CN222893515U - Movable continuous rigid frame bridge template support system - Google Patents
Movable continuous rigid frame bridge template support system Download PDFInfo
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- CN222893515U CN222893515U CN202421915636.4U CN202421915636U CN222893515U CN 222893515 U CN222893515 U CN 222893515U CN 202421915636 U CN202421915636 U CN 202421915636U CN 222893515 U CN222893515 U CN 222893515U
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Abstract
本实用新型公开了一种移动式连续刚构桥模板支架体系，属于刚构桥施工技术领域，包括移动托架和装配式支撑架，装配式支撑架设于移动托架上、且其顶部支撑结构支撑模板，移动托架上起吊装置能够吊装装配式支撑架的模块单元；移动托架的底部外侧设有升降加固装置。利用起吊装置逐一吊装模块单元，实现在移动托架上搭建装配式支撑架；利用升降加固装置使支撑结构对刚构桥顶部模板进行支撑、同时对移动支架进行固定，避免移动托架及装配式支撑架在施工过程中发生移位而影响施工质量；施工完毕，利用升降加固装置使支撑结构脱离刚构桥顶部，借助移动托架将装配式支撑架移至另一桥洞施工。本实用新型操作灵活方便，降低了劳动强度，提高了施工进度。
The utility model discloses a mobile continuous rigid frame bridge formwork support system, which belongs to the technical field of rigid frame bridge construction, including a mobile bracket and an assembled support frame. The assembled support frame is arranged on the mobile bracket, and its top support structure supports the formwork. The lifting device on the mobile bracket can lift the module unit of the assembled support frame; the bottom outer side of the mobile bracket is provided with a lifting and reinforcing device. The lifting device is used to lift the module units one by one to realize the construction of the assembled support frame on the mobile bracket; the lifting and reinforcing device is used to make the support structure support the top formwork of the rigid frame bridge and fix the mobile bracket at the same time, so as to avoid the displacement of the mobile bracket and the assembled support frame during the construction process and affect the construction quality; after the construction is completed, the lifting and reinforcing device is used to make the support structure detach from the top of the rigid frame bridge, and the assembled support frame is moved to another bridge hole for construction with the help of the mobile bracket. The utility model is flexible and convenient to operate, reduces labor intensity, and improves construction progress.
Description
Technical Field
The utility model belongs to the technical field of rigid frame bridge construction, and particularly relates to a movable continuous rigid frame bridge template support system.
Background
The rigid frame bridge is a channel which is built below the roadbed and through which water flows at the place where the highway or railway intersects with the ditch or river channel, so that the water can pass conveniently and the traffic is not hindered. At present, the continuous rigid frame bridge construction mode is to construct a full framing to support a bridge hole template for concrete pouring, and the full framing is time-consuming and labor-consuming to construct and disassemble, and has low working efficiency. If the number of bridge openings is large, the labor intensity of workers is high, and the construction progress can be influenced.
Disclosure of utility model
In order to solve the problems, the utility model provides a movable continuous rigid frame bridge template support system.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
The movable continuous rigid frame bridge formwork support system comprises a movable bracket and an assembled support frame, wherein a support structure for supporting a formwork is arranged at the top of the assembled support frame, the assembled support frame is arranged on the movable bracket, a lifting device is arranged on the movable bracket and used for lifting a module unit of the assembled support frame, and a lifting reinforcing device is arranged on the outer side of the bottom of the movable bracket.
Further, the assembled support frame comprises a vertical frame and a horizontal frame, the horizontal frame is rectangular and is arranged at the top of a bridge hole of the rigid frame bridge, four vertical frames are respectively arranged at the bottoms of four corners of the horizontal frame, the bottoms of each vertical frame are arranged on a movable bracket, and lifting reinforcing devices are symmetrically arranged at the outer sides of the bottoms of the movable brackets.
Further, the module unit comprises an upright truss module, a horizontal truss module and a connecting truss module, wherein the horizontal frame is formed by connecting a plurality of horizontal truss modules end to end, the vertical frame is formed by connecting a plurality of upright truss modules from top to bottom in sequence, the connecting truss module is arranged at the junction of the vertical frame and the horizontal frame, the connecting truss module is of a frame type structure, the outer side of a top frame of the connecting truss module is provided with an upwardly extending connecting part, the inner side of the top frame is provided with an inwardly extending supporting part, the top frame is connected with the bottom of the horizontal truss module through a support, and the top of the horizontal truss module and the outer side frame of the connecting truss module are connected with a supporting structure.
Further, the supporting structure comprises a supporting seat and supporting rods, wherein the supporting seat comprises a plurality of supporting seats arranged at the top of the horizontal frame and used for supporting the horizontal templates at the bottom of the bridge opening, and the supporting rods are a plurality of arc templates which are sequentially arranged on the side surfaces of the connecting truss modules in an end-to-end adjacent inclined mode and used for supporting arc transition sections at two sides of the top of the bridge opening.
Further, the movable bracket comprises a bottom plate, a rectangular frame around and a hoisting platform at the top of the rectangular frame, rollers are arranged below the bottom plate, the vertical frame is arranged inside the rectangular frame, the top of the rectangular frame is connected with the hoisting platform, the bottom of the rectangular frame is connected with the bottom plate, one end of the hoisting platform extends to the outside of the rectangular frame, and the hoisting device is connected with the hoisting platform.
Further, the lifting device comprises a lifting mechanism and a lifting trolley, wherein the lifting mechanism is used for lifting the assembled vertical frame, and the lifting trolley is used for lifting the vertical truss module and moving to the lower part of the vertical frame to be used for assembling the vertical frame.
Further, the lifting mechanism comprises a jack and a connecting frame, the jack is arranged on the hoisting platform, a lifting rod of the jack penetrates through the hoisting platform to be connected with the connecting frame, the connecting frame can be connected with an upright truss module at the bottom of the vertical frame, and the jack lifts the connecting frame and the vertical frame through the lifting rod.
Further, the lifting reinforcement device comprises a base, lifting support legs and a hydraulic rod which is horizontally arranged, wherein the base is arranged at the bottom of the lifting support legs, the lifting support legs are arranged on the outer side of the movable bracket and are connected with the movable bracket, a cylinder body of the hydraulic rod is connected with the base, and the tail end of a piston rod of the hydraulic rod is abutted to the lower end of the lifting support legs.
Further, the lifting support leg comprises a support leg and a hydraulic cylinder, a cylinder body of the hydraulic cylinder is connected with an overhanging part of the movable bracket, and the tail end of a piston rod of the hydraulic cylinder is connected with the base.
Compared with the prior art, the utility model has the following technical progress:
The lifting device on the movable bracket is used for lifting the module units one by one, so that the assembled support frame is built on the movable bracket, the lifting reinforcing device is used for supporting the bridge opening top formwork by the support structure at the top during construction, the lifting reinforcing device is used for fixing the movable bracket, the movable bracket and the upper assembled support frame are prevented from shifting in the construction process to affect the construction quality, the lifting reinforcing device is used for enabling the support structure to be separated from the top of the bridge opening after the construction is completed, and the assembled support frame is moved to another bridge opening construction site by the movable bracket, so that the operation is flexible and convenient. The utility model can reduce the labor intensity of staff and improve the construction progress without repeatedly disassembling and building the assembled support frame.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.
In the drawings:
FIG. 1 is a schematic structural diagram of a mobile continuous rigid frame bridge formwork support system according to an embodiment of the present utility model;
FIG. 2 is a side view of a mobile continuous rigid frame bridge formwork support system in accordance with an embodiment of the present utility model;
FIG. 3 is a schematic diagram of an assembly process of a mobile continuous rigid frame bridge formwork support system in an embodiment of the utility model;
FIG. 4 is a schematic view of a moving carriage and a lifting mechanism according to an embodiment of the present utility model;
FIG. 5 is a top view of a mobile carriage and lifting reinforcement in the same bridge opening in accordance with an embodiment of the present utility model;
In the figure:
00-bridge opening, 01-horizontal template, 02-arc-shaped template, 1-movable bracket, 11-bottom plate, 12-rectangular frame, 13-hoisting platform, 14-roller, 2-assembled support frame, 21-vertical frame, 22-horizontal frame, 3-hoisting device, 31-hoisting mechanism, 310-hoisting rod, 311-jack, 312-connecting frame, 32-hoisting trolley, 4-lifting reinforcement device, 41-base, 42-lifting support leg, 421-support leg, 422-hydraulic cylinder, 43-hydraulic rod, 5-vertical truss module, 6-horizontal truss module, 7-connecting truss module, 71-connecting part, 72-supporting part, 8-support and 9-support rod.
Detailed Description
The following embodiments may be combined with each other, and the same or similar concepts or processes may not be described in detail in some embodiments. Embodiments of the present utility model will be described below with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, the movable continuous rigid frame bridge formwork support system comprises a movable bracket 1 and an assembled support frame 2, wherein a support structure for supporting a formwork is arranged at the top of the assembled support frame 2, the assembled support frame 2 is arranged on the movable bracket 1, a lifting device 3 for lifting a module unit of the assembled support frame 2 is arranged on the movable bracket 1, and a lifting reinforcing device 4 is arranged at the outer side of the bottom of the movable bracket 1. The assembled support frame 2 comprises a vertical frame 21 and a horizontal frame 22, the horizontal frame 22 is rectangular and arranged at the top of a bridge hole of the rigid frame bridge 00, four vertical frames 21 are respectively arranged at the bottoms of four corners of the horizontal frame 22, the bottoms of each vertical frame 21 are arranged on the movable bracket 1, and lifting reinforcing devices 4 are symmetrically arranged at the outer sides of the bottoms of the movable brackets 1. Before the top of the culvert is poured, the lifting reinforcing device is used for supporting the template at the top of the culvert by the supporting structure and fixing the movable bracket, so that the movable bracket and the assembled support frame are prevented from shifting in the construction process, the supporting structure is separated from the top of the bridge opening by the lifting reinforcing device in the demolding process after pouring, the assembled support frame is moved to another bridge opening construction site by the movable bracket, and the operation is convenient and quick, time-saving and labor-saving.
In a specific embodiment of the present utility model, as shown in fig. 3, the module unit includes an upright truss module 5, a horizontal truss module 6 and a connection truss module 7, the horizontal frame 22 is formed by connecting a plurality of horizontal truss modules 6 end to end, the vertical frame 21 is formed by sequentially connecting a plurality of upright truss modules 5 from top to bottom, the connection truss module 7 is disposed at a junction between the vertical frame 21 and the horizontal frame 22, the connection truss module 7 is in a frame structure, a connecting portion 71 extending upwards is disposed at an outer side of a top frame of the connection truss module 7, a supporting portion 72 extending inwards is disposed at an inner side of the top frame, the top frame is connected with a bottom of the horizontal truss module 6 through a support 8, and both a top of the horizontal truss module 6 and an outer side frame of the connection truss module 7 are connected with the supporting structure. Before construction, a plurality of horizontal truss modules 6 are assembled end to end on the ground in advance to form a horizontal frame 22, then connecting truss modules 7 are installed at two ends of the horizontal frame 22, the assembled horizontal frame 22 and the connecting truss modules 7 are lifted by using ground lifting equipment, and the connecting truss modules 7 at two ends are placed on the two-side movable brackets 1, so that the subsequent assembly of the vertical frame 21 is facilitated.
In a specific design, as shown in fig. 1, the supporting structure comprises a supporting seat and a supporting rod 9, wherein the supporting seat comprises a plurality of supports 8 arranged at the top of a horizontal frame 22 and used for supporting a horizontal template 01 at the bottom of a bridge hole of a rigid frame bridge 00, and the supporting rod 9 is a plurality of arc templates 02 which are sequentially obliquely arranged at the side face of a connecting truss module 7 in an end-to-end adjacent mode and used for supporting arc transition sections at two sides of the top of the bridge hole. The upright parts on two sides of the bridge opening are poured by adopting a conventional formwork, and the top of the bridge opening and the arc transition sections on two sides are poured by adopting a supporting seat and a supporting rod 9 on the top of the assembled supporting frame.
In the embodiment of the present utility model, as shown in fig. 1 and 4, the mobile carrier 1 includes a bottom plate 11, a rectangular frame 12 around and a lifting platform 13 at the top thereof, rollers 14 are disposed below the bottom plate 11, the vertical frame 21 is disposed inside the rectangular frame 12, the top of the rectangular frame 12 is connected to the lifting platform 13, the bottom of the rectangular frame is connected to the bottom plate 11, one end of the lifting platform 13 extends to the outside of the rectangular frame 12, and the lifting device 3 is connected to the lifting platform 13 and is capable of lifting and lowering the truss module 7 or the assembled vertical frame 21. The movable bracket 1 adopting the structure is convenient to move to any bridge hole construction site, and the vertical frame 21 can be assembled by using the lifting device 3. In the construction process of a plurality of bridge holes of the continuous rigid frame bridge, the assembled support frame does not need to be disassembled again, and the assembled support frame can be moved to the corresponding bridge hole site by means of the movable bracket, so that the labor intensity of workers is greatly reduced, and the construction progress is improved.
As a preferred structure, as shown in fig. 1 and 3, the lifting device 3 includes a lifting mechanism 31 and a lifting trolley 32, the lifting mechanism 31 is used for lifting the assembled vertical frame 21, the lifting trolley 32 is used for lifting the vertical truss module 5 and moving to the lower side of the assembled vertical frame 21, and then the vertical frame 21 assembled above is lowered and connected with the vertical truss module 5 for fixing, so as to realize the assembly of the vertical frame 21. Wherein, the hoisting platform 13 is two parallel crossbeams, all is equipped with the lifting trolley on two crossbeams, and two lifting trolley pass through the upright truss module 5 both sides of wire rope hoist and mount below, move upright truss module 5 to the perpendicular frame 21 below of equipment along both sides crossbeam after, put in the bottom plate 11 mount table of moving the bracket and correspond the position, then descend the perpendicular frame 21 of top equipment through elevating system 31, accomplish the connection equipment of upright truss module 5.
In an embodiment of the present utility model, as shown in fig. 3, the lifting mechanism 31 includes a jack 311 and a connecting frame 312, the jack 311 is disposed on the lifting platform 13, a lifting rod 310 of the jack 311 penetrates through the lifting platform 13 to be connected with the connecting frame 312, the connecting frame 312 can be connected with the vertical truss module 5 at the bottom of the vertical frame 21, and the jack 311 lifts the connecting frame 312 and the vertical frame 21 through the lifting rod 310. In specific application, the upper and lower connecting shafts of the connecting frame 312 are removed and inserted into the connecting truss module 7 to be lifted or the vertical truss module 5 at the bottom of the assembled vertical frame 21, then the jack 311 is started to lift the connecting truss module 7 or the assembled vertical frame 21, so that the assembly of the vertical frame 21 is conveniently completed, the jack 311 is reversely started in the demolding process after pouring is completed, the vertical frame 21 is lowered, the supporting structure can be separated from the bridge hole top template, and the movable bracket can be conveniently carried with the assembled supporting frame to be moved to another bridge hole site to be constructed.
Further optimizing the above scheme, as shown in fig. 2, the lifting reinforcement device 4 includes a base 41, a lifting support leg 42 and a hydraulic rod 43 horizontally arranged, the base 41 is arranged at the bottom of the lifting support leg 42, the lifting support leg 42 is arranged at the outer side of the movable bracket 1 and is connected with the movable bracket, a cylinder body of the hydraulic rod 43 is connected with the base 41, and the tail end of a piston rod of the hydraulic rod 43 is abutted to the lower end of the lifting support leg 42. The lifting support leg 42 comprises a support leg 421 and a hydraulic cylinder 422, the cylinder body of the hydraulic cylinder 422 is connected with the overhanging part of the mobile bracket 1, and the tail end of a piston rod of the hydraulic cylinder 422 is connected with the base 41. In order to facilitate the movement of the lifting trolley 32 between the two side vertical frames 21, the lifting platforms of the two side moving brackets may be docked together, and the assembly of the two side vertical frames 21 may be completed by a set of lifting trolleys, as shown in fig. 5. After the assembled support frame is assembled, the hydraulic cylinder 422 is started to enable the base to contact the ground, enable the upper support structure to abut against the bridge opening top template, and then the hydraulic rod 43 is started to support and fix the movable bracket. When pouring is completed and the die to be removed is to be completed, the hydraulic cylinder 422 is reversely started to enable the base to be separated from the ground and enable the upper supporting structure to be separated from the bridge opening top template, and the movable bracket carrying the assembled supporting frame can be moved to another bridge opening place.
The assembly process of the utility model is as follows:
The method comprises the steps of assembling a horizontal frame 22 on the ground in advance, installing a connecting truss module 7 at two ends of the horizontal frame 22, installing a supporting structure on the outer side of the horizontal frame 22, hoisting the connecting truss module 7 on a movable bracket 1 by using ground hoisting equipment, hoisting the connecting truss module 7 to a certain height by using a hoisting mechanism 31, moving an upright truss module 5 below the connecting truss module 7 by using a hoisting trolley 32, lowering the connecting truss module 7 to finish the connection of the connecting truss module and the connecting truss module, hoisting the upright truss module 5 to a certain height by using the hoisting mechanism 31, moving the other upright truss module 5 to the lower side by using the hoisting trolley 32, and lowering the upper upright truss module 5 to finish the connection of the connecting truss module and the connecting truss module, and repeating the operation until the assembly of the vertical frame 21 is finished, so as to finish the assembly of the assembled support frame.
In the construction process, the upright parts at the two sides of the bridge opening are normally subjected to formwork supporting pouring, and the formwork supporting pouring is performed on the top of the bridge opening and the arc-shaped transition sections at the two sides of the bridge opening. Before pouring, the lifting support legs 42 are started to enable the base 41 to contact the ground, the top supporting structure is enabled to tightly prop against the bridge opening top horizontal formwork 01 and the arc-shaped formworks 02 on the two sides, and then the hydraulic rods 43 are started to tightly prop against the movable brackets, so that pouring construction can be carried out. When the pouring is completed, the lifting support legs 42 are reversely started to separate the base 41 from the ground, the top supporting structure is separated from the top of the bridge opening, and then the movable bracket can be moved to another bridge opening construction site.
It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited thereto, but may be modified or substituted for some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the scope of the claims of the present utility model.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421915636.4U CN222893515U (en) | 2024-08-08 | 2024-08-08 | Movable continuous rigid frame bridge template support system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421915636.4U CN222893515U (en) | 2024-08-08 | 2024-08-08 | Movable continuous rigid frame bridge template support system |
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| Publication Number | Publication Date |
|---|---|
| CN222893515U true CN222893515U (en) | 2025-05-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421915636.4U Active CN222893515U (en) | 2024-08-08 | 2024-08-08 | Movable continuous rigid frame bridge template support system |
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| Country | Link |
|---|---|
| CN (1) | CN222893515U (en) |
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- 2024-08-08 CN CN202421915636.4U patent/CN222893515U/en active Active
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