CN216515158U - Suspension bridge king-tower entablature is chamfer down and is reserved a template mounting system - Google Patents

Suspension bridge king-tower entablature is chamfer down and is reserved a template mounting system Download PDF

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Publication number
CN216515158U
CN216515158U CN202122941350.6U CN202122941350U CN216515158U CN 216515158 U CN216515158 U CN 216515158U CN 202122941350 U CN202122941350 U CN 202122941350U CN 216515158 U CN216515158 U CN 216515158U
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China
Prior art keywords
template
main tower
pouring
suspension bridge
embedded part
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CN202122941350.6U
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Inventor
王保
刘赐文
陈更新
杨庆
游威
李浩然
袁璋
张涵钰
唐磊
杨斌
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China Railway Guangzhou Engineering Group Co Ltd CRECGZ
CRECGZ Bridge Engineering Co Ltd
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China Railway Guangzhou Engineering Group Co Ltd CRECGZ
CRECGZ Bridge Engineering Co Ltd
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Priority to CN202122941350.6U priority Critical patent/CN216515158U/en
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Abstract

The application discloses suspension bridge main tower entablature lower chamfer reservation piece template installation system relates to suspension bridge entablature construction field, and it is provided with the tie-beam system including predetermineeing the built-in fitting on the main tower on the built-in fitting, is provided with the template of pouring on the tie-beam system, pours template top butt in the entablature bottom, pours one side butt of template in the inside wall of main tower. This application has the degree of difficulty of having reduced building of pouring the template, has promoted the efficiency of construction, has shortened construction period's effect.

Description

Suspension bridge king-tower entablature is chamfer down and is reserved a template mounting system
Technical Field
The utility model relates to the field of construction of an upper cross beam of a suspension bridge, in particular to a template installation system for a lower chamfer reserved part of an upper cross beam of a main tower of a suspension bridge.
Background
At present, a suspension bridge cross beam is an important supporting component in a suspension bridge main tower structure and is a middle beam for supporting main towers on two sides.
In the related art, a suspension bridge cross beam is generally divided into an upper cross beam and a lower cross beam according to a difference in height. Because the main tower is roughly vertically arranged, and the upper beam is horizontally arranged, after the upper beam is poured, an included angle is formed between the bottom end of the upper beam and the main tower. In order to further improve the aesthetic property of the suspension bridge, a lower chamfer angle decorative plate is additionally poured at an included angle part in the construction process.
With respect to the related art among the above, the applicant believes that the following drawbacks exist: in the actual construction process of the lower chamfer decorative plate, because the height of the lower chamfer decorative plate is higher, the difficulty of the existing template building is higher, and a certain improvement space exists.
SUMMERY OF THE UTILITY MODEL
In order to reduce the difficulty of building of pouring the template, this application provides a suspension bridge king-tower entablature lower chamfering reservation piece template installation system.
The application provides a suspension bridge king-tower entablature lower chamfer reservation piece template installation system adopts following technical scheme:
the utility model provides a suspension bridge main tower entablature lower chamfer reservation piece template mounting system, includes the built-in fitting of predetermineeing on the main tower, be provided with the tie-beam system on the built-in fitting, be provided with the template of pouring on the tie-beam system, pour template top butt in the entablature bottom, one side butt in the inside wall of main tower of template of pouring.
Through adopting above-mentioned technical scheme, in the main tower work progress, in order to set up and fix a position of entablature support, can reserve the built-in fitting on the inside wall of main tower usually, and through will pour the template and set up in advance on the tie beam system, rethread tower crane or other hoisting equipment will connect the beam system and pour the template hoist and mount to the built-in fitting top, be connected tie beam system and built-in fitting again, reduced the degree of difficulty of setting up of pouring the template, construction efficiency has been promoted, construction period has been shortened.
Preferably, the connecting beam system comprises a truss positioned above the embedded part, limiting frames are fixedly arranged at the bottom end of the truss on two sides of the embedded part respectively, and two sides, close to each other, of the two limiting frames are in contact with the embedded part.
By adopting the technical scheme, the connection between the connecting beam system and the embedded part is realized, and the connection strength is high.
Preferably, the inner side of the pouring template is provided with a waterproof coating for separating the pouring template from the decorative plate, the truss is connected to the embedded part through bolts, the truss is provided with a roll shaft, and the roll shaft abuts against the top end of the embedded part.
Through adopting above-mentioned technical scheme, the decorative board is pour and is accomplished and reach predetermined intensity after, when demolising the template of pouring, need drive the tie-beam system and move along the one side that the built-in fitting kept away from the main tower, the setting of roller has reduced the frictional force between truss and the built-in fitting, the tie-beam system of being convenient for removes.
Preferably, a supporting beam system is arranged on the connecting beam system, and the top end of the supporting beam system abuts against one side, far away from the main tower, of the pouring template.
By adopting the technical scheme, the supporting strength of the pouring template is increased, and the stability of the pouring template in the pouring process is increased.
Preferably, the supporting beam system comprises a first fixed beam fixedly arranged on the connecting beam system, the first fixed beam is vertically arranged, a first movable beam is vertically matched with the top end of the first fixed beam in a sliding manner, and the top end of the first movable beam is fixedly arranged on the pouring template;
the supporting beam system further comprises a second fixed beam fixedly arranged on the connecting beam system, the second fixed beam is vertically arranged, the top end of the second fixed beam is in threaded connection with a second movable beam, and the top end of the second movable beam abuts against the pouring formwork.
Through adopting above-mentioned technical scheme, when demolising and pour the template and drive the tie beam system and remove, adjust the second walking beam and make the height reduction of second walking beam for the height reduction of pouring the template, and then make and pour and leave the clearance between template top and the entablature bottom, prevent to pour the too big frictional force between template top and the entablature top, be convenient for pour the removal of template.
Preferably, a spring is arranged in the first fixed beam, the spring is vertically arranged, and the top end of the spring abuts against the first movable beam.
Through adopting above-mentioned technical scheme, the spring exerts vertical ascending effort to first walking beam, plays the supporting role to first walking beam, and then makes first walking beam play the supporting role to pouring the template, has increased the stability to pouring the template support.
Preferably, the top end of the second fixed beam is rotatably connected with a cushion block.
Through adopting above-mentioned technical scheme, increased the area of contact between second fixed beam and the pouring template, increased the stability to pouring the template support.
Preferably, the pouring formwork comprises two side formworks arranged at intervals and an inner formwork fixedly arranged on one side of each side formwork, which is far away from the main tower, the top ends of the side formworks are abutted to the bottom end of the upper cross beam, one side of each side formwork, which is far away from the inner formwork, is abutted to the main tower, and pouring holes are formed in the side formworks.
By adopting the technical scheme, the two side templates and the inner template form a triangular area for pouring the decorative plate, and constructors pour through pouring holes in the side templates.
In summary, the present application includes at least one of the following beneficial technical effects:
1. in the construction process of the main tower, in order to conveniently set up and position the upper beam support, an embedded part is usually reserved on the inner side wall of the main tower, a pouring template is arranged on a connecting beam system in advance, the connecting beam system and the pouring template are hoisted to the upper side of the embedded part through a tower crane or other hoisting equipment, and then the connecting beam system is connected with the embedded part, so that the setting difficulty of the pouring template is reduced, the construction efficiency is improved, and the construction period is shortened;
2. when the pouring template is dismantled to drive the connecting beam system to move, the second movable beam is adjusted to reduce the height of the second movable beam, so that the height of the pouring template is reduced, a gap is reserved between the top end of the pouring template and the bottom end of the upper cross beam, and the phenomenon that the friction force between the top end of the pouring template and the top end of the upper cross beam is too large to facilitate the movement of the pouring template is avoided.
Drawings
Fig. 1 is a schematic view showing the overall structure of a formwork installation system.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a partial side schematic view showing a support beam system.
Fig. 4 is a partial sectional view schematically showing a roller shaft.
Description of reference numerals:
1. embedding parts; 2. a connecting beam system; 21. a truss; 22. a limiting frame; 23. a roll shaft; 3. pouring a template; 31. a sideform; 311. pouring holes; 32. an inner template; 4. a support beam system; 41. a first fixed beam; 42. a second fixed beam; 43. a first movable beam; 44. a second movable beam; 441. rotating the handle; 45. cushion blocks; 5. a spring.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a suspension bridge main tower entablature lower chamfer reservation piece template installation system.
Referring to fig. 1, the template installation system for the reserved lower chamfer of the upper beam of the main tower of the suspension bridge comprises an embedded part 1 preset on the main tower, wherein the embedded part 1 is positioned below the lower beam, and the embedded part 1 is arranged along the length direction of the upper beam.
The template installation system for the reserved part of the upper beam and the lower chamfer of the main tower of the suspension bridge further comprises a connecting beam system 2, a pouring template 3 and a supporting beam system 4.
The connecting beam system 2 is used for being connected with the embedded part 1 to provide an installation foundation for the pouring template 3. The connecting beam system 2 comprises a truss 21 connected to the top end of the embedded part 1 through bolts, the truss 21 extends out of one end of the embedded part 1 far away from the main tower, and the truss 21 extends along the width direction of the embedded part 1. The bottom end of the truss 21 is fixedly welded with two spacing frames 22 arranged at intervals, the two spacing frames 22 are respectively located on two sides of the embedded part 1, two sides, close to each other, of the two spacing frames 22 are in contact with the embedded part 1, and movement of the truss 21 relative to the width direction of the embedded part 1 is further limited.
The pouring formwork 3 comprises two side formworks 31 arranged at intervals, the side formworks 31 are triangular, one side of each of the two side formworks 31, which is far away from the main tower, is jointly fixed with the same inner formwork 32, the inner formwork 32 tightly seals a gap between the two side formworks 31, which are far away from the main tower, the top ends of the side formworks 31 abut against the bottom end of the upper cross beam, one side of each of the side formworks 31, which is far away from the inner formwork 32, abuts against the main tower, and the top ends of the inner formworks 32 abut against the bottom end of the upper cross beam. The side template 31 is provided with a pouring hole 311 communicated with the inner cavity of the pouring template 3.
In order to facilitate the removal of the pouring formwork 3, the inner side walls of the side formworks 31 and the inner formworks 32 are respectively provided with a waterproof coating for separating the side formworks from the decorative plate, and in this embodiment, the waterproof coating is a polyurethane waterproof coating.
With reference to fig. 1 and 2, the support beam system 4 includes a first fixed beam 41 and a second fixed beam 42 that are vertically disposed, two first fixed beams 41 are disposed at intervals along the length direction of the embedded part 1, and the second fixed beams 42 are distributed on one side of the first fixed beam 41 away from the main tower.
Referring to fig. 2 and 3, a first movable beam 43 is disposed directly above the first fixed beam 41, a top end of the first movable beam 43 is fixed to an outer wall of the inner formwork 32, and a bottom end of the first movable beam 43 is vertically slidably fitted to the first fixed beam 41. The spring 5 is coaxially and fixedly arranged in the inner cavity of the first fixed beam 41, the bottom end of the spring 5 is fixed to the truss 21, the top end of the spring 5 abuts against the bottom end of the first movable beam 43, and vertical upward acting force is applied to the first movable beam 43, so that the first movable beam 43 applies vertical upward acting force to the pouring formwork 3, and the supporting stability of the pouring formwork 3 is improved.
The second fixed beam 42 has a second movable beam 44 screwed to a top end thereof, and a rotation handle 441 is fixed to an outer circumferential surface of the second movable beam 44 for rotation.
The top ends of the first movable beam 43 and the second movable beam 44 are respectively provided with a cushion block 45, the top end of the cushion block 45 is arranged to be an inclined surface matched with the inner formwork 32, the top end of the cushion block 45 abuts against the outer wall of the inner formwork 32, the cushion block 45 is fixedly connected with the first movable beam 43, and the cushion block 45 is rotatably connected with the second movable beam 44.
Referring to fig. 4, a plurality of roller shafts 23 are arranged on the truss 21 at intervals along the length direction of the embedded part 1, the roller shafts 23 abut against the top end of the embedded part 1, and when the truss 21 moves relative to the embedded part 1, the arrangement of the roller shafts 23 reduces the friction force between the truss 21 and the embedded part 1.
The implementation principle of the suspension bridge main tower upper beam lower chamfer reserved part template installation system in the embodiment of the application is as follows:
in the construction process of a main tower, in order to conveniently set up and position an upper beam support, an embedded part 1 is reserved on the inner side wall of the main tower, a pouring template 3 is arranged on a connecting beam system 2 in advance, the connecting beam system 2 and the pouring template 3 are hoisted to the upper side of the embedded part 1 through a tower crane or other hoisting equipment, a truss 21 in the connecting beam system 2 is connected with the embedded part 1 through bolts, a second movable beam 44 is adjusted, the height of the pouring template 3 is adjusted, the top end of the pouring template 3 abuts against the bottom end of a lower beam, and a decorative plate is poured through a pouring hole 311 in a side template 31;
when pouring is completed and the decorative plate reaches the preset strength, the connecting beam system 2 is driven to move towards one side far away from the main tower along the embedded part 1, the template installation system is integrally dismantled, the building and dismantling difficulty of the pouring template 3 is reduced, the construction efficiency is improved, and the construction period is shortened.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a suspension bridge king-tower entablature lower chamfer reservation piece template mounting system which characterized in that: the novel steel structure concrete pouring device is characterized by comprising an embedded part (1) which is pre-arranged on a main tower, wherein a connecting beam system (2) is arranged on the embedded part (1), a pouring template (3) is arranged on the connecting beam system (2), the top end of the pouring template (3) is abutted to the bottom end of an upper cross beam, and one side of the pouring template (3) is abutted to the inner side wall of the main tower.
2. The suspension bridge main tower upper beam lower chamfer reservation piece template installation system of claim 1, characterized in that: the connecting beam system (2) comprises a truss (21) located above the embedded part (1), limiting frames (22) are fixedly arranged at the bottom end of the truss (21) on two sides of the embedded part (1) respectively, and two sides, close to each other, of the two limiting frames (22) are in contact with the embedded part (1).
3. The suspension bridge main tower upper beam lower chamfer reservation piece template installation system of claim 2, characterized in that: the inner side of the pouring template (3) is provided with a waterproof coating used for separating the pouring template from a decorative plate, the truss (21) is connected to the embedded part (1) through bolts, a roll shaft (23) is arranged on the truss (21), and the roll shaft (23) abuts against the top end of the embedded part (1).
4. The suspension bridge main tower upper beam lower chamfer reservation piece template installation system of claim 1, characterized in that: and a supporting beam system (4) is arranged on the connecting beam system (2), and the top end of the supporting beam system (4) is abutted to one side, far away from the main tower, of the pouring template (3).
5. The suspension bridge main tower upper beam lower chamfer reservation piece template installation system of claim 4, characterized in that: the supporting beam system (4) comprises a first fixed beam (41) fixedly arranged on the connecting beam system (2), the first fixed beam (41) is vertically arranged, a first moving beam (43) is vertically matched with the top end of the first fixed beam (41) in a sliding manner, and the top end of the first moving beam (43) is fixedly arranged on the pouring template (3);
the supporting beam system (4) further comprises a second fixed beam (42) fixedly arranged on the connecting beam system (2), the second fixed beam (42) is vertically arranged, the top end of the second fixed beam (42) is in threaded connection with a second movable beam (44), and the top end of the second movable beam (44) is abutted to the pouring formwork (3).
6. The suspension bridge main tower upper beam lower chamfer reservation piece template installation system of claim 5, characterized in that: be provided with spring (5) in first fixed beam (41), spring (5) vertical setting, spring (5) top butt in first walking beam (43).
7. The suspension bridge main tower upper beam lower chamfer reservation piece template installation system of claim 5, characterized in that: the top end of the second fixed beam (42) is rotatably connected with a cushion block (45).
8. The suspension bridge main tower upper beam lower chamfer reservation piece template installation system of claim 1, characterized in that: pour template (3) including two side form board (31) that the interval set up and set firmly in interior template (32) of one side of main tower is kept away from in side form board (31), side form board (31) top butt in the entablature bottom, one side butt in main tower that interior template (32) were kept away from in side form board (31), pour hole (311) have been seted up on side form board (31).
CN202122941350.6U 2021-11-25 2021-11-25 Suspension bridge king-tower entablature is chamfer down and is reserved a template mounting system Active CN216515158U (en)

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Application Number Priority Date Filing Date Title
CN202122941350.6U CN216515158U (en) 2021-11-25 2021-11-25 Suspension bridge king-tower entablature is chamfer down and is reserved a template mounting system

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Application Number Priority Date Filing Date Title
CN202122941350.6U CN216515158U (en) 2021-11-25 2021-11-25 Suspension bridge king-tower entablature is chamfer down and is reserved a template mounting system

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CN216515158U true CN216515158U (en) 2022-05-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115233562A (en) * 2022-08-22 2022-10-25 中国十九冶集团有限公司 Formwork supporting system for pouring of highway bridge engineering cover beam and construction method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115233562A (en) * 2022-08-22 2022-10-25 中国十九冶集团有限公司 Formwork supporting system for pouring of highway bridge engineering cover beam and construction method

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