CN204455794U - A kind of assembled steel bridge - Google Patents
A kind of assembled steel bridge Download PDFInfo
- Publication number
- CN204455794U CN204455794U CN201420837049.8U CN201420837049U CN204455794U CN 204455794 U CN204455794 U CN 204455794U CN 201420837049 U CN201420837049 U CN 201420837049U CN 204455794 U CN204455794 U CN 204455794U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- snap fit
- support frame
- steel
- connector
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to a kind of assembled steel bridge, comprises support frame, bridge deck, i beam, bridge deck connector and i beam locking mechanism; Described support frame arranges i beam, the extension of i beam is to the extension with support frame to perpendicular, support frame supports i beam, bridge deck are laid above i beam, support frame and i beam adopt i beam locking mechanism to fixedly mount, and i beam and bridge deck adopt the fixed installation of bridge deck connector; The utility model exchanges because component is few, portable construction simple, erection is rapid, be convenient to dismounting, can require enter component according to construction speed in batches, install erection and carry out materials arrival in construction and installation; Also can remove when removing and on one side carry out material in batches and withdraw from the arena, effectively can reduce placing of material and affect the problem that other items constructs.
Description
Technical field
The utility model relates to a kind of assembled steel bridge, belongs to technical field of bridge construction.
Background technology
Assembled steel bridge is applicable to emergent accident usually, therefore require that bridge construction is light, mobility strong, convenient transportation, assembled quick, strong adaptability, wartime rush repair and at ordinary times flood disaster prevention and reduction can widely use in resuming traffic, also can be used for building fast of highway bridge and temporarily road suspension bridge, and construction of the highway auxiliary appliance.Mountable steel bridge is mainly used in bridge construction, have 80% to be car for deck bridge, but existing mounting structure can not be satisfied with the requirement of construction; The problems such as the utility model is created and adopted lower support type structure design, changes usual temporary bridge for construction and designs for deck type, solves usual packaged type bridges stability not enough, assembling more complicated.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of reasonable in design, and accessory is few, portable construction is simple, erection is rapid, be convenient to a kind of assembled steel bridge of dismounting exchange.
The main technical schemes that the utility model adopts is: a kind of assembled steel bridge, comprises support frame, bridge deck, i beam, bridge deck connector and i beam locking mechanism, described support frame arranges i beam, the extension of i beam is to the extension with support frame to perpendicular, support frame supports i beam, bridge deck are laid above i beam, support frame and i beam adopt i beam locking mechanism to fixedly mount, and i beam and bridge deck adopt the fixed installation of bridge deck connector, described support frame is combined by beret truss, described beret truss comprises top rail, lower transverse beam, brace, montant, batten plate, top rail, montant, lower transverse beam is combined into a parallelogram framework, montant two ends and upper, lower transverse beam is fixedly connected with, described top rail, lower transverse beam is combined back-to-back by two channel-section steels, gap is left between two channel-section steels, montant is located between two channel-section steels and is fixedly connected with two channel-section steels, batten plate is fixedly mounted on montant, adjacent channel-section steel and montant are installed with brace, brace one end is fixedly connected with the brace other end and is fixedly connected with batten plate with channel-section steel, installing plate is provided with between two channel-section steels, installing plate is provided with screwed hole, described montant is I shape steel, the fluting internal fixtion of channel-section steel end is provided with backing plate, the other end of channel-section steel is installed with contiguous block, contiguous block is located between two channel-section steels.
Bridge deck connector described in the utility model, comprise panel, side plate, snap fit, connecting rod, connector, bolt, described panel is that level is to setting, two side plates parallel in being vertically fixedly connected with to panel, snap fit, connecting rod, connector, bolt is located between two side plates, side plate both sides are equipped with the snap fit installed with its rotation, upper end and the connecting rod of snap fit are rotationally connected, connector is provided with between two connecting rods, connector two ends and connecting rod are rotationally connected, described connector is provided with screwed hole, bolt is threaded with this screwed hole, described panel is provided with perforate, installing hole, the corresponding bolt of perforate.
Wherein, described bridge deck connector also comprises U-bolt, and panel is provided with the corresponding bolt hole installing U-bolt, and U-bolt penetrates bolt hole and is connected with nut thread, and described bolt is hexagon socket head cap screw.
Wherein, described side plate is provided with open-work.
I beam locking mechanism described in the utility model, comprise snap fit, connecting rod, U-type groove steel, nut, described connecting rod one end is provided with screw thread, the other end and snap fit are rotationally connected, and the bottom surface of U-type groove steel is provided with perforate, and connecting rod is located in this perforate, nut is threaded with the end of thread of connecting rod, snap fit is located at the both sides of connecting rod respectively, and the lateral surface of snap fit is against the sidewall of U-type groove steel, and connecting rod is pointed in the bending of described snap fit end.
Wherein, described snap fit quantity is 2 or 4 or 6, and snap fit line and connecting rod centered by connecting rod adopt bearing pin to rotate the both sides of installing and being located at connecting rod respectively.
Wherein, described connecting rod overcoat has spring, and spring is located in U-type groove steel, and spring one end props up the bottom surface of U-type groove steel, and the spring other end props up connecting rod.
Wherein, the sidewall of described U-type groove steel opening part is provided with the flange being folded to U-type groove steel side-wall outer side.
A building method for assembled steel bridge, is characterized in that comprising the steps: piling, sets up mounting base, builds support frame, arranges i beam, fixes i beam, lays bridge deck, fixed bridge panel, first pile tube is squeezed into ground, pile tube is as support frame supports column, pile tube sets up mounting base, mounting base material selection H profile steel, H profile steel and pile tube fixedly mount, at pile tube periphery squarely framework, the upper plane of structure of H profile steel is provided with mounting groove, the beret truss building support frame is stuck in this mounting groove, spacing by mounting groove, beret truss is adopted to build support frame, side arranges i beam on the support frame, i beam and beret truss adopt i beam locking mechanism to fixedly mount, the U-type groove steel of i beam locking mechanism is located between beret truss top rail, snap fit compresses the lower plane of structure of i beam, fastening nut, connecting rod moves down, U-type groove steel stops by beret truss top rail, i beam is fixedly connected with support frame, bridge deck are laid on the upper plane of structure of i beam, bridge deck connector is fixedly connected with bridge deck, panel and the bridge deck of bridge deck connector are positioned at same level, turn bolt, the lower surface of bolt hinders by the upper plane of structure of i beam, connector moves, snap fit compresses the upper plane of structure of i beam, bridge deck are fixedly connected with i beam.
The utility model compared with prior art, has the following advantages and effect:
1, the utility model exchanges because component is few, portable construction simple, erection is rapid, be convenient to dismounting, can require enter component according to construction speed in batches, install erection and carry out materials arrival in construction and installation; Also can remove when removing and on one side carry out material in batches and withdraw from the arena, effectively can reduce placing of material and affect the problem that other items constructs.
2, the utility model portable construction is simple, available artificial or small machine spelling group and dismounting, and construction noise is few, need not weld in installation process, reduce light pollution, in construction, accomplish saving of labor, material-saving, province's machinery, can utilization be had enough to meet the need after dismounting, have the good value of environmental protection.
3, the utility model standard span basic building block is made up of beret truss, no matter the beam of which kind of span of spelling group and pattern, all components and accessory are all general, and component, accessory have height interchangeability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the structural representation after support frame described in the utility model embodiment, i beam, bridge deck installation.
Fig. 3 is the structural representation of beret truss described in the utility model embodiment.
Fig. 4 is the plan structure schematic diagram of Fig. 3.
Fig. 5 is the structural representation of bridge deck connector described in the utility model embodiment.
Fig. 6 is the structural representation of i beam locking mechanism described in the utility model embodiment.
Detailed description of the invention
Below in conjunction with accompanying drawing, also by embodiment, the utility model is described in further detail.
See Fig. 1 to Fig. 4, a kind of assembled steel bridge described in the present embodiment, comprises support frame A, bridge deck B, i beam C, bridge deck connector D and i beam locking mechanism E, above described support frame A, i beam C is set, the extension of i beam C is to the extension with support frame A to perpendicular, support frame A supports i beam C, bridge deck B is laid above i beam C, support frame A and i beam C adopts i beam locking mechanism E to fixedly mount, and i beam C and bridge deck B adopts bridge deck connector D fixed installation, described support frame A is combined by beret truss, described beret truss comprises top rail A1, lower transverse beam A2, brace A3, montant A4, batten plate A5, top rail A1, montant A4, lower transverse beam A2 is combined into a parallelogram framework, montant A4 two ends and upper, lower transverse beam A1, A2 is fixedly connected with, described top rail A1, lower transverse beam A2 is combined back-to-back by two channel-section steels, gap is left between two channel-section steels, montant A4 is located between two channel-section steels and is fixedly connected with two channel-section steels, batten plate A5 is fixedly mounted on montant A4, adjacent channel-section steel and montant A4 are installed with brace A3, brace A3 one end is fixedly connected with the brace A3 other end and is fixedly connected with batten plate A5 with channel-section steel, installing plate A6 is provided with between two channel-section steels, installing plate A6 is provided with screwed hole, described montant A4 is I shape steel, the fluting internal fixtion of channel-section steel end is provided with backing plate A7, the other end of channel-section steel is installed with contiguous block A8, contiguous block A8 is located between two channel-section steels.
See Fig. 5, bridge deck connector D described in the utility model, comprise panel D1, side plate D2, snap fit D3, connecting rod D4, connector D5, bolt D6, described panel D1 is that level is to setting, two side plate D2 parallel in being vertically fixedly connected with to panel D1, snap fit D3, connecting rod D4, connector D5, bolt D6 is located between two side plate D2, side plate D2 both sides are equipped with the snap fit D3 installed with its rotation, upper end and the connecting rod D4 of snap fit D3 are rotationally connected, connector D5 is provided with between two connecting rod D4, connector D5 two ends and connecting rod D4 are rotationally connected, described connector D5 is provided with screwed hole, bolt D6 is threaded with this screwed hole, described panel D1 is provided with installing hole.
Wherein, described bridge deck connector D also comprises U-bolt D7, and panel D1 is provided with the corresponding bolt hole installing U-bolt D7, and U-bolt D7 penetrates bolt hole and is threaded with nut D8, and described bolt D6 is hexagon socket head cap screw.Just install, after installing, U-bolt D7 its top that falls is consistent with bridge floor
Wherein, on described side plate, D2 is provided with open-work D21.Situation is regulated by open-work D21 observable bolt D6.
See Fig. 6, i beam locking mechanism E described in the utility model, comprise snap fit E1, connecting rod E4, U-type groove steel E3, nut E5, described connecting rod E4 one end is provided with screw thread, the other end and snap fit E1 are rotationally connected, the bottom surface of U-type groove steel E3 is provided with perforate, connecting rod E4 is located in this perforate, nut E5 is threaded with the end of thread of connecting rod E4, snap fit E1 is located at the both sides of connecting rod E4 respectively, the lateral surface of snap fit E1 is against the sidewall E31 of U-type groove steel E3, and connecting rod E4 is pointed in the bending of described snap fit E11 end.
Wherein, described snap fit E1 quantity is 2 or 4 or 6, and snap fit E1 line and connecting rod E4 centered by connecting rod E4 adopt bearing pin to rotate the both sides of installing and being located at connecting rod E4 respectively.
Wherein, described connecting rod E4 overcoat has spring E2, and spring E2 is located in U-type groove steel E3, and spring E2 one end props up the bottom surface of U-type groove steel E3, and the spring E2 other end props up connecting rod.
Wherein, the sidewall E31 of described U-type groove steel E3 opening part is provided with the flange E32 be folded to outside U-type groove steel sidewall E31.
A building method for assembled steel bridge, is characterized in that comprising the steps: piling, sets up mounting base, builds support frame, arranges i beam, fixes i beam, lays bridge deck, fixed bridge panel, first pile tube F is squeezed into ground, pile tube F is as support frame A support post, pile tube F sets up mounting base, mounting base material selection H profile steel G, H profile steel G and pile tube F fixedly mounts, quadra is formed in pile tube F periphery, the upper plane of structure of H profile steel G is provided with mounting groove G1, the beret truss building support frame A is stuck in this mounting groove G1, spacing by mounting groove G1, beret truss is adopted to build support frame A, i beam C is set above support frame A, i beam C and beret truss adopt i beam locking mechanism E to fixedly mount, the U-type groove steel E3 of i beam locking mechanism E is located between beret truss top rail A1, snap fit E1 compresses the lower plane of structure of i beam C, fastening nut E5, connecting rod E4 moves down, U-type groove steel E3 stops by beret truss top rail A1, i beam C is fixedly connected with support frame A, bridge deck B is laid on the upper plane of structure of i beam C, bridge deck connector D is fixedly connected with bridge deck B, panel D1 and the bridge deck B of bridge deck connector D are positioned at same level, turn bolt D6, the lower surface of bolt D6 hinders by the upper plane of structure of i beam C, connector D5 moves, snap fit D1 compresses the upper plane of structure of i beam C, bridge deck B is fixedly connected with i beam C.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that the ordinary skill of this area just can make many modifications and variations according to design of the present utility model without the need to creative work.Therefore, all technician in the art according to design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should by the determined protection domain of claims.
Claims (8)
1. an assembled steel bridge, comprises support frame, bridge deck, i beam, bridge deck connector and i beam locking mechanism, described support frame arranges i beam, the extension of i beam is to the extension with support frame to perpendicular, support frame supports i beam, bridge deck are laid above i beam, support frame and i beam adopt i beam locking mechanism to fixedly mount, i beam and bridge deck adopt the fixed installation of bridge deck connector, it is characterized in that: described support frame is combined by beret truss, described beret truss comprises top rail, lower transverse beam, brace, montant, batten plate, top rail, montant, lower transverse beam is combined into a parallelogram framework, montant two ends and upper, lower transverse beam is fixedly connected with, described top rail, lower transverse beam is combined back-to-back by two channel-section steels, gap is left between two channel-section steels, montant is located between two channel-section steels and is fixedly connected with two channel-section steels, batten plate is fixedly mounted on montant, adjacent channel-section steel and montant are installed with brace, brace one end is fixedly connected with the brace other end and is fixedly connected with batten plate with channel-section steel, installing plate is provided with between two channel-section steels, installing plate is provided with screwed hole, described montant is I shape steel, the fluting internal fixtion of channel-section steel end is provided with backing plate, the other end of channel-section steel is installed with contiguous block, contiguous block is located between two channel-section steels.
2. a kind of assembled steel bridge according to claim 1, it is characterized in that: described bridge deck connector, comprise panel, side plate, snap fit, connecting rod, connector, bolt, described panel is that level is to setting, two side plates parallel in being vertically fixedly connected with to panel, snap fit, connecting rod, connector, bolt is located between two side plates, side plate both sides are equipped with the snap fit installed with its rotation, upper end and the connecting rod of snap fit are rotationally connected, connector is provided with between two connecting rods, connector two ends and connecting rod are rotationally connected, described connector is provided with screwed hole, bolt is threaded with this screwed hole, described panel is provided with perforate, installing hole, the corresponding bolt of perforate.
3. a kind of assembled steel bridge according to claim 2, it is characterized in that: described bridge deck connector also comprises U-bolt, panel is provided with the corresponding bolt hole installing U-bolt, and U-bolt penetrates bolt hole and is connected with nut thread, and described bolt is hexagon socket head cap screw.
4. a kind of assembled steel bridge according to claim 2, is characterized in that: described side plate is provided with open-work.
5. a kind of assembled steel bridge according to claim 1, it is characterized in that: described i beam locking mechanism, comprise snap fit, connecting rod, U-type groove steel, nut, described connecting rod one end is provided with screw thread, and the other end and snap fit are rotationally connected, the bottom surface of U-type groove steel is provided with perforate, connecting rod is located in this perforate, and nut is threaded with the end of thread of connecting rod, and snap fit is located at the both sides of connecting rod respectively, the lateral surface of snap fit is against the sidewall of U-type groove steel, and connecting rod is pointed in the bending of described snap fit end.
6. a kind of assembled steel bridge according to claim 5, is characterized in that: described snap fit quantity is 2 or 4 or 6, and snap fit line and connecting rod centered by connecting rod adopt bearing pin to rotate the both sides of installing and being located at connecting rod respectively.
7. a kind of assembled steel bridge according to claim 5, it is characterized in that: described connecting rod overcoat has spring, spring is located in U-type groove steel, and spring one end props up the bottom surface of U-type groove steel, and the spring other end props up connecting rod.
8. a kind of assembled steel bridge according to claim 5, is characterized in that: the sidewall of described U-type groove steel opening part is provided with the flange being folded to U-type groove steel side-wall outer side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420837049.8U CN204455794U (en) | 2014-12-25 | 2014-12-25 | A kind of assembled steel bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420837049.8U CN204455794U (en) | 2014-12-25 | 2014-12-25 | A kind of assembled steel bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204455794U true CN204455794U (en) | 2015-07-08 |
Family
ID=53662703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420837049.8U Withdrawn - After Issue CN204455794U (en) | 2014-12-25 | 2014-12-25 | A kind of assembled steel bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204455794U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104532735A (en) * | 2014-12-25 | 2015-04-22 | 浙江兴土桥梁专用装备制造有限公司 | Assembly type steel bridge and building method thereof |
| CN108360365A (en) * | 2018-02-02 | 2018-08-03 | 南通城欣市政工程有限公司 | A kind of assembled steel bridge and its installation method |
| CN109778660A (en) * | 2019-03-18 | 2019-05-21 | 浙江兴土桥梁专用装备制造有限公司 | The Steel Bridge installed using assembled abutment |
| CN110872807A (en) * | 2018-09-04 | 2020-03-10 | 宏润建设集团股份有限公司 | Construction method of steel temporary bridge and steel temporary bridge |
| CN111041974A (en) * | 2020-01-14 | 2020-04-21 | 安徽水安建设集团股份有限公司 | Lap joint bridge for water conservancy ditch |
-
2014
- 2014-12-25 CN CN201420837049.8U patent/CN204455794U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104532735A (en) * | 2014-12-25 | 2015-04-22 | 浙江兴土桥梁专用装备制造有限公司 | Assembly type steel bridge and building method thereof |
| CN104532735B (en) * | 2014-12-25 | 2016-07-06 | 浙江兴土桥梁临时钢结构工程有限公司 | A kind of assembled steel bridge and building method thereof |
| CN108360365A (en) * | 2018-02-02 | 2018-08-03 | 南通城欣市政工程有限公司 | A kind of assembled steel bridge and its installation method |
| CN110872807A (en) * | 2018-09-04 | 2020-03-10 | 宏润建设集团股份有限公司 | Construction method of steel temporary bridge and steel temporary bridge |
| CN109778660A (en) * | 2019-03-18 | 2019-05-21 | 浙江兴土桥梁专用装备制造有限公司 | The Steel Bridge installed using assembled abutment |
| CN111041974A (en) * | 2020-01-14 | 2020-04-21 | 安徽水安建设集团股份有限公司 | Lap joint bridge for water conservancy ditch |
| CN111041974B (en) * | 2020-01-14 | 2021-01-29 | 安徽水安建设集团股份有限公司 | Lap joint bridge for water conservancy ditch |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104532735B (en) | A kind of assembled steel bridge and building method thereof | |
| CN204455794U (en) | A kind of assembled steel bridge | |
| CN201762663U (en) | Reinforced concrete superposed beam wing board support | |
| CN205171782U (en) | Frame curtain system between stone material edge list | |
| CN203960725U (en) | A kind of assembly type suspension bridge | |
| CN206048254U (en) | A kind of seamless spliced installation adjusting device of truss robot multistage beam guideway | |
| CN210886955U (en) | Detachable combined jig frame used on flat steel box girder | |
| CN110258771B (en) | Vestibule | |
| CN209779908U (en) | Be fit for installing in earthquake-resistant seam connecting device on roof | |
| CN204624885U (en) | A kind of standard knot support chassis of elevator | |
| CN203420477U (en) | Steel structure set-up platform for concrete pouring | |
| CN105384070A (en) | Method for mounting photovoltaic panel | |
| CN212957556U (en) | Scaffold for building engineering convenient to build | |
| CN2839459Y (en) | Eight-piece adjustable column head steel shuttering | |
| CN204781366U (en) | Basis post connection structure | |
| CN207249915U (en) | A kind of traffic indication board | |
| CN206053402U (en) | Assembled architecture overlaps plate bracing frame | |
| CN110984619A (en) | Correction resetting means of ancient building room skeleton | |
| CN204590563U (en) | A kind of Novel dismountable scaffold | |
| CN215562063U (en) | Deceleration strip for traffic construction convenient to dismantle and change | |
| CN205934743U (en) | Case roof beam seam synovial membrane bracket that wets | |
| CN203783442U (en) | Solar streetlamp mounting tool | |
| CN211285428U (en) | Concrete guardrail link plate assembled template | |
| CN209990237U (en) | Isolation guardrail convenient to mount and dismount | |
| CN218149708U (en) | Fixed net piece transverse vertical rod |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150708 Effective date of abandoning: 20160706 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |