CN115030550A - Construction method for rapidly plugging outer wall hole by prefabricated member - Google Patents
Construction method for rapidly plugging outer wall hole by prefabricated member Download PDFInfo
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- CN115030550A CN115030550A CN202210733828.2A CN202210733828A CN115030550A CN 115030550 A CN115030550 A CN 115030550A CN 202210733828 A CN202210733828 A CN 202210733828A CN 115030550 A CN115030550 A CN 115030550A
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- grouting
- wall
- hole
- prefabricated member
- construction method
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0203—Arrangements for filling cracks or cavities in building constructions
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0203—Arrangements for filling cracks or cavities in building constructions
- E04G23/0211—Arrangements for filling cracks or cavities in building constructions using injection
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a construction method for rapidly plugging an outer wall hole by a prefabricated member, which comprises the following steps: pretreating a wall opening on a wall body; splicing the prefabricated member and inserting the prefabricated member into the wall hole, wherein the prefabricated member comprises at least two splicing blocks, the outer side surfaces of the splicing blocks are matched with the inner wall of the wall hole, and grouting holes are formed in the inner side surfaces of the splicing blocks through unilaterally-communicated splicing holes; plugging the grouting joint into the port of the grouting hole, and externally supporting the grouting joint to enable the outer side face of the splicing block to be tightly attached to the inner wall of the wall hole; connecting the grouting joint with a grouting pipe, and injecting mortar into the grouting hole for filling; filling the assembly gaps in the wall opening with mortar until the mortar flows out from the end parts; and after the mortar is initially set, pulling out the grouting joint. The invention has the beneficial effects that: adopt precast concrete spare to combine the slip casting technique to carry out the shutoff of outer wall hole, both guaranteed closely knit degree, increased the durability again, the work progress exerts tension in advance simultaneously, makes it inseparabler with the major structure contact, avoids the appearance of seepage.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a construction method for rapidly plugging an outer wall hole by a prefabricated member.
Background
In the construction process of building engineering, the leakage of the outer wall is often caused by the fact that the screw holes of the outer wall are not tightly plugged. The traditional plugging of the screw hole of the outer wall mainly adopts the following two modes: one method is to adopt cement mortar for plugging, firstly wash out the inner sleeve of the wall, then blow a foaming agent into the wall hole, and finally use the cement mortar for plugging, the method has poor operation controllability, the plugging depth of the cement mortar cannot meet the specified requirements and the filling is not compact, and the filling depth of the mortar is completely dependent on the operation of workers; the other is to adopt a cork or a rubber plug to plug the screw hole, although the problem of compactness can be solved, the cork or the rubber plug material is easy to age, and the aged plugging material generates a leakage channel, thereby causing the leakage of the outer wall. Therefore, how to improve the plugging quality of the outer wall hole and improve the durability is a problem which is always considered by technical personnel in the field, particularly the plugging construction of the full cast-in-place outer wall hole.
Disclosure of Invention
The invention aims to: the invention provides a construction method for rapidly plugging an outer wall hole by a prefabricated member, which solves the problem of leakage of the existing outer wall.
The purpose of the invention is realized by the following technical scheme:
a construction method for rapidly plugging an outer wall hole by a prefabricated member comprises the following steps:
firstly, preprocessing a wall hole on a wall body;
splicing the prefabricated member and inserting the prefabricated member into the wall hole, wherein the prefabricated member comprises at least two splicing blocks, the outer side surfaces of the splicing blocks are matched with the inner wall of the wall hole, and grouting holes are formed in the inner side surfaces of the splicing blocks through single-side through splicing block holes;
step three, plugging the grouting joint into the port of the grouting hole, and externally supporting the grouting joint to enable the outer side surface of the splicing block to be tightly attached to the inner wall of the wall hole;
fourthly, connecting the grouting joint with a grouting pipe, and injecting mortar into the grouting hole for filling;
fifthly, filling the assembly gaps in the wall opening with mortar until the mortar flows out from the end parts;
sixthly, after the mortar is initially set, pulling out the grouting joint.
Furthermore, in the step I, a conical groove is formed in the inner port of the wall hole by using a rotary file, and in the step II, the conical end of the inner end of the split block is matched with the conical groove, so that the prefabricated member has pretightening force.
Further, the prefabricated member comprises two split blocks.
Furthermore, the wall opening and the prefabricated member are both circular in cross section.
Furthermore, in the second step, the inner end and the outer end of the prefabricated member are respectively flush with the inner end surface and the outer end surface of the wall body.
Furthermore, slip casting connect including conical head and fastening head, the conical head is used for inserting in the slip casting hole, and the fastening head is used for connecting the slip casting pipe.
Furthermore, in the third step, a release agent is coated on the grouting joint, and then the grouting joint is plugged into the port of the grouting hole.
Furthermore, in the third step, after the grouting joint is plugged into the port of the grouting hole, the grouting joint is knocked inwards, so that the grouting joint is externally supported.
Furthermore, in the fourth step, the mortar is high-grade expansive mortar.
The invention has the beneficial effects that: adopt precast concrete spare to combine grouting technique to carry out the shutoff of outer wall hole, both guaranteed closely knit degree, increased the durability again, the work progress exerts tension in advance simultaneously, makes it inseparabler with the major structure contact, avoids the appearance of seepage.
The main scheme and the further selection schemes can be freely combined to form a plurality of schemes which are all adopted and claimed by the invention; in the invention, the selection (each non-conflict selection) and other selections can be freely combined. The skilled person in the art can understand that there are many combinations, which are all the technical solutions to be protected by the present invention, according to the prior art and the common general knowledge after understanding the scheme of the present invention, and the technical solutions are not exhaustive herein.
Drawings
Fig. 1 is a schematic structural view of the present invention.
FIG. 2 is a schematic representation of the structure of the preform of the present invention.
Fig. 3 is a schematic structural view of the grouting joint of the present invention.
In the figure: 1-wall body, 2-wall opening, 3-prefabricated part and 4-grouting joint; 31-splicing block holes, 32-splicing blocks; 41-conical head, 42-fastening head.
Detailed Description
The following non-limiting examples serve to illustrate the invention.
Example 1:
referring to fig. 1 to 3, a construction method for rapidly plugging an outer wall hole by a prefabricated member includes the following steps:
firstly, the wall opening 2 on the wall body 1 is pretreated, so that no sundries are left at the wall opening 2, subsequent normal construction is not affected, and meanwhile, a taper groove is formed at the inner port of the wall opening 2 through a rotary file.
And secondly, splicing the prefabricated members 3 and inserting the prefabricated members into the wall holes 2, wherein the wall holes 2 and the prefabricated members 3 are both circular in cross section, and plugging the cylindrical wall holes 2 by using the cylindrical prefabricated members 3 to ensure shape matching.
The prefabricated member 3 comprises two splicing blocks 32, the outer side surfaces of the splicing blocks 32 are matched with the inner wall of the wall hole 2, namely, the splicing blocks are circular arc-shaped, and grouting holes are formed in the inner side surfaces of the splicing blocks 32 through single-side through splicing block holes 31, so that the wall hole 2 can be subsequently grouted.
The taper end of the inner end of the splicing block 32 is matched with the taper of the taper groove in a consistent manner, so that the prefabricated member 3 has pretightening force. The inner end and the outer end of the prefabricated member 3 are respectively flush with the inner end face and the outer end face of the wall body 1, the prefabricated member 3 is not higher than or lower than the wall body 1, and the overall attractiveness is guaranteed.
Step three, the grouting joint 4 comprises a conical head 41 and a fastening head 42, an isolating agent is coated on the conical head 41 of the grouting joint 4, then the conical head 41 of the grouting joint 4 is plugged into the end opening of the grouting hole, the grouting joint 4 is knocked inwards, so that the grouting joint 4 is externally supported, the outer side surfaces of the split blocks 32 are tightly attached to the inner wall of the wall hole 2, and certain tension is applied to the two split blocks 32 in advance.
And fourthly, connecting the fastening head 42 of the grouting joint 4 with the grouting pipe, arranging an annular bulge on the outer side of the fastening head 42 to ensure that the glue injection pipe is sleeved and fixed on the fastening head 42, and injecting mortar into the grouting hole for filling, wherein the mortar is the first-grade expansive mortar higher than that of the wall body 1.
Fifthly, filling assembly gaps in the wall opening 2 with mortar, wherein the assembly gaps comprise gaps between the splicing blocks 32 and the inner wall of the wall opening 2, and the mortar also has an external supporting function to ensure that the splicing blocks 32 are attached to the inner wall of the wall opening 2 until the mortar flows out from the end parts. The other end of the block hole 31 on the block 32 is not through, so that the pressure of grouting is ensured, and the mortar is prevented from flowing out.
Sixthly, after the mortar is initially set, the grouting joint 4 is pulled out for recycling.
The foregoing basic embodiments of the invention and their various further alternatives can be freely combined to form multiple embodiments, all of which are contemplated and claimed herein. In the scheme of the invention, each selection example can be combined with any other basic example and selection example at will.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A construction method for rapidly plugging an outer wall hole by a prefabricated member is characterized by comprising the following steps:
firstly, preprocessing a wall hole (2) on a wall body (1);
splicing the prefabricated part (3) and inserting the prefabricated part into the wall hole (2), wherein the prefabricated part (3) comprises at least two splicing blocks (32), the outer side surfaces of the splicing blocks (32) are matched with the inner wall of the wall hole (2), and the inner side surfaces of the splicing blocks (32) form grouting holes through splicing block holes (31) which are communicated at one side;
step three, plugging the grouting joint (4) into the port of the grouting hole, and externally supporting the grouting joint (4) to enable the outer side surface of the split block (32) to be tightly attached to the inner wall of the wall hole (2);
fourthly, connecting the grouting joint (4) with a grouting pipe, and injecting mortar into the grouting hole for filling;
fifthly, filling the assembly gap in the wall hole (2) with mortar until the mortar flows out from the end part;
sixthly, pulling out the grouting joint (4) after the mortar is initially set.
2. The construction method for rapidly plugging an outer wall hole by using the prefabricated member as claimed in claim 1, wherein the construction method comprises the following steps: in the first step, a rotary file is used for forming a conical groove at the inner port of the wall hole (2), and in the second step, the conical end at the inner end of the splicing block (32) is matched with the conical groove, so that the prefabricated member (3) has pretightening force.
3. The construction method for rapidly plugging the outer wall hole by the prefabricated member according to claim 1, characterized in that: the prefabricated member (3) comprises two splicing blocks (32).
4. The construction method for rapidly plugging an outer wall hole by using the prefabricated member according to claim 1 or 3, characterized by comprising the following steps of: the wall opening (2) and the prefabricated member (3) are both circular in cross section.
5. The construction method for rapidly plugging an outer wall hole by using the prefabricated member according to claim 1 or 3, wherein the construction method comprises the following steps: in the second step, the inner end and the outer end of the prefabricated member (3) are respectively flush with the inner end surface and the outer end surface of the wall body (1).
6. The construction method for rapidly plugging an outer wall hole by using the prefabricated member as claimed in claim 1, wherein the construction method comprises the following steps: the grouting joint (4) comprises a conical head (41) and a fastening head (42), wherein the conical head (41) is inserted into a grouting hole, and the fastening head (42) is used for connecting a grouting pipe.
7. The construction method for rapidly plugging an outer wall hole by using the prefabricated member as claimed in claim 1 or 6, wherein the construction method comprises the following steps: in the third step, a release agent is coated on the grouting joint (4), and then the grouting joint (4) is plugged into the port of the grouting hole.
8. The construction method for rapidly plugging an outer wall hole by using the prefabricated member as claimed in claim 1 or 6, wherein the construction method comprises the following steps: in the third step, after the grouting joint (4) is plugged into the port of the grouting hole, the grouting joint (4) is knocked inwards, so that the grouting joint (4) is externally supported.
9. The construction method for rapidly plugging the outer wall hole by the prefabricated member according to claim 1, characterized in that: in the fourth step, the mortar is high-grade expansive mortar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210733828.2A CN115030550B (en) | 2022-06-27 | 2022-06-27 | Construction method for rapidly plugging outer wall hole by prefabricated member |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210733828.2A CN115030550B (en) | 2022-06-27 | 2022-06-27 | Construction method for rapidly plugging outer wall hole by prefabricated member |
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| Publication Number | Publication Date |
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| CN115030550A true CN115030550A (en) | 2022-09-09 |
| CN115030550B CN115030550B (en) | 2023-08-15 |
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| CN202210733828.2A Active CN115030550B (en) | 2022-06-27 | 2022-06-27 | Construction method for rapidly plugging outer wall hole by prefabricated member |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0716189A1 (en) * | 1994-12-07 | 1996-06-12 | Shigeo Nagahama | A cut-off water process for a concrete underground structure |
| JP2011219945A (en) * | 2010-04-06 | 2011-11-04 | Nippon Steel Corp | Reinforcing structure and reinforcing method for bolt joint joining part of h-shaped steel |
| US20150068137A1 (en) * | 2013-09-09 | 2015-03-12 | Richard LEWIN | Prefabricated wall apparatus and method |
| JP6148375B1 (en) * | 2016-06-21 | 2017-06-14 | 株式会社ダイニチ | Repair method for exterior wall finishing materials |
| CN208777951U (en) * | 2018-07-20 | 2019-04-23 | 宁波联城住工科技有限公司 | Sealing of hole plug |
| CN208965888U (en) * | 2018-09-19 | 2019-06-11 | 广东联城住工装备信息科技有限公司 | Half grout sleeve |
| CN110924702A (en) * | 2019-11-28 | 2020-03-27 | 中国三冶集团有限公司 | Hole plugging device for brick-concrete or prefabricated part and operation method thereof |
| CN211735826U (en) * | 2020-01-04 | 2020-10-23 | 重庆渝能建筑安装工程有限公司 | Outer wall screw rod eyelet shutoff waterproof construction |
| CN111997041A (en) * | 2020-08-21 | 2020-11-27 | 西南石油大学 | Vacuum grouting device for preventing microorganism seepage of fractured rock mass and using method |
| CN113802698A (en) * | 2021-08-20 | 2021-12-17 | 上海宝冶集团有限公司 | Construction method for plugging split bolt holes of shear wall |
-
2022
- 2022-06-27 CN CN202210733828.2A patent/CN115030550B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0716189A1 (en) * | 1994-12-07 | 1996-06-12 | Shigeo Nagahama | A cut-off water process for a concrete underground structure |
| JP2011219945A (en) * | 2010-04-06 | 2011-11-04 | Nippon Steel Corp | Reinforcing structure and reinforcing method for bolt joint joining part of h-shaped steel |
| US20150068137A1 (en) * | 2013-09-09 | 2015-03-12 | Richard LEWIN | Prefabricated wall apparatus and method |
| JP6148375B1 (en) * | 2016-06-21 | 2017-06-14 | 株式会社ダイニチ | Repair method for exterior wall finishing materials |
| CN208777951U (en) * | 2018-07-20 | 2019-04-23 | 宁波联城住工科技有限公司 | Sealing of hole plug |
| CN208965888U (en) * | 2018-09-19 | 2019-06-11 | 广东联城住工装备信息科技有限公司 | Half grout sleeve |
| CN110924702A (en) * | 2019-11-28 | 2020-03-27 | 中国三冶集团有限公司 | Hole plugging device for brick-concrete or prefabricated part and operation method thereof |
| CN211735826U (en) * | 2020-01-04 | 2020-10-23 | 重庆渝能建筑安装工程有限公司 | Outer wall screw rod eyelet shutoff waterproof construction |
| CN111997041A (en) * | 2020-08-21 | 2020-11-27 | 西南石油大学 | Vacuum grouting device for preventing microorganism seepage of fractured rock mass and using method |
| CN113802698A (en) * | 2021-08-20 | 2021-12-17 | 上海宝冶集团有限公司 | Construction method for plugging split bolt holes of shear wall |
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| Publication number | Publication date |
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| CN115030550B (en) | 2023-08-15 |
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