread, before is connected by preceding Ramp bridge oil cylinder between Ramp bridge and girder front leg strut, between back Ramp bridge and the girder rear support leg by Ramp bridge oil cylinder connection afterwards.Hydraulic power unit is placed in the position of the close girder rear support leg in the rear portion of girder, is convenient to operation, and is mainly the stepping of trestle, and traversing, the lifting of lifting and front and back bridge provides power, finishes the full-automatic locomotive function of trestle.
Use the advantage of this self-propelled walking trestle to be: to solve the problem of tunneling operation circulation phase mutual interference, when guaranteeing construction safety, accelerated programming, improved efficiency of construction.
Description of drawings
Fig. 1 is a front view of the present utility model
Fig. 2 is the utility model auxiliary girder front leg strut schematic diagram
Fig. 3 slides structural representation between the utility model girder and the auxiliary girder
The specific embodiment
Below in conjunction with description of drawings the utility model is further elaborated.
With reference to Fig. 1～3, a kind of walking trestle includes back Ramp bridge 1, back Ramp bridge oil cylinder 2, girder rear support leg 3, hydraulic power unit 4, girder 5, auxiliary girder rear support leg oil cylinder 6, stepping oil cylinder 7, auxiliary girder 8, auxiliary girder front leg strut 9, auxiliary girder front leg strut oil cylinder 10, girder front leg strut 11, preceding Ramp bridge oil cylinder 12, preceding Ramp bridge 13, back sideslip oil cylinder 14, auxiliary girder rear support leg 15, preceding sideslip oil cylinder 16, adjusting screw(rod) 17 and rubber tile 18, its feature has: girder 5 is directly carrying the tire tread, is the main stressed member of trestle, be attached to the auxiliary girder 8 of girder 5 bottoms, in girder 5 steppings and traversing process, play a supporting role.Be set to stepping oil cylinder 7 in the both sides of auxiliary girder 8, can realize the stepping gradually of girder 5 and auxiliary girder 8.Between girder 5 and the auxiliary girder 8 is the slideway of card slot type, thereby smears the stepping that lubricating grease is realized trestle smoothly in slideway.Be supported on the inverted arch preliminary bracing face at girder front leg strut 11, its bottom is set to adjusting screw(rod) 17, can adapt to the preliminary bracing face and the discrepancy in elevation that traversing adjusting caused by the back-out length that changes adjusting screw(rod) 17.And girder rear support leg 3 is supported on the inverted arch backfill face of a circulation, because the inverted arch fill concrete conditioned time of a last circulation is limited, is set to rubber tile 18 in order to protect the backfill surface concrete in the bottom of girder rear support leg 3.Each side be set to a separately auxiliary girder front leg strut oil cylinder 10 of control lifting at auxiliary girder front leg strut 8, be used for the discrepancy in elevation that the preliminary bracing face of regulating and traversing adjusting cause, thus protection girder 5 levels.Be set to auxiliary girder rear support leg oil cylinder 6 in auxiliary girder rear support leg 15 left and right sides, when the trestle stepping, be supported on the inverted arch backfill face of a circulation, be in vacant state by process at vehicle.The front end of the rear end of preceding Ramp bridge 13 and back Ramp bridge 1 all is hinged on the girder 5 by pin, the front end of preceding Ramp bridge 13 is overlapped on the slag stone road surface, form the difference in height of gradient transition slag stone road surface and trestle tread, the rear end of back Ramp bridge 1 is overlapped on the inverted arch backfill road surface, form the difference in height of the gradient excessive inverted arch backfill road surface and trestle tread, before 11 of Ramp bridge 13 and girder front leg struts is connected by preceding Ramp bridge oil cylinder 12, between back Ramp bridge 1 and the girder rear support leg 3 by Ramp bridge oil cylinder 2 connections afterwards.Hydraulic power unit 4 is placed on the position of the rear portion of girder 5 near girder rear support leg 3, and handled easily mainly is the stepping for trestle, and is traversing, and the lifting of lifting and front and back bridge provides power, finishes the full-automatic locomotive function of trestle.
During trestle vertical shift construction, the auxiliary girder rear support leg is packed up, the auxiliary girder front leg strut stretches out, be that girder rear support leg 3 and auxiliary girder front leg strut 9 land simultaneously, before, back Ramp bridge 13,1 preceding, back Ramp bridge oil cylinder 12, drop to ground under 2 the effect, trestle vehicle up and down can normally pass through, this section construction finishes, before, back Ramp bridge 13,1 built on stilts is removed the dregs of the following group inverted arch job position of trestle this moment, before the control by hydraulic power unit 4 makes auxiliary girder, rear support leg 9,15 land, before the girder, rear support leg 11,3 is liftoff, the stepping oil cylinder 7 of operation auxiliary girder 8 both sides makes the stroke of a stepping oil cylinder of girder 5 steppings, make auxiliary girder by hydraulic power unit 4 before, rear support leg 9,15 is liftoff, before the girder, rear support leg 11,3 is liftoff, operation stepping oil cylinder 7 makes a stepping oil cylinder of auxiliary girder 5 steppings process, and repetitive operation puts in place until the trestle walking, pack up auxiliary girder rear support leg 15, at this moment before the girder, rear support leg 11,3 and the auxiliary girder front leg strut 9 support trestle that lands simultaneously, Ramp bridge before and after putting down can begin bridge under on the bridge to construct.
During the traversing construction of trestle, the forward and backward support oil cylinder 10,6 of operation auxiliary girder makes the forward and backward supporting leg 9,15 of auxiliary girder pack up, the forward and backward supporting leg 11,3 of girder lands, operate forward and backward Ramp bridge oil cylinder 12,2, rise forward and backward Ramp bridge 13,1, operate forward and backward sideslip oil cylinder 16,14 and make auxiliary girder 8 relative girder 5 traversing specific strokes, make the leveling that lands of the forward and backward supporting leg 9,15 of auxiliary girder by hydraulic power unit 4 control, the forward and backward supporting leg 11,3 of girder is packed up.Move forward and backward sideslip oil cylinder 16,14, make the stroke of girder 5 relative auxiliary girder 8 traversing oil cylinders, operation is traversing to assigned address until trestle on the repetition.
Claims (3)
1, a kind of walking trestle, comprise back Ramp bridge (1), back Ramp bridge oil cylinder (2), girder rear support leg (3), hydraulic power unit (4), girder (5), auxiliary girder rear support leg oil cylinder (6), stepping oil cylinder (7), auxiliary girder (8), auxiliary girder front leg strut (9), auxiliary girder front leg strut oil cylinder (10), girder front leg strut (11), preceding Ramp bridge oil cylinder (12), preceding Ramp bridge (13), back sideslip oil cylinder (14), auxiliary girder rear support leg (15), preceding sideslip oil cylinder (16), adjusting screw(rod) (17) and rubber tile (18) is characterized in that: described auxiliary girder (8) is attached to the bottom of girder (5), be set to stepping oil cylinder (7) in the both sides of auxiliary girder (8), auxiliary girder front leg strut (8) each side is set to auxiliary girder front leg strut oil cylinder (10), is set to auxiliary girder rear support leg oil cylinder (6) in auxiliary girder rear support leg (15) left and right sides, and the front end of the rear end of preceding Ramp bridge (13) and back Ramp bridge (1) all is hinged on the girder (5) by pin, before is connected by preceding Ramp bridge oil cylinder (12) between Ramp bridge (13) and girder front leg strut (11), between back Ramp bridge (1) and the girder rear support leg (3) by Ramp bridge oil cylinder (2) connection afterwards.
2, walking trestle according to claim 1, it is characterized in that: be the slideway of card slot type between described girder (5) and the auxiliary girder (8), be set to adjusting screw(rod) (17) in girder front leg strut (11) bottom, the bottom of girder rear support leg (3) is set to rubber tile (18).
3, walking trestle according to claim 1 is characterized in that: described hydraulic power unit (4) is positioned at the position of the rear portion of girder (5) near girder rear support leg (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202388454U CN201354518Y (en) | 2008-12-26 | 2008-12-26 | Walking trestle bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202388454U CN201354518Y (en) | 2008-12-26 | 2008-12-26 | Walking trestle bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201354518Y true CN201354518Y (en) | 2009-12-02 |
Family
ID=41410858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202388454U Expired - Lifetime CN201354518Y (en) | 2008-12-26 | 2008-12-26 | Walking trestle bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201354518Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101845791A (en) * | 2010-05-26 | 2010-09-29 | 云南大红山管道有限公司 | Device capable of allowing loader to directly enter accident pool |
| CN102042021A (en) * | 2011-01-14 | 2011-05-04 | 湖南五新机械有限公司 | Automatically walking stepped mobile trestle |
| CN102094648A (en) * | 2011-01-14 | 2011-06-15 | 湖南五新机械有限公司 | Mobile support device |
| CN102092370A (en) * | 2011-01-14 | 2011-06-15 | 湖南五新机械有限公司 | Automatic balanced support mechanism for uneven ground support |
| CN102094651A (en) * | 2011-01-14 | 2011-06-15 | 湖南五新机械有限公司 | Automatic traveling device for traveling on uneven ground |
| CN103154434A (en) * | 2010-08-02 | 2013-06-12 | 路易斯·恩瑞克·贝塞拉·佩努拉 | Closed trench tunnels |
| CN106703833A (en) * | 2016-12-22 | 2017-05-24 | 中铁五局集团有限公司 | Supporting traversing device of stepping type self-propelled movable trestle bridge |
| CN107090767A (en) * | 2017-06-19 | 2017-08-25 | 中铁隧道集团二处有限公司 | A kind of Full-hydraulic crawler-type self trestle |
| CN107448220A (en) * | 2016-06-01 | 2017-12-08 | 湖南五新机械有限公司 | Automatically walk shifting formwork transposition framework trestle |
| RU200435U1 (en) * | 2019-03-29 | 2020-10-23 | Федеральное государственное казенное военное образовательное учреждение высшего образования "ВОЕННАЯ АКАДЕМИЯ МАТЕРИАЛЬНО-ТЕХНИЧЕСКОГО ОБЕСПЕЧЕНИЯ имени генерала армии А.В. Хрулева" | UNIVERSAL FOLDING AUTOMOTIVE-ROAD OVERPASS |
-
2008
- 2008-12-26 CN CNU2008202388454U patent/CN201354518Y/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101845791A (en) * | 2010-05-26 | 2010-09-29 | 云南大红山管道有限公司 | Device capable of allowing loader to directly enter accident pool |
| CN103154434A (en) * | 2010-08-02 | 2013-06-12 | 路易斯·恩瑞克·贝塞拉·佩努拉 | Closed trench tunnels |
| CN102042021A (en) * | 2011-01-14 | 2011-05-04 | 湖南五新机械有限公司 | Automatically walking stepped mobile trestle |
| CN102094648A (en) * | 2011-01-14 | 2011-06-15 | 湖南五新机械有限公司 | Mobile support device |
| CN102092370A (en) * | 2011-01-14 | 2011-06-15 | 湖南五新机械有限公司 | Automatic balanced support mechanism for uneven ground support |
| CN102094651A (en) * | 2011-01-14 | 2011-06-15 | 湖南五新机械有限公司 | Automatic traveling device for traveling on uneven ground |
| CN107448220A (en) * | 2016-06-01 | 2017-12-08 | 湖南五新机械有限公司 | Automatically walk shifting formwork transposition framework trestle |
| CN106703833A (en) * | 2016-12-22 | 2017-05-24 | 中铁五局集团有限公司 | Supporting traversing device of stepping type self-propelled movable trestle bridge |
| CN107090767A (en) * | 2017-06-19 | 2017-08-25 | 中铁隧道集团二处有限公司 | A kind of Full-hydraulic crawler-type self trestle |
| RU200435U1 (en) * | 2019-03-29 | 2020-10-23 | Федеральное государственное казенное военное образовательное учреждение высшего образования "ВОЕННАЯ АКАДЕМИЯ МАТЕРИАЛЬНО-ТЕХНИЧЕСКОГО ОБЕСПЕЧЕНИЯ имени генерала армии А.В. Хрулева" | UNIVERSAL FOLDING AUTOMOTIVE-ROAD OVERPASS |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091202 |
|
| CX01 | Expiry of patent term |