CN202688850U - Open-type trestle with cross traffic capacity - Google Patents

Open-type trestle with cross traffic capacity Download PDF

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Publication number
CN202688850U
CN202688850U CN 201220305907 CN201220305907U CN202688850U CN 202688850 U CN202688850 U CN 202688850U CN 201220305907 CN201220305907 CN 201220305907 CN 201220305907 U CN201220305907 U CN 201220305907U CN 202688850 U CN202688850 U CN 202688850U
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China
Prior art keywords
bridge floor
longeron
lifting
trestle
open
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CN 201220305907
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Chinese (zh)
Inventor
施津安
柳鑫星
张明闪
彭武
张雪松
齐鹏
宁凯
马建磊
涂哲
封旭涛
谢子安
贾兵团
马巍
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CCCC SHEC Second Engineering Co Ltd
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CCCC SHEC Second Engineering Co Ltd
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Priority to CN 201220305907 priority Critical patent/CN202688850U/en
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Abstract

The utility model provides an open-type trestle with cross traffic capacity to solve the problem of insufficient clearance of the lower part of the existing trestle. The open-type trestle comprises a moving bridge floor, a front lifting vertical post and a back lifting vertical post installed on the two longitudinal end parts of the moving bridge floor; and the open-type trestle also comprises a lifting system for enabling the moving bridge floor to move up and down. By lifting the part structure (that is the moving bridge floor) of the steel trestle, the clearance of the lower part is increased, so that the problem of insufficient clearance of the lower part of the existing steel trestle is solved; and the open-type trestle has the advantages of great clearance and easy realization.

Description

A kind of open-type trestle that can crisscross traffic
Technical field
The utility model belongs to the road and bridge technical field, is specifically related to a kind of open-type trestle that can crisscross traffic.
Background technology
Steel trestle has a lot of application as interim or semipermanent bridge in ancillary works construction and occasional passage, rescue etc.And when steel trestle headroom deficiency, in the situation that the steel trestle zone needs crisscross traffic, steel trestle produces very large interference to road, navigation etc., and the utilization in space can't be met.
The utility model content
The purpose of this utility model provides a kind of open-type trestle that can crisscross traffic, by the lifting to the steel trestle part-structure, has strengthened steel trestle bottom headroom, solves the problem of the bottom headroom deficiency that present steel trestle exists.
For reaching above-mentioned purpose, the utility model provides a kind of open-type trestle that can crisscross traffic, comprise movable bridge floor and be arranged on front lifting column and the rear lifting column at these vertical both ends of activity bridge floor, its special character is, also comprises so that the jacking system that should the activity bridge floor moves up and down; Described jacking system comprises the shellfish thunder longeron that vertically arranges along described movable bridge floor, and the front end of this shellfish thunder longeron is arranged on the top of described front lifting column, and the rear end of this shellfish thunder longeron is arranged on the top of described rear lifting column; The front and back end section of this shellfish thunder longeron is provided with respectively a lifting hoist engine and reaches the fixed pulley that cooperates to promote described movable bridge floor with this lifting hoist engine; This activity bridge floor below is provided with the suspension rod load-bearing bottom girder along this activity bridge floor horizontal expansion, this suspension rod load-bearing bottom girder is connected with described shellfish thunder longeron by the suspension rod that is arranged on described movable bridge floor left and right end portions, and the middle part of this suspension rod load-bearing bottom girder is provided with movable pulley, and this movable pulley connects with described fixed pulley by the hoisting wirerope of described lifting hoist engine; Be provided with the shellfish thunder crossbeam along this activity bridge floor horizontal expansion between the bridge floor longeron of described suspension rod load-bearing bottom girder and described movable bridge floor; The rear and front end of described suspension rod load-bearing bottom girder respectively is provided with a suspension rod.
Be provided with on the above-mentioned shellfish thunder longeron along the distribution beam of this shellfish thunder longeron horizontal expansion, described suspension rod penetrates this distribution beam from this distribution beam bottom and extends to outside this distribution beam top.
The arranged outside of above-mentioned lifting hoist engine has one to promote anchoring steel wire rope behind the hoist engine, and anchoring steel wire rope is connected to the outside and the described front lifting column of lifting hoist engine or promotes afterwards between the top of column behind this liftings hoist engine.
Above-mentioned front lifting column or promote afterwards column and consisted of by a plurality of columns that link together by the column lateral.
The longitudinal length of above-mentioned movable bridge floor is 18m.
Be connected by eight suspension rods between each suspension rod load-bearing bottom girder and the described shellfish thunder longeron.
The utility model has the advantages that: by to i.e. wherein the lifting of movable bridge floor of steel trestle part-structure, strengthened the headroom of steel trestle bottom, solved the problem of the bottom headroom deficiency that present steel trestle exists, had advantages of larger headroom and be easy to realize.
Description of drawings
Below with reference to accompanying drawing the utility model is described in further details:
Fig. 1 is that the utility model does not promote front elevation;
Fig. 2 is elevation after the utility model promotes;
Fig. 3 is the A-A profile of Fig. 1.
Among the figure: 1, front lifting column; 2, column lateral; 3, suspension rod; 4, promote hoist engine; 5, fixed pulley; 6, distribution beam; 7, shellfish thunder longeron; 8, column lateral; 9, upright post basic; 10, shellfish thunder crossbeam; 11, suspension rod load-bearing bottom girder; 12, bridge floor longeron; 13, trestle bridge deck; 14, trestle railing; 15, hoisting wirerope; 16, anchoring steel wire rope behind the lifting hoist engine; 17, movable pulley; 18, rear lifting column.
The specific embodiment
The present embodiment is the problem of the bottom headroom deficiency of the present steel trestle existence of solution, provide a kind of as shown in Figure 1 can crisscross traffic the open-type trestle, comprise movable bridge floor and be arranged on this activity bridge floor (being the trestle bridge deck 13 shown in Fig. 1) vertically front lifting column 1 and the rear lifting column 18 at both ends, also comprise so that the jacking system that should activity bridge floor (being the trestle bridge deck 13 shown in Fig. 1) moves up and down, this jacking system comprises the shellfish thunder longeron 7 that vertically arranges along movable bridge floor (being the trestle bridge deck 13 shown in Fig. 1), the front end of this shellfish thunder longeron 7 is arranged on the top of front lifting column 1, and the rear end of this shellfish thunder longeron 7 is arranged on the top of rear lifting column 18; The front and back end section of this shellfish thunder longeron 7 is provided with respectively a lifting hoist engine 4 and cooperates to promote the fixed pulley 5 of movable bridge floor (being the trestle bridge deck 13 shown in Fig. 1) with this lifting hoist engine 4; This activity bridge floor (being the trestle bridge deck 13 shown in Fig. 1) below is provided with along the suspension rod load-bearing bottom girder 11 of this activity bridge floor (being the trestle bridge deck 13 shown in Fig. 1) horizontal expansion, this suspension rod load-bearing bottom girder 11 is connected with shellfish thunder longeron 7 by the suspension rod 3 that is arranged on movable bridge floor (being the trestle bridge deck 13 shown in Fig. 1) left and right end portions, and the middle part of this suspension rod load-bearing bottom girder 11 is provided with movable pulley 17, and this movable pulley 17 connects with fixed pulley 5 by the hoisting wirerope 15 that promotes hoist engine; Be provided with between the bridge floor longeron 12 of suspension rod load-bearing bottom girder 11 and movable bridge floor (being the trestle bridge deck 13 shown in Fig. 1) along the shellfish thunder crossbeam 10 of this activity bridge floor (being the trestle bridge deck 13 shown in Fig. 1) horizontal expansion; The rear and front end of suspension rod load-bearing bottom girder 11 respectively is provided with a suspension rod 3.Be provided with on the shellfish thunder longeron 7 along the distribution beam 6 of these shellfish thunder longeron 7 horizontal expansions, suspension rod 3 penetrates this distribution beam 6 from these distribution beam 6 bottoms and extends to outside these distribution beam 6 tops.
The arranged outside that promotes hoist engine 4 has one to promote anchoring steel wire rope 16 behind the hoist engine, and anchoring steel wire rope 16 is connected to the outside and the front lifting column 1 of lifting hoist engine 4 or promotes afterwards between the top of column 18 behind this liftings hoist engine.
Front lifting column 1 or promote afterwards column 18 and consisted of by a plurality of columns that link together by column lateral 8.Front lifting column 1 and rear lifting column 18 are separately fixed on the upright post basic 9.
The longitudinal length of above-mentioned movable bridge floor (being the trestle bridge deck 13 shown in Fig. 1) is 18m.
Now in conjunction with Fig. 1 and Fig. 3, introduce the current process in the complete upper back of anchoring:
When superstructure is current, carry out anchoring according to shown in Figure 1, when vehicle pass-through to open-type trestle partly is movable bridge floor, load is passed on the twice shellfish thunder crossbeam 10 by trestle bridge deck 13, bridge floor longeron 12, and shellfish thunder crossbeam 10 is by eight suspension rod 3 anchorings, load by suspension rod 3 be passed to shellfish thunder longeron 7 and front lifting column 1 or after promote on the column 18, thereby the large span that realizes trestle is crossed over.
Promote the bottom current (referring to Fig. 2) after complete
When the needs lower space is current, start and promote hoist engine 4 and promote, promote hoist engine 4 by promote behind the hoist engine anchoring steel wire rope 16 be anchored at front lifting column 1 or after promote on the column 18.Promote hoist engine 4 and roll hoisting wirerope 15, namely being arranged on the guardrail of movable bridge floor the right and left by fixed pulley 5 and 17 pairs of shellfish thunders of movable pulley crossbeam 10, suspension rod load-bearing bottom girder 11, bridge floor longeron 12, trestle bridge deck 13, trestle railing 14() overall structure applies pulling force, structure is promoted, so that the bottom under-clearance increases, satisfy current requirement.
More than exemplifying only is to illustrate of the present utility model, does not consist of the restriction to protection domain of the present utility model, and the every and same or analogous design of the utility model all belongs within the protection domain of the present utility model.
The parts that the present embodiment is not described in detail and structure belong to well-known components and common structure or the conventional means of the industry, here not one by one narration.

Claims (6)

  1. One kind can crisscross traffic the open-type trestle, comprise movable bridge floor and be arranged on front lifting column (1) and the rear lifting column (18) at these vertical both ends of activity bridge floor, it is characterized in that: also comprise so that the jacking system that should the activity bridge floor moves up and down; Described jacking system comprises the shellfish thunder longeron (7) that vertically arranges along described movable bridge floor, the front end of this shellfish thunder longeron (7) is arranged on the top of described front lifting column (1), and the rear end of this shellfish thunder longeron (7) is arranged on the top of described rear lifting column (18); The front and back end section of this shellfish thunder longeron (7) is provided with respectively a lifting hoist engine (4) and reaches the fixed pulley (5) that cooperates to promote described movable bridge floor with this lifting hoist engine (4); This activity bridge floor below is provided with the suspension rod load-bearing bottom girder (11) along this activity bridge floor horizontal expansion, this suspension rod load-bearing bottom girder (11) is connected with described shellfish thunder longeron (7) by the suspension rod (3) that is arranged on described movable bridge floor left and right end portions, and the middle part of this suspension rod load-bearing bottom girder (11) is provided with movable pulley (17), and this movable pulley (17) connects with described fixed pulley (5) by the hoisting wirerope (15) of described lifting hoist engine (4); Be provided with the shellfish thunder crossbeam (10) along this activity bridge floor horizontal expansion between the bridge floor longeron (12) of described suspension rod load-bearing bottom girder (11) and described movable bridge floor.
  2. 2. open-type trestle that can crisscross traffic as claimed in claim 1, it is characterized in that: the arranged outside of described lifting hoist engine (4) has one to promote anchoring steel wire rope (16) behind the hoist engine, and anchoring steel wire rope (16) is connected to the outside and the described front lifting column (1) of lifting hoist engine (4) or promotes afterwards between the top of column (18) behind this liftings hoist engine.
  3. 3. open-type trestle that can crisscross traffic as claimed in claim 1, it is characterized in that: be provided with on the described shellfish thunder longeron (7) along the distribution beam (6) of this shellfish thunder longeron (7) horizontal expansion, described suspension rod (3) certainly this distribution beam (6) bottom penetrates this distribution beam (6) and extends to outside this distribution beam (6) top.
  4. 4. open-type trestle that can crisscross traffic as claimed in claim 1 is characterized in that: described front lifting column (1) or promote afterwards column (18) and be made of a plurality of columns that link together by column lateral (8).
  5. 5. open-type trestle that can crisscross traffic as claimed in claim 1, it is characterized in that: the longitudinal length of described movable bridge floor is 18m.
  6. 6. open-type trestle that can crisscross traffic as claimed in claim 1 is characterized in that: be connected by eight suspension rods (3) between each suspension rod load-bearing bottom girder (11) and the described shellfish thunder longeron (7).
CN 201220305907 2012-06-28 2012-06-28 Open-type trestle with cross traffic capacity Active CN202688850U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220305907 CN202688850U (en) 2012-06-28 2012-06-28 Open-type trestle with cross traffic capacity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220305907 CN202688850U (en) 2012-06-28 2012-06-28 Open-type trestle with cross traffic capacity

Publications (1)

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CN202688850U true CN202688850U (en) 2013-01-23

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CN (1) CN202688850U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103306202A (en) * 2013-06-14 2013-09-18 中铁大桥局集团第二工程有限公司 Steel panel used in fabricated Bailey truss in matching manner
CN105133506A (en) * 2015-09-11 2015-12-09 中铁四局集团有限公司 Steel trestle construction method and facility with percussion drill limiting pore-forming implantation and crawler crane combined
CN106368113A (en) * 2016-11-14 2017-02-01 长安大学 Vertical lifting opening type arch bridge and opening and closing method thereof
RU2702487C2 (en) * 2015-01-14 2019-10-08 Маурер Зёне Инжиниринг Гмбх Энд Ко. Кг Overlapping device for movable bridge and movable bridge, having such shutoff device
CN112663477A (en) * 2020-12-18 2021-04-16 保利长大工程有限公司 Big net empty heavy load liftable navigation hole landing stage in typhoon high-rise district

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103306202A (en) * 2013-06-14 2013-09-18 中铁大桥局集团第二工程有限公司 Steel panel used in fabricated Bailey truss in matching manner
CN103306202B (en) * 2013-06-14 2015-04-29 中铁大桥局集团第二工程有限公司 Steel panel used in fabricated Bailey truss in matching manner
RU2702487C2 (en) * 2015-01-14 2019-10-08 Маурер Зёне Инжиниринг Гмбх Энд Ко. Кг Overlapping device for movable bridge and movable bridge, having such shutoff device
CN105133506A (en) * 2015-09-11 2015-12-09 中铁四局集团有限公司 Steel trestle construction method and facility with percussion drill limiting pore-forming implantation and crawler crane combined
CN106368113A (en) * 2016-11-14 2017-02-01 长安大学 Vertical lifting opening type arch bridge and opening and closing method thereof
CN112663477A (en) * 2020-12-18 2021-04-16 保利长大工程有限公司 Big net empty heavy load liftable navigation hole landing stage in typhoon high-rise district
CN112663477B (en) * 2020-12-18 2021-10-22 保利长大工程有限公司 Big net empty heavy load liftable navigation hole landing stage in typhoon high-rise district

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