CN104727216B - A kind of easy disassembly is stacked and Height Adjustable steel suspension bridge - Google Patents

A kind of easy disassembly is stacked and Height Adjustable steel suspension bridge Download PDF

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Publication number
CN104727216B
CN104727216B CN201410855135.6A CN201410855135A CN104727216B CN 104727216 B CN104727216 B CN 104727216B CN 201410855135 A CN201410855135 A CN 201410855135A CN 104727216 B CN104727216 B CN 104727216B
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China
Prior art keywords
suspension bridge
steel suspension
girder frame
slope
screw
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CN201410855135.6A
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Chinese (zh)
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CN104727216A (en
Inventor
陈斌
邱佩璜
钟峥
张文俊
温军燕
徐会忠
方黎刚
方力
金涛
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杭州市路桥集团有限公司
杭州市市政设施监管中心
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Priority to CN201410855135.6A priority Critical patent/CN104727216B/en
Publication of CN104727216A publication Critical patent/CN104727216A/en
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Publication of CN104727216B publication Critical patent/CN104727216B/en

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Abstract

The present invention relates to a kind of easy disassembly stack and Height Adjustable steel suspension bridge.The steel suspension bridge that purpose is to provide should fast transportation, assembly, it is not necessary to time can quickly withdraw, and the versatility of steel suspension bridge can be solved, earth's surface is uneven, it is convenient to pile up and saves the problem stacking place.Technical scheme is: a kind of easy disassembly is stacked and Height Adjustable steel suspension bridge, and this steel suspension bridge includes several standard paragraphs, removably symmetrical two slope sections being positioned at main deck two ends and the ramp blocks of transition between ground and slope section;Floorings that described standard paragraphs by main girder frame, is positioned at main girder frame upper surface, be positioned at main girder frame lower end several vehicle wheel components and can several screw support of vertical lifting main girder frame;Slope section includes girder frame, the bridge plate being positioned at girder frame upper surface and is positioned at least two screw bracket of main girder frame one end;Described ramp blocks includes triangular prism shaped framework and is fixed on the panel of prismatic frame upper surface.

Description

A kind of easy disassembly is stacked and Height Adjustable steel suspension bridge
Technical field
The present invention relates to a kind of easy disassembly stack and Height Adjustable steel suspension bridge.
Background technology
The temporary trestle bridge that steel suspension bridge interrupts typically to solution traffic temporarily and uses, is mainly used in the temporary traffic of vehicle and pedestrian.At the more low-lying road of physical features or culvert, annual flood season causes neighbouring catchment area excessive because of the heavy rain that plunges often, and locally hydrops cannot be discharged in time, and hydrops bosom is even up to more than 1m.
In order to solve the interim disruption of traffic, alleviate traffic pressure, generally use steel suspension bridge disposal method.Traditional steel suspension bridge uses beret truss to be connected with girder, after suspension bridge has been repaiied, according to the height of the change regulation steel suspension bridge of depth of accumulated water, and cannot be limited by steel suspension bridge Active workings and space, steel suspension bridge is transported operating location and can run into a biggest difficult problem;Further, since traditional steel suspension bridge employing designs, builds temporarily, it is impossible to meet the fast transportation of steel suspension bridge, assembly and the demand quickly withdrawn.
Accordingly, it would be desirable to traditional steel suspension bridge is improved, to improve the design of steel suspension bridge and Construction Condition, improve transport, assembly and withdraw speed, solving the versatility of steel suspension bridge, adapt to the problem that earth's surface is uneven and saves stacking place.
Summary of the invention
In view of this, a kind of easy disassembly that the invention aims to solve to speedily carry out rescue work emergency requirement and provide is stacked and Height Adjustable steel suspension bridge, this steel suspension bridge should fast transportation, assembly, can quickly withdraw when need not, and the versatility of steel suspension bridge, earth's surface injustice can be solved, pile up convenient and save the problem stacking place.
It is an object of the invention to be achieved through the following technical solutions.
A kind of easy disassembly is stacked and Height Adjustable steel suspension bridge, it is characterised in that: this steel suspension bridge includes that horizontal positioned and in-line are spliced to form several standard paragraphs of main deck, removably symmetrical two slope sections being positioned at main deck two ends and the ramp blocks of transition between ground and slope section;Floorings that described standard paragraphs by main girder frame, is positioned at main girder frame upper surface, be positioned at main girder frame lower end several vehicle wheel components and can several screw support of vertical lifting main girder frame;Described slope section includes girder frame, the bridge plate being positioned at girder frame upper surface and is positioned at least two screw bracket of main girder frame one end;Described ramp blocks includes triangular prism shaped framework and is fixed on the panel of prismatic frame upper surface.
Described vehicle wheel component includes wheel stand, is rotatably positioned the wheel below wheel stand, is fixed on main girder frame and the sleeve for wheel stand upper plunger plug-in mounting and the pin for locking bushing Yu inserted link.Under the main girder frame of described standard paragraphs, wheel is set, after transport to scene, can manually be pushed into hydrops location, not limited by working space.
Described screw support includes that the screw rod vertically arranged matches with screw rod and the nut that is fixed on main girder frame and be positioned at the screw rod bottom boots foot with supporting steel suspension bridge weight.Screw support regulates the height of steel suspension bridge in controllable scope, to improve the versatility problem of steel suspension bridge.
Described screw bracket is positioned at slope section one end towards standard paragraphs, this screw bracket includes that the screw rod vertically arranged matches with screw rod and is fixed on the nut on girder frame and is positioned at the support screw bottom screw foot with supporting steel suspension bridge weight, so that slope section is highly consistent with the splicing position of standard paragraphs.
Described floorings shop bolt is removably connected as a single entity with standard paragraphs;Described bridge plate shop bolt is removably connected as a single entity with slope section.
The main girder frame of described standard paragraphs is welded by longeron, crossbeam, skewed horizontal load and backing plate;The girder frame of described slope section is welded by longeron, crossbeam and backing plate.
Described ramp blocks includes triangular prism shaped framework and is fixed on the panel of prismatic frame upper surface.
All component surface of described standard paragraphs and slope section have corrosion-inhibiting coating.
Beneficial effects of the present invention: wheel divided into by the steel suspension bridge that the present invention provides, transports behind scene, can manually be pushed into construction site, be particularly well-suited to the working space interim disruption of limited traffic;By arranging screw support and screw bracket, steel suspension bridge can be met in scope of design, regulate steel suspension bridge height, improve steel suspension bridge versatility and solve Uneven road problem;Vehicle wheel component, floorings (bridge plate) and main girder frame (girder frame) are the detachable member that available pin is connected as a single entity, and meet steel suspension bridge and take apart and pile up conveniently, save the requirement stacking place.Additionally, this steel suspension bridge can be according to existing equipment transport capacity, by Modular design, solve when steel suspension bridge is installed regardless of can be successively, regardless of problem front and back.Thus there is prospect of promoting the use of widely.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of the present invention.
Fig. 2 is the plan structure schematic diagram of the present invention.
Fig. 3 is the structural representation that the present invention uses two standard paragraphs splicing states.
Fig. 4 is the main TV structure schematic diagram of Fig. 1 Plays section main girder frame.
Fig. 5 is the plan structure schematic diagram of Fig. 1 Plays section main girder frame.
Fig. 6 is Fig. 4 left view direction structure schematic diagram (omitting screw support in figure).
Fig. 7 is D-D sectional structure schematic diagram in Fig. 4 (omitting vehicle wheel component in figure).
Fig. 8 is the main TV structure schematic diagram of slope section girder frame in Fig. 1.
Fig. 9 is the plan structure schematic diagram of slope section girder frame in Fig. 1.
Figure 10 is the structural representation of slope section left end elevation in Fig. 8.
Figure 11 is the structural representation of slope section right end elevation in Fig. 8.
Figure 12 is the main TV structure schematic diagram of the ramp blocks of slope section configuration in Fig. 1.
Figure 13 is the mounting structure schematic diagram of vehicle wheel component in the present invention.
Figure 14 is the A portion structure for amplifying schematic diagram in Fig. 1.
In figure: 1, longeron I, 2, longeron II, 3, crossbeam I, 4, crossbeam II, 5, skewed horizontal load beam, 6, nut, 7, backing plate I, 8, backing plate II, 9, steel plate I, 10, sleeve, 11, boots foot, 13, floorings I, 14, bridge plate, 15, wheel, 16, magnetic alarm column, 17, pin, 19, screw rod.15-1, wheel stand, 15-2, inserted link, 31, support screw, 32, support nut, 33, screw foot, 35, bearing.
Detailed description of the invention
Further describe below in conjunction with embodiment shown in the drawings.
A kind of easy disassembly shown in the drawings is stacked and Height Adjustable steel suspension bridge, main deck, two slope section Q2 at main deck two ends and ramp blocks Q3 being spliced to form including several standard paragraphs Q1.
Standard paragraphs selects requirement splicing (Fig. 3 shows two standard paragraphs) according to the length of main deck (hydrops section), in order to allow vehicle conveniently, smoothly reach steel suspension bridge, splice slope section and ramp blocks respectively in two ends of main deck, play the ground transitional function (two slope section removably symmetries are positioned at main deck two ends) to bridge floor.
As it is shown in figure 5, the main girder frame of standard paragraphs is mainly welded to form by longeron I 1, longeron II 2, crossbeam I 3, crossbeam II 4, skewed horizontal load beam 5.Wherein in order to ensure that skewed horizontal load beam can weld together with longitudinal and transverse beam securely, it is welded with backing plate I 7 and backing plate II 8 at relevant position weld, thus increases the bonding area of skewed horizontal load beam.Standard paragraphs main girder frame presses Modular design, regardless of can be successively during installation, regardless of front and back.
As shown in Figure 4, main girder frame arranges some bolt support (showing 4 in figure).Described screw support includes that the screw rod 19 vertically arranged matches with screw rod and the nut 6 that is fixed on main girder frame and be positioned at the screw rod bottom boots foot 11 with supporting steel suspension bridge weight;Screw rod is connected with the nut being pre-welded on main girder frame, is possible not only to realize quick-assembling, and can regulate the height of steel suspension bridge, can meet the differing heights demand in regulation span of control, to improve the versatility of steel suspension bridge;The problem uneven in order to solve earth's surface, adapts to the problem that road gradient is different, uses boots foot 11 to be adjusted;The steel suspension bridge not used time, main girder frame can unload screw rod 19 and boots foot 11, thus conveniently stack, save and stack place.
As shown in Figure 4, standard beam section arranges some vehicle wheel components (showing 4 in figure).Described vehicle wheel component includes wheel stand 15-1, is rotatably positioned the wheel 15 below wheel stand, is fixed on main girder frame and the sleeve 10 for wheel stand upper plunger 15-2 plug-in mounting and the pin 17 (shown in Figure 13) for locking bushing Yu inserted link.After transport to scene, after vehicle wheel component is linked together by pin 17 and main girder frame, just standard paragraphs manually can be pushed into hydrops location, not limited by working space.It addition, in the steel suspension bridge not used time, take off pin 17 and just can unload vehicle wheel component, can conveniently stack equally, save stacking place.
In order to ensure that vehicle can smooth out, comfortable traveling is on steel suspension bridge, floorings 13 (being preferably shaped with the steel face of anti-skid design) are laid on main girder frame, in view of versatility, floorings thickness can be 104.5mm, can also self manufacture, it would however also be possible to employ Bailey beam standard floorings replace.Floorings are arranged on main girder frame by shop bolt (omitting in figure), and the used time does not takes off pin and just can unload floorings.It addition, in order to ensure driving safety, arrange magnetic alarm column 16 at the two ends of floorings width, alarm column is connected with floorings by Magnet, easy disassembly.
As it is shown in figure 9, the girder frame of slope section is mainly welded to form by longeron I 1, crossbeam I 3, crossbeam II 4.Bridge plate (being preferably shaped with the steel plate of anti-skid design, can be installed by shop bolt) is installed on girder frame, friction can be increased, reach anti-skidding effect.Equally, bridge plate both sides may also set up magnetic alarm column 16, and alarm column is connected with bridge plate by Magnet, easy disassembly.
As shown in Figure 8, the main girder frame of slope section and one end of standard paragraphs splicing are at least provided with two bolt holder (showing 2 in figure), other end employing two bearings 35 of Plate Welding.Described screw bracket includes that the support screw 31 vertically arranged matches with support screw and the support nut 32 that is fixed on girder frame and be positioned at the support screw bottom screw foot 33 with supporting steel suspension bridge weight, adjusting screw rod support can make slope section highly consistent with the splicing position of standard paragraphs, to mate the height requirement of standard paragraphs, ensure that vehicle smooth-going travels, reach the demand of comfortable driving.
Described ramp blocks is used for transition between ground and slope section, can make vehicle steadily upper and lower steel suspension bridge;Therefore should be connected the height of one end with slope section identical for the height of ramp blocks.This ramp blocks includes triangular prism shaped framework and is fixed on the panel of prismatic frame upper surface;Described triangular prism shaped framework is formed by shaped steel (I-steel or angle steel) welding, and panel can use steel plate (can be shaped with anti-skid design).
In addition, keep being connected and will not separating with standard paragraphs for slope section during ensureing load-carrying use, slope section (or standard paragraphs) can make a lapping plate (only need to extend floorings or bridge plate) in connecting part, and lapping plate covers after crossing over gap, intersection area and is inserted into fixing pin 40 on standard paragraphs (or slope section) and gets final product (as shown in figure 14).Take out that is detachable slope section of fixing pin 40 and standard paragraphs.

Claims (7)

1. an easy disassembly is stacked and Height Adjustable steel suspension bridge, it is characterised in that: this steel suspension bridge includes Horizontal positioned and in-line are spliced to form the standard paragraphs (Q1) of main deck, removably symmetry is positioned at main deck Two slope sections (Q2) at two ends and between ground and slope section the ramp blocks (Q3) of transition;Described Floorings (13) that standard paragraphs by main girder frame, is positioned at main girder frame upper surface, it is positioned under main girder frame Several vehicle wheel components of end and can several screw support of vertical lifting main girder frame;Described slope section The bridge plate (14) that including girder frame, is positioned at girder frame upper surface and be positioned at least the two of girder frame one end Individual screw bracket, described ramp blocks includes triangular prism shaped framework and is fixed on triangular prism shaped frame upper surface Panel.
A kind of easy disassembly the most according to claim 1 is stacked and Height Adjustable steel suspension bridge, and it is special Levy and be: described vehicle wheel component includes wheel stand (15-1), is rotatably positioned below wheel stand Wheel (15), it is fixed on main girder frame and for the sleeve (10) of wheel stand upper plunger (15-2) plug-in mounting And the pin (17) for locking bushing with inserted link.
A kind of easy disassembly the most according to claim 2 is stacked and Height Adjustable steel suspension bridge, and it is special Levy and be: described screw support includes that the screw rod (19) vertically arranged matches with screw rod and is fixed on girder Nut (6) on framework and be positioned at the screw rod bottom boots foot (11) with supporting steel suspension bridge weight.
A kind of easy disassembly the most according to claim 3 is stacked and Height Adjustable steel suspension bridge, and it is special Levying and be: described screw bracket is positioned at slope section one end towards standard paragraphs, this screw bracket includes vertical cloth The support screw (31) put match with support screw and the support nut (32) that is fixed on girder frame with And be positioned at the support screw bottom screw foot (33) with supporting steel suspension bridge weight, so that slope section and standard paragraphs Splicing position highly consistent.
A kind of easy disassembly the most according to claim 4 is stacked and Height Adjustable steel suspension bridge, and it is special Levy and be: described floorings shop bolt is connected as a single entity with standard paragraphs;Described bridge plate shop bolt is with oblique Slope section is connected as a single entity.
A kind of easy disassembly the most according to claim 5 is stacked and Height Adjustable steel suspension bridge, and it is special Levy and be: the main girder frame of described standard paragraphs is welded by longeron, crossbeam, skewed horizontal load and backing plate;Institute The girder frame stating slope section is welded by longeron, crossbeam and backing plate.
A kind of easy disassembly the most according to claim 6 is stacked and Height Adjustable steel suspension bridge, and it is special Levy and be: all component surface of described standard paragraphs and slope section have corrosion-inhibiting coating.
CN201410855135.6A 2014-12-31 2014-12-31 A kind of easy disassembly is stacked and Height Adjustable steel suspension bridge CN104727216B (en)

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CN104727216B true CN104727216B (en) 2016-08-17

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105582924A (en) * 2014-10-24 2016-05-18 中国石油化工股份有限公司 Catalyst used for producing olefin through light alkane dehydrogenation
CN106087755A (en) * 2016-04-27 2016-11-09 郑勤民 Spliced bridging structure and erection method thereof

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105463981B (en) * 2015-12-29 2017-03-22 广东技术师范学院 Movable bridge type vehicle traffic system for road construction
CN106702880B (en) * 2017-01-26 2019-01-04 中国人民解放军国防科学技术大学 Detachable assembly type steel bridge on highway, which is carried, sets up vehicle
CN110396912A (en) * 2019-07-17 2019-11-01 武汉科技大学 A kind of Simple bridge suitable for construction site
CN111411571A (en) * 2020-06-05 2020-07-14 王�华 Movable is construction pavement for river regulation

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3811147A (en) * 1971-08-09 1974-05-21 R Dix Mobile roadway repair unit
US3845514A (en) * 1971-11-12 1974-11-05 Kloeckner Humboldt Deutz Ag Movable bridge laying device
CN201593161U (en) * 2009-11-20 2010-09-29 楚伟峰 Movable bridge
CN102322006A (en) * 2011-07-11 2012-01-18 王金 Vehicle-mounted building block-type emergency flyover
CN103952968A (en) * 2014-04-22 2014-07-30 张敏 Movable folding bridge oriented to disaster area rescue and traffic dispersion

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3811147A (en) * 1971-08-09 1974-05-21 R Dix Mobile roadway repair unit
US3845514A (en) * 1971-11-12 1974-11-05 Kloeckner Humboldt Deutz Ag Movable bridge laying device
CN201593161U (en) * 2009-11-20 2010-09-29 楚伟峰 Movable bridge
CN102322006A (en) * 2011-07-11 2012-01-18 王金 Vehicle-mounted building block-type emergency flyover
CN103952968A (en) * 2014-04-22 2014-07-30 张敏 Movable folding bridge oriented to disaster area rescue and traffic dispersion

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105582924A (en) * 2014-10-24 2016-05-18 中国石油化工股份有限公司 Catalyst used for producing olefin through light alkane dehydrogenation
CN106087755A (en) * 2016-04-27 2016-11-09 郑勤民 Spliced bridging structure and erection method thereof
CN106087755B (en) * 2016-04-27 2018-04-06 郑勤民 Spliced bridging structure and its erection method

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