CN202718041U - Plane truss bridge girder erection machine - Google Patents
Plane truss bridge girder erection machine Download PDFInfo
- Publication number
- CN202718041U CN202718041U CN 201220395252 CN201220395252U CN202718041U CN 202718041 U CN202718041 U CN 202718041U CN 201220395252 CN201220395252 CN 201220395252 CN 201220395252 U CN201220395252 U CN 201220395252U CN 202718041 U CN202718041 U CN 202718041U
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- steel
- leading role
- angle steel
- removable
- connecting plate
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Abstract
The utility model discloses a plane truss bridge girder erection machine. A main girder of the plane truss bridge girder erection machine is formed by assembling of basic units, each section knot comprises two pieces of main angle steel, the two pieces of the main angle steel are parallel and extend along the length direction of the main girder, two adjacent section knots are fixedly assembled in a detachable mode through correspondence of the main angle steel between the two adjacent section knots, support angle steel is fixedly arranged on the outer end portion of two pieces of main angle steel of a section knot at the outer end in a detachable mode, support angle steel is fixedly arranged between two splicing points of two pieces of the main angle steel of the two adjacent section knots, a center connecting plate is arranged between two pieces of the main angle steel of each section knot, two pieces of connecting angle steel are respectively arranged among the both sides of the center connecting plate and the two pieces of the main angle steel, one end of each piece of the connecting angle steel is detachably fixed with one side of the center connecting plate, the other end of each piece of the connecting angle steel is detachably fixed with the middle of a corresponding piece of the main angle steel, connecting ribs are arranged among both ends of each piece of the main angle steel of each section knot and the center connecting plate, one end of each connecting rib is detachably fixed with an end head of each piece of the main angle steel, and the other end of each connecting rib is connected with a corresponding end head of the center connecting plate.
Description
Technical field
The utility model relates to a kind of Bridge Erector, and relating in particular to a kind of girder is by the assembled plane frame Bridge Erector of a plurality of elementary cells, belongs to the Bridge Erector field.
Background technology
The Bridge Erector of existing a kind of two-beam type, the Bridge Erector of two-beam type has two girders, two girders be arranged in parallel and link together by jib, be provided with guide rail on two girders, move on the guide rail and be provided with dolly, all support being provided with supporting leg at the two ends of two girders, supporting leg is used for girder is supported on the ground, install on the ground the lower end of supporting leg, and upper end and the girder of supporting leg are fixed.The girder of Bridge Erector belongs to tall and slender structure, and suffered primary load=comprise deadweight, lift heavy, wind load, earthquake and relevant dynamic load presents curved, as to press combination complicated applied force state.In order better to distribute internal force to optimize structure, reduce wind load, girder and crossbeam can adopt truss structure.
Truss-like crane ' s major girder and jib are the frame constructions of rod member welding, and height reaches as high as several meters more than 1500mm, and the cross section is rectangle, and width is generally also more than 1m.More than the about 15000kg of quality reaches.The traffic requirements oversize vehicle, carrying needs lifting appliance, and on-the-spot bolt or the pin of using connects.
Existing Bridge Erector adopts welded construction, and the single-piece quality is large, and maintenance cost is high, in addition, the Bridge Erector standard block of different model and diversified in specifications, the type steel model of use are also different, the Bridge Erector of different model needs different manufacturing process and matching tooling, makes and organizes comparatively complexity.
Simultaneously, truss-like Bridge Erector end carriage, girder gabarite is large, quality is large, and transportation is inconvenient with carrying, and transportation is high with landed cost.In the mountain area or the poor area of road technical condition use and be restricted.
Secondly, the Bridge Erector standard block is welded construction, when the situation such as indivedual Deformation Member, damages occurring in transportation, carrying and use procedure, can only change whole unit, and maintenance cost is high.
Moreover the Bridge Erector standard block is welded construction, weld defect occurs easily, affects application life, has reduced and has repeated the number of times that assembly unit is used.Have emergentness because welding destroys, occur easily because member and weld fatigue destroy the security incident that causes in use procedure.
The utility model content
The purpose of this utility model is to provide a kind of plane frame Bridge Erector, take solve in the prior art because of the Bridge Erector standard block as welded construction in transportation, carrying and use procedure in case the situations such as indivedual Deformation Member, damages occur, just can only change whole unit, cause the high problem of maintenance cost.
For achieving the above object, the utility model adopts following technical scheme: a kind of plane frame Bridge Erector, comprise two girders that be arranged in parallel and the jib that two girders are coupled together, the two ends of every girder are all supported and are provided with supporting leg, described girder is assembled by elementary cell, described standard knot comprises the two leading role's steel that are parallel to each other that extend along the length direction of girder, two adjacent standard knots fixedly are bolted together by corresponding removable between both leading role's steel, be in the removable support angle steel that is fixed with in outer end of two leading role's steel of the standard knot of outer end, two adjacent standard knots are the removable support angle steel that is fixed with between two splice point of both leading role's steel, all has center connecting plate between two leading role's steel of each standard knot, a side that is respectively equipped with an end and center connecting plate between the both sides of center connecting plate and the two leading role's steel is removable fixing, the removable fixing connecting angle in middle part of the other end and corresponding leading role's steel, the termination that is provided with an end and leading role's steel between the two ends of each root leading role steel of each standard knot and the center connecting plate is removable fixing, the dowel that the other end links to each other with the corresponding termination of center connecting plate.
Leading role's steel of per two adjacent standard knots is removable fixing by two junction plates respectively, two leading role's steel of two mutual correspondences of standard knot are the removable two ends that are fixed on a junction plate outside respectively, two standard knots are corresponding in addition two leading role's steel removable two ends that are fixed on another piece junction plate outside respectively mutually, the two ends of corresponding support angle steel are the removable inboard that is fixed on two junction plates respectively, be in two leading role's steel of standard knot of outer end also by two junction plates and corresponding removable the fixing of support angle steel, be in removable being fixed on the junction plate of an end of leading role's steel and corresponding support angle steel of the standard knot of outer end, be in removable being fixed on another piece junction plate of the other end of another root leading role steel and corresponding support angle steel of the standard knot of outer end, the corresponding end of corresponding dowel is removable fixing by the removable fixing termination with corresponding leading role's steel on corresponding junction plate.
All pass through bolts assemblies between described leading role's steel, support angle steel, connecting angle and dowel and junction plate or the center connecting plate.
Girder of the present utility model is assembled by standard knot, and the annexation that leading role's steel of standard knot, dowel support between angle steel and the connecting angle is removable fixing, that is to say that girder of the present utility model was loose mail before assembling, the single-piece quality is little, interchangeability is strong, be conducive to improve girder manufacture process standardization level, be convenient to realize the lean manufacturing.And if in transportation or use procedure, rod member occurs and damage, can change the plane frame maintenance by on-the-spot, reduce owing to become section to change a wasting of resources that causes, save maintenance cost.And because single-piece quality and institute's duty are all less, can realize the transportation of Container Transport or containerization, can or lack in the situation of large-scale handling machinery in the transportation difficulty, rely on manually carry and assembly unit fully, save transportation and trucking expenses.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the assembly structure schematic diagram of leading role's steel, dowel, support angle steel and connecting angle among Fig. 1.
The specific embodiment
A kind of embodiment of plane frame Bridge Erector, in Fig. 1～3, its two girders 2 be arranged in parallel, two girders link together by jib, the two ends of each root girder are respectively arranged with a supporting leg 1, the upper end of supporting leg 1 and girder 2 are fixing, and the girder in the present embodiment is trussed construction, and is to be formed by the mode of multistage elementary cell by assembly unit.Girder 2 is assembled by a plurality of standard knots, standard knot has two mutual parallel leading role's steel 11, the bearing of trend of leading role's steel 11 is identical with the girder bearing of trend, two adjacent standard knots are bolted together by the connection of the correspondence between both leading role's steel 11, also just say, leading role's steel 11 of each standard knot is corresponding the connection successively, is spliced into two rod members corresponding with girder that be parallel to each other.Leading role's steel 11 of two adjacent standard knots is assembled together by two junction plates 8, two junction plates 8 are in respectively two junctions of leading role's steel 11 of two adjacent standard knots, two mutual two corresponding leading role's steel 11 of standard knot are respectively by the removable two ends that are fixed on junction plate 8 outsides of bolt, and two mutual corresponding in addition two leading role's steel 11 of standard knot are respectively by the removable two ends that are fixed on another piece junction plate 8 outsides of bolt.Be provided with support angle steel 7 in the junction of two standard knots, the two ends of supporting angle steel 7 are separately positioned on the junction of two leading role's steel of two standard knots, and the two ends of supporting angle steel 7 are bolted on respectively the inboard of corresponding two junction plates 8.
The outer end of two leading role's steel 11 that is in the standard knot of outer end is fixed with respectively a junction plate 8, support and connection have the angle steel 7 of support between two junction plates 8, two leading role's steel 11 that are in the standard knot of outer end are fixed by the outside of bolt and two junction plates 8 respectively, and the two ends of supporting accordingly angle steel 7 are bolted with the inboard of two junction plates 8 respectively.
All has center connecting plate 10 between two leading role's steel of each standard knot, center connecting plate 10 is in two middle parts of supporting the rectangle of angle steel formation at two leading role's steel and these two leading role's steel two ends, center connecting plate 10 has respectively a connecting angle 9 respectively between the both sides of two leading role's steel and two leading role's steel, an end of connecting angle 9 is with removable fixing by bolt with a side of center connecting plate 10; The other end of connecting angle 9 is removable fixing by junction plate and the middle part of corresponding leading role's steel, and the other end of connecting angle 9 is bolted on the junction plate, and junction plate is bolted on the middle part of leading role's steel.Center connecting plate 10 is on the part of connecting angle both sides and has been bolted respectively two dowels 12, an end that is in two dowels 12 of connecting angle one side all is bolted on the center connecting plate 10, the other end be bolted on respectively corresponding standard knot two leading role's steel the end junction plate on.
Leading role's steel in the present embodiment, support angle steel, dowel, connecting angle all are fixed together by bolt is removable, also can be fixed together by pin is removable.
The junction of the leading role's steel in the present embodiment, support angle steel and dowel all is provided with junction plate, and junction plate also can be set, and directly interconnects.
Claims (3)
1. plane frame Bridge Erector, comprise two girders that be arranged in parallel and the jib that two girders are coupled together, the two ends of every girder are all supported and are provided with supporting leg, it is characterized in that: described girder is assembled by elementary cell, described standard knot comprises the two leading role's steel that are parallel to each other that extend along the length direction of girder, two adjacent standard knots fixedly are bolted together by corresponding removable between both leading role's steel, be in the removable support angle steel that is fixed with in outer end of two leading role's steel of the standard knot of outer end, two adjacent standard knots are the removable support angle steel that is fixed with between two splice point of both leading role's steel, all has center connecting plate between two leading role's steel of each standard knot, a side that is respectively equipped with an end and center connecting plate between the both sides of center connecting plate and the two leading role's steel is removable fixing, the removable fixing connecting angle in middle part of the other end and corresponding leading role's steel, the termination that is provided with an end and leading role's steel between the two ends of each root leading role steel of each standard knot and the center connecting plate is removable fixing, the dowel that the other end links to each other with the corresponding termination of center connecting plate.
2. plane frame Bridge Erector according to claim 1, it is characterized in that: leading role's steel of per two adjacent standard knots is removable fixing by two junction plates respectively, two leading role's steel of two mutual correspondences of standard knot are the removable two ends that are fixed on a junction plate outside respectively, two standard knots are corresponding in addition two leading role's steel removable two ends that are fixed on another piece junction plate outside respectively mutually, the two ends of corresponding support angle steel are the removable inboard that is fixed on two junction plates respectively, be in two leading role's steel of standard knot of outer end also by two junction plates and corresponding removable the fixing of support angle steel, be in removable being fixed on the junction plate of an end of leading role's steel and corresponding support angle steel of the standard knot of outer end, be in removable being fixed on another piece junction plate of the other end of another root leading role steel and corresponding support angle steel of the standard knot of outer end, the corresponding end of corresponding dowel is removable fixing by the removable fixing termination with corresponding leading role's steel on corresponding junction plate.
3. plane frame Bridge Erector according to claim 2 is characterized in that: all pass through bolts assemblies between described leading role's steel, support angle steel, connecting angle and dowel and junction plate or the center connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220395252 CN202718041U (en) | 2012-08-10 | 2012-08-10 | Plane truss bridge girder erection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220395252 CN202718041U (en) | 2012-08-10 | 2012-08-10 | Plane truss bridge girder erection machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202718041U true CN202718041U (en) | 2013-02-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220395252 Expired - Fee Related CN202718041U (en) | 2012-08-10 | 2012-08-10 | Plane truss bridge girder erection machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202718041U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105714690A (en) * | 2016-02-03 | 2016-06-29 | 中铁一局集团有限公司 | Segmental cantilever girder lifter for large span steel and concrete composite beam erection construction |
-
2012
- 2012-08-10 CN CN 201220395252 patent/CN202718041U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105714690A (en) * | 2016-02-03 | 2016-06-29 | 中铁一局集团有限公司 | Segmental cantilever girder lifter for large span steel and concrete composite beam erection construction |
| CN105714690B (en) * | 2016-02-03 | 2017-06-06 | 中铁一局集团有限公司 | Large span steel reinforced concrete combination beam erection construction sections cantilever lifting beam machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING KERUI ANBANG TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: XINXIANG KERUI HEAVY MACHINERY TECHNOLOGY CO., LTD. Effective date: 20141230 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 453400 XINXIANG, HENAN PROVINCE TO: 100000 SHIJINGSHAN, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20141230 Address after: 100000, No. 8, building 30, Shijingshan District Hing Street, Beijing Patentee after: Beijing Kerui Anbang Technology Co., Ltd. Address before: The western part of Changyuan County, Xinxiang City People's road 453400 in Henan Province Patentee before: Xinxiang Kerui Heavy Machinery Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130206 Termination date: 20160810 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |