Waterproof coating stirring machine with dustproof function

By introducing lifting components and air-exhausting dust removal components into the waterproof coating mixer, combined with adsorption sponge, the problem of dust spilling when adding materials is solved, and dust adsorption and removal during the mixing process is achieved, ensuring the clean and safe operation environment.

CN222131715UActive Publication Date: 2024-12-10BEIJING CENTURY HAISEN WATERPROOF MATERIAL CO LTD
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Patent Information

Application Number
CN202420821452.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-19
Publication Date
2024-12-10
Estimated Expiration
2034-04-19

AI Technical Summary

Technical Problem

The waterproof coating mixer is inconvenient to quickly absorb and treat dust when adding materials, resulting in the spilling of dust particles that will cause damage to the surrounding environment, and it is not convenient to continuously add materials and cooperate with dust.

Method used

A waterproof coating mixer with dustproof function is designed, including a mixing drum, lifting assembly, air extraction and dust removal assembly and feed hopper. The combination structure of the exhaust fan and adsorption sponge is used to achieve dust adsorption and removal, ensuring the sealing of materials during the mixing process. and air circulation.

Benefits of technology

It effectively reduces dust splash, realizes dust adsorption and removal during the stirring process, reduces pollution to the surrounding environment, and supports continuous material addition and stirring operations.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of stirrers, in particular to a waterproof coating stirrer with a dustproof function, which comprises a stirring barrel for mixing coatings, a box cover for blocking the inside is arranged at the top of the stirring barrel, and a lifting component for adjusting the height of a stirring structure is arranged at the rear end of the stirring barrel. An air draft dust removal assembly communicated with the interior is further arranged at the left end, close to the top, of the stirring barrel and comprises an exhaust fan and a connecting pipe connected with an exhaust opening in the right end of the exhaust fan, and a motor is arranged in the middle of the upper surface of the box cover; according to the waterproof coating stirring machine with the dustproof function, the lifting assembly is arranged, a telescopic arm of a hydraulic cylinder stretches out and draws back to drive a box cover with a trapezoid block to move up and down, lifting movement of the box cover and a motor is facilitated, cleaning cooperation of the interior of the stirring barrel is facilitated, and an exhaust fan is matched with a connecting pipe to be connected with the interior of the stirring barrel; and the inner frame plate with the adsorption sponge is mounted in the connecting pipe, so that dust adsorption during stirring and mixing is realized, and the situation that dust flies everywhere and influences the surrounding environment is reduced.
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Description

Technical Field

[0001] The utility model relates to the technical field of mixers, in particular to a waterproof paint mixer with a dustproof function. Background Art

[0002] Waterproof coatings are solvent-based, water-based or powder-based coatings made by mixing synthetic high molecular polymers, high molecular polymers and asphalt, high molecular polymers and cement as the main film-forming substances, adding various additives, modified materials, filling materials, etc.; during the mixing process of waterproof coatings, materials need to be added and coordinated. When dust materials are added, particles will splash out from the feed port, causing damage to users or the surrounding environment, and dust prevention treatment is required;

[0003] The utility model with publication number CN220238457U discloses a waterproof paint mixer with dustproof function, including a base, a dustproof mechanism, and a stirring mechanism. A hydraulic support rod is installed on the top of the base, a transmission box is installed on the output end of the hydraulic support rod, the dustproof mechanism is fixedly installed on the bottom of the transmission box, a stirring barrel is arranged at the bottom of the transmission box, the stirring mechanism is installed in the stirring barrel, the fixed telescopic rod is fixedly installed on the bottom of the transmission box, the rotating mounting block is fixedly connected to the output end of the fixed telescopic rod, the first mounting block is movably installed on the rotating mounting block, and the first connecting shaft is fixedly installed on the first mounting block;

[0004] In the above technical solution, the dust cover can be controlled to move up and down by the fixed telescopic rod, and the sealing ring and sealing ring arranged on the dust cover can seal the mixing barrel to prevent the paint dust from flying into the air during the mixing process; however, the dust generated by the waterproof paint mixer during material addition is not easy to be quickly absorbed and processed, resulting in dust particles being scattered and damaging the surrounding environment, making it inconvenient to continuously add materials and carry out dust prevention cooperation. Utility Model Content

[0005] The purpose of the utility model is to provide a waterproof paint mixer with a dustproof function to solve the problem that the waterproof paint mixer with the authorization publication number CN220238457U proposed in the above background technology is not convenient for quickly absorbing and processing the dust when adding materials, causing dust particles to scatter and damage the surrounding environment, and it is not convenient to continuously add materials and carry out dust prevention coordination.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A waterproof paint mixer with dustproof function, comprising a mixing drum for mixing paint, a box cover for sealing the interior is provided on the top of the mixing drum, a lifting assembly for adjusting the height of the mixing structure is provided at the rear end of the mixing drum, an exhaust dust removal assembly connected to the interior is also provided near the top of the left end of the mixing drum, the exhaust dust removal assembly comprises a connecting pipe connected to an exhaust fan and an exhaust port at the right end of the exhaust fan, the right end of the connecting pipe extends into the interior of the mixing drum, a mounting groove is provided on the top of the connecting pipe, an inner frame plate is provided in the mounting groove, an adsorption sponge is provided in the inner frame plate, a top cover is provided on the top of the mounting groove, a motor is provided in the middle of the upper surface of the box cover, and the output shaft of the motor passes through the box cover and is coaxially connected to the mixing shaft.

[0008] Preferably, the lifting assembly includes a base plate connecting a column and the bottom of the column, a ladder-shaped groove is opened at the top of the column, a top plate is provided on the top of the column, a hydraulic cylinder is provided on the upper surface of the top plate, and the telescopic arm of the hydraulic cylinder passes through the top plate and extends into the ladder-shaped groove.

[0009] In the utility model, the arrangement of the base plate facilitates the lifting of the bottom of the mixing drum, the bottom of the column is welded and fixed to the base plate, thereby increasing the stability of the combined installation, and the hydraulic cylinder is connected to an external power supply, and the corresponding position structure is raised or lowered in coordination with the telescopic arm.

[0010] Preferably, a ladder block is provided on the side wall of the box cover at a position corresponding to the ladder groove, the width of the outer wall of the ladder block is matched with the width of the inner wall of the ladder groove, and the bottom of the telescopic arm of the hydraulic cylinder is welded and fixed to the top of the ladder block.

[0011] In the utility model, the ladder-shaped block is slidably matched with the ladder-shaped groove, and is telescopically matched with the telescopic arm of the hydraulic cylinder, so that the box cover can be stably moved up and down in the column.

[0012] Preferably, the motor is fixedly connected to the box cover by screws, the output shaft of the motor is rotatably connected to the box cover, a plurality of stirring blades are provided on the outer wall of the stirring shaft, and a U-shaped scraper is also provided at the bottom of the stirring shaft, and the outer wall of the scraper is tightly fitted with the inner wall of the mixing drum.

[0013] In the utility model, the motor is connected to an external power source to continuously provide rotational power, and with the cooperation of the stirring shaft, the stirring blades and the scraper, uniform mixing of the internal materials is achieved.

[0014] Preferably, a feed hopper connected to the interior is embedded on the outer wall of the mixing drum near the top on the right side, a sealing cover is provided on the top of the feed hopper, and a handle is provided on the upper surface of the sealing cover.

[0015] In the utility model, with the cooperation of the feed hopper, the sealing cover is opened to help add the materials that need to be mixed into the mixing drum in real time through the feed hopper, and there is no need to disconnect the running state of the motor when adding materials. The sealing cover, with the cooperation of the pull handle, realizes the sealing cooperation of the feed hopper, reduces the splashing of internal materials during stirring and mixing, and reduces the damage to the surrounding environment. A gap is left between the sealing cover and the feed hopper to facilitate internal exhaust cooperation and realize internal air circulation.

[0016] Preferably, a drain pipe connected to the interior is embedded on the front end surface of the mixing drum near the bottom, a valve for opening and closing is provided on the end of the drain pipe, and a plurality of support columns distributed in a circular shape with equal intervals are provided on the lower surface of the mixing drum, the top of the support column is welded and fixed to the bottom of the mixing drum, and the bottom of the support column is fixed to the base plate by screws.

[0017] In the utility model, a discharge pipe is provided and with the cooperation of the valve, it is convenient to manually rotate the valve to realize the discharge and collection of the internal mixed materials. With the cooperation of the support column, it is helpful to stably install the mixing drum and the base plate.

[0018] Preferably, the left end of the connecting pipe is fixedly connected to the exhaust port of the exhaust fan by screws, the right end of the connecting pipe is bonded and fixed to the mixing drum, and the bottom of the exhaust fan is fixedly connected to the mixing drum by a support rod.

[0019] In the utility model, the exhaust fan is connected to an external power source, the internal wind wheel rotates and continuously exhausts air inside the mixing drum in cooperation with the connection pipe, so as to extract and adsorb the dust inside the mixing drum and reduce the dust splashing around and affecting the surrounding environment.

[0020] Preferably, the width of the inner wall of the mounting groove is matched with the width of the outer wall of the inner frame plate, connecting ventilation grooves are provided at both side ends of the inner frame plate, the width of the outer wall of the adsorption sponge is matched with the width of the inner wall of the inner frame plate, the upper surface of the top cover is provided with through holes near the four corners, the through holes are provided with fastening bolts, and screw holes are provided at the top of the connecting pipe and at the corresponding positions of the through holes.

[0021] In the utility model, an inner frame plate is provided to facilitate fixing the position of the adsorption sponge, and the inner frame plate does not affect the internal ventilation of the connecting pipe. The top cover is tightly plugged into the installation groove, and the fastening bolts pass through the through holes and are threadedly connected to the screw holes, so that the top cover and the connecting pipe can be stably installed. Removing the fastening bolts helps to open the top cover to remove, replace or clean the internal adsorption sponge, which helps to continuously perform dust-proof adsorption.

[0022] Compared with the prior art, the beneficial effects of the utility model are:

[0023] 1. The utility model sets a lifting assembly, a hydraulic rod is installed on the top of the top cover, and the telescopic arm of the hydraulic cylinder drives the box cover with the ladder block to move up and down, which is helpful for the lifting and moving of the box cover and the motor, and is convenient for cleaning the inside of the mixing drum. The exhaust fan cooperates with the connecting pipe to connect the inside of the mixing drum, and an inner frame plate with an adsorption sponge is installed in the connecting pipe to adsorb dust particles in the extracted air, thereby achieving dust adsorption during mixing and reducing the impact of dust flying around on the surrounding environment.

[0024] 2. The utility model provides a feed hopper with a sealing cover, which helps to continuously add materials. The sealing cover is closed to seal the inside of the feed hopper to reduce splashing of materials during stirring and mixing. At the same time, a gap is left between the sealing cover and the feed hopper to facilitate internal ventilation and realize internal air circulation. The discharge pipe with a valve helps to manually control the opening of the valve to realize the discharge and collection of materials after internal mixing. Multiple stirring blades are used to evenly mix the internal materials, and the scraper is used to reduce the stickiness of the materials inside the mixing drum. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0026] Figure 2 This is a schematic diagram of the box cover opening structure of the utility model;

[0027] Figure 3 This is a schematic diagram of the lifting assembly structure of the utility model;

[0028] Figure 4 This is a schematic diagram of the combined structure of the mixing drum and the feed hopper of the utility model;

[0029] Figure 5 This is a schematic diagram of the combined structure of the mixing drum and the exhaust dust removal assembly of the utility model;

[0030] Figure 6 This is a schematic diagram of the combined structure of the box cover and the motor of the utility model;

[0031] Figure 7 It is a schematic diagram of the overall cross-sectional structure of the utility model.

[0032] The meaning of each number in the figure is:

[0033] 1. Mixing drum; 10. Feed hopper; 11. Sealing cover; 110. Handle; 12. Drain pipe; 120. Valve; 13. Support column;

[0034] 2. Box cover; 20. Trapezoidal block; 21. Motor; 210. Stirring shaft; 211. Stirring blade; 212. Scraper;

[0035] 3. Lifting assembly; 30. Column; 300. Ladder-shaped groove; 301. Top plate; 302. Hydraulic cylinder; 31. Base plate;

[0036] 4. Exhaust dust removal assembly; 40. Exhaust fan; 41. Connecting pipe; 410. Mounting slot; 411. Screw hole; 42. Inner frame plate; 420. Adsorption sponge; 43. Top cover; 430. Perforation; 431. Fastening bolt. DETAILED DESCRIPTION

[0037] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0038] See also Figure 1-Figure 7 , this embodiment provides a technical solution:

[0039] A waterproof paint mixer with dustproof function includes a mixing drum 1 for mixing paint. A feed hopper 10 connected to the interior is embedded on the outer wall of the mixing drum 1 near the top of the right side. A sealing cover 11 is provided on the top of the feed hopper 10. A handle 110 is provided on the upper surface of the sealing cover 11.

[0040] In the utility model, with the cooperation of the feed hopper 10, the sealing cover 11 is opened to help add the materials to be mixed into the mixing drum 1 in real time through the feed hopper 10, and there is no need to disconnect the running state of the motor 21 when adding materials. The sealing cover 11, with the cooperation of the pull handle 110, realizes the sealing cooperation of the feed hopper 10, reduces the splashing of internal materials during stirring and mixing, and reduces the damage to the surrounding environment. A gap is left between the sealing cover 11 and the feed hopper 10 to facilitate internal exhaust cooperation and realize internal air circulation.

[0041] It should be noted that a drain pipe 12 connected to the interior is embedded on the front end surface of the mixing drum 1 near the bottom, and a valve 120 for opening and closing is provided at the end of the drain pipe 12. A plurality of support columns 13 distributed in a circular shape with equal intervals are provided on the lower surface of the mixing drum 1. The top of the support column 13 is welded and fixed to the bottom of the mixing drum 1, and the bottom of the support column 13 is fixed to the base plate 31 by screws.

[0042] In the utility model, a discharge pipe 12 is provided and with the cooperation of the valve 120, it is convenient to manually rotate the valve 120 to discharge and collect the internal mixed materials. The cooperation of the support column 13 helps to stabilize the installation cooperation between the mixing drum 1 and the base plate 31.

[0043] Furthermore, a box cover 2 for sealing the interior is provided on the top of the mixing drum 1, and a lifting assembly 3 for adjusting the height of the mixing structure is provided at the rear end of the mixing drum 1. The lifting assembly 3 includes a column 30 and a base plate 31 connected to the bottom of the column 30. A trapezoidal groove 300 is provided on the top of the column 30, and a top plate 301 is provided on the top of the column 30. A hydraulic cylinder 302 is provided on the upper surface of the top plate 301, and a telescopic arm of the hydraulic cylinder 302 passes through the top plate 301 and extends into the trapezoidal groove 300.

[0044] In the utility model, the base plate 31 is arranged to facilitate the lifting of the bottom of the mixing drum 1, the bottom of the column 30 is welded and fixed to the base plate 31, thereby increasing the stability of the combined installation, and the hydraulic cylinder 302 is connected to an external power supply, and the corresponding position structure is raised or lowered in coordination with the telescopic arm.

[0045] Specifically, a ladder block 20 is provided on the side wall of the box cover 2 corresponding to the ladder groove 300 , the width of the outer wall of the ladder block 20 is adapted to the width of the inner wall of the ladder groove 300 , and the bottom of the telescopic arm of the hydraulic cylinder 302 is welded and fixed to the top of the ladder block 20 .

[0046] In the utility model, the ladder block 20 is slidably matched with the ladder groove 300 and is telescopically matched with the telescopic arm of the hydraulic cylinder 302 , so that the box cover 2 can be stably moved up and down in the column 30 .

[0047] It is worth adding that an exhaust dust removal component 4 connected to the interior is also provided at the left end of the mixing drum 1 near the top, and the exhaust dust removal component 4 includes a connecting pipe 41 connecting the exhaust fan 40 and the exhaust port at the right end of the exhaust fan 40, and the right end of the connecting pipe 41 extends into the interior of the mixing drum 1, and a mounting groove 410 is provided on the top of the connecting pipe 41, and an inner frame plate 42 is provided in the mounting groove 410, and an adsorption sponge 420 is provided in the inner frame plate 42, and a top cover 43 is provided on the top of the mounting groove 410, and the left end of the connecting pipe 41 is fixedly connected to the exhaust port of the exhaust fan 40 by screws, and the right end of the connecting pipe 41 is bonded and fixed to the mixing drum 1, and the bottom of the exhaust fan 40 is fixedly connected to the mixing drum 1 by a support rod.

[0048] In the utility model, the exhaust fan 40 is connected to an external power source, the internal wind wheel rotates and continuously exhausts the inside of the mixing drum 1 in cooperation with the connection pipe 41, so as to extract and adsorb the dust inside the mixing drum 1 and reduce the dust splashing around and affecting the surrounding environment.

[0049] Furthermore, the width of the inner wall of the installation groove 410 is adapted to the width of the outer wall of the inner frame plate 42, and connected ventilation grooves are provided on both sides of the inner frame plate 42. The width of the outer wall of the adsorption sponge 420 is adapted to the width of the inner wall of the inner frame plate 42, and through holes 430 are provided near the four corners on the upper surface of the top cover 43, and fastening bolts 431 are provided in the through holes 430, and screw holes 411 are provided at the top of the connecting pipe 41 corresponding to the through holes 430.

[0050] In the utility model, an inner frame plate 42 is provided to facilitate fixing the position of the adsorption sponge 420, and the inner frame plate 42 does not affect the internal ventilation of the connecting pipe 41, the top cover 43 is tightly plugged into the mounting groove 410, and the fastening bolt 431 passes through the through hole 430 and is threadedly connected to the screw hole 411, so as to achieve stable installation and cooperation between the top cover 43 and the connecting pipe 41, and the removal of the fastening bolt 431 helps to open the top cover 43 to remove, replace or clean the internal adsorption sponge 420, which helps to continuously perform dust-proof adsorption.

[0051] Specifically, a motor 21 is provided in the middle of the upper surface of the box cover 2 , and an output shaft of the motor 21 passes through the box cover 2 and is coaxially connected to a stirring shaft 210 .

[0052] Secondly, the motor 21 is fixedly connected to the box cover 2 by screws, and the output shaft of the motor 21 is rotatably connected to the box cover 2. A plurality of stirring blades 211 are provided on the outer wall of the stirring shaft 210, and a U-shaped scraper 212 is also provided at the bottom of the stirring shaft 210. The outer wall of the scraper 212 fits tightly with the inner wall of the mixing drum 1.

[0053] In the present invention, the motor 21 is connected to an external power source to continuously provide rotational power, and with the cooperation of the stirring shaft 210, the stirring blades 211 and the scraper 212, uniform mixing of the internal materials is achieved.

[0054] When the waterproof paint mixer with dustproof function of this embodiment is used, the user first fixes the mixing drum 1 with the feed hopper 10 with the base plate 31 through the support column 13, and then fixes the discharge pipe 12 with the valve 120 with the mixing drum 1, the motor 21 is fixed on the box cover 2, and the output shaft is fixed with the mixing shaft 210 with the stirring blade 211 and the scraper 212, the box cover 2 is inserted into the trapezoidal groove 300 of the column 30 through the trapezoidal block 20, the telescopic arm of the hydraulic cylinder 302 passes through the top plate 301 and is fixedly combined with the trapezoidal block 20, the exhaust fan 40 is fixed with the mixing drum 1 through the connecting pipe 41, and then the inner frame plate 42 with the adsorption sponge 420 is plugged and matched with the installation groove 410, and the top cover 43 is fixed to the connecting pipe 41 by the fastening bolts 431;

[0055] When dust prevention is required, the exhaust fan 40 is powered on, and the wind wheel rotates to continuously extract the air inside the mixing drum 1. The feed hopper 10 cooperates with the air intake to achieve internal air circulation. With the cooperation of the adsorption sponge 420, the dust particles in the mixing drum 1 are continuously adsorbed and coordinated. The motor 21 is connected to the external power supply, and the output shaft rotates to drive the stirring shaft 210 to rotate, and the internal material is continuously mixed evenly. When the material is added from the feed hopper 10, the generated dust particles enter the connecting pipe 41 in turn, reducing the dust particles from The diffusion of the feed hopper 10 outwards reduces the pollution to the surrounding environment. After the internal materials are mixed, the valve 120 is opened by controlling the discharge pipe 12 to concentrate the material discharge. When it is necessary to clean the inside, the telescopic arm of the hydraulic cylinder 302 is controlled to shorten, driving the box cover 2 and the motor 21 to rise, which is convenient for cleaning the inside of the mixing drum 1.

Claims

1. A waterproof paint mixer with dustproof function, comprising a mixing drum (1) for mixing paint, the top of the mixing drum (1) being provided with a box cover (2) for sealing the interior, the rear end of the mixing drum (1) being provided with a lifting assembly (3) for adjusting the height of the mixing structure, and the left end of the mixing drum (1) being provided near the top with an exhaust dust removal assembly (4) communicating with the interior, characterized in that: The exhaust dust removal component (4) comprises an exhaust fan (40) and a connecting pipe (41) connected to an exhaust port at the right end of the exhaust fan (40); the right end of the connecting pipe (41) extends into the interior of the mixing drum (1); a mounting groove (410) is provided at the top of the connecting pipe (41); an inner frame plate (42) is provided in the mounting groove (410); an adsorption sponge (420) is provided in the inner frame plate (42); a top cover (43) is provided at the top of the mounting groove (410); a motor (21) is provided in the middle of the upper surface of the box cover (2); an output shaft of the motor (21) passes through the box cover (2) and is coaxially connected to the mixing shaft (210).

2. The waterproof paint mixer with dustproof function according to claim 1, characterized in that: The lifting assembly (3) comprises a column (30) and a base plate (31) connected to the bottom of the column (30); a ladder-shaped groove (300) is provided at the top of the column (30); a top plate (301) is provided at the top of the column (30); a hydraulic cylinder (302) is provided on the upper surface of the top plate (301); and a telescopic arm of the hydraulic cylinder (302) passes through the top plate (301) and extends into the ladder-shaped groove (300).

3. The waterproof paint mixer with dustproof function according to claim 2, characterized in that: A ladder block (20) is provided on the side wall of the box cover (2) at a position corresponding to the ladder groove (300); the width of the outer wall of the ladder block (20) matches the width of the inner wall of the ladder groove (300); and the bottom of the telescopic arm of the hydraulic cylinder (302) is welded and fixed to the top of the ladder block (20).

4. The waterproof paint mixer with dustproof function according to claim 1, characterized in that: The motor (21) is fixedly connected to the box cover (2) by means of screws, and the output shaft of the motor (21) is rotatably connected to the box cover (2). A plurality of stirring blades (211) are provided on the outer wall of the stirring shaft (210), and a U-shaped scraper (212) is also provided at the bottom of the stirring shaft (210). The outer wall of the scraper (212) is tightly fitted to the inner wall of the stirring drum (1).

5. The waterproof paint mixer with dustproof function according to claim 1, characterized in that: A feed hopper (10) connected to the interior is embedded on the outer wall of the mixing drum (1) near the top on the right side, a sealing cover (11) is provided on the top of the feed hopper (10), and a handle (110) is provided on the upper surface of the sealing cover (11).

6. The waterproof paint mixer with dustproof function according to claim 2, characterized in that: A drain pipe (12) communicating with the interior is embedded on the front end surface of the mixing drum (1) near the bottom, and a valve (120) for opening and closing is provided at the end of the drain pipe (12). A plurality of support columns (13) distributed in an annular shape and at equal intervals are provided on the lower surface of the mixing drum (1), the top of the support column (13) is welded and fixed to the bottom of the mixing drum (1), and the bottom of the support column (13) is fixedly connected to the base plate (31) by screws.

7. The waterproof paint mixer with dustproof function according to claim 1, characterized in that: The left end of the connecting pipe (41) is fixedly connected to the exhaust port of the exhaust fan (40) by means of screws, the right end of the connecting pipe (41) is bonded and fixed to the mixing drum (1), and the bottom of the exhaust fan (40) is fixedly connected to the mixing drum (1) by means of a support rod.

8. The waterproof paint mixer with dustproof function according to claim 1, characterized in that: The width of the inner wall of the installation groove (410) is matched with the width of the outer wall of the inner frame plate (42); the inner frame plate (42) is provided with communicating ventilation grooves at both side ends; the width of the outer wall of the adsorption sponge (420) is matched with the width of the inner wall of the inner frame plate (42); the upper surface of the top cover (43) is provided with through holes (430) near the four corners; the through holes (430) are provided with fastening bolts (431); and the top of the connecting pipe (41) is provided with screw holes (411) at positions corresponding to the through holes (430).

Citation Information

Patent Citations

  • Waterproof coating stirring machine with dustproof function

    CN220238457U