CN215441502U - Bridge side-span cast-in-place section short cantilever construction device - Google Patents
Bridge side-span cast-in-place section short cantilever construction device Download PDFInfo
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- CN215441502U CN215441502U CN202121830671.2U CN202121830671U CN215441502U CN 215441502 U CN215441502 U CN 215441502U CN 202121830671 U CN202121830671 U CN 202121830671U CN 215441502 U CN215441502 U CN 215441502U
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Abstract
The utility model discloses a bridge side span cast-in-place section short cantilever support construction device, which belongs to the technical field of bridge construction and comprises a bridge, wherein the left side surface of the bridge is fixedly connected with the right side surface of a backing plate, the left side surface of the backing plate is fixedly connected with the right side surface of a fixed plate, the inner wall of the fixed plate is in threaded connection with the outer surface of a hexagonal screw, the inner wall of the fixed plate is fixedly connected with the left side surface of the backing plate through the hexagonal screw, the left side surface of the fixed plate is fixedly connected with the right surface of an I-shaped steel, the lower surface of the I-shaped steel is fixedly connected with the upper surface of a connecting sleeve, and the inner wall of the connecting sleeve is clamped with the outer surface of a limiting steel plate. This cast-in-place section short cantilever construction equipment of bridge side span, the effectual cost and the man-hour that has reduced constructor and carry out construction support or bracket set up has improved this construction equipment installation and has reduced constructor's intensity of labour when dismantling efficiency to the effectual time limit for a project that has reduced whole bridge.
Description
Technical Field
The utility model belongs to the technical field of bridge construction, and particularly relates to a construction device for a short cantilever support of a bridge side span cast-in-place section.
Background
With the continuous development of bridge construction technology, large-span continuous beam reinforced concrete bridges are widely applied, the construction of side-span cast-in-place sections influences the construction quality and the engineering progress of the whole bridge, the construction method of the side-span cast-in-place sections mostly adopts full-space supports or triangular brackets for construction at present, the full-space supports or the triangular brackets are firstly erected in the construction process, and then the procedures of pier top installation templates, steel bar binding, prestressed pipeline installation, concrete pouring and the like are carried out.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects in the prior art, the utility model provides a construction device for a short cantilever support of a bridge side span cast-in-place section, which solves the problems that the construction cost of the existing construction support or bracket is relatively high, the working hours are long, the existing construction support or bracket is not easy to disassemble, and the construction period of the whole bridge is influenced.
(II) technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme: a construction device for a bridge side span cast-in-place section short cantilever support comprises a bridge, wherein the left side surface of the bridge is fixedly connected with the right side surface of a backing plate, the left side surface of the backing plate is fixedly connected with the right side surface of a fixed plate, the inner wall of the fixed plate is in threaded connection with the outer surface of a hexagonal screw, the inner wall of the fixed plate is fixedly connected with the left side surface of the backing plate through the hexagonal screw, the left side surface of the fixed plate is fixedly connected with the right surface of an I-shaped steel, the lower surface of the I-shaped steel is fixedly connected with the upper surface of a connecting sleeve, the inner wall of the connecting sleeve is clamped with the outer surface of a limiting steel plate, the outer surface of the limiting steel plate is fixedly connected with the outer surface of the connecting sleeve through a bolt, the outer surface of the supporting steel plate is fixedly connected with the outer surface of the connecting sleeve through a bolt, and the lower surface of the limiting steel plate is fixedly connected with a support, the lower surface of the support is fixedly connected with the upper surface of the movable block, and the inner wall of the movable block is connected with the outer surface of the supporting steel plate in a sliding mode.
As a further scheme of the utility model: the I-shaped steel, the limiting steel plate and the supporting steel plate are all in an I shape.
As a further scheme of the utility model: the support is triangular, and the lower surface of the limiting steel plate is connected with the outer surface of the supporting steel plate in a sliding mode through the support.
As a further scheme of the utility model: the lower surface of the bridge is fixedly connected with a cement plate, and the front surface of the bridge is fixedly connected with the back surface of the escalator.
As a further scheme of the utility model: the left side surface of the I-shaped steel is connected with the right side surface of the connecting block in a clamping mode.
As a further scheme of the utility model: the upper surface fixed connection of I-steel has spacing post, the surface cover of spacing post is equipped with the sleeve, the telescopic top is connected with the lower fixed surface of backup pad.
As a further scheme of the utility model: the upper surface of the supporting plate is fixedly connected with the lower surface of the guardrail.
(III) advantageous effects
Compared with the prior art, the utility model has the beneficial effects that:
1. the construction device for the bridge side span cast-in-place section short cantilever support comprises I-shaped steel, a limiting steel plate, a bolt and a support, wherein after the limiting steel plate and the supporting steel plate are fixed, a connecting sleeve below the I-shaped steel is sleeved above the limiting steel plate and the supporting steel plate, then the bolt is inserted into a threaded hole above the limiting steel plate and the supporting steel plate, then the limiting steel plate and the supporting steel plate are fixed with the connecting sleeve below the I-shaped steel by connecting a nut and the bolt, in the installation process of the limiting steel plate, a movable block is sleeved above the supporting steel plate, the limiting steel plate and the supporting steel plate are supported by the other side of the movable block through a triangular support, after the installation is finished, two same I-shaped steel can be installed by a connecting block at the joint above the I-shaped steel, the cost and the working hours for constructing the support or bracket by constructors are effectively reduced, the installation and disassembly efficiency of the construction device is improved, and the labor intensity of constructors is reduced, thereby effectively reducing the construction period of the whole bridge.
2. This cast-in-place section short cantilever construction equipment is striden to bridge limit, through setting up the bridge, the hexagonal screw, fixed plate and backing plate, operating personnel is together fixed backing plate and fixed plate through the nut of wrench movement hexagonal screw, it is fixed with one side of bridge afterwards to rethread backing plate, thereby it is fixed with I-steel and bridge, reuse hexagonal screw and fixed plate after that is fixed in the bridge top respectively with spacing steel sheet and supporting steel plate, link up the structure that forms the triangle through I-steel and supporting steel sheet, very big improvement this construction equipment's stability, constructor's security has been improved when providing stable construction place for constructor, thereby the effectual work efficiency who improves the device.
3. This cast-in-place short cantilever construction equipment of section of bridge side span, through setting up the stopper, the staircase, backup pad and guardrail, install the staircase in the top of bridge, the sleeve is established to the stopper cover in the I-steel top afterwards, sleeve through the stopper is fixed with the stable installation of backup pad, install the guardrail in the top of backup pad at last, when operating personnel needs the work, the backup pad is climbed to the accessible staircase, when conveniently providing workplace for constructor, effectually protect constructor, thereby the effectual constructor of having avoided receives the possibility of injury because of misoperation, thereby constructor injured's possibility has been reduced.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective sectional view of the backing plate of the present invention;
FIG. 3 is a schematic three-dimensional structural view of an I-beam according to the present invention;
FIG. 4 is a schematic structural view of an exploded I-steel of the present invention;
in the figure: the structure comprises a bridge 1, a base plate 2, a fixing plate 3, a hexagonal screw 4, an I-steel 5, a connecting sleeve 6, a limiting steel plate 7, a bolt 8, a supporting steel plate 9, a support 10, a movable block 11, a cement plate 12, an escalator 13, a connecting block 14, a limiting column 15, a sleeve 16, a supporting plate 17 and a guardrail 18.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 4, the present invention provides a technical solution: a bridge side span cast-in-place section short cantilever support construction device comprises a bridge 1, wherein the left side surface of the bridge 1 is fixedly connected with the right side surface of a base plate 2, the left side surface of the base plate 2 is fixedly connected with the right side surface of a fixing plate 3, the fixing plate 3 and the base plate 2 are both made of steel, the inner wall of the fixing plate 3 is in threaded connection with the outer surface of a hexagonal screw 4, the hexagonal screw 4 is made of steel and is M22 in type, the inner wall of the fixing plate 3 is fixedly connected with the left side surface of the base plate 2 through the hexagonal screw 4, the left side surface of the fixing plate 3 is fixedly connected with the right surface of an I-steel 5, the I-steel 5 is hot rolled steel and is 25# A in type, the lower surface of the I-steel 5 is fixedly connected with the upper surface of a connecting sleeve 6, the inner wall of the connecting sleeve 6 is clamped with the outer surface of a limiting steel plate 7, the limiting steel plate 7 is hot rolled steel and is 18 in type, the outer surface of the limiting steel plate 7 is fixedly connected with the outer surface of the connecting sleeve 6 through a bolt 8, bolt 8 is the steel material, the model is M22 160, the inner wall that links up cover 6 and the surface joint of supporting steel plate 9, supporting steel plate 9 is the hot rolled steel, the model is 23# B, the supporting steel plate 9 surface is through bolt 8 and the fixed surface who links up cover 6 is connected, the fixed surface that the spacing steel sheet 7 is connected with support 10, the lower surface of support 10 and the upper surface fixed connection of movable block 11, the inner wall of movable block 11 and the surface sliding connection of supporting steel plate 9, effectual constructor that has reduced has carried out the cost and man-hour that support or bracket set up, the intensity of labour who has reduced constructor when having improved this construction equipment installation and dismantlement efficiency, thereby the effectual time limit for a project that has reduced whole bridge.
Specifically, as shown in fig. 1, fig. 2 and fig. 3, i-steel 5, spacing steel sheet 7 and supporting steel plate 9 all are "worker" font, through setting up i-steel 5, the effectual toughness that improves this construction equipment, simultaneously more convenient install movable block 11, support 10 is triangle-shaped, the lower surface of spacing steel sheet 7 passes through support 10 and supporting steel plate 9's surface sliding connection, through setting up support 10, the effectual stability that improves this construction equipment, thereby very big improvement this construction equipment's availability factor, the lower fixed surface of bridge 1 is connected with cement board 12, the front of bridge 1 and the back fixed connection of staircase 13, through setting up staircase 13, more convenient use this construction equipment, thereby this construction equipment's suitability has been improved.
Specifically, as shown in fig. 1, 2 and 4, the left side surface of the i-beam 5 is clamped with the right side surface of the connecting block 14, and a plurality of construction devices are more conveniently combined by arranging the connecting block 14, so that the working efficiency of the construction device is greatly improved, the upper surface of the i-beam 5 is fixedly connected with a limiting column 15, the outer surface of the limiting column 15 is sleeved with a sleeve 16, the top end of the sleeve 16 is fixedly connected with the lower surface of a supporting plate 17, the construction device is more conveniently installed and fixed by arranging the limiting column 15, the stability of the construction device is greatly improved, so that the safety of constructors is effectively improved, and meanwhile, a stable construction place is provided for the constructors, the upper surface of the supporting plate 17 is fixedly connected with the lower surface of a guardrail 18, and by arranging the guardrail 18, a working place is more conveniently provided for the constructors, through effectual protection to constructor to the effectual possibility of having avoided constructor to receive the injury because of misoperation.
The working principle of the utility model is as follows:
s1, before use, an operator fixes the backing plate 2 and the fixing plate 3 together by twisting the nut of the M22 hexagon screw 4, then fixes the I-shaped steel 5 and the bridge through the backing plate 2 and one side of the bridge 1, and then respectively fixes the limiting steel plate 7 and the supporting steel plate 9 above the bridge 1 by using the hexagon screw 4 and the fixing plate 3;
s2, after the limiting steel plate 7 and the supporting steel plate 9 are fixed, the connecting sleeve 6 below the I-beam 5 is sleeved above the limiting steel plate 7 and the supporting steel plate 9, then the bolt 8 is inserted into the threaded hole above the limiting steel plate 7 and the supporting steel plate 9, then the nut is connected with the bolt 8 to fix the limiting steel plate 7 and the supporting steel plate 9 with the connecting sleeve 6 below the I-beam 5, in the installation process of the limiting steel plate 7, the movable block 11 is sleeved above the supporting steel plate 9, the limiting steel plate 7 and the supporting steel plate 9 are supported by the other side of the movable block 11 through the triangular support 10, and after the installation is finished, the connecting block 14 at the connecting position above the I-beam 5 can install two identical 25# A I-beams 5;
s3, after the construction device is installed, the escalator 13 is installed above the bridge 1, then the sleeve 16 is sleeved on the limiting block above the 25# A I-shaped steel 5, the supporting plate 17 is stably installed through the sleeve 16 fixed by the limiting block, finally the guardrail 18 is installed above the supporting plate 17, and when an operator needs to work, the supporting plate 17 can be climbed through the escalator 13.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (7)
1. The utility model provides a short cantilever construction equipment of cast-in-place section of bridge side span, includes bridge (1), its characterized in that: the left surface of bridge (1) and the right flank fixed connection of backing plate (2), the left surface of backing plate (2) and the right flank fixed connection of fixed plate (3), the inner wall of fixed plate (3) and the surface threaded connection of hexagonal screw (4), the inner wall of fixed plate (3) passes through the left surface fixed connection of hexagonal screw (4) and backing plate (2), the left surface of fixed plate (3) and the right fixed surface of I-steel (5) are connected, the lower surface of I-steel (5) and the last fixed surface who links up cover (6) are connected, the inner wall that links up cover (6) and the surface joint of spacing steel sheet (7), the surface of spacing steel sheet (7) passes through bolt (8) and the surface fixed connection who links up cover (6), the inner wall that links up cover (6) and the surface joint of supporting steel sheet (9), the supporting steel plate (9) surface passes through bolt (8) and links up the fixed surface of cover (6) and is connected, and the lower fixed surface of spacing steel sheet (7) is connected with support (10), the lower surface of support (10) and the last fixed surface of movable block (11) are connected, the inner wall of movable block (11) and the surface sliding connection of supporting steel plate (9).
2. The construction device for the bridge side span cast-in-place section short cantilever support according to claim 1, characterized in that: the I-shaped steel (5), the limiting steel plate (7) and the supporting steel plate (9) are I-shaped.
3. The construction device for the bridge side span cast-in-place section short cantilever support according to claim 1, characterized in that: the support (10) is triangular, and the lower surface of the limiting steel plate (7) is connected with the outer surface of the supporting steel plate (9) in a sliding mode through the support (10).
4. The construction device for the bridge side span cast-in-place section short cantilever support according to claim 1, characterized in that: the lower surface of the bridge (1) is fixedly connected with a cement plate (12), and the front surface of the bridge (1) is fixedly connected with the back surface of the escalator (13).
5. The construction device for the bridge side span cast-in-place section short cantilever support according to claim 1, characterized in that: the left side surface of the I-shaped steel (5) is clamped with the right side surface of the connecting block (14).
6. The construction device for the bridge side span cast-in-place section short cantilever support according to claim 1, characterized in that: the upper surface fixed connection of I-steel (5) has spacing post (15), the surface cover of spacing post (15) is equipped with sleeve (16), the top of sleeve (16) and the lower fixed surface of backup pad (17) are connected.
7. The construction device for the bridge side span cast-in-place section short cantilever support according to claim 6, characterized in that: the upper surface of the supporting plate (17) is fixedly connected with the lower surface of the guardrail (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121830671.2U CN215441502U (en) | 2021-08-06 | 2021-08-06 | Bridge side-span cast-in-place section short cantilever construction device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121830671.2U CN215441502U (en) | 2021-08-06 | 2021-08-06 | Bridge side-span cast-in-place section short cantilever construction device |
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| CN215441502U true CN215441502U (en) | 2022-01-07 |
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| CN202121830671.2U Active CN215441502U (en) | 2021-08-06 | 2021-08-06 | Bridge side-span cast-in-place section short cantilever construction device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115323917A (en) * | 2022-03-07 | 2022-11-11 | 陕西西建路桥工程有限公司 | Construction method for bridge side span cast-in-place section short cantilever support |
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2021
- 2021-08-06 CN CN202121830671.2U patent/CN215441502U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115323917A (en) * | 2022-03-07 | 2022-11-11 | 陕西西建路桥工程有限公司 | Construction method for bridge side span cast-in-place section short cantilever support |
| CN115323917B (en) * | 2022-03-07 | 2024-06-04 | 陕西西建路桥工程有限公司 | Construction method of bridge side span cast-in-situ section short cantilever bracket |
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