CN115928703B - Partial freezing reconstruction method for water facing structural plate - Google Patents
Partial freezing reconstruction method for water facing structural plate Download PDFInfo
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- CN115928703B CN115928703B CN202310110242.5A CN202310110242A CN115928703B CN 115928703 B CN115928703 B CN 115928703B CN 202310110242 A CN202310110242 A CN 202310110242A CN 115928703 B CN115928703 B CN 115928703B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
Abstract
The invention discloses a partial freezing reconstruction method of a water facing structural plate, which belongs to the reconstruction field of building structures, and comprises the steps of uniformly drilling a plurality of condensation pipe holes in a construction reconstruction area; placing a connecting piece at the orifice of the condensation pipe hole for protecting the orifice and fixing the condensation pipe; a heat insulation material is arranged at the joint of the structural plate and the permeable soil layer in the condensation pipe hole; placing a condensation pipe into a condensation pipe hole, and fixing the condensation pipe into the condensation pipe hole through the connecting piece; introducing condensate into the condensing pipe to freeze the permeable soil layer, and then carrying out reconstruction construction; after construction is completed, the condensation pipe hole is filled with an expansion water stopping material, a cover plate is placed at the orifice of the condensation pipe hole, and the cover plate is fixed at the orifice of the condensation pipe hole through the connecting piece. The method is suitable for small-range bottom plate transformation, the structural plates and the permeable soil layer are easy to excavate in the transformation process, meanwhile, the construction efficiency is high, the influence of the transformation process on the original structure is small, and the integrity of the subsequent use of the building is ensured.
Description
Technical Field
The invention relates to the field of reconstruction of building structures, in particular to a method for reconstructing a water facing structural plate by local freezing.
Background
When the basement bottom plate (see figure 1) in the water permeable soil layer is needed to be broken and transformed, the construction of the waterproof layer and the structural layer can be performed only after the water level is lowered below the working surface by long-time precipitation construction. Because of the limitation of existing building precipitation conditions, a construction method of excavating first and then precipitating is often adopted in the construction process. The construction method often has the problem that the waterproof layer and the structural layer are difficult to construct due to insufficient water-dropping capability. When the range of the transformation is small and large, the surrounding building structure cannot be damaged, and large construction equipment cannot be used, so that the transformation process is complex and difficult to take down.
Disclosure of Invention
The invention aims to provide a method for locally freezing and reforming a water-facing structural plate so as to solve the problems found in the background art.
The aim of the invention is realized by the following technical scheme:
a partial freezing and modifying method of a water facing structural plate comprises the following steps:
s1: uniformly drilling a plurality of condensation pipe holes in the construction transformation area, wherein the condensation pipe holes penetrate through the structural plate and the permeable soil layer;
s2: installing a connecting piece for protecting the orifice at the orifice of the condensation pipe orifice, wherein the connecting piece is fixed with the structural plate through bolts and nuts;
s3: a heat insulation material is arranged at the joint of the structural plate and the permeable soil layer in the condensation pipe hole, and the heat insulation material is arranged on the inner wall of the connecting piece in the condensation pipe hole;
s4: placing a condensation pipe into the condensation pipe hole, connecting the condensation pipe with the connecting piece, adjusting the length of the condensation pipe extending into the condensation pipe hole through the connecting piece, and fixing the condensation pipe;
s5: the condensing pipe is connected with condensing equipment, condensate is introduced into the condensing pipe to freeze the permeable soil layer, and then reconstruction construction is carried out;
s6: after construction is completed, the condensing pipe is drawn out from the condensing pipe hole, condensate is recovered, the condensing pipe hole is filled with expansion water stopping materials, a cover plate is placed at the hole opening of the condensing pipe hole, and the cover plate is fixed at the hole opening of the condensing pipe hole through the connecting piece.
Through the technical scheme, the size of the transformation area suitable for the method is small-range transformation with the single-side size of a plane of 1-2 meters and the area of not more than 5 square meters, and the construction part of the method is positioned in local transformation of the basement bottom plate formed by construction. In the construction process of the method, after the holes of the condensation pipe are drilled, the protection hole and the connecting piece for fixing the condensation pipe are anchored into the structural plate through bolts, so that the connecting piece cannot deviate and the protection hole is not broken. And heat-insulating materials are filled in corresponding positions in the holes, so that the condensation pipe is prevented from directly freezing the structural plate concrete in the non-reconstruction area in the freezing process, and the frostbite is avoided. Because the method has small volume and small diameter of the adopted condensing pipes, the number of the condensing pipes is increased or reduced according to the field requirement in the reconstruction area, the freezing condition can be effectively controlled, the frost heaving phenomenon of soil layers is avoided, and the original reinforcing steel bars in the basement bottom plate can be avoided by the condensing pipes due to the small size, so that the safety of the structure is protected. After the permeable soil layer is frozen, the frozen area is excavated to complete transformation work, and simultaneously after transformation is completed, the condensation pipe hole is filled with expansion water stopping materials, and meanwhile, the cover plate is used for sealing, so that water seepage is avoided, and meanwhile, the structural integrity is guaranteed.
Further, the connecting piece in S2 is cylindrical structure, the connecting piece includes bobbin and connecting portion, the external diameter of bobbin with the aperture looks adaptation of condensation tube hole, connecting portion are located the top of bobbin, the size of connecting portion is greater than the size of bobbin, be equipped with the bolted connection hole on the connecting portion.
Through the technical scheme, the bobbin of the connecting piece stretches into the condensation pipe hole, the connecting part is exposed out of the condensation pipe hole and is fixedly connected with the structural plate, the connecting piece is used for protecting the orifice of the condensation pipe hole from edge collapse and breakage, and meanwhile the connecting piece is also used for adjusting the length of the condensation pipe stretching into the condensation pipe hole and fixing the condensation pipe.
Further, a connecting handle is arranged on the connecting portion and is of an L-shaped structure, the connecting handle is hinged with the connecting portion, and the end portion of the connecting handle is in a ball shape.
Through above-mentioned technical scheme, the connecting handle is L shape structure, and simultaneously connecting handle adopts articulated mode with connecting portion for the connecting handle can free rotation. When lifting the connecting handle and keeping away from the condenser pipe, the fixing effect on the condenser pipe is relieved, so that the condenser pipe can move in the connecting piece, when the condenser pipe stretches into a proper position in the condenser pipe hole, the connecting handle is pressed to be in contact with the condenser pipe, and at the moment, the condenser pipe is fixed with the connecting piece, and fastening of the condenser pipe is completed. The length of the condensing tube extending into the hole is conveniently adjusted and the condensing tube is fixed, so that the subsequent freezing effect is ensured.
Further, the diameter of the condenser pipe with the internal diameter looks adaptation of section of thick bamboo pipe, the condenser pipe is equipped with the joint piece, the diameter of joint piece is greater than the aperture of condensation tube hole, the below of joint piece is equipped with first stagnant water rubber, be equipped with on the joint piece with the first joint bump of connecting handle joint.
Through the technical scheme, the condenser pipe stretches into in the condenser pipe hole, the joint piece on the condenser pipe is located outside the hole, first joint bump on the joint piece is used for with the end ball joint of joint handle, when the joint handle pushes down, the tip ball of joint handle and first joint bump joint, at this moment the joint piece is fixed can not remove with the connecting block for the condenser pipe is fixed in the condenser pipe hole, guarantees that the condenser pipe can not displace in the freezing in-process of follow-up, and the joint handle can rotate simultaneously, has promoted the efficiency of installation and dismantlement condenser pipe and has adjusted the length of condenser pipe in the hole effectively. Meanwhile, the first water stop rubber arranged below the clamping block is positioned in the hole and used for preventing liquid from leaking.
Further, the apron includes joint portion and compresses tightly the portion, the diameter of joint portion is less than the aperture of condensation tube hole, be equipped with the second stagnant water rubber on the joint portion, compress tightly the portion and be located the top of joint portion, the diameter of compressing tightly the portion is greater than the aperture of condensation tube hole, compress tightly be equipped with on the portion be used for with the second joint bump of connecting handle joint.
Through above-mentioned technical scheme, after reforming transform, need carry out stagnant water shutoff to condensation tube hole, fill inflation stagnant water material in condensation tube hole back, with the apron shutoff drill way, the second stagnant water rubber that the apron joint portion set up is used for preventing the infiltration, and when the tip of joint handle compresses tightly the second joint bump to the clamp portion top, the apron is fixed. The leakage condition of the holes after construction is effectively avoided, and the drying environment of the building in the subsequent use process is ensured.
Further, step S11 is provided between S1 and S2: and (5) polishing and smoothing the edge of the orifice of the condensation pipe orifice.
Through the technical scheme, the edge of the condensation pipe hole is polished smoothly, the connecting piece is conveniently placed into the condensation pipe hole, meanwhile, the condensation pipe hole is protected from edge breakage, and the influence of the protrusion of the condensation pipe into the hole is avoided.
The beneficial effects of the invention are as follows:
1) The method is suitable for small-range bottom plate transformation, and the structural plates and the permeable soil layer are easy to excavate in the transformation process. The freezing of the permeable soil layer by the condenser pipe makes the construction of the structural layer with insufficient precipitation capacity convenient, and simultaneously the method has small volume, and the selected condenser pipe and condenser pipe hole have small size, so that the reconstruction operation can be performed on the bottom plate in a small range.
2) The disassembly and assembly efficiency of the condensing tube is improved, and the construction efficiency is further improved. The joint piece of condenser pipe and the joint handle joint on the connecting piece realize fixing and loosening the condenser pipe through lifting or compressing tightly the joint handle, simple structure conveniently adjusts the length that the condenser pipe stretches into downthehole, has promoted the efficiency of installation and dismantlement condenser pipe simultaneously effectively.
3) The transformation process has little influence on the original structure, and ensures the integrity of the subsequent use of the building. The smaller size enables the condensation pipe to avoid original steel bars in the basement bottom plate, the protection structure is safe, and the heat insulation material filled in the condensation pipe hole prevents the condensation pipe from directly freezing structural plate concrete in a non-reconstruction area in the freezing process. After construction, water in the holes is stopped and blocked, leakage of the holes after construction is effectively avoided, and a drying environment in the subsequent use process of the building is ensured.
Drawings
FIG. 1 is a schematic illustration of an elevation arrangement of a water facing structural panel in the background;
FIG. 2 is a schematic elevation view of a partial freezing reconstruction method for a water facing structural slab according to the present invention;
FIG. 3 is a schematic illustration of an elevation arrangement of step S6 of the present invention;
FIG. 4 is a schematic plan view of a condenser tube;
in the figure, 1-condensation pipe hole, 2-structural plate, 3-permeable soil layer, 4-condensation pipe, 401-joint piece, 402-first sealing rubber, 403-first joint bump, 5-connecting piece, 501-bobbin, 502-connecting part, 503-connecting handle, 6-heat insulation material, 7-expansion sealing material, 8-apron, 801-joint part, 802-compression part, 803-second joint bump, 804-second sealing rubber.
Detailed Description
The technical solutions of the present invention will be clearly and completely described below with reference to the embodiments, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present invention, based on the embodiments of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution:
as shown in fig. 1 to 4, a method for modifying a partial freezing of a water-facing structure plate includes the steps of:
s1: a plurality of condensation pipe holes 1 are uniformly drilled in the construction transformation area, and the condensation pipe holes 1 penetrate through the structural plate 2 and the permeable soil layer 3;
s2: a connecting piece 5 for protecting the orifice is arranged at the orifice of the condensation pipe orifice 1, and the connecting piece 5 is fixed with the structural plate 2 through bolts and nuts;
s3: a heat insulation material 6 is arranged at the joint of the structural plate 2 and the permeable soil layer 3 in the condensation pipe hole 1, and the heat insulation material 6 is arranged on the inner wall of the connecting piece 5 in the condensation pipe hole 1;
s4: placing a condensation pipe 4 into the condensation pipe hole 1, connecting the condensation pipe 4 with the connecting piece 5, adjusting the length of the condensation pipe 4 extending into the condensation pipe hole 1 through the connecting piece 5, and fixing the condensation pipe 4;
s5: the condensing pipe 4 is connected with condensing equipment, condensate is introduced into the condensing pipe 4 to freeze the permeable soil layer 3, and then reconstruction construction is carried out;
s6: after construction is completed, the condensation pipe 4 is drawn out from the condensation pipe hole 1, condensate is recovered, the condensation pipe hole 1 is filled with an expansion water stopping material 7, a cover plate 8 is placed at the orifice of the condensation pipe hole 1, and the cover plate 8 is fixed at the orifice of the condensation pipe hole 1 through the connecting piece 5.
Through the technical scheme, the size of the transformation area suitable for the method is small-range transformation with the single-side size of a plane of 1-2 meters and the area of not more than 5 square meters, and the construction part of the method is positioned in local transformation of the basement bottom plate formed by construction. In the construction process of the method, after the holes of the condensation pipe are drilled, the protection hole and the connecting piece for fixing the condensation pipe are anchored into the structural plate through bolts, so that the connecting piece cannot deviate and the protection hole is not broken. And heat-insulating materials are filled in corresponding positions in the holes, so that the condensation pipe is prevented from directly freezing the structural plate concrete in the non-reconstruction area in the freezing process, and the frostbite is avoided. Because the method has small volume and small diameter of the adopted condensing pipes, the number of the condensing pipes is increased or reduced according to the field requirement in the reconstruction area, the freezing condition can be effectively controlled, the frost heaving phenomenon of soil layers is avoided, and the original reinforcing steel bars in the basement bottom plate can be avoided by the condensing pipes due to the small size, so that the safety of the structure is protected. After the permeable soil layer is frozen, the frozen area is excavated to complete transformation work, and simultaneously after transformation is completed, the condensation pipe hole is filled with expansion water stopping materials, and meanwhile, the cover plate is used for sealing, so that water seepage is avoided, and meanwhile, the structural integrity is guaranteed.
Further, the connecting piece 5 in S2 is a cylindrical structure, the connecting piece 5 includes a tube 501 and a connecting portion 502, an outer diameter of the tube 501 is adapted to an aperture of the condensation tube hole 1, the connecting portion 502 is located above the tube 501, a size of the connecting portion 502 is larger than a size of the tube 501, and a bolt connecting hole is formed in the connecting portion 502.
Through the technical scheme, the bobbin of the connecting piece stretches into the condensation pipe hole, the connecting part is exposed out of the condensation pipe hole and is fixedly connected with the structural plate, the connecting piece is used for protecting the orifice of the condensation pipe hole from edge collapse and breakage, and meanwhile the connecting piece is also used for adjusting the length of the condensation pipe stretching into the condensation pipe hole and fixing the condensation pipe.
Further, the connecting portion 502 is provided with a connecting handle 503, the connecting handle 503 is in an L-shaped structure, the connecting handle 503 is hinged to the connecting portion 502, and an end portion of the connecting handle 503 is in a sphere shape.
Through above-mentioned technical scheme, the connecting handle is L shape structure, and simultaneously connecting handle adopts articulated mode with connecting portion for the connecting handle can free rotation. When lifting the connecting handle and keeping away from the condenser pipe, the fixing effect on the condenser pipe is relieved, so that the condenser pipe can move in the connecting piece, when the condenser pipe stretches into a proper position in the condenser pipe hole, the connecting handle is pressed to be in contact with the condenser pipe, and at the moment, the condenser pipe is fixed with the connecting piece, and fastening of the condenser pipe is completed. The length of the condensing tube extending into the hole is conveniently adjusted and the condensing tube is fixed, so that the subsequent freezing effect is ensured.
Further, the diameter of the condensation pipe 4 is matched with the inner diameter of the bobbin 501, the condensation pipe 4 is provided with a clamping block 401, the diameter of the clamping block 401 is larger than the aperture of the condensation pipe hole 1, a first water stop rubber 402 is arranged below the clamping block 401, and a first clamping protruding point 403 clamped with the connecting handle 503 is arranged on the clamping block 401.
Through the technical scheme, the condenser pipe stretches into in the condenser pipe hole, the joint piece on the condenser pipe is located outside the hole, first joint bump on the joint piece is used for with the end ball joint of joint handle, when the joint handle pushes down, the tip ball of joint handle and first joint bump joint, at this moment the joint piece is fixed can not remove with the connecting block for the condenser pipe is fixed in the condenser pipe hole, guarantees that the condenser pipe can not displace in the freezing in-process of follow-up, and the joint handle can rotate simultaneously, has promoted the efficiency of installation and dismantlement condenser pipe and has adjusted the length of condenser pipe in the hole effectively. Meanwhile, the first water stop rubber arranged below the clamping block is positioned in the hole and used for preventing liquid from leaking.
Further, the cover plate 8 includes a coupling portion 801 and a pressing portion 802, the diameter of the coupling portion 801 is smaller than the aperture of the condensation tube hole 1, a second water stop rubber 804 is disposed on the coupling portion 801, the pressing portion 802 is located above the coupling portion 801, the diameter of the pressing portion 802 is larger than the aperture of the condensation tube hole 1, and a second clamping bump 803 for being clamped with the connection handle 503 is disposed on the pressing portion 802.
Through above-mentioned technical scheme, after reforming transform, need carry out stagnant water shutoff to condensation tube hole, fill inflation stagnant water material in condensation tube hole back, with the apron shutoff drill way, the second stagnant water rubber that the apron joint portion set up is used for preventing the infiltration, and when the tip of joint handle compresses tightly the second joint bump to the clamp portion top, the apron is fixed. The leakage condition of the holes after construction is effectively avoided, and the drying environment of the building in the subsequent use process is ensured.
Further, step S11 is provided between S1 and S2: and (5) polishing and smoothing the edge of the orifice of the condensation pipe orifice 1.
Through the technical scheme, the edge of the condensation pipe hole is polished smoothly, the connecting piece is conveniently placed into the condensation pipe hole, meanwhile, the condensation pipe hole is protected from edge breakage, and the influence of the protrusion of the condensation pipe into the hole is avoided.
Further, the condensation pipe holes 1 in the reconstruction area are uniformly distributed, so that the subsequent freezing of the permeable soil layer 3 through the condensation pipe 4 is ensured to be uniform and complete, and the freezing effect of the permeable soil layer 3 is improved.
The foregoing is merely a preferred embodiment of the invention, and it is to be understood that the invention is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.
Claims (3)
1. A method for modifying a water-facing structural plate by local freezing is characterized in that: the method comprises the following steps:
s1: a plurality of condensation pipe holes (1) are uniformly drilled in the construction transformation area, and the condensation pipe holes (1) penetrate through the structural plate (2) and the permeable soil layer (3);
s2: a connecting piece (5) for protecting the orifice is arranged at the orifice of the condensation tube orifice (1), and the connecting piece (5) is fixed with the structural plate (2) through a bolt and a nut;
s3: a heat insulation material (6) is arranged at the joint of the structural plate (2) and the permeable soil layer (3) in the condensation pipe hole (1), and the heat insulation material (6) is arranged on the inner wall of the connecting piece (5) in the condensation pipe hole (1);
s4: placing a condensation pipe (4) into the condensation pipe hole (1), connecting the condensation pipe (4) with the connecting piece (5), adjusting the length of the condensation pipe (4) extending into the condensation pipe hole (1) through the connecting piece (5), and fixing the condensation pipe (4);
s5: the condensing pipe (4) is connected with condensing equipment, condensate is introduced into the condensing pipe (4) to freeze the permeable soil layer (3), and then reconstruction construction is carried out;
s6: after construction is completed, the condensing pipe (4) is extracted from the condensing pipe hole (1) and condensate is recovered, the condensing pipe hole (1) is filled with an expansion water stopping material (7), a cover plate (8) is placed at the orifice of the condensing pipe hole (1), and the cover plate (8) is fixed at the orifice of the condensing pipe hole (1) through the connecting piece (5);
the connecting piece (5) in the S2 is of a cylindrical structure, the connecting piece (5) comprises a bobbin (501) and a connecting part (502), the outer diameter of the bobbin (501) is matched with the aperture of the condensation pipe hole (1), the connecting part (502) is positioned above the bobbin (501), the size of the connecting part (502) is larger than that of the bobbin (501), and a bolt connecting hole is formed in the connecting part (502);
a connecting handle (503) is arranged on the connecting part (502), the connecting handle (503) is of an L-shaped structure, the connecting handle (503) is hinged with the connecting part (502), and the end part of the connecting handle (503) is in a sphere shape;
the diameter of condenser pipe (4) with the internal diameter looks adaptation of bobbin (501), condenser pipe (4) are equipped with joint piece (401), the diameter of joint piece (401) is greater than the aperture of condensation tube hole (1), the below of joint piece (401) is equipped with first stagnant water rubber (402), be equipped with on joint piece (401) with first joint bump (403) of connecting handle (503) joint.
2. The method for partial freezing reconstruction of a water-facing structural panel according to claim 1, wherein: the cover plate (8) comprises a combining part (801) and a pressing part (802), the diameter of the combining part (801) is smaller than the aperture of the condensation pipe hole (1), a second water stop rubber (804) is arranged on the combining part (801), the pressing part (802) is located above the combining part (801), the diameter of the pressing part (802) is larger than the aperture of the condensation pipe hole (1), and a second clamping bump (803) used for being clamped with the connecting handle (503) is arranged on the pressing part (802).
3. The method for partial freezing reconstruction of a water-facing structural panel according to claim 1, wherein: step S11 is provided between S1 and S2: and (3) polishing and smoothing the edge of the orifice of the condensation tube hole (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310110242.5A CN115928703B (en) | 2023-02-14 | 2023-02-14 | Partial freezing reconstruction method for water facing structural plate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310110242.5A CN115928703B (en) | 2023-02-14 | 2023-02-14 | Partial freezing reconstruction method for water facing structural plate |
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| CN115928703B true CN115928703B (en) | 2023-05-23 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016574A (en) * | 2016-07-12 | 2016-10-12 | 四川省建筑科学研究院 | Heat recovery fresh air fan |
| CN111255460A (en) * | 2018-12-03 | 2020-06-09 | 江苏万隆管业有限公司 | Shield constructs in-out hole and freezes reinforcing PVC and freezes pipe |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4036286A (en) * | 1972-11-02 | 1977-07-19 | Mcdonnell Douglas Corporation | Permafrost stabilizing heat pipe assembly |
| CA1057092A (en) * | 1975-11-11 | 1979-06-26 | Bergwerksverband G.M.B.H. | Tubular one-way closure for injecting a material into a hole |
| NL1016663C1 (en) * | 2000-11-21 | 2002-05-22 | Visser & Smit Bouw Bv | Device for sealing drill hole during and after drilling through wall, on opposite side of which there is water with pressure of up to ten atmospheres involves baseplate with central opening placed against wall and secured by anchors |
| JP2009221727A (en) * | 2008-03-14 | 2009-10-01 | Nihon Suido Consultants Co Ltd | Freezing method for ground around existing small-scale underground structure |
| JP2011080306A (en) * | 2009-10-09 | 2011-04-21 | Goto Concrete Kk | Construction method of reforming existing side ditch |
| JP5876353B2 (en) * | 2012-03-29 | 2016-03-02 | 鹿島建設株式会社 | Steel pipe pile construction method |
| JP6341590B2 (en) * | 2013-08-30 | 2018-06-13 | ケミカルグラウト株式会社 | Freezing method and freezing method construction system |
| JP6661375B2 (en) * | 2016-01-08 | 2020-03-11 | 鹿島建設株式会社 | Freezing pipe construction method |
| FR3066204B1 (en) * | 2017-05-11 | 2020-12-04 | Vinci Construction | METHOD AND DEVICE FOR FREEZING A SOLID SOIL |
| CN207598275U (en) * | 2017-11-20 | 2018-07-10 | 安徽亚太锚链制造有限公司 | A kind of anchor rod anchored construction |
| CN109024548B (en) * | 2018-07-26 | 2023-10-31 | 北京城建集团有限责任公司 | Local freezer and manufacturing method |
| CN208859782U (en) * | 2018-08-24 | 2019-05-14 | 四川省建筑科学研究院 | A kind of accurate quick control device of air conditioning water pump of Energy Efficient Retrofit of Public Building |
| CN211898470U (en) * | 2020-01-22 | 2020-11-10 | 庄守云 | Municipal administration foundation ditch drilling plugging device that gushes water |
| CN213235055U (en) * | 2020-08-13 | 2021-05-18 | 辽宁中科地下工程有限公司 | High-safety freezing device for construction of building freezing method |
| CN113404430A (en) * | 2021-05-27 | 2021-09-17 | 中国一冶集团有限公司 | Safe embedding method of freezing pipe |
| CN114542142A (en) * | 2022-01-11 | 2022-05-27 | 武汉大学 | Self-locking large-deformation energy-absorbing anchor rod and anchor rod device |
-
2023
- 2023-02-14 CN CN202310110242.5A patent/CN115928703B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016574A (en) * | 2016-07-12 | 2016-10-12 | 四川省建筑科学研究院 | Heat recovery fresh air fan |
| CN111255460A (en) * | 2018-12-03 | 2020-06-09 | 江苏万隆管业有限公司 | Shield constructs in-out hole and freezes reinforcing PVC and freezes pipe |
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| CN115928703A (en) | 2023-04-07 |
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