CN111501578B - Reinforcing method of reinforcing structure for bridge pier cracks - Google Patents
Reinforcing method of reinforcing structure for bridge pier cracks Download PDFInfo
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- CN111501578B CN111501578B CN202010290558.3A CN202010290558A CN111501578B CN 111501578 B CN111501578 B CN 111501578B CN 202010290558 A CN202010290558 A CN 202010290558A CN 111501578 B CN111501578 B CN 111501578B
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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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- 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
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
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Abstract
The invention discloses a reinforcing structure of bridge pier cracks and a reinforcing method thereof, which relate to the field of bridge repair and aim to solve the technical problems that bridge piers need to be repaired and the expense is increased easily because the bridge piers are not repaired timely in the prior art, and the reinforcing structure comprises a positioning piece and a fixing piece which are arranged on the side wall of the cracks, wherein the positioning piece and the fixing piece are oppositely arranged to form positioning groups, a plurality of positioning groups are arranged in the cracks and along the length direction of the positioning groups, the positioning piece and the fixing piece are connected through a steel wire rope, a sealing plate for sealing the cracks is arranged on the side wall of the bridge pier, a plurality of partition plates inserted into the cracks are arranged on the side wall of the sealing plate, the partition plates are positioned between the adjacent positioning groups, a blocking plate is arranged on the side wall of the sealing plate and positioned at the tops of the cracks, a plurality of grouting ports for injecting fillers are uniformly distributed on the side wall of the sealing plate, a sealing plug is arranged on the grouting port, so that the cracks can be repaired and reinforced, the possibility of bridge renovation is reduced, and the expenditure is reduced.
Description
Technical Field
The invention relates to the field of bridge repair, in particular to a reinforcing method for a reinforcing structure of a bridge pier crack.
Background
The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass. The bridge generally comprises an upper structure, a lower structure, a support and an auxiliary structure, wherein the upper structure is also called a bridge span structure and is a main structure for spanning obstacles; the lower structure comprises a bridge abutment, a bridge pier and a foundation; the support is a force transmission device arranged at the supporting positions of the bridge span structure and the bridge pier or the bridge abutment; the auxiliary structures refer to bridge end butt straps, tapered revetments, diversion works and the like.
Because the bridge pier is exposed in the air or because of the design of the bridge pier and the like, the problems that concrete on the bridge pier is easy to peel off, exposed ribs, cracks and the like are easily caused, and some cracks are continuously expanded under the action of use load or external physical and chemical factors, so that concrete carbonization and protective layer peeling are caused, and mechanical discontinuities are formed in the bridge, and the bearing capacity of the bridge is greatly reduced.
If the repair is not carried out in time, the crack is gradually increased on the basis of the original crack until the road and the bridge are damaged, and at the moment, the repair is carried out again, so that extra economic expenditure and money are caused; therefore, a structure for reinforcing a crack of a pier is needed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a pier crack reinforcing structure which has the advantage of reinforcing the pier crack.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a fissured reinforced structure of pier, is including setting up setting element and mounting on the crack lateral wall, the setting element with the mounting sets up relatively and constitutes the location group, just be equipped with a plurality of location group along its length direction in the crack, the setting element with the mounting passes through wire rope and connects, is equipped with on the lateral wall of pier to be used for sealing up fissured shrouding, be equipped with the division board that a plurality of inserted in the crack on the lateral wall of shrouding, the division board is located adjacently between the location group, just be located on the lateral wall of shrouding fissured top is equipped with the jam plate, the equipartition has a plurality of to be used for pouring into the slip casting mouth of packing on the lateral wall of shrouding, the slip casting mouth is located one side of location group, be equipped with the sealing plug on the slip casting mouth.
Through adopting above-mentioned technical scheme, when consolidating the crack, at first clear up the crack, install a plurality of setting element and mounting respectively on the crack, utilize wire rope to connect mounting and setting element, fill respectively through a plurality of slip casting mouths and pour into the crack into, with this can fix the shrouding on the pier, thereby can consolidate the crack, restore to the crack with this, the fissured reinforcement of good completion reduces the possibility of renovating the bridge, reduces the expenditure.
Furthermore, positioning grooves are formed in two opposite side walls of the crack;
the setting element is including setting up the locating plate in the constant head tank, the mounting is including setting up the fixed plate of constant head tank, the locating plate with the fixed plate all with leave the space that supplies the filler to pour into between the constant head tank, the locating plate with connect through wire rope between the fixed plate.
Through adopting above-mentioned technical scheme, insert the constant head tank respectively with locating plate and fixed plate in, recycle wire rope and connect locating plate and fixed plate, fill the space in filling the crack to this can be fixed locating plate and fixed plate in the constant head tank, increase the compactness of fixed plate, locating plate and crack connection, thereby can consolidate the crack smoothly.
Furthermore, a plurality of convex blocks are uniformly distributed on one sides, facing the gap, of the positioning plate and the fixing plate.
Through adopting above-mentioned technical scheme, when the filler fills in the space, utilize filler and lug contact, increase the area of contact between filler and fixed plate, the locating plate, and then increase the stability of fixed plate and locating plate in the crack.
Furthermore, a plurality of through holes and a plurality of straight holes are uniformly distributed on the side wall of the sealing plate along the length direction of the crack;
a sliding rod is arranged on one side, close to the steel wire rope, of the positioning plate, and a moving rod penetrating out of the through hole is arranged at one end, far away from the fixed plate, of the sliding rod;
a sliding rod is arranged on one side, close to the steel wire rope, of the fixed plate, and a rotating rod penetrating through the straight hole is arranged at one end, far away from the positioning plate, of the sliding rod;
the side wall of the sealing plate is provided with a fixing plug used for sealing the through hole and the straight hole, and the side wall of the fixing plug is provided with a positioning hole, and the positioning holes respectively supply the rotating rod and the moving rod to pass through.
By adopting the technical scheme, when the positioning groove is filled with the filler, the positioning plate and the convex blocks on the side wall of the fixed plate are easy to have certain gaps between the convex blocks and the filler, so that after the filler is filled into the positioning groove, the movable rod and the rotating rod are moved to drive the sliding rod and the sliding rod to move, and further the positioning plate and the fixed plate are driven to slide in the positioning groove, so that the filler can be tamped in the positioning groove, the gaps in the positioning groove can be favorably reduced, the possibility of influencing the installation stability of the fixed plate and the positioning plate in cracks can be reduced, the sealing plate can be favorably strengthened to fill the filler in the cracks, and the stability of repairing the cracks can be improved;
furthermore, a positioning rod is arranged on one side, close to the fixed plate, of the side wall of the pier, a connecting rod is arranged at one end, far away from the pier, of the positioning rod, and the connecting rod extends towards one end of the movable rod;
a fixing rod is arranged on one side, close to the positioning plate, of the side wall of the pier, a connecting rod is arranged at one end, far away from the pier, of the fixing rod, and the connecting rod extends towards the rotating rod;
the carriage release lever is kept away from the one end of slide bar and the axial along the carriage release lever are equipped with logical groove, the dwang is kept away from the one end of slide bar and the axial along the dwang are equipped with the elongated slot, the one end threaded connection that the connecting rod passed logical groove has lock nut.
Through adopting above-mentioned technical scheme, with the crack fill the back that finishes, pass logical groove with the connecting rod, the connecting rod passes the elongated slot, during the pier is knocked into with locating lever and dead lever respectively again, fix the connecting rod on the carriage release lever with lock nut again, lock nut fixes the connecting rod on the dwang, because locating lever and slide bar are reverse, dead lever and slide bar are reverse to can draw the pier to the middle of the crack, reduce the trend that the crack is indulged deeply and is spread, be favorable to reducing the crack aggravation and damage.
Further, the slip casting mouth is including setting up just be located on the shrouding the first opening of locating plate below, be equipped with on the shrouding and be located the through-hole with second opening between the straight hole, all be equipped with the third opening on the lateral wall of division board and blockade plate, be equipped with on the lateral wall of division board and blockade plate and be used for sealing third open-ended cork.
By adopting the technical scheme, firstly, the filling agent is injected into the crack from the first opening, when the positioning groove is filled, the filling agent overflows from the through hole, then the sealing plug is sealed in the first opening, and the fixing plug is used for sealing the through hole; the filling agent is injected into the cracks from the second opening, when the cracks are filled, the filling agent overflows from the straight holes, the fixed plug seals the through holes, the filling agent is continuously filled until the filling agent extrudes the wooden plug from the third opening, the filling agent overflows from the third opening, the sealing plug seals the second opening, the filling agent can fill the cracks, the fixing plate and the positioning plate are installed in the positioning groove, the sealing plate seals the cracks, and therefore the filling agent can be conveniently and quickly filled into the cracks.
Furthermore, a plurality of inserting blocks are arranged on the side walls of the sealing plates.
Through adopting above-mentioned technical scheme, utilize the shrouding to insert in the crack, in filler injection crack, the inserted block solidifies in the crack, increases the installation stability of shrouding on the pier.
A method for reinforcing a crack of a pier is characterized by comprising the following steps:
(1) cleaning cracks of the bridge pier, excavating spoil which is rotten and loosened at the cracks, drilling two opposite positioning grooves on opposite side walls of the cracks, cutting a partition plate and a blocking plate according to the shape of the cracks, installing the partition plate and the blocking plate on a sealing plate, and inserting a wooden plug into a third opening;
(2) respectively installing a positioning plate and a fixing plate in two positioning grooves at the lowest part of the crack, connecting two opposite positioning plates and the fixing plate by a steel wire rope, penetrating a moving rod and a rotating rod through holes of a sealing plate, and then installing the sealing plate on the side wall of the pier;
(3) filling the filler from the lower part to the upper part of the crack, filling the filler into the first opening, filling the filler into the crack and then entering the gap, spreading the filler to the through hole, moving the movable rod after the filler overflows from the through hole, driving the sliding rod and the positioning plate to move, filling the filler in the positioning groove, sealing the first opening by using the sealing plug, and sealing the through hole by using the fixed plug which penetrates through the movable rod;
(4) filling the filler from the second opening, filling the filler into the crack and entering the gap, moving the rotating rod after the filler overflows from the straight hole, moving the fixed plate in the positioning groove, filling the filler in the positioning groove, penetrating the fixed plug through the rotating rod and sealing the through hole, continuously filling the filler, extruding the wooden plug from the third opening by the filler, overflowing the filler, and sealing the second opening by the sealing plug;
(5) the step (3) and the step (4) are circulated to fill the cracks between the adjacent partition plates; when the crack between the partition plate and the blocking plate is filled, the filler extrudes the wood plug outwards, a gap is formed between the wood plug and the third opening, and the filler flows out of the gap and overflows from the gap between the blocking plate and the crack to fill the crack;
(6) the connecting rod is inserted into the through groove, the connecting rod is inserted into the long groove, the positioning rod and the fixing rod are respectively knocked into the bridge pier, then the locking nut and the locking nut are screwed, the connecting rod is fixed on the movable rod, and then the connecting rod is fixed on the rotating rod through the locking nut.
By adopting the technical scheme, firstly, workers clean cracks, residues at the cracks are removed, positioning grooves are drilled in the side walls of the cracks, partition plates with the shapes consistent with the shapes of the cracks are cut and installed on the sealing plate, firstly, the positioning plates and the fixing plates are respectively installed in the positioning grooves, the positioning plates are connected with the fixing plates through steel wire ropes, the rotating rods and the moving rods respectively penetrate through the straight holes and the through holes, the filler is injected into the first openings, when the filler overflows from the second openings, the moving rods are moved to drive the positioning plates to move in the positioning grooves, the filler in the positioning grooves is tamped, the possibility of generating gaps in the positioning grooves is reduced, the first openings are sealed through sealing plugs, and the through holes are sealed through fixing plugs;
filling the filler from the second opening, moving the rotating rod when the filler overflows from the straight hole, tamping the filler in the positioning groove, reducing the possibility of generating a gap in the positioning groove, penetrating the fixed plug through the rotating rod to seal the straight hole, continuously filling the filler until the wood plug on the previous partition plate is extruded from the third opening, filling the space between the two partition plates after the filler overflows, sealing the second opening by using the sealing plug, and repeating the process;
when the filler is filled into the area between the partition plate and the blocking plate, the filler is filled from the second opening, when the filler pushes the wood plug upwards, a gap is generated between the wood plug and the third opening, the filler overflows from the third opening and then overflows from the space between the partition plate and the side wall of the gap, and therefore the fact that the filler fills the gap can be indicated;
the connecting rod is inserted into the through groove, the connecting rod is inserted into the long groove, the positioning rod and the fixing rod are respectively knocked into the bridge pier, and then the locking nut and the locking nut are screwed, so that the possibility of continuously aggravating cracks can be reduced, the possibility of repairing the bridge is reduced, and the expenditure is reduced.
In conclusion, the invention has the following beneficial effects:
1. the positioning piece and the fixing piece are connected by a rope, the positioning piece and the fixing piece are respectively arranged on the crack, the sealing plate is arranged on the pier and seals the crack, and finally, the filler is injected into the crack through the grouting port, so that the crack can be repaired, the possibility of bridge renovation is reduced, and the expenditure is reduced;
2. the movable rod and the rotating rod can drive the positioning plate and the fixing plate to move in the positioning groove, so that the filler in the positioning groove is pounded, the clearance generated in the positioning groove is favorably reduced, the mounting stability of the positioning plate and the fixing plate in the positioning groove is improved, and the possibility that the sealing plate falls off from a crack is reduced;
3. utilize connecting rod and dwang to be connected, during the locating lever inserted the pier, connecting rod and carriage release lever are connected, and the dead lever inserts in the pier to can reduce the trend that the crack depth spreads, be favorable to reducing the possibility that the crack aggravates the damage.
Drawings
Fig. 1 is a schematic structural diagram showing an embodiment of the structure.
Fig. 2 is a schematic structural diagram showing a positioning member, a fixing member, a wire rope, and a partition plate in an embodiment of the structure.
Figure 3 is an exploded view of a closure plate and slit embodying an embodiment of the structure.
In the figure: 1. a bridge pier; 2. cracking; 20. positioning a groove; 21. a void; 3. a positioning member; 30. positioning a plate; 31. a bump; 32. a slide bar; 33. a travel bar; 34. positioning a rod; 35. a connecting rod; 36. a through groove; 37. locking the nut; 4. a fixing member; 40. a fixing plate; 41. a slide bar; 42. rotating the rod; 43. fixing the rod; 44. a connecting rod; 45. a long groove; 46. a locking nut; 5. positioning group; 6. a wire rope; 7. closing the plate; 70. a partition plate; 71. a grouting port; 72. a sealing plug; 73. a through hole; 74. a fixed plug; 75. positioning holes; 76. a first opening; 77. a second opening; 78. a third opening; 79. inserting a block; 700. a wooden plug; 701. an area; 702. a blocking plate; 8. straight holes.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
referring to fig. 1, a pier crack reinforcing structure comprises a positioning member 3 and a fixing member 4 which are oppositely arranged on the side wall of a crack 2, wherein the positioning member 3 and the fixing member 4 form a positioning group 5, a plurality of positioning groups 5 are arranged in the crack 2 along the length direction of the crack, a sealing plate 7 for sealing the crack 2 is arranged on the side wall of the pier 1, a partition plate 70 inserted into the crack 2 is arranged on the side wall of the sealing plate 7, the sealing plate 7 and the partition plate 70 are preferably made of steel plates, the partition plate 70 is positioned between the adjacent positioning groups 5, the partition plate 70 cuts the space in the crack 2 into a plurality of areas 701, and a blocking plate 702 is arranged on the side wall of the sealing plate 7 and positioned at the top of the crack 2; the division plate 70 is used for dividing the crack 2, and each region 701 is filled with the filler one by one, so that the crack 2 is filled with the filler conveniently, the possibility of generating a gap between the filler and the crack 2 is reduced, the connection tightness between the filler and the sealing plate 7 can be increased, and the repair of the crack 2 is enhanced.
Referring to fig. 2, the positioning member 3 and the fixing member 4 are connected by a wire rope 6.
Referring to fig. 2, a plurality of grouting ports 71 for injecting filler are uniformly distributed on the side wall of the sealing plate 7, the grouting ports 71 are located on one side of the positioning group 5, and sealing plugs 72 are arranged on the grouting ports 71; when repairing crack 2, install setting element 3 and mounting 4 on crack 2's lateral wall, wire rope 6 connects setting element 3 and mounting 4, install shrouding 7 on pier 1's lateral wall, division board 70 inserts crack 2 with blocking board 702, pour into crack 2 with filling into from grout injection mouth 71 at last, install mounting 4 and setting element 3 in crack 2, treat that the filling solidifies the back, shrouding 7 seals crack 2, can repair and consolidate crack 2 with this, be favorable to reducing the possibility of renovating the bridge.
Referring to fig. 2, the two opposite side walls of the slit 2 are respectively provided with positioning grooves 20, and the positioning grooves 20 on the two side walls of the slit 2 are arranged in a vertically staggered manner.
Referring to fig. 2, the positioning member 3 includes a positioning plate 30 disposed in the positioning slot 20, the fixing member 4 includes a fixing plate 40 disposed in the positioning slot 20, the positioning plate 30 is disposed below the fixing plate 40, a gap 21 for filling is left between the positioning plate 30 and the fixing plate 40 and the bottom wall of the positioning slot 20, a plurality of bumps 31 are uniformly disposed on one sides of the positioning plate 30 and the fixing plate 40 facing the gap 21, and the bumps 31 are in a quadrangular pyramid shape.
Referring to fig. 2, the positioning plate 30 and the fixing plate 40 are connected by a wire rope 6, and the wire rope 6 is inclined.
Referring to fig. 2, a plurality of through holes 73 and a plurality of straight holes 8 are uniformly distributed on the side wall of the sealing plate 7 along the length direction of the crack 2, both the through holes 73 and the straight holes 8 are rectangular holes, and the through holes 73 are located below the straight holes 8.
Referring to fig. 2, when the filler is filled into the gap 21 and the protrusion 31 is present, some clearance is liable to exist in the positioning groove 20, so that a sliding rod 32 is disposed on a side of the positioning plate 30 close to the wire rope 6, a moving rod 33 penetrating through the through hole 73 is disposed on an end of the sliding rod 32 away from the positioning plate 30, and the sliding rod 32 and the moving rod 33 are integrally formed and are L-shaped.
Referring to fig. 2, a sliding rod 41 is disposed on one side of the fixing plate 40 close to the wire rope 6, a rotating rod 42 penetrating through the straight hole 8 is disposed on one end of the sliding rod 41 away from the fixing plate 40, and the sliding rod 41 and the rotating rod 42 are integrally formed and are L-shaped.
Referring to fig. 2, the side wall of the sealing plate 7 is provided with fixing plugs 74 for sealing the through hole 73 and the straight hole 8, and the side walls of the fixing plugs 74 are provided with positioning holes 75, and the two positioning holes 75 are respectively used for the rotating rod 42 and the moving rod 33 to pass through.
Referring to fig. 3, the sealing plate 7 has a plurality of inserts 79 on one side thereof adjacent to the slits 2.
Referring to fig. 2 and 3, the grouting port 71 includes a first opening 76 and a second opening 77 respectively provided on the sealing plate 7, the first opening 76 is located below the positioning plate 30, the second opening 77 is located between the through hole 73 and the straight hole 8, the partition plate 70 and the blocking plate 702 are both provided with a third opening 78 on the side wall thereof, the third opening 78 is located above the straight hole 8, and the partition plate 70 and the blocking plate 702 are both provided with a wooden plug 700 for sealing the third opening 78 on the side wall thereof; during installation, firstly, the positioning grooves 20 are drilled on the side walls of the crack 2, the positioning plate 30 and the fixing plate 40 are connected through the steel wire rope 6 and then are respectively inserted into the two positioning grooves 20, the moving rod 33 penetrates through the through hole 73, the rotating rod 42 penetrates through the straight hole 8, the sealing plate 7 is covered on the side walls of the pier 1, and the insert block 79 is simultaneously inserted into the crack 2; during filling, filling is performed from bottom to top, the wooden plug 700 is plugged into the third opening 78, filling is firstly injected into the crack 2 from the first opening 76, the filling enters the positioning groove 20 where the positioning plate 30 is located and then enters the gap 21, the connecting area of the positioning plate 30 and the filling is increased by utilizing the contact of the convex block 31 and the filling, the installation stability of the positioning plate 30 in the positioning groove 20 is increased, when the filling overflows from the through hole 73, the moving rod 33 moves in the through hole 73, the positioning plate 30 is driven to slide in the positioning groove 20, the filling in the positioning groove 20 is tamped, the installation stability of the positioning plate 30 in the positioning groove 20 is further increased, and the first opening 76 and the through hole 73 are respectively sealed by the sealing plug 72 and the fixing plug 74.
Referring to fig. 2 and 3, the packing is injected from the second opening 77, enters the seating groove 20 where the fixing plate 40 is located, then enters the gap 21, the convex block 31 contacts with the filler, the installation stability of the fixing plate 40 in the positioning groove 20 is increased, when the stuffing overflows from the straight hole 8, the rotating rod 42 is horizontally moved to drive the fixing plate 40 to slide in the positioning groove 20, so that the stuffing in the positioning groove 20 is pounded to be solid, the gap existing in the positioning groove 20 is reduced, thereby, the installation stability of the fixing plate 40 in the positioning groove 20 can be further increased, the straight hole 8 is sealed by the fixing plug 74, the filling material is continuously filled, and the filling material is continuously filled, as viewed from the first opening 76 or the second opening 77 of the last waiting area 701 of the filling area 701, when the filler extrudes the wooden plug 700 from the third opening 78 and overflows, the area 701 between the two partition plates 71 is completely filled, and the sealing plug 72 and the wooden plug 700 respectively seal the second opening 77 and the third opening 78; therefore, the crack 2 can be repaired, the possibility of bridge renovation is reduced, and the cost expenditure is reduced.
Referring to fig. 2, since the steel wire 6 has a certain flexibility, the positioning plate 30 and the fixing plate 40 can slide in the positioning groove 20 conveniently, the moving rod 33 can smoothly drive the positioning plate 30 to tamp the filler, and the rotating rod 42 can also smoothly drive the fixing plate 40 to fill the filler into the positioning groove 20.
Referring to fig. 3, since the crack 2 is still prone to be cracked after being filled, a positioning rod 34 is provided on a side wall of the pier 1 near the fixing plate 40, a connecting rod 35 is provided at one end of the positioning rod 34 away from the pier 1, the positioning rod 34 and the connecting rod 35 are integrally formed in an L shape, and the connecting rod 35 extends toward one end of the moving rod 33.
Referring to fig. 2, a fixing rod 43 is disposed on a side of the side wall of the pier 1 near the positioning plate 30, a link 44 is disposed at an end of the fixing rod 43 away from the pier 1, the fixing rod 43 and the link 44 are integrally formed and have an L shape, and the link 44 extends toward an end of the rotating rod 42.
Referring to fig. 3, a through groove 36 is formed at one end of the moving rod 33, which is away from the sliding rod 32, in the axial direction of the moving rod 33, a long groove 45 is formed at one end of the rotating rod 42, which is away from the sliding rod 41, in the axial direction of the rotating rod 42, the connecting rod 35 passes through one end of the through groove 36 and is located at both sides of the moving rod 33, and a locking nut 37 is connected to one end of the connecting rod 44, which passes through the long groove 45, and is in threaded connection with a locking nut 46 (refer to fig. 2); the connecting rod 35 penetrates through the through groove 36, the positioning rod 34 is inserted into the side wall of the pier 1, the connecting rod 44 penetrates through the long groove 45, the fixing rod 43 is inserted into the pier 1, the connecting rod 35 is fixed on the moving rod 33 through the locking nut 37, the connecting rod 44 is locked on the rotating rod 42 through the locking nut 46, the positioning rod 34 and the sliding rod 32 are arranged in a back-to-back mode, the fixing rod 43 and the sliding rod 41 are arranged in a back-to-back mode, when the crack 2 continues to form the longitudinal crack 2, at the moment, the fixing rod 43 and the positioning rod 34 can pull the side wall of the crack 2, the possibility that the crack 2 continues to form the longitudinal crack 2 is.
The implementation principle of the above embodiment is as follows: fix setting element 3 and mounting 4 respectively on crack 2's lateral wall, wire rope 6 connects setting element 3 and mounting 4 again, install shrouding 7 on pier 1's lateral wall, division board 70 inserts in crack 2 simultaneously, pour into crack 2 with packing from slip casting mouth 71, install mounting 4 and setting element 3 in crack 2, treat that the packing solidifies the back, shrouding 7 seals crack 2, can restore and consolidate crack 2 with this, be favorable to reducing the possibility of renovating the bridge.
Example two:
a method for reinforcing a bridge pier crack comprises the following specific construction modes:
(1) firstly, workers clean cracks 2 of the pier 1, remove rotten and loose residues in the cracks 2, modify the cracks 2 into a regular shape, preferably into a V shape, so that the shape of the partition plate 70 is conveniently cut in the later period, then drill positioning grooves 20 opposite to each other on opposite side walls of the cracks 2, cut and weld the partition plate 70 and the blocking plate 702 on the sealing plate 7 according to the shape of the cracks 2, and plug a wooden plug 700 into the third opening 78;
(2) the positioning plates 30 and the fixing plates 40 are respectively installed in the positioning grooves 20, the two opposite positioning plates 30 and the fixing plates 40 are connected by the steel wire ropes 6, a worker holds the sealing plate 7 by hands and approaches to the crack 2, the partition plate 70 and the blocking plate 702 are inserted into the crack 2, the moving rod 33 and the rotating rod 42 penetrate through the through hole 73 of the sealing plate 7, and then the sealing plate 7 is attached to the side wall of the pier 1.
(3) The filling material is filled from the lower part to the upper part of the crack 2, a worker injects the filling material into the first opening 76 positioned in the bottommost area 701, the filling material is injected into the crack 2 and then enters the gap 21, the filling material spreads towards the through hole 73, and after the filling material overflows from the through hole 73, the movable rod 33 is moved, so that the sliding rod 32 and the positioning plate 30 are driven to move, the filling material can be pounded in the positioning groove 20, and the first opening 76 and the through hole 73 are respectively sealed by the sealing plug 72 and the fixing plug 74.
(4) And injecting the filler from the second opening 77, filling the filler into the crack 2 and spreading the filler to the gap 21, moving the rotating rod 42 after the filler overflows from the straight hole 8, moving the fixing plate 40 in the positioning groove 20, tamping the filler in the positioning groove 20, sealing the straight hole 8 by using the fixing plug 74, continuously injecting the filler, observing the first opening 76 of a last waiting area 701 of the filling area 701, and sealing the second opening 77 by using the sealing plug 72 when the filler extrudes the wooden plug 700 in the third opening 78 and the filler overflows from the third opening 78.
(5) And (4) circulating the step (3) and the step (4) to fill the crack 2 between the adjacent partition plates 70.
(6) Repeating the step (3) while filling the region 701 between the partition plate 70 and the blocking plate 702; when the filler is injected from the second opening 77, the filler is filled into the crack 2 and spreads to the gap 21, when the filler overflows from the straight hole 8, the rotating rod 42 is moved, the fixing plate 40 is moved in the positioning groove 20, the filler is tamped in the positioning groove 20, and the straight hole 8 is sealed by the fixing plug 74; filling the filler, wherein the filler extrudes the wooden plug 700 outwards, a gap is formed between the wooden plug 700 and the third opening 78, and the filler flows out of the gap and overflows from the space between the partition plate 70 and the crack 2 to fill the crack 2; the tightness of the connection between the blocking plate 702 and the crack 2 can also be increased when the packing is dried between the separation plate 70 and the crack 2; the gap is filled by filling for many times, so that the crack 2 can be repaired, the connection tightness between the sealing plate 7 and the crack 2 is increased, the possibility of bridge renovation is reduced, and the cost is reduced.
(7) The connecting rod 35 is inserted into the through groove 36, the connecting rod 44 is inserted into the long groove 45, a worker manually drives the positioning rod 34 and the fixing rod 43 into the pier 1 respectively, at the moment, the connecting rod 35 slides in the through groove 36, the connecting rod 44 slides in the long groove 45, the locking nut 46 is screwed, the connecting rod 35 is fixed on the moving rod 33, the connecting rod 44 is fixed on the rotating rod 42 through the locking nut 46, the positioning rod 34 and the sliding rod 32 are arranged oppositely, and the fixing rod 43 and the sliding rod 41 are arranged oppositely, so that the possibility that the crack 2 is continuously cracked can be reduced, the possibility of further repairing the crack 2 can be reduced, and the work load of the worker can be reduced.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (7)
1. A reinforcing method for a reinforcing structure of a bridge pier crack is characterized by comprising the following steps: comprises a positioning part (3) and a fixing part (4) which are arranged on the side wall of a crack (2), wherein the positioning part (3) and the fixing part (4) are arranged relatively and form a positioning group (5), a plurality of positioning groups (5) are arranged in the crack (2) along the length direction of the crack, the positioning part (3) and the fixing part (4) are connected through a steel wire rope (6), a sealing plate (7) for sealing the crack (2) is arranged on the side wall of a pier (1), a plurality of partition plates (70) inserted into the crack (2) are arranged on the side wall of the sealing plate (7), the partition plates (70) are respectively positioned between the adjacent positioning groups (5), a blocking plate (702) is arranged on the side wall of the sealing plate (7) and positioned at the top of the crack (2), a plurality of grouting ports (71) for injecting filler are uniformly distributed on the side wall of the sealing plate (7), the grouting openings (71) are positioned between the adjacent partition plates (70), and sealing plugs (72) are arranged on the grouting openings (71);
(1) cleaning cracks (2) of the pier (1), excavating rotten and loose residues at the cracks (2), drilling positioning grooves (20) which are opposite to each other in pairs on opposite side walls of the cracks (2), cutting a partition plate (70) and a blocking plate (702) according to the shape of the cracks (2) and installing the partition plate and the blocking plate on a sealing plate (7), and inserting a wooden plug (700) into a third opening (78);
(2) respectively installing a positioning plate (30) and a fixing plate (40) in two positioning grooves (20) at the lowest part of a crack (2), connecting the two opposite positioning plates (30) and the fixing plate (40) by a steel wire rope (6), penetrating a moving rod (33) and a rotating rod (42) through a through hole (73) of a sealing plate (7), and then installing the sealing plate (7) on the side wall of the pier (1);
(3) filling the filler from the lower part to the upper part of the crack (2), filling the filler into the first opening (76), filling the filler into the crack (2), then entering the gap (21), spreading the filler to the through hole (73), moving the movable rod (33) after the filler overflows from the through hole (73), driving the sliding rod (32) and the positioning plate (30) to move, filling the filler in the positioning groove (20), sealing the first opening (76) by using the sealing plug (72), and sealing the through hole (73) by using the fixing plug (74) through the movable rod (33);
(4) filling the filler from the second opening (77), filling the filler into the crack (2) and entering the gap (21), moving the rotating rod (42) after the filler overflows from the straight hole (8), moving the fixing plate (40) in the positioning groove (20), filling the filler in the positioning groove (20), penetrating the fixing plug (74) through the rotating rod (42) and sealing the through hole (73), continuously filling the filler, extruding the wooden plug (700) from the third opening (78) by the filler, overflowing the filler, and sealing the second opening (77) by the sealing plug (72);
(5) the step (3) and the step (4) are circulated to fill the cracks (2) between the adjacent partition plates (70); when the filler is filled into the crack (2) between the separation plate (70) and the blocking plate (702), the filler extrudes the wooden plug (700) outwards, a gap is generated between the wooden plug (700) and the third opening (78), and when the filler flows out of the gap and overflows from the gap between the blocking plate (702) and the crack (2), the filling of the crack (2) is completed;
(6) a connecting rod (35) is inserted into a through groove (36), a connecting rod (44) is inserted into a long groove (45), a positioning rod (34) and a fixing rod (43) are respectively knocked into a pier (1), a locking nut (46) and a locking nut (37) are tightened, the connecting rod (35) is fixed on a moving rod (33), and the connecting rod (44) is fixed on a rotating rod (42) by the locking nut (46).
2. The reinforcing method of a reinforcing structure for a crack of a pier of claim 1, wherein: positioning grooves (20) are formed in the two opposite side walls of the crack (2);
the setting element (3) is including setting up locating plate (30) in constant head tank (20), mounting (4) are including setting up fixed plate (40) of constant head tank (20), locating plate (30) with fixed plate (40) all with leave space (21) that supply to pack to pour into between constant head tank (20), locating plate (30) with connect through wire rope (6) between fixed plate (40).
3. The reinforcing method of a reinforcing structure for a crack of a pier of claim 2, wherein: the positioning plate (30) and the fixing plate (40) are uniformly provided with a plurality of convex blocks (31) towards one side of the gap (21).
4. The reinforcing method of a reinforcing structure for a crack of a pier according to claim 3, wherein: a plurality of through holes (73) and a plurality of straight holes (8) are uniformly distributed on the side wall of the sealing plate (7) along the length direction of the crack (2);
a sliding rod (32) is arranged on one side, close to the steel wire rope (6), of the positioning plate (30), and a moving rod (33) penetrating through the through hole (73) is arranged at one end, far away from the positioning plate (30), of the sliding rod (32);
a sliding rod (41) is arranged on one side, close to the steel wire rope (6), of the fixing plate (40), and a rotating rod (42) penetrating through the straight hole (8) is arranged at one end, far away from the fixing plate (40), of the sliding rod (41);
be equipped with on the lateral wall of shrouding (7) and be used for sealing through-hole (73) with fixed stopper (74) of straight hole (8), two all be equipped with locating hole (75) on the lateral wall of fixed stopper (74), two locating hole (75) supply respectively dwang (42) with carriage release lever (33) pass.
5. The reinforcing method of a reinforcing structure for a crack of a pier according to claim 4, wherein: a positioning rod (34) is arranged on one side, close to the fixing plate (40), of the side wall of the pier (1), a connecting rod (35) is arranged at one end, far away from the pier (1), of the positioning rod (34), and the connecting rod (35) extends towards one end of the moving rod (33);
a fixing rod (43) is arranged on one side, close to the positioning plate (30), of the side wall of the pier (1), a connecting rod (44) is arranged at one end, far away from the pier (1), of the fixing rod (43), and the connecting rod (44) extends towards the rotating rod (42);
the utility model discloses a slide bar, including the removal pole (33), the one end of slide bar (32) is kept away from in removal pole (33) and the axial of following removal pole (33) is equipped with logical groove (36), dwang (42) are kept away from the one end of slide bar (41) and the axial along dwang (42) are equipped with elongated slot (45), the one end threaded connection that connecting rod (35) passed logical groove (36) has lock nut (37), the one end threaded connection that connecting rod (44) passed elongated slot (45) has lock nut (46).
6. The reinforcing method of a reinforcing structure for a crack of a pier of claim 5, wherein: slip casting mouth (71) is including setting up on shrouding (7) and being located first opening (76) of locating plate (30) below, be equipped with on shrouding (7) and be located through-hole (73) with second opening (77) between straight hole (8), all be equipped with third opening (78) on division board (70) and the lateral wall of blocking board (702), all be equipped with wooden plug (700) that are used for sealed third opening (78) on division board (70) and the lateral wall of blocking board (702).
7. The reinforcing method of a reinforcing structure for a crack of a pier of claim 6, wherein: the side wall of the sealing plate (7) is provided with a plurality of inserting blocks (79).
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08184194A (en) * | 1994-12-27 | 1996-07-16 | Nichibei Resin Kk | Fluid filing method |
KR20160031068A (en) * | 2014-09-11 | 2016-03-22 | 박경호 | A Maintenance strengthening structure of a reinforced concrete exposured to humidity condition and It's construction method |
CN106869039A (en) * | 2017-04-06 | 2017-06-20 | 东北林业大学 | A kind of method of utilization polyurethane concrete material and Steel Thin-Wall sleeve reinforcement circular section bridge pier |
JP2018071302A (en) * | 2016-11-04 | 2018-05-10 | 株式会社メーシック | Method for reinforcing concrete structure |
CN110388087A (en) * | 2019-07-22 | 2019-10-29 | 中交第二航务工程局有限公司 | A kind of low-pressure injection enclosure method of concrete group crack |
CN210288152U (en) * | 2019-06-06 | 2020-04-10 | 江苏中路交通科学技术有限公司 | Road and bridge multiaxial crack reinforcing apparatus |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007009487A (en) * | 2005-06-29 | 2007-01-18 | Chubu Renewale Kk | Crack repairing construction method of concrete |
JP6255206B2 (en) * | 2013-10-15 | 2017-12-27 | 鹿島建設株式会社 | Construction method of reinforcement structure |
CN104358422B (en) * | 2014-11-29 | 2016-06-15 | 山东省建筑科学研究院 | Pre-applied force equipment and the method in reinforcing wall crack |
CN206368331U (en) * | 2016-11-01 | 2017-08-01 | 郑州大学 | A kind of Bridge Crack bracing means |
CN107201910A (en) * | 2017-07-27 | 2017-09-26 | 南京康泰建筑灌浆科技有限公司 | For shaking traffic tunnel fracture plugging and reinforcement means under bumpy weather |
CN108103962A (en) * | 2017-12-25 | 2018-06-01 | 河海大学 | A kind of bracing means and its construction method of concrete-bridge crackle |
JP6908542B2 (en) * | 2018-02-21 | 2021-07-28 | 公益財団法人鉄道総合技術研究所 | Reinforcement method around the bearing of the steel girder |
CN108330849A (en) * | 2018-04-28 | 2018-07-27 | 洛阳理工学院 | A kind of road and bridge crack ruggedized construction device |
CN208266618U (en) * | 2018-06-08 | 2018-12-21 | 中建八局第二建设有限公司 | A kind of road and bridge crack construction reinforcing connection structure |
CN109989360A (en) * | 2019-03-26 | 2019-07-09 | 中铁七局集团有限公司 | A kind of Railway Bridges And Piers Vertical Cracks bracing means and its reinforcement means |
CN110735403B (en) * | 2019-10-09 | 2021-03-02 | 北京夏都水利工程有限公司 | Bridge pier crack repairing structure and reinforcing method thereof |
-
2020
- 2020-04-14 CN CN202010290558.3A patent/CN111501578B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08184194A (en) * | 1994-12-27 | 1996-07-16 | Nichibei Resin Kk | Fluid filing method |
KR20160031068A (en) * | 2014-09-11 | 2016-03-22 | 박경호 | A Maintenance strengthening structure of a reinforced concrete exposured to humidity condition and It's construction method |
JP2018071302A (en) * | 2016-11-04 | 2018-05-10 | 株式会社メーシック | Method for reinforcing concrete structure |
CN106869039A (en) * | 2017-04-06 | 2017-06-20 | 东北林业大学 | A kind of method of utilization polyurethane concrete material and Steel Thin-Wall sleeve reinforcement circular section bridge pier |
CN210288152U (en) * | 2019-06-06 | 2020-04-10 | 江苏中路交通科学技术有限公司 | Road and bridge multiaxial crack reinforcing apparatus |
CN110388087A (en) * | 2019-07-22 | 2019-10-29 | 中交第二航务工程局有限公司 | A kind of low-pressure injection enclosure method of concrete group crack |
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