CN213980033U - Shear force wall screw rod hole block structure - Google Patents
Shear force wall screw rod hole block structure Download PDFInfo
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- CN213980033U CN213980033U CN202022793226.5U CN202022793226U CN213980033U CN 213980033 U CN213980033 U CN 213980033U CN 202022793226 U CN202022793226 U CN 202022793226U CN 213980033 U CN213980033 U CN 213980033U
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Abstract
The utility model discloses a shear wall screw hole plugging structure, which relates to the technical field of building construction, and comprises an outer wall, a counter-pull screw hole penetrating through the outer wall and a PVC sleeve pipe in the counter-pull screw hole, wherein a plastic plug is inserted at the outer end of the PVC sleeve pipe, and a polyurethane foaming agent is filled in the PVC sleeve pipe; the plastic plug comprises an insertion section and a plugging cover, the insertion section is inserted in the PVC sleeve in a sealing mode, and the plugging cover jointly seals the cover and is arranged on the end face of the PVC sleeve and the outer wall of the outer wall. The utility model discloses not only the construction is simple, swift, reliable, and the leakproofness is good, compares current shutoff method waterproof performance better, effectively prevents the emergence of the problem of leaking of wall hole department.
Description
Technical Field
The utility model relates to a construction technical field particularly, relates to a shear force wall screw rod hole block structure.
Background
The cast-in-place is suitable for building industrialization, and the mould is required to be fixed, namely, the template is assembled on site, and then the concrete is poured. The cast wall has the characteristics of high strength and simple and convenient construction, so most of the existing buildings adopt a cast-in-place mode to construct the wall, in the cast-in-place process of the wall, the templates on the two sides of the wall are fixed by using the split screws, and for recycling the split bolts, the split bolts are arranged at the positions contacting with concrete
After the casing pipe and the concrete member are formed and removed from the oppositely pulling screw rods, a plurality of screw rod holes are left on the wall body, so that the wall body is easy to leak at the position.
At present, the screw-driven plugging method comprises the steps of cutting two ends of a PVC sleeve to be flush with the wall surface, cleaning the wall surface and the interior of the PVC sleeve, adopting 1:2 micro-expansion waterproof mortar (5% waterproof powder) to plug and compact the PVC sleeve close to the outer wall side, filling a polyurethane foaming agent into the PVC sleeve to plug and compact the rest part in the PVC sleeve, and finally, coating JS-II type waterproof paint with the thickness of 1.2mm within the range of 100mm of the peripheral diameter of the PVC sleeve on the outer side of the outer wall.
According to the plugging method, in the actual operation process, the PVC sleeve is easy to be uncleaned, so that a gap is formed between mortar and the inner wall of the PVC sleeve, and water cannot be effectively stopped, and the waterproof coating on the outer wall is easy to bulge and crack, so that the water stopping effect cannot be achieved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a shear force wall screw rod hole block structure, not only the construction is simple, swift, reliable, and the leakproofness is good, compares current shutoff method waterproof performance better, effectively prevents the emergence of the problem of leaking of wall hole department.
For realizing the purpose of the utility model, the technical proposal adopted is that: a shear wall screw hole plugging structure comprises an outer wall, a counter-pull screw hole penetrating through the outer wall and a PVC sleeve in the counter-pull screw hole, wherein a plastic plug is inserted into the outer end of the PVC sleeve, and a polyurethane foaming agent is filled in the PVC sleeve; the plastic plug comprises an insertion section and a plugging cover, the insertion section is inserted in the PVC sleeve in a sealing mode, and the plugging cover jointly seals the cover and is arranged on the end face of the PVC sleeve and the outer wall of the outer wall.
Furthermore, the outer wall of the insertion section and the inner side face of the plugging cover are coated with adhesives.
Furthermore, a convex ring is arranged on the outer wall of the insertion section.
Furthermore, the bulge loops are multiple and are uniformly distributed at intervals along the axis direction of the insertion end.
Furthermore, the cross section of the convex ring is triangular, and the diameter of the convex ring is gradually reduced along the inserting direction of the inserting section.
Furthermore, the distance between two adjacent convex rings is 5-7 mm.
Furthermore, the convex ring is made of rubber.
Furthermore, the length of the splicing section is 40-60 mm.
Furthermore, the inside of the insertion section is of a hollow structure, and the insertion end of the insertion section is provided with a chamfer.
Furthermore, the inserting section is in interference fit with the PVC sleeve.
Furthermore, both ends of the PVC sleeve are flush with the surface of the outer wall.
The utility model has the advantages that,
in the construction process, the PVC sleeve pipe is filled with compact polyurethane foaming agent after the outer end of the PVC sleeve pipe is blocked, so that the PVC sleeve pipe is completely blocked without compacting and leveling polymer cement waterproof mortar and coating polyurethane waterproof paint on the upstream surface of the side wall, the construction progress is accelerated, and the operability is stronger; meanwhile, the PVC sleeve is blocked more quickly and conveniently, the construction progress is accelerated, the construction period is shortened, and the cost is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the principles of the invention.
Fig. 1 is a structural diagram of a screw hole plugging structure of a shear wall provided by the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
Reference numbers and corresponding part names in the drawings:
1. the wall comprises an outer wall, 2, a PVC sleeve, 3, a plastic plug, 4, a polyurethane foaming agent, 5, an adhesive, 6 and a convex ring;
31. plug section, 32, closure lid.
Detailed Description
The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.
Example 1
As shown in fig. 1 and fig. 2, the shear wall screw hole plugging structure provided by this embodiment includes an outer wall 1, a counter-pull screw hole penetrating through the outer wall 1, and a PVC casing 2 in the counter-pull screw hole, and since the PVC casing 2 is disposed before concrete is poured, that is, after concrete is poured and formed, the concrete is in sealed contact with the PVC casing 2, and no leakage occurs between the concrete and the PVC casing 2.
The outer end of the PVC sleeve 2 is the end, close to the outer wall of the wall, of the PVC sleeve 2, the plastic plug 3 is inserted into the outer end of the PVC sleeve 2, after the plastic plug 3 is inserted into the PVC sleeve 2, the remaining part in the PVC sleeve 2 is filled with the polyurethane foaming agent 4, the polyurethane foaming agent 4 is filled in the whole PVC sleeve 2, and the inside of the PVC sleeve 2 is completely filled.
The plastic plug 3 comprises an inserting section 31 and a blocking cover 32, the blocking cover 32 and the inserting end are of an integral structure, and the blocking cover 32 blocks one end of the inserting end; the plug-in section 31 is hermetically inserted in the PVC sleeve 2, the outer wall of the plug-in section 31 is hermetically matched with the inner wall of the PVC sleeve 2, and the sealing covers 32 are jointly hermetically arranged on the end surface of the PVC sleeve 2 and the outer wall of the outer wall 1, so that the plug-in section 31 is inserted in the PVC sleeve 2, the inner side surfaces of the sealing covers 32 are hermetically and jointly pressed on the outer wall of the outer wall 1 and the end surface of the PVC sleeve 2, and the inner side surfaces of the sealing covers 32 are hermetically sealed with the outer wall of the outer wall 1 and the end surface of the PVC sleeve 2; through sealed cooperation, the inside surface of shutoff lid 32 and the outer wall of 1, the 2 end face seal cooperations of PVC sleeve pipe of sealed cooperation, shutoff between 31 outer walls of grafting section and the 2 inner walls of PVC sleeve pipe, make PVC sleeve pipe 2 be close to the one end realization sealed shutoff of the outer wall of outer wall 1 to inside effectively preventing that water from passing through PVC sleeve pipe 2 entering building, make water-proof effects improve greatly.
When carrying out the construction, clear up earlier 2 inner walls of PVC sleeve pipes, make 2 inner walls of PVC sleeve pipes keep clean, then, the plastics end cap 3 that will coat with adhesive 5 inserts the outer end of establishing at PVC sleeve pipe 2, and make the shutoff lid 32 on the plastics end cap 3 compress tightly on 1 outer wall of outer wall, and finally, pack the remaining part in PVC sleeve pipe 2 with polyurethane foaming agent 4, not only make 2 inside by the complete shutoff of PVC sleeve pipe, guaranteed that PVC sleeve pipe 2 is close to the leakproofness of 1 outer wall one end of outer wall.
The utility model discloses carry out the shutoff in-process in PVC sleeve pipe 2 outer end and do not need polymer cement waterproof mortar compaction to smear and brush polyurethane waterproof coating with a brush at the side wall upstream face for the construction progress.
Example 2
As shown in fig. 1 and fig. 2, the shear wall screw hole plugging structure provided by this embodiment includes an outer wall 1, a counter-pull screw hole penetrating through the outer wall 1, and a PVC casing 2 in the counter-pull screw hole, and since the PVC casing 2 is disposed before concrete is poured, that is, after concrete is poured and formed, the concrete is in sealed contact with the PVC casing 2, and no leakage occurs between the concrete and the PVC casing 2.
The outer end of the PVC sleeve 2 is the end, close to the outer wall of the wall, of the PVC sleeve 2, the plastic plug 3 is inserted into the outer end of the PVC sleeve 2, after the plastic plug 3 is inserted into the PVC sleeve 2, the remaining part in the PVC sleeve 2 is filled with the polyurethane foaming agent 4, the polyurethane foaming agent 4 is filled in the whole PVC sleeve 2, and the inside of the PVC sleeve 2 is completely filled.
The plastic plug 3 comprises an inserting section 31 and a blocking cover 32, the blocking cover 32 and the inserting end are of an integral structure, and the blocking cover 32 blocks one end of the inserting end; the plug-in section 31 is hermetically inserted in the PVC sleeve 2, the outer wall of the plug-in section 31 is hermetically matched with the inner wall of the PVC sleeve 2, and the sealing covers 32 are jointly hermetically arranged on the end surface of the PVC sleeve 2 and the outer wall of the outer wall 1, so that the plug-in section 31 is inserted in the PVC sleeve 2, the inner side surfaces of the sealing covers 32 are hermetically and jointly pressed on the outer wall of the outer wall 1 and the end surface of the PVC sleeve 2, and the inner side surfaces of the sealing covers 32 are hermetically sealed with the outer wall of the outer wall 1 and the end surface of the PVC sleeve 2; through sealed cooperation, the inside surface of shutoff lid 32 and the outer wall of 1, the 2 end face seal cooperations of PVC sleeve pipe of sealed cooperation, shutoff between 31 outer walls of grafting section and the 2 inner walls of PVC sleeve pipe, make PVC sleeve pipe 2 be close to the one end realization sealed shutoff of the outer wall of outer wall 1 to inside effectively preventing that water from passing through PVC sleeve pipe 2 entering building, make water-proof effects improve greatly.
Preferably, the outer wall of the plug section 31 and the inner side surface of the blocking cover 32 are both coated with adhesive 5, the adhesive 5 is special glue, and the adhesive 5 coated on the outer wall of the plug section 31 and the inner side surface of the blocking cover 32 needs to be kept sufficient, so that the plastic plug 3 is plugged into the PVC sleeve 2 and then has redundant adhesive 5 to seep out, the adhesive 5 is ensured to be filled between the plug section 31 and the inner wall of the PVC sleeve 2 and between the outer wall of the wall and the inner side of the blocking cover 32, the sealing performance of the outer end of the PVC sleeve 2 is ensured, and the sealing effect of the outer end of the PVC sleeve 2 is better.
Preferably, still be equipped with bulge loop 6 on the grafting section 31 outer wall, form the annular between two adjacent bulge loops 6, after the grafting section 31 inserts in PVC sleeve pipe 2, be full of adhesive 5 between two adjacent bulge loops 6, make adhesive 5 after solidifying, form the block structure between 5 rings of adhesive and the bulge loop 6 that form, prevent effectively that grafting section 31 from droing from PVC sleeve pipe 2, make the installation of grafting section 31 more firm.
Preferably, the bulge loops 6 are a plurality of, and a plurality of bulge loops 6 are arranged along the even interval of the axis direction of grafting end, and through the common cooperation of a plurality of bulge loops 6, make and fill 5 more of adhesive between the installation of grafting section 31 outer wall and PVC sleeve pipe 2 inner wall plastics end cap 3, make grafting of grafting section 31 more firm, make the leakproofness between grafting section 31 and the PVC sleeve pipe 2 better.
Preferably, the cross section of the convex ring 6 is triangular, the diameter of the convex ring 6 is gradually reduced along the inserting direction of the inserting section 31, the diameter of the convex ring 6 close to the inserting end of the inserting section 31 is smaller than the diameter of the convex ring 6 close to one end of the plugging cover 32, the inserting section 31 is more convenient to insert into the PVC sleeve 2, the plastic plug 3 is more convenient to install, and construction is more convenient.
Preferably, the distance between two adjacent convex rings 6 is 5-7 mm; the convex ring 6 is made of rubber, so that the deformation of the convex ring 6 is larger, after the inserting section 31 is inserted into the PVC casing 2, the convex ring 6 and the inner wall of the PVC casing 2 are tightly abutted to form line sealing, and the sealing performance between the inserting section 31 and the PVC casing 2 is better; meanwhile, after the adhesive 5 is solidified and formed, the adhesive 5 is in sealing fit with the convex ring 6, so that double sealing is formed between the PVC sleeve 2 and the inserting section 31, and the sealing effect is greatly improved.
The length of the plug section 31 is 40-60 mm, so that the plug section 31 has enough length, the plug section 31 is longer when being inserted into the PVC sleeve 2, and the plugging effect of the PVC sleeve 2 is ensured.
The interior of the plug section 31 is of a hollow structure, when the plug section 31 is inserted into the PVC sleeve 2, the polyurethane foaming agent 4 filled in the PVC sleeve 2 can also enter the plug section 31, so that after the polyurethane foaming agent 4 is solidified, the plug section 31 is fixed with the polyurethane foaming agent 4, and the plug section 31 is more stably installed; the chamfer angle is arranged at the inserting end of the inserting section 31, so that the inserting section 31 is more convenient to insert into the PVC sleeve 2, and the plastic plug 3 is more convenient and quicker to install.
The inserting section 31 is in interference fit with the PVC sleeve 2, so that the inserting section 31 is more stable after being inserted into the PVC sleeve 2. Both ends of the PVC sleeve 2 are flush with the surface of the outer wall 1, so that the surface of the outer wall 1 is smoother and more attractive.
When carrying out the construction, clear up earlier 2 inner walls of PVC sleeve pipes, make 2 inner walls of PVC sleeve pipes keep clean, then, the plastics end cap 3 that will coat with adhesive 5 inserts the outer end of establishing at PVC sleeve pipe 2, and make the shutoff lid 32 on the plastics end cap 3 compress tightly on 1 outer wall of outer wall, and finally, pack remainder and the grafting section 31 in PVC sleeve pipe 2 with polyurethane foaming agent 4, not only make 2 inside by the complete shutoff of PVC sleeve pipe, guaranteed that PVC sleeve pipe 2 is close to the leakproofness of 1 outer wall one end of outer wall.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A shear wall screw hole plugging structure is characterized by comprising an outer wall (1), a counter-pull screw hole penetrating through the outer wall (1) and a PVC sleeve (2) in the counter-pull screw hole, wherein a plastic plug (3) is inserted at the outer end of the PVC sleeve (2), and a polyurethane foaming agent (4) is filled in the PVC sleeve (2); the plastic plug (3) comprises an insertion section (31) and a blocking cover (32), the insertion section (31) is inserted in the PVC sleeve (2) in a sealing mode, and the blocking cover (32) is jointly sealed and arranged on the end face of the PVC sleeve (2) and the outer wall of the outer wall (1) in a sealing mode.
2. The shear wall screw hole plugging structure according to claim 1, wherein the outer wall of the plug section (31) and the inner side surface of the plugging cover (32) are coated with an adhesive (5).
3. The shear wall screw hole plugging structure according to claim 1, wherein a convex ring (6) is further arranged on the outer wall of the insertion section (31).
4. The shear wall screw hole plugging structure according to claim 3, wherein the number of the convex rings (6) is multiple, and the multiple convex rings (6) are uniformly arranged at intervals along the axial direction of the plugging end.
5. The shear wall screw hole plugging structure according to claim 3 or 4, wherein the cross section of the convex ring (6) is triangular, and the diameter of the convex ring (6) is gradually reduced along the plugging direction of the plugging section (31).
6. The shear wall screw hole plugging structure according to claim 3, wherein the distance between two adjacent convex rings (6) is 5-7 mm.
7. The shear wall screw hole plugging structure according to claim 3, wherein the bulge loop (6) is made of rubber.
8. The shear wall screw hole plugging structure according to claim 1, wherein the length of the plug section (31) is 40-60 mm.
9. The shear wall screw hole plugging structure according to claim 1, wherein the inside of the insertion section (31) is of a hollow structure, and an insertion end of the insertion section (31) is provided with a chamfer.
10. Shear wall screw hole block structure according to claim 1, characterized in that, the plug section (31) is in interference fit with the PVC sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022793226.5U CN213980033U (en) | 2020-11-27 | 2020-11-27 | Shear force wall screw rod hole block structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022793226.5U CN213980033U (en) | 2020-11-27 | 2020-11-27 | Shear force wall screw rod hole block structure |
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| CN213980033U true CN213980033U (en) | 2021-08-17 |
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| CN202022793226.5U Active CN213980033U (en) | 2020-11-27 | 2020-11-27 | Shear force wall screw rod hole block structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114059795A (en) * | 2021-12-27 | 2022-02-18 | 叶亮亮 | Novel hole waterproof and leaking stoppage process |
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2020
- 2020-11-27 CN CN202022793226.5U patent/CN213980033U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114059795A (en) * | 2021-12-27 | 2022-02-18 | 叶亮亮 | Novel hole waterproof and leaking stoppage process |
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