阅读说明：本技术 一种双组份墙面结构裂缝修复材料及使用方法 (Double-component wall surface structure crack repairing material and using method thereof ) 是由 段建明 段恒 史雄杰 詹婷 唐皓 于 2021-07-22 设计创作，主要内容包括：本申请公开了一种双组份墙面结构裂缝修复材料及使用方法,包括双组份墙面结构剂分为A、B两组份,A组分为粘稠液体,B组分为粉末固体,A、B两组份按照(0.8～1):1的比例调配,搅拌成均匀膏体使用。本申请中的苯丙聚合物乳液中含高柔性高分子颗粒,在各种助剂的作用下与水泥、石英砂、重钙粉等填料形成包覆网状结构,同时将纤维镶嵌其中,增强材料的韧性,其柔韧性可抵御局部的墙体活动量；本发明材料附着力强,可渗透到各种基层材料的毛细孔中,形成铰链结构,抵御不同材料间的活动量差异；本申请材料单次的批刮厚度可达到20mm,降低了施工所需的人工成本,并且材料具有快干性能,单遍干燥时间在1小时左右,缩短了维修工时。(The application discloses a two-component wall surface structure crack repairing material and a using method thereof, the two-component wall surface structure agent is divided into A, B two components, the A component is viscous liquid, the B component is powder solid, the A, B two components are blended according to the proportion of (0.8-1) to 1, and are stirred into uniform paste for use. The styrene-acrylic polymer emulsion contains high-flexibility high-molecular particles, forms a coating net structure with fillers such as cement, quartz sand, coarse whiting powder and the like under the action of various auxiliaries, and simultaneously embeds fibers in the coating net structure to enhance the toughness of the material, so that the flexibility of the material can resist the activity of a local wall body; the material has strong adhesive force, can permeate into pores of various base materials to form a hinge structure, and resists the difference of the activity amount among different materials; the single batch scraping thickness of the material can reach 20mm, the labor cost required by construction is reduced, the material has quick-drying performance, the drying time of a single time is about 1 hour, and the maintenance time is shortened.)

1. The two-component wall surface structure crack repairing material is characterized in that: the double-component wall surface structuring agent comprises A, B two components, wherein the component A is viscous liquid, the component B is powder solid, and the A, B two components are blended according to the proportion of (0.8-1) to 1 and stirred into uniform paste for use.

2. The two-component wall structure crack repairing material of claim 1, which is characterized in that:

the component A comprises styrene-acrylic polymer emulsion, a film-forming additive, a dispersing agent, a wetting agent, a defoaming agent, a bactericide and deionized water.

3. The two-component wall structure crack repairing material of claim 2, which is characterized in that:

the component B mainly comprises white cement, quartz sand, coarse whiting powder, polypropylene fiber, latex powder and a water-retaining thickener.

4. The two-component wall structure crack repairing material of claim 3, wherein:

the A, B components are added into a mortar stirring and dispersing device at the same time, stirring is started, the stirring time is 30-40min, and the stirring temperature is 30-40 ℃.

5. The two-component wall structure crack repairing material of claim 2, which is characterized in that:

the styrene-acrylic polymer emulsion contains high-flexibility polymer particles, and forms a coating net structure with fillers such as cement, quartz sand, coarse whiting powder and the like under the action of various additives.

6. The two-component wall structure crack repairing material of claim 2, which is characterized in that:

the film-forming assistant has good film-forming performance, forms a compact organic coating on the repaired part, can inhibit the wall surface from alkali reversion, and also has the functions of moisture prevention and mildew prevention.

7. The two-component wall structure crack repairing material of claim 3, wherein:

the defoaming agent is organic silicon modified mineral oil, and the organic silicon modified mineral oil has strong defoaming capability and good foam inhibition performance.

8. The two-component wall structure crack repairing material of claim 3, wherein:

the quartz sand is high-purity quartz sand with the silicon dioxide content of more than 99 percent, the quartz sand with different particle sizes is reasonably graded, the porosity and the shrinkage rate of the material are reduced, the system strength and the surface hardness are enhanced, and the cracking is reduced.

9. The two-component wall structure crack repairing material of claim 3, wherein:

the water-retaining thickener is bentonite mortar water-retaining thickener, and the bentonite mortar water-retaining thickener has good thickening property, thixotropy and suspension stability.

10. A method of using a fracture healing material according to any of claims 1 to 9, wherein:

the use method of the crack repair material comprises the following steps:

s1, taking a crack as a center, removing 20-30 mm of the crack from two sides of the crack, and opening a V-shaped groove downwards;

s2, cleaning the grooves and floating ash impurities of the base layer to ensure that the base layer is dry, clean and solid before construction;

s3, filling and compacting the stirred repair material paste into the gap by using a scraper, wherein the thickness of the paste in one batch scraping can reach 20mm, and the batch scraping times are adjusted according to the depth of the gap until the gap is filled;

and S4, after the material to be repaired is completely dried, polishing and flattening by using abrasive paper, and then performing wall surface decoration layer construction.

Technical Field

The application relates to the technical field of crack repair, in particular to a double-component wall surface structure crack repair material and a using method thereof.

Background

Wall surface cracks can be divided into two categories, and the other category is cracks appearing in decoration, such as cracks caused by different material property differences, cracks between plasterboards or boards and walls, cracks caused by self-stress of decoration plastering or putty materials, and the like; another type is structural cracks that form after problems with the building structure.

Cracks appearing in decoration can be divided into two categories according to the difficulty of repair, one category is cracks with small width and small later-stage activity, and the cracks basically do not crack for the second time after being repaired; the other type of crack is a stubborn crack with large width and large later-stage activity amount, the crack is usually repaired by adopting a mode of hanging a net and sticking kraft paper, secondary crack can occur after the repair, and the decorative effect is continuously influenced. Such refractory cracks are easy to appear at structural joints of different decorative materials, such as cracks between a movable wood door frame and a wall, cracks between an aluminum alloy door and window and the wall, cracks between a decorative plate and a masonry wall and the like.

Once the structural cracks of the building are found, measures of grouting and mortar refilling are adopted for repairing before decoration, but most structural cracks can occur for the second time along with factors such as continuous settlement of the building, material shrinkage and the like, so that cracks are generated on a decorative layer of the wall surface; the refractory cracks which are easy to crack secondarily have a common point, and are all generated after finishing decoration, so that the maintenance process is complex, the cost is high, and the maintenance is not thorough. Therefore, the two-component wall surface structure crack repairing material and the using method are provided for solving the problems.

Disclosure of Invention

A two-component wall surface structure crack repairing material and a using method thereof are disclosed, wherein the two-component wall surface structure agent comprises A, B two components, wherein the component A is viscous liquid, the component B is powder solid, and A, B two components are blended according to the proportion of (0.8-1) to 1 and stirred into uniform paste for use.

Further, the component A comprises styrene-acrylic polymer emulsion, a film-forming additive, a dispersing agent, a wetting agent, a defoaming agent, a bactericide and deionized water.

Further, the main components of the component B comprise white cement, quartz sand, coarse whiting powder, polypropylene fiber, latex powder and a water-retaining thickener.

Further, the A, B components are added into mortar stirring and dispersing equipment at the same time, stirring is started, the stirring time is 30-40min, and the stirring temperature is 30-40 ℃.

Furthermore, the styrene-acrylic polymer emulsion contains high-flexibility high-molecular particles, and forms a coating net structure with fillers such as cement, quartz sand, heavy calcium powder and the like under the action of various auxiliaries.

Furthermore, the film-forming assistant has good film-forming performance, forms a compact organic coating on the repaired part, can inhibit the wall surface from alkali reversion, and also has the functions of moisture prevention and mildew prevention.

Furthermore, the defoaming agent is organic silicon modified mineral oil, and the organic silicon modified mineral oil has strong defoaming capability and good foam inhibition performance.

Furthermore, the quartz sand is high-purity quartz sand with the silicon dioxide content of more than 99%, the quartz sand with different particle sizes is reasonably graded, the porosity and shrinkage rate of the material are reduced, the system strength and surface hardness are enhanced, and cracking is reduced.

Furthermore, the water-retaining thickener is a bentonite mortar water-retaining thickener, and the bentonite mortar water-retaining thickener has good thickening property, thixotropy and suspension stability.

Further, the use method of the crack repair material comprises the following steps:

s1, taking a crack as a center, removing 20-30 mm of the crack from two sides of the crack, and opening a V-shaped groove downwards;

s2, cleaning the grooves and floating ash impurities of the base layer to ensure that the base layer is dry, clean and solid before construction;

s3, filling and compacting the stirred repair material paste into the gap by using a scraper, wherein the thickness of the paste in one batch scraping can reach 20mm, and the batch scraping times are adjusted according to the depth of the gap until the gap is filled;

and S4, after the material to be repaired is completely dried, polishing and flattening by using abrasive paper, and then performing wall surface decoration layer construction.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a flow chart of a method of use of an embodiment of the present application.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The crack repairing material in this embodiment can be applied to various wall structures, for example, the following wall structure is provided in this embodiment, and the crack repairing material in this embodiment can be used to repair the following wall structure.

The wall surface structure comprises a sound insulation board, wherein the wall body is positioned at one side of the wall body, a fixture block is welded at one side of the sound insulation board, a fixed groove is formed at one side of the wall body close to the sound insulation board, the fixture block is matched with the fixed groove, a first sliding groove is formed in each of the top inner wall and the bottom inner wall of the fixed groove, a sliding rod is slidably installed in the first sliding groove, a first limiting groove is formed in each of the two side inner walls of the first sliding groove, a first limiting block is welded at each of the two sides of the sliding rod, the first limiting block is matched with the corresponding first limiting groove, a sliding hole is formed in the first limiting block, a first fixing rod is slidably installed in the sliding hole, the top and the bottom of the first fixing rod are respectively welded on the top inner wall and the bottom inner wall of the corresponding first limiting groove, a first spring is sleeved on the first fixing rod, one end of the first spring is welded at one side, away from the fixed groove, the other end of the first spring is welded on the inner wall of the corresponding first limiting groove, one end of the slide bar extends into the fixed groove and is rotatably provided with a ball, the top and the bottom of the fixture block are both provided with a clamping groove, the clamping groove is matched with the corresponding ball, the sound insulation board can be installed and fixed through the matching of the fixed groove, the fixture block, the first sliding groove, the slide bar, the first limiting groove, the first limiting block, the sliding hole, the first fixed rod, the first spring, the ball, the clamping groove, the second sliding groove, the second fixed rod and the second spring, when the sound insulation board is installed, the fixture block on the sound insulation board is aligned with the corresponding fixed groove, the fixture block is inserted into the fixed groove through pressing the sound insulation board, the two balls are respectively extruded by the two inclined planes of the fixture block to move, the two balls roll to drive the slide bar to slide in the first sliding groove, the slide bar slides to drive the first limiting block to slide, the first limiting block is ensured to slide without deviation through the matching of the sliding hole and the first fixed rod, the corresponding first spring is driven to be stressed to shrink through the sliding of the first limiting block, simultaneously the slide bar slides and drives the second dead lever and slide in the second spout, guarantee through the cooperation of second stopper and second spacing groove that the second dead lever slides not off normal, the second dead lever drives the shrink of second spring atress, it rolls to drive the ball through the slip of fixture block, the ball rolls to the draw-in groove that corresponds in, through the cooperation of two balls and draw-in grooves that correspond, thereby it is fixed to carry out the centre gripping to the fixture block, thereby realize the installation to the acoustic celotex board, it is fixed, an embodiment is convenient for install the acoustic celotex board, it is fixed, make things convenient for personnel's operation, the steam generator is simple in structure, and the steam generator is convenient to use.

Of course, the present embodiment can also be used for repairing wall structures. The crack repairing material according to the embodiment of the present application will be described below without further details.

The first embodiment is as follows:

the double-component wall surface structuring agent comprises A, B components, wherein the component A is viscous liquid, the component B is powder solid, and the component A, B is blended according to the proportion of 0.8:1 and stirred into uniform paste for use.

Further, the component A comprises styrene-acrylic polymer emulsion, a film-forming additive, a dispersing agent, a wetting agent, a defoaming agent, a bactericide and deionized water.

Further, the main components of the component B comprise white cement, quartz sand, coarse whiting powder, polypropylene fiber, latex powder and a water-retaining thickener.

Further, the A, B components are added into a mortar stirring and dispersing device at the same time, stirring is started, the stirring time is 30min, and the stirring temperature is 30 ℃.

Furthermore, the styrene-acrylic polymer emulsion contains high-flexibility high-molecular particles, and forms a coating net structure with fillers such as cement, quartz sand, heavy calcium powder and the like under the action of various auxiliaries.

Furthermore, the film-forming assistant has good film-forming performance, forms a compact organic coating on the repaired part, can inhibit the wall surface from alkali reversion, and also has the functions of moisture prevention and mildew prevention.

Furthermore, the defoaming agent is organic silicon modified mineral oil, and the organic silicon modified mineral oil has strong defoaming capability and good foam inhibition performance.

Furthermore, the quartz sand is high-purity quartz sand with the silicon dioxide content of more than 99%, the quartz sand with different particle sizes is reasonably graded, the porosity and shrinkage rate of the material are reduced, the system strength and surface hardness are enhanced, and cracking is reduced.

Furthermore, the water-retaining thickener is a bentonite mortar water-retaining thickener, and the bentonite mortar water-retaining thickener has good thickening property, thixotropy and suspension stability.

Further, the use method of the crack repair material comprises the following steps:

s1, taking a crack as a center, removing 20mm of the crack from two sides of the crack, and downwards opening a V-shaped groove;

s2, cleaning the grooves and floating ash impurities of the base layer to ensure that the base layer is dry, clean and solid before construction;

s3, filling and compacting the stirred repair material paste into the gap by using a scraper, wherein the thickness of the paste in one batch scraping can reach 20mm, and the batch scraping times are adjusted according to the depth of the gap until the gap is filled;

and S4, after the material to be repaired is completely dried, polishing and flattening by using abrasive paper, and then performing wall surface decoration layer construction.

Example two:

the double-component wall surface structuring agent comprises A, B components, wherein the component A is viscous liquid, the component B is powder solid, and the component A, B is prepared according to the proportion of 1:1 and is stirred into uniform paste for use.

Further, the component A comprises styrene-acrylic polymer emulsion, a film-forming additive, a dispersing agent, a wetting agent, a defoaming agent, a bactericide and deionized water.

Further, the main components of the component B comprise white cement, quartz sand, coarse whiting powder, polypropylene fiber, latex powder and a water-retaining thickener.

Further, the A, B components are added into a mortar stirring and dispersing device at the same time, stirring is started, the stirring time is 40min, and the stirring temperature is 40 ℃.

Furthermore, the styrene-acrylic polymer emulsion contains high-flexibility high-molecular particles, and forms a coating net structure with fillers such as cement, quartz sand, heavy calcium powder and the like under the action of various auxiliaries.

Furthermore, the film-forming assistant has good film-forming performance, forms a compact organic coating on the repaired part, can inhibit the wall surface from alkali reversion, and also has the functions of moisture prevention and mildew prevention.

Furthermore, the defoaming agent is organic silicon modified mineral oil, and the organic silicon modified mineral oil has strong defoaming capability and good foam inhibition performance.

Furthermore, the quartz sand is high-purity quartz sand with the silicon dioxide content of more than 99%, the quartz sand with different particle sizes is reasonably graded, the porosity and shrinkage rate of the material are reduced, the system strength and surface hardness are enhanced, and cracking is reduced.

Furthermore, the water-retaining thickener is a bentonite mortar water-retaining thickener, and the bentonite mortar water-retaining thickener has good thickening property, thixotropy and suspension stability.

Further, the use method of the crack repair material comprises the following steps:

s1, taking the crack as a center, removing 30mm of the crack towards two sides of the crack, and downwards opening a V-shaped groove;

s2, cleaning the grooves and floating ash impurities of the base layer to ensure that the base layer is dry, clean and solid before construction;

s3, filling and compacting the stirred repair material paste into the gap by using a scraper, wherein the thickness of the paste in one batch scraping can reach 20mm, and the batch scraping times are adjusted according to the depth of the gap until the gap is filled;

and S4, after the material to be repaired is completely dried, polishing and flattening by using abrasive paper, and then performing wall surface decoration layer construction.

The application has the advantages that:

the styrene-acrylic polymer emulsion contains high-flexibility high-molecular particles, forms a coating net structure with fillers such as cement, quartz sand, heavy calcium powder and the like under the action of various auxiliaries, and simultaneously embeds fibers in the coating net structure to enhance the toughness of the material, so that the flexibility of the material can resist the local wall activity and reduce secondary cracking; meanwhile, the material has strong adhesive force, can permeate into pores of various base materials to form a hinge structure, resists the difference of the activity amount among different materials and reduces cracking; the single batch scraping thickness of the material can reach 20mm, the labor cost required by construction is reduced, the material has quick-drying performance, the single drying time is about 1 hour, the maintenance time is shortened, and the cost of crack repair is greatly reduced; the material also has good film-forming property, forms a compact organic coating on the repaired part, can inhibit the wall surface from alkali reversion, and also has the functions of moisture prevention and mildew prevention.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.