CN117552305A - Intelligent environment-friendly road repair equipment - Google Patents
Intelligent environment-friendly road repair equipment Download PDFInfo
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- CN117552305A CN117552305A CN202410040029.6A CN202410040029A CN117552305A CN 117552305 A CN117552305 A CN 117552305A CN 202410040029 A CN202410040029 A CN 202410040029A CN 117552305 A CN117552305 A CN 117552305A
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- 230000008439 repair process Effects 0.000 title claims abstract description 25
- 239000002002 slurry Substances 0.000 claims abstract description 66
- 238000001514 detection method Methods 0.000 claims abstract description 23
- 239000000843 powder Substances 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 29
- 238000005553 drilling Methods 0.000 claims description 21
- 238000002347 injection Methods 0.000 claims description 18
- 239000007924 injection Substances 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 7
- 210000000621 bronchi Anatomy 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 7
- 238000007569 slipcasting Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 claims 3
- 230000005611 electricity Effects 0.000 claims 1
- 210000003437 trachea Anatomy 0.000 claims 1
- 239000010865 sewage Substances 0.000 abstract description 5
- 238000011010 flushing procedure Methods 0.000 abstract description 4
- 201000010099 disease Diseases 0.000 description 4
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 101100298225 Caenorhabditis elegans pot-2 gene Proteins 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
- E01C23/0966—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for filling or priming, with or without working the surface of the filling or applying particulate material thereto, e.g. for filling the joints of stone-sett paving
- E01C23/0973—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for filling or priming, with or without working the surface of the filling or applying particulate material thereto, e.g. for filling the joints of stone-sett paving with liquid or semi-liquid materials, e.g. crack sealants
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Repair (AREA)
Abstract
The invention discloses intelligent and environment-friendly road repair equipment, and relates to the technical field of road repair equipment. The invention comprises a pressure control tank and an air pressure tank, wherein the inside of the pressure control tank is hermetically and slidingly connected with a lower piston plate and an upper piston plate, the bottom of the lower piston plate is provided with a locking mechanism, the exhaust end of an exhaust pipe is provided with a pressure relief valve, the inside of the air pressure tank is provided with an elastic air bag, the elastic air bag is communicated with the air discharge end of the pressure relief valve, the outside of the pressure control tank is sequentially provided with a detection slurry inlet pipe, a grouting slurry inlet pipe and a slurry outlet pipe from top to bottom, the outside of the air pressure tank is provided with a hopper, and a powder accelerator is stored in the hopper. According to the invention, the slurry can squeeze the pressure bag when being detected, the grouting hole cannot be cleaned by flushing the pressure bag into the grouting hole by using the detected and stored air pressure, and the sewage in the crack in the foundation can be discharged from the overflow hole, so that the crack of the roadbed can be cleaned rapidly by flushing with high-pressure air flow, and the grouting quality is high.
Description
Technical Field
The invention relates to the technical field of road repair equipment, in particular to intelligent and environment-friendly road repair equipment.
Background
The loose highway subgrade refers to the condition that the local compactness, density and soil particle content of the highway subgrade are insufficient, and the local bearing capacity is finally insufficient. Reflection damage such as subsidence, cracking, breaking and the like of local pavement can occur, and driving experience is affected; under the action of external vibration load and dynamic water, goaf with different scales can be easily formed, and finally, diseases such as cavities and the like can be developed and evolved. The existing expressway drainage facilities in service for many years are aged and repeatedly rolled under heavy load, so that the diseases are easy to occur, and at present, the loose roadbed is generally repaired by adopting a grouting repair means. The grouting repair has the advantages of rapidness, avoidance of large excavation and filling, less influence on traffic, and capability of better solving diseases in roadbed and achieving the effect of treating both principal and secondary aspect of disease.
In China patent (application number: CN 202310418423.4), a drilling and grouting integrated and layered grouting repairing device for loose roadbed is disclosed, which is characterized by comprising: drilling and injecting a sleeve, a slurry pumping system and a power system; the drill sleeve comprises: an outer tube having an opening at an upper end thereof and a sealing at a lower end thereof; the sealing end of the outer tube is a drill bit structure, and the drilling direction of the drill bit structure is along the length direction of the outer tube; grouting row holes are formed in the pipe wall of the outer pipe; a plurality of spiral blades arranged on the outer surface of the outer tube; the gear is arranged at the opening end of the outer tube; the flywheel is sleeved on the outer surface of the outer tube, is fixedly connected with the outer tube and is positioned between the opening end of the outer tube and the uppermost spiral blade; the two ends of the inner tube are opened and sleeved in the outer tube, and the length direction of the inner tube is consistent with the length direction of the outer tube; a piston chamber disposed within the outer tube between the sealed ends of the inner and outer tubes; one end of the piston chamber is communicated with one end of the inner tube, the other end of the piston chamber is sealed, and the side surface of the piston chamber is not closed; the edges of the two end surfaces of the piston chamber are sealed with the inner wall of the outer tube; the distance between the two end surfaces of the piston chamber is larger than or equal to the aperture of the grouting row holes; the rack is arranged on the outer surface of the inner tube along the length direction of the inner tube, is positioned at the other end of the inner tube and is meshed with the gear; the slurry pump comprises an inner pipe, a slurry pump system, a power system, a flywheel, a slurry pump system, a power system and a power system, wherein the slurry outlet of the slurry pump system is communicated with the other end of the inner pipe and conveys slurry to the inner pipe, and the power system drives the flywheel to rotate by taking the center of the length direction of the outer pipe as an axis.
Compared with the prior art, the patent has the following technical problems in the actual use process:
1. this patent does not possess grouting equipment withstand voltage detection function with prior art, and this just leads to when grouting machine and slip casting pipeline leak slurry or pressure-resistant ability decline, and direct slip casting can lead to the thick liquids blowout, can cause the thick liquids extravagant, and current equipment does not possess grouting pressure stabilization function simultaneously, and grouting pressure is too low during the slip casting, needs artifical repeated regulation equipment, and intelligent degree is low.
2. This patent is simple to grouting in the road bed crack with prior art only, contains a large amount of sewage in the road bed of partial highway section, and partial thick liquids can mix with sewage when the slip casting, influence thick liquids quality, and the slip casting quality is poor.
3. Because the grouting slurry is in a fluid shape, the solidification time after grouting is long, the slurry is easy to leak, the grouting repair effect is poor, and the environment is polluted.
Disclosure of Invention
The invention aims at: in order to solve the problems, the invention provides intelligent and environment-friendly road repair equipment.
The invention adopts the following technical scheme for realizing the purposes:
the intelligent environment-friendly road repairing device comprises a pressure control tank and an air pressure tank, wherein a lower piston plate and an upper piston plate are hermetically and slidingly connected in the pressure control tank, a locking mechanism is arranged at the bottom of the lower piston plate and can lock the lower piston plate on the pressure control tank, a pressure control bag is arranged between the lower piston plate and the inner bottom of the pressure control tank, an exhaust pipe is arranged at the bottom of the pressure control bag, a pressure release valve is arranged at the exhaust end of the exhaust pipe, an elastic air bag is arranged in the air pressure tank and communicated with the air release end of the pressure release valve, an air outlet pipe is arranged at the bottom of the air pressure tank, and an air valve is arranged at the air outlet end of the air outlet pipe and is provided with an air injection pipe at the other end of the air valve;
the outside of the pressure control tank is sequentially provided with a detection pulp inlet pipe, a grouting pulp inlet pipe and a grouting pulp outlet pipe from top to bottom, the detection pulp inlet pipe is provided with a one-way valve, the grouting pulp inlet pipe and the grouting pulp outlet pipe are respectively provided with a stop valve, the top of the exhaust pipe is provided with a bronchus, the top of the pressure control tank is provided with an electromagnetic valve, the bronchus is communicated with the electromagnetic valve, the bottom of the upper piston plate is provided with a pressure sensor, the outside of the pressure control tank is provided with a controller, and the controller is electrically connected with the pressure sensor and the electromagnetic valve;
the pneumatic device is characterized in that a hopper is arranged on the outer side of the pneumatic tank, a powder accelerator is stored in the hopper, a material pipe is arranged at the bottom of the hopper, a material valve is arranged at the bottom of the material pipe, and the other end of the material valve is communicated with an air outlet pipe.
Further, the pressure inside the pressure control bag is equal to the maximum grouting pressure.
Further, an inflation tube is arranged at the bottom of the pressure control bag, and an inflation valve is arranged at the inflation end of the inflation tube.
Further, the charging valve, the one-way valve and the stop valve are all high-pressure valves.
Further, the top of relief valve is provided with the barometer.
Further, the welding of accuse pressure jar has first support, the bottom welding of atmospheric pressure jar has the second support, the bottom of hopper is funnel-shaped design, the oblique decurrent design of material pipe.
Further, the inside sliding connection of pneumatic tank has the clamp plate, the clamp plate is located the top of elasticity gasbag, be provided with the pressure spring between clamp plate and the pneumatic tank inner top.
Further, the locking mechanism comprises a locking shaft fixedly connected to the bottom of the lower piston plate, a clamping groove is spirally formed in the outer side of the locking shaft, the pressure control bag is in an annular design, and the locking shaft penetrates through the pressure control bag and the pressure control tank;
the automatic pressure control device is characterized by further comprising a rotary groove formed in the bottom of the pressure control tank, wherein a locking wheel is rotatably arranged in the rotary groove, the locking wheel is sleeved on a locking shaft, a clamping block is arranged on the inner wall of the locking wheel and is clamped in the clamping groove, a threaded hole is formed in the locking wheel in a penetrating mode, and a locking bolt is connected to the internal thread of the threaded hole;
the inner wall of the pressure control tank is provided with a guide strip, the outer side of the lower piston plate is provided with a lower guide groove, the outer side of the upper piston plate is provided with an upper guide groove, and the guide strip is simultaneously connected in the lower guide groove and the upper guide groove in a sliding manner.
Further, a lower magnetic ring is arranged at the top of the lower piston plate, an upper magnetic ring is arranged at the bottom of the upper piston plate, and the magnetism of the lower magnetic ring is the same as that of the upper magnetic ring.
A road repair method comprising the steps of:
s1, withstand voltage test: the grouting machine is connected with a detection grouting pipe, the grouting reaction force is given to the grouting machine by the pressure control bag through the lower piston plate, the grouting pressure is 1.5 times of the maximum grouting pressure, grouting is carried out for 15 minutes, and whether the abnormal condition exists in the pipeline is observed;
s2, drilling: according to the arrangement positions of the grouting holes and the overflow holes, a drilling machine is correctly arranged, the drilling machine adopts an alloy drill bit for a concrete pavement drilling core machine, the equipment is cooled by water injection, the drilling machine has the characteristics of low noise, no dust emission and the like, the environment protection is facilitated, the depths of the grouting holes and the overflow holes are 150cm, the depths of the overflow holes are 100cm, the diameter of the drill bit is 15c, and the drilling direction is kept vertically downwards;
s3, hole cleaning: the gas injection pipe is inserted into the grouting hole, the gas valve is opened, high-pressure gas in the elastic gas bag is filled into the grouting hole, a cavity is punched at the bottom of the grouting hole, the gas discharges water in the roadbed through the overflow hole, after the water discharge is completed, the material valve is opened, the powder accelerator in the hopper is uniformly dispersed into cracks of the roadbed along with the gas flow, and after the stable white powder gas flow in the overflow hole is observed to be discharged, the gas valve is closed;
s4, grouting: the grouting machine is connected with a grouting inlet pipe, the grouting pipe is connected with a grouting outlet pipe, then the grouting pipe is inserted into a grouting hole, the grouting is controlled by a pressure control tank, so that stable pressure of the grouting is injected into the grouting hole, the grouting flows into a roadbed crack under the action of pressure, stable grouting flows out through a grouting hole, and the grouting is completed through equipment.
The beneficial effects of the invention are as follows:
1. according to the invention, the pressure control bag is arranged in the pressure control tank, the grouting machine is connected with the detection grouting pipe during detection, the slurry enters the pressure control tank through the detection grouting pipe, the pressure control bag gives a slurry limiting force through the lower piston plate, so that the equipment operates in a high-pressure environment, the detected slurry is stored in the pressure control tank, the slurry can be prevented from flowing back into the grouting machine through the arrangement of the one-way valve, and the detection is convenient and the slurry cannot be wasted.
2. According to the invention, when the detection is carried out, the slurry is stored in the pressure control tank, the slurry is filled between the upper piston plate and the lower piston plate, the grouting machine and the grouting inlet pipe are used for grouting during grouting, and grouting is carried out through the grouting outlet pipe, when the grouting pressure is too small, the pressure between the upper piston plate and the lower piston plate is reduced, the pressure sensor transmits a signal to the controller, the controller controls the electromagnetic valve to be opened, the air pressure in the pressure control bag enters the upper part of the upper piston plate through the exhaust pipe and the bronchus, the air pressure pushes the upper piston plate to descend, the upper piston plate extrudes the slurry, so that the grouting pressure is increased, the grouting pressure is uniform, the grouting effect is good, the automatic pressure stabilization can be realized, and the intelligent degree is high.
3. According to the invention, the slurry can squeeze the pressure-control bag when the slurry is detected, the air pressure in the pressure-control bag is increased along with the increase of the slurry, the redundant air pressure is discharged into the elastic air bag through the pressure release valve, the elastic air bag stores the air pressure, after the detection is finished, the air pressure stored by the detection is used for flushing into the grouting holes, the grouting holes cannot be cleaned, the sewage in the cracks in the foundation can be discharged from the grouting holes, and the cracks of the roadbed can be cleaned rapidly through the flushing of high-pressure air flow, so that the grouting quality is high.
4. According to the invention, the material valve is opened while the grouting holes are cleaned, the material pipe is communicated with the exhaust pipe, and as the airflow velocity in the exhaust pipe is high, the powder accelerator in the hopper is sucked into the exhaust pipe under the action of Bernoulli principle, the powder accelerator is blown into the roadbed cracks through the airflow, and is mixed with the slurry after grouting, so that the solidification speed of the slurry can be increased, leakage is prevented, the material is saved, the environment is protected, grouting repair is stable, and meanwhile, the powder accelerator is mixed with the slurry after grouting, so that the slurry is prevented from being solidified in a grouting pipeline and a grouting machine, and grouting is stable.
Drawings
FIG. 1 is a schematic diagram of the overall system of the present invention;
FIG. 2 is a second overall schematic of the present invention;
FIG. 3 is a schematic cross-sectional view of a pressure control tank of the present invention;
FIG. 4 is an enlarged schematic view of portion A of FIG. 3 in accordance with the present invention;
FIG. 5 is a schematic view of a lower piston plate of the present invention;
FIG. 6 is a schematic illustration of an upper piston plate of the present invention;
FIG. 7 is a schematic diagram of a pneumatic tank and hopper of the present invention.
Reference numerals: 1. a pressure control tank; 11. a first bracket; 12. a controller; 13. detecting a slurry inlet pipe; 14. grouting into a slurry inlet pipe; 15. a slurry outlet pipe; 16. an inflation tube; 17. an exhaust pipe; 171. a pressure release valve; 172. bronchi; 173. an electromagnetic valve; 18. a pressure control bag; 19. a rotary groove; 110. a guide bar; 2. an air pressure tank; 21. a second bracket; 22. an elastic air bag; 23. a pressing plate; 24. a pressure spring; 25. an air outlet pipe; 26. an air valve; 27. an air injection pipe; 3. a hopper; 31. a material pipe; 32. a material valve; 4. a lower piston plate; 41. a lower magnetic ring; 42. a locking shaft; 43. a clamping groove; 44. a locking wheel; 45. a clamping block; 46. a threaded hole; 47. a locking bolt; 48. a lower guide groove; 5. an upper piston plate; 51. a magnetic ring is arranged; 52. a pressure sensor; 53. and an upper guide groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of 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.
An intelligent and environment-friendly road restoration apparatus according to a preferred embodiment of the present invention will be described in detail below.
Example 1
As shown in fig. 1-7, an intelligent and environment-friendly road repairing device comprises a pressure control tank 1 and an air pressure tank 2, wherein a lower piston plate 4 and an upper piston plate 5 are hermetically and slidably connected in the pressure control tank 1, a locking mechanism is arranged at the bottom of the lower piston plate 4 and can lock the lower piston plate 4 on the pressure control tank 1, a pressure control bag 18 is arranged between the lower piston plate 4 and the bottom in the pressure control tank 1, an exhaust pipe 17 is arranged at the bottom of the pressure control bag 18, a pressure relief valve 171 is arranged at the exhaust end of the exhaust pipe 17, an elastic air bag 22 is arranged in the air pressure tank 2 and communicated with the air release end of the pressure relief valve 171, an air outlet pipe 25 is arranged at the bottom of the air pressure tank 2, an air valve 26 is arranged at the air outlet end of the air outlet pipe 25, and an air injection pipe 27 is arranged at the other end of the air valve 26;
the outside of the pressure control tank 1 is sequentially provided with a detection pulp inlet pipe 13, a grouting pulp inlet pipe 14 and a pulp outlet pipe 15 from top to bottom, the detection pulp inlet pipe 13 is provided with a one-way valve, the grouting pulp inlet pipe 14 and the pulp outlet pipe 15 are respectively provided with a stop valve, the top of the exhaust pipe 17 is provided with a branch pipe 172, the top of the pressure control tank 1 is provided with an electromagnetic valve 173, the branch pipe 172 is communicated with the electromagnetic valve 173, the bottom of the upper piston plate 5 is provided with a pressure sensor 52, the outside of the pressure control tank 1 is provided with a controller 12, and the controller 12 is electrically connected with the pressure sensor 52 and the electromagnetic valve 173;
the hopper 3 is installed to the outside of pneumatic pot 2, has deposited powder accelerator in the hopper 3, and the bottom of hopper 3 is provided with material pipe 31, and material valve 32 is installed to the bottom of material pipe 31, and the other end of material valve 32 is linked together with outlet duct 25.
When in use, the grouting machine is connected with the detection grouting pipe 13, the grouting material enters the pressure control tank 1 through the detection grouting pipe 13 and is positioned between the upper piston plate 5 and the lower piston plate 4, the pressure control bag 18 gives grouting limiting force to the grouting material through the internal high pressure and the lower piston plate 4, when the grouting pressure is 1.5 times of the maximum grouting pressure, the lower piston plate 4 slowly descends under the action of the grouting material, the lower piston plate 4 extrudes the pressure control bag 18, the extrusion internal pressure of the pressure control bag 18 is increased, in order to ensure that the grouting pressure is always 1.5 times, the pressure relief valve 171 leads redundant air pressure into the elastic air bag 22, the elastic air bag 22 expands to store air pressure, after 15 minutes of grouting, the lower piston plate 4 slowly descends to the lower part of the grouting pipe 15, enough high-pressure air is stored in the elastic air bag 22, then the lower piston plate 4 is locked on the pressure control tank 1 by the locking mechanism, and the pressure resistance detection of equipment is completed, and a certain amount of slurry is stored between the lower piston plate 4 and the upper piston plate 5, then a gas injection pipe 27 is inserted into a slurry injection hole, a gas valve 26 is opened, high-pressure gas in the elastic gas bag 22 is filled into the slurry injection hole, a cavity is punched at the bottom of the slurry injection hole, the subsequent slurry injection is facilitated, the gas discharges sewage in the roadbed through a slurry overflow hole, after the water discharge is completed, a material valve 32 is opened, due to the fact that the gas flow velocity in the gas outlet pipe 25 is relatively high, a powder accelerator in a hopper is sucked into the gas outlet pipe 25 under the action of Bernoulli principle, the powder accelerator is blown into a roadbed crack through the gas flow, and is mixed with the slurry after the slurry injection, the solidification speed of the slurry can be increased, the leakage is prevented, the slurry injection repair is stable, meanwhile, the powder accelerator and the slurry are mixed later, the slurry is prevented from being solidified in a slurry injection pipe and a slurry injection machine, the slurry overflow hole is observed to have stable white powder gas flow after the discharge, closing the air valve 26, uniformly filling the powder accelerator in the crack of the roadbed, then enabling the grouting machine to be connected with the grouting inlet pipe 14, enabling the grouting pipe to be communicated with the grouting outlet pipe 15, enabling the slurry to enter the space between the lower piston plate 4 and the upper piston plate 5, enabling the upper piston plate 5 to descend due to the fact that a certain amount of slurry is stored between the lower piston plate 4 and the upper piston plate 5, enabling the lower slurry to be discharged through the grouting outlet pipe 15, enabling the slurry to be injected into the grouting holes through the grouting pipe at a certain pressure, enabling the pressure sensor 52 to transmit detection signals to the controller 12 when the pressure is reduced in the grouting process, enabling the controller 12 to control the opening of the electromagnetic valve 173 through the detection signals, enabling high-pressure gas in the control pressure bag 18 to enter the control pressure tank 1 through the exhaust pipe 17 and the bronchus 172 and be located above the upper piston plate 5, enabling the upper piston plate 5 to descend, enabling the upper piston plate 5 to squeeze the slurry, further increasing grouting pressure to be stable, enabling the stable slurry to flow out when the grouting holes are observed, closing the device, enabling the grouting to be completed, enabling the control pressure bag 18 to be temporarily powered off and the grouting to be completely broken after the grouting is completed.
Further, the pressure inside the pressure control bag 18 is 1.5 times of the maximum grouting pressure, so that grouting detection pressure can be controlled more conveniently.
Example two
As shown in fig. 1-3, the bottom of the pressure control bag 18 is provided with an inflation tube 16, and the inflation end of the inflation tube 16 is provided with an inflation valve, so that the air pressure can be conveniently supplemented.
Further, the charging valve, the one-way valve and the stop valve are all high-pressure valves, and the control is stable.
Further, a barometer is provided at the top of the relief valve 171 to facilitate the observation of the air pressure inside the pressure control bladder 18.
Example III
As shown in fig. 1 and 7, the first bracket 11 is welded on the pressure control tank 1, the second bracket 21 is welded on the bottom of the air pressure tank 2, the bottom of the hopper 3 is in a funnel-shaped design, the material pipe 31 is designed obliquely downwards, and the powder accelerator adding speed is improved.
Further, the inside of the air pressure tank 2 is slidably connected with a pressing plate 23, the pressing plate 23 is located above the elastic air bag 22, and a pressure spring 24 is arranged between the pressing plate 23 and the inner top of the air pressure tank 2, so that air in the elastic air bag 22 can be completely discharged through the design, and the elastic air bag 22 can provide more air pressure.
Example IV
As shown in fig. 4-6, the locking mechanism comprises a locking shaft 42 fixedly connected to the bottom of the lower piston plate 4, a clamping groove 43 is spirally formed on the outer side of the locking shaft 42, the pressure control bag 18 is in an annular design, and the locking shaft 42 penetrates through the pressure control bag 18 and the pressure control tank 1;
the pressure control device is characterized by further comprising a rotary groove 19 formed in the bottom of the pressure control tank 1, a locking wheel 44 is rotatably arranged in the rotary groove 19, the locking wheel 44 is sleeved on the locking shaft 42, a clamping block 45 is arranged on the inner wall of the locking wheel 44, the clamping block 45 is clamped in the clamping groove 43, a threaded hole 46 is formed in the locking wheel 44 in a penetrating manner, and a locking bolt 47 is connected with the internal threads of the threaded hole 46;
the inner wall of the pressure control tank 1 is provided with a guide strip 110, the outer side of the lower piston plate 4 is provided with a lower guide groove 48, the outer side of the upper piston plate 5 is provided with an upper guide groove 53, and the guide strip 110 is simultaneously connected in the lower guide groove 48 and the upper guide groove 53 in a sliding manner.
The slurry enters the pressure control tank 1 through the detection slurry inlet pipe 13, the pressure control bag 18 is positioned between the upper piston plate 5 and the lower piston plate 4, slurry grouting limiting force is given to the slurry through the inner high pressure and the lower piston plate 4, when the grouting pressure is 1.5 times of the maximum grouting pressure, the lower piston plate 4 slowly descends under the action of the slurry, the lower piston plate 4 drives the locking shaft 42 to descend, the locking shaft 42 drives the locking wheel 44 to rotate through the spiral clamping groove 43 and the clamping block 45, meanwhile, the lower piston plate 4 extrudes the pressure control bag 18, the inner pressure of the pressure control bag 18 is increased, in order to ensure that the grouting pressure is always 1.5 times, the pressure relief valve 171 introduces redundant air pressure into the elastic air bag 22, the elastic air bag 22 expands to store the air pressure, after 15 minutes of grouting, the lower piston plate 4 slowly descends to the lower part of the slurry outlet pipe 15, the elastic air bag 22 stores enough high-pressure air, then the locking bolt 47 drives the locking wheel 44 to descend through friction force on the pressure control tank 1, the locking shaft 44 can be accurately extruded through the locking shaft 45, and the length of the locking wheel 44 can be accurately judged through the locking shaft 45, and the length of the locking shaft 42 can be accurately judged.
Example five
As shown in fig. 5 and 6, the top of the lower piston plate 4 is provided with a lower magnetic ring 41, the bottom of the upper piston plate 5 is provided with an upper magnetic ring 51, the lower magnetic ring 41 and the upper magnetic ring 51 have the same magnetism, and a certain distance is always kept between the upper piston plate 5 and the lower piston plate 4 by the arrangement of the lower magnetic ring 41 and the upper magnetic ring 51, so that slurry can stably enter between the upper piston plate 5 and the lower piston plate 4 when grouting is detected.
Example six
A road repair method comprising the steps of:
s1, withstand voltage test: the grouting machine is connected with a detection grouting pipe 13, a grouting reaction force is given to the grouting machine by a pressure control bag 18 through a lower piston plate 4, the grouting pressure is 1.5 times of the maximum grouting pressure, grouting is carried out for 15 minutes, and whether an abnormal condition exists in a pipeline is observed;
s2, drilling: according to the arrangement positions of the grouting holes and the overflow holes, a drilling machine is correctly arranged, the drilling machine adopts an alloy drill bit for a concrete pavement drilling core machine, the equipment is cooled by water injection, the drilling machine has the characteristics of low noise, no dust emission and the like, the environment protection is facilitated, the depths of the grouting holes and the overflow holes are 150cm, the depths of the overflow holes are 100cm, the diameter of the drill bit is 15c, and the drilling direction is kept vertically downwards;
s3, hole cleaning: the gas injection pipe 27 is inserted into a grouting hole, the gas valve 26 is opened, high-pressure gas in the elastic gas bag 22 is filled into the grouting hole, a cavity is punched at the bottom of the grouting hole, the gas discharges water in the roadbed through the slurry overflow hole, after the water discharge is completed, the material valve 32 is opened, the powder accelerator in the hopper 3 is uniformly dispersed into cracks of the roadbed along with the gas flow, and after the stable white powder gas flow in the slurry overflow hole is observed to be discharged, the gas valve 26 is closed;
s4, grouting: the grouting machine is connected with a grouting inlet pipe 14, the grouting pipe is connected with a grouting outlet pipe 15, then the grouting pipe is inserted into a grouting hole, the pressure control tank 1 is used for controlling the pressure of the grouting material, so that the grouting material is injected into the grouting hole under a stable pressure, flows into a roadbed crack under the pressure effect, flows out through a grouting hole, and penetrates through equipment to finish grouting.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an intelligent environmental protection's road repair equipment, includes accuse pressure jar (1) and pneumatic tank (2), its characterized in that, the inside sealing sliding connection of accuse pressure jar (1) has lower piston board (4) and last piston board (5), the bottom of lower piston board (4) is provided with locking mechanism, and locking mechanism can lock lower piston board (4) on accuse pressure jar (1), be provided with accuse pressure bag (18) between lower piston board (4) and the interior bottom of accuse pressure jar (1), the bottom of accuse pressure bag (18) is provided with blast pipe (17), the exhaust end of blast pipe (17) is provided with relief valve (171), the inside of pneumatic tank (2) is provided with elastic air bag (22), elastic air bag (22) are linked together with the release end of relief valve (171), the bottom of pneumatic tank (2) be provided with outlet duct (25), the end of giving vent to anger of outlet duct (25) is provided with pneumatic valve (26), the other end of pneumatic valve (26) is provided with annotates trachea (27);
the outside of accuse pressure jar (1) has set gradually from top to bottom and has detected thick liquid pipe (13), slip casting advance thick liquid pipe (14) and play thick liquid pipe (15), detect and advance and set up the check valve on thick liquid pipe (13), it all is provided with the stop valve on thick liquid pipe (14) and the play thick liquid pipe (15), the top of blast pipe (17) is provided with bronchus (172), the top of accuse pressure jar (1) is provided with solenoid valve (173), bronchus (172) with solenoid valve (173) are linked together, the bottom of going up piston board (5) is provided with pressure sensor (52), controller (12) are installed in the outside of accuse pressure jar (1), controller (12) are connected with pressure sensor (52) and solenoid valve (173) electricity;
the pneumatic conveying device is characterized in that a hopper (3) is arranged on the outer side of the pneumatic tank (2), a powder accelerator is stored in the hopper (3), a material pipe (31) is arranged at the bottom of the hopper (3), a material valve (32) is arranged at the bottom of the material pipe (31), and the other end of the material valve (32) is communicated with an air outlet pipe (25).
2. An intelligent environmental protection road repair device according to claim 1, characterized in that the pressure inside the pressure control bag (18) is 1.5 times the maximum grouting pressure.
3. The intelligent environment-friendly road repair device according to claim 2, wherein an inflation tube (16) is arranged at the bottom of the pressure control bag (18), and an inflation valve is arranged at the inflation end of the inflation tube (16).
4. The intelligent and environment-friendly road repair device according to claim 3, wherein the charging valve, the one-way valve and the stop valve are all high-pressure valves.
5. The intelligent and environment-friendly road repair equipment according to claim 1, wherein a barometer is arranged at the top of the pressure relief valve (171).
6. The intelligent environment-friendly road repair device according to claim 1, wherein the pressure control tank (1) is welded with a first bracket (11), the bottom of the air pressure tank (2) is welded with a second bracket (21), the bottom of the hopper (3) is of a funnel-shaped design, and the material pipe (31) is designed obliquely downwards.
7. The intelligent environment-friendly road repair device according to claim 1, wherein a pressing plate (23) is slidably connected inside the air pressure tank (2), the pressing plate (23) is located above the elastic air bag (22), and a pressure spring (24) is arranged between the pressing plate (23) and the inner top of the air pressure tank (2).
8. The intelligent environment-friendly road repair device according to claim 1, wherein the locking mechanism comprises a locking shaft (42) fixedly connected to the bottom of the lower piston plate (4), a clamping groove (43) is spirally formed in the outer side of the locking shaft (42), the pressure control bag (18) is in an annular design, and the locking shaft (42) penetrates through the pressure control bag (18) and the pressure control tank (1);
the automatic pressure control device is characterized by further comprising a rotary groove (19) formed in the bottom of the pressure control tank (1), a locking wheel (44) is rotatably arranged in the rotary groove (19), the locking wheel (44) is sleeved on the locking shaft (42), a clamping block (45) is arranged on the inner wall of the locking wheel (44), the clamping block (45) is clamped in the clamping groove (43), a threaded hole (46) is formed in the locking wheel (44) in a penetrating manner, and a locking bolt (47) is connected with the internal thread of the threaded hole (46);
the inner wall of accuse pressure jar (1) is provided with guide bar (110), lower guide way (48) have been seted up in the outside of lower piston board (4), upper guide way (53) have been seted up in the outside of upper piston board (5), guide bar (110) sliding connection is in lower guide way (48) and upper guide way (53) simultaneously.
9. The intelligent and environment-friendly road repair device according to claim 1, wherein a lower magnetic ring (41) is arranged at the top of the lower piston plate (4), an upper magnetic ring (51) is arranged at the bottom of the upper piston plate (5), and the magnetism of the lower magnetic ring (41) is the same as that of the upper magnetic ring (51).
10. A road repair method employing an intelligent environmental protection road repair device according to any one of claims 2-9, comprising the steps of:
s1, withstand voltage test: the grouting machine is connected with a detection grouting pipe (13), a grouting reaction force is given to the grouting machine by a pressure control bag (18) through a lower piston plate (4), grouting pressure is 1.5 times of maximum grouting pressure, grouting is carried out for 15 minutes, and whether an abnormal condition exists in a pipeline is observed;
s2, drilling: according to the arrangement positions of the grouting holes and the overflow holes, a drilling machine is correctly arranged, the drilling machine adopts an alloy drill bit for a concrete pavement drilling core machine, the equipment is cooled by water injection, the drilling machine has the characteristics of low noise, no dust emission and the like, the environment protection is facilitated, the depths of the grouting holes and the overflow holes are 150cm, the depths of the overflow holes are 100cm, the diameter of the drill bit is 15c, and the drilling direction is kept vertically downwards;
s3, hole cleaning: the gas injection pipe (27) is inserted into a grouting hole, the gas valve (26) is opened, high-pressure gas in the elastic gas bag (22) is filled into the grouting hole, a cavity is punched at the bottom of the grouting hole, water in the roadbed is discharged through the slurry overflow hole by the gas, after water discharge is completed, the material valve (32) is opened, the powder accelerator in the hopper (3) is uniformly dispersed into cracks of the roadbed along with the gas flow, and after stable white powder gas flow is discharged from the slurry overflow hole, the gas valve (26) is closed;
s4, grouting: the grouting machine is connected with a grouting inlet pipe (14), the grouting pipe is connected with a grouting outlet pipe (15), then the grouting pipe is inserted into a grouting hole, the pressure control tank (1) is used for controlling the pressure of slurry, so that the slurry is injected into the grouting hole under a stable pressure, flows into a subgrade crack under the action of the pressure, flows out through the grouting hole, penetrates through equipment and completes grouting.
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| DE102010021936A1 (en) * | 2010-05-28 | 2011-12-01 | Fugen-Tec Gmbh | Method for renovation of defective grouting of e.g. natural stone, involves removing defective part of grouting by pressurizing joint with pressure jet, and filling joints with joints ejected material |
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| CN212866986U (en) * | 2020-07-07 | 2021-04-02 | 湖北禹龙水利水电工程有限公司 | Integral type grout equipment |
| CN115341446A (en) * | 2022-09-06 | 2022-11-15 | 山东高速集团有限公司创新研究院 | Rapid and accurate grouting repair process for road base cavity diseases |
| CN116335007A (en) * | 2023-04-19 | 2023-06-27 | 中国海洋大学 | Drilling and grouting integrated and layered grouting repairing equipment and repairing method for loose roadbed |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6171017B1 (en) * | 1999-07-20 | 2001-01-09 | Paul A. Watkins | Roadway crack repair apparatus and method |
| JP2004197305A (en) * | 2002-12-16 | 2004-07-15 | Tokyo Electric Power Co Inc:The | Pulsation pressure amplitude control mechanism and pulsation pressure amplitude control method in grouting system, as well as pulsation generating apparatus |
| DE102010021936A1 (en) * | 2010-05-28 | 2011-12-01 | Fugen-Tec Gmbh | Method for renovation of defective grouting of e.g. natural stone, involves removing defective part of grouting by pressurizing joint with pressure jet, and filling joints with joints ejected material |
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| CN117552305B (en) | 2024-04-09 |
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