CN113685054B - Floor slab crack structure and processing method thereof - Google Patents
Floor slab crack structure and processing method thereof Download PDFInfo
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- CN113685054B CN113685054B CN202110980929.5A CN202110980929A CN113685054B CN 113685054 B CN113685054 B CN 113685054B CN 202110980929 A CN202110980929 A CN 202110980929A CN 113685054 B CN113685054 B CN 113685054B
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- 238000003672 processing method Methods 0.000 title abstract description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 108
- 238000004873 anchoring Methods 0.000 claims description 36
- 230000008093 supporting effect Effects 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 230000000087 stabilizing effect Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000004080 punching Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 29
- 230000002787 reinforcement Effects 0.000 abstract description 14
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 3
- 238000005728 strengthening Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000004804 winding Methods 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 239000003351 stiffener Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- E—FIXED CONSTRUCTIONS
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- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0203—Arrangements for filling cracks or cavities in building constructions
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Abstract
The utility model relates to a floor crack structure and processing method thereof relates to the field of building floor, and it is including the reinforcement groove of cutting floor crack formation, reinforcement groove bottom anchor has the anchor strut, anchor bolt is all installed to reinforcement groove both sides wall, anchor strut both sides wall and the equal fixed connection of expansion bolt has the dead lever that the level set up, two expansion bolt and two the dead lever for the vertical axis of anchor strut sets up for the symmetry, on the expansion bolt the dead lever with on the anchor strut the removable bracing piece that is provided with between the dead lever. This application has the effect of increasing the stability of strengthening the trough lateral wall, and whole construction step is simple simultaneously, restores the effect that floor efficiency promoted greatly.
Description
Technical Field
The application relates to the field of building floor slabs, in particular to a floor slab crack structure and a processing method thereof.
Background
Because the concrete has the properties of expansion with heat and contraction with cold, the surface of the concrete floor slab can generate cracks due to the change of the external temperature after the concrete floor slab is used for a period of time, and the cracks can gradually extend towards the interior of the concrete floor slab, so that the concrete floor slab has the characteristics of long and narrow and large crack depth; therefore, the condition of water leakage of the building is easily caused, and further potential safety hazards exist.
The existing Chinese patent with the patent application number of CN202110645590.3 provides a concrete floor crack reinforcing structure and a construction method thereof, wherein the concrete floor crack reinforcing structure comprises a reinforcing groove and a reinforcing rod, the reinforcing groove is a V-shaped groove which is formed by cutting and arranged on two sides of a floor crack, the bottom end of the reinforcing rod is provided with a conical head, the reinforcing rod is inserted into the reinforcing groove through the conical head, a fixing hole is formed in the groove wall of the reinforcing groove, a first expansion bolt is inserted into the fixing hole, the reinforcing rod is rotationally connected with a winding drum, a central shaft is arranged in the winding drum, one end of the central shaft penetrates through the side wall of the reinforcing rod and is connected with a nut, a steel wire rope is fixedly connected onto the winding drum, a through hole is formed in the side wall of the reinforcing rod, one end of the steel wire rope penetrates through the through hole and is connected with the first expansion bolt, the steel wire rope is wound by rotating the winding drum, and the steel wire rope tightens the side wall of the reinforcing groove through the first expansion bolt. Compared with the prior art, through setting up wire rope and expansion bolts can be taut with the concrete wall who consolidates the groove both sides, play reinforced effect, avoid follow-up floor to appear the crack once more.
In view of the above-mentioned related art, the inventor thinks that the concrete wall surfaces on both sides of the reinforcing groove are reinforced only by locking and fixing the two first expansion bolts through the steel wire rope, and the defect of insufficient supporting and reinforcing strength exists.
Disclosure of Invention
In order to solve the problem that the expansion bolts are not stably supported, the application provides a floor slab crack structure and a processing method thereof.
The application provides a floor crack structure adopts following technical scheme:
the utility model provides a floor crack structure, is including the reinforcement groove that cuts floor crack formation, reinforcement groove bottom anchor has the anchor strut, all install expansion bolts with reinforcement groove both sides wall, anchor strut both sides wall and the equal fixed connection of expansion bolts has the dead lever that the level set up, two expansion bolts and two the dead lever for the vertical axis of anchor strut sets up for the symmetry, expansion bolts is last the dead lever with on the anchor strut the removable bracing piece that is provided with between the dead lever.
Through adopting above-mentioned technical scheme, the bottom and the reinforced groove diapire of anchor bar are connected for the anchor, consolidate the stability of anchor bar, place the bracing piece in the position between two relatively fixed rod tip simultaneously, and the tip butt of bracing piece and dead lever, therefore the bracing piece is through being connected the back with the anchor bar and exert the effort of support to the concrete lateral wall of lateral wall position, guarantees the steadiness of reinforced groove lateral wall, and whole construction step is simple simultaneously, restores floor efficiency and promotes greatly.
Optionally, the equal fixedly connected with threaded rod in bracing piece both ends, the threaded rod with dead lever tip butt, the dead lever overcoat is established and is slided threaded sleeve, the threaded sleeve with threaded rod threaded connection, the threaded sleeve with be provided with the joint subassembly between the dead lever.
Through adopting above-mentioned technical scheme, thread bush and threaded rod threaded connection, under the effect of joint subassembly, the motion of thread bush towards the threaded rod direction is restricted, and then realizes the fixed effect between threaded rod and the dead lever.
Optionally, the joint subassembly includes joint ring and butt dish, the joint ring with the thread bush is kept away from in the one end fixed connection of threaded rod, the butt dish with the dead lever orientation the tip fixed connection of threaded rod, the joint ring cover establish slide in outside the dead lever, the butt dish with joint ring butt.
By adopting the technical scheme, the fixing effect between the threaded rod and the fixed rod is realized under the threaded connection effect of the threaded sleeve and the threaded rod and the mutual abutting effect of the abutting disc and the clamping ring; under the supporting action of the supporting rods, the supporting action of the reinforcing rods on the expansion bolts is realized, and then the reinforcing effect avoided by the two sides of the reinforcing grooves is realized.
Optionally, the bottom of the reinforcing rod is in threaded connection with a bottom barrel, a through hole is formed in the bottom of the reinforcing groove, an anchoring hole is formed in the bottom wall of the through hole, a sliding barrel is arranged on the outer sleeve of the reinforcing rod in a sliding mode, and an outer expanding assembly is arranged between the sliding barrel and the bottom barrel.
Through adopting above-mentioned technical scheme, peg graft in the anchor downthehole with the end section of thick bamboo, through slide cartridge and the interact that expands the subassembly outward, and then realize the anchor to strengthening link bottom and anchor hole and be connected, strengthen the stability of being connected between reinforcement and the reinforcement groove.
Optionally, the outer expanding assembly comprises a plurality of first expanding rods and a plurality of second expanding rods, one end of each first expanding rod is hinged to the bottom cylinder, the other end of each first expanding rod is hinged to the end of each second expanding rod, and the other end of each second expanding rod is hinged to the sliding cylinder.
By adopting the technical scheme, in the downward movement process of the sliding cylinder, the hinged position of the first expanding rod and the second expanding rod is outwards expanded towards the side wall of the anchoring hole, and after the first expanding rod and the second expanding rod are outwards expanded to the maximum position, the anchoring effect on the bottom of the reinforcing rod is completed.
Optionally, the end of the first expanding rod is provided with a groove, the end of the second expanding rod close to the first expanding rod is provided with a convex block, the convex block and the groove side wall are provided with through holes, screws penetrate through the through holes, and the screws penetrate out of one end of the groove side wall and are connected with nuts.
Through adopting above-mentioned technical scheme, the lug is restricted in the recess, and the lug rotates for the axis round the screw, and then realizes the articulated effect of first expander bar and second expander bar.
Optionally, the bottom wall of the anchoring hole is provided with a bottom hole for placing the bottom cylinder.
Through adopting above-mentioned technical scheme, when a section of thick bamboo is pegged graft in the bottom hole, ensure that the anchor strut can not rock, be convenient for operate first expander rod and second expander rod.
Optionally, the reinforcement groove opening part is provided with the circular recess, the circular recess has been placed the plectane, the plectane is provided with and is used for the round hole that the anchor strut was pegged graft, the round hole inner wall is provided with the spout, the anchor strut be provided with be used for the joint in joint piece in the spout, the spout diapire is provided with the joint groove, the joint groove sets up to the arc just the axis of joint groove place cross-section circle with spout length direction parallel arrangement, the one end in joint groove with the spout intercommunication, the other end are closed setting, the joint piece by slide extremely in the spout the joint inslot.
Through adopting above-mentioned technical scheme, place the plectane in the reinforcing bar tip, the joint piece slides in the spout, and the drive plectane rotates, and the lug rotates to the joint inslot from the spout in, realizes the locking effect to the vertical direction of plectane.
Optionally, an embedded screw is embedded in the bottom wall of the circular groove, the circular plate is provided with an arc-shaped groove, and one end of the embedded screw penetrating through the arc-shaped groove is connected with a nut in a threaded manner.
Through adopting above-mentioned technical scheme, drive nut rotates and moves along pre-buried screw rod, and the nut moves when to with plectane upper surface butt, realizes the locking effect to the plectane.
The application further provides a processing method of the floor slab crack structure, which adopts the following technical scheme:
a method for treating a floor slab crack structure comprises the following steps,
s1, cutting into a reinforcing groove, determining the size of the reinforcing groove according to the size of the crack, and cutting and chiseling the reinforcing groove on a floor slab; and an anchoring hole and a bottom hole are arranged on the bottom wall of the reinforcing groove;
s2, fixing expansion bolts, punching holes in the side walls of the reinforcing grooves, and installing the expansion bolts;
s3, installing a reinforcing rod, inserting a bottom cylinder of the reinforcing rod into the bottom hole, applying acting force to the sliding cylinder, anchoring the reinforcing rod by utilizing the first expanding rod and the second expanding rod, and pouring concrete in the outer counterbores;
s4, mounting the supporting rods, completing connection of the supporting rods through the clamping rings on the threaded cylinders and the abutting discs on the fixed rods, and stabilizing floor slab structures on two sides of the reinforcing grooves;
s5, mounting a circular plate, completing the connection of the reinforcing rod and the circular plate through a clamping block and a clamping groove, and screwing a nut to complete the connection and fixation of the circular plate and the opening of the circular groove;
and S6, grouting, namely injecting resin into the reinforcing groove from the grouting opening of the circular plate for grouting, and finishing the repair work of the floor slab cracks after the resin grouting is cured.
By adopting the technical scheme, the bottom cylinder is placed in the bottom hole, the sliding cylinder is driven to move, the first expanding rod and the second expanding rod start to diffuse towards the side wall of the anchoring hole, concrete is poured into the anchoring hole, and the anchoring effect on the bottom end of the reinforcing rod is completed; the supporting rod is placed between the two opposite fixing rods, the threaded sleeve is driven to be in threaded connection with the threaded rod, and the clamping ring moves to the position where the clamping ring is abutted to the abutting disc, so that the supporting and stabilizing effect on the expansion bolt is achieved, and the firmness of the side wall of the reinforcing groove is enhanced; place the plectane on the reinforcing bar tip, the reinforcing bar is pegged graft in the round hole, and the joint piece slides in the spout, and the drive plectane rotates, and the joint piece rotates to the joint inslot, and drive nut rotates simultaneously and moves along pre-buried screw rod, and the nut moves when to with plectane upper surface butt, realizes the locking effect to the plectane.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the bottom end of the reinforcing rod is in anchoring connection with the bottom wall of the reinforcing groove, the stability of the reinforcing rod is reinforced, and meanwhile, the supporting rod is placed in a position between the end parts of the two opposite fixing rods and is abutted against the end parts of the fixing rods, so that the supporting rod exerts supporting force on the concrete side wall in the side wall position after being connected with the reinforcing rod, and the stability of the side wall of the reinforcing groove is ensured;
2. the fixing effect between the threaded rod and the fixed rod is realized under the threaded connection effect of the threaded sleeve and the threaded rod and the mutual abutting effect of the abutting disc and the clamping ring;
3. the driving circular plate rotates, the embedded screw rod moves relatively in the arc-shaped groove, and meanwhile, the lug rotates to the clamping groove from the sliding groove, so that the locking effect of the circular plate in the vertical direction is achieved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a partially enlarged schematic view of portion A of FIG. 1;
FIG. 3 is a schematic view of a reinforcing bar, a first spreader bar and a second spreader bar according to an embodiment of the present disclosure;
FIG. 4 is a schematic view of a first spreader bar, a bump, and a second spreader bar according to an embodiment of the present disclosure;
FIG. 5 is an exploded view of the reinforcing rod, the circular plate and the clamping block according to the first embodiment of the present disclosure;
fig. 6 is a flowchart of the second embodiment of the present application.
Reference numerals: 1. a reinforcing groove; 2. a reinforcing rod; 3. an expansion bolt; 4. fixing the rod; 5. a support bar; 6. a threaded rod; 7. a threaded sleeve; 8. a snap ring; 9. a butting tray; 10. a bottom cylinder; 11. perforating; 12. an anchoring hole; 13. a first spreader bar; 14. a second spreader bar; 15. a groove; 16. a bump; 17. a screw; 18. a nut; 19. a bottom hole; 20. a circular plate; 21. a circular groove; 22. a clamping block; 23. a clamping groove; 24. pre-burying a screw; 25. an arc-shaped slot; 26. a nut; 27. a slide cylinder; 28. a chute; 29. a circular hole.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses a floor slab crack structure and a processing method thereof. Referring to fig. 1 and 2, floor crack structure is including cutting floor crack formation's reinforcement groove 1, 1 bottom anchor of reinforcement groove has anchor bar 2, 1 both sides in reinforcement groove 2 have all been seted up and have been installed expansion bolts 3, 2 both sides walls of anchor bar and 3 equal fixed connection of expansion bolts have dead lever 4 that the level set up, two anchor bar 2 and two dead lever 4 homogeneous phases are the symmetry setting for the axis of anchor bar 2, the removable bracing piece 5 that is provided with between 4 dead lever on dead lever 4 on the last dead lever of expansion bolts 3 and the anchor bar 2.
The two ends of the supporting rod 5 are fixedly connected with threaded rods 6, the threaded rods 6 are abutted against the end portions of the fixed rods 4, the distance between the end portions of the two oppositely arranged fixed rods 4 is equal to the length size of the threaded rods 6, threaded sleeves 7 are sleeved outside the fixed rods 4, the threaded sleeves 7 are in threaded connection with the threaded rods 6, clamping assemblies are arranged between the threaded sleeves 7 and the fixed rods 4 and comprise clamping discs 9 and clamping rings 8, the clamping rings 8 are fixedly connected with one ends, far away from the threaded rods 6, of the threaded sleeves 7, the clamping discs 9 are fixedly connected with the end portions, close to the threaded rods 6, of the fixed rods 4, and the clamping rings 8 are sleeved and slid outside the fixed rods 4;
the threaded sleeve 7 is driven to be in threaded connection with the threaded rod 6, the threaded sleeve 7 drives the clamping ring 8 to move towards the direction of the abutting disc 9, and after the clamping ring 8 moves to the position abutting against the abutting disc 9, the threaded connection effect of the threaded sleeve 7 and the threaded rod 6 and the mutual abutting effect of the abutting disc 9 and the clamping ring 8 are achieved, so that the fixing effect between the threaded rod 6 and the fixing rod 4 is achieved; under the supporting action of bracing piece 5, realize the supporting action of anchor strut 2 to expansion bolts 3, and then realize the reinforcement effect of avoiding 1 both sides in reinforcement groove.
Referring to fig. 1 and 3, in order to ensure the stabilizing effect of the reinforcing rod 2 and the reinforcing groove 1, a thread groove is arranged at the bottom of the reinforcing rod 2, a bottom cylinder 10 is connected to the bottom of the reinforcing rod 2 in a threaded manner, a through hole 11 is arranged at the bottom of the reinforcing groove 1, an anchoring hole 12 is arranged at the bottom of the through hole 11, the aperture of the anchoring hole 12 is larger than that of the through hole 11, the anchoring hole 12 is communicated with the through hole 11, a sliding cylinder 27 is sleeved outside the reinforcing rod 2, the sliding cylinder 27 is positioned above the bottom cylinder 10, and an external expanding component is arranged between the sliding cylinder 27 and the bottom cylinder 10;
referring to fig. 3 and 4, the outward-expanding assembly includes two first expanding rods 13 and two second expanding rods 14, the two first expanding rods 13 and the two second expanding rods 14 are symmetrically arranged with respect to a vertical axis of the reinforcing rod 2, one end of each first expanding rod 13 is hinged to the bottom cylinder 10, an axis of a hinge shaft is horizontally arranged, the other end of each first expanding rod is hinged to an end of each second expanding rod 14, the other end of each second expanding rod 14 is hinged to the sliding cylinder 27, and an axis of the hinge shaft is also horizontally arranged; the tip of first expander roll 13 is provided with recess 15, second expander roll 14 is close to in the tip fixedly connected with lug 16 of first expander roll 13, the lateral wall of lug 16 and recess 15 all is provided with the through-hole, lug 16 pegs graft in recess 15, wear to be equipped with screw 17 in the through-hole, the one end threaded connection that recess 15 lateral wall was worn out to screw 17 has nut 18, under the head of screw 17 and the squeezing action of nut 18, realize the limiting displacement to lug 16, outside screw 17 was located to lug 16 cover, second expander roll 14 rotated round screw 17's axis, realize articulated between first expander roll 13 and the second expander roll 14.
The bottom of the anchoring hole 12 is provided with a bottom hole 19 for placing the bottom barrel 10, the aperture size of the bottom hole 19 is equal to the size of the excircle of the end face of the bottom barrel 10, the anchoring hole 12 is used for supporting the reinforcing rod 2, and after the bottom barrel 10 is placed in the anchoring hole 12, the first expanding rod 13 and the second expanding rod 14 are both positioned at the position attached to the reinforcing rod 2, so that the first expanding rod 13 and the second expanding rod 14 can be conveniently placed in the anchoring hole 12;
applying a downward movement acting force on the sliding cylinder 27, pushing the sliding cylinder 27 to move downward by adopting a steel bar, wherein in the downward movement process of the sliding cylinder 27, the hinged position of the first expanding rod 13 and the second expanding rod 14 is expanded outward towards the side wall of the anchoring hole 12, and after the first expanding rod 13 and the second expanding rod 14 are expanded outward to the maximum position, the anchoring effect on the bottom of the reinforcing rod 2 is completed; in this embodiment, concrete is injected into the anchoring hole 12, and after the concrete is cured, the anchoring work for the bottom of the reinforcing rod 2 is completed.
Referring to fig. 1 and 5, in order to seal the opening of the reinforcing groove 1, a circular groove 21 is arranged at the opening of the reinforcing groove 1, the aperture of the circular groove 21 is larger than that of the reinforcing groove 1, a circular plate 20 is placed in the circular groove 21, the end surface circle size of the circular plate 20 is larger than that of the opening of the reinforcing groove 1, the circular plate 20 is provided with a circular hole 29 for splicing the reinforcing rod 2, the inner wall of the circular hole 29 is provided with a sliding groove 28, the length direction of the sliding groove 28 is parallel to the axial direction of the reinforcing rod 2, the outer peripheral wall of the end part of the reinforcing rod 2 is fixedly connected with a clamping block 22, the bottom of the sliding groove 28 is provided with a clamping groove 23, the clamping groove 23 is arc-shaped, one end of the clamping groove 23 is communicated with the sliding groove 28, the other end is closed, and the axial direction of the cross-section circle where the clamping groove 23 is located is parallel to the length direction of the sliding groove 28;
the bottom wall of the circular groove 21 is embedded with an embedded screw 24, the embedded screw 24 is vertically arranged, the circular plate 20 is provided with an arc-shaped groove 25, two ends of the arc-shaped groove 25 are arranged in a closed manner, and the embedded screw 24 penetrates through the arc-shaped groove 25; placing a circular plate 20 at the end part of the reinforcing rod 2, enabling the clamping block 22 to slide in the sliding groove 28, enabling the embedded screw 24 to penetrate through the arc-shaped groove 25, driving the circular plate 20 to rotate, enabling the embedded screw 24 to generate relative motion in the arc-shaped groove 25, and enabling the bump 16 to rotate into the clamping groove 23 from the sliding groove 28, so that the locking effect of the circular plate 20 in the vertical direction is achieved; one end of the embedded screw 24 penetrating through the arc-shaped groove 25 is connected with a nut 26 through threads, the nut 26 is driven to rotate, the nut 26 moves to the position abutted against the circular plate 20, and the effect of extruding and locking the circular plate 20 is achieved.
The implementation principle of the floor slab crack structure and the processing method thereof in the embodiment of the application is as follows: placing the bottom barrel 10 in the bottom hole 19, driving the sliding barrel 27 to move, starting the first expanding rod 13 and the second expanding rod 14 to diffuse towards the side wall of the anchoring hole 12, pouring concrete towards the anchoring hole 12, and finishing the anchoring effect on the bottom end of the reinforcing rod 2; the supporting rod 5 is placed between the two opposite fixing rods 4, the threaded sleeve 7 is driven to be in threaded connection with the threaded rod 6, and the clamping ring 8 moves to a position where the clamping ring is abutted against the abutting disc 9, so that the supporting and stabilizing effect on the expansion bolt 3 is realized, and the firmness degree of the side wall of the reinforcing groove 1 is enhanced;
Example two
The embodiment of the application also discloses a method for processing the floor slab crack structure. Referring to fig. 6, the method for treating a floor slab crack structure includes the steps of,
s1, cutting the reinforcing groove 1 into reinforcing grooves, determining the size of each reinforcing groove 1 according to the size of a crack, cutting the reinforcing groove 1 on a floor slab, and cutting the reinforcing groove 1 into a V shape; an anchoring hole 12 and a bottom hole 19 are arranged on the bottom wall of the reinforcing groove 1, and the bottom hole 19 is positioned on the bottom wall of the anchoring hole 12;
s2, fixing an expansion bolt 3, punching a hole in the side wall of the reinforcing groove 1 along the vertical direction, driving in the expansion bolt 3, and enabling the axial direction of the expansion bolt 3 to be parallel to the vertical axial direction of the reinforcing groove 1;
s3, installing the reinforcing rod 2, inserting the bottom cylinder 10 of the reinforcing rod 2 into the bottom hole 19, applying acting force to the sliding cylinder 27, enabling the first expanding rod 13 and the second expanding rod 14 to expand outwards towards the side wall of the anchoring hole 12, utilizing the first expanding rod 13 and the second expanding rod 14 to realize anchoring of the reinforcing rod 2, pouring concrete towards the anchoring hole 12, and finishing the anchoring effect on the bottom of the reinforcing rod 2 after concrete curing is finished;
s4, installing a supporting rod 5, placing the supporting rod 5 between two opposite fixing rods 4, enabling the end part of the supporting rod 5 to be abutted against the end parts of the fixing rods 4, and enabling a clamping ring 8 on a threaded cylinder to be abutted against an abutting disc 9 on the fixing rods 4 to complete connection of the supporting rod 5 and stabilize floor structures on two sides of the reinforcing groove 1;
s5, mounting the circular plate 20, placing the circular plate 20 at the end part of the reinforcing rod 2, inserting the reinforcing rod 2 into the circular hole 29, completing the connection between the reinforcing rod 2 and the circular plate 20 through the clamping block 22 and the clamping groove 23, screwing the nut 26, completing the connection and fixation between the circular plate 20 and the opening of the circular groove 21, and at the moment, abutting the circular plate 20 against the bottom wall of the circular groove 21;
and S6, grouting, namely forming a grouting opening on the circular plate 20, injecting resin grouting from the grouting opening of the circular plate 20 to the reinforcing groove 1, and finishing the repairing work of the floor slab crack after the resin grouting is cured.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, 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 (3)
1. A floor crack structure which characterized in that: the floor slab reinforcing device comprises a reinforcing groove (1) formed by cutting floor slab cracks, a reinforcing rod (2) is anchored at the bottom of the reinforcing groove (1), expansion bolts (3) are mounted on two side walls of the reinforcing groove (1), fixing rods (4) horizontally arranged are fixedly connected to two side walls of the reinforcing rod (2) and the expansion bolts (3), the two expansion bolts (3) and the two fixing rods (4) are symmetrically arranged relative to the vertical axis of the reinforcing rod (2), and a support rod (5) is detachably arranged between the fixing rods (4) on the expansion bolts (3) and the fixing rods (4) on the reinforcing rod (2);
threaded rods (6) are fixedly connected to two ends of the supporting rod (5), the threaded rods (6) are abutted to the end portions of the fixing rods (4), threaded sleeves (7) are sleeved outside the fixing rods (4) in a sliding mode, the threaded sleeves (7) are in threaded connection with the threaded rods (6), and clamping assemblies are arranged between the threaded sleeves (7) and the fixing rods (4);
the clamping assembly comprises a clamping ring (8) and a butting disc (9), the clamping ring (8) is fixedly connected with one end, far away from the threaded rod (6), of the threaded sleeve (7), the butting disc (9) is fixedly connected with the end part, facing the threaded rod (6), of the fixed rod (4), the clamping ring (8) is sleeved and slid outside the fixed rod (4), and the butting disc (9) is butted with the clamping ring (8);
the bottom of the reinforcing rod (2) is in threaded connection with a bottom barrel (10), a through hole (11) is formed in the bottom of the reinforcing groove (1), an anchoring hole (12) is formed in the bottom wall of the through hole (11), a sliding barrel (27) is sleeved outside the reinforcing rod (2) in a sliding mode, and an outward expansion assembly is arranged between the sliding barrel (27) and the bottom barrel (10);
the external expansion assembly comprises a plurality of first expansion rods (13) and a plurality of second expansion rods (14), one end of each first expansion rod (13) is hinged with the bottom barrel (10), the other end of each first expansion rod is hinged with the end part of each second expansion rod (14), and the other end of each second expansion rod (14) is hinged with the sliding barrel (27);
a groove (15) is formed in the end portion of the first expanding rod (13), a protruding block (16) is arranged at the end portion, close to the first expanding rod (13), of the second expanding rod (14), through holes are formed in the protruding block (16) and the side wall of the groove (15), a screw (17) penetrates through the through holes, and a nut (18) is connected to one end, penetrating through the side wall of the groove (15), of the screw (17) in a threaded mode;
the bottom wall of the anchoring hole (12) is provided with a bottom hole (19) for placing the bottom barrel (10);
reinforcing groove (1) opening part is provided with circular recess (21), plectane (20) have been placed in circular recess (21), plectane (20) are provided with and are used for round hole (29) that anchor strut (2) was pegged graft, round hole (29) inner wall is provided with spout (28), anchor strut (2) be provided with be used for the joint in joint piece (22) in spout (28), spout (28) diapire is provided with joint groove (23), joint groove (23) set up to the arc just the axis of joint groove (23) place cross-section circle with spout (28) length direction parallel arrangement, the one end of joint groove (23) with spout (28) intercommunication, the other end are the closed setting, joint piece (22) by slide in spout (28) extremely in the joint groove (23).
2. The floor slab crack structure of claim 1, wherein: an embedded screw (24) is embedded in the bottom wall of the circular groove (21), an arc-shaped groove (25) is formed in the circular plate (20), and a nut (26) is connected to one end, penetrating through the arc-shaped groove (25), of the embedded screw (24) in a threaded mode.
3. A method for treating a floor slab crack structure according to claim 2, wherein: comprises the following steps of (a) preparing a solution,
s1, cutting into a reinforcing groove (1), determining the size of the reinforcing groove (1) according to the size of a crack, and cutting and chiseling the reinforcing groove (1) on a floor slab; an anchoring hole (12) and a bottom hole (19) are arranged on the bottom wall of the reinforcing groove (1);
s2, fixing the expansion bolts (3), punching holes in the side walls of the reinforcing grooves (1), and installing the expansion bolts (3);
s3, installing a reinforcing rod (2), inserting a bottom cylinder (10) of the reinforcing rod (2) into the bottom hole (19), applying acting force to a sliding cylinder (27), anchoring the reinforcing rod (2) by utilizing a first expanding rod (13) and a second expanding rod (14), and pouring concrete into an anchoring hole (12);
s4, mounting the supporting rod (5), completing the connection of the supporting rod (5) through a clamping ring (8) on the threaded cylinder and a butting disc (9) on the fixed rod (4), and stabilizing floor structures on two sides of the reinforcing groove (1);
s5, installing a circular plate (20), completing the connection of the reinforcing rod (2) and the circular plate (20) through a clamping block (22) and a clamping groove (23), and screwing a nut (26) to complete the connection and fixation of the circular plate (20) and the opening of the circular groove (21);
and S6, grouting, namely injecting resin grouting from a grouting port of the circular plate (20) to the reinforcing groove (1), and finishing the repair work of the floor slab cracks after the resin grouting is cured.
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|---|---|---|---|---|
| CN110319091A (en) * | 2018-03-30 | 2019-10-11 | 曾敏偲 | A kind of construction wall expansion formula anchoring process using anchoring |
| CN210049123U (en) * | 2019-03-21 | 2020-02-11 | 北京市天奇伟业市政工程有限公司 | Road and bridge crack reinforced structure |
| CN213775834U (en) * | 2020-12-12 | 2021-07-23 | 武汉锐达顺通风工程设备制造有限公司 | Hoist and mount fan mounting structure |
| CN113250487A (en) * | 2021-06-10 | 2021-08-13 | 中建七局第四建筑有限公司 | Reinforced structure for concrete floor cracks and construction method thereof |
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2021
- 2021-08-25 CN CN202110980929.5A patent/CN113685054B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110319091A (en) * | 2018-03-30 | 2019-10-11 | 曾敏偲 | A kind of construction wall expansion formula anchoring process using anchoring |
| CN210049123U (en) * | 2019-03-21 | 2020-02-11 | 北京市天奇伟业市政工程有限公司 | Road and bridge crack reinforced structure |
| CN213775834U (en) * | 2020-12-12 | 2021-07-23 | 武汉锐达顺通风工程设备制造有限公司 | Hoist and mount fan mounting structure |
| CN113250487A (en) * | 2021-06-10 | 2021-08-13 | 中建七局第四建筑有限公司 | Reinforced structure for concrete floor cracks and construction method thereof |
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