CN108396652B - Bridge flange anti-collision wall repairing support and mounting method thereof - Google Patents
Bridge flange anti-collision wall repairing support and mounting method thereof Download PDFInfo
- Publication number
- CN108396652B CN108396652B CN201810128334.5A CN201810128334A CN108396652B CN 108396652 B CN108396652 B CN 108396652B CN 201810128334 A CN201810128334 A CN 201810128334A CN 108396652 B CN108396652 B CN 108396652B
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- support
- grouting
- collision wall
- adjusting
- adjusting assembly
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/10—Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
- E01D19/103—Parapets, railings ; Guard barriers or road-bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a bridge flange anti-collision wall repairing support and an installation method thereof, wherein the bridge flange anti-collision wall repairing support comprises a fixing support and a grouting support, the fixing support comprises a horizontal frame and a vertical frame, a first adjusting assembly is arranged at the top of the grouting support, a second adjusting assembly is arranged on the vertical frame, the grouting support is connected with the horizontal frame through the first adjusting assembly, a grouting groove is arranged at the bottom of the grouting support, the first adjusting assembly is used for adjusting the vertical position of the grouting support, the grouting groove is arranged at the position to be repaired on the bottom surface of an anti-collision wall, and the second adjusting assembly is used for adjusting the horizontal position of the grouting support so that the grouting support is tightly attached to the outer wall of the anti-collision wall. According to the invention, the bottom surface of the anti-collision wall is grouted and repaired through the fixing support and the grouting support, and the position of the grouting groove is adjusted through the first adjusting assembly and the second adjusting assembly, so that the grouting groove is tightly attached to the position to be repaired, the structure is simple, the assembly and disassembly are convenient, and the construction difficulty is greatly reduced.
Description
Technical Field
The invention relates to the field of bridge construction, in particular to a bridge flange anti-collision wall repairing support and an installation method thereof.
Background
The bridge anti-collision wall is mostly of a reinforced concrete structure, and anti-collision wall construction is generally carried out after beam construction is completed. When the roof beam body is pour, because of the edge of a wing side adopt the wood pattern more, have reasons such as stretch-draw notch, edge of a wing side appearance quality control is relatively poor, for reaching the smooth-going pleasing to the eye effect in bridge edge of a wing, in the design, anticollision wall generally surpasss the width about 10cm in the edge of a wing, and anticollision wall outside bottom is lived bridge edge of a wing side package, similar one sunshade of back pouring to reach good outward appearance effect.
The outer coating thickness of the anti-collision wall on the side face of the flange is only about 10cm, and due to various reasons, the part is easy to locally drop in the later stage, so that a gap is formed, and the appearance quality of the bridge is influenced. The grouting material is adopted for local repair, so that the method is a better repair mode, and the falling part is the bottom of the outer side of the anti-collision wall, so that the formwork is difficult to erect, and the construction difficulty is high.
Therefore, the problem that the construction difficulty is large exists in the existing bridge flange anti-collision wall repair.
Disclosure of Invention
The invention aims to solve the technical problem of high construction difficulty in the repair of the existing bridge flange anti-collision wall.
In order to solve the technical problems, the technical scheme adopted by the invention is to provide a bridge flange anti-collision wall repairing support which comprises a fixing support and a grouting support, wherein the fixing support comprises a horizontal frame and a vertical frame, a second adjusting assembly is arranged on the vertical frame, the horizontal frame is connected with the top of the grouting support through a first adjusting assembly, a bent wall is arranged at the bottom of the grouting support, and the bent wall and the grouting support form a grouting groove in a surrounding mode;
the second adjusting assembly is used for adjusting the horizontal position of the grouting support to enable the grouting support to be tightly attached to the outer wall of the anti-collision wall, and the first adjusting assembly is used for adjusting the vertical position of the grouting support to enable the top surface of the bending wall to be tightly attached to the bottom surface of the anti-collision wall.
In the above solution, the second adjusting assemblies are two sets of first lead screw assemblies longitudinally arranged along the vertical frame, each first lead screw assembly includes a left connecting plate, a right connecting plate and a first lead screw shaft, the left connecting plate and the right connecting plate are respectively disposed on two sides of the vertical frame, the first lead screw shafts are disposed in the left connecting plate and the right connecting plate in a penetrating manner, the first lead screw shafts are provided with first locking nuts for locking the left connecting plate and the right connecting plate, the inner end of the first lead screw shaft is provided with a pressing flat plate, the first adjusting assemblies are two sets of second lead screw assemblies transversely arranged along the horizontal frame, each second lead screw assembly includes an upper connecting plate, a lower connecting plate and a second lead screw shaft, the upper connecting plate and the lower connecting plate are respectively disposed on two sides of the horizontal frame, the second lead screw shafts are disposed in the upper connecting plate and the lower connecting plate in a penetrating manner, the second locking nuts for locking the upper connecting plate and the lower connecting plate are disposed on the second lead screw shaft, the lower end of the second screw shaft is fixedly connected with the grouting support.
In the above scheme, the horizontal frame comprises a plurality of horizontal rods transversely arranged, the vertical frame comprises a plurality of vertical rods longitudinally arranged, and a plurality of connecting rods are welded on the horizontal rods and the vertical rods.
In the above scheme, the grout support includes two vertical mobile jib, two vertical mobile jib is through two horizontal secondary pole fixed connection, two be fixed with vertical secondary pole on the horizontal secondary pole.
In the scheme, the top of the horizontal frame is provided with a counterweight placing position.
The invention also provides an installation method of the bridge flange anti-collision wall repairing support, which comprises the following steps:
cleaning the bottom surface of a bridge flange plate corresponding to a position to be repaired on an anti-collision wall, and scraping a layer of putty powder on the inner wall of the bridge flange plate corresponding to the position to be repaired on the anti-collision wall;
secondly, paving a piece of cotton gauze on the top surface and the inner side wall of the anti-collision wall for installing the fixed support;
thirdly, placing the grouting support outside the anti-collision wall, aligning the grouting support to the position to be repaired, and supporting the grouting support tightly to enable the U-shaped plate at the bottom of the grouting support to be tightly attached to the bottom surface and the side surface of the anti-collision wall;
mounting a fixed support, enabling a first screw rod shaft on the grouting support to penetrate through vacant positions on the upper connecting plate and the lower connecting plate, and screwing a first adjusting nut on the first screw rod shaft;
pressing the fixing support downwards from the top of the anti-collision wall, screwing the first adjusting nut to enable the fixing support and the grouting support to form a whole, and screwing the second adjusting nut to enable the fixing support and the grouting support to be tightly attached to the anti-collision wall;
and step six, placing and fixing a counterweight at the specified position at the top of the fixed support.
According to the invention, the bottom surface of the anti-collision wall is grouted and repaired through the fixing support and the grouting support, and the position of the grouting groove is adjusted through the first adjusting assembly and the second adjusting assembly, so that the grouting groove is tightly attached to the position to be repaired, the structure is simple, the assembly and disassembly are convenient, and the construction difficulty is greatly reduced.
Drawings
FIG. 1 is a state diagram of the present invention in use;
FIG. 2 is a front view of a grout bracket according to the present invention;
FIG. 3 is a side view of the grout bracket of the present invention;
FIG. 4 is a side view of the connecting bracket of the present invention;
FIG. 5 is a top view of the linking bracket of the present invention;
FIG. 6 is a side view of the curved rod of the present invention;
FIG. 7 is a schematic structural diagram of a second adjusting assembly according to the present invention.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 7, the invention provides a bridge flange anti-collision wall repairing support, which comprises a grouting support 1 and a fixing support 2, wherein a first adjusting component 3 is arranged at the top of the grouting support 1, the fixing support 2 comprises a horizontal frame 2a and a vertical frame 2b which are fixedly connected, a second adjusting component 4 is arranged on the vertical frame 2b, and the grouting support 1 is connected with the horizontal frame 2a through the first adjusting component 3. Grouting support 1's bottom is equipped with the grout groove, first adjustment subassembly 3 is used for adjusting grouting support 1's vertical position, arrange the grout groove in the position 8 departments of waiting to restore on crashproof wall 9's the bottom surface, second adjustment subassembly 4 is used for adjusting grouting support 1's horizontal position, make grouting support 1 closely laminate on crashproof wall 9's outer wall, make grouting groove's edge closely laminate on the bottom surface of waiting to restore position 8 bridge edge of a wing 10 that corresponds, form and supply the operating personnel to carry out prosthetic cavity of grout, high convenience and fast, the construction degree of difficulty has been greatly reduced.
The first adjusting assembly 3 comprises two first screw shafts 1g, wherein one first screw shaft 1g is arranged on the top surface of the grouting support 1, the other first screw shaft 1g is arranged on the widening part 1f, the widening part 1f is arranged on the outer side surface of the upper part of the grouting support 1, the transverse width of the joint of the top of the grouting support 1 is supplemented, the two first screw shafts 1g are arranged at intervals along the horizontal direction, the two first screw shafts 1g are connected with the horizontal frame 2a through the first connecting plate assembly, the two first screw shafts 1g are respectively provided with a first adjusting nut, the grouting support 1 can be driven to move up and down through rotating the first adjusting nuts, and a U-shaped plate 1e arranged at the bottom of the grouting support 1 can be tightly attached to the bottom of the flange 10 of the bridge. The second adjusting assembly 4 comprises two second screw shafts 4a arranged longitudinally along the vertical frame 2b, second adjusting nuts are arranged on the second screw shafts 4a, and the second screw shafts 4a are arranged on the vertical frame 2b through second connecting plate assemblies. The grouting support 1 can be adjusted to move along the horizontal direction by rotating the second adjusting nut through the vertical frame 2b, so that the U-shaped plate 1e of the grouting support 1 is tightly attached to the outer wall of the anti-collision wall 9. For effective biography power, be equipped with clamp plate 4b in the inner of second lead screw axle 4a for increase the area of contact of second lead screw axle 4a and crashproof wall 9, improve crashproof wall 9's stress, promote overall structure's stability. In order to further improve the stability of the whole structure and prevent the whole structure from rotating and shaking around the anti-collision wall 9, a counterweight 5 is arranged at a designated position on the top of the horizontal frame 2 a. Preferably, the designated position is the middle position of the horizontal frame 2a along the length direction, and the square steel which is convenient for placing and fixing the counterweight 5 is arranged at the position, so that the structure is simple, and the disassembly and assembly are convenient.
Grout groove sets up the bottom at grout support 1, be used for grouting and repair, grout support 1 includes two grout montants 1a, the grout groove includes two bottom cantilever boards 1d, two bottom cantilever boards 1d set up respectively in the bottom of two grout montants 1a, be fixed with a plurality of horizontal poles 1b in the region of two bottom cantilever boards 1d and two lower parts of grout montant 1a, be equipped with vertical pole 1c between a plurality of horizontal poles 1b, vertical pole 1c and horizontal pole 1b fixed connection, it is equipped with the ascending U-shaped board 1e of opening to fix on horizontal pole 1b and the vertical pole 1c, the grout groove is enclosed from this U-shaped board 1e, horizontal pole 1b and vertical pole 1c fill up the lateral surface of establishing at U-shaped board 1e, play the supporting role, and effectively promoted the intensity of U-shaped board 1 e.
The horizontal frame 2a comprises a plurality of horizontal rods, the vertical frame 2b comprises a plurality of vertical rods, connecting rods 2c are fixed on the horizontal rods and the vertical rods, and the horizontal frame 2a and the vertical frame 2b which are positioned at two ends of the vertical frame 2b can be fixed into a whole through the connecting rods 2c, so that the stability is better. The bottom of the horizontal frame 2a is also fixedly provided with a horizontal connecting plate 2d, so that the horizontal connecting plate can be locally integrated, and the stability of the whole system is enhanced. The first connecting plate assembly comprises an upper connecting plate 2e and a lower connecting plate 2f which are respectively arranged on the upper side and the lower side of the horizontal frame 2a, and a first hole position and a second hole position for mounting the first screw rod shaft 1g are respectively arranged on the upper connecting plate 2e and the lower connecting plate 2 f. The second even board subassembly includes two sets of vertical even board groups that set up along the vertical direction of vertical frame 2b, and every vertical even board group of group is equipped with the third hole site that is used for installing second lead screw axle 4a including two vertical even boards 2g that set up both sides around vertical frame 2b on vertical even board 2 g.
Preferably, in the scheme of the invention, angle steel is adopted for the grouting vertical rod 1a, and the angle steel is 63 x 40 x 4 mm; the cross bar 1b adopts angle steel which is less than 30 multiplied by 3 mm; the vertical rod 1c adopts a thin steel plate 30 multiplied by 4 mm; the bottom cantilever plate 1d is a 6mm thick and thin steel plate; the U-shaped plate 1e is a stainless steel plate with the thickness of 4 mm; the widening piece 1f adopts angle steel of less than 40 x 4 mm; the first screw shaft 1g adopts an M20 screw; the horizontal rod adopts back-to-back double-spliced channel steel [50, net spacing 22 mm; the vertical rod adopts back-to-back double-spliced channel steel (50 mm, net spacing 22 mm); the connecting rod 2c adopts a channel steel [50 ], and the horizontal connecting plate 2d adopts a thin steel plate □ 80 multiplied by 60 multiplied by 6 mm; the upper connecting plate 2e is made of a thin steel plate □ 150X 80X 6 mm; the lower connecting plate 2f is made of a thin steel plate □ 80X 6 mm; the first hole site comprises two holes with the diameter phi of 21 mm; the second hole is a hole with the diameter phi of 21 mm; the second screw shaft 4a adopts an M20 screw; the pressing plate 4b is made of a thin steel plate □ 100 mm multiplied by 6 mm; the counterweight 5 adopts two layers of phi 25 steel bars, the total mass is about 40kg, and the counterweight and the horizontal frame 2a are welded into a whole.
The invention has the following advantages:
(1) the self weight of the whole bracket is light, and manual installation and operation are easy;
(2) the weight of the bracket on the two sides of the anti-collision wall is equal, which is beneficial to the self stability of the bracket in the mounting process; after the support is installed to form a whole, each contact point is tightly propped against the existing structure, a large balance weight is additionally arranged at the top of the support, the whole support system firmly embraces the existing structure, the displacement and the rotation of the support are completely limited, and the use process is safe and reliable;
(3) the U-shaped plate is made of stainless steel, so that rusting is avoided, polishing is not needed, the release agent is directly brushed, and the appearance quality is ensured after grouting.
The invention also provides an installation method of the bridge flange anti-collision wall repairing support, which comprises the following steps:
cleaning the bottom surface of a bridge flange plate 10 corresponding to a position 8 to be repaired on an anti-collision wall 9, and scraping a layer of putty powder 7 on the inner wall of the bridge flange plate 10 corresponding to the position to be repaired on the anti-collision wall 9;
secondly, paving the cotton tissue 6 on the top surface and the inner side wall of the anti-collision wall 9 for installing the fixed support 2;
thirdly, the grouting support 1 is placed on the outer side of the anti-collision wall 9 and aligned to the position 8 to be repaired, and the grouting support 1 is supported tightly, so that the U-shaped plate 1e at the bottom of the grouting support 1 is tightly attached to the bottom surface and the side surface of the anti-collision wall 9;
step four, mounting a fixed support 2, enabling a first screw rod shaft 1g on the grouting support 1 to penetrate through vacant positions on an upper connecting plate 2e and a lower connecting plate 2f, and screwing a first adjusting nut on the first screw rod shaft 1 g;
fifthly, the top of the anti-collision wall 9 is pressed downwards to tightly fix the support 2, the first adjusting nut is screwed down to enable the support 2 and the grouting support 1 to form a whole, and the second adjusting nut is screwed down to enable the support 2 and the grouting support 1 to be tightly attached to the anti-collision wall 9;
and sixthly, placing and fixing a balance weight piece 5 at the specified position of the top of the fixed support 2.
According to the invention, the bottom surface of the anti-collision wall 9 is grouted and repaired through the fixing support 2 and the grouting support 1, and the position of the grouting groove is adjusted through the first adjusting component 3 and the second adjusting component 4, so that the grouting groove is tightly attached to the position 8 to be repaired, the structure is simple, the assembly and disassembly are convenient, and the construction difficulty is greatly reduced.
The present invention is not limited to the above-mentioned preferred embodiments, and any structural changes that can be made in the present invention will fall within the scope of the present invention, and all technical changes that are the same as or similar to the present invention will be understood by those skilled in the art.
Claims (4)
1. The mounting method of the bridge flange anti-collision wall repairing support is completed by adopting the bridge flange anti-collision wall repairing support, the bridge flange anti-collision wall repairing support comprises a fixing support and a grouting support, the fixing support comprises a horizontal frame and a vertical frame, a first adjusting assembly is arranged at the top of the grouting support, a second adjusting assembly is arranged on the vertical frame, the grouting support is connected with the horizontal frame through the first adjusting assembly, and a grouting groove is formed in the bottom of the grouting support;
the first adjusting assembly is used for adjusting the vertical position of the grouting support, the grouting groove is arranged at a position to be repaired on the bottom surface of the anti-collision wall, the second adjusting assembly is used for adjusting the horizontal position of the grouting support, so that the grouting support is tightly attached to the outer wall of the anti-collision wall, the edge of the grouting groove is tightly attached to the bottom surface of the bridge flange corresponding to the position to be repaired, and a cavity for grouting repair is formed;
the mounting method comprises the following steps:
cleaning the bottom surface of a bridge flange plate corresponding to a position to be repaired on an anti-collision wall, and scraping a layer of putty powder on the inner wall of the bridge flange plate corresponding to the position to be repaired on the anti-collision wall;
secondly, paving a piece of cotton gauze on the top surface and the inner side wall of the anti-collision wall for installing the fixed support;
thirdly, placing the grouting support outside the anti-collision wall, aligning the grouting support to the position to be repaired, and supporting the grouting support tightly to enable the U-shaped plate at the bottom of the grouting support to be tightly attached to the bottom surface and the side surface of the anti-collision wall;
mounting a fixed support, enabling a first screw rod shaft on the grouting support to penetrate through vacant positions on the upper connecting plate and the lower connecting plate, and screwing a first adjusting nut on the first screw rod shaft;
pressing the fixing support downwards from the top of the anti-collision wall, screwing the first adjusting nut to enable the fixing support and the grouting support to form a whole, and screwing the second adjusting nut to enable the fixing support and the grouting support to be tightly attached to the anti-collision wall;
and step six, placing and fixing a counterweight at the specified position at the top of the fixed support.
2. The installation method according to claim 1,
the first adjusting assembly comprises two first screw shafts, the two first screw shafts are arranged on the top surface of the grouting support and are arranged at intervals along the horizontal direction, the two first screw shafts are connected with the horizontal frame, and first adjusting nuts are arranged on the first screw shafts;
the second adjusting assembly comprises two second screw shafts longitudinally arranged along the vertical frame, and second adjusting nuts are arranged on the second screw shafts.
3. The mounting method according to claim 1, wherein the grouting groove comprises two curved rods, the two curved rods are arranged at the bottom of the grouting support, a plurality of cross rods are fixedly connected to the two curved rods, a longitudinal rod is fixedly arranged in the middle of each cross rod, and U-shaped plates with upward openings are fixedly arranged on the cross rods and the longitudinal rods.
4. The mounting method according to claim 2, wherein a pressing plate is provided at an inner end of the second screw shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810128334.5A CN108396652B (en) | 2018-02-08 | 2018-02-08 | Bridge flange anti-collision wall repairing support and mounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810128334.5A CN108396652B (en) | 2018-02-08 | 2018-02-08 | Bridge flange anti-collision wall repairing support and mounting method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108396652A CN108396652A (en) | 2018-08-14 |
| CN108396652B true CN108396652B (en) | 2020-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810128334.5A Active CN108396652B (en) | 2018-02-08 | 2018-02-08 | Bridge flange anti-collision wall repairing support and mounting method thereof |
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| CN (1) | CN108396652B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201756681U (en) * | 2010-08-13 | 2011-03-09 | 广东冠粤路桥有限公司 | Bridge floor edge repair hanging step |
| CN202081384U (en) * | 2011-05-12 | 2011-12-21 | 中建七局第二建筑有限公司 | Movable trolley for road and bridge anti-collision wall construction |
| CN102561211A (en) * | 2012-01-11 | 2012-07-11 | 中建七局第二建筑有限公司 | Hanging basket for protecting collision-prevention wall |
| CN103061267A (en) * | 2013-01-15 | 2013-04-24 | 广州市市政工程设计研究院 | Construction method of combined prefabricated bridge anti-collision wall |
| CN203700956U (en) * | 2014-02-11 | 2014-07-09 | 北京康港工程技术有限公司 | Anti-collision wall formwork assembly |
| CN204875560U (en) * | 2015-07-24 | 2015-12-16 | 重庆工商职业学院 | Bridge overhauls bearing gallows and hangs hanging flower basket above that |
| CN106400691B (en) * | 2016-10-29 | 2018-10-09 | 中交一航局第一工程有限公司 | Anti-collision wall mould bases integrated construction technique |
| CN206408535U (en) * | 2017-01-09 | 2017-08-15 | 中铁七局集团第三工程有限公司 | A kind of protecting collision-prevention wall device of convenient transfer |
| JP3212973U (en) * | 2017-07-28 | 2017-10-12 | 東京電力ホールディングス株式会社 | Inspection inspection equipment for bridge pipeline facilities |
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2018
- 2018-02-08 CN CN201810128334.5A patent/CN108396652B/en active Active
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