CN115596241A - Visual concrete crack repairing, sealing and grouting device and using method - Google Patents
Visual concrete crack repairing, sealing and grouting device and using method Download PDFInfo
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- CN115596241A CN115596241A CN202211323896.8A CN202211323896A CN115596241A CN 115596241 A CN115596241 A CN 115596241A CN 202211323896 A CN202211323896 A CN 202211323896A CN 115596241 A CN115596241 A CN 115596241A
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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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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
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Abstract
The invention discloses a visual concrete crack repairing, sealing and grouting device and a using method thereof, wherein the visual concrete crack repairing, sealing and grouting device comprises: the grouting device comprises a grouting device body and a sealing grouting structure; the grouting device body is provided with a storage tank and a pump head, the storage tank is connected with the pump head through a conveying pipe, the pump head is connected with one end of a grouting head through the conveying pipe, and the other end of the grouting head is connected with the sealed grouting structure; sealed slip casting structure includes crack sealing portion and aggravates the fixed part, aggravate the fixed part and enclose and locate the both sides of crack sealing portion, crack sealing portion is the transparent configuration, be equipped with a plurality of injected holes in the crack sealing portion, the injected hole with the slip casting head is connected. The invention has simple structure and easy maintenance, and can effectively solve the problems of non-invasive repair of concrete cracks and visualization of grouting repair process.
Description
Technical Field
The invention relates to the technical field of grouting repair of geotechnical engineering, in particular to a visual concrete crack repair sealing grouting device and a using method thereof.
Background
The concrete structure is the most applied structure in civil engineering, and the consumption of concrete in engineering construction in China is 20 hundred million meters every year 3 Above, it accounts for about half of the world's total amount. However, under the influence of various factors such as improper construction pouring, too few steel bars, concrete shrinkage aging, overweight load and the like, cracks usually occur in concrete structures, and the existence of the cracks can cause the penetration of water vapor, acid, alkali substances and the like into the structures, cause the destructive damage of the structures such as steel bar corrosion, concrete peeling and the like, and influence the building appearance, the bearing capacity and the service life of the concrete structures, so that the crack repairing work needs to be carried out on the concrete structures.
At present, in the repair work of concrete cracks, a surface repair method, a surface grouting repair method and a punching and grouting method are often adopted. The surface repairing method is to coat materials on the surfaces of cracks to seal the crack openings so as to isolate the contact between the interior and the outside, and the method can prevent the penetration of water vapor to a certain extent at the early stage, but along with the lapse of time, surface materials are gradually aged, the protective capability of the method is greatly weakened, and the problem of cracks cannot be fundamentally solved. The surface grouting repair method is characterized in that a grouting device is adopted to press repair slurry into cracks from the surfaces of the cracks by adopting larger pressure, in order to ensure the grouting effect, the grouting device can start to extrude the slurry into the cracks by using a larger area, but the slurry can only be pressed into the cracks by a shallow depth due to smaller scale of the cracks and complexity of an internal structure, the repair effect is poor, the grouting process cannot be checked and controlled in the operation process, the cracks cannot be completely filled finally, the existing operation device is too heavy and inconvenient to construct, the structural defects of the device easily cause material waste to form secondary environmental pollution, the problem of the cracks cannot be solved fundamentally, even the cracks are damaged secondarily due to overlarge grouting pressure, and the structural safety is further damaged. The punching and grouting method is characterized in that holes are obliquely punched to the crack from the positions of the two sides of the crack, and then grouting is performed, so that the method has the large defect that on one hand, the structure is greatly damaged, and on the other hand, whether holes are drilled to the crack can not be accurately judged, and therefore overtravel drilling is often caused, and secondary damage is caused to the structure.
Patent document with application number CN202122592480.3 discloses a wall seepage is restoreed and is used grouting equipment, leads to through setting up the slip casting, pivot, rotating electrical machines, spiral scraping wings and slip casting pipe carry out the slip casting to the crack, strickles off through setting up slide, scraper blade, riser and pressure spring to the mortar outside the crack, and the device structure is complicated, can't realize carrying out non-invasive restoration to the concrete crack to and make slip casting restoration process visual. Therefore, accurate, compact and complete crack repair is crucial to the safety characteristics of a concrete structure, and a visual concrete crack repair sealing grouting device and method are urgently needed to be provided, so that cracks can be efficiently and safely repaired completely, the grouting repair process is visual, the operation is simplified, resources are saved, and the environment is protected.
Disclosure of Invention
The invention mainly aims to provide a visual concrete crack repairing, sealing and grouting device and a using method thereof, and solves the problems of how to realize non-invasive repair of concrete cracks and make the grouting repair process visual.
In order to achieve the above object, the present invention provides a visual concrete crack repairing, sealing and grouting device and a use method thereof, wherein the visual concrete crack repairing, sealing and grouting device comprises: the grouting device comprises a grouting device body and a sealing grouting structure; the grouting device body is provided with a storage tank and a pump head, the storage tank is connected with the pump head through a conveying pipe, the pump head is connected with one end of a grouting head through the conveying pipe, and the other end of the grouting head is connected with the sealed grouting structure; the sealing grouting structure comprises a crack sealing part and an aggravating fixing part, the aggravating fixing part is arranged on the two sides of the crack sealing part in a surrounding mode, the crack sealing part is of a transparent structure, a plurality of grouting holes are formed in the crack sealing part, and the grouting holes are connected with the grouting heads.
In a preferred embodiment, the weight fixing portion is an elastic structure.
In one preferable scheme, a peristaltic pump is further arranged on the grouting device body and used for controlling quantitative or metering conveying of slurry in the conveying pipe.
In a preferred scheme, a display screen is arranged on the peristaltic pump and used for displaying the amount of the slurry in real time.
In one preferable scheme, the grouting pipe is detachably and elastically connected with the grouting head.
In one preferable scheme, a V-shaped diaphragm is arranged at the joint of the grouting pipe and the grouting head, and the opening direction of the V-shaped diaphragm is arranged towards the direction of the grouting pipe so as to prevent the backflow of slurry.
In a preferred embodiment, the crack sealing part is detachably connected with the weight fixing part in a buckle type.
In one preferable scheme, a plurality of the grouting holes are arranged at equal intervals.
In one preferred scheme, the grouting hole comprises a grouting cap and a hole channel, one end of the grouting cap is connected with the grouting head, and the other end of the grouting cap is connected with the hole channel.
A use method of a visual concrete crack repairing, sealing and grouting device comprises the following steps:
s1, detecting the width and the depth of a crack through a crack detector, and calculating the volume of the crack in a segmented manner at equal intervals to obtain a grouting value of each segment;
s2, cleaning the crack and the surrounding environment of the section, coating a special adhesive on the outer surface of the weighted fixing part, and aligning the sealing grouting structure coated with the special adhesive to the crack of the section for pressure bonding installation;
s3, connecting the grouting pipe with the grouting hole, starting a grouting device to start grouting, observing the grouting amount through a peristaltic pump, observing the grouting state in real time through a crack sealing part, and slowing down the grouting speed or increasing the grouting time interval through the peristaltic pump when the grouting amount reaches a first grouting value; when the grouting amount is equal to or greater than the grouting value, finishing grouting;
s4, installing grouting pipes to the spaced grouting holes to perform jump-section grouting repair, and after the repair of the crack of the section is completed, removing the sealing grouting structure and cleaning the crack of the section and the surrounding environment;
and S5, repeating the steps S2-S4, and performing grouting repair on adjacent crack sections until the non-invasive grouting repair of the whole crack section is completed.
In the technical scheme, the visual concrete crack repairing sealing grouting device comprises a grouting device body and a sealing grouting structure; the grouting device body is provided with a storage tank and a pump head, the storage tank is connected with the pump head through a conveying pipe, the pump head is connected with one end of a grouting head through the conveying pipe, and the other end of the grouting head is connected with the sealed grouting structure; the sealing grouting structure comprises a crack sealing part and an aggravating fixing part, the aggravating fixing part is arranged on the two sides of the crack sealing part in a surrounding mode, the crack sealing part is of a transparent structure, a plurality of grouting holes are formed in the crack sealing part, and the grouting holes are connected with the grouting heads. The invention has simple structure and easy maintenance, and can effectively solve the problems of non-invasive repair of concrete cracks and visualization of the grouting repair process by adhering the weighted fixing part with the surfaces of the cracks and observing the filling and flowing conditions of grout in the grouting process in real time through the crack sealing part.
In the invention, the slurry can be quantitatively or quantitatively conveyed by the peristaltic pump, and the grouting is constant at continuous low pressure and is not easy to cause secondary damage to a crack structure; meanwhile, the grouting pipes and the grouting holes are installed at intervals, and the jumping-section type grouting repair is carried out, so that the gaps of the cracks can be filled with the grout, and quantitative and accurate repair of the cracks is realized.
In the invention, the device has small scale and convenient carrying, does not need a generator, can work by using a movable power supply, and is greatly convenient for field construction.
In the invention, the crack sealing part and the weighting fixing part are detachably connected through a concave-convex buckle type, and the weighting fixing part is replaced at any time according to different projects.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a visual concrete crack repairing, sealing and grouting device according to an embodiment of the invention;
FIG. 2 is a schematic diagram of a sealing and grouting structure according to an embodiment of the present invention (1);
FIG. 3 is a schematic diagram (2) of a sealing and grouting structure according to an embodiment of the present invention;
fig. 4 is a schematic flow chart of a using method of the visual concrete crack repairing, sealing and grouting device according to the embodiment of the invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | |
2 | |
| 3 | |
4 | |
| 5 | Grouting |
6 | Peristaltic pump |
| 7 | Sealed |
8 | |
| 9 | |
10 | Grouting |
| 11 | Grouting |
12 | Duct |
The implementation, functional features and advantages of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
It should be noted that all the directional indicators (such as upper and lower 8230; etc.) in the embodiments of the present invention are only used for explaining the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature.
Moreover, the technical solutions in the embodiments of the present invention may be combined with each other, but it is necessary to be able to be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
Referring to fig. 1 to 3, according to an aspect of the present invention, the present invention provides a visualized concrete crack repairing sealing grouting device and a use method thereof, wherein the visualized concrete crack repairing sealing grouting device comprises: the grouting device comprises a grouting device body 1 and a sealing grouting structure 7; the grouting device comprises a grouting device body 1, wherein a storage tank 2 and a pump head 3 are arranged on the grouting device body 1, the storage tank 2 is connected with the pump head 3 through a conveying pipe 4, the pump head 3 is connected with one end of a grouting head 5 through the conveying pipe 4, and the other end of the grouting head 5 is connected with a sealed grouting structure 7; sealed slip casting structure 7 includes crack sealing 9 and aggravates fixed part 8, aggravate fixed part 8 and enclose and locate the both sides of crack sealing 9, crack sealing 9 is the transparent construction, be equipped with a plurality of injected holes 10 on the crack sealing 9, injected hole 10 with slip casting head 5 is connected.
Specifically, in this embodiment, a peristaltic pump 6 is further disposed on the grouting device body 1, and the peristaltic pump 6 is used for controlling quantitative or metered delivery of the slurry in the conveying pipe 4; the peristaltic pump 6 is powered by a stepping motor, the rotation speed of the stepping motor is adjusted to adjust the grouting pressure, namely, the rotation speed of the stepping motor is adjusted to adjust the flow rate of the slurry, and the flow rate control range is 0-20ml/min; meanwhile, the pump head 3 or the delivery pipe 4 with larger diameter can be replaced to obtain larger output of the slurry flow; the peristaltic pump 6 is also provided with a display screen, the display screen is used for displaying the slurry amount in real time, the slurry is quantitatively or quantitatively conveyed to the crack through the peristaltic pump 6, the grouting is continuous and constant in low pressure, and secondary damage to the crack structure is avoided; in the invention, the peristaltic pump 6 can supply power to the stepping motor through a 24V mobile power supply without additionally supplying power through a generator, thereby being greatly convenient for field construction.
Specifically, in this embodiment, the storage tank 2 may be provided with one, two, or three storage tanks according to the requirement of the engineering grouting material, and the specific number is not limited, and may be set according to the requirement; the number of the pump heads 3 is matched with that of the storage tanks 2, the pump heads 3 and the peristaltic pumps 6 are fixedly connected to the grouting device body 1 through bolts, the storage tanks 2 are hung behind the peristaltic pumps 6 through hanging basket type hanging grooves, and a conveying pipe 4 connected with the storage tanks 2 penetrates through the pump heads 3 through a connecting channel of the grouting device body 1 to be connected with grouting heads 5; the grouting pipe is detachably and elastically connected with the grouting head 5, a V-shaped diaphragm is arranged at the joint of the grouting pipe and the grouting head 5, and the opening direction of the V-shaped diaphragm is arranged towards the direction of the grouting pipe so as to prevent slurry from flowing back to block the conveying pipe 4; the grouting head 5 can adopt a mixed grouting head 5 and/or a common grouting head 5, the mixed grouting head 5 is provided with two or more branch pipes which are correspondingly connected with two or more grouting pipes one by one and converged into a channel for outputting, so that slurry mixing is realized, and the mixed grouting head is generally suitable for the condition of various engineering grouting materials, a V-shaped diaphragm is arranged at the joint of the mixed grouting head 5 and the grouting pipes, the opening direction of the V-shaped diaphragm is arranged towards the direction of the grouting pipes so as to avoid the backflow phenomenon when the slurry is mixed, so that the conveying pipes 4 are blocked, the output end of the mixed grouting head 5 is connected with a reducer, and the reducer is matched with the grouting holes 10 of the sealed grouting structure 7; the common grouting head 5 is only provided with a single input and a single output, one end of the common grouting head is connected with the material conveying pipe 4, and the other end of the common grouting head is connected with the grouting hole 10; the grouting head 5 is not limited, and the mixed grouting head 5 and/or the common grouting head 5 can be selected according to actual needs.
Specifically, in this embodiment, the sealing grouting structure 7 includes a crack sealing portion 9 and an weighting fixing portion 8, the weighting fixing portion 8 is disposed around two sides of the crack sealing portion 9, and the crack sealing portion 9 is detachably connected to the weighting fixing portion 8 in a concave-convex snap-in manner; the crack sealing part 9 is provided with a plurality of grouting holes 10, the grouting holes 10 are connected with the grouting head 5, each grouting hole 10 comprises a grouting cap 11 and a pore passage 12, the diameter of each grouting cap 11 is larger than that of each pore passage 12, and each grouting cap 11 is connected with the output end of the grouting head 5; the grouting holes 10 are provided at equal intervals in the crack sealing portion 9, and in the present invention, the diameters and intervals of the grouting holes 10 may be set according to engineering requirements, and the diameters and depths of the grouting caps 11 and the duct 12 may be set according to engineering requirements, which is not limited in the present invention.
Specifically, in this embodiment, crack sealing 9 is of a transparent structure, crack sealing 9 is made of a transparent material, the transparent material can be made of materials such as PP, acrylic, plastic steel, and the like, and the crack sealing 9 with the transparent structure is tightly attached to a crack disease place, so that the filling flow condition of slurry in the grouting process can be observed in real time while the crack is sealed, the grouting repair process is visualized, and the grouting working condition is known in real time.
Specifically, in this embodiment, the weighting fixing portion 8 is an elastic structure, the weighting fixing portion 8 is made of an elastic material, the elastic material may be made of materials such as silica gel and rubber, the weighting fixing portion 8 may be made of materials such as silica gel and rubber, and when repairing vertical cracks, materials with high elasticity such as silica gel may be used, and when repairing horizontal cracks, materials with high rubber may be used, so as to increase friction between the crack sealing portion 9 and the working surface and stabilize the sealing grouting structure 7; the outer surface of the weighting fixing part 8 can be bonded with the surface around the crack through a special adhesive, the weighting fixing part 8 is detachably connected with the crack sealing part 9 through a concave-convex buckle type, so that the weighting fixing part 8 can be replaced according to different projects, and meanwhile, the weighting fixing part 8 can be repeatedly used.
Referring to fig. 4, according to another aspect of the present invention, the present invention provides a visual concrete crack repairing sealing grouting device and a use method thereof, wherein the use method of the visual concrete crack repairing sealing grouting device comprises the following steps:
s1, detecting the width and the depth of a crack through a crack detector, and calculating the volume of the crack in a segmented manner at equal intervals to obtain a grouting value of each segment;
s2, cleaning the crack and the surrounding environment of the section by adopting alcohol or acetone, smearing a special adhesive on the outer surface of the weighted fixing part 8, and aligning the sealing grouting structure 7 coated with the special adhesive to the crack trend of the section for pressing, bonding and installing;
s3, filling a grouting pipe into the grouting cap 11, enabling the grouting pipe to be in conductive connection with the duct 12, starting a grouting device to start grouting, observing the grouting amount in real time through a display screen on the peristaltic pump 6, observing the grouting state in real time through the crack sealing part 9, and slowing down the grouting speed or increasing the grouting time interval through the peristaltic pump 6 when the grouting amount reaches a first grouting value; when the grouting amount is equal to or greater than the grouting value, finishing grouting;
s4, installing grouting pipes to the spaced grouting holes 10 to perform jump-section grouting repair, removing the sealing grouting structure 7 after the repair of the crack of the section is completed, and cleaning the crack of the section and the surrounding environment;
and S5, repeating the steps S2-S4, and performing grouting repair on adjacent crack sections until the non-invasive grouting repair of the whole crack section is completed.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, which are within the spirit of the present invention, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a sealed slip casting device is restoreed in visual concrete crack which characterized in that includes: the grouting device comprises a grouting device body and a sealing grouting structure; the grouting device comprises a grouting device body, a sealing grouting structure and a storage tank, wherein the grouting device body is provided with the storage tank and a pump head, the storage tank is connected with the pump head through a conveying pipe, the pump head is connected with one end of the grouting head through the conveying pipe, and the other end of the grouting head is connected with the sealing grouting structure; sealed slip casting structure includes crack sealing portion and aggravates the fixed part, aggravate the fixed part and enclose and locate the both sides of crack sealing portion, crack sealing portion is the transparent configuration, be equipped with a plurality of injected holes in the crack sealing portion, the injected hole with the slip casting head is connected.
2. The visual concrete crack repair, seal and grouting device of claim 1, wherein the weighted fixing part is of an elastic structure.
3. The visual concrete crack repairing and sealing grouting device as claimed in claim 1, wherein a peristaltic pump is further arranged on the grouting device body, and the peristaltic pump is used for controlling quantitative or metering delivery of slurry in the delivery pipe.
4. The visual concrete crack repairing, sealing and grouting device according to claim 3, wherein a display screen is arranged on the peristaltic pump and used for displaying the amount of the grout in real time.
5. The sealed grouting device of claim 1, wherein the grouting pipe is detachably and elastically connected with the grouting head.
6. The device for visual sealing and grouting for repairing concrete cracks according to claim 5, wherein a V-shaped diaphragm is arranged at the joint of the grouting pipe and the grouting head, and the opening direction of the V-shaped diaphragm is arranged towards the direction of the grouting pipe so as to prevent backflow of slurry.
7. The visual concrete crack repair sealing grouting device of claim 1, wherein the crack sealing part is in concave-convex snap-in detachable connection with the weighted fixing part.
8. The visual concrete crack repair sealing grouting device according to claim 1, wherein a plurality of the grouting holes are arranged at equal intervals.
9. The sealed grouting device for repairing the concrete crack under visualization of claim 1, wherein the grouting hole comprises a grouting cap and a hole, one end of the grouting cap is connected with the grouting head, and the other end of the grouting cap is connected with the hole.
10. The use method of the visual concrete crack repair sealing grouting device according to any one of claims 1-9, characterized by comprising the following steps:
s1, detecting the width and the depth of a crack through a crack detector, and calculating the volume of the crack in a segmented manner at equal intervals to obtain a grouting value of each segment;
s2, cleaning the crack and the surrounding environment of the section, smearing a special adhesive on the outer surface of the weighted fixing part, and aligning the sealing grouting structure coated with the special adhesive to the crack of the section for compacting, bonding and installing;
s3, connecting the grouting pipe with the grouting hole, starting a grouting device to start grouting, observing the grouting amount through a peristaltic pump, observing the grouting state in real time through a crack sealing part, and slowing down the grouting speed or increasing the grouting time interval through the peristaltic pump when the grouting amount reaches a first grouting value; when the grouting amount is equal to or greater than the grouting value, finishing grouting;
s4, installing grouting pipes to the spaced grouting holes to perform jump-section grouting repair, and after the repair of the crack of the section is completed, removing the sealing grouting structure and cleaning the crack of the section and the surrounding environment;
and S5, repeating the steps S2-S4, and performing grouting repair on adjacent crack sections until the non-invasive grouting repair of the whole crack section is completed.
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| CN202211323896.8A CN115596241A (en) | 2022-10-27 | 2022-10-27 | Visual concrete crack repairing, sealing and grouting device and using method |
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| CN202211323896.8A CN115596241A (en) | 2022-10-27 | 2022-10-27 | Visual concrete crack repairing, sealing and grouting device and using method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116930468A (en) * | 2023-08-28 | 2023-10-24 | 西南石油大学 | Biological mineralization restoration detection integrated device for cracked concrete test piece |
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2022
- 2022-10-27 CN CN202211323896.8A patent/CN115596241A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116930468A (en) * | 2023-08-28 | 2023-10-24 | 西南石油大学 | Biological mineralization restoration detection integrated device for cracked concrete test piece |
| CN116930468B (en) * | 2023-08-28 | 2024-01-19 | 西南石油大学 | Biological mineralization restoration detection integrated device for cracked concrete test piece |
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