CN112343107A - Anchoring type concrete crack repairing method - Google Patents
Anchoring type concrete crack repairing method Download PDFInfo
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- CN112343107A CN112343107A CN202011255882.8A CN202011255882A CN112343107A CN 112343107 A CN112343107 A CN 112343107A CN 202011255882 A CN202011255882 A CN 202011255882A CN 112343107 A CN112343107 A CN 112343107A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D37/00—Repair of damaged foundations or foundation structures
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
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Abstract
The invention discloses an anchoring type concrete crack repairing method, belonging to the technical field of concrete crack repairing, wherein a plurality of anchoring balls are anchored on the inner wall of a crack position of a Y-shaped groove, a T-shaped anchoring nail is inserted at the bottom in the Y-shaped groove, repairing material with certain temperature is injected into the Y-shaped groove, the repairing material is fused and bonded with a T-shaped anchoring top and a plurality of anchoring balls, after the anchoring balls are heated, a bonding agent in the anchoring balls overflows, the bonding agent is a molten and bonding resin material, the repairing material is led into the anchoring groove and is fused with the bonding agent, the bonding agent is used as a bonding material for anchoring between the repairing material and the anchoring balls as well as between the repairing material and the anchoring holes, so that the anchoring effect of the anchoring balls on the inner sides of the anchoring holes is effectively improved, the repairing material can be fully bonded and fixed with the anchoring balls under the matching action of the bonding agent, and the repairing strength of the repairing material and the Y-shaped groove repairing, the secondary cracking of the crack is not easy to occur.
Description
Technical Field
The invention relates to the technical field of concrete crack repair, in particular to an anchoring type concrete crack repair method.
Background
In recent years, with the continuous development of building waterproof technology and the continuous improvement of national building waterproof standard specifications, regulations and the like, the leakage proportion of house buildings in China is continuously reduced, the national and large-area leakage problem is preliminarily restrained, but the leakage problem of underground buildings is still not optimistic.
The formation reasons of concrete cracks are complex and various, and can be roughly divided into two types: one is the crack caused by the action of the load, called the load crack. The load cracks mainly include direct cracks and secondary stress cracks. The direct crack means a crack generated by direct stress generated by an external load, and the secondary stress crack means a crack caused by secondary stress generated by a load. The other is a crack caused by concrete deformation such as shrinkage, creep, uneven settlement, etc., and is called a deformation crack. Because the concrete has expend with heat and contract with cold's characteristics, when concrete or external environment temperature change, the concrete can take place expansion or shrink, just can produce stress in the concrete when the deformation of concrete receives the restraint, if stress exceeds the tensile strength of concrete, just can produce the temperature crack, and this type crack is comparatively common in actual engineering.
In the prior art, concrete cracks are repaired by treatment methods such as resin sealing, resin grouting, V-shaped groove opening resin filling and the like. The methods have the disadvantages that the control and the expansion of the cracks cannot be substantially restrained, the concrete cracks are only sealed, healed and filled, in the concrete crack repairing process, the repairing interface is a weak node, the repairing material is not easy to be bonded with the end faces of the cracks in a high-strength mode, the repairing strength is insufficient, one crack can be changed into two cracks, and the problem of the cracks cannot be thoroughly solved.
Therefore, an anchoring type concrete crack repairing method is provided to effectively solve the problems in the prior art.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide an anchoring type concrete crack repairing method, a plurality of anchoring balls are anchored on the inner wall of the crack position of a Y-shaped groove, a T-shaped anchoring nail is inserted at the bottom in the Y-shaped groove, repairing material with certain temperature is injected into the Y-shaped groove, after the anchoring balls are heated, an adhesive in the anchoring balls overflows, the repairing material is led into the anchoring groove and is fused with the adhesive, the adhesive serves as an adhesive for anchoring between the repairing material and the anchoring balls as well as between the repairing material and the anchoring holes, the anchoring effect of the anchoring balls on the inner sides of the anchoring holes is effectively improved, the repairing material can be fully adhered and fixed with the anchoring balls under the cooperation of the adhesive, the repairing strength of the repairing material and the repairing interface of the Y-shaped groove is effectively improved to a certain extent, and the crack is not easy to generate secondary cracking.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
An anchoring type concrete crack repairing method comprises the following steps:
s1, determining and marking the position of the crack on the end face of the concrete, chiseling along the direction of the crack and cutting the crack into a Y-shaped groove;
s2, chiseling a plurality of anchoring grooves on the opposite inner walls of the Y-shaped grooves, cleaning concrete scraps inside and outside the Y-shaped grooves, cleaning by using clear water, and then drying in the air;
s3, inserting a plurality of T-shaped anchoring nails at the inner bottom of the Y-shaped groove, respectively placing anchoring balls into the anchoring grooves, injecting molten mending material into the Y-shaped groove, and after the anchoring balls are heated, the adhesive overflows from the anchoring balls, is filled into the whole anchoring grooves and is fused with the mending material;
and S4, disintegrating the anchoring ball after melting, expanding and anchoring the anchoring ball in the anchoring groove, and grinding the crack repairing end face by using grinding equipment after the repairing material is solidified, so that the repairing of the concrete crack is completed.
Further, it has the overflow chamber to cut on the inner wall in anchor groove, set up a plurality of overflow holes that are linked together with overflow chamber top portion on the lateral wall in Y type groove, the overflow chamber is linked together through overflow hole and Y type groove, after inlaying at the anchor inslot and establishing the anchor ball, to injecting in the Y type inslot and mending the material back of repairing, mending the leading-in to the overflow intracavity in material accessible overflow hole for mend the material and can link up the face with the anchor groove at the anchor ball and form an interface repair layer, be favorable to tying of anchor ball steadiness and really in the anchor inslot portion.
Furthermore, the anchoring ball comprises an anchoring repairing ball embedded in the anchoring groove, a plurality of overflow cavities are formed in the side wall of the outer end of the anchoring repairing ball positioned outside the anchoring groove, a resin melting layer is arranged at the overflow cavities, a disintegrating capsule is arranged at the middle position of the inner side of the anchoring repairing ball, a bonding agent is filled in the disintegrating capsule, a plurality of hydrolysis disintegrating layers are distributed on the side wall of the disintegrating capsule, after the repairing material is led into the Y-shaped groove, the anchoring repairing ball is firstly heated to melt the resin melting layer, a large amount of repairing material is led into the inner part of the anchoring repairing ball, the anchoring repairing ball with the hollowed-out outer end part serves as the anchoring member, the hydrolysis disintegrating layer on the disintegrating capsule meets the moisture in the repairing material to enable the hydrolysis disintegrating layer to be disintegrated with water, the bonding agent in the disintegrating capsule overflows from the dissolved hydrolysis disintegrating layer and is dissolved with the repairing material, and the bonding agent serves as the bonding agent, effectively improving the repairing and bonding effects of the repairing material and the anchoring repairing ball.
Furthermore, the resin melting layer is made of a hot-melt resin material, when the repair material with a certain temperature is melted, the overflow cavity is exposed so that the repair material can be guided into the anchoring groove, the hydrolysis cracking layer is made of a water-soluble material embedded on the end wall of the disintegration capsule, the water-soluble material is an effervescent tablet, and the effervescent tablet is decomposed and cracked when meeting water, so that on one hand, the binder inside the disintegration capsule can overflow and be fused with the repair material, on the other hand, certain gas can be generated in the disintegration process, and the fusion motion of the repair material and the binder can be facilitated.
Furthermore, the outer side walls of the upper end and the lower end of the anchoring repairing ball are respectively provided with a ferromagnetic base block, the side walls of the upper end and the lower end of the disintegrating bag are respectively provided with a magnetic sheet matched with the ferromagnetic base block, the outer parts of the two magnetic sheets are respectively coated with a sol shielding layer, a guide rod penetrates through the disintegrating bag, the upper end and the lower end of the guide rod respectively penetrate through the two sol shielding layers and are connected to the upper inner wall and the lower inner wall of the anchoring repairing ball, after the disintegrating bag is heated, the sol shielding layers coated at the outer end parts of the magnetic sheets are heated and melted, so that the magnetic sheets are exposed through cracking, the sol shielding layers do not play a magnetic shielding role on the magnetic sheets any more, at the moment, the ferromagnetic base blocks play an attraction role on the magnetic sheets, the two ends respectively have a magnetic attraction role, the disintegrating bag is pulled to the two ends, the binder in the disintegrating bag is further favorable for overflowing, and the disintegrating bag is, has stretchability.
Further, the sol shielding layer is including cladding in the outer tip of magnetic sheet's gel layer, the inner of gel layer inlays and is equipped with a plurality of attached in the outer tip of magnetic sheet's magnetism isolating particle, plays magnetism isolating effect to the magnetic sheet when magnetism isolating particle cladding is in the gel in situ, and after the gel layer hot melt, magnetism isolating particle spills over from the outside dispersion of gel layer, no longer plays magnetism isolating effect to the magnetic sheet on the one hand, and on the other hand magnetism isolating particle inlays to locate inside the repair material, plays the repair reinforcement effect to a certain extent.
Further, the anchoring repairing ball is close to and runs through the cover and is equipped with a plurality of anchor rods on the inner lateral wall of anchor groove, and is a plurality of the inner of anchor rod runs through anchoring repairing ball and is connected with the powerful elastic wire that is under the tensile state, the inner of powerful elastic wire fuses on the lateral wall of collapsing the bag, and after the bag that collapses is heated, the powerful elastic wire of butt fusion on collapsing the bag breaks away from collapsing the bag, and the powerful elastic wire that is under the tensile state outwards resets to promote anchor rod outside motion and insert on the repair material of overflow intracavity side and the inner wall in overflow chamber, effectively improved the anchoring effect between anchoring repairing ball and the anchor groove.
Further, the anchor pole includes that the movable sleeve locates the guide rod on the anchor repair ball, the outer end of guide rod runs through anchor repair ball and is connected with awl type anchor point portion, the awl type overflow mouth has been seted up on each terminal surface of awl type anchor point portion, the inner and the powerful elastic wire fixed connection of guide rod, the inner of guide rod is equipped with the feed inlet, and the feed inlet is linked together with awl type overflow mouth, and when awl type anchor point portion anchor back on mending material and overflow chamber, leading-in to the overflow intracavity side of mixture of mending material and binder through guide rod, the most advanced portion of awl type anchor, further strengthen the anchor degree between anchor pole and the anchor groove.
Further, the outer side wall of the powerful elastic wire is coated with the charcoal layer, the charcoal layer is doped with the silicon powder, the silicon powder and the charcoal material can adsorb gas generated along with disintegration of the hydrolysis cracking layer, and the gas in the repairing material is effectively reduced to a certain extent.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) in the scheme, a plurality of anchoring balls are anchored on the inner wall of the position of the crack formed into the Y-shaped groove, inserting T-shaped anchoring nails at the bottom in the Y-shaped groove, injecting a repairing material with a certain temperature into the Y-shaped groove, fusing and bonding the repairing material with the T-shaped anchoring top and a plurality of anchoring balls, heating the anchoring balls, the adhesive inside the anchoring groove overflows, the adhesive is made of molten and adhesive resin material, the repairing material is introduced into the anchoring groove and is fused with the adhesive, the adhesive is used as an adhesive material for anchoring between the repairing material and the anchoring ball as well as between the repairing material and the anchoring hole, the anchoring effect of the anchoring ball on the inner side of the anchoring hole is effectively improved, the repairing material can be fully adhered and fixed with the anchoring ball under the matching action of the adhesive, the repair strength of the repair material and the repair interface of the Y-shaped groove is effectively improved to a certain extent, and the crack is not easy to crack for the second time.
(2) The inner wall in anchor groove is excavated there is the overflow chamber, set up a plurality of overflow holes that are linked together with overflow chamber top portion on the lateral wall in Y type groove, the overflow chamber is linked together through overflow hole and Y type groove, after the anchor ball has been established to the embedding in the anchor inslot, to the interior back of pouring in the repair material in the Y type groove, repair material accessible overflow hole is leading-in to the overflow intracavity, make the repair material can link up the face with the anchor groove at the anchor ball and form an interface repair layer, be favorable to tying of anchor ball steadiness to be real in anchor inslot portion.
(3) The anchoring ball comprises an anchoring repairing ball embedded in the anchoring groove, a plurality of overflow cavities are arranged on the side wall of the outer end of the anchoring repairing ball positioned outside the anchoring groove, a resin melting layer is arranged at the overflow cavities, a disintegrating bag is arranged at the middle position of the inner side of the anchoring repairing ball, a binder is filled in the disintegrating bag, a plurality of hydrolysis disintegrating layers are distributed on the side wall of the disintegrating bag, after the mending material is led into the Y-shaped groove, the anchoring mending ball is heated firstly to melt the resin melting layer, a large amount of mending material is led into the anchoring mending ball, the anchoring mending ball with the hollowed-out outer end part serves as an anchoring part, the hydrolysis cracking layer on the disintegration capsule meets the moisture in the mending material, so that the hydrolysis cracking layer is disintegrated when meeting water, the binder in the disintegration capsule overflows from the dissolved hydrolysis cracking layer, the adhesive is dissolved with the repairing material, and the adhesive is used as an adhesive, so that the repairing and bonding effects of the repairing material and the anchoring repairing ball are effectively improved.
(4) The resin melting layer is made of a hot-melt resin material, the repairing material with a certain temperature is melted, so that the exposed part of the overflow cavity is exposed, the repairing material is conveniently led into the anchoring groove, the hydrolysis cracking layer is made of a water-soluble material embedded on the end wall of the disintegration capsule, the water-soluble material is an effervescent tablet, and the effervescent tablet is decomposed and cracked when meeting water, so that the binder in the disintegration capsule is favorably overflowed and fused with the repairing material, and certain gas can be generated in the disintegration process, and the repairing material and the binder are more favorably fused.
(5) The outer side walls of the upper end and the lower end of the anchoring groove of the anchoring repairing ball are respectively provided with a ferromagnetic base block, the side walls of the upper end and the lower end of the disintegration capsule are respectively provided with a magnetic sheet matched with the ferromagnetic base block, the outsides of the two magnetic sheets are respectively coated with a sol shielding layer, the disintegration capsule is penetrated with a guide rod, the upper end and the lower end of the guide rod are respectively penetrated through the two sol shielding layers and connected with the upper inner wall and the lower inner wall of the anchoring repairing ball, and after the disintegration capsule is heated, the sol shielding layers coated at the outer end parts of the magnetic sheets are heated and melted, so that the magnetic sheet is exposed by cracking, the sol shielding layer does not play a role of magnetic shielding for the magnetic sheet any more, at the moment, the ferromagnetic base block plays a role of attraction for the magnetic sheet, the disintegrating capsule is pulled towards the two ends under the magnetic attraction effect at the two ends, so that the binder in the disintegrating capsule can overflow, and the disintegrating capsule is made of elastic materials and has stretchability.
(6) The sol shielding layer comprises a gel layer coated at the outer end part of the magnetic sheet, a plurality of magnetism isolating particles attached to the outer end part of the magnetic sheet are embedded at the inner end of the gel layer, the magnetism isolating particles are coated in the gel layer and play a magnetism isolating role on the magnetic sheet, after the gel layer is hot-melted, the magnetism isolating particles are dispersed outwards from the gel layer and overflow, on one hand, the magnetism isolating role is not played on the magnetic sheet any more, on the other hand, the magnetism isolating particles are embedded in the repairing material, and the repairing and reinforcing effects are played to a certain degree.
(7) The anchoring repairing ball is provided with a plurality of anchoring rods in a penetrating mode on the inner side wall close to the anchoring groove, the inner ends of the anchoring repairing balls penetrate through the anchoring repairing ball and are connected with the strong elastic wire in a stretching state, the inner ends of the strong elastic wire are fused on the side wall of the collapse bag, after the collapse bag is heated, the strong elastic wire welded on the collapse bag is separated from the collapse bag, the strong elastic wire in the stretching state resets outwards, and therefore the anchoring rods are pushed to move outwards and are inserted into the repairing material on the inner side of the overflow cavity and the inner wall of the overflow cavity, and the anchoring effect between the anchoring repairing ball and the anchoring groove is effectively improved.
(8) The anchor pole includes that the movable sleeve locates the guide rod on the anchor repair ball, the outer end of guide rod runs through anchor repair ball and is connected with the cone type anchor point portion, tapered overflow mouth has been seted up on each terminal surface of cone type anchor point portion, the inner and the powerful elastic filament fixed connection of guide rod, the inner of guide rod is equipped with the feed inlet, the feed inlet is linked together with the cone type overflow mouth, after cone type anchor point portion on repair material and overflow chamber, through the guide rod, the leading-in to the overflow intracavity side of mixture of repair material and binder of cone type anchor point portion, further strengthen the anchoring degree between anchor pole and the anchor groove.
(9) The outer side wall of the powerful elastic yarn is coated with the charcoal layer, the charcoal layer is doped with the silicon micropowder, the silicon micropowder and the charcoal material can adsorb gas generated along with disintegration of the hydrolysis disintegration layer, and the gas in the repairing material is effectively reduced to a certain extent.
Drawings
FIG. 1 is a schematic view of the present invention in a repaired state;
FIG. 2 is a partial cross-sectional view of the invention in a repaired state;
FIG. 3 is a schematic view of the structure at A in FIG. 2;
FIG. 4 is an exterior perspective view of the anchoring ball of the present invention;
FIG. 5 is a perspective view showing the outer part of the anchoring ball of the present invention after the resin melt layer is thermally fused
FIG. 6 is a partial cross-sectional view of the anchoring ball of the present invention;
figure 7 is a schematic view of the interior of the disintegrating capsule of the invention;
figure 8 is a diagram of a variation of the disintegrating capsule of the invention;
fig. 9 is a perspective view at the anchor rod of the present invention.
The reference numbers in the figures illustrate:
the device comprises an anchoring repairing ball 1, a ferromagnetic base block 101, a resin melting layer 102, a 2T-shaped anchoring nail, a repairing material 3, a 4Y-shaped groove, an anchoring groove 5, an overflow cavity 501, an overflow hole 502, a disintegration bag 6, a hydrolysis disintegration layer 601, an anchoring rod 7, a diversion rod 701, a conical anchoring tip 702, an overflow port 7021, a strong elastic wire 8, an adhesive 9, a guide rod 10, a sol shielding layer 11 and a magnetic sheet 12.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-2, an anchoring type concrete crack repairing method includes the following steps:
s1, determining and marking the position of the crack on the end face of the concrete, chiseling the crack along the direction of the crack, and cutting the crack into a Y-shaped groove 4;
s2, chiseling a plurality of anchoring grooves 5 on the opposite inner walls of the Y-shaped groove 4, cleaning concrete scraps inside and outside the Y-shaped groove 4, cleaning by using clean water, and then air-drying;
s3, inserting a plurality of T-shaped anchoring nails 2 into the inner bottom of the Y-shaped groove 4, respectively placing anchoring balls into the anchoring grooves 5, injecting molten repairing material 3 into the Y-shaped groove 4, heating the anchoring balls, and enabling the adhesive 9 to overflow from the anchoring balls, fill the whole anchoring grooves 5 and be fused with the repairing material 3;
s4, the anchoring ball is molten and then is disintegrated and expanded to be anchored in the anchoring groove 5, and after the repairing material 3 is solidified, the repairing end face of the crack is ground by using grinding equipment, so that the repairing of the concrete crack is completed.
Referring to fig. 2-3, an overflow cavity 501 is formed on the inner wall of the anchoring groove 5, a plurality of overflow holes 502 communicated with the top end portion of the overflow cavity 501 are formed on the side wall of the Y-shaped groove 4, the overflow cavity 501 is communicated with the Y-shaped groove 4 through the overflow holes 502, after the anchoring ball is embedded in the anchoring groove 5, the repairing material 3 is injected into the Y-shaped groove 4, the repairing material 3 can be introduced into the overflow cavity 501 through the overflow holes 502, so that the repairing material 3 can form an interface repairing layer on the connecting surface of the anchoring ball and the anchoring groove 5, which is beneficial to firmly anchoring the anchoring ball inside the anchoring groove 5 and improves the repairing anchoring effect.
Referring to fig. 3-7, the anchoring ball includes an anchoring repairing ball 1 embedded inside an anchoring groove 5, a plurality of overflow cavities are formed on the outer end side wall of the anchoring repairing ball 1 outside the anchoring groove 5, a resin melting layer 102 is arranged at the overflow cavities, a disintegration capsule 6 is arranged at the middle position of the inner side of the anchoring repairing ball 1, a binder 9 is filled inside the disintegration capsule 6, a plurality of hydrolysis disintegration layers 601 are distributed on the side wall of the disintegration capsule 6, after the repairing material 3 is introduced into a Y-shaped groove 4, the anchoring repairing ball 1 is firstly heated to melt the resin melting layer 102, a large amount of repairing material 3 is introduced into the anchoring repairing ball 1, the anchoring ball 1 with a hollowed-out outer end serves as an anchoring member, and the hydrolysis disintegration layer 601 on the disintegration capsule 6 encounters moisture in the repairing material 3 to disintegrate, so that the binder 9 inside the disintegration capsule 6 overflows from the dissolved hydrolysis disintegration layer 601, the repairing material 3 is dissolved with the repairing material 3, the binder 9 serves as an adhesive, the repairing and bonding effects of the repairing material 3 and the anchoring repairing ball 1 are effectively improved, wherein the resin melting layer 102 is made of a hot-melt resin material, the resin melting layer 102 is melted when encountering the repairing material 3 with a certain temperature, so that the overflowing cavity is exposed, the repairing material 3 is conveniently led into the anchoring groove 5, the hydrolysis cracking layer 601 is made of a water-soluble material embedded on the end wall of the cracking and breaking bag 6, the water-soluble material is an effervescent tablet, and the effervescent tablet is decomposed and cracked when encountering water, so that the binder 9 inside the cracking and breaking bag 6 is favorably overflowed and fused with the repairing material 3, and certain gas is generated in the cracking process, the repairing material 3 and the binder 9 are more favorably fused, and the motion of the repairing material is effectively intensified.
Referring to fig. 6-8, the outer sidewalls of the anchoring repairing ball 1 at the upper and lower ends of the anchoring groove 5 are respectively provided with a ferromagnetic base block 101, the sidewalls of the upper and lower ends of the disintegrating capsule 6 are respectively provided with magnetic sheets 12 matched with the ferromagnetic base block 101, the outer portions of the two magnetic sheets 12 are respectively coated with a sol shielding layer 11, the disintegrating capsule 6 is penetrated with a guide rod 10, the upper and lower ends of the guide rod 10 are respectively penetrated through the two sol shielding layers 11 and connected to the upper and lower inner walls of the anchoring repairing ball 1, when the disintegrating capsule 6 is heated, the sol shielding layer 11 coated on the outer end portions of the magnetic sheets 12 is heated and melted, so that the magnetic sheets 12 are exposed by cracking, the sol shielding layer 11 does not play a role of magnetic shielding for the magnetic sheets 12, at this time, the ferromagnetic base block 101 plays a role of attracting the magnetic sheets 12 corresponding to the position thereof, and the disintegrating capsule 6 is pulled towards both ends under the magnetic attraction effect at both ends, the glue 9 in the disintegration bag 6 is further facilitated to overflow, the disintegration bag 6 is made of elastic materials, and has stretchability, the sol shielding layer 11 comprises a gel layer coated on the outer end of the magnetic sheet 12, a plurality of magnetism-insulating particles attached to the outer end of the magnetic sheet 12 are embedded at the inner end of the gel layer, the magnetism-insulating particles play a role in insulating magnetism to the magnetic sheet 12 when coated in the gel layer, after the gel layer is hot-melted, the magnetism-insulating particles are dispersed and overflowed outwards from the gel layer, on one hand, the magnetism-insulating particles do not play a role in insulating magnetism to the magnetic sheet 12, on the other hand, the magnetism-insulating particles are embedded in the repairing material 3, a repairing and reinforcing role is played to a certain extent, the melted gel layer and the repairing material 3 are fused and then serve as a repairing glue, a plurality of fiber spines can be arranged on the outer side of.
Referring to fig. 6 and 9, a plurality of anchoring rods 7 are penetratingly sleeved on the inner end side wall of the anchoring repairing ball 1 close to the anchoring groove 5, the inner ends of the plurality of anchoring rods 7 penetrate through the anchoring repairing ball 1 and are connected with a strong elastic wire 8 in a tensile state, the inner end of the strong elastic wire 8 is fused on the side wall of the collapsing bag 6, when the collapsing bag 6 is heated, the strong elastic wire 8 fused on the collapsing bag 6 is separated from the collapsing bag 6, the strong elastic wire 8 in the tensile state is outwardly restored, so that the anchoring rods 7 are pushed to move outwardly and inserted into the repairing material 3 inside the overflow cavity 501 and the inner wall of the overflow cavity 501, the anchoring effect between the repairing ball 1 and the anchoring groove 5 is effectively improved, more specifically, the anchoring rods 7 comprise guide rods 701 movably sleeved on the anchoring repairing ball 1, the outer ends of the guide rods 701 penetrate through the anchoring repairing ball 1 and are connected with conical anchoring pointed ends 702, each end surface of the conical anchoring tip 702 is provided with a conical overflow port 7021, the inner end of the guide rod 701 is fixedly connected with the strong elastic wire 8, the inner end of the guide rod 701 is provided with a feed inlet, the feed inlet is communicated with the conical overflow port 7021, after the conical anchoring tip 702 is anchored on the mending material 3 and the overflow cavity 501, the mixture of the mending material 3 and the binder 9 is introduced into the inner side of the overflow cavity 501 through the guide rod 701 and the conical anchoring tip 702, and the anchoring degree between the anchoring rod 7 and the anchoring groove 5 is further enhanced.
Here, it should be added that the outer side wall of the strong elastic yarn 8 is coated with a charcoal layer, the charcoal layer is doped with silicon powder, and the silicon powder and the charcoal material can adsorb gas generated along with the disintegration of the hydrolysis disintegration layer 601, thereby effectively reducing the gas in the repair material to a certain extent.
According to the invention, a plurality of anchoring balls are anchored on the inner wall of the position of a crack formed in the Y-shaped groove 4, the T-shaped anchoring nail 2 is inserted at the bottom in the Y-shaped groove 4, the repairing material 3 with a certain temperature is injected into the Y-shaped groove 4, the adhesive 9 in the anchoring ball overflows after the anchoring ball is heated, the repairing material 3 is introduced into the anchoring groove 5 and is fused with the adhesive 9, the adhesive 9 serves as an adhesive for anchoring between the repairing material 3 and the anchoring balls as well as between the repairing material and the anchoring holes, so that the anchoring effect of the anchoring balls on the inner sides of the anchoring holes is effectively improved, the repairing material 3 can be fully adhered and fixed with the anchoring balls under the matching action of the adhesive 9, the repairing of the repairing interface between the repairing material 3 and the Y-shaped groove 4 is effectively improved to a certain extent, the strength is improved.
The components used in the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (9)
1. An anchoring type concrete crack repairing method is characterized in that: the method comprises the following steps:
s1, determining and marking the position of the crack on the concrete end face, chiseling and cutting the crack along the direction of the crack to form a Y-shaped groove (4);
s2, chiseling a plurality of anchoring grooves (5) on the opposite inner walls of the Y-shaped groove (4), cleaning concrete scraps inside and outside the Y-shaped groove (4), cleaning by using clear water, and then drying in the air;
s3, inserting a plurality of T-shaped anchoring nails (2) into the inner bottom of the Y-shaped groove (4), respectively placing anchoring balls into the anchoring grooves (5), injecting molten repairing material (3) into the Y-shaped groove (4), and after the anchoring balls are heated, enabling the adhesive (9) to overflow from the anchoring balls and to be filled into the whole anchoring grooves (5) and to be fused with the repairing material (3);
s4, the anchoring ball is molten and then is disintegrated and expanded to be anchored in the anchoring groove (5), and after the repairing material (3) is solidified, the repairing end face of the crack is ground by using grinding equipment, so that the repairing of the concrete crack is completed.
2. The method for repairing an anchored concrete crack according to claim 1, wherein: an overflow cavity (501) is formed in the inner wall of the anchoring groove (5), and a plurality of overflow holes (502) communicated with the top end portion of the overflow cavity (501) are formed in the side wall of the Y-shaped groove (4).
3. The method for repairing an anchored concrete crack according to claim 2, wherein: the anchor ball is including inlaying anchor repair ball (1) of locating anchor groove (5) inside, anchor repair ball (1) are located and have seted up a plurality of chambeies that overflow on the outside outer end lateral wall of anchor groove (5), overflow chamber department and be equipped with resin melt layer (102), the inboard middle part position department of anchor repair ball (1) is equipped with collapses and separates bag (6), the inside packing that collapses and separate bag (6) has binder (9), it has a plurality of hydrolysis to collapse layer (601) to distribute on the lateral wall that collapses and separate bag (6).
4. The method for repairing an anchored concrete crack according to claim 3, wherein: the resin melting layer (102) is made of hot-melt resin materials, the hydrolysis disintegration layer (601) is made of water-soluble materials embedded on the end wall of the disintegration capsule (6), and the water-soluble materials are effervescent tablets.
5. The method for repairing an anchored concrete crack according to claim 3, wherein: anchor is restoreed ball (1) and is located all to be equipped with ferromagnetic base piece (101) on the lateral wall of anchor groove (5) upper and lower extreme, collapse all be equipped with on the last lower extreme lateral wall of bag (6) with ferromagnetic base piece (101) assorted magnetic sheet (12), two the outside of magnetic sheet (12) all the cladding has sol shielding layer (11), it has guide bar (10) to run through on bag (6) to collapse, the upper and lower both ends of guide bar (10) run through two sol shielding layers (11) respectively and are connected on the upper and lower inner wall of anchor is repaiied ball (1).
6. The method for repairing an anchored concrete crack according to claim 5, wherein: the sol shielding layer (11) comprises a gel layer coated at the outer end part of the magnetic sheet (12), and a plurality of magnetism-insulating particles attached to the outer end part of the magnetic sheet (12) are embedded at the inner end of the gel layer.
7. The method for repairing an anchored concrete crack according to claim 3, wherein: the anchoring repairing ball (1) is close to the inner side wall of the anchoring groove (5) and is provided with a plurality of anchoring rods (7) in a penetrating mode, the inner ends of the anchoring rods (7) penetrate through the anchoring repairing ball (1) and are connected with strong elastic wires (8) in a stretching state, and the inner ends of the strong elastic wires (8) are fused on the side wall of the collapsing bag (6).
8. The method of claim 7, wherein the method comprises the following steps: anchor pole (7) are including water conservancy diversion pole (701) that the anchor was located on anchor repair ball (1) of movable sleeve, the outer end of water conservancy diversion pole (701) runs through anchor repair ball (1) and is connected with tapered anchor cusp portion (702), tapered overflow mouth (7021) have been seted up on each terminal surface of tapered anchor cusp portion (702), the inner and powerful elastic filament (8) fixed connection of water conservancy diversion pole (701).
9. The method of claim 8, wherein the method comprises the following steps: the outer side wall of the strong elastic wire (8) is coated with a charcoal layer, and silicon micro powder is doped in the charcoal layer.
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| CN202011255882.8A CN112343107A (en) | 2020-11-11 | 2020-11-11 | Anchoring type concrete crack repairing method |
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| CN114717977A (en) * | 2022-03-28 | 2022-07-08 | 袁莉莉 | Quick-acting type repairing strip for road and bridge cracks |
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