CN214884487U - Outer wall screw hole shutoff subassembly - Google Patents
Outer wall screw hole shutoff subassembly Download PDFInfo
- Publication number
- CN214884487U CN214884487U CN202120641455.7U CN202120641455U CN214884487U CN 214884487 U CN214884487 U CN 214884487U CN 202120641455 U CN202120641455 U CN 202120641455U CN 214884487 U CN214884487 U CN 214884487U
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- CN
- China
- Prior art keywords
- screw hole
- wall screw
- protective cover
- plug
- exterior wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000001681 protective effect Effects 0.000 claims abstract description 39
- 230000002093 peripheral effect Effects 0.000 claims abstract description 13
- 239000004567 concrete Substances 0.000 claims description 8
- 229920001971 elastomer Polymers 0.000 claims description 7
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 16
- 230000009286 beneficial effect Effects 0.000 abstract description 6
- 239000000565 sealant Substances 0.000 description 21
- 238000000034 method Methods 0.000 description 8
- 239000003795 chemical substances by application Substances 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 7
- 238000000576 coating method Methods 0.000 description 7
- 238000000227 grinding Methods 0.000 description 6
- 239000011083 cement mortar Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000004570 mortar (masonry) Substances 0.000 description 5
- 239000011414 polymer cement Substances 0.000 description 5
- 239000004568 cement Substances 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 239000007799 cork Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004088 foaming agent Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The utility model discloses an outer wall screw hole plugging component, which comprises an end cap and a protective cover, wherein the end cap is of a frustum structure, and the protective cover is arranged on the outer peripheral side of the end cap; the protective cover is matched with the plug and tightly pressed on the peripheral side of the plug; the protective cover is provided with auxiliary holes which are through holes and are uniformly arranged along the outer periphery of the protective cover; the auxiliary hole is a long hole, and the widths of two ends of the long hole are different. The utility model provides an outer wall screw hole plugging component, which has reasonable structure and reliable plugging, effectively prevents the outer wall screw hole from leaking, and has good popularization value; in addition, the construction method has simple steps, and is beneficial to improving the construction efficiency and controlling the construction cost.
Description
Technical Field
The utility model belongs to the technical field of building engineering, a outer wall screw rod hole shutoff subassembly is related to.
Background
In the building engineering, the traditional outer wall hole plugging mainly adopts the following modes: one method is to adopt cement mortar to plug, firstly expand a hole to pick out and chisel out a sleeve in the wall, fill foaming agent in the sleeve, and adopt the cement mortar to plug two sides, the method has poor operation controllability, the plugging depth of the cement mortar can not reach the specified requirement, the plugging is not compact, the plugging screw hole is cracked when the maintenance is not in time, the later plastering causes hollowing, leakage and other reasons, and the plugging depth of the mortar is completely dependent on the operation of workers; the other is to use a cork or a rubber plug to plug the screw hole, although the compactness problem can be solved, the cork or the rubber plug is easy to age, and the aged plugging material generates a leakage path, thereby causing the leakage phenomenon.
Therefore, it is needed to design an outer wall screw hole plugging assembly to solve the technical problems existing in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving partial technical problems in the prior art to at least a certain extent, and provides an outer wall screw hole plugging component which has reasonable structure and reliable plugging, effectively prevents the outer wall screw hole from leaking and has good popularization value; in addition, the construction method has simple steps, and is beneficial to improving the construction efficiency and controlling the construction cost.
In order to solve the technical problem, the utility model provides an outer wall screw hole plugging assembly, which comprises an end cap and a protective cover, wherein the end cap is of a frustum structure, and the protective cover is arranged on the outer peripheral side of the end cap; the protective cover is matched with the plug and tightly pressed on the peripheral side of the plug; the protective cover is provided with auxiliary holes which are through holes and are uniformly arranged along the outer periphery of the protective cover; the auxiliary hole is a long hole, and the widths of two ends of the long hole are different.
In a preferred embodiment, the plug is molded by concrete, and the plug provided with the protective cover is arranged at the end part of the screw hole of the outer wall.
As a preferred embodiment, the shield is made of rubber, with a wall thickness of 2mm to 5 mm.
As a preferred embodiment, the shield is made of silicone rubber, having a thickness of 3 mm.
In a preferred embodiment, the end of the elongated hole with the smaller width faces the end of the shield with the smaller outer diameter.
As a preferred embodiment, the roughness of the outer peripheral wall of the shield is ra 1.6.
In a preferred embodiment, the number of the auxiliary holes is multiple, and the auxiliary holes are arranged at intervals along the length direction of the protective cover.
As a preferred embodiment, the end parts of the auxiliary holes are circular holes, and the difference of the diameters of the circular holes at the two ends is 3mm-8 mm.
As a preferred embodiment, the inner dimension of the protective cover is smaller than the outer dimension of the stopper.
In a preferred embodiment, the inner size of the protective cover is 0.5mm-2mm smaller than the outer size of the plug.
The utility model discloses beneficial effect:
the utility model provides an outer wall screw hole plugging component, which has reasonable structure and reliable plugging, effectively prevents the outer wall screw hole from leaking, and has good popularization value; in addition, the construction method has simple steps, and is beneficial to improving the construction efficiency and controlling the construction cost.
Drawings
The above advantages of the present invention will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are given by way of illustration only and do not limit the present invention, and in which:
fig. 1 is a schematic view of an application example of an external wall screw hole plugging assembly according to the present invention;
FIG. 2 is a schematic view of the outer wall screw hole plugging assembly of the present invention;
FIG. 3 is a schematic view of the shield of the corresponding embodiment of FIG. 2;
FIG. 4 is a flow chart of the construction method for plugging the screw hole of the outer wall of the present invention.
In the drawings, the reference numerals denote the following components:
100. an outer wall screw hole plugging component; 10. a plug; 20. a protective cover; 21. and (4) auxiliary holes.
Detailed Description
Fig. 1 to 4 are related schematic diagrams of an external wall screw hole plugging assembly according to the present application, and the present invention is described in detail below with reference to specific embodiments and accompanying drawings.
The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.
The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of the respective portions and the mutual relationships thereof. It should be noted that for the sake of clarity in showing the structures of the various components of the embodiments of the present invention, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.
The utility model relates to an outer wall screw hole shutoff subassembly's structural schematic, as shown in fig. 2 to fig. 3. The outer wall screw hole plugging assembly 100 comprises a plug 10 and a protective cover 20, wherein the plug 10 is of a frustum structure, and the protective cover 20 is arranged on the outer peripheral side of the plug 10. Fig. 1 is a schematic diagram of an embodiment of the present invention, which is an application of an external wall screw hole plugging component, the external wall screw hole plugging component 100 is attached with a sealant for plugging the end of the external wall screw hole. The plug 10 is of a frustum structure, so that the coating area of the sealant can be increased, and the plugging effect can be enhanced.
The inner dimension of the protective cap 20 is smaller than the outer dimension of the stopper 10. Specifically, the inner dimension of the protective cover 20 is smaller than the outer dimension of the plug 10 by 0.5mm to 2mm, so as to ensure that the protective cover 20 is pressed on the outer periphery of the plug 10.
Further, the protective cover 20 is matched with the plug 10 and tightly pressed on the outer periphery of the plug 10; the protection cover 20 is provided with auxiliary holes 21, the auxiliary holes 21 are through holes and are uniformly arranged along the outer periphery of the protection cover 20; the roughness of the peripheral wall of the protective cover 20 is Ra1.6. The periphery wall of the protective cover 20 is provided with adhesive which is beneficial to increasing sealant, and the plugging effect of the screw holes of the outer wall is guaranteed.
As an embodiment of the present invention, the plug 10 is formed by concrete molding, and the plug 10 equipped with the protective cover 20 is installed at the end of the screw hole of the outer wall.
As another embodiment of the present invention, the protection cover 20 is made of rubber, and has a wall thickness of 2mm to 5 mm. Preferably, the protection cover 20 is made of silicon rubber, and has a thickness of 3mm, and the auxiliary holes 21 are elongated holes, as shown in fig. 3. The diameter of the auxiliary hole 21 is 1mm-5 mm. The auxiliary holes 21 are arranged, so that the adhesiveness of the sealant coated on the outer peripheral side of the outer wall screw hole plugging component 100 is increased, the plugging effect is improved, and the wall body leakage is prevented.
In fig. 3, the auxiliary hole 21 is a long hole, and widths of both ends of the long hole are different. Further, the end of the elongated hole having a small width is directed toward the end of the shield 20 having a small outer diameter. Specifically, the two ends of the strip hole are circular holes with different diameters, and the diameter difference of the circular holes at the two ends is 3mm-8 mm. So set up auxiliary hole 21, after outer wall screw hole shutoff subassembly 100 installation, coat in the sealant pressurized of outer wall screw hole shutoff subassembly 100 periphery side, the sealant is more that the section outside at outer wall screw hole shutoff subassembly 100 distributes towards, this shutoff effect that is favorable to guaranteeing the outer wall screw hole.
Furthermore, the utility model also discloses an outer wall screw hole shutoff construction method, its flowchart, as shown in FIG. 4, its use the outer wall screw hole shutoff subassembly of the aforesaid, including following step:
s1, manufacturing the plug 10 and the protective cover 20, and assembling the plug 10 and the protective cover to form an outer wall screw hole plugging component;
s2, processing a taper hole at the end of the outer wall screw hole, wherein the taper hole is matched with the outer shape of the outer wall screw hole plugging component as shown in figure 1;
specifically, the roughness of the inner side wall of the tapered hole is smaller than Ra0.8, so that the relative flow of the sealant in the tapered hole is ensured, and the plugging effect of the outer wall screw hole is improved.
S3, filling a foaming agent in the outer wall screw hole, and coating a sealant on the outer peripheral side of the outer wall screw hole plugging component 100, wherein the sealant contains a polymer cement waterproof coating;
specifically, the sealant comprises polymer anti-crack mortar, medium sand, a sealant, a polymer cement waterproof coating, an expanding agent and cement, and the mass ratio of the polymer anti-crack mortar to the expanding agent is as follows: medium sand: sealing gum: polymer cement waterproof coating: swelling agent: cement =100:60:20:10:9: 1. The sealant is uniformly coated on the peripheral side of the outer wall screw hole plugging component 100, and the thickness of the sealant is 0.1-0.5 mm.
And S4, mounting the outer wall screw hole plugging component coated with the sealant into the tapered hole, and knocking and compacting by using a rubber hammer.
The construction steps of plugging the screw holes of the outer wall are briefly described by combining engineering practice as follows:
the method comprises the following steps: in order to match the plugging of the outer wall screw hole, a precast concrete plug 10 matched with the outer wall screw hole after hole grinding needs to be produced. In consideration of the requirements of demoulding and mould customization, the mould is preferably made of steel, and the precast block mould is processed into a structure capable of being opened and closed from the middle so as to be convenient for taking out the precast block by demoulding the mould.
Step two: adding a release agent into the processed precast block mould, pouring the mixed concrete, filling and vibrating to be compact, and removing the mould when the concrete block is cured and hardened to reach the strength; the mould is opened slowly during removal of the mould to ensure the integrity of the concrete mass. If the surface of the plug 10 is defective or irregularly shaped, the concrete block cannot be used. After the protective cover 20 is manufactured, the protective cover and the protective cover are assembled into a whole to form the outer wall screw hole plugging assembly 100.
Step three: the sealant comprises polymer anti-crack mortar, medium sand, sealant, polymer cement waterproof coating, expanding agent and cement, and the mass ratio of the polymer anti-crack mortar to the expanding agent is as follows: medium sand: sealing gum: polymer cement waterproof coating: swelling agent: cement =100:60:20:10:9: 1. The sealant is used for better enabling the concrete block to be closely contacted with the screw hole after hole grinding. The sealant should have a certain fluidity and should not be too dense so that the sealant cannot be bent to cover the surface of the screw hole plugging component 100 of the outer wall when the prefabricated block is wrapped with slurry.
Step four: the processed drill bit is used for grinding the hole of the outer wall screw hole, the drill bit is kept horizontal during hole grinding, no inclination is needed, the outer wall screw hole after hole grinding is just in a round table shape, and the depth of the screw hole after hole grinding is kept at 30 mm. When the hole is ground, the plastic sleeve in the screw hole is ground together, so that the smoothness in the screw hole is ensured.
Step five: the outer wall screw hole plugging component 100 wrapped with the sealant is slowly pushed into a tapered hole of an expanded hole, and slowly rotates while being pushed in, so that the whole screw hole is fully filled with the outer wall screw hole plugging component 100 and the sealant, and finally the outer wall screw hole plugging component 100 is plugged to the bottom until the plugging is still.
Step six: and after the outer wall screw hole plugging component 100 is plugged into the screw hole, lightly hammering the end part of the prefabricated block by using a rubber hammer to generate pretightening force into the screw hole.
The utility model discloses compare in traditional cement mortar shutoff screw rod hole method, this technique is once only polished into glossy round platform type form with the entrance to a cave through rotatory file, has saved reaming process, and the operation construction is simple and convenient. Compared with the traditional method for plugging the screw hole by using cement mortar, the precast block can be checked for compactness before being plugged, so that the plugging depth and compactness can be controlled. The utility model discloses only need grind the hole, wrap up in thick liquid and fill, the process is simple.
Compared with the defects and shortcomings of the prior art, the outer wall screw hole plugging assembly provided by the utility model has the advantages of reasonable structure, reliable plugging, effective prevention of leakage of the outer wall screw hole and good popularization value; in addition, the construction method has simple steps, and is beneficial to improving the construction efficiency and controlling the construction cost.
The present invention is not limited to the above embodiments, and any person can obtain other products in various forms without departing from the scope of the present invention, but any change in shape or structure is included in the technical solution that is the same as or similar to the present invention.
Claims (10)
1. The outer wall screw hole plugging assembly is characterized by comprising a plug and a protective cover, wherein the plug is of a frustum structure, and the protective cover is arranged on the outer peripheral side of the plug; the protective cover is matched with the plug and tightly pressed on the peripheral side of the plug; the protective cover is provided with auxiliary holes which are through holes and are uniformly arranged along the outer periphery of the protective cover; the auxiliary hole is a long hole, and the widths of two ends of the long hole are different.
2. An exterior wall screw hole plugging assembly according to claim 1, wherein said plug is molded from concrete, and a plug provided with a protective cover is mounted at an end of the exterior wall screw hole.
3. An exterior wall screw hole plugging assembly according to claim 1 wherein said protective cover is made of rubber and has a wall thickness of 2mm to 5 mm.
4. An exterior wall screw hole plugging assembly according to claim 3 wherein said protective cover is made of silicone rubber and has a thickness of 3 mm.
5. The exterior wall screw hole plugging assembly of claim 1, wherein said end of said elongated hole having a small width is directed toward said end of said boot having a small outer diameter.
6. An exterior wall screw hole plugging assembly according to claim 1 wherein the roughness of the outer peripheral wall of said protective cover is ra 1.6.
7. An exterior wall screw hole plugging assembly according to claim 1, wherein said auxiliary hole is plural in number and is provided at intervals along a length direction of said protection cover.
8. An exterior wall screw hole plugging assembly according to claim 1, wherein the ends of said auxiliary holes are circular holes, and the difference of the diameters of the circular holes at both ends is 3mm-8 mm.
9. An exterior wall screw hole plugging assembly according to claim 1 wherein an interior dimension of said protective shield is less than an exterior dimension of said plug.
10. An exterior wall screw hole plugging assembly according to claim 9 wherein an interior dimension of said shield is between 0.5mm and 2mm smaller than an exterior dimension of said plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120641455.7U CN214884487U (en) | 2021-03-30 | 2021-03-30 | Outer wall screw hole shutoff subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120641455.7U CN214884487U (en) | 2021-03-30 | 2021-03-30 | Outer wall screw hole shutoff subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214884487U true CN214884487U (en) | 2021-11-26 |
Family
ID=78871939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120641455.7U Expired - Fee Related CN214884487U (en) | 2021-03-30 | 2021-03-30 | Outer wall screw hole shutoff subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214884487U (en) |
-
2021
- 2021-03-30 CN CN202120641455.7U patent/CN214884487U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211126 |