Wall screw hole cement paste plugging device and construction method

Abstract

The cement paste plugging device comprises an equipment body and a grouting gun, the equipment body comprises a material storage tank and a pressure pump, an outlet of the material storage tank is connected with the pressure pump, the grouting gun comprises a grouting pipe and a gun barrel, the rear end of the grouting pipe is installed at the front end of the gun barrel, and the grouting pipe is connected with the gun barrel. The pressure pump is connected with the gun barrel through a slurry conveying pipe, a plurality of uniformly distributed slurry outlet holes are formed in the grouting pipe, a gun stock is arranged at the lower end of the gun barrel, and a pressure pump switch is arranged at the front end of the gun stock. The construction speed is high, the plugging effect is good, the waterproof and moisture-proof performance of a wall surface is effectively improved, and the service life of a building is effectively prolonged.

Description

Technical Field

[0001] The invention relates to the technical field of building construction, in particular to a cement slurry plugging device for screw holes on a wall and a construction method. Background Art

[0002] In construction projects, exterior wall formwork is usually fixed with through-wall bolts. After the formwork is removed, a large number of screw holes will be formed on the concrete wall. The existence of these holes not only affects the appearance quality of the building, but also easily causes water seepage and air leakage, affecting the use function and durability of the building. Therefore, it is very necessary to seal the screw holes.

[0003] At present, the commonly used methods for plugging screw holes include water-boiled expansion rubber sealant plugging, polymer cement mortar plugging, foamed polyurethane plugging, etc. These methods have some defects, such as complex construction process, high cost, easy aging, easy cracking, etc. Summary of the invention

[0004] The purpose of the present invention is to solve the problems raised in the above-mentioned background technology. The present invention provides a cement slurry plugging device and a construction method for wall screw holes, which are suitable for construction site conditions and enhance the waterproof performance and service life of the wall.

[0005] In order to achieve the above-mentioned purpose, the present invention specifically adopts the following technical solutions:

[0006] A cement slurry plugging device for screw holes in a wall comprises an equipment main body and a grouting gun. The equipment main body comprises a storage tank and a pressure pump. The outlet of the storage tank is connected to the pressure pump. The grouting gun comprises a grouting pipe and a gun barrel. The rear end of the grouting pipe is installed at the front end of the gun barrel. The pressure pump and the gun barrel are connected through a grouting pipe. The grouting pipe is provided with a plurality of evenly distributed slurry outlet holes. A butt is provided at the lower end of the gun barrel. A pressure pump switch is provided at the front end of the butt.

[0007] Preferably, it also includes a sleeve, which is installed on the gun barrel, and the rear end of the grouting pipe is installed in the sleeve.

[0008] Preferably, a slide groove is provided on the top of the gun barrel, a sliding block slidably connected to the slide groove is provided, a positioning connecting rod is installed on the top of the sliding block, and a vertically arranged positioning plate is installed at the front end of the positioning connecting rod.

[0009] Preferably, the slurry delivery pipe is a hose.

[0010] Preferably, the storage tank and the pressure pump are installed on a base, and a plurality of wheels are provided at the bottom of the base.

[0011] Preferably, a plug is also provided, and the plug is installed at the end of the grouting pipe.

[0012] Preferably, the material of the plugging is rubber, a wedge needle is installed at the center of the plugging, and the plugging is connected to the grouting pipe through the wedge needle.

[0013] The invention also discloses a method for using a steel bar wire binding tool, comprising the following steps:

[0014] (1) Equipment preparation: First, inject water into the grouting equipment to moisten it and ensure smooth grouting of the equipment;

[0015] (2) Material preparation: Prepare plugging cement slurry on site and load the cement slurry into the storage tank;

[0016] (3) Trial grouting: Before formal grouting, trial grouting is carried out to ensure that the grouting construction is smooth and free of impurities.

[0017] (4) Clean the screw hole: After taking out the screw, use a blower on site to clean the debris in the hole.

[0018] (5) Grouting: The screw holes should be moistened before grouting. The grouting process should be continuous. After the grouting is completed, the grouting port should be sealed and pressurized with a rubber plug to ensure that the screw holes are densely grouted.

[0019] Beneficial effects:

[0020] The present invention is easy to operate and convenient to construct. The grouting equipment involved in the present invention is easy to operate and is suitable for complex working conditions at the construction site. One to two people can perform the construction. Low cost: The material price used for the grouting equipment and construction method involved in the present method is relatively low, and the construction cost is relatively low, which is more economical and practical than the traditional plugging method. Good effect: The grouting equipment used in the present method has a fast construction speed and a good plugging effect, which effectively improves the waterproof and moisture-proof performance of the wall surface and effectively prolongs the service life of the building. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 This is a schematic diagram of a cement slurry plugging device for screw holes on a wall according to the present invention;

[0023] Figure 2 for Figure 1 The enlarged schematic diagram at A in the middle;

[0024] Figure 3 This is a schematic diagram of the cement slurry plugging device for screw holes in a wall surface of the present invention when in use;

[0025] Figure 4 This is a schematic diagram of a cement slurry plugging device for screw holes in a wall according to another embodiment of the present invention when in use. DETAILED DESCRIPTION

[0026] To make the purpose, technical solution and advantages of the embodiments of the present invention more clear, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0027] As shown in the figure, the embodiment of the present invention discloses a cement slurry plugging device for screw holes on a wall, including a device body and a grouting gun, wherein the device body includes a storage tank 1 and a pressure pump 2, the outlet of the storage tank 1 is connected to the pressure pump 2, the grouting gun includes a grouting pipe 3 and a gun barrel 4, the rear end of the grouting pipe 3 is installed at the front end of the gun barrel 4, the pressure pump 2 and the gun barrel 4 are connected through a grouting pipe 5, the grouting pipe 3 is provided with a plurality of evenly distributed slurry outlet holes 31, the lower end of the gun barrel 4 is provided with a gun stock 6, and the front end of the gun stock 6 is provided with a pressure pump switch 7. The pressure pump switch 7 controls the pressure pump 2 to pressurize or not pressurize, and when in use, pressurizes so that the slurry is pumped into the gun barrel 4, and then pumped out from the grouting pipe 3.

[0028] In one embodiment of the present invention, a sleeve 8 is further included, and the sleeve 8 is installed at the gun barrel 4, and the rear end of the grouting pipe 3 is installed in the sleeve 8. The sleeve 8 plays a role in protecting the installation and facilitating the replacement of the grouting pipe 3.

[0029] In addition, the sleeve is used to seal the grouting holes in the non-grouting area to prevent the cement slurry from being exposed.

[0030] In one embodiment of the present invention, a slide groove is provided at the top of the gun barrel 4, a sliding block 9 is provided on the slide groove, a positioning link 10 is installed on the top of the sliding block 9, and a vertical positioning plate 11 is installed at the front end of the positioning link 10. The function of the slide groove is to facilitate the stabilization of the grouting gun, so that the operator can press on the positioning plate 11 when operating the grouting gun, and the positioning plate 11 is attached to the wall surface, thereby making the grouting gun stable during operation. Figure 3 .

[0031] In one embodiment of the present invention, the slurry delivery pipe 5 is a hose.

[0032] In one embodiment of the present invention, the storage tank 1 and the pressure pump 2 are installed on a base 12, and a plurality of wheels 13 are provided at the bottom of the base 12. The design of the wheels 13 enables the main body of the device to be easily moved.

[0033] In one embodiment of the present invention, a plug 14 is further provided, and the plug 14 is installed at the end of the grouting pipe 3 .

[0034] In one embodiment of the present invention, the material of the plug 14 is rubber, a wedge needle 15 is installed at the center of the plug 14, and the plug 14 is connected to the grouting pipe 3 through the wedge needle 15. The plug 14 is connected to the grouting pipe through the wedge needle 15 to seal the end. After the grouting is completed, the plug 14 is separated from the grouting pipe 3 and retained in the screw hole.

[0035] The invention also discloses a method for using a steel bar wire binding tool, comprising the following steps:

[0036] (1) Equipment preparation: First, inject water into the grouting equipment to moisten it and ensure smooth grouting of the equipment;

[0037] (2) Material preparation: Prepare plugging cement slurry on site and load the cement slurry into the storage tank;

[0038] (3) Trial grouting: Before formal grouting, trial grouting is carried out to ensure that the grouting construction is smooth and free of impurities.

[0039] (4) Clean the screw hole: After taking out the screw, use a blower on site to clean the debris in the hole.

[0040] (5) Grouting: The screw holes should be moistened before grouting. The grouting process should be continuous. After the grouting is completed, the grouting port should be sealed and pressurized with a rubber plug to ensure that the screw holes are densely grouted.

[0041] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A cement slurry plugging device for screw holes on a wall, characterized in that: The device includes an equipment body and a grouting gun. The equipment body includes a storage tank and a pressure pump. The outlet of the storage tank is connected to the pressure pump. The grouting gun includes a grouting pipe and a gun barrel. The rear end of the grouting pipe is installed at the front end of the gun barrel. The pressure pump and the gun barrel are connected through a grouting pipe. The grouting pipe is provided with a plurality of evenly distributed slurry outlet holes. A butt is provided at the lower end of the gun barrel, and a pressure pump switch is provided at the front end of the butt.

2. A cement slurry plugging device for screw holes in a wall according to claim 1, characterized in that: The utility model also comprises a sleeve, which is installed on the gun barrel, and the rear end of the grouting pipe is installed in the sleeve.

3. A cement slurry plugging device for screw holes in a wall according to claim 1, characterized in that: A slide groove is arranged on the top of the gun barrel, a sliding block connected in a sliding manner is arranged on the slide groove, a positioning connecting rod is arranged on the top of the sliding block, and a vertically arranged positioning plate is arranged on the front end of the positioning connecting rod.

4. A cement slurry plugging device for screw holes in a wall according to claim 1, characterized in that: The slurry delivery pipe is a soft hose.

5. A cement slurry plugging device for screw holes in a wall according to claim 1, characterized in that: The material storage tank and the pressure pump are installed on a base, and a plurality of wheels are arranged at the bottom of the base.

6. A cement slurry plugging device for screw holes in a wall according to claim 1, characterized in that: A plug is also provided, which is installed at the end of the grouting pipe.

7. A cement slurry plugging device for screw holes in a wall according to claim 6, characterized in that: The sealing material is rubber, a wedge needle is installed at the center of the plug, and the plug is connected to the grouting pipe through the wedge needle.

8. A construction method for plugging screw holes on a wall with cement slurry, characterized in that: The following steps are involved: (1) Equipment preparation: First, inject water into the grouting equipment to moisten it and ensure smooth grouting of the equipment; (2) Material preparation: Prepare plugging cement slurry on site and load the cement slurry into the storage tank; (3) Trial grouting: Before formal grouting, trial grouting is carried out to ensure that the grouting construction is smooth and free of impurities. (4) Clean the screw hole: After taking out the screw, use a blower on site to clean the debris in the hole. (5) Grouting: The screw holes should be moistened before grouting. The grouting process should be continuous. After the grouting is completed, the grouting port should be sealed and pressurized with a rubber plug to ensure that the screw holes are densely grouted.

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