CN214993145U - Post-tensioned prestressed box girder construction device of drop platform - Google Patents
Post-tensioned prestressed box girder construction device of drop platform Download PDFInfo
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- CN214993145U CN214993145U CN202120685730.5U CN202120685730U CN214993145U CN 214993145 U CN214993145 U CN 214993145U CN 202120685730 U CN202120685730 U CN 202120685730U CN 214993145 U CN214993145 U CN 214993145U
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Abstract
The utility model discloses a post-tensioned prestressing force box girder construction equipment of platform of falling a visitor, including the concrete base, the concrete base includes ground storehouse frame post and foundation ditch support post, ground storehouse frame post and foundation ditch support post top are provided with five pieces together bailey crossbeams with bridge floor vertically, the upper portion of five pieces together bailey crossbeams is provided with the steel bailey distribution roof beam parallel with the bridge floor, steel bailey distribution roof beam top is provided with the I-steel layer, I-steel layer top is provided with the dish and detains the support, the dish is detained the support top and is provided with the template layer. The utility model relates to a rationally, economic nature is high, and the security is high, is favorable to promoting the efficiency of construction.
Description
Technical Field
The utility model relates to a construction technical field specifically is a prestressed box girder construction equipment opens behind platform of falling a visitor.
Background
The Bailey truss is used as a shaped quick erecting support tool, has the characteristics of large bearing capacity, strong structural rigidity, long fatigue resistance service life and adjustable support system, and is suitable for the condition that the construction working surface of the lower space of a beam body is limited or a road, a building or a river needs to be crossed. Generally, a steel pipe column, a bailey truss, I-steel, channel steel and a coil buckling frame are used as a supporting system, longitudinal and transverse section steel and a flitch keel are arranged on the supporting system, and box girder construction is carried out.
Station platform of falling a passenger is carrying out the work progress, and current strutting arrangement is difficult to carry out underground garage construction simultaneously, is difficult to promote whole construction progress. Therefore, a novel construction device for the post-tensioned prestressed box girder of the drop platform is needed to improve the construction environment and improve the construction progress.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a construction equipment of prestressed box girder opens after platform of falling a visitor to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a post-tensioned prestressing force box girder construction equipment of platform of falling a visitor, includes the concrete foundation, the concrete foundation includes ground storehouse frame post and foundation ditch support post, ground storehouse frame post and foundation ditch support post top are provided with five pieces of bailey crossbeams perpendicular with the bridge floor, the upper portion of five pieces of bailey crossbeams is provided with the steel bailey distributing beam parallel with the bridge floor, steel bailey distributing beam top is provided with the I-steel layer, I-steel layer top is provided with the dish and detains the support, dish is detained the support top and is provided with the template layer.
Preferably, the coiling buckle support comprises a group of vertical rods which are vertically arranged, a plurality of horizontal connecting rods which are horizontally arranged are connected between the vertical rods, a plurality of horizontal diagonal rods which are arranged in a horizontal plane are connected between the vertical rods, and a plurality of vertical diagonal rods which are arranged in a vertical plane are further connected between the vertical rods.
Preferably, the top and the top of the vertical rod are respectively in threaded connection with a telescopic screw, the top of the telescopic screw at the top is fixedly connected with a supporting plate, and the bottom of the telescopic screw at the bottom is fixedly connected with a supporting seat.
Preferably, a poke rod is inserted into the telescopic screw rod.
Preferably, the vertical rod comprises a vertical rod unit, flanges are arranged at two ends of the vertical rod unit, and the flanges on the adjacent vertical rod units are fixedly connected through bolts.
Preferably, the last circular shape connection pad of fixedly connected with of montant unit, annular array distributes on the connection pad has a set of connecting hole, it is provided with the connector to connect horizontal pole, horizontal diagonal member and vertical diagonal member end, the connector includes the cassette, the cassette joint is in the upper and lower both sides of connection pad, it has the fixed pin to peg graft on the cassette, the fixed pin is worn to establish in the connecting hole, the handle is twisted to the top fixedly connected with of fixed pin.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses well five pieces together bailey crossbeam, steel bailey distributive girder cooperation dish and detain the combination support body of support has following effect: firstly, the treatment period and the cost of the support foundation are reduced. The number of the five-spliced Bailey beams and the steel Bailey distribution beam frame members is small, so that the operation of engineering machinery replacing personnel is input, the building speed of the support is increased, and the economy is high; the force transmission path of the secondary combined frame body is clear, the stress analysis on the top plate of the ground reservoir is simple, and the safety coefficient of the stress of the ground reservoir is improved; and finally, the construction space is vacated, the requirements of simultaneously carrying out multiple tasks are met, and the construction progress is accelerated. The connecting cross rod, the horizontal diagonal draw bar and the vertical diagonal draw bar are used for ensuring the stability and the rigidity of the plate buckle support. The poke rod is rotated to adjust the positions of the supporting plate and the supporting seat, and the adaptability is strong. The vertical rod is formed by connecting vertical rod unit flanges, and is convenient to disassemble and assemble. The connection structure of connection pad cooperation cassette, the dismouting is convenient. The utility model relates to a rationally, economic nature is high, and the security is high, is favorable to promoting the efficiency of construction.
Drawings
FIG. 1 is a schematic structural diagram of a post-tensioned prestressed box girder construction device of a drop platform;
FIG. 2 is a schematic structural diagram of a coil buckle support in a post-tensioned prestressed box girder construction device of a drop platform;
fig. 3 is a partial enlarged view of fig. 2 at K.
In the figure: 1-concrete base, 2-five-spliced Bailey beam, 3-steel Bailey distribution beam, 4-template layer, 5-disc buckle support, 6-vertical rod unit, 7-flange, 8-telescopic screw rod, 9-poke rod, 10-supporting plate, 11-supporting seat, 12-connecting cross rod, 13-horizontal diagonal draw rod, 14-vertical diagonal draw rod, 15-connecting disc, 16-connecting hole, 17-clamping seat, 18-fixed pin, 19-twisting handle, 20-ground garage frame column and 21-foundation pit support column.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution:
the utility model provides a construction equipment of post-tensioned prestressed box girder of platform of falling a visitor, includes concrete foundation 1, concrete foundation 1 includes ground storehouse frame post 20 and foundation ditch support post 21, ground storehouse frame post 20 and foundation ditch support post 21 top are provided with and the bridge floor vertically piece together bailey crossbeam 2, the upper portion of five pieces together bailey crossbeams 2 is provided with the steel bailey distributing beam 3 parallel with the bridge floor, 3 tops of steel bailey distributing beam are provided with the I-steel layer, I-steel layer top is provided with the dish and detains support 5, the dish is detained support 5 top and is provided with template layer 4.
The ground garage frame column 20 and the foundation pit supporting column 21 replace the surface load of the full framing scaffold with the concentrated load of the pivot, so that the influence of the upper load transferred by the full framing scaffold on the top beam and the plate of the underground garage is reduced; the five-spliced Bailey beam 2 and the steel Bailey distribution beam 3 are matched with a combined frame body of the disc buckle support 5 and are arranged in the limited space of the lower part of the deck of the platform for passenger falling and the top plate of the ground depot, so that the penetrating operation space is provided for the surface layer construction of the top plate of the ground depot, and the construction period is further shortened; the garage side wall column and the deep foundation pit supporting pile are used as the foundation pit supporting column 1, the earthwork backfill of the deep foundation pit cannot meet the construction requirement of the viaduct under the condition of short construction period, and the treatment period and cost of the support foundation are reduced by applying the combined support body of the five-piece Bailey beam 2 and the steel Bailey distribution beam 3 matched with the disc buckling support 5. The number of the five-spliced Bailey beam 2 and the steel Bailey distribution beam 3 is small, so that the operation of engineering machinery replacing personnel is input, the building speed of the support is increased, and the economical efficiency is high. The force transmission path of the combined frame body of the five-spliced Bailey beam 2 and the steel Bailey distribution beam 3 matched with the disc buckle support 5 is clear, the stress analysis of the top plate of the ground reservoir is simple, and the safety factor of the stress of the ground reservoir is improved.
Preferably, the coiling buckle support 5 comprises a group of vertical rods vertically arranged, a plurality of horizontal connecting cross rods 12 are connected between the vertical rods, a plurality of horizontal diagonal rods 13 arranged in the horizontal plane are connected between the vertical rods, and a plurality of vertical diagonal rods 14 arranged in the vertical plane are connected between the vertical rods.
The connecting cross rod 12, the horizontal diagonal draw bar 13 and the vertical diagonal draw bar 14 are used for ensuring the stability and rigidity of the disc buckle support 5.
Preferably, the top and the top of the vertical rod are respectively in threaded connection with a telescopic screw 8, the top of the telescopic screw 8 at the top is fixedly connected with a supporting plate 10, and the bottom of the telescopic screw 8 at the bottom is fixedly connected with a supporting seat 11.
Preferably, a poke rod 9 is inserted into the telescopic screw 8.
The positions of the supporting plate 10 and the supporting seat 11 can be adjusted by rotating the poke rod 9, so that the adaptability is strong.
Preferably, the vertical rod comprises vertical rod units 6, flanges 7 are arranged at two ends of each vertical rod unit 6, and the flanges 7 on the adjacent vertical rod units 6 are fixedly connected through bolts.
The vertical rod is formed by connecting the vertical rod units 6 through flanges, and is convenient to disassemble and assemble.
Preferably, fixedly connected with circular shape connection pad 15 on montant unit 6, annular array distributes on connection pad 15 has a set of connecting hole 16, it is provided with the connector to connect horizontal pole 12, horizontal diagonal member 13 and the 14 end of vertical diagonal member, the connector includes cassette 17, cassette 17 joint is in the upper and lower both sides of connection pad 15, it is equipped with fixed pin 18 to peg graft on cassette 17, fixed pin 18 is worn to establish in connecting hole 16, the top fixedly connected with of fixed pin 18 is twisted 19.
The connecting disc 15 is matched with the connecting structure of the clamping seat 17, so that the assembly and disassembly are convenient.
The utility model discloses a theory of operation is: the ground garage frame column 20 and the foundation pit supporting column 21 replace the surface load of the full framing scaffold with the concentrated load of the pivot, so that the influence of the upper load transferred by the full framing scaffold on the top beam and the plate of the underground garage is reduced; the five-spliced Bailey beam 2 and the steel Bailey distribution beam 3 are matched with a combined frame body of the disc buckle support 5 and are arranged in the limited space of the lower part of the deck of the platform for passenger falling and the top plate of the ground depot, so that the penetrating operation space is provided for the surface layer construction of the top plate of the ground depot, and the construction period is further shortened; the garage side wall column and the deep foundation pit supporting pile are used as the foundation pit supporting column 1, the earthwork backfill of the deep foundation pit cannot meet the construction requirement of the viaduct under the condition of short construction period, and the treatment period and cost of the support foundation are reduced by applying the combined support body of the five-piece Bailey beam 2 and the steel Bailey distribution beam 3 matched with the disc buckling support 5. The number of the five-spliced Bailey beam 2 and the steel Bailey distribution beam 3 is small, so that the operation of engineering machinery replacing personnel is input, the building speed of the support is increased, and the economical efficiency is high. The force transmission path of the combined frame body of the five-spliced Bailey beam 2 and the steel Bailey distribution beam 3 matched with the disc buckle support 5 is clear, the stress analysis of the top plate of the ground reservoir is simple, and the safety factor of the stress of the ground reservoir is improved. The connecting cross rod 12, the horizontal diagonal draw bar 13 and the vertical diagonal draw bar 14 are used for ensuring the stability and rigidity of the disc buckle support 5. The positions of the supporting plate 10 and the supporting seat 11 can be adjusted by rotating the poke rod 9, so that the adaptability is strong. The vertical rod is formed by connecting the vertical rod units 6 through flanges, and is convenient to disassemble and assemble. The connecting disc 15 is matched with the connecting structure of the clamping seat 17, so that the assembly and disassembly are convenient.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a post-tensioned prestressed box girder construction equipment of platform that falls, includes concrete foundation (1), its characterized in that: concrete foundation (1) is including ground storehouse frame post (20) and foundation ditch support post (21), ground storehouse frame post (20) and foundation ditch support post (21) top are provided with bridge floor vertically five pieces together bailey crossbeam (2), the upper portion of five pieces together bailey crossbeam (2) is provided with steel bailey distributing beam (3) parallel with the bridge floor, steel bailey distributing beam (3) top is provided with the I-steel layer, I-steel layer top is provided with the dish and detains support (5), dish is detained support (5) top and is provided with template layer (4).
2. The post-tensioned prestressed box girder construction device of a passenger drop platform as recited in claim 1, wherein: the plate buckle support (5) comprises a group of vertical rods which are vertically arranged, a plurality of horizontal connecting cross rods (12) which are horizontally arranged are connected between the vertical rods, a plurality of horizontal diagonal rods (13) which are arranged in the horizontal plane are connected between the vertical rods, and a plurality of vertical diagonal rods (14) which are arranged in the vertical plane are further connected between the vertical rods.
3. The post-tensioned prestressed box girder construction device for a drop platform as recited in claim 2, wherein: the top and the top of the vertical rod are respectively in threaded connection with a telescopic screw (8), the top of the telescopic screw (8) at the top is fixedly connected with a supporting plate (10), and the bottom of the telescopic screw (8) at the bottom is fixedly connected with a supporting seat (11).
4. The post-tensioned prestressed box girder construction device for a drop platform as recited in claim 3, wherein: a poke rod (9) is inserted on the telescopic screw rod (8).
5. The post-tensioned prestressed box girder construction device for the passenger dropping platform as recited in claim 4, wherein: the vertical rod comprises vertical rod units (6), flanges (7) are arranged at two ends of each vertical rod unit (6), and the flanges (7) on the adjacent vertical rod units (6) are fixedly connected through bolts.
6. The post-tensioned prestressed box girder construction device for a passenger drop platform as recited in claim 5, wherein: the utility model discloses a fixing device for fixing a vehicle, including montant unit (6), the circular shape connection pad (15) of fixedly connected with on the montant unit (6), annular array distributes on connection pad (15) has a set of connecting hole (16), it is provided with the connector to connect horizontal pole (12), level diagonal member (13) and vertical diagonal member (14) end, the connector includes cassette (17), cassette (17) joint is in the upper and lower both sides of connection pad (15), it has fixed pin (18) to peg graft on cassette (17), fixed pin (18) are worn to establish in connecting hole (16), the top fixedly connected with of fixed pin (18) is twisted (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120685730.5U CN214993145U (en) | 2021-04-02 | 2021-04-02 | Post-tensioned prestressed box girder construction device of drop platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120685730.5U CN214993145U (en) | 2021-04-02 | 2021-04-02 | Post-tensioned prestressed box girder construction device of drop platform |
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| Publication Number | Publication Date |
|---|---|
| CN214993145U true CN214993145U (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120685730.5U Active CN214993145U (en) | 2021-04-02 | 2021-04-02 | Post-tensioned prestressed box girder construction device of drop platform |
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|---|---|
| CN (1) | CN214993145U (en) |
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2021
- 2021-04-02 CN CN202120685730.5U patent/CN214993145U/en active Active
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