A high-performance thermal insulation adhesive for exterior walls

Abstract

The invention discloses a high-performance heat-insulating adhesive for exterior walls, comprising the following components in weight ratio: 30% of neutral tap water, 50% of epoxy-modified acrylic acid water-based emulsion, 10% of general silicon 42.5 cement, 2.5% of starch ether, 3% of a mixture of high-boiling-point aromatic hydrocarbons, ketones and esters, and C 12 Fatty alcohol polyoxyethylene ether 1.5%, C 16 ‑C 18 0.8% of fatty alcohol polyoxyethylene ether, 2% of acrylic acid copolymer-vinyl acetate copolymer, and 0.2% of dodecylbenzyl ammonium chloride are used to produce the high-performance thermal insulation adhesive for exterior walls, comprising the following steps: S1: adding a metered amount of C 12 Fatty alcohol polyoxyethylene ether, C 16 ‑C 18 0.8% of fatty alcohol polyoxyethylene ether is dissolved in neutral tap water. In the present invention, the problem of insufficient stirring at corners is avoided and the stirring effect is improved by the cooperation of the mounting frame, the stirring rod, the stirring rake teeth and the first driving assembly. The first motor drives the swing rod to rotate so that the stirring rake teeth can stir and mix the raw materials in the mixing barrel.

Description

Technical Field

[0001] The invention relates to the technical field of adhesives, and in particular to a high-performance thermal insulation adhesive for exterior walls. Background Art

[0002] In the process of producing and preparing the binder of thermal insulation materials, insufficient mixing of the binder raw materials will affect the quality of the finished product. In the existing stirring device, there is a lack of pre-mixing process, and the raw materials are directly put into the stirring device for stirring. Inevitably, there will be incomplete stirring. When the raw materials are added later, it will affect the stirring efficiency and stirring effect. Insufficient stirring affects the quality of the finished product and causes it to fail to meet the production requirements. Summary of the invention

[0003] The purpose of the present invention is to solve the above problems and to provide a high-performance thermal insulation adhesive for exterior walls.

[0004] In order to achieve the above object, the present invention adopts the following technical solutions:

[0005] A high-performance heat-insulating adhesive for exterior walls, comprising the following components in weight ratio: 30% neutral tap water, 50% epoxy-modified acrylic water-based emulsion, 10% general silicon 42.5 cement, 2.5% starch ether, 3% mixture of high-boiling-point aromatic hydrocarbons, ketones and esters, and C 12 Fatty alcohol polyoxyethylene ether 1.5%, C 16 -C 18 Fatty alcohol polyoxyethylene ether 0.8%, acrylic acid copolymer-vinyl acetate copolymer 2%, dodecylbenzylammonium chloride 0.2%.

[0006] Preferably, the method for producing the high-performance thermal insulation adhesive for exterior walls comprises the following steps:

[0007] S1: Add metering C 12 Fatty alcohol polyoxyethylene ether, C 16 -C 18 Dissolve 0.8% fatty alcohol polyoxyethylene ether in neutral tap water and stir evenly;

[0008] S2: Add measured starch ether and stir evenly;

[0009] S3: Add measured epoxy modified acrylic water-based emulsion and stir evenly;

[0010] S4: Add measured amount of 42.5% silica cement and mix well;

[0011] S5: adding a mixture of high-boiling-point aromatic hydrocarbons, ketones, esters, dodecylbenzyl ammonium chloride, and acrylic acid copolymer-vinyl acetate copolymer, and stirring evenly to obtain a finished product;

[0012] The stirring device used in S1-S5 includes a base and a mixing barrel, the bottom of the base is provided with a discharge port interconnected with the mixing barrel, the top of the base is provided with a stirring rod installed on a mounting frame, the outer peripheral wall of one end of the stirring rod is provided with a plurality of evenly distributed stirring rake teeth, the other end of the stirring rod is fixedly connected with a first gear, the mounting frame is provided with a first driving assembly for driving the stirring rod to swing, the top of the base is provided with a fixed cylinder installed on a supporting frame, the interior of the fixed cylinder is provided with a mixing barrel, the outer side of the fixed cylinder is provided with a second motor cooperating with the mixing barrel, the interior of the mixing barrel is provided with a mixing mechanism for stirring, the interior of the fixed cylinder is provided with a second driving assembly for driving the mixing mechanism to work, and the fixed cylinder is provided with a feeding pipe and a material guide pipe.

[0013] Preferably, the first driving assembly includes a first motor fixedly mounted on a mounting frame, the output end of the first motor is fixedly connected to a rocker arm, one end of the rocker arm is rotatably connected to a stirring rod, and a driving disk meshing with a first gear is fixedly provided on the mounting frame.

[0014] Preferably, the mixing mechanism comprises two chambers symmetrically arranged inside the mixing barrel, and the inner walls of the two chambers are penetrated by two symmetrically distributed rotating columns, and the rotating columns are provided with a plurality of evenly distributed stirring teeth. One end of the rotating column extends to the interior of the fixed barrel and is fixedly connected to a second gear.

[0015] Preferably, the second driving assembly includes a gear ring arranged on the inner surface wall of the fixed cylinder, the second gear is meshingly connected to the gear ring, an axis rod is penetrated through the inner surface wall of the fixed cylinder, one end of the axis rod is fixedly connected to a third gear matching the gear ring, and the other end of the axis rod extends to the outside of the fixed cylinder and is fixedly connected to the output end of the third motor.

[0016] Preferably, a plurality of evenly distributed supporting legs are provided at the bottom of the base, and mounting holes are provided on the supporting legs.

[0017] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0018] 1. The present application avoids the problem of insufficient stirring at corners and improves the stirring effect by the mutual cooperation of the mounting frame, stirring rod, stirring rake teeth and the first driving assembly. The first motor drives the rocker arm to rotate, so that the rocker arm drives the stirring rod to rotate along the corners of the mixing barrel, so that the stirring rake teeth can stir and mix the raw materials in the mixing barrel, thereby improving the stirring efficiency.

[0019] 2. The present application can achieve preliminary mixing of solids through the mutual cooperation of the fixed barrel, the mixing barrel, the mixing mechanism and the second driving assembly. The raw materials are put into one of the chambers through the feeding pipe, and the third motor is started to drive the third gear to rotate. The rotating column is driven to rotate under the action of the meshing of the second gear and the gear ring, so that the stirring teeth can perform preliminary stirring and mixing of the raw materials. After the mixing is completed, the second motor is started without turning off the third motor, so that the gear ring and the second gear rotate at the same time. When the mixing barrel rotates to a suitable position, the second motor and the third motor are turned off, and the mixed raw materials fall into the inside of the mixing barrel, thereby achieving mixing and stirring of the raw materials and improving the stirring efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 The overall structural schematic diagram of the stirring device provided according to an embodiment of the present invention is shown;

[0021] Figure 2 A schematic diagram of the structure of a mixing barrel and a stirring rod provided in an embodiment of the present invention is shown;

[0022] Figure 3 It shows a first cross-sectional structural schematic diagram of the side of the fixing cylinder provided in an embodiment of the present invention;

[0023] Figure 4 It shows a first cross-sectional structural schematic diagram of the side of the fixing cylinder provided in an embodiment of the present invention;

[0024] Figure 5 A schematic diagram of the structure of a mixing barrel and a gear ring provided in an embodiment of the present invention is shown;

[0025] Figure 6 A schematic diagram of a front cross-sectional structure of a mixing barrel provided according to an embodiment of the present invention is shown.

[0026] Legend:

[0027] 1. Base; 2. Mixing barrel; 3. Mounting frame; 4. Stirring rod; 5. Stirring rake teeth; 6. First gear; 7. Driving plate; 8. First motor; 9. Rocker arm; 10. Support frame; 11. Fixed barrel; 12. Mixing barrel; 13. Second motor; 14. Chamber; 15. Rotating column; 16. Stirring teeth; 17. Second gear; 18. Gear ring; 19. Third gear; 20. Third motor; 21. Feed pipe; 22. Material guide pipe; 23. Discharge port; 24. Support leg. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] See also Figure 1-6 , the present invention provides a technical solution:

[0030] A high-performance heat-insulating adhesive for exterior walls, comprising the following components in weight ratio: 30% neutral tap water, 50% epoxy-modified acrylic water-based emulsion, 10% general silicon 42.5 cement, 2.5% starch ether, 3% mixture of high-boiling-point aromatic hydrocarbons, ketones and esters, and C 12 Fatty alcohol polyoxyethylene 3,7 ether 1.5%, C 16 -C 18 Fatty alcohol polyoxyethylene 10,20 ether 0.8%, acrylic acid copolymer-vinyl acetate copolymer 2%, dodecylbenzylammonium chloride 0.2%.

[0031] Specifically, Figure 1 As shown, a method for preparing a high-performance thermal insulation adhesive for an exterior wall comprises the following steps:

[0032] S1: Add metering C 12 Fatty alcohol polyoxyethylene 3,7 ether, C 16 -C 18 Dissolve 0.8% of fatty alcohol polyoxyethylene 10,20 ether in neutral tap water and stir evenly;

[0033] S2: Add measured starch ether and stir evenly;

[0034] S3: Add measured epoxy modified acrylic water-based emulsion and stir evenly;

[0035] S4: Add measured amount of 42.5% silica cement and mix well;

[0036] S5: adding a mixture of high-boiling-point aromatic hydrocarbons, ketones, esters, dodecylbenzyl ammonium chloride, and acrylic acid copolymer-vinyl acetate copolymer, and stirring evenly to obtain a finished product;

[0037] The stirring device used in S1-S5 includes a base 1 and a mixing barrel 2. The bottom of the base 1 is provided with a discharge port 23 interconnected with the mixing barrel 2. A stirring rod 4 installed on a mounting frame 3 is provided above the base 1. The outer peripheral wall of one end of the stirring rod 4 is provided with a plurality of evenly distributed stirring rake teeth 5. The other end of the stirring rod 4 is fixedly connected with a first gear 6. A first driving component for driving the stirring rod 4 to swing is provided on the mounting frame 3. A fixed cylinder 11 installed on a support frame 10 is provided above the base 1. A mixing barrel 12 is provided inside the fixed cylinder 11. A second motor 13 cooperating with the mixing barrel 12 is provided on one side of the outside of the fixed cylinder 11. A mixing mechanism for stirring is provided inside the mixing barrel 12. A second driving component for driving the mixing mechanism to work is provided inside the fixed cylinder 11. A feed pipe 21 and a material guide pipe 22 are provided on the fixed cylinder 11.

[0038] Specifically, Figure 1 and Figure 2 As shown, the first driving assembly includes a first motor 8 fixedly mounted on a mounting frame 3, an output end of the first motor 8 is fixedly connected to a rocker arm 9, one end of the rocker arm 9 is rotationally connected to a stirring rod 4, and a driving disk 7 meshing with a first gear 6 is fixedly provided on the mounting frame 3.

[0039] Specifically, Figure 5 and Figure 6 As shown, the mixing mechanism includes two chambers 14 symmetrically arranged inside the mixing barrel 12, and the inner surface walls of the two chambers 14 are penetrated by two symmetrically distributed rotating columns 15, and the rotating columns 15 are provided with a plurality of evenly distributed stirring teeth 16. One end of the rotating column 15 extends to the interior of the fixed barrel 11 and is fixedly connected to a second gear 17.

[0040] Specifically, Figure 4 and Figure 5 As shown, the second driving assembly includes a gear ring 18 arranged on the inner surface wall of the fixed cylinder 11, and the second gear 17 is meshed and connected with the gear ring 18. An axle rod is arranged through the inner surface wall of the fixed cylinder 11, and one end of the axle rod is fixedly connected with a third gear 19 cooperating with the gear ring 18. The other end of the axle rod extends to the outside of the fixed cylinder 11 and is fixedly connected with the output end of the third motor 20. The second gear 17 and the third gear 19 are respectively meshed with the gear ring 18 without interfering with each other. During the preliminary mixing, the raw materials enter the chamber 14 of the mixing cylinder 12 through the feeding pipe 21, and the third motor 20 is started to drive the third gear 19 to rotate. Under the action of the mutual meshing of the third gear 19 and the gear ring 18, the preliminary stirring and mixing of the raw materials is achieved. Before the preliminary mixed raw materials are poured into the mixing barrel 2, the third motor 20 is turned off and the second motor 13 is started to drive the mixing barrel 12 to rotate, so that the mixed raw materials fall into the interior of the mixing barrel 2 through the guide pipe 22.

[0041] Specifically, Figure 1 As shown, a plurality of evenly distributed support legs 24 are provided at the bottom of the base 1, and mounting holes are provided on the support legs 24 to facilitate the overall fixed installation of the stirring device.

[0042] In summary, the stirring device for producing a high-performance thermal insulation adhesive for exterior walls provided in this embodiment, when in use, a measured amount of neutral tap water is put into the interior of the mixing barrel 2, and a solid raw material is put into the chamber 14 of the mixing barrel 12 through the feeding pipe 21, and the third motor 20 is started to drive the third gear 19 to rotate. Under the action of the mutual meshing of the third gear 19 and the gear ring 18, the gear ring 18 rotates and drives the second gear 17 to rotate, so that the rotating column 15 drives the stirring teeth 16 to perform preliminary mixing and stirring of the raw materials, and then the third motor 20 is turned off and the second motor 13 is started, and the second motor 13 drives the mixing barrel 12 to rotate in the fixed barrel. The inside of the mixing barrel 11 rotates so that the mixed raw materials are thrown into the mixing barrel 2, and the subsequent raw materials can be thrown into another chamber 14 to continue stirring and mixing, so as to facilitate the next feeding work. While the mixing barrel 12 rotates, the second gear 17 rotates along the inner circle of the gear ring 18 to ensure the normal rotation of the mixing barrel 12. After the raw materials are put in, the first motor 8 is started to drive the swing rod 9 to rotate, and the swing rod 9 drives the stirring rod 4 to rotate. Under the action of the mutual engagement of the first gear 6 and the driving disk 7, the stirring rod 4 rotates to realize the stirring and mixing of the raw materials by the stirring rake teeth 5, so as to achieve the purpose of improving the stirring efficiency and stirring effect.

[0043] The above description of the embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those 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 will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A method for preparing a high-performance thermal insulation adhesive for exterior walls, characterized in that: The following steps are involved: S1: Add metering C 12 Fatty alcohol polyoxyethylene (3,7) ether, C 16 -C 18 0.8% fatty alcohol polyoxyethylene (10,20) ether, dissolved in neutral tap water, stir evenly; S2: Add measured starch ether and stir evenly; S3: Add measured epoxy modified acrylic water-based emulsion and stir evenly; S4: Add measured amount of 42.5% silica cement and mix well; S5: adding a mixture of high-boiling-point aromatic hydrocarbons, ketones, esters, dodecylbenzyl ammonium chloride, and acrylic acid copolymer-vinyl acetate copolymer, and stirring evenly to obtain a finished product; The stirring device used in S1-S5 comprises a base (1) and a mixing barrel (2); the base (1) is provided with a discharge port (23) at the bottom thereof and is in communication with the mixing barrel (2); a stirring rod (4) mounted on a mounting frame (3) is provided above the base (1); a plurality of stirring rake teeth (5) evenly distributed are provided on the outer peripheral wall of one end of the stirring rod (4); a first gear (6) is fixedly connected to the other end of the stirring rod (4); and a first driving group (6) for driving the stirring rod (4) to swing is provided on the mounting frame (3). A fixing cylinder (11) mounted on a supporting frame (10) is arranged above the base (1), a mixing cylinder (12) is arranged inside the fixing cylinder (11), a second motor (13) cooperating with the mixing cylinder (12) is arranged on one side of the outside of the fixing cylinder (11), a mixing mechanism for stirring is arranged inside the mixing cylinder (12), a second driving component for driving the mixing mechanism to work is arranged inside the fixing cylinder (11), and a feeding pipe (21) and a material guide pipe (22) are arranged on the fixing cylinder (11); The mixing mechanism comprises two chambers (14) symmetrically arranged inside the mixing cylinder (12), the inner surface walls of the two chambers (14) are penetrated by two symmetrically distributed rotating columns (15), the rotating columns (15) are provided with a plurality of evenly distributed stirring teeth (16), one end of the rotating column (15) extends to the interior of the fixed cylinder (11) and is fixedly connected to a second gear (17); The second driving assembly comprises a gear ring (18) arranged on the inner surface wall of the fixed cylinder (11), the second gear (17) is meshingly connected with the gear ring (18), a shaft rod is arranged through the inner surface wall of the fixed cylinder (11), one end of the shaft rod is fixedly connected with a third gear (19) matching with the gear ring (18), and the other end of the shaft rod extends to the outside of the fixed cylinder (11) and is fixedly connected to the output end of the third motor (20).

2. The method for preparing a high-performance thermal insulation adhesive for exterior walls according to claim 1, characterized in that: The first driving assembly comprises a first motor (8) fixedly mounted on a mounting frame (3); an output end of the first motor (8) is fixedly connected to a rocker arm (9); one end of the rocker arm (9) is rotatably connected to a stirring rod (4); and a driving disc (7) meshing with a first gear (6) is fixedly arranged on the mounting frame (3).

3. The method for preparing a high-performance thermal insulation adhesive for exterior walls according to claim 1, characterized in that: The bottom of the base (1) is provided with a plurality of evenly distributed support legs (24), and the support legs (24) are provided with mounting holes.

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