CN111254841A - Three-dimensional positioning trolley for prefabricating section assembled simply supported box girder by long and short line combination method - Google Patents
Three-dimensional positioning trolley for prefabricating section assembled simply supported box girder by long and short line combination method Download PDFInfo
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- CN111254841A CN111254841A CN202010244826.8A CN202010244826A CN111254841A CN 111254841 A CN111254841 A CN 111254841A CN 202010244826 A CN202010244826 A CN 202010244826A CN 111254841 A CN111254841 A CN 111254841A
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- trolley
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/44—Foundations for machines, engines or ordnance
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
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Abstract
The invention provides a three-dimensional positioning trolley for a long and short line junction method prefabricated section assembled simple support box girder, which comprises two trolley foundations, wherein the top ends of the two trolley foundations are respectively provided with a pre-embedded hinged support, the two trolley foundations are respectively connected and provided with one end of a second oil cylinder through the pre-embedded hinged supports, the other end of the second oil cylinder is fixedly provided with a lower layer framework, the top surfaces of the two trolley foundations are respectively pre-embedded with a polytetrafluoroethylene plate, the lower layer framework is placed on the two polytetrafluoroethylene plates, both sides of the top surface of the lower layer framework are respectively fixedly provided with a first oil cylinder, and the inner side end of a telescopic rod of the first oil cylinder is connected with an upper layer framework The safety factor is high, and the circulating use can be repeated.
Description
Technical Field
The invention relates to the technical field of assembly of simply supported beams, in particular to a three-dimensional positioning trolley for assembling simply supported box beams by prefabricated sections through long and short line combination methods.
Background
When long and short line bonding method prefabricated segment splices assembles the simple-supported case roof beam, the end segment prefabricates the back on the short line system roof beam pedestal, need hoist the end segment to long line system roof beam pedestal both ends and carry out span segment matching prefabrication, our purpose is to study a three-dimensional positioning platform truck that is used for long and short line bonding method prefabricated segment to assemble simple-supported case roof beam, can fix a position the end segment fast in the work progress, and can prevent the unusual release of support cylinder, can in time send the police dispatch newspaper when hydraulic cylinder trouble, improve the efficiency of construction, reduce the construction risk.
Disclosure of Invention
The invention aims to provide a three-dimensional positioning trolley for prefabricating a section-assembled simply supported box girder by a long and short line combination method, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a three-dimensional positioning trolley for a simply supported box beam assembled by prefabricated sections in a long and short line bonding method comprises two trolley foundations, wherein pre-buried hinged supports are assembled at the top ends of the two trolley foundations, one end of a second oil cylinder is assembled at each of the two trolley foundations through the pre-buried hinged supports, a lower layer frame is fixedly assembled at the other end of the second oil cylinder, polytetrafluoroethylene plates are pre-buried in the top surfaces of the two trolley foundations, the lower layer frame is placed on the two polytetrafluoroethylene plates, first oil cylinders are fixedly assembled on two sides of the top surface of the lower layer frame, the inner side end of a telescopic rod of each first oil cylinder is connected with an upper layer frame, the upper layer frame is placed on the surface of the lower layer frame, a top surface welding limiting plate of the lower layer frame prevents the upper layer frame from being separated from the lower layer frame, a plurality of vertical oil cylinders are fixedly assembled on the top surface of the upper layer frame, and a plurality of spiral supporting devices are installed on the, the top surface of the upper frame is provided with a plurality of infrared aligners for aligning the end beam section for the first time, and the side wall of the upper frame is respectively fixedly provided with a control cabinet and an abnormal pressure relief alarm device.
Preferably, the two second oil cylinders drive the lower frame to move on the trolley foundation through telescopic action, the two first oil cylinders drive the upper frame to move on the lower frame through telescopic action, and the vertical oil cylinders adjust the horizontal height of the end section of the beam body through telescopic action.
Preferably, the trolley foundation is made of concrete by pouring.
Preferably, the number of the vertical oil cylinder, the number of the spiral supporting devices and the number of the infrared aligners are four.
Preferably, the limiting plate is made of a steel plate.
Preferably, the upper layer frame and the lower layer frame are both formed by welding I-shaped steel.
Compared with the prior art, the invention has the beneficial effects that: the first oil cylinder, the second oil cylinder and the vertical oil cylinder are operated to complete all actions through the operation control cabinet, the operation is simple, and the three-dimensional adjustment of the end beam section is further realized; the end beam section is aligned for the first time through the infrared aligner, so that subsequent fine adjustment is facilitated, and the construction efficiency is improved; after the adjustment of the end section is finished, the mechanical support is carried out on the beam bottom through the spiral supporting device, the instability of the end beam caused by abnormal pressure relief of the oil cylinder is prevented, the prefabricated line shape of the follow-up beam section is influenced, the abnormal pressure relief alarm device monitors the hydraulic system, and the phenomenon that the hydraulic system is abnormal and the prefabrication of the beam section is influenced is prevented.
The invention provides a three-dimensional positioning trolley for a long and short wire combination method prefabricated section assembly simply supported box girder, which is convenient to use and improves the working efficiency.
Drawings
FIG. 1 is a main view of the structure of the present invention;
FIG. 2 is a side view of the structure of the present invention;
FIG. 3 is a schematic plan view of the upper frame;
fig. 4 is a schematic plan view of the lower frame and the base of the trolley.
In the figure: the device comprises a vertical oil cylinder 1, a spiral supporting device 2, a first oil cylinder 3, a second oil cylinder 4, a tetrafluoro plate 5, a trolley foundation 6, a limiting plate 7, a control cabinet 8, an upper frame 9, a lower frame 10, an infrared aligner 11, an abnormal pressure relief alarm device 12 and an embedded hinged support 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a three-dimensional positioning trolley for a prefabricated section assembled simply supported box girder by a long and short line combination method comprises two trolley foundations 6, wherein the top ends of the two trolley foundations 6 are respectively provided with an embedded hinged support 13, the two trolley foundations 6 are respectively connected and assembled with one end of a second oil cylinder 4 through the embedded hinged supports 13, the other end of the second oil cylinder 4 is fixedly assembled with a lower layer framework 10, the top surfaces of the two trolley foundations 6 are respectively embedded with a polytetrafluoroethylene plate 5, the lower layer framework 10 is placed on the two polytetrafluoroethylene plates 5, both sides of the top surface of the lower layer framework 10 are respectively fixedly assembled with a first oil cylinder 3, the inner side end of a telescopic rod of the first oil cylinder 3 is connected with an upper layer framework 9, the upper layer framework 9 is placed on the surface of the lower layer framework 10, a top surface welding limiting plate 7 of the lower layer framework 10 prevents the upper layer framework 9 from being separated from the lower layer framework 10, the top surface of the upper layer framework 9 is fixedly assembled with a plurality of vertical oil cylinders 1, a, the top surface of the upper frame 9 is provided with a plurality of infrared aligners 11 for aligning the end beam sections for the first time, and the side walls of the upper frame 9 are respectively fixedly provided with a control cabinet 8 and an abnormal pressure relief alarm device 12.
The first oil cylinder 3, the second oil cylinder 4 and the vertical oil cylinder 1 are operated to complete all actions through the operation control cabinet, the operation is simple, and the three-dimensional adjustment of the end beam section is further realized; the end beam section is aligned for the first time through the infrared aligner 11, so that subsequent fine adjustment is facilitated, and the construction efficiency is improved; after the end section is adjusted, the beam bottom is mechanically supported through the spiral supporting device 2, the phenomenon that the instability of the end beam is caused by abnormal pressure relief of the oil cylinder to influence the prefabrication line shape of a subsequent beam section is prevented, an abnormal pressure relief alarm device 12 monitors a hydraulic system to prevent the hydraulic system from being abnormal and influence the prefabrication of the beam section, when the end beam section is used, the end beam section is aligned for the first time through an infrared aligner 11, when the end beam section is arranged on a three-dimensional trolley, the longitudinal oil cylinder 4, the transverse oil cylinder 3 and the vertical oil cylinder 1 are used for completing all actions through a control cabinet 8, and the three-dimensional adjustment of the end beam section is further realized; after the adjustment of the end section is finished, the beam bottom is mechanically supported through the spiral supporting device 2, the instability of the end beam caused by abnormal pressure relief of the oil cylinder is prevented, the prefabricated line shape of the subsequent beam section is influenced, the abnormal pressure relief alarm device 12 monitors the hydraulic system in real time, and the phenomenon that the prefabrication of the beam section is influenced due to the abnormality of the hydraulic system is prevented.
Specifically, the two second oil cylinders 4 drive the lower-layer frame 10 to move on the trolley foundation 6 through telescopic action, the two first oil cylinders 3 drive the upper-layer frame 9 to move on the lower-layer frame 10 through telescopic action, and the vertical oil cylinders 1 adjust the horizontal height of the end section of the beam body through telescopic action to achieve three-dimensional adjustment of the end beam section.
Specifically, the trolley foundation 6 is made of concrete in a pouring mode, stability of the trolley is guaranteed, and using effect of equipment is guaranteed.
Specifically, the number of the vertical oil cylinders 1, the number of the spiral supporting devices 2 and the number of the infrared aligners 11 are four, the number of the vertical oil cylinders 1 and the number of the spiral supporting devices 2 is four, so that the supporting stability of the beam body can be guaranteed, and the infrared aligners 11 can guarantee the aligning effect.
Particularly, limiting plate 7's material is the steel sheet, and welded effect can be guaranteed to the steel sheet, guarantees joint strength simultaneously.
Specifically, the upper layer frame 9 and the lower layer frame 10 are all formed by welding I-shaped steel, so that the stability is ensured and the service life is prolonged.
The working principle is as follows: when the device is used, the end beam section is aligned for the first time through the infrared aligner 11, and when the end beam section is on the three-dimensional trolley, the longitudinal oil cylinder 4, the transverse oil cylinder 3 and the vertical oil cylinder 1 complete all actions through the control cabinet 8, so that the three-dimensional adjustment of the end beam section is further realized; after the adjustment of the end section is finished, the beam bottom is mechanically supported through the spiral supporting device 2, the instability of the end beam caused by abnormal pressure relief of the oil cylinder is prevented, the prefabricated line shape of the subsequent beam section is influenced, the abnormal pressure relief alarm device 12 monitors the hydraulic system in real time, and the phenomenon that the prefabrication of the beam section is influenced due to the abnormality of the hydraulic system is prevented.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, the machinery, parts and equipment adopt conventional types in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a three-dimensional location platform truck that simple supported case roof beam was assembled to prefabricated section that is used for long and short line joint method, includes two platform truck bases (6), its characterized in that: the top ends of the two trolley foundations (6) are all provided with pre-buried hinged supports (13), the two trolley foundations (6) are connected and provided with one end of a second oil cylinder (4) through the pre-buried hinged supports (13), the other end of the second oil cylinder (4) is fixedly provided with a lower layer frame (10), the top surfaces of the two trolley foundations (6) are pre-buried with a polytetrafluoroethylene plate (5), the lower layer frame (10) is placed on the two polytetrafluoroethylene plates (5), the two sides of the top surface of the lower layer frame (10) are both fixedly provided with a first oil cylinder (3), the inner side end of a telescopic rod of the first oil cylinder (3) is connected with an upper layer frame (9), the upper layer frame (9) is placed on the surface of the lower layer frame (10), a top surface welding limiting plate (7) of the lower layer frame (10) prevents the upper layer frame (9) from being separated from the lower layer frame (10), the top surface of the upper layer frame (9) is fixedly provided with a plurality of vertical, the top surface installation a plurality of spiral strutting arrangement (2) of upper frame (9) carries out mechanical support to the roof beam body, the top surface of upper frame (9) is equipped with a plurality of infrared ray aligner (11) and is used in carrying out the alignment for the first time to the end beam section, the lateral wall of upper frame (9) is fixed respectively to be equipped with switch board (8) and unusual pressure release alarm device (12).
2. The three-dimensional positioning trolley for the prefabricated section assembled simply supported box girder by the long and short line combination method according to claim 1, is characterized in that: two second hydro-cylinder (4) drive lower floor's frame (10) through flexible action and move on platform truck basis (6), two first hydro-cylinder (3) drive upper frame (9) through flexible action and move on lower floor's frame (10), perpendicular hydro-cylinder (1) is through the adjustment of flexible action adjustment roof beam body end segment level.
3. The three-dimensional positioning trolley for the prefabricated section assembled simply supported box girder by the long and short line combination method according to claim 1, is characterized in that: the trolley foundation (6) is made of concrete by pouring.
4. The three-dimensional positioning trolley for the prefabricated section assembled simply supported box girder by the long and short line combination method according to claim 1, is characterized in that: the number of the vertical oil cylinder (1), the number of the spiral supporting devices (2) and the number of the infrared aligner (11) are four.
5. The three-dimensional positioning trolley for the prefabricated section assembled simply supported box girder by the long and short line combination method according to claim 1, is characterized in that: the limiting plate (7) is made of a steel plate.
6. The three-dimensional positioning trolley for the prefabricated section assembled simply supported box girder by the long and short line combination method according to claim 1, is characterized in that: the upper-layer frame (9) and the lower-layer frame (10) are formed by welding I-shaped steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010244826.8A CN111254841A (en) | 2020-03-31 | 2020-03-31 | Three-dimensional positioning trolley for prefabricating section assembled simply supported box girder by long and short line combination method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010244826.8A CN111254841A (en) | 2020-03-31 | 2020-03-31 | Three-dimensional positioning trolley for prefabricating section assembled simply supported box girder by long and short line combination method |
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| Publication Number | Publication Date |
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| CN111254841A true CN111254841A (en) | 2020-06-09 |
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| CN202010244826.8A Pending CN111254841A (en) | 2020-03-31 | 2020-03-31 | Three-dimensional positioning trolley for prefabricating section assembled simply supported box girder by long and short line combination method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113403955A (en) * | 2021-06-30 | 2021-09-17 | 保利长大工程有限公司 | Three-dimensional transport trolley suitable for adjustment of space attitude of segment box girder |
-
2020
- 2020-03-31 CN CN202010244826.8A patent/CN111254841A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113403955A (en) * | 2021-06-30 | 2021-09-17 | 保利长大工程有限公司 | Three-dimensional transport trolley suitable for adjustment of space attitude of segment box girder |
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