CN216864834U - Device is erected to zero road bed first-span T beam in two-way four lane highway bridge connection tunnels in mountain area - Google Patents
Device is erected to zero road bed first-span T beam in two-way four lane highway bridge connection tunnels in mountain area Download PDFInfo
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- CN216864834U CN216864834U CN202122949231.5U CN202122949231U CN216864834U CN 216864834 U CN216864834 U CN 216864834U CN 202122949231 U CN202122949231 U CN 202122949231U CN 216864834 U CN216864834 U CN 216864834U
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Abstract
The utility model relates to a first-span T-beam erecting device for a bridge tunnel zero roadbed of a two-way four-lane highway in a mountain area, belonging to the technical field of pavement construction such as highway engineering and the like; the T-shaped beam frame comprises a main beam frame, a front supporting leg and a rear supporting leg, wherein the bottom of the main beam frame is provided with the front supporting leg and the rear supporting leg, the front supporting leg and the rear supporting leg are adjustable in height, the bottom of the main beam frame is provided with a middle riding wheel device and a rear riding wheel device, the middle riding wheel device and the rear riding wheel device are used for moving the transverse position and the longitudinal position of the main beam frame, and the main beam frame is provided with a hoisting device for hoisting a T beam; the utility model is arranged behind the bridge abutment, the whole main beam frame can move along the transverse direction and the longitudinal direction, in addition, the hoisting device can further move on the main beam frame along the transverse direction and the longitudinal direction, the T beam can be hoisted and moved after the position is determined, the moving process is stable, the first-span T beam is transversely erected through the bridge girder erection machine under the condition of no roadbed of the bridge tunnel, and the quality of T beam erection and the construction safety are improved.
Description
Technical Field
The utility model relates to an initial-span T beam erecting device for a bridge tunnel zero roadbed of a two-way four-lane highway in a mountainous area, and belongs to the field of road surface construction equipment such as highway engineering.
Background
With the economic development of China, the coverage rate of a traffic transportation network is continuously improved, and a highway network in a mountain area is continuously perfected. Many mountainous areas of expressway have complicated terrains, are mostly high mountains and gorges, gullies are vertical and horizontal, bridges and tunnels are high, and the construction environment is very complicated. The condition that bridge tunnel zero roadbed erects the T roof beam often exists in highway construction in the mountain area, and at present, it is big to erect the construction degree of difficulty of T roof beam, and the different equipment of carrying beam, frame roof beam needs is adjusted, and the construction is difficult, and factor of safety is low, and the equipment that drops into is more, and the cost is higher.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problems in the background art, the guide wall is adjustable in overall height and convenient to disassemble and assemble, effectively solves the problems that the traditional guide wall is long in construction time, difficult to control in flatness and the like, is convenient and fast to construct, safe, reliable, economical and practical, can be used for multiple construction procedures, is wide in application range and low in cost, and has large economic benefit value and social benefit.
In order to overcome the problems in the background art and solve the problems, the utility model is realized by the following technical scheme:
zero road bed first-span T roof beam structure of mountain area two-way four lane highway bridge tunnel establishes the device and includes girder construction, preceding landing leg, middle part riding wheel device, rear portion riding wheel device, hoist device, back landing leg, preceding landing leg and back landing leg are installed to girder construction bottom, and preceding landing leg and back landing leg height-adjustable, and girder construction bottom is provided with middle part riding wheel device and rear portion riding wheel device, and middle part riding wheel device and rear portion riding wheel device are used for removing the horizontal and longitudinal position of girder construction, install the hoist device who is used for lifting by crane the T roof beam on the girder construction.
Preferably, the hoisting device comprises a hoisting frame, a driving vehicle and a winch, the driving vehicle is arranged at the top and the bottom of the hoisting frame respectively along the transverse direction and the longitudinal direction, the hoisting frame is butted with the main beam frame through the driving vehicle at the bottom, and the winch is arranged on the driving vehicle at the top.
Preferably, the front support leg comprises a driving vehicle, a front support frame, a hydraulic cylinder and a front support rail, the hydraulic cylinder is mounted at the top of the front support frame, a support used for butting the main beam frame is mounted on the hydraulic cylinder, the driving vehicle is mounted at the bottom of the front support frame, and the front support rail used for butting the driving vehicle is transversely mounted on the abutment.
Preferably, the rear support leg comprises a rear support and a hydraulic cylinder, the hydraulic cylinder is arranged on the rear support, and a support used for butting the main beam frame is mounted on the hydraulic cylinder.
Preferably, the middle riding wheel device comprises a middle riding frame and a driving vehicle, the top and the bottom of the middle riding frame are respectively provided with the driving vehicle along the longitudinal direction and the transverse direction, a middle supporting rail used for butting the driving vehicles is transversely arranged on the abutment, and the driving vehicle at the top is butted with the main beam frame.
Preferably, the rear riding wheel device comprises a support, a hydraulic cylinder and a rail car, wherein the hydraulic cylinder is mounted on the support, and the rail car for butting the main beam frame is arranged at the top of the hydraulic cylinder.
The utility model has the beneficial effects that:
the utility model is arranged behind the abutment, the whole main beam frame can move along the transverse direction and the longitudinal direction, in addition, the hoisting device can further move on the main beam frame in the transverse direction and the longitudinal direction, the T beam can be hoisted and moved after the position is determined, the moving process is stable, the first-span T beam is transversely erected through the bridge girder erection machine under the condition of no roadbed of the bridge tunnel based on special construction conditions, the operation is simple, the convenience and the rapidness are realized, the work efficiency of T beam frame facilities can be greatly improved, and the erection quality and the construction safety of the T beam are improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of section A-A of the present invention;
FIG. 3 is a cross-sectional view of section B-B of the present invention;
FIG. 4 is a cross-sectional view of the C-C section of the present invention.
The reference numbers in the figures are: 1-main beam frame, 2-front support leg, 3-middle support wheel device, 4-rear support wheel device, 5-hoisting device, 6-rear support leg, 7-driving vehicle, 8-middle support frame, 9-winch, 10-rail vehicle, 11-middle support rail, 12-front support frame, 13-hydraulic cylinder, 14-front support rail and 15-hoisting frame.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings to facilitate understanding of the skilled person.
As shown in fig. 1-4, the device for erecting the first-span T beam of the mountain area two-way four-lane highway bridge tunnel zero road base comprises a main beam frame 1, a front supporting leg 2, a middle supporting wheel device 3, a rear supporting wheel device 4, a hoisting device 5 and a rear supporting leg 6, wherein the front supporting leg 2 and the rear supporting leg 6 are installed at the bottom of the main beam frame 1, the front supporting leg 2 and the rear supporting leg 6 mainly support the main beam frame 1, the front supporting leg 2 and the rear supporting leg 6 are adjustable in height, different height positions can be conveniently adapted through height adjustment, the dismounting is convenient, the middle supporting wheel device 3 and the rear supporting wheel device 4 are arranged at the bottom of the main beam frame 1, the middle supporting wheel device 3 and the rear supporting wheel device 4 can also move the main beam frame 1 while supporting, and the middle supporting wheel device 3 and the rear supporting wheel device 4 are used for moving the main beam frame 1 in the transverse and longitudinal positions, the main beam frame 1 is provided with a hoisting device 5 for hoisting the T beam.
The hoisting device 5 comprises a hoisting frame 15, a driving vehicle 7 and a hoisting machine 9, wherein the driving vehicle 7 is arranged at the top and the bottom of the hoisting frame 15 respectively along the transverse direction and the longitudinal direction, the hoisting frame 15 is butted with the main beam frame 1 through the driving vehicle 7 at the bottom, the hoisting machine 9 is arranged on the driving vehicle 7 at the top, and the driving vehicle 7 at the top is mainly used for driving the hoisting machine 9 to move on the hoisting frame 15 along the transverse direction. The bottom drive carriage 7 controls the hoist frame 15 to move longitudinally on the main beam frame 1.
The front supporting leg 2 comprises a driving vehicle 7, a front supporting frame 12, a hydraulic cylinder 13 and a front supporting rail 14, the hydraulic cylinder 13 is mounted at the top of the front supporting frame 12, the hydraulic cylinder 13 is used for adjusting the overall height of the front supporting leg 2 and facilitating separation of the main beam frame 1, a support used for butting the main beam frame 1 is mounted on the hydraulic cylinder 13 and can be fixed on the main beam frame 1 through bolts, the driving vehicle 7 is mounted at the bottom of the front supporting frame 12, and the front supporting rail 14 used for butting the driving vehicle 7 is transversely mounted on a bridge abutment. The rear supporting leg 6 comprises a rear supporting frame and a hydraulic cylinder 13, the hydraulic cylinder 13 is arranged on the rear supporting frame, a support used for being in butt joint with the main beam frame 1 is installed on the hydraulic cylinder 13, and the hydraulic cylinder 13 is also used for adjusting the overall height of the rear supporting leg 6.
The middle riding wheel device 3 comprises a middle riding wheel frame 8 and a driving vehicle 7, wherein the driving vehicle 7 is arranged at the top and the bottom of the middle riding wheel frame 8 respectively along the longitudinal direction and the transverse direction, a middle supporting rail 11 used for butting the driving vehicle 7 is transversely arranged on the abutment, the driving vehicle 7 at the top is butted with the main beam frame 1, the driving vehicle 7 at the lower side can drive the main beam frame 1 to move along the transverse direction after being driven, and the driving vehicle 7 at the top can drive the main beam frame 1 to move in the longitudinal direction after working.
The rear riding wheel device 4 comprises a support, a hydraulic cylinder 13 and a rail car 10, the hydraulic cylinder 13 is mounted on the support, the rail car 10 used for being in butt joint with the main beam frame 1 is arranged at the top of the hydraulic cylinder 13, the rail car 10 comprises a trolley frame and rollers mounted in the trolley frame through wheel shafts, the height position of the rail car 10 can be adjusted through the hydraulic cylinder 13, meanwhile, the driving direction of the rail car 10 is longitudinally arranged, and the rail car 10 supports the main beam frame 1 and plays a role in assisting in moving during the period that the middle riding wheel device 3 drives the main beam frame 1.
And moving the rear hoisting crown block to a rear hoisting point of the T beam, hoisting the rear hoisting point of the T beam by using the rear hoisting crown block, and longitudinally moving the T beam out of the tunnel by using a hoisting crown block driving mechanism after the T beam is completely separated from the beam transporting vehicle. And when the boundary beam is transversely moved to the position of the secondary boundary beam, the beam starts to fall, the boundary beam is temporarily stopped at the position of the secondary boundary beam, and after the boundary beam is temporarily fixed, a steel wire rope for hoisting a crown block is collected to transversely move the bridge girder erection machine to the position of the middle beam. The hoisting overhead traveling crane is moved to the rear end of the bridge girder erection machine, the edge beam is extracted by the girder transporting vehicle and transported to the lower part of the bridge girder erection machine, the front hoisting overhead traveling crane is used for hoisting the front hoisting point of the T-shaped girder, the rear hoisting point of the T-shaped girder is hoisted by the rear hoisting overhead traveling crane, the T-shaped girder is longitudinally moved out of the tunnel by using the hoisting overhead traveling crane driving mechanism, the girder begins to fall when the T-shaped girder is longitudinally moved to the middle girder position, the edge beam is temporarily stopped at the middle girder position, and the girder is kept stable by the hoisting overhead traveling crane hoisting girder steel wire rope. And (3) removing the rear 2 sections (24 meters) of the girder truss of the bridge girder erection machine at the truss connecting joint, so that the girder truss inside and outside the tunnel is separated, and the limitation of the net width of the tunnel on the transverse movement of the bridge girder erection machine is removed. The side beams are lifted up again by the stress of the front support legs and the middle supports of the bridge girder erection machine, the side beams are transversely moved to the positions corresponding to the side beams under the action of the driving mechanism of the middle support wheel set, the beams fall, and the side beams are fixed by battens. And (4) retracting a steel wire rope for lifting the crown block, transversely moving the bridge girder erection machine to the position of the secondary boundary beam, lifting the boundary beam again, transversely moving the boundary beam to the corresponding position of the boundary beam, dropping the beam, and fixing the boundary beam by using battens. The steel wire rope of the hoisting crown block is retracted to transversely move the bridge girder erection machine to the middle beam position, the rear two (24 m) trusses in the tunnel are connected with the main girder truss outside the tunnel again, the hoisting crown block is moved to the rear end of the bridge girder erection machine, the secondary side beam is extracted by the girder transport vehicle and transported to the lower part of the bridge girder erection machine, the front hoisting point of the T beam is hoisted by the front hoisting crown block, the rear hoisting point of the T beam is hoisted by the rear hoisting crown block, the T beam is longitudinally moved to be in place by using the hoisting crown block driving mechanism, the beam is dropped to the lowest position where the secondary side beam can transversely move, and the secondary side beam is transversely moved to the corresponding position to be in place, dropped and fixed. After the first span T beam is erected, the subsequent erection work is not limited by the space of the tunnel, and the rest span T beam can be erected normally according to a common beam erecting mode.
The utility model is arranged behind the abutment, the whole main beam frame can move along the transverse direction and the longitudinal direction, in addition, the hoisting device can further move on the main beam frame in the transverse direction and the longitudinal direction, the T beam can be hoisted and moved after the position is determined, the moving process is stable, the first-span T beam is transversely erected through the bridge girder erection machine under the condition of no roadbed of the bridge tunnel based on special construction conditions, the operation is simple, the convenience and the rapidness are realized, the work efficiency of T beam frame facilities can be greatly improved, and the erection quality and the construction safety of the T beam are improved.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the utility model, and that, although the utility model has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the utility model as defined by the appended claims.
Claims (6)
1. The utility model provides a zero road bed of two-way four lane highway bridge tunnel of mountain area first strides T roof beam handing equipment which characterized in that: zero road bed first-span T roof beam structure of mountain area two-way four lane highway bridge tunnel establishes the device and includes girder construction, preceding landing leg, middle part riding wheel device, rear portion riding wheel device, hoist device, back landing leg, preceding landing leg and back landing leg are installed to girder construction bottom, and preceding landing leg and back landing leg height-adjustable, and girder construction bottom is provided with middle part riding wheel device and rear portion riding wheel device, and middle part riding wheel device and rear portion riding wheel device are used for removing the horizontal and longitudinal position of girder construction, install the hoist device who is used for lifting by crane the T roof beam on the girder construction.
2. The mountain area bidirectional four-lane highway bridge tunnel zero-road first-span T-beam erecting device according to claim 1, characterized in that: the hoisting device comprises a hoisting frame, a driving vehicle and a winch, wherein the driving vehicle is arranged at the top and the bottom of the hoisting frame respectively along the transverse direction and the longitudinal direction, the hoisting frame is in butt joint with the main beam frame through the driving vehicle at the bottom, and the winch is arranged on the driving vehicle at the top.
3. The mountain area bidirectional four-lane highway bridge tunnel zero-road first-span T-beam erecting device according to claim 1 or 2, characterized in that: the front supporting legs comprise driving vehicles, front supporting frames, hydraulic cylinders and front supporting rails, the hydraulic cylinders are mounted at the tops of the front supporting frames, supports used for being in butt joint with the main beam frame are mounted on the hydraulic cylinders, the driving vehicles are mounted at the bottoms of the front supporting frames, and the front supporting rails used for being in butt joint with the driving vehicles are transversely mounted on the bridge abutment.
4. The mountain area bidirectional four-lane highway bridge tunnel zero-road first-span T-beam erecting device according to claim 3, characterized in that: the rear supporting legs comprise rear supporting frames and hydraulic cylinders, the hydraulic cylinders are arranged on the rear supporting frames, and supports used for being in butt joint with the main beam frame are installed on the hydraulic cylinders.
5. The mountain area bidirectional four-lane highway bridge tunnel zero-road first-span T-beam erecting device according to claim 1 or 4, characterized in that: the middle supporting wheel device comprises a middle supporting frame and a driving vehicle, the driving vehicles are arranged at the top and the bottom of the middle supporting frame respectively along the longitudinal direction and the transverse direction, a middle supporting rail used for butting the driving vehicles is transversely arranged on the abutment, and the driving vehicle at the top is butted with the main beam frame.
6. The mountain area bidirectional four-lane highway bridge tunnel zero-road first-span T-beam erecting device according to claim 5, characterized in that: the rear riding wheel device comprises a support, a hydraulic cylinder and a rail car, wherein the hydraulic cylinder is mounted on the support, and the rail car for butting the main beam frame is arranged at the top of the hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122949231.5U CN216864834U (en) | 2021-11-29 | 2021-11-29 | Device is erected to zero road bed first-span T beam in two-way four lane highway bridge connection tunnels in mountain area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122949231.5U CN216864834U (en) | 2021-11-29 | 2021-11-29 | Device is erected to zero road bed first-span T beam in two-way four lane highway bridge connection tunnels in mountain area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216864834U true CN216864834U (en) | 2022-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122949231.5U Active CN216864834U (en) | 2021-11-29 | 2021-11-29 | Device is erected to zero road bed first-span T beam in two-way four lane highway bridge connection tunnels in mountain area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216864834U (en) |
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2021
- 2021-11-29 CN CN202122949231.5U patent/CN216864834U/en active Active
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