CN211221301U - Prefabricated slidable formwork system for concrete bridge deck - Google Patents
Prefabricated slidable formwork system for concrete bridge deck Download PDFInfo
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- CN211221301U CN211221301U CN201921731601.4U CN201921731601U CN211221301U CN 211221301 U CN211221301 U CN 211221301U CN 201921731601 U CN201921731601 U CN 201921731601U CN 211221301 U CN211221301 U CN 211221301U
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Abstract
The utility model discloses a concrete bridge deck plate prefabrication slidable formwork system, which comprises a middle fixed module and two side movable modules, wherein the middle fixed module is arranged on the ground, the two side movable modules are arranged on a sliding track pre-embedded on the ground in advance, two sides of the movable modules are provided with hydraulic supporting rods with adjustable heights, and the lower ends of the hydraulic supporting rods are in contact connection with the ground; and a stainless steel plate is laid on the top surface of the fixed module, two ends of the stainless steel plate are respectively laid on the corresponding movable modules, and a bridge deck is laid on the stainless steel plate. The utility model relates to a thinking is clear, and simple structure, after the deck slab is prefabricated to reach the drawing of patterns condition, reduces and pull removal module and next fixed module match shaping, can reduce the die carrier and drop into quantity, improves the die carrier turnover number of times, reduces construction cost.
Description
Technical Field
The utility model relates to a prefabricated construction technical field of steel sheet combination beam bridge decking specifically is a prefabricated slidable die carrier system of concrete bridge deck board.
Background
The steel plate composite beam is a transverse bearing component which is formed by connecting a steel beam and a concrete bridge deck into a whole through a shear connector and is stressed together. In order to achieve the purpose of factory production and assembly construction of bridge components, most concrete bridge decks are prefabricated in a factory and then assembled at bridge positions. At present, fixed templates are mostly adopted for prefabricating the concrete deck of the bridge, and in order to meet the requirement of construction progress, a plurality of sets of fixed templates are generally needed to ensure the continuity of the prefabrication construction of the concrete deck, so that the construction cost is increased; secondly, a fixed template is adopted, after the strength of the concrete bridge deck reaches 100% and the transverse prestressed steel beam tensioning and grouting is completed, the next bridge deck can be prefabricated, the template turnover period needs 10-12 d, the turnover frequency of the template is few, and the utilization rate is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a precast slidable mould frame system of concrete decking to solve the problem that proposes among the above-mentioned background art. When the strength of the bridge deck concrete reaches 70% of the demolding condition, the movable modules on two sides of the bridge deck can be lowered, and the movable modules are dragged to the next fixed module through the traction power device to be matched and molded, so that the investment quantity of the formwork can be reduced, the turnover frequency of the formwork is increased, and the construction cost is reduced.
In order to achieve the above object, the utility model provides a following technical scheme:
a concrete bridge deck prefabricating slidable formwork system comprises a middle fixing module and two side moving modules, wherein the middle fixing module is arranged on the ground, the two side moving modules are arranged on sliding tracks pre-embedded on the ground in advance, hydraulic supporting rods with adjustable heights are arranged on two sides of each moving module, and the lower ends of the hydraulic supporting rods are in abutting connection with the ground; and a stainless steel plate is laid on the top surface of the fixed module, two ends of the stainless steel plate are respectively laid on the corresponding movable modules, and a bridge deck is laid on the stainless steel plate.
Preferably, the bottom of the moving module is provided with a roller corresponding to the sliding track, and the roller is matched on the sliding track in a rolling manner.
Preferably, the upper end and the lower end of the hydraulic support rod are both hinged with a hinged seat, the hinged seat at the upper end is fixed with the movable module through bolts, and the hinged seat at the lower end is supported on the ground.
Preferably, the moving module comprises two moving supports arranged in the front and back, a plurality of supporting templates for laying the stainless steel plates are welded and fixed on the moving supports, and a side template is welded and fixed on the outer wall of the supporting template on the outermost side; the movable support comprises transverse section steel, vertical section steel, oblique section steel below the movable support and fold line section steel above the movable support, the transverse section steel and the fold line section steel are fixedly connected through a plurality of vertical section steel and a plurality of oblique section steel in a welding mode, the hinged seat at the upper end of the hydraulic support rod is fixedly connected with the end portion of the fold line section steel, and the idler wheels are arranged below the transverse section steel in a distributed mode.
Preferably, side molds and end molds are further arranged on the periphery of the fixed module and the movable module.
Preferably, the moving module is connected with a traction power device.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses compare with traditional fixed template, this slidable mould frame system designs into the sectional type structure of fixed module and moving module combination, after the prefabricated drawing of patterns condition that reaches of decking, reduces the moving module, makes the decking support and continue the maintenance in fixed module, utilizes power device to pull moving module and next fixed module match shaping, and then continues prefabricated decking, can reduce the die carrier and drop into quantity, improves the die carrier turnover number of times, reduces construction cost.
2. The utility model relates to a thinking is clear, simple structure, and it is clear and definite to pass the power route, compares with the fixed template of tradition, has reduced the steel and has used, has practiced thrift non-renewable resources.
Drawings
FIG. 1 is a schematic structural view of a concrete deck slab prefabricated slidable formwork system;
fig. 2 is a partial structural view of a concrete bridge deck prefabrication slidable formwork system.
In the figure: 1-fixed module, 2-mobile module, 3-ground, 4-decking, 5-stainless steel, 6-glide track, 7-hydraulic support bar, 8-roller, 201-transverse profile, 202-vertical profile, 203-diagonal profile, 204-broken profile, 205-support form, 206-side form.
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. 1-2, the present invention provides a technical solution: a concrete bridge deck prefabrication slidable formwork system comprises a middle fixed module 1 and two side movable modules 2, wherein the middle fixed module is arranged on the ground 3, the two side movable modules 2 are arranged on a sliding track 6 pre-embedded on the ground 3 in advance, two sides of each movable module 2 are provided with hydraulic support rods 7 with adjustable elevations, and the lower ends of the hydraulic support rods 7 are in abutting connection with the ground 3; the top surface of the fixed module 1 is paved with a stainless steel plate 5, two ends of the stainless steel plate 5 are respectively paved on the corresponding movable modules 2, and a bridge deck plate 4 is paved on the stainless steel plate 5.
The bottom of the moving module 2 is provided with a roller 8 corresponding to the position of the sliding track 6, and the roller 8 is matched on the sliding track 6 in a rolling way. The moving module 2 can be moved on the sliding rail 6 by means of rollers 8.
The upper end and the lower end of the hydraulic support rod 7 are both hinged with a hinged seat, the upper end of the hinged seat is fixed with the movable module 2 through bolts, and the lower end of the hinged seat is supported on the ground 3. Before the bridge deck 4 is prefabricated, the elevation of the movable module 2 is adjusted by extending the hydraulic support rod 7, so that the line shape of the movable module 1 coincides with the bottom contour line of the bridge deck 4.
The moving module 2 comprises two moving brackets which are arranged in the front and back, a plurality of supporting templates 205 for laying the stainless steel plates 5 are fixedly welded on the moving brackets, and a side template 206 is fixedly welded on the outer wall of the supporting template 205 at the outermost side; the movable support comprises transverse section steel 201, vertical section steel 202, oblique section steel 203 and the broken line section steel 204 of top below, and is connected through a plurality of vertical section steel 202, a plurality of oblique section steel 203 welded fastening between transverse section steel 201 and the broken line section steel 204, the articulated seat of hydraulic support 7 upper end and the tip fixed connection of broken line section steel 204, 8 distribution of gyro wheel are installed in the below of transverse section steel 201. The mobile module 2 has reasonable structural design and can realize good support.
And side molds and end molds are arranged around the fixed module 1 and the movable module 2. The side and end moulds are used for casting the fixed module 1 and the bridge deck 4.
The mobile module 2 is connected with a traction power device, the traction power device can adopt a traction mechanism in the prior art, and the traction power device comprises a traction support, a traction motor, a traction drum and a traction rope. The traction motor drives the traction drum to rotate, one end of the traction rope is wound on the traction drum, the other end of the traction rope is fixedly connected with the moving module 2, and the traction motor can drive the moving module 2 to move along the sliding track 6 when working.
The utility model discloses a concrete work progress is: the module 1 is fixed on the ground 3 made of concrete by pouring concrete, and then a stainless steel plate 5 is laid on the top surface of the module according to the contour line shape of the bottom of the bridge deck 4; then, a sliding rail 6 is installed on the ground 3, the moving module 2 is integrally installed on the sliding rail 6, a roller 8 is arranged at the position, corresponding to the sliding rail 6, of the moving module II 2, and a hydraulic support rod 7 is arranged at the bottom of the moving module 2 and can adjust the elevation of the hydraulic support rod. The moving module 2 is formed by assembling and welding a transverse steel bar 201, a vertical steel bar 202 and an oblique steel bar 203. The periphery of the concrete bridge deck prefabricating slidable formwork system is also provided with side molds and end molds, and the prefabricated concrete bridge deck is of an integral symmetrical structure.
Before the bridge deck 4 is prefabricated, the elevation of the movable module 2 is adjusted to enable the movable module to be overlapped with the line shape of the fixed module 1 and the bottom contour line of the bridge deck 4, then steel bars are bound, prestressed steel beam pipelines are positioned, the peripheral side molds and the end molds are installed, and finally concrete is poured. After the concrete strength reaches the demoulding condition of the movable modules 2 at the two sides, the movable modules 2 and the next fixed module 1 are matched and formed through a traction power device, and therefore the next bridge deck prefabrication construction is carried out continuously and circularly.
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.
Claims (6)
1. The utility model provides a precast slidable die carrier system of concrete decking which characterized in that: the device comprises a middle fixed module (1) and two side movable modules (2), wherein the middle fixed module is arranged on the ground (3), the two side movable modules (2) are arranged on a sliding track (6) pre-embedded on the ground (3), two sides of each movable module (2) are provided with hydraulic supporting rods (7) with adjustable elevations, and the lower ends of the hydraulic supporting rods (7) are in abutting connection with the ground (3); the top surface of the fixed module (1) is paved with a stainless steel plate (5), two ends of the stainless steel plate (5) are respectively paved on the corresponding movable modules (2), and a bridge deck plate (4) is paved on the stainless steel plate (5).
2. A concrete deck precast slidable formwork system according to claim 1, wherein: the bottom of the moving module (2) is provided with a roller (8) corresponding to the position of the sliding track (6), and the roller (8) is matched on the sliding track (6) in a rolling manner.
3. A concrete deck precast slidable formwork system according to claim 2, wherein: the upper end and the lower end of the hydraulic support rod (7) are hinged with hinged seats, the upper end of the hinged seat is fixed with the movable module (2) through bolts, and the lower end of the hinged seat is supported on the ground (3).
4. A concrete bridge deck prefabrication slidable formwork system as claimed in claim 3, wherein: the moving module (2) comprises two moving supports which are arranged in the front and back, a plurality of supporting templates (205) for laying the stainless steel plates (5) are fixedly welded on the moving supports, and a side template (206) is fixedly welded on the outer wall of the supporting template (205) on the outermost side; the movable support comprises transverse section steel (201), vertical section steel (202), oblique section steel (203) and fold line section steel (204) above, the transverse section steel (201) and the fold line section steel (204) are fixedly connected through a plurality of vertical section steel (202) and a plurality of oblique section steel (203) in a welding mode, an articulated seat at the upper end of a hydraulic support rod (7) is fixedly connected with the end of the fold line section steel (204), and rollers (8) are arranged below the transverse section steel (201) in a distributed mode.
5. A concrete deck precast slidable formwork system according to claim 1, wherein: and side molds and end molds are arranged around the fixed module (1) and the movable module (2).
6. A concrete deck precast slidable formwork system according to claim 1, wherein: the mobile module (2) is connected with a traction power device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921731601.4U CN211221301U (en) | 2019-10-15 | 2019-10-15 | Prefabricated slidable formwork system for concrete bridge deck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921731601.4U CN211221301U (en) | 2019-10-15 | 2019-10-15 | Prefabricated slidable formwork system for concrete bridge deck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211221301U true CN211221301U (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921731601.4U Expired - Fee Related CN211221301U (en) | 2019-10-15 | 2019-10-15 | Prefabricated slidable formwork system for concrete bridge deck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211221301U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112140290A (en) * | 2020-09-15 | 2020-12-29 | 中铁大桥局上海工程有限公司 | Prefabricated bridge deck steel mold supporting device and prefabricated bridge deck pouring method thereof |
| CN112459470A (en) * | 2020-11-27 | 2021-03-09 | 上海宝冶集团有限公司 | Beam-free plate interlayer supporting and formwork removing method |
-
2019
- 2019-10-15 CN CN201921731601.4U patent/CN211221301U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112140290A (en) * | 2020-09-15 | 2020-12-29 | 中铁大桥局上海工程有限公司 | Prefabricated bridge deck steel mold supporting device and prefabricated bridge deck pouring method thereof |
| CN112140290B (en) * | 2020-09-15 | 2022-02-18 | 中铁大桥局上海工程有限公司 | Pouring method for prefabricated bridge deck |
| CN112459470A (en) * | 2020-11-27 | 2021-03-09 | 上海宝冶集团有限公司 | Beam-free plate interlayer supporting and formwork removing method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 |