CN113846623A - House foundation settlement repairing process and equipment - Google Patents
House foundation settlement repairing process and equipment Download PDFInfo
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- CN113846623A CN113846623A CN202111206571.7A CN202111206571A CN113846623A CN 113846623 A CN113846623 A CN 113846623A CN 202111206571 A CN202111206571 A CN 202111206571A CN 113846623 A CN113846623 A CN 113846623A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/12—Consolidating by placing solidifying or pore-filling substances in the soil
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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
- E02D35/00—Straightening, lifting, or lowering of foundation structures or of constructions erected on foundations
- E02D35/005—Lowering or lifting of foundation structures
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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
- E02D5/80—Ground anchors
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Abstract
The invention discloses a house foundation settlement repairing process, which comprises the following steps: it surveys the handling range and confirms whether there is stratum cavity, former concrete ground breakage and clearance outward transportation, terrace region excavation, lower floor cavity restoration, ground reinforcement, backfill sink the space part, reinforced concrete terrace is pour, joint-cutting and concrete maintenance to provide a house foundation subsides repair equipment, include: the device comprises a mobile robot, a control console, a hydraulic elevator, a main drill bit, an auxiliary drill bit, a carrying mechanical arm, a ground anchor mechanism, a lifting mechanism and an anchor rod mechanism. This house foundation subsides repair technology can provide a new structure, intensity is big, stable good house subsides foundation repair technology, and then improves house foundation and subsides repair effect to adopt the less mode of construction range to increase the house and subside bottom stress stock, improve the house and subside partial pulling force effect, compare in the stability that traditional repair mode further increased the house.
Description
Technical Field
The invention relates to the technical field of foundations, in particular to a house foundation settlement repairing process.
Background
The foundation refers to a soil body or a rock body for supporting a foundation under a building, soil layers serving as building foundations are divided into rock, gravel soil, sand soil, silt, cohesive soil and artificial filling soil, the foundation comprises a natural foundation and an artificial foundation (composite foundation), the natural foundation is a natural soil layer which does not need human reinforcement, the artificial foundation needs human reinforcement treatment, a stone chip cushion layer, a sand cushion layer and mixed lime soil are commonly filled back and tamped, and the foundation can be divided into a natural foundation and an artificial foundation from the point of site construction. The foundation is the bearing rock-soil bearing layer under the foundation. The natural foundation can satisfy the requirement of bearing all loads of the foundation under the natural state, does not need the natural soil layer that people strengthened, and its saving engineering cost does not need the foundation of manual handling, and natural foundation soil divides into four main categories: rock, gravel soil, sandy soil and cohesive soil. Artificial foundation: artificially treated or improved foundation. When the geological condition of the soil layer is better and the bearing capacity is stronger, a natural foundation can be adopted; under the condition of poor geological conditions, such as sloping fields, sandy fields or silt geology, or even soil layers with good texture, when the upper load is overlarge, in order to enable the foundation to have enough bearing capacity, manual reinforcement is adopted for the foundation, namely, the artificial foundation, along with the rapid development of urban construction in China, the development and utilization of urban underground space become an inevitable trend of urban development, but the underground engineering construction of a large number of soft soil layers brings different degrees of influence on surrounding buildings or underground structures, and serious people cause uneven settlement, cracking, even collapse and the like of the buildings.
Disclosure of Invention
The invention aims to provide a house foundation settlement repairing process, which at least solves the problems that the house foundation settlement repairing effect is poor, and the house settlement bottom lacks a stress anchor rod, so that the tensile force on the house settlement part is poor, and the house repairing effect is influenced in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a house foundation settlement repairing process comprises the following steps:
step 1: the processing range is measured and determined, whether stratum cavities exist is determined, the leveling instrument is used for measuring, the repairing range is determined, the engineering quantity is calculated, and materials such as concrete are prepared;
step 2: crushing and cleaning the original concrete ground, carrying out outward transportation, after the ground collapse range is determined, carrying out a seam with the cutting depth of not less than 50mm along the outer edge by using a ground joint cutter, crushing the ground in the range by using a large pickaxe, and then loading and transporting the ground by using an excavator;
and step 3: excavating a terrace region, namely making hydraulic support at the sinking position of the house and excavating by adopting an excavator, wherein the excavated trench is deep until the foundation is completely exposed, and the width of the trench is not less than 40 cm;
and 4, step 4: repairing the lower cavity by using a sleeve valve type steel pipe grouting method, pressing a sleeve valve steel pipe into the cavity depth by using an anchor rod static pressure counter-force device, injecting slurry into the formation cavity through a grouting pipe by using a pressure grouting pump, filling and penetrating soil body gaps caused by sinking in the formation, discharging water and air among soil particles, and cementing the soil body or cracks which become loose due to disturbance into a whole to form an artificial foundation
And 5: reinforcing the foundation, namely lifting the settlement position of the house by using house foundation settlement repairing equipment and repairing cracks;
step 6: backfilling the subsidence gap part, backfilling the 300-plus-1500 mm thick earth sand and earth stone at the gap of the subsidence position of the house and the base layer of the trench position, tamping by using a tamping machine, paving a bidirectional mesh in the horizontal direction within the restoration range, and pouring 200mm thick concrete as reinforcement;
and 7: reinforced concrete terrace is pour, and the terrace is pour for intensity level C30 concrete, and the thinnest department in concrete ground guarantees 150mm thick, and the actual sinking depth actual measurement of thickest department with the ground is the standard, and ground edge seam uses 1: 2, treating cement mortar;
and 8: cutting a seam, namely cutting the surface of newly poured concrete into squares smaller than 6000mm and 6000mm, wherein the depth of the cut seam is thirty percent of the thickness of the ground so as to prevent the concrete from generating irregular cracks after drying and shrinking;
and step 9: and (3) curing the concrete, pouring and collecting light, and covering the concrete by using a gunny bag to ensure the temperature and humidity conditions required by the hardening of the concrete.
Preferably, according to the house foundation settlement repairing process in the step, a house foundation settlement repairing device is provided, which includes: the device comprises a mobile robot, a control console, a hydraulic elevator, a main drill bit, an auxiliary drill bit, a carrying mechanical arm, a ground anchor mechanism, a lifting mechanism and an anchor rod mechanism; the control console is arranged on the outer side of the mobile robot and is in remote wireless connection with the mobile robot; the hydraulic elevator is arranged at the top end of the left side of the mobile robot through a support and is remotely and wirelessly connected with the console; the main drill bit is arranged at the lifting end of the hydraulic lifter and is remotely and wirelessly connected with the console; the auxiliary drill bit is arranged on the outer side of the main drill bit through a support and is remotely and wirelessly connected with the console; the carrying mechanical arm is arranged on the right side of the top end of the mobile robot through a support, and the carrying mechanical arm is remotely and wirelessly connected with the console; the ground anchor mechanism is arranged at the moving end of the carrying mechanical arm; the lifting mechanism is arranged above the ground anchor mechanism; the anchor rod mechanism is arranged in an inner cavity of the lifting mechanism.
Preferably, the ground anchor mechanism comprises: the device comprises a shell, a drill bit, a mounting groove, a mounting seat, a supporting rod and a supporting plate; the shell is detachably arranged at the moving end of the carrying mechanical arm; the drill bit is arranged at the bottom end of the shell; the number of the mounting grooves is three, and the three mounting grooves are arranged on the outer wall of the shell at intervals of one hundred twenty degrees along the circumferential direction; the mounting seat is arranged in the inner cavity of the shell along the vertical direction; the number of the support rods is three, the number of each support rod is two, and the three support rods are arranged on the outer wall of the mounting seat at intervals of one hundred twenty degrees along the circumferential direction; the quantity of backup pad is three, three the backup pad sets up the outside at three bracing piece respectively.
Preferably, the ground anchor mechanism further comprises: the connecting rod, the gear, the inserted link, the rack and the spring; the number of the connecting rods is three, one ends of the three connecting rods are rotatably connected to the inner cavity of the mounting seat through pin shafts, and the other ends of the three connecting rods are respectively rotatably connected to the inner cavity of the mounting seat at the extending part of the opening of the three supporting rods and the inner side center positions of the three supporting plates through the pin shafts; the number of the gears is three, and the three gears are respectively in key connection with the axes of the inner ends of the three connecting rods; the inserted bar is inserted into the inner cavity of the mounting seat along the up-down direction; the number of the racks is three, and the three racks are arranged on the side wall of the inserted rod at intervals of one hundred twenty degrees along the circumferential direction; the spring sets up the inner chamber bottom of mount pad, the top of spring and the top fixed connection of inserted bar.
Preferably, the lifting mechanism comprises: the device comprises a cylinder body, fastening pieces, a supporting plate, through holes and a drilling robot; the cylinder body is inserted into the inner cavity of the shell along the up-down direction, and the bottom end of the cylinder body is contacted with the top end of the inserted rod; the fastening piece is sleeved on the outer wall of the cylinder body; the supporting plate is arranged on the outer side of the supporting plate; the through hole is formed in the bottom end of the outer wall of the cylinder; drilling robot detachable sets up the inner chamber at the through-hole, drilling robot and the long-range wireless connection of control cabinet.
Preferably, the anchor mechanism includes: the anchor rod mechanism comprises an anchor rod mechanism shell, a limiting groove, a circular ring, a limiting pin, a wire coil and a ratchet wheel; the anchor rod mechanism shell is arranged in the inner cavity of the barrel body; the number of the limiting grooves is three, the three limiting grooves are arranged at the bottom end of the side wall of the anchor rod mechanism shell at intervals of one hundred twenty degrees along the circumferential direction, and the inner cavities of the limiting grooves are S-shaped; the circular ring is arranged at the bottom end of the inner cavity of the cylinder body and is sleeved with the shell of the anchor rod mechanism; the number of the limiting pins is three, the three limiting pins are arranged on the inner wall of the circular ring at intervals of one hundred twenty degrees along the circumferential direction respectively, and the limiting pins are in adaptive insertion connection with the inner cavity of the limiting groove; the wire coil is rotatably connected to the inner cavity of the anchor rod mechanism shell through a pin shaft, and steel wires are wound inside the wire coil; the ratchet wheel is arranged on the axis of the pin shaft of the wire coil.
Preferably, the anchor rod mechanism further comprises: the pipeline robot, the electric chuck, the screw, the nut plate, the push plate, the anchor body and the movable anchor; the pipeline robot is arranged on the outer side of the anchor rod mechanism shell and is in remote wireless connection with the console; the electric chuck is arranged on the right side of the pipeline robot and is remotely and wirelessly connected with the console; the screw is arranged at the inner clamping end of the electric chuck; the nut disc is screwed outside the screw; the push disc is arranged on the right side of the screw; the number of the anchor bodies is four, and the four anchor bodies are arranged on the right side of the nut plate at intervals of ninety degrees respectively; the number of the movable anchors is four, the four movable anchors are respectively connected to the inner sides of the four anchor bodies in a rotating mode through pin shafts, and the inner sides of the movable anchors are in contact with the push disc.
Compared with the prior art, the invention has the beneficial effects that: the house foundation settlement repairing process comprises the following steps:
1. the method comprises the following steps of repairing the settlement position of a house by operating and detecting a processing range and confirming whether stratum cavities exist or not, crushing and cleaning the original concrete ground, transporting the ground, excavating a terrace region, repairing lower-layer cavities, reinforcing a foundation, backfilling a subsidence gap part, pouring a reinforced concrete terrace, grooving and maintaining concrete;
2. the electric jack presses the ground anchor mechanism into a preset depth, the lifting mechanism is conveyed to enable the cylinder to align with the inner cavity of the shell by using the conveying mechanical arm and control the electric jack to press downwards, the cylinder is inserted into the inner cavity of the shell and pushes the insertion rod to move downwards in the inner cavity of the mounting seat to extrude the spring, the insertion rod drives the rack to move downwards, the gear drives the connecting rod on the corresponding position to rotate outwards, and the connecting rod drives the supporting plate to move outwards to be in contact with the soil layer so as to improve the tensioning force and the anchoring effect;
3. the anchor rod mechanism is placed to the bottom end of an inner cavity of a barrel body, a limiting groove is sleeved with the inner cavity of a limiting pin and rotates an outer shell of the anchor rod mechanism, the limiting groove is fixed by rotating and clamping the limiting groove outside the limiting pin, the pipeline robot drives a nut disc to advance to the end along a hole drilled by the drilling robot and inserts the anchor body into the soil layer to anchor the nut disc while the nut disc pulls a winding steel wire inside the wire disc to tighten the wire disc to form a reinforcing rib, the pipeline robot drives an electric chuck to drive a screw to screw inside the nut disc, so that the screw pushes the disc to push the inner end of a movable anchor outwards, the movable anchor outwards rotates by taking a pin shaft rotating joint with the anchor body as a vertex to increase anchoring force, when the pipeline robot is taken out by a worker control console, concrete is poured inside the barrel body, the movable anchor rod is filled outside to form bottom stress anchor rod, and the barrel body is used as a reinforcing anchor rod to improve the settlement position of the house An upward pulling force of (d);
thereby can provide a new structure, intensity is big, stable good house settlement foundation repair technology, and then improves house foundation settlement repair effect to adopt the less mode of construction range to increase the house and subside bottom stress stock, improve the partial pulling force effect of house settlement, compare in the stability that traditional repair mode further increased the house.
Drawings
FIG. 1 is a schematic structural view of a settlement repairing device for a house foundation according to the present invention;
FIG. 2 is an exploded view of the ground anchor mechanism of FIG. 1;
FIG. 3 is a schematic view of the lifting mechanism of FIG. 1;
fig. 4 is an exploded view of the anchor mechanism of fig. 3.
In the figure: 1. the device comprises a mobile robot, 2, a console, 3, a hydraulic elevator, 4, a main drill bit, 5, an auxiliary drill bit, 6, a carrying mechanical arm, 7, a ground anchor mechanism, 71, a shell, 72, a drill bit, 73, a mounting groove, 74, a mounting seat, 75, a support rod, 76, a support plate, 77, a connecting rod, 78, a gear, 79, an insertion rod, 710, a rack, 711, a spring, 8, a lifting mechanism, 81, a barrel, 82, a supporting plate, 83, a fastening piece, 84, a through hole, 85, a drilling robot, 9, an anchor rod mechanism, 91, an anchor rod mechanism shell, 92, a limiting groove, 93, a circular ring, 94, a limiting pin, 95, a wire coil, 96, a ratchet, 97, a pipeline robot, 98, an electric chuck, 99, a screw, 910, a nut disk, 911, a push disk, 912, an anchor body, 913 and a movable anchor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious 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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a house foundation settlement repairing process comprises the following steps:
step 1: the processing range is measured and determined, whether stratum cavities exist is determined, the leveling instrument is used for measuring, the repairing range is determined, the engineering quantity is calculated, and materials such as concrete are prepared;
step 2: crushing and cleaning the original concrete ground, carrying out outward transportation, after the ground collapse range is determined, carrying out a seam with the cutting depth of not less than 50mm along the outer edge by using a ground joint cutter, crushing the ground in the range by using a large pickaxe, and then loading and transporting the ground by using an excavator;
and step 3: excavating a terrace region, namely making hydraulic support at the sinking position of the house and excavating by adopting an excavator, wherein the excavated trench is deep until the foundation is completely exposed, and the width of the trench is not less than 40 cm;
and 4, step 4: repairing the lower cavity by using a sleeve valve type steel pipe grouting method, pressing a sleeve valve steel pipe into the cavity depth by using an anchor rod static pressure counter-force device, injecting slurry into the formation cavity through a grouting pipe by using a pressure grouting pump, filling and penetrating soil body gaps caused by sinking in the formation, discharging water and air among soil particles, and cementing the soil body or cracks which become loose due to disturbance into a whole to form an artificial foundation
And 5: reinforcing the foundation, namely lifting the settlement position of the house by using house foundation settlement repairing equipment and repairing cracks;
step 6: backfilling the subsidence gap part, backfilling the 300-plus-1500 mm thick earth sand and earth stone at the gap of the subsidence position of the house and the base layer of the trench position, tamping by using a tamping machine, paving a bidirectional mesh in the horizontal direction within the restoration range, and pouring 200mm thick concrete as reinforcement;
and 7: reinforced concrete terrace is pour, and the terrace is pour for intensity level C30 concrete, and the thinnest department in concrete ground guarantees 150mm thick, and the actual sinking depth actual measurement of thickest department with the ground is the standard, and ground edge seam uses 1: 2, treating cement mortar;
and 8: cutting a seam, namely cutting the surface of newly poured concrete into squares smaller than 6000mm and 6000mm, wherein the depth of the cut seam is thirty percent of the thickness of the ground so as to prevent the concrete from generating irregular cracks after drying and shrinking;
and step 9: and (3) curing the concrete, pouring and collecting light, and covering the concrete by using a gunny bag to ensure the temperature and humidity conditions required by the hardening of the concrete.
Preferably, according to the house foundation settlement repairing process of step 5, there is provided a house foundation settlement repairing apparatus comprising: the device comprises a mobile robot 1, a control console 2, a hydraulic elevator 3, a main drill 4, an auxiliary drill 5, a carrying mechanical arm 6, a ground anchor mechanism 7, a lifting mechanism 8 and an anchor rod mechanism 9, wherein the mobile robot 1 is directly purchased, installed and used from the market according to actual use requirements, and the mobile robot 1 can be controlled by the control console 2 to move; the control console 2 is arranged on the outer side of the mobile robot 1, the control console 2 is in remote wireless connection with the mobile robot 1, the control console 2 is directly purchased, installed and used from the market according to actual use requirements, and a network module is arranged in the control console 2 and can be used for remote control; the hydraulic lifter 3 is arranged at the top end of the left side of the mobile robot 1 through a support, the hydraulic lifter 3 is remotely and wirelessly connected with the control console 2, the hydraulic lifter 3 is specifically purchased, installed and used from the market directly according to the actual use requirement, and the control console 2 can control the hydraulic lifter 3 to drive the main drill bit 4 and the auxiliary drill bit 5 to move up and down; the main drill bit 4 is installed at the lifting end of the hydraulic lifter 3, the main drill bit 4 is remotely and wirelessly connected with the control console 2, the main drill bit 4 is directly purchased, installed and used from the market according to the actual use requirement, and the main drill bit 4 can be controlled by the control console 2 to drill a reinforcing engineering hole; the auxiliary drill bit 5 is installed on the outer side of the main drill bit 4 through a support, the auxiliary drill bit 5 is remotely and wirelessly connected with the control console 2, the auxiliary drill bit 5 is directly purchased, installed and used from the market according to actual use requirements, the auxiliary drill bit 5 can be controlled by the control console 2 to take an embedded anchor bolt hole, the embedded anchor bolt hole drilled by the auxiliary drill bit 5 is made of CGM-1 high-strength non-shrinkage grouting material serving as a bolt anchoring material, the bolt is an M16 single-head bolt with the length of 300mm, the anchoring depth is 240mm, and after slurry is dried, the manufactured static pressure support of the anchor rod and the anchor bolt can be fixed; the carrying mechanical arm 6 is arranged on the right side of the top end of the mobile robot 1 through a support, the carrying mechanical arm 6 is in remote wireless connection with the control console 2, the carrying mechanical arm 6 is directly purchased, installed and used from the market according to actual use requirements, and the carrying mechanical arm 6 can be controlled by the control console 2 to carry the ground anchor mechanism 7 and the lifting mechanism 8; the ground anchor mechanism 7 is arranged at the moving end of the carrying mechanical arm 6; the lifting mechanism 8 is arranged above the ground anchor mechanism 7; the anchor rod mechanism 9 is arranged in the inner cavity of the lifting mechanism 8.
Preferably, the ground anchor mechanism 7 further comprises: the casing 71, the drill 72, the mounting groove 73, the mounting seat 74, the support rod 75, the support plate 76, the connecting rod 77, the gear 78, the insert rod 79, the rack 710 and the spring 711; the housing 71 is detachably mounted on the moving end of the carrying robot arm 6; the drill bit 72 is arranged at the bottom end of the shell 71; the number of the mounting grooves 73 is three, and the three mounting grooves 73 are respectively arranged on the outer wall of the shell 71 at intervals of one hundred twenty degrees along the circumferential direction; the mounting seat 74 is provided in the inner cavity of the housing 71 in the up-down direction; the number of the support rods 75 is three, the number of each support rod 75 is two, and the three support rods 75 are arranged on the outer wall of the mounting seat 74 at intervals of one hundred twenty degrees along the circumferential direction; the number of the support plates 76 is three, and the three support plates 76 are respectively arranged at the outer sides of the three support rods 75; the number of the connecting rods 77 is three, one end of each of the three connecting rods 77 is rotatably connected to the inner cavity of the mounting seat 74 through a pin shaft, and the other end of each of the three connecting rods 77 is rotatably connected to the inner central positions of the three support plates 76 through the inner cavities of the mounting seats 74 at the extending positions of the openings of the three support rods 75 and through the pin shafts; the number of the gears 78 is three, the three gears 78 are respectively in key connection with the inner end axle centers of the three connecting rods 77, the gears 78 can rotate under the action of the racks 710, and the gears 78 drive the connecting rods 77 at the corresponding positions to rotate outwards; the insert rod 79 is inserted into the inner cavity of the mounting seat 74 along the vertical direction; the number of the racks 710 is three, and the three racks 710 are respectively arranged on the side wall of the insert rod 79 at intervals of one hundred twenty degrees along the circumferential direction; the spring 711 is arranged at the bottom end of the inner cavity of the mounting seat 74, the top end of the spring 711 is fixedly connected with the top end of the insertion rod 79, the spring 711 is a compression spring, generates elastic deformation after being stretched or extruded, and recovers to an initial state after external force is removed.
Preferably, the lifting mechanism 8 further comprises: a cylinder 81, a fastening piece 83, a supporting plate 82, a through hole 84 and a drilling robot 85; the cylinder 81 is inserted into the inner cavity of the shell 71 along the up-down direction, and the bottom end of the cylinder 81 is contacted with the top end of the inserted rod 79; the fastening piece 83 is sleeved on the outer wall of the cylinder 81, the fastening piece 83 can slide up and down outside the cylinder 81, and a fixing piece is arranged inside the fastening piece 83 and can be locked and fixed with the outer wall of the cylinder 81; the supporting plate 82 is arranged on the outer side of the supporting plate 82, the supporting plate 82 is fixed below a settlement position of a house foundation, a bolt with a certain length is reserved for bonding with concrete, and the supporting plate 82 can be connected and lifted with an external electric jack; the through hole 84 is arranged at the bottom end of the outer wall of the cylinder 81; drilling robot 85 detachable sets up in the inner chamber of through-hole 84, and drilling robot 85 and the long-range wireless connection of control cabinet 2, and drilling robot 85 specifically uses the model to require directly to purchase the installation and use from the market according to actual use, and drilling robot 85 can be controlled by control cabinet 2 and is withdrawed from after the straight line is drilled to the house inboard along the through-hole 84 inner chamber.
Preferably, the anchor mechanism 9 further includes: the anchor rod mechanism comprises an anchor rod mechanism shell 91, a limiting groove 92, a circular ring 93, a limiting pin 94, a wire coil 95, a ratchet 96, a pipeline robot 97, an electric chuck 98, a screw 99, a nut disk 910, a push disk 911, an anchor body 912 and a movable anchor 913; the anchor rod mechanism shell 91 is arranged in the inner cavity of the cylinder 81; the number of the limiting grooves 92 is three, the three limiting grooves 92 are respectively arranged at the bottom end of the side wall of the anchor rod mechanism shell 91 at intervals of one hundred twenty degrees along the circumferential direction, and the inner cavity of each limiting groove 92 is S-shaped; the circular ring 93 is arranged at the bottom end of the inner cavity of the cylinder body 81, and the circular ring 93 is sleeved with the anchor rod mechanism shell 91; the number of the limiting pins 94 is three, the three limiting pins 94 are respectively arranged on the inner wall of the circular ring 93 at intervals of one hundred twenty degrees along the circumferential direction, and the limiting pins 94 are in adaptive insertion connection with the inner cavity of the limiting groove 92; the wire coil 95 is rotatably connected to the inner cavity of the anchor rod mechanism shell 91 through a pin shaft, and steel wires are wound inside the wire coil 95; the ratchet 96 is arranged on the axis of the pin shaft of the wire coil 95; the pipeline robot 97 is arranged on the outer side of the anchor rod mechanism shell 91, the pipeline robot 97 is remotely and wirelessly connected with the control console 2, the model of the pipeline robot 97 is directly purchased, installed and used from the market according to actual use requirements, and the pipeline robot 97 can be controlled by the control console 2 to drive the nut plate 910 to advance along the hole drilled by the drilling robot 85; the electric chuck 98 is arranged on the right side of the pipeline robot 97, the electric chuck 98 is remotely and wirelessly connected with the console 2, the electric chuck 98 is directly purchased, installed and used from the market according to actual use requirements, and the electric chuck 98 can be controlled by the console 2 to clamp the screw 99; a screw 99 is provided at the inner clamping end of the power chuck 98; the nut plate 910 is screwed on the outside of the screw 99; the push plate 911 is installed at the right side of the screw 99; the number of the anchor bodies 912 is four, and the four anchor bodies 912 are respectively arranged on the right side of the nut plate 910 along ninety-degree intervals; the number of the movable anchors 913 is four, the four movable anchors 913 are respectively connected to the inner sides of the four anchor bodies 912 through pin shafts in a rotating manner, and the inner sides of the movable anchors 913 are in contact with the push disc 911.
All the electrical parts in the case can be connected with an external adaptive power supply through a lead wire, and an adaptive external controller is selected to be connected according to specific actual use conditions so as to meet the control requirements of all the electrical parts.
Step 1: the operator controls the control console 2 to drive the mobile robot 1 to a specified position, controls the control console 2 to sequentially start the hydraulic lifter 3, the main drill 4, the auxiliary drill 5 and the carrying mechanical arm 6, drives the main drill 4 and the auxiliary drill 5 to move up and down to drill a reinforcing engineering hole on the main drill 4, drills an embedded anchor bolt hole on the outer side of the auxiliary drill 5 to serve as a fixed point of the support, installs an electric jack on the top end of the inner side of the support, simultaneously drives the carrying mechanical arm 6 to drive the ground anchor mechanism 7 to move below the electric jack by the mobile robot 1, presses the ground anchor mechanism 7 into a preset depth by the electric jack, uses the carrying mechanical arm 6 to carry the lifting mechanism 8 to enable the cylinder 81 to be aligned with the inner cavity of the shell 71 and control the electric jack to press downwards, breaks the soil layer by the drill 72, enables the cylinder 81 to be inserted into the inner cavity of the shell 71 and simultaneously pushes the insert rod 79 to move downwards in the inner cavity of the mounting seat 74 to extrude the spring 711, the rack 710 is driven by the inserted link 79 to move downwards, and the gear 78 drives the connecting rod 77 at the corresponding position to rotate outwards due to the meshing of the gear 78 and the rack 710, so that the connecting rod 77 drives the supporting plate 76 at the corresponding position to move outwards under the limiting action of the supporting rod 75 to contact with soil layers, and the tension and the anchoring effect are improved.
Step 2: a worker fixes the supporting plate 82 below a settlement position of a house foundation and reserves a bolt with a certain length, the electric jack is used for lifting the supporting plate 82 upwards to a designated position and then fixing the fastening piece 83, so that a crack of the settlement position of the house foundation is attached for repair, the worker places the drilling robot 85 into a position corresponding to the through hole 84 along the inner cavity of the cylinder body 81, the control console 2 is controlled to drive the drilling robot 85, the drilling robot 85 drills holes on the inner side of the house linearly along the inner cavity of the through hole 84 and then exits, the worker places the anchor rod mechanism 9 into the bottom end of the inner cavity of the cylinder body 81, the limiting groove 92 is sleeved with the inner cavity of the limiting pin 94 and rotates the anchor rod mechanism shell 91, the limiting groove 92 rotates and is clamped outside the limiting pin 94 for fixation, the worker controls the control console 2 to start the pipeline robot 97 to drive the nut plate 910 to advance to the end along the drilled hole of the drilling robot 85, the anchor body is inserted into the soil layer to anchor the nut plate 910, and the nut plate 910 is pulled to be anchored while the steel wire wound inside the wire taking wire plate 95 Tightening the pipe robot to form a reinforcing rib, driving the electric chuck 98 by the pipe robot 97 to drive the screw 99 to screw in the nut plate 910 so that the screw 99 pushes the push plate 911 to push the inner end of the movable anchor 913 outwards, and the movable anchor 913 rotates outwards with the pin roll rotation joint with the anchor body 912 as the vertex to increase the anchoring force, and controlling the console 2 by a worker to take out the pipe robot 97 and pour concrete along the inside of the cylinder 81 so that the concrete is filled to the outer side of the reinforcing steel bar to form a bottom stress anchor rod and the cylinder 81 serves as a reinforcing anchor rod to improve the upward tension at the settlement position of the house;
thereby can provide a new structure, intensity is big, stable good house settlement foundation repair technology, and then improves house foundation settlement repair effect to adopt the less mode of construction range to increase the house and subside bottom stress stock, improve the partial pulling force effect of house settlement, compare in the stability that traditional repair mode further increased the house.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A house foundation settlement repairing process is characterized by comprising the following steps:
step 1: the processing range is measured and determined, whether stratum cavities exist is determined, the leveling instrument is used for measuring, the repairing range is determined, the engineering quantity is calculated, and materials such as concrete are prepared;
step 2: crushing and cleaning the original concrete ground, carrying out outward transportation, after the ground collapse range is determined, carrying out a seam with the cutting depth of not less than 50mm along the outer edge by using a ground joint cutter, crushing the ground in the range by using a large pickaxe, and then loading and transporting the ground by using an excavator;
and step 3: excavating a terrace region, namely making hydraulic support at the sinking position of the house and excavating by adopting an excavator, wherein the excavated trench is deep until the foundation is completely exposed, and the width of the trench is not less than 40 cm;
and 4, step 4: repairing the lower cavity by using a sleeve valve type steel pipe grouting method, pressing a sleeve valve steel pipe into the cavity depth by using an anchor rod static pressure counter-force device, injecting slurry into the formation cavity through a grouting pipe by using a pressure grouting pump, filling and penetrating soil body gaps caused by sinking in the formation, discharging water and air among soil particles, and cementing the soil body or cracks which become loose due to disturbance into a whole to form an artificial foundation
And 5: reinforcing the foundation, namely lifting the settlement position of the house by using house foundation settlement repairing equipment and repairing cracks;
step 6: backfilling the subsidence gap part, backfilling the 300-plus-1500 mm thick earth sand and earth stone at the gap of the subsidence position of the house and the base layer of the trench position, tamping by using a tamping machine, paving a bidirectional mesh in the horizontal direction within the restoration range, and pouring 200mm thick concrete as reinforcement;
and 7: reinforced concrete terrace is pour, and the terrace is pour for intensity level C30 concrete, and the thinnest department in concrete ground guarantees 150mm thick, and the actual sinking depth actual measurement of thickest department with the ground is the standard, and ground edge seam uses 1: 2, treating cement mortar;
and 8: cutting a seam, namely cutting the surface of newly poured concrete into squares smaller than 6000mm and 6000mm, wherein the depth of the cut seam is thirty percent of the thickness of the ground so as to prevent the concrete from generating irregular cracks after drying and shrinking;
and step 9: and (3) curing the concrete, pouring and collecting light, and covering the concrete by using a gunny bag to ensure the temperature and humidity conditions required by the hardening of the concrete.
2. The house foundation settlement repairing process according to claim 1, characterized in that: the house foundation settlement repairing equipment comprises:
a mobile robot (1);
the control console (2) is arranged on the outer side of the mobile robot (1), and the control console (2) is remotely and wirelessly connected with the mobile robot (1);
the hydraulic lift (3) is arranged at the top end of the left side of the mobile robot (1) through a support, and the hydraulic lift (3) is remotely and wirelessly connected with the console (2);
the main drill bit (4) is installed at the lifting end of the hydraulic lifter (3), and the main drill bit (4) is remotely and wirelessly connected with the console (2);
the auxiliary drill bit (5) is installed on the outer side of the main drill bit (4) through a support, and the auxiliary drill bit (5) is remotely and wirelessly connected with the console (2);
the carrying mechanical arm (6) is arranged on the right side of the top end of the mobile robot (1) through a support, and the carrying mechanical arm (6) is remotely and wirelessly connected with the console (2);
the ground anchor mechanism (7) is arranged at the moving end of the carrying mechanical arm (6);
the lifting mechanism (8) is arranged above the ground anchor mechanism (7);
and the anchor rod mechanism (9) is arranged in the inner cavity of the lifting mechanism (8).
3. The house foundation settlement repairing apparatus as claimed in claim 2, wherein: the ground anchor mechanism (7) comprises:
a housing (71) detachably attached to the moving end of the carrying robot arm (7);
a drill bit (72) disposed at a bottom end of the housing (71);
the number of the mounting grooves (73) is three, and the three mounting grooves (73) are respectively arranged on the outer wall of the shell (71) at intervals of one hundred twenty degrees along the circumferential direction;
a mounting seat (74) provided in the vertical direction in the inner cavity of the housing (71);
the number of the support rods (75) is three, the number of each support rod (75) is two, and the three support rods (75) are arranged on the outer wall of the mounting seat (74) at intervals of one hundred twenty degrees along the circumferential direction;
the number of the supporting plates (76) is three, and the three supporting plates (76) are respectively arranged on the outer sides of the three supporting rods (75).
4. The house foundation settlement repairing apparatus as claimed in claim 3, wherein: the ground anchor mechanism (7) further comprises:
the number of the connecting rods (77) is three, one ends of the three connecting rods (77) are rotatably connected to the inner cavity of the mounting seat (74) through pin shafts, and the other ends of the three connecting rods (77) are respectively rotatably connected to the inner central positions of the three supporting plates (76) through the inner cavities of the mounting seat (74) at the extending positions of the openings of the three supporting rods (75) through the pin shafts;
the number of the gears (78) is three, and the three gears (78) are respectively in key connection with the inner end axes of the three connecting rods (77);
the insert rod (79) is inserted into the inner cavity of the mounting seat (74) along the vertical direction;
the number of the racks (710) is three, and the three racks (710) are arranged on the side wall of the insert rod (79) at intervals of one hundred twenty degrees along the circumferential direction;
and the spring (711) is arranged at the bottom end of the inner cavity of the mounting seat (74), and the top end of the spring (711) is fixedly connected with the top end of the inserted rod (79).
5. The house foundation settlement repairing apparatus as claimed in claim 4, wherein: the lifting mechanism (8) comprises:
the cylinder body (81) is inserted into the inner cavity of the shell (71) along the vertical direction, and the bottom end of the cylinder body (81) is contacted with the top end of the insertion rod (79);
the fastening piece (83) is sleeved on the outer wall of the cylinder body (81);
a pallet (82) disposed outside the pallet (82);
the through hole (84) is formed in the bottom end of the outer wall of the cylinder body (81);
the drilling robot (85) is detachably arranged in the inner cavity of the through hole (84), and the drilling robot (85) is remotely and wirelessly connected with the console (2).
6. The house foundation settlement repairing apparatus as claimed in claim 5, wherein: the anchor rod mechanism (9) includes:
the anchor rod mechanism shell (91) is arranged in the inner cavity of the cylinder body (81);
the number of the limiting grooves (92) is three, the three limiting grooves (92) are respectively arranged at the bottom end of the side wall of the anchor rod mechanism shell (91) at intervals of one hundred twenty degrees along the circumferential direction, and the inner cavity of each limiting groove (92) is S-shaped;
the circular ring (93) is arranged at the bottom end of the inner cavity of the cylinder body (81), and the circular ring (93) is sleeved with the anchor rod mechanism shell (91);
the number of the limiting pins (94) is three, the three limiting pins (94) are arranged on the inner wall of the circular ring (93) at intervals of one hundred twenty degrees along the circumferential direction respectively, and the limiting pins (94) are in adaptive insertion connection with the inner cavity of the limiting groove (92);
the wire coil (95) is rotatably connected to the inner cavity of the anchor rod mechanism shell (91) through a pin shaft, and a steel wire is wound inside the wire coil (95);
and the ratchet wheel (96) is arranged on the axis of the pin shaft of the wire coil (95).
7. The building foundation settlement repairing device of claim 6, wherein: the anchor rod mechanism (9) further comprises:
the pipeline robot (97) is arranged on the outer side of the anchor rod mechanism shell (91), and the pipeline robot (97) is remotely and wirelessly connected with the control console (2);
the electric chuck (98) is arranged on the right side of the pipeline robot (97), and the electric chuck (98) is remotely and wirelessly connected with the console (2);
a screw (99) disposed at an inner clamping end of the power chuck (98);
a nut plate (910) screwed on the outside of the screw (99);
a push plate (911) installed at the right side of the screw (99);
the number of the anchor bodies (912) is four, and the four anchor bodies (912) are respectively arranged on the right side of the nut plate (910) along a ninety-degree interval;
the movable anchor (913), the quantity of movable anchor (913) is four, four movable anchor (913) rotate the inboard of connecting in four anchor bodies (912) through the round pin axle respectively, the inboard of movable anchor (913) contacts with push disc (911).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111206571.7A CN113846623B (en) | 2021-10-17 | 2021-10-17 | House foundation settlement repairing process and equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111206571.7A CN113846623B (en) | 2021-10-17 | 2021-10-17 | House foundation settlement repairing process and equipment |
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| CN113846623A true CN113846623A (en) | 2021-12-28 |
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