CN213681775U - Novel, high-efficient roof beam construction system that moves who is applicable to large-span overweight roof beam - Google Patents
Novel, high-efficient roof beam construction system that moves who is applicable to large-span overweight roof beam Download PDFInfo
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- CN213681775U CN213681775U CN202022368472.6U CN202022368472U CN213681775U CN 213681775 U CN213681775 U CN 213681775U CN 202022368472 U CN202022368472 U CN 202022368472U CN 213681775 U CN213681775 U CN 213681775U
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Abstract
The utility model belongs to the technical field of the bridge engineering technique and specifically relates to a novel, high-efficient roof beam construction system that moves who is applicable to large-span overweight roof beam, its characterized in that: the transverse jacking device is connected with the transverse trolley and drives the transverse trolley to slide along the steel rail, so that the prefabricated beam supported on the transverse trolley can move. The utility model has the advantages that: 1) the large-span large-tonnage precast beam is safely, economically and efficiently transported; 2) the weight of the precast beam can be accurately weighed, and the model selection and the construction organization during hoisting of the crane at the later stage are facilitated.
Description
Technical Field
The utility model belongs to the technical field of the bridge engineering technique and specifically relates to a novel, high-efficient roof beam construction system that moves who is applicable to large-span overweight roof beam.
Background
Under the condition of small tonnage and small span of the precast beam, a gantry crane or a girder lifting machine is usually used for moving the small precast beam from a precast pedestal to a beam storage pedestal or a girder transporting vehicle, however, gantry cranes or girder lifting machines with large span of tonnage and large span on the market are rare and are often expensive in cost, so that how to conveniently, efficiently and economically move the large-span overweight beam becomes a big problem; on the other hand, deviation between the weight of the beam body and the design caused by the dimension error of the template and the construction error frequently occurs in the process of beam manufacturing, which is more unfavorable for the model selection and the construction organization of the crane during the erection of the super-heavy beam, so that the accurate measurement of the weight of the precast beam after beam manufacturing is very important for the model selection and the hoisting of the crane during the later beam erection.
Disclosure of Invention
The utility model aims at providing a novel, high-efficient roof beam construction system that moves who is applicable to the super heavy roof beam of large-span according to above-mentioned prior art, carry out the jacking through the jacking device to the precast beam and weigh and realize the removal of precast beam through sideslip platform truck and horizontal thrustor's cooperation.
The utility model discloses the purpose is realized accomplishing by following technical scheme:
the utility model provides a novel, high-efficient roof beam construction system that moves who is applicable to large-span overweight roof beam for the roof beam construction that moves of precast beam, its characterized in that: the transverse jacking device is connected with the transverse trolley and drives the transverse trolley to slide along the steel rail, so that the prefabricated beam supported on the transverse trolley can move.
The precast beam is evenly arranged below the vertical jacking devices in a symmetrical mode, the vertical jacking devices are connected to a multipoint synchronous jacking system, and the multipoint synchronous jacking system is connected and controls the working state of the vertical jacking devices.
The vertical jacking device is composed of a vertical jack and a steel plate, and the steel plate is arranged above the vertical jack.
The transverse pushing device comprises a horizontal jack and a rail clamping device, wherein one end of the horizontal jack is connected with the rail clamping device, the other end of the horizontal jack is connected with the transverse moving trolley, and the rail clamping device can clamp the steel rail.
And a support or a flexible cushion layer is arranged above the transverse moving trolley.
The utility model has the advantages that: 1) the large-span large-tonnage precast beam is safely, economically and efficiently transported; 2) the weight of the precast beam can be accurately weighed, and the model selection and the construction organization during hoisting of the crane at the later stage are facilitated.
Drawings
FIG. 1 is a vertical view of the precast beam of the present invention during the jacking process;
FIG. 2 is a top plan view of the present invention with four vertical jacks;
FIG. 3 is a top plan view of the present invention with two vertical jacks;
FIG. 4 is an elevation view of the precast beam when it is moved laterally;
fig. 5 is a plan view of fig. 4.
Detailed Description
The features of the present invention and other related features are described in further detail below by way of example in conjunction with the accompanying drawings to facilitate understanding by those skilled in the art:
as shown in fig. 1-5, the symbols 1-12 in the figures are respectively expressed as: the device comprises a steel rail 1, a transverse trolley 2, a support 3, a vertical jack 4, a steel plate 5, a multipoint synchronous jacking system 6, a precast beam 7, a beam making pedestal 8, a rail clamping device 9, a front connecting bolt 10, a horizontal jack 11 and a rear connecting bolt 12.
Example (b): the roof beam construction system that moves that novel, high efficiency in this embodiment is applicable to the overweight roof beam of large-span moves the overweight precast beam of large-span steadily, safely, efficient through multiple device joint action and transports appointed place.
Specifically, as shown in fig. 1 to 5, the beam moving construction system comprises a plurality of vertical jacks 4 serving as vertical jacking devices, the plurality of vertical jacks 4 are controlled in a joint mode through a multipoint synchronous jacking system 6, and steel plates 5 are arranged on the vertical jacks 4. The vertical jacks 4 may be provided at the gap positions of the girder fabrication pedestals 8 supporting the precast girders 7. The vertical jack 4 can jack the precast beam 7, after the precast beam 7 is jacked, the transverse trolley 2 can be pushed to the position below the precast beam 7 along the steel rail 1, and the support 3 is placed on the transverse trolley 2. The transverse trolley 2 is erected on the steel rail 1 and can move on the steel rail 1, the end of the transverse trolley 2 is connected with a horizontal jack 11 through a rear connecting bolt 12, the horizontal jack 11 is connected with a rail clamping device 9 through a front connecting bolt 10, and the horizontal jack 11 and the rail clamping device 9 are combined to form a transverse pushing device.
The construction method in the beam moving construction according to the present embodiment will be described as follows:
as shown in fig. 1, a plurality of vertical jacks 4 are first placed below the precast girders 7 and between the girder fabrication pedestals 8. The number of the plurality of vertical jacks 4 is two or four, which is most suitable; as shown in fig. 2 or 3, a multipoint synchronous jacking system 6 is connected to all the vertical jacks 4 to control the operating state of each vertical jack 4, such as the jacking stroke and jacking time of the vertical jack 4. And a steel plate 5 is arranged above the vertical jack 4 and used for supplementing the jacking stroke of the vertical jack 4 and protecting the precast beam 7. And controlling the vertical jack 4 to jack the precast beam 7 through the multipoint synchronous jacking system 6, and observing and recording the beam body weight displayed on the system. Meanwhile, the transverse trolley 2 is inserted below the precast beam 7, the support 3 which also plays a role of protecting the beam body of the precast beam 7 is arranged on the transverse trolley 2, and the precast beam 7 is supported on the transverse trolley 2 at the moment.
As shown in fig. 4, the horizontal jack 11 and the traverse carriage 2 are connected by the rear connecting bolt 12, and the rail clamp 9 and the horizontal jack 11 are connected by the front connecting bolt 10. At the moment, oil is sent to the rail clamping device 9, the rail clamping device 9 clamps the steel rail 1, oil is sent to the horizontal jack 11, the horizontal jack 11 supports the rail clamping device 9 and pushes the transverse trolley 2 to move the precast beam 7 forwards along the direction of the steel rail 1, and the horizontal jack 11 pushes the precast beam 7 by taking the clamping position of the rail clamping device 9 and the steel rail 1 as a counter-force point. After the moving distance of the precast beam 7 reaches the jacking range of the horizontal jack 11, returning oil to the rail clamping device 9 to loosen the steel rail 1, and returning oil to the horizontal jack 11 to move the rail clamping device 9 forwards to one side of the transverse trolley 2 along the steel rail 1; and then, oil is sent by the rail clamping device 9, oil is sent by the horizontal jack 11, oil is returned by the rail clamping device 9, oil is returned by the horizontal jack 11, the operation is repeated in a circulating mode, the precast beam 7 is moved in a stepping transverse pushing mode until the precast beam 7 is moved to a specified position, finally, the precast beam 7 is jacked by a plurality of vertical jacks 4, the transverse trolley 2 is drawn out, and beam moving is completed.
In the embodiment, in specific implementation: as shown in fig. 2 and 3, the number of the vertical jacks 4 is generally divided into two or four and the vertical jacks are uniformly and symmetrically arranged, so that the precast beams are uniformly jacked; during the roof beam in the jacking, should select placing in four angular positions of precast beam of four vertical jack 4 symmetries, synchronous jacking, and during the jacking boundary beam, because the boundary beam section often belongs to asymmetric structure, the focus is not placed in the middle, is difficult to realize synchronous jacking, and turns on one's side easily, should adopt two vertical jack 4 to arrange in precast beam one end, earlier jack-up precast beam one end, insert the other end of jacking precast beam behind the sideslip platform truck 2.
A steel plate 5 is placed above the vertical jack 4 for protecting the precast beam 7 from stress concentration. And steel plates with different thicknesses can be placed below the vertical jack 4 to make up for the shortage of the jacking length of the vertical jack 4, and the bearing capacity of the foundation under the jack of the vertical jack 4 can be increased. The four vertical jacks 4 are controlled to be synchronously and slowly jacked through the multipoint synchronous jacking system 6, readings in the multipoint synchronous jacking system 6 are observed after jacking is stable, pressure values of the four vertical jacks are counted down, and accurate weight of the precast beam 7 can be obtained, so that type selection and corresponding construction organization of a crane for hoisting the follow-up precast beam 7 are facilitated.
A flexible plate type rubber support can be placed on the transverse trolley 2 and used for protecting the beam body from local damage.
The rail clamping device 9 and the horizontal jack 11 as well as the horizontal jack 11 and the transverse trolley 2 are respectively connected and transmitted through bolts, so that the installation and the disassembly after the use are convenient, and the construction efficiency is improved.
The laying direction of the steel rails 1 may be arranged according to the target direction of the precast beam 7.
Although the conception and the embodiments of the present invention have been described in detail with reference to the drawings, those skilled in the art will recognize that various changes and modifications can be made therein without departing from the scope of the appended claims, and therefore, the description thereof is not repeated herein.
Claims (5)
1. The utility model provides a novel, high-efficient roof beam construction system that moves who is applicable to large-span overweight roof beam for the roof beam construction that moves of precast beam, its characterized in that: the transverse jacking device is connected with the transverse trolley and drives the transverse trolley to slide along the steel rail, so that the prefabricated beam supported on the transverse trolley can move.
2. The novel and efficient beam moving construction system suitable for the large-span super-heavy beam as claimed in claim 1, wherein: the precast beam is evenly arranged below the vertical jacking devices in a symmetrical mode, the vertical jacking devices are connected to a multipoint synchronous jacking system, and the multipoint synchronous jacking system is connected and controls the working state of the vertical jacking devices.
3. The novel and efficient beam moving construction system suitable for the large-span super-heavy beam as claimed in claim 1 or 2, wherein: the vertical jacking device is composed of a vertical jack and a steel plate, and the steel plate is arranged above the vertical jack.
4. The novel and efficient beam moving construction system suitable for the large-span super-heavy beam as claimed in claim 1, wherein: the transverse pushing device comprises a horizontal jack and a rail clamping device, wherein one end of the horizontal jack is connected with the rail clamping device, the other end of the horizontal jack is connected with the transverse moving trolley, and the rail clamping device can clamp the steel rail.
5. The novel and efficient beam moving construction system suitable for the large-span super-heavy beam as claimed in claim 1, wherein: and a support or a flexible cushion layer is arranged above the transverse moving trolley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022368472.6U CN213681775U (en) | 2020-10-22 | 2020-10-22 | Novel, high-efficient roof beam construction system that moves who is applicable to large-span overweight roof beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022368472.6U CN213681775U (en) | 2020-10-22 | 2020-10-22 | Novel, high-efficient roof beam construction system that moves who is applicable to large-span overweight roof beam |
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| Publication Number | Publication Date |
|---|---|
| CN213681775U true CN213681775U (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022368472.6U Active CN213681775U (en) | 2020-10-22 | 2020-10-22 | Novel, high-efficient roof beam construction system that moves who is applicable to large-span overweight roof beam |
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| CN (1) | CN213681775U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115450120A (en) * | 2022-09-01 | 2022-12-09 | 中铁二十四局集团江苏工程有限公司 | Long-span walking type steel box girder pushing construction equipment |
-
2020
- 2020-10-22 CN CN202022368472.6U patent/CN213681775U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115450120A (en) * | 2022-09-01 | 2022-12-09 | 中铁二十四局集团江苏工程有限公司 | Long-span walking type steel box girder pushing construction equipment |
| CN115450120B (en) * | 2022-09-01 | 2023-09-01 | 中铁二十四局集团江苏工程有限公司 | Large-span walking type steel box girder pushing construction equipment |
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