CN114108643A - Foundation pit deformation reinforcing device and method based on shear-resistant anchor pipe cable supporting structure - Google Patents
Foundation pit deformation reinforcing device and method based on shear-resistant anchor pipe cable supporting structure Download PDFInfo
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- CN114108643A CN114108643A CN202010892139.7A CN202010892139A CN114108643A CN 114108643 A CN114108643 A CN 114108643A CN 202010892139 A CN202010892139 A CN 202010892139A CN 114108643 A CN114108643 A CN 114108643A
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 99
- 238000000034 method Methods 0.000 title claims description 20
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 36
- 238000005070 sampling Methods 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 26
- 230000002787 reinforcement Effects 0.000 claims abstract description 23
- 239000002689 soil Substances 0.000 claims description 18
- 238000004873 anchoring Methods 0.000 claims description 17
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 238000009434 installation Methods 0.000 claims description 17
- 238000005553 drilling Methods 0.000 claims description 15
- 238000004140 cleaning Methods 0.000 claims description 10
- 238000009412 basement excavation Methods 0.000 claims description 5
- 239000004579 marble Substances 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 229920006337 unsaturated polyester resin Polymers 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 3
- 238000011900 installation process Methods 0.000 abstract description 2
- 238000010008 shearing Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
Abstract
The invention discloses a foundation pit deformation reinforcing device based on an anti-shearing anchor pipe cable supporting structure, which belongs to the technical field of foundation pit deformation reinforcement and comprises a reinforcing anchor rod main body, a structure stabilizing member, a foundation pit, a moving block and a sampling box, wherein an anchor hole is formed in the foundation pit, and the outer wall of one side of the foundation pit is fixedly provided with the structure stabilizing member through a fixing screw; according to the invention, the outer groove is formed on the outer side, the anchor rod is rotated out by using the fastening threaded sleeve, then the concrete material to be filled is added into the outer groove through the concrete filling port of the structural stabilizing member, the reinforcing anchor rod main body is installed into the anchor hole through the fastening threaded sleeve again, and in the installation process of the reinforcing anchor rod main body, the concrete material in the outer groove can be naturally filled into the anchor hole through the rotating reinforcing anchor rod main body.
Description
Technical Field
The invention belongs to the technical field of foundation pit deformation reinforcement, and particularly relates to a foundation pit deformation reinforcement device and method based on a shear-resistant anchor pipe cable supporting structure.
Background
The foundation pit is a large soil pit with the same size as the plane of the building and arranged at the designed and built position of the building, and an excavation scheme is determined according to geological and hydrological data and the conditions of buildings nearby the site before excavation, and waterproof and drainage work is performed. The person who is not excavated can use the method of putting the side slope to stabilize the earth slope, and the size of the slope is determined according to the relevant construction regulations. Because the stress born by the interior of the foundation pit is large after the foundation pit is excavated, in order to avoid the deformation of the foundation pit, a foundation pit wall supporting method, a concrete-sprayed wall protecting method and a large foundation pit can be used, and even an underground continuous wall and column type cast-in-situ bored piles are used for interlocking, so that the outer soil layer is prevented from collapsing and the foundation pit is prevented from deforming.
Traditional foundation ditch warp reinforcement method only removes the reinforcement that realizes the foundation ditch through throwing into the stock generally, and there is not other design to the stock, sometimes for the fixed after improving the stock installation, generally need add the concrete to the anchor hole, but present mode all is that the concrete flows in to the anchor hole automatically, but sometimes because the space in the anchor hole is narrow and small, each position in the concrete can't effectively fill and the anchor hole, it is not good to fill the effect, and do not possess the step of taking a sample in the reinforcement method, generally all be difficult for taking out after the stock installation, can't take a sample to the sample in the anchor hole, can't reach the purpose that detects, the result of use is also not good, need carry out certain improvement.
Disclosure of Invention
The invention aims to: the foundation pit deformation reinforcing device and method based on the shear-resistant anchor pipe cable supporting structure are provided for solving the problems that the traditional foundation pit deformation reinforcing method generally realizes the reinforcement of a foundation pit only by driving an anchor rod, the anchor rod is not provided with other designs, sometimes, in order to improve the fixation of the anchor rod after installation, concrete generally needs to be added into an anchor hole, but the concrete automatically flows into the anchor hole in the existing mode, sometimes, due to the fact that the space in the anchor hole is narrow, the concrete cannot be effectively filled in each position in the anchor hole, the filling effect is poor, a sampling step is not provided in the reinforcing method, the concrete is generally not easy to take out after the anchor rod is installed, the sample in the anchor hole cannot be sampled, and the purpose of detection cannot be achieved.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a foundation ditch deformation reinforcing apparatus based on anchor pipe cable supporting construction shears, is including consolidating stock main part, structure steadying piece, foundation ditch, movable block and sampling box, the anchor eye has been seted up to the inside of foundation ditch, there is the structure steadying piece through fixed screw fixed mounting on one side outer wall of foundation ditch, fixed mounting has the support cover on one side outer wall of structure steadying piece, rotate on one side outer wall of support cover and install the fastening swivel nut, the internal thread of fastening swivel nut is installed and is consolidated the stock main part, the threaded bush internal thread of the outside fixed mounting who consolidates the stock main part installs interior threaded rod, and interior threaded rod is located and consolidates the stock main part, the movable block is installed to the external thread of interior threaded rod.
As a further description of the above technical solution:
two structural stable pieces are symmetrically arranged on the transverse central shaft of the supporting sleeve.
As a further description of the above technical solution:
and a concrete filling port is fixedly arranged on the inclined plane at the top of the structure stabilizing member.
As a further description of the above technical solution:
feed channel has all been seted up with the inside of supporting the cover to the structure steadiness spare, and two feed channel communicate each other.
As a further description of the above technical solution:
the reinforced anchor rod main body is positioned in the anchor hole, and an outer groove is formed in the outer surface of the reinforced anchor rod main body.
As a further description of the above technical solution:
and a rotating shaft fixedly arranged at one end of the internal thread rod is rotatably arranged in a rotating hole formed in the inner side wall of the reinforced anchor rod main body.
As a further description of the above technical solution:
and a connecting rod is fixedly installed on the outer wall of one side of the moving block, and a sampling box is fixedly installed at one end of the connecting rod.
The invention also provides a method for the foundation pit deformation reinforcing device based on the shear-resistant anchor pipe cable supporting structure, which comprises the following steps:
s1, marking a deformation area of the foundation pit, drilling at the marked position by using a drill rod of the drilling device to form an anchor hole, and cleaning the inside of the anchor hole by using a cleaning device;
s2, drilling positioning holes on the upper and lower parts of the anchor hole and outside the foundation pit, and fixedly mounting the structural stabilizing member with the support sleeve on the outer surface of the foundation pit outside the anchor hole by using mounting screws;
s3, rotatably mounting the reinforced anchor rod main body on the support sleeve through the fastening threaded sleeve, and enabling one end of the reinforced anchor rod main body to be located in the anchor hole;
s4, rotating the fastening screw sleeve to enable the reinforcing anchor rod main body to slowly go deep into the anchor hole, placing the reinforcing anchor rod main body into different depths, rotating the inner threaded rod, enabling the inner threaded rod to drive the moving block to move and extend to the outer side of the reinforcing anchor rod main body, collecting a soil sample in the foundation pit by the sampling box, rotating the inner threaded rod after collection to enable the sampling box to be sent out, and collecting the sample;
s5, after samples at different depths are collected, adding an anchoring agent into an outer groove in the reinforcing anchor rod main body through the concrete filling port, and enabling the reinforcing anchor rod main body to move and penetrate into the inner side of the anchor hole through rotating the fastening threaded sleeve until the stress applied to the reinforcing anchor rod main body reaches a certain degree, and meanwhile, effectively adding the anchoring agent into the anchor hole;
s6, after adding the anchoring agent, reversely rotating the fastening threaded sleeve to enable the main body of the reinforced anchor rod to rotate out, adding concrete materials into an outer groove in the main body of the reinforced anchor rod through the concrete filling port, and enabling the main body of the reinforced anchor rod to move towards the inner side of the anchor hole to penetrate through the fastening threaded sleeve by rotating, wherein the concrete materials are also effectively added into the anchor hole;
and S7, after the concrete material is solidified, the installation and the reinforcement of the reinforced anchor rod main body are completed.
As a further description of the above technical solution:
in the step S4, the depth ranges of the two parts are 1100mm-1500mm respectively.
As a further description of the above technical solution:
in the step S5, the anchoring agent is a mixed material of unsaturated polyester resin and marble powder.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
the reinforcing device of the invention is provided with an outer groove on the outer side, after the main body of the reinforcing anchor rod is installed, the anchor rod can be rotated out by utilizing the fastening threaded sleeve, then concrete materials to be filled are added into the outer groove through the concrete filling port of the structural stable part, the main body of the reinforcing anchor rod is installed into the anchor hole again through the fastening threaded sleeve, in the installation process of the main body of the reinforcing anchor rod, the concrete materials in the outer groove can be naturally filled into the anchor hole through the rotating main body of the reinforcing anchor rod, compared with the traditional direct adding method, the method can ensure that the concrete materials can be more completely added into each position in the anchor hole, the filling effect of the concrete materials is improved, the reinforcing effect of the reinforcing anchor rod is ensured, and the reinforcing device is also internally provided with an inner threaded rod, after the main body of the reinforcing anchor rod is installed to a certain depth, the inner threaded rod can be directly rotated, so that the sampling box moves under the action of the movable block, and the collection of the concrete samples in the anchor hole is convenient, every entering of consolidating the stock certain degree of depth all can take a sample to the soil sample in the foundation ditch that warp, can effectively carry out the analysis to the condition of different soil samples in the foundation ditch, has the structure steadiness piece of triangle-shaped at consolidating stock main part externally mounted, has utilized triangle-shaped's stability principle, can keep the stability when consolidating the installation of stock main part and the stability after the installation to consolidating the stock main part.
Drawings
Fig. 1 is a schematic view of an internal structure of a foundation pit deformation reinforcing device based on a shear-resistant anchor pipe cable supporting structure in a front view after installation.
Fig. 2 is a schematic view of an internal structure of a reinforced anchor rod main body in a foundation pit deformation reinforcing device based on a shear-resistant anchor pipe cable supporting structure.
Fig. 3 is an enlarged structural schematic diagram of a position a in a foundation pit deformation reinforcing device based on a shear-resistant anchor pipe cable supporting structure.
Fig. 4 is an enlarged structural schematic diagram of a part B in a foundation pit deformation reinforcing device based on a shear-resistant anchor pipe cable supporting structure.
Illustration of the drawings:
1. an inner threaded rod; 2. reinforcing the anchor rod main body; 3. fastening a threaded sleeve; 4. a support sleeve; 5. a structural stabilizing member; 6. a foundation pit; 7. an anchor eye; 8. an outer tank; 9. a moving block; 10. a concrete filling port; 11. a feed channel; 12. a connecting rod; 13. and a sampling box.
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.
Example 1
Referring to fig. 1-4, the present invention provides a technical solution: a foundation pit deformation reinforcing device based on an anti-shear anchor pipe cable supporting structure comprises a reinforcing anchor rod main body 2, a structural stabilizing member 5, a foundation pit 6, a movable block 9 and a sampling box 13, wherein an anchor hole 7 is formed in the foundation pit 6, the structural stabilizing member 5 is fixedly mounted on the outer wall of one side of the foundation pit 6 through a fixing screw, a supporting sleeve 4 is fixedly mounted on the outer wall of one side of the structural stabilizing member 5, a fastening screw sleeve 3 is rotatably mounted on the outer wall of one side of the supporting sleeve 4, the reinforcing anchor rod main body 2 is mounted on the internal thread of the fastening screw sleeve 3, an internal threaded rod 1 is mounted on the internal thread of a thread sleeve fixedly mounted on the outside of the reinforcing anchor rod main body 2, the internal threaded rod 1 is located in the reinforcing anchor rod main body 2, the movable block 9 is mounted on the external thread of the internal threaded rod 1, and the two structural stabilizing members 5 are symmetrically mounted on the transverse central shaft of the supporting sleeve 4, by installing the double-structure stabilizing member 5, the double-structure stabilizing member 5 is in a triangular shape, the stability of the reinforcing anchor rod body during installation and the stability after installation can be kept when the reinforcing anchor rod body is installed by utilizing the stability principle of the triangle, the concrete filling port 10 is fixedly installed on the inclined plane at the top of the structure stabilizing member 5, concrete can be added into the outer groove 8 of the reinforcing anchor rod body 2 through the concrete filling port 10 by installing the concrete filling port 10, the feeding channels 11 are respectively arranged inside the structure stabilizing member 5 and the support sleeve 4, the two feeding channels 11 are communicated with each other through the feeding channels 11, the concrete can be effectively transmitted through the feeding channels 11, the reinforcing anchor rod body 2 is positioned in the anchor hole 7, and the outer groove 8 is arranged on the outer surface of the reinforcing anchor rod body 2, the reinforced anchor rod body 2 can effectively fix the foundation pit deformation by positioning the reinforced anchor rod body 2 in the anchor hole 7 and arranging the outer groove 8 on the outer surface of the reinforced anchor rod body 2, the rotating shaft fixedly arranged at one end of the inner threaded rod 1 is rotatably arranged in the rotating hole arranged on the inner side wall of the reinforced anchor rod body 2, so that the rotation of the inner threaded rod 1 has effective stability, the connecting rod 12 is fixedly arranged on the outer wall at one side of the movable block 9, the sampling box 13 is fixedly arranged at one end of the connecting rod 12 by arranging the connecting rod 12, the inner threaded rod 1 can be directly rotated after the reinforced anchor rod body 2 is arranged to a certain depth, so that the sampling box 13 moves under the action of the movable block 9, be convenient for collect the soil sample in the anchor eye 7, consolidate every the entering certain degree of depth of stock main part 2 and all can take a sample to the soil sample in the foundation ditch 6 that warp, can effectively carry out the analysis to the condition of different soil samples in the foundation ditch 6.
The invention also provides a method for the foundation pit deformation reinforcing device based on the shear-resistant anchor pipe cable supporting structure, which comprises the following steps:
s1, marking a deformation area of the foundation pit, drilling at the marked position by using a drill rod of the drilling device to form an anchor hole 7, and cleaning the inside of the anchor hole 7 by using a cleaning device;
s2, drilling positioning holes on the upper and lower parts of the anchor hole 7 and outside the foundation pit 6, and fixedly mounting the structural stabilizing member 5 with the support sleeve 4 on the outer surface of the foundation pit 6 outside the anchor hole 7 by using mounting screws;
s3, rotatably mounting the reinforcing anchor rod main body 2 on the support sleeve 4 through the fastening screw sleeve 3, and enabling one end of the reinforcing anchor rod main body 2 to be located in the anchor hole 7;
s4, rotating the fastening threaded sleeve 3 to enable the reinforcing anchor rod main body 2 to slowly go deep into the anchor hole 7, placing the reinforcing anchor rod main body into the anchor hole 7 to a depth of 1100mm, rotating the inner threaded rod 1, enabling the inner threaded rod 1 to drive the moving block 9 to move and extend to the outer side of the reinforcing anchor rod main body 2, collecting soil samples in the foundation pit by the sampling box 13, and after collection, rotating the inner threaded rod 1 to enable the sampling box 13 to be sent out and collect the samples;
s5, after samples with the depth of 1100mm are collected, adding a mixed material anchoring agent of unsaturated polyester resin and marble powder into an outer groove 8 in a reinforced anchor rod main body 2 through a concrete filling port 10, and enabling the reinforced anchor rod main body 2 to move and penetrate into an anchor hole 7 through rotating a fastening threaded sleeve 3 until the stress applied to the reinforced anchor rod main body 2 reaches a certain degree, and meanwhile, effectively adding the anchoring agent into the anchor hole 7;
s6, after adding the anchoring agent, reversely rotating the fastening threaded sleeve 3 to rotate the reinforcing anchor rod main body 2 out, adding concrete material into the outer groove 8 in the reinforcing anchor rod main body 2 through the concrete filling port 10, and moving the reinforcing anchor rod main body 2 to penetrate into the inner side of the anchor hole 7 through rotating the fastening threaded sleeve 3, wherein the concrete material is also effectively added into the anchor hole 7;
and S7, after the concrete material is solidified, the installation and the reinforcement of the reinforced anchor rod main body 2 are completed.
Example 2
Referring to fig. 1-4, the present invention provides a technical solution: a foundation pit deformation reinforcing device based on an anti-shear anchor pipe cable supporting structure comprises a reinforcing anchor rod main body 2, a structural stabilizing member 5, a foundation pit 6, a movable block 9 and a sampling box 13, wherein an anchor hole 7 is formed in the foundation pit 6, the structural stabilizing member 5 is fixedly mounted on the outer wall of one side of the foundation pit 6 through a fixing screw, a supporting sleeve 4 is fixedly mounted on the outer wall of one side of the structural stabilizing member 5, a fastening screw sleeve 3 is rotatably mounted on the outer wall of one side of the supporting sleeve 4, the reinforcing anchor rod main body 2 is mounted on the internal thread of the fastening screw sleeve 3, an internal threaded rod 1 is mounted on the internal thread of a thread sleeve fixedly mounted on the outside of the reinforcing anchor rod main body 2, the internal threaded rod 1 is located in the reinforcing anchor rod main body 2, the movable block 9 is mounted on the external thread of the internal threaded rod 1, and the two structural stabilizing members 5 are symmetrically mounted on the transverse central shaft of the supporting sleeve 4, by installing the double-structure stabilizing member 5, the double-structure stabilizing member 5 is in a triangular shape, the stability of the reinforcing anchor rod body during installation and the stability after installation can be kept when the reinforcing anchor rod body is installed by utilizing the stability principle of the triangle, the concrete filling port 10 is fixedly installed on the inclined plane at the top of the structure stabilizing member 5, concrete can be added into the outer groove 8 of the reinforcing anchor rod body 2 through the concrete filling port 10 by installing the concrete filling port 10, the feeding channels 11 are respectively arranged inside the structure stabilizing member 5 and the support sleeve 4, the two feeding channels 11 are communicated with each other through the feeding channels 11, the concrete can be effectively transmitted through the feeding channels 11, the reinforcing anchor rod body 2 is positioned in the anchor hole 7, and the outer groove 8 is arranged on the outer surface of the reinforcing anchor rod body 2, the reinforced anchor rod body 2 can effectively fix the foundation pit deformation by positioning the reinforced anchor rod body 2 in the anchor hole 7 and arranging the outer groove 8 on the outer surface of the reinforced anchor rod body 2, the rotating shaft fixedly arranged at one end of the inner threaded rod 1 is rotatably arranged in the rotating hole arranged on the inner side wall of the reinforced anchor rod body 2, so that the rotation of the inner threaded rod 1 has effective stability, the connecting rod 12 is fixedly arranged on the outer wall at one side of the movable block 9, the sampling box 13 is fixedly arranged at one end of the connecting rod 12 by arranging the connecting rod 12, the inner threaded rod 1 can be directly rotated after the reinforced anchor rod body 2 is arranged to a certain depth, so that the sampling box 13 moves under the action of the movable block 9, be convenient for collect the soil sample in the anchor eye 7, consolidate every the entering certain degree of depth of stock main part 2 and all can take a sample to the soil sample in the foundation ditch 6 that warp, can effectively carry out the analysis to the condition of different soil samples in the foundation ditch 6.
The invention also provides a method for the foundation pit deformation reinforcing device based on the shear-resistant anchor pipe cable supporting structure, which comprises the following steps:
s1, marking a deformation area of the foundation pit, drilling at the marked position by using a drill rod of the drilling device to form an anchor hole 7, and cleaning the inside of the anchor hole 7 by using a cleaning device;
s2, drilling positioning holes on the upper and lower parts of the anchor hole 7 and outside the foundation pit 6, and fixedly mounting the structural stabilizing member 5 with the support sleeve 4 on the outer surface of the foundation pit 6 outside the anchor hole 7 by using mounting screws;
s3, rotatably mounting the reinforcing anchor rod main body 2 on the support sleeve 4 through the fastening screw sleeve 3, and enabling one end of the reinforcing anchor rod main body 2 to be located in the anchor hole 7;
s4, rotating the fastening threaded sleeve 3 to enable the reinforcing anchor rod main body 2 to slowly go deep into the anchor hole 7 and be placed into the anchor hole to a depth of 1300mm, rotating the inner threaded rod 1, enabling the inner threaded rod 1 to drive the moving block 9 to move and extend to the outer side of the reinforcing anchor rod main body 2, collecting a soil sample in a foundation pit by the sampling box 13, and after collection, rotating the inner threaded rod 1 to enable the sampling box 13 to be sent out and collect the sample;
s5, after 1300mm deep samples are collected, adding a mixed material anchoring agent of unsaturated polyester resin and marble powder into an outer groove 8 in a reinforced anchor rod main body 2 through a concrete filling port 10, and enabling the reinforced anchor rod main body 2 to move and penetrate into an anchor hole 7 through rotating a fastening threaded sleeve 3 until stress applied to the reinforced anchor rod main body 2 reaches a certain degree, and meanwhile, effectively adding the anchoring agent into the anchor hole 7;
s6, after adding the anchoring agent, reversely rotating the fastening threaded sleeve 3 to rotate the reinforcing anchor rod main body 2 out, adding concrete material into the outer groove 8 in the reinforcing anchor rod main body 2 through the concrete filling port 10, and moving the reinforcing anchor rod main body 2 to penetrate into the inner side of the anchor hole 7 through rotating the fastening threaded sleeve 3, wherein the concrete material is also effectively added into the anchor hole 7;
and S7, after the concrete material is solidified, the installation and the reinforcement of the reinforced anchor rod main body 2 are completed.
Example 3
Referring to fig. 1-4, the present invention provides a technical solution: a foundation pit deformation reinforcing device based on an anti-shear anchor pipe cable supporting structure comprises a reinforcing anchor rod main body 2, a structural stabilizing member 5, a foundation pit 6, a movable block 9 and a sampling box 13, wherein an anchor hole 7 is formed in the foundation pit 6, the structural stabilizing member 5 is fixedly mounted on the outer wall of one side of the foundation pit 6 through a fixing screw, a supporting sleeve 4 is fixedly mounted on the outer wall of one side of the structural stabilizing member 5, a fastening screw sleeve 3 is rotatably mounted on the outer wall of one side of the supporting sleeve 4, the reinforcing anchor rod main body 2 is mounted on the internal thread of the fastening screw sleeve 3, an internal threaded rod 1 is mounted on the internal thread of a thread sleeve fixedly mounted on the outside of the reinforcing anchor rod main body 2, the internal threaded rod 1 is located in the reinforcing anchor rod main body 2, the movable block 9 is mounted on the external thread of the internal threaded rod 1, and the two structural stabilizing members 5 are symmetrically mounted on the transverse central shaft of the supporting sleeve 4, by installing the double-structure stabilizing member 5, the double-structure stabilizing member 5 is in a triangular shape, the stability of the reinforcing anchor rod body during installation and the stability after installation can be kept when the reinforcing anchor rod body is installed by utilizing the stability principle of the triangle, the concrete filling port 10 is fixedly installed on the inclined plane at the top of the structure stabilizing member 5, concrete can be added into the outer groove 8 of the reinforcing anchor rod body 2 through the concrete filling port 10 by installing the concrete filling port 10, the feeding channels 11 are respectively arranged inside the structure stabilizing member 5 and the support sleeve 4, the two feeding channels 11 are communicated with each other through the feeding channels 11, the concrete can be effectively transmitted through the feeding channels 11, the reinforcing anchor rod body 2 is positioned in the anchor hole 7, and the outer groove 8 is arranged on the outer surface of the reinforcing anchor rod body 2, the reinforced anchor rod body 2 can effectively fix the foundation pit deformation by positioning the reinforced anchor rod body 2 in the anchor hole 7 and arranging the outer groove 8 on the outer surface of the reinforced anchor rod body 2, the rotating shaft fixedly arranged at one end of the inner threaded rod 1 is rotatably arranged in the rotating hole arranged on the inner side wall of the reinforced anchor rod body 2, so that the rotation of the inner threaded rod 1 has effective stability, the connecting rod 12 is fixedly arranged on the outer wall at one side of the movable block 9, the sampling box 13 is fixedly arranged at one end of the connecting rod 12 by arranging the connecting rod 12, the inner threaded rod 1 can be directly rotated after the reinforced anchor rod body 2 is arranged to a certain depth, so that the sampling box 13 moves under the action of the movable block 9, be convenient for collect the soil sample in the anchor eye 7, consolidate every the entering certain degree of depth of stock main part 2 and all can take a sample to the soil sample in the foundation ditch 6 that warp, can effectively carry out the analysis to the condition of different soil samples in the foundation ditch 6.
The invention also provides a method for the foundation pit deformation reinforcing device based on the shear-resistant anchor pipe cable supporting structure, which comprises the following steps:
s1, marking a deformation area of the foundation pit, drilling at the marked position by using a drill rod of the drilling device to form an anchor hole 7, and cleaning the inside of the anchor hole 7 by using a cleaning device;
s2, drilling positioning holes on the upper and lower parts of the anchor hole 7 and outside the foundation pit 6, and fixedly mounting the structural stabilizing member 5 with the support sleeve 4 on the outer surface of the foundation pit 6 outside the anchor hole 7 by using mounting screws;
s3, rotatably mounting the reinforcing anchor rod main body 2 on the support sleeve 4 through the fastening screw sleeve 3, and enabling one end of the reinforcing anchor rod main body 2 to be located in the anchor hole 7;
s4, rotating the fastening threaded sleeve 3 to enable the reinforcing anchor rod main body 2 to slowly go deep into the anchor hole 7, putting the reinforcing anchor rod main body into the anchor hole 7 to a depth of 1500mm, rotating the inner threaded rod 1, enabling the inner threaded rod 1 to drive the moving block 9 to move and extend to the outer side of the reinforcing anchor rod main body 2, collecting a soil sample in a foundation pit by the sampling box 13, and after collection, rotating the inner threaded rod 1 to enable the sampling box 13 to be sent out and collect the sample;
s5, after 1500mm deep samples are collected, adding a mixed material anchoring agent of unsaturated polyester resin and marble powder into an outer groove 8 in a reinforced anchor rod main body 2 through a concrete filling port 10, and enabling the reinforced anchor rod main body 2 to move and penetrate into an anchor hole 7 through rotating a fastening threaded sleeve 3 until stress applied to the reinforced anchor rod main body 2 reaches a certain degree, and meanwhile, effectively adding the anchoring agent into the anchor hole 7;
s6, after adding the anchoring agent, reversely rotating the fastening threaded sleeve 3 to rotate the reinforcing anchor rod main body 2 out, adding concrete material into the outer groove 8 in the reinforcing anchor rod main body 2 through the concrete filling port 10, and moving the reinforcing anchor rod main body 2 to penetrate into the inner side of the anchor hole 7 through rotating the fastening threaded sleeve 3, wherein the concrete material is also effectively added into the anchor hole 7;
and S7, after the concrete material is solidified, the installation and the reinforcement of the reinforced anchor rod main body 2 are completed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a foundation ditch deformation reinforcing apparatus based on anchor pipe cable supporting construction shears, includes reinforcement stock main part (2), structure steadiness spare (5), foundation ditch (6), movable block (9) and sampling box (13), its characterized in that: anchor eye (7) have been seted up to the inside of foundation ditch (6), there is structure steadiness spare (5) through fixed screw fixed mounting on the outer wall of one side of foundation ditch (6), fixed mounting has support cover (4) on the outer wall of one side of structure steadiness spare (5), rotate on the outer wall of one side of support cover (4) and install fastening swivel nut (3), the internal thread of fastening swivel nut (3) installs and consolidates stock main part (2), internal thread pole (1) are installed to the external fixed mounting's of consolidating stock main part (2) screw cover internal thread, and internal thread pole (1) are located and consolidate stock main part (2), movable block (9) are installed to the external thread of internal thread pole (1).
2. The foundation pit deformation reinforcement device based on shear anchor pipe cable support structure according to claim 1, wherein the structural stabilizing members (5) are symmetrically installed in two about the transverse central axis of the support sleeve (4).
3. The foundation pit deformation reinforcement device based on the shear-resistant anchor pipe cable supporting structure is characterized in that a concrete filling port (10) is fixedly arranged on the top inclined surface of the structural stabilizing member (5).
4. The foundation pit deformation reinforcement device based on the shear-resistant anchor pipe cable supporting structure is characterized in that the structural stabilizing member (5) and the supporting sleeve (4) are internally provided with feed channels (11), and the feed channels (11) are communicated with each other.
5. The foundation pit deformation reinforcement device based on a shear anchor pipe cable supporting structure is characterized in that the reinforcement anchor rod main body (2) is positioned in the anchor hole (7), and an outer groove (8) is formed in the outer surface of the reinforcement anchor rod main body (2).
6. The foundation pit deformation reinforcement device based on a shear anchor pipe cable supporting structure is characterized in that a rotating shaft fixedly arranged at one end of the inner threaded rod (1) is rotatably arranged in a rotating hole formed in the inner side wall of the reinforcement anchor rod body (2).
7. The foundation pit deformation reinforcement device based on the shear-resistant anchor pipe cable supporting structure is characterized in that a connecting rod (12) is fixedly arranged on the outer wall of one side of the moving block (9), and a sampling box (13) is fixedly arranged at one end of the connecting rod (12).
8. A method for deformation reinforcement of an excavation pit based on a shear bolt pipe cable support structure according to any one of claims 1 to 7, comprising the steps of:
s1, marking a deformation area of the foundation pit, drilling at the marked position by using a drill rod of the drilling device to form an anchor hole (7), and cleaning the anchor hole (7) by using a cleaning device;
s2, drilling positioning holes in the upper and lower parts of the anchor hole (7) and outside the foundation pit (6), and fixedly mounting the structure fixing member (5) with the support sleeve (4) on the outer surface of the foundation pit (6) outside the anchor hole (7) by using mounting screws;
s3, rotatably mounting the reinforcing anchor rod main body (2) on the support sleeve (4) through the fastening threaded sleeve (3), and enabling one end of the reinforcing anchor rod main body (2) to be located in the anchor hole (7);
s4, rotating the fastening threaded sleeve (3) to enable the reinforcing anchor rod main body (2) to slowly go deep into the anchor hole (7), placing the reinforcing anchor rod main body into a certain depth, rotating the inner threaded rod (1), enabling the inner threaded rod (1) to drive the moving block (9) to move and extend to the outer side of the reinforcing anchor rod main body (2), collecting soil samples in the foundation pit by the sampling box (13), rotating the inner threaded rod (1) after collection to enable the sampling box (13) to be sent out, and collecting the samples;
s5, after collecting samples with a certain depth, adding an anchoring agent into an outer groove (8) in the reinforced anchor rod main body (2) through a concrete filling port (10), and enabling the reinforced anchor rod main body (2) to move and penetrate into the inner side of the anchor hole (7) through rotating the fastening screw sleeve (3) until the stress applied to the reinforced anchor rod main body (2) reaches a certain degree, and meanwhile, effectively adding the anchoring agent into the anchor hole (7);
s6, after adding an anchoring agent, reversely rotating the fastening threaded sleeve (3) to rotate the reinforcing anchor rod main body (2) out, adding concrete materials into an outer groove (8) in the reinforcing anchor rod main body (2) through the concrete filling port (10), and enabling the reinforcing anchor rod main body (2) to move towards the inner side of the anchor hole (7) to penetrate through by rotating the fastening threaded sleeve (3), wherein the concrete materials are also effectively added into the anchor hole (7);
and S7, finishing the installation and reinforcement of the reinforced anchor rod main body (2) after the concrete material is solidified.
9. The method for reinforcing a deformation of an excavation pit based on a shear anchor pipe-cable support structure according to claim 8, wherein the S4 is respectively inserted to a depth ranging from 1100mm to 1500 mm.
10. The method for reinforcing a deformation of an excavation pit based on a shear anchor pipe-cable supporting structure according to claim 8, wherein in the S5, the anchoring agent is a mixed material of unsaturated polyester resin and marble powder.
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| CN202010892139.7A CN114108643A (en) | 2020-08-31 | 2020-08-31 | Foundation pit deformation reinforcing device and method based on shear-resistant anchor pipe cable supporting structure |
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| CN202010892139.7A CN114108643A (en) | 2020-08-31 | 2020-08-31 | Foundation pit deformation reinforcing device and method based on shear-resistant anchor pipe cable supporting structure |
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