CN215802343U

CN215802343U - Plugging structure and painting tool for outer wall screw hole

Info

Publication number: CN215802343U
Application number: CN202122362352.XU
Authority: CN
Inventors: 李充; 宋千军; 杨文涛; 周娜娜; 陈敏
Original assignee: Sixth Construction Co Ltd of China Construction Fourth Engineering Division Co Ltd
Current assignee: Sixth Construction Co Ltd of China Construction Fourth Engineering Division Co Ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-02-11
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses a blocking structure of an outer wall screw hole and a painting tool, comprising a wall body, a screw hole penetrating through the wall body and a screw penetrating through the screw hole, wherein a gap is reserved between two ends of the screw and the wall surface; coating anti-rust layers at two ends of the screw, filling a waterproof mortar layer at the hole opening of the screw, wherein the waterproof mortar layer at one indoor side is flush with the wall surface, and the waterproof mortar layer at one outdoor side protrudes out of the wall surface to form a plane structure; and coating at least two waterproof coating layers with different colors on the surface of the outdoor waterproof mortar layer. The utility model can effectively improve the quality of the waterproof coating coated on the construction site, is convenient for later process acceptance, and reduces the labor cost and material cost caused by secondary reworking.

Description

Plugging structure and painting tool for outer wall screw hole

Technical Field

The utility model relates to the field of building construction, and particularly belongs to a blocking structure and a painting tool for an outer wall screw hole.

Background

Along with the continuous increase of the scale and the volume of the existing construction building, the attention degree of a building unit to the waterproof performance of a structure is continuously improved, how to effectively improve the waterproof performance of the outer wall screw hole becomes more urgent, and the problem is also solved in the front of the construction unit. If a good construction mode or an improved construction method can be adopted at the initial construction stage, the risk of water leakage at the later stage can be greatly reduced, the cost for maintaining the water leakage at the later stage is reduced to a certain extent, and the effects of improving the building quality, saving the cost, improving the satisfaction degree of owners and establishing the good image of the company are achieved.

According to the utility model, the influence factors influencing the waterproof performance of the outer wall screw hole are summarized through on-site project investigation, and the problem that the thickness of a worker cannot meet the design requirement when brushing a waterproof material in the construction process and the detection is difficult to a certain extent is solved.

Disclosure of Invention

The utility model aims to provide a plugging structure of an outer wall screw hole, which solves the problem of water seepage of the outer wall screw hole.

The technical scheme adopted by the utility model is that the blocking structure of the screw hole of the outer wall is characterized by comprising a wall body, a screw hole penetrating through the wall body and a screw penetrating through the screw hole, wherein a gap is reserved between two ends of the screw and the wall surface; coating anti-rust layers at two ends of the screw, filling a waterproof mortar layer at the hole opening of the screw, wherein the waterproof mortar layer at one indoor side is flush with the wall surface, and the waterproof mortar layer at one outdoor side protrudes out of the wall surface to form a plane structure; and coating at least two waterproof coating layers with different colors on the surface of the outdoor waterproof mortar layer.

Preferably, a permeable crystallization layer is coated between the waterproof mortar layer and the waterproof coating layer.

Preferably, the screw hole opening is of a trumpet-shaped structure.

Preferably, the distance between the two ends of the screw and the wall surface is 20-30 mm.

Preferably, the waterproof mortar layer protrudes 5-10mm from the wall surface and extends to the outer side of the opening along the wall surface at the edge of the opening.

Preferably, the painting area of the waterproof paint layer from the inside to the outside is gradually reduced.

The utility model also provides a brushing tool which is formed by connecting the hollow ring and the long rod.

The utility model has the beneficial effects that: the quality and the efficiency of construction that can effectively improve the job site and apply paint waterproof coating with a brush, guarantee that waterproof coating's thickness reaches the design requirement, the later stage process of being convenient for simultaneously is accepted, reduces because of cost of labor and the material expense that secondary reworking caused, practices thrift the cost expenditure for the company, improves the satisfaction of owner to engineering quality simultaneously.

Drawings

Figure 1 is a schematic view of the plugging structure of the present invention.

Fig. 2 is a schematic view of the construction of the inventive painting tool.

In the figure: 1. the water-proof and anti-rust paint comprises a screw, 2 parts of an anti-rust layer, 3 parts of a waterproof mortar layer, 4 parts of a permeable crystallization layer, 5 parts of a black polyurethane waterproof coating layer, 6 parts of a red polyurethane waterproof coating layer, 7 parts of an indoor layer, 8 parts of an outdoor layer, 9 parts of a hollow ring, 10 parts of a long rod.

Detailed Description

With respect to the above technical solutions, preferred embodiments are described in detail with reference to the drawings. Referring to fig. 1 and 2, wherein:

as shown in figure 1, the plugging structure comprises a screw rod 1 and a wall body, wherein a through screw rod hole is formed in the wall body, the screw rod 1 is located in the screw rod hole, the opening of the screw rod hole is of a horn-shaped structure which gradually enlarges outwards, and the plugging structure is beneficial to coating an anti-rust layer 2 and filling waterproof mortar. And a distance of 20-30mm is reserved between the screw 1 and the screw hole opening and is used for filling waterproof mortar. Two ends of the screw 1 are coated with anti-rust layers 2, and an anti-rust agent of the anti-rust layers 2 is a material for preventing metal corrosion. In applying the rust preventive layer 2, a color rust preventive agent such as red is used. When the two ends of the screw 1 are red, the completion of the coating work of the anti-rust layer 2 is prompted. The waterproof mortar layer 3 is filled in the screw hole openings at the two ends of the screw 1 coated with the anti-rust layer 2, the waterproof mortar layer 3 fills the screw hole openings from the two ends of the screw 1 to the wall surface, the waterproof mortar layer 3 at the screw hole opening at one indoor side is flush with the wall surface, the waterproof mortar layer 3 at the screw hole opening at one outdoor side protrudes out of the wall surface by 5-10mm and extends to the outer side of the hole opening along the wall surface at the edge of the hole opening, and the waterproof mortar layer 3 which covers the screw hole opening and has the area larger than the area of the screw hole opening is formed at the wall surface.

And coating a permeable crystallization layer 4 on the surface of the waterproof mortar layer 3. The capillary crystalline layer 4 is colorless, the material of the capillary crystalline layer mainly comprises portland cement, quartz sand and active substances dissolved in water, and after the material of the capillary crystalline layer 4 is mixed with water, the active substances can be dissolved in water to form a colloid shape, so that the tension of capillary pores of concrete is reduced, the capillary crystalline layer has an automatic repairing function, and the functions of water prevention and leakage stoppage are achieved.

And (3) coating two waterproof coating layers (5, 6) on the surface of the capillary crystalline layer 4, wherein the coating area of the waterproof coating layers is gradually reduced from the inner layer to the outer layer. The waterproof coating layer is coated by polyurethane waterproof coating which has good wear resistance, acid resistance and corrosion resistance, so that the waterproof effect can be improved by coating the waterproof coating layer on the surface of the wall.

Different waterproof coating layers adopt different colors. The inner waterproof coating layer is coated with black polyurethane waterproof coating, and the outer waterproof coating layer is coated with red polyurethane waterproof coating. The painting area from the inner layer to the outer waterproof coating layer is gradually reduced, and the red polyurethane waterproof coating layer 6 can not completely cover the black polyurethane waterproof coating layer 5, so that the inspection and acceptance are convenient.

The polyurethane coating adopts different colors to mainly provide conditions for follow-up acceptance, in the process of construction and later construction inspection and acceptance, managers do not need sampling detection, only need to coat several colors in a coating area by observation, workers can be judged to coat the waterproof coating for several times in the construction process, and then whether the thickness of the waterproof coating meets the requirements can be judged, the observation and the detection are convenient, the construction management means greatly reduces the acceptance procedures of the managers, and meanwhile, the construction quality can be ensured to meet the requirements.

The utility model relates to a plugging structure of an outer wall screw hole, which comprises the following specific operation steps:

1. treatment of screw 1: in order to ensure the waterproof effect, the screw head is required to be cut to be 20-30mm away from the wall surface, the screw head is strictly prevented from protruding out of the wall surface, the waterproof effect can not meet the requirement due to the fact that the screw head can not be completely blocked, then a red antirust agent is coated on the surface of the screw head to form an antirust layer 2, the coating thickness is ensured to be uniform as much as possible, and the antirust effect is improved;

2. cleaning and wetting the hole of the screw: before plugging, the screw hole must be washed clean and wet, so that the influence of concrete slag inclusion on subsequent materials can be reduced;

3. filling a waterproof mortar layer 3: the waterproof mortar on the indoor side is filled to be flush with the wall surface, and the waterproof mortar on the outdoor side is filled to exceed the wall surface by 5-10mm and is attached to one part of the wall surface to form a cake shape;

4. brushing the permeable crystallization layer 4: the quality of the permeable crystallization layer 4 is ensured in the coating process, and the thickness of the permeable crystallization layer must meet the requirements of a design scheme;

5. and (3) coating polyurethane waterproof coating layers (5, 6): after the capillary crystalline layer is dried completely, the first black polyurethane waterproof coating layer 5 is coated, the second red polyurethane waterproof coating layer 6 is coated after the first black polyurethane waterproof coating layer 5 is dried completely, the coating thickness is controlled in the process, the design requirement is guaranteed, and secondary reworking is avoided.

In order to improve the uniformity and the aesthetic property of the waterproof paint in the painting process and control the painting effect and the thickness, a painting tool is adopted, as shown in figure 2, and the painting tool is formed by connecting a hollow ring 9 and a long rod 10 with proper size. In this embodiment, the hollow ring 9 is an iron ring, the long rod is a hollow steel pipe, and the brushing tool is formed by welding the iron ring and the hollow steel pipe. When painting the capillary crystalline layer 4 and the waterproof coating layer with a brush, the worker aims at the area needing to be painted with a brush with the iron ring, dips coating slurry with the brush and aims at the center of the iron ring to paint with the brush, so that the waste of materials can be reduced, the uniformity and the painting thickness in the painting process can be guaranteed, the construction efficiency of the worker is improved, and the painting is convenient and fast. From the practical effect, the finished process quality is better than the general process quality by adopting a special tool for construction.

The utility model has the beneficial effects that: the quality of the waterproof coating applied with a brush on the construction site can be effectively improved, the thickness of the waterproof coating is guaranteed to meet the design requirement, meanwhile, later-stage process acceptance is facilitated, labor cost and material cost caused by secondary reworking are reduced, cost expenditure is saved for a company, and meanwhile, the satisfaction degree of an owner to engineering quality is improved.

Claims

1. A plugging structure of a screw hole of an outer wall is characterized by comprising a wall body, a screw hole penetrating through the wall body and a screw penetrating through the screw hole, wherein a gap is reserved between two ends of the screw and the wall surface; coating anti-rust layers at two ends of the screw, filling a waterproof mortar layer at the hole opening of the screw, wherein the waterproof mortar layer at one indoor side is flush with the wall surface, and the waterproof mortar layer at one outdoor side protrudes out of the wall surface to form a plane structure; and coating at least two waterproof coating layers with different colors on the surface of the outdoor waterproof mortar layer.

2. An outer wall screw hole plugging structure according to claim 1, wherein a permeable crystallization layer is coated between said waterproof mortar layer and said waterproof coating layer.

3. An outer wall screw hole plugging structure according to claim 1, wherein said screw hole opening is of a trumpet-shaped structure.

4. An outer wall screw hole plugging structure according to claim 1, wherein the distance from both ends of said screw to the wall surface is 20-30 mm.

5. An outer wall screw hole plugging structure according to claim 1, wherein said waterproof mortar layer protrudes 5-10mm from said wall surface and extends along said wall surface at said opening edge to outside of said opening.

6. The blocking structure for the screw hole of the outer wall according to claim 1, wherein the painting area of the waterproof paint layer is gradually decreased from the inside to the outside.

7. The painting tool is characterized in that the painting tool is formed by connecting a hollow ring and a long rod.