CN214935466U - Lifting and adjusting device for ultra-wide and overweight beam section - Google Patents
Lifting and adjusting device for ultra-wide and overweight beam section Download PDFInfo
- Publication number
- CN214935466U CN214935466U CN202121634361.3U CN202121634361U CN214935466U CN 214935466 U CN214935466 U CN 214935466U CN 202121634361 U CN202121634361 U CN 202121634361U CN 214935466 U CN214935466 U CN 214935466U
- Authority
- CN
- China
- Prior art keywords
- ultra
- horizontal
- bailey
- wide
- beam section
- 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.)
- Active
Links
Images
Abstract
The utility model relates to a super wide overweight roof beam section promotes adjusting device belongs to bridge construction auxiliary assembly field, it includes horizontal sideslip mechanism, the level indulges and moves mechanism and hoist mechanism, hoist mechanism is located the level and indulges the top of moving the mechanism and indulges with the level and move the mechanism and be connected, the level is indulged and is moved the mechanism and slide with horizontal sideslip mechanism and be connected, the level is indulged and is moved the mechanism and include supporting component, supporting track and level are indulged and move the piece, supporting component is connected with horizontal sideslip mechanism, supporting track is located supporting component's top and with supporting component fixed connection, supporting track's length direction is perpendicular with the moving direction of horizontal sideslip mechanism, hoist mechanism and level are indulged and are moved a fixed connection. This application has the effect that makes precast beam section can be placed in accurate position department fast.
Description
Technical Field
The application relates to the field of auxiliary equipment for bridge construction, in particular to a lifting and adjusting device for an ultra-wide and ultra-heavy beam section.
Background
The ultra-wide and ultra-heavy beam section is a beam-arch combined section and is used for connecting the steel box beams of two sections of bearing beams, in the construction process of the bridge, the installation and construction of the ultra-wide and ultra-heavy beam section are generally carried out in a field floating crane hoisting or pushing mode, the weight of a single piece of the ultra-wide and ultra-heavy beam section is large and can reach more than 1000 tons, a huge concentrated load is applied to the end of the beam in the pushing process, the steel box beam and a temporary pier are extremely unfavorable under the state of a long cantilever, and the station position requirement of a large crane is mostly not met in the operation environment.
At present, the referenced chinese patent with application number 202010519749.2 discloses a method and a device for installing a prefabricated bridge deck between sections of a steel-concrete composite beam, which includes hoisting the prefabricated bridge deck to be installed to a pre-storage position, installing long rails and short rails in the area to be installed, installing ascending shoes and descending shoes detachably on the long rails and the short rails, installing trusses on the short rails, adjusting the width between main trusses of the trusses to a proper distance, moving the prefabricated slabs to a position above a target position through the combination of the long rails and the short rails by using a traction system, lifting the system to work to separate the trusses from the ground, and finally, dropping the prefabricated bridge deck to the target position by using the hoisting system.
In view of the above-mentioned related technologies, the inventor believes that the installation truss vehicle can only move linearly on the long rail and the short rail, and when the prefabricated slab is driven by the traction system to move, the position where the prefabricated slab is placed is easy to shift, which is inconvenient for the operator to adjust the position of the prefabricated slab in time.
SUMMERY OF THE UTILITY MODEL
In order to enable the precast beam section to be placed at an accurate position quickly, the application provides an ultra-wide and super-heavy beam section lifting and adjusting device.
The application provides a super wide overweight roof beam section promotes adjusting device adopts following technical scheme:
the utility model provides an overweight roof beam section of super width promotes adjusting device, including horizontal sideslip mechanism, the level indulges and moves mechanism and hoist mechanism, hoist mechanism is located the level and indulges the top of moving the mechanism and indulge with the level and move the mechanism and be connected, the level indulges and moves the mechanism and slide with horizontal sideslip mechanism and be connected, the level is indulged and is moved the mechanism and include supporting component, supporting track and level and indulge and move the piece, supporting component and horizontal sideslip mechanism are connected, the supporting track is located supporting component's top and with supporting component fixed connection, the orbital length direction of support is perpendicular with the direction of movement of horizontal sideslip mechanism, hoist mechanism and level are indulged and are moved a fixed connection.
By adopting the technical scheme, the horizontal transverse moving mechanism can enable the horizontal longitudinal moving mechanism to drive the lifting mechanism to carry out transverse movement on the horizontal plane, the horizontal longitudinal moving piece can drive the lifting mechanism to carry out longitudinal movement on the horizontal plane on the supporting track, the lifting mechanism can lift the ultra-wide overweight beam section, namely, in the lifting process of the ultra-wide overweight beam section, the ultra-wide overweight beam section can carry out movement in the three-dimensional direction, the ultra-wide overweight beam section can be conveniently and quickly placed at the correct position between two sections of bearing beams, and the placing accuracy of the ultra-wide overweight beam section is improved.
Optionally, the support assembly includes a bailey bed beam and a bailey frame, the bailey bed beam is located above the horizontal traversing mechanism and connected with the horizontal traversing mechanism, the length direction of the bailey bed beam is perpendicular to the length direction of the bailey frame, the bailey frame is fixedly connected with the bailey bed beam, and the support rail is located above the bailey frame and fixedly connected with the bailey frame.
Through adopting above-mentioned technical scheme, indulge the top of moving the mechanism in bailey frame with the level, bailey frame's self intensity helps improving the bearing capacity that the level was indulged the mechanism, bailey bed beam uses with bailey frame cooperation, makes firmly be connected between level is indulged the mechanism and is violently moved the mechanism with the level, is difficult for breaking away from each other and damaging in the course of the work, in addition, bailey frame makes the lifting assembly be in higher position, helps making the lifting assembly drive super wide overweight roof beam section and move on vertical face to a great extent.
Optionally, an inclined strut is arranged between the bailey frames, and two ends of the inclined strut are fixedly connected with the bailey frames.
Through adopting above-mentioned technical scheme, the bracing piece plays support and reinforced effect to the bailey frame, makes the difficult slope that produces of bailey frame, helps making the lasting effect that plays of bailey frame.
Optionally, a reinforcing chord is connected between the bailey frames.
By adopting the technical scheme, the reinforcing chord plays a role in reinforcing the bailey backing beam, the bending performance of the bailey truss during large-span lifting of the ultra-wide overweight beam section is improved, and the bailey truss is not easy to damage due to bending.
Optionally, the support rail is an i-steel rail, the horizontal longitudinal moving piece is a longitudinal moving trolley, and the longitudinal moving trolley is located above the support rail and connected with the support rail in a sliding manner.
By adopting the technical scheme, when the ultra-wide and ultra-heavy beam section needs to move longitudinally on the horizontal plane, the longitudinal moving trolley drives the hoisting component to slide along the supporting track, and the mode that the ultra-wide and ultra-heavy beam section moves longitudinally on the horizontal plane is simple and convenient.
Optionally, the two ends of the supporting track in the length direction are fixedly connected with anti-falling blocks.
Through adopting above-mentioned technical scheme, the anticreep piece can be spacing to indulging the dolly that moves, makes to indulge and move the dolly and be difficult for breaking away from the support track.
Optionally, the horizontal traversing mechanism includes a traversing rail and a traversing trolley, the traversing rail is used for being fixedly connected with the top wall of the bearing beam, the length direction of the traversing rail is parallel to the length direction of the beret beam, and the traversing trolley is located above the traversing rail and is in horizontal sliding connection with the traversing rail.
By adopting the technical scheme, when the ultra-wide and ultra-heavy beam section transversely moves on the horizontal plane, the transverse moving trolley moves on the transverse moving track, so that the ultra-wide and ultra-heavy beam section can move in the transverse direction of the horizontal plane.
Optionally, the sideslip dolly includes the bearing box and removes the wheel, removes the wheel and is equipped with a plurality ofly and symmetry setting in the both sides that the bearing box is parallel to each other, removes wheel and bearing box and rotates to be connected, removes the periphery wall and the sideslip rail laminating of wheel.
Through adopting above-mentioned technical scheme, move sideslip dolly simple structure, it is convenient to assemble, and repeatedly usable.
Optionally, the lifting mechanism comprises a supporting pad beam and a lifting piece, the length direction of the supporting pad beam is parallel to that of the bailey pad beam, and the lifting piece is fixedly connected with the supporting pad beam and used for driving the ultra-wide and ultra-heavy beam section to vertically move after being connected with the ultra-wide and ultra-heavy beam section.
Through adopting above-mentioned technical scheme, support the filler beam and play the fixed action to the piece that lifts by crane, help improving the connection stability of piece that lifts by crane on bailey frame.
To sum up, the application comprises the following beneficial technical effects:
1. the horizontal transverse moving mechanism, the horizontal longitudinal moving mechanism and the lifting mechanism are sequentially arranged on the top wall of the bearing beam, so that the ultra-wide overweight beam section can move in the three-dimensional direction in the lifting process, an operator can adjust the position of the ultra-wide overweight beam section, and the ultra-wide overweight beam section can be quickly and accurately placed at a proper position;
2. the support assembly is arranged into the bailey frames and the bailey backing beams, so that the bailey frames are connected stably, and the bailey frames are beneficial to bearing the gravity of the ultra-wide overweight beam sections;
3. through set up the diagonal brace between bailey frame, can support bailey frame, make bailey frame be difficult for damaging because of warping.
Drawings
Fig. 1 is a schematic perspective view of an ultra-wide overweight beam section lifting and adjusting device according to an embodiment of the present application;
fig. 2 is a schematic perspective view of a projecting longitudinally-moving trolley in an ultra-wide superheavy beam segment lifting and adjusting device according to an embodiment of the present application;
fig. 3 is a schematic perspective view of a protruding bailey frame in an ultra-wide overweight beam section lifting and adjusting device according to an embodiment of the present application.
Description of reference numerals: 1. a horizontal traversing mechanism; 11. traversing the track; 12. transversely moving the trolley; 121. a bearing box; 122. a moving wheel; 123. hooking; 2. a horizontal longitudinal movement mechanism; 21. a support assembly; 211. a bailey bolster; 212. a bailey frame; 22. a support rail; 23. a horizontal longitudinal movement member; 3. a lifting mechanism; 31. a support bolster; 32. a hoisting member; 4. a diagonal brace; 5. a reinforcing chord; 6. an anti-drop block; 7. a load-bearing beam.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses super wide overweight roof beam section promotes adjusting device. Referring to fig. 1, the lifting and adjusting device for the ultra-wide and ultra-heavy beam section comprises a horizontal traversing mechanism 1, a horizontal longitudinal moving mechanism 2 and a lifting mechanism 3, wherein a transverse frame of the horizontal traversing mechanism 1 is arranged above two sections of bearing beams 7 and is fixedly connected with the bearing beams 7, the horizontal longitudinal moving mechanism 2 is connected with the horizontal traversing mechanism 1 in a sliding manner, and the lifting mechanism 3 is arranged above the horizontal longitudinal moving mechanism 2 and is connected with the horizontal longitudinal moving mechanism 2. The horizontal transverse moving mechanism 1 can enable the horizontal longitudinal moving mechanism 2 to drive the lifting mechanism 3 to move transversely on the horizontal plane, the horizontal longitudinal moving mechanism 2 can drive the lifting mechanism 3 to move longitudinally on the horizontal plane on the horizontal transverse moving mechanism 1, the lifting mechanism 3 can lift the ultra-wide overweight beam section on the vertical plane, namely, the ultra-wide overweight beam section can move in the three-dimensional direction in the lifting process, the position of the ultra-wide overweight beam section can be adjusted by an operator, and then the ultra-wide overweight beam section can be conveniently and quickly placed at the correct position between the two sections of bearing beams 7, so that the placement accuracy of the ultra-wide overweight beam section can be improved.
As shown in fig. 1, the horizontal traverse mechanism 1 includes a traverse rail 11 and a traverse trolley 12, the traverse rail 11 is an i-beam rail, the two traverse rails 11 are arranged in parallel, the bottom wall of the traverse rail 11 is welded and fixed to the top wall of the bearing beam 7, and the traverse trolley 12 is located above the traverse rail 11 and is connected with the traverse rail 11 in a horizontal sliding manner. The horizontal longitudinal moving mechanism 2 is arranged above the transverse moving trolley 12, when the ultra-wide and ultra-heavy beam section needs to move transversely on a horizontal plane, the transverse moving trolley 12 moves horizontally on the transverse moving track 11, and the moving mode of the ultra-wide and ultra-heavy beam section is simple and convenient.
As shown in fig. 2, the traverse trolley 12 includes a bearing box 121 and moving wheels 122, the bearing box 121 is a box body without bottom wall made of welded steel plates, a plurality of moving wheels 122 are provided, four moving wheels are provided in this embodiment, and are disposed inside two side walls of the length edge of the bearing box 121 in a pairwise symmetry manner, the moving wheels 122 are rotatably connected with the bearing box 121 through rotating shafts, and the peripheral wall of the moving wheels 122 is attached to the traverse rail 11. The traverse trolley 12 has a simple structure, the traverse trolley 12 can be manufactured by itself, the manufacturing and assembling processes are simple and convenient, and the traverse trolley 12 can be repeatedly used.
As shown in fig. 1, the horizontal translation mechanism 2 includes a support member 21, a support rail 22 and a horizontal translation member 23, the support member 21 is connected to the traverse carriage 12, the structure of the support rail 22 is the same as that of the traverse rail 11, the length direction of the support rail 22 is perpendicular to that of the traverse rail 11, and the support rail 22 is located above the support member 21 and is fixedly connected to the support member 21. The horizontal longitudinal moving piece 23 is a longitudinal moving trolley which has the same structure as the transverse moving trolley 12, and the longitudinal moving trolley is positioned above the supporting track 22 and is horizontally connected with the supporting track 22 in a sliding manner. The lifting mechanism 3 is positioned above the longitudinal moving trolley and is fixedly connected with the longitudinal moving trolley. The horizontal longitudinal moving mechanism 2 is simple and convenient in mounting and dismounting mode, the horizontal longitudinal moving piece 23 can drive the lifting mechanism 3 to longitudinally move on the horizontal plane on the supporting rail 22 by moving on the supporting rail 22, and the driving mode is simple and convenient.
In addition, as shown in fig. 2, the side walls of the traverse trolley 12 and the side walls of the longitudinal trolley are provided with hooks 123, the end portions of the traverse rail 11 and the support rail 22 are provided with counter-pull points, the traverse trolley 12 and the longitudinal trolley can be pulled and moved by chain blocks, and the anti-drop blocks 6 are welded at both ends of the traverse rail 11 in the length direction and both ends of the support rail 22 in the length direction. When the traverse trolley 12 and the longitudinal trolley move, the traverse trolley 12 and the longitudinal trolley are not easy to separate from the traverse rail 11 and the support rail 22.
As shown in fig. 1, since the super-wide super-heavy beam section has a large self-weight, the support assembly 21 should have a large bearing force, the support assembly 21 includes a bailey cushion beam 211 and a bailey frame 212, the length direction of the bailey cushion beam 211 is parallel to the length direction of the traverse rail 11, two bailey cushion beams 211 are horizontally arranged above the traverse trolley 12, and the bailey cushion beam 211 is made of section steel. Two bailey frames 212 are arranged and are located above the bailey cushion beam 211, the bailey frames 212 are connected with the bailey cushion beam 211 through bolts, and the length direction of the bailey cushion beam 211 is perpendicular to the length direction of the bailey frames 212. The top wall of the bailey truss 212 is welded with distribution beams, the length direction of the distribution beams is parallel to the length direction of the transverse moving track 11, at least two distribution beams are arranged, and the top wall of each distribution beam is welded with the bottom wall of the support track 22. The bailey frames 212 have the advantages of large bearing capacity, strong structural rigidity, long fatigue life and the like, so that the bailey frames 212 are beneficial to smoothly hoisting the ultra-wide and overweight beam sections; the bailey frames 212 have a certain height, so the use of the bailey frames 212 is beneficial to meeting the height requirement required when an ultra-wide overweight beam section is lifted, and the bailey frames 212 are connected with the traversing trolley 12 through the bailey backing beams 211, so that the bailey frames 212 are beneficial to being stably connected.
As shown in fig. 1 and 3, in order to connect the bailey frames 212 more stably, the diagonal braces 4 are provided between the bailey frames 212, one ends of the diagonal braces 4 are connected to the top ends of the bailey frames 212 by bolts, the other ends are connected to the bottom ends of the bailey frames 212 by bolts, and a plurality of diagonal braces 4, four in this embodiment, may be provided at both ends of the bailey frames 212 in the longitudinal direction. The bottom end of the adjacent bailey truss 212 is provided with a reinforcing chord 5, the length direction of the reinforcing chord 5 is parallel to the length direction of the transverse moving track 11, the two sides of the length direction of the reinforcing chord 5 are connected with the bailey truss 212 through bolts and fixed by using a groove 10 bailey hoop, and the reinforcing chord 5 is provided with a plurality of ends which are positioned on the length direction of the bailey truss 212. The reinforcing chord 5 and the inclined strut 4 can support the bailey truss 212, so that the bending performance of the bailey truss 212 during large-span lifting of an ultra-wide and ultra-heavy beam section is improved, and the bailey truss 212 is not easy to damage.
As shown in fig. 1, the lifting mechanism 3 includes lifting members 32 and support pad beams 31, the support pad beams 31 are made of steel plates, the length direction of the support pad beams 31 is parallel to the length direction of the berey pad beams 211, the support pad beams 31 are two parallel beams and are horizontally placed above the longitudinally moving trolley, the lifting members 32 are located above the support pad beams 31 and are fixedly connected with the support pad beams 31 through bolts, in this embodiment, the lifting members 32 are four, and are symmetrically distributed on the top walls of the two support pad beams 31. The lifting member 32 may be a door hanger, a jack, or the like. The lifting pieces 32 can enable the ultra-wide and ultra-heavy beam sections to move on a vertical surface, the lifting is simple and convenient, in the process, the four lifting pieces 32 can enable the ultra-wide and ultra-heavy beam sections to move stably, and the supporting pad beam 31 can help the lifting pieces 32 to play a role efficiently.
The implementation principle of the lifting and adjusting device for the ultra-wide and ultra-heavy beam section in the embodiment of the application is as follows: the horizontal transverse moving mechanism 1, the horizontal longitudinal moving mechanism 2 and the lifting mechanism 3 are sequentially arranged on the top wall of the bearing beam 7, and then after the lifting piece 32 is fixedly connected with the ultra-wide ultra-heavy beam section, the lifting piece 32 can lift the ultra-wide ultra-heavy beam section on the vertical surface; in the lifting process of the ultra-wide and ultra-heavy beam section, an operator can transversely move the ultra-wide and ultra-heavy beam section on the horizontal plane through the horizontal transverse moving mechanism 1 according to working conditions, and can longitudinally move the ultra-wide and ultra-heavy beam section on the horizontal plane through the horizontal longitudinal moving mechanism 2, and the ultra-wide and ultra-heavy beam section can move in the three-dimensional direction in the lifting process, so that the operator can adjust the position of the ultra-wide and ultra-heavy beam section, and the ultra-wide and ultra-heavy beam section can be conveniently and quickly placed at the correct position between the two sections of the bearing beams 7.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a super wide overweight roof beam section promotes adjusting device which characterized in that: including horizontal sideslip mechanism (1), horizontal indulge and move mechanism (2) and hoist mechanism (3), hoist mechanism (3) are located the top that the horizontal indulged and move mechanism (2) and indulge with the horizontal and move mechanism (2) and be connected, horizontal indulges and move mechanism (2) and slide with horizontal sideslip mechanism (1) and be connected, horizontal indulges and moves mechanism (2) including supporting component (21), supporting track (22) and horizontal indulge and move piece (23), supporting component (21) are connected with horizontal sideslip mechanism (1), supporting track (22) are located the top of supporting component (21) and with supporting component (21) fixed connection, the length direction of supporting track (22) is perpendicular with the moving direction of horizontal sideslip mechanism (1), hoist mechanism (3) and horizontal indulge and move piece (23) fixed connection.
2. An ultra-wide and ultra-heavy beam section lifting adjustment device according to claim 1, characterized in that: the support assembly (21) comprises a Bailey cushion beam (211) and a Bailey frame (212), the Bailey cushion beam (211) is located above the horizontal transverse moving mechanism (1) and is connected with the horizontal transverse moving mechanism (1), the length direction of the Bailey cushion beam (211) is perpendicular to that of the Bailey frame (212), the Bailey frame (212) is fixedly connected with the Bailey cushion beam (211), and the support rail (22) is located above the Bailey frame (212) and is fixedly connected with the Bailey frame (212).
3. An ultra-wide and ultra-heavy beam section lifting adjustment device according to claim 2, characterized in that: inclined supporting rods (4) are arranged between the Bailey frames (212), and two ends of each inclined supporting rod (4) are fixedly connected with the Bailey frames (212).
4. An ultra-wide and ultra-heavy beam section lifting adjustment device according to claim 2, characterized in that: and a reinforcing chord (5) is connected between the Bailey frames (212).
5. An ultra-wide and ultra-heavy beam section lifting adjustment device according to claim 1, characterized in that: the supporting track (22) is an I-steel track, the horizontal longitudinal moving piece (23) is a longitudinal moving trolley, and the longitudinal moving trolley is located above the supporting track (22) and connected with the supporting track (22) in a sliding mode.
6. An ultra-wide and ultra-heavy beam section lifting adjustment device according to claim 1, characterized in that: the anti-falling block (6) is fixedly connected to the two ends of the supporting track (22) in the length direction.
7. An ultra-wide and ultra-heavy beam section lifting adjustment device according to claim 1, characterized in that: the horizontal transverse moving mechanism (1) comprises a transverse moving rail (11) and a transverse moving trolley (12), the transverse moving rail (11) is fixedly connected with the top wall of the bearing beam (7), the length direction of the transverse moving rail (11) is parallel to the length direction of the Berea pad beam (211), and the transverse moving trolley (12) is located above the transverse moving rail (11) and is horizontally and slidably connected with the transverse moving rail (11).
8. An ultra-wide and ultra-heavy beam section lifting adjustment device according to claim 7, characterized in that: the transverse moving trolley (12) comprises a bearing box (121) and moving wheels (122), the moving wheels (122) are symmetrically arranged on two sides of the bearing box (121) which are parallel to each other, the moving wheels (122) are rotatably connected with the bearing box (121), and the peripheral wall of each moving wheel (122) is attached to the transverse moving rail (11).
9. An ultra-wide and ultra-heavy beam section lifting adjustment device according to claim 2, characterized in that: the lifting mechanism (3) comprises a supporting pad beam (31) and a lifting piece (32), the length direction of the supporting pad beam (31) is parallel to that of the Bailey pad beam (211), and the lifting piece (32) is fixedly connected with the supporting pad beam (31) and used for driving the ultra-wide and ultra-heavy beam section to vertically move after being connected with the ultra-wide and ultra-heavy beam section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121634361.3U CN214935466U (en) | 2021-07-16 | 2021-07-16 | Lifting and adjusting device for ultra-wide and overweight beam section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121634361.3U CN214935466U (en) | 2021-07-16 | 2021-07-16 | Lifting and adjusting device for ultra-wide and overweight beam section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214935466U true CN214935466U (en) | 2021-11-30 |
Family
ID=79072676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121634361.3U Active CN214935466U (en) | 2021-07-16 | 2021-07-16 | Lifting and adjusting device for ultra-wide and overweight beam section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214935466U (en) |
-
2021
- 2021-07-16 CN CN202121634361.3U patent/CN214935466U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101260650B (en) | 50m/1430t double width integral box girder construction process | |
| CN203049466U (en) | Downward bracket self-moving formwork bridge fabrication machine | |
| CN101787678A (en) | Large-span section assembling bridge manufacturing machine and assembling construction process thereof | |
| CN111038940A (en) | Rail mounted is used for hoist and mount traction system of transportation | |
| CN103030070B (en) | A kind of can the transfer crane of traveling and operation on ramp | |
| CN111455852A (en) | Assembling method of movable formwork for bridge construction | |
| CN110878532B (en) | Subway box girder translation construction device and method | |
| CN215252400U (en) | Self-supporting synchronous hanger system for corrugated steel web construction | |
| CN214935466U (en) | Lifting and adjusting device for ultra-wide and overweight beam section | |
| CN218893051U (en) | Step stone traction track device | |
| CN110565531B (en) | Construction channel structure and installation method | |
| CN112211112A (en) | Steel box girder installation method adopting double-guide-girder erection machine on existing bridge | |
| CN217078420U (en) | Linear girder steel self-propelled installation device that slides of adjustable bridge | |
| CN114319145B (en) | Bridge erection method using bridge girder erection machine | |
| CN105464000A (en) | Cast-in-place box beam moving formwork | |
| CN212505899U (en) | Lightweight prestressing trackless construction hanging basket | |
| CN113774813A (en) | Traction deviation rectifying equipment convenient for installing large-section steel truss box girder | |
| CN213200946U (en) | Movable cement steel plate foundation | |
| CN209835463U (en) | Prefabricated bridge deck hoisting equipment | |
| CN113152309A (en) | Self-supporting synchronous hanging bracket system for corrugated steel web construction and construction method | |
| CN112482241A (en) | Walking type hanging bracket for post-pouring section of box girder flange plate and construction method thereof | |
| CN203048438U (en) | Door type hoist capable of traveling and operating on slope | |
| CN211711873U (en) | Rail mounted is used for hoist and mount traction system of transportation | |
| CN215714705U (en) | Continuous rigid frame hanging basket air back pressure construction device | |
| CN218951994U (en) | Running gear for bridge fabrication machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |