Stirring device for fireproof plate production

Abstract

The utility model discloses a stirring device for production of a fireproof plate, relates to the technical field of stirring devices, and aims to solve the problems that the stirring and mixing effect of slurry of the fireproof plate is improved by combining stirring blades and a spray head in the conventional stirring device, but the mixed slurry is inconvenient to discharge and use, and the discharge blockage is easy to occur. Comprising a cork base support, a stirring barrel is arranged at the upper end of the cork base support, a top seat plate is arranged over the stirring barrel, and a driving motor is arranged at the upper end of the top seat plate; the inner rotating paddle is arranged in the stirring barrel, a stirring shaft is arranged at the upper end of the inner rotating paddle, the stirring shaft and the inner rotating paddle are of an integrated structure, a coupler is arranged at the connecting position of the stirring shaft and an output shaft of the driving motor, and a driving gear is welded to the outer wall of the stirring shaft; and the vertical rotating shaft is arranged on one side of the stirring barrel, and a driven gear and a first bevel gear are welded to the two ends of the vertical rotating shaft correspondingly.

Description

Technical Field

[0001] The utility model relates to the technical field of stirring devices, in particular to a stirring device for producing fireproof boards. Background Art

[0002] Fireproof board, also known as fire-resistant board, is a high-pressure laminate of thermosetting resin impregnated paper. Fireproof board is mainly composed of pulp, wood fiber, resin and other raw materials. The pulp needs to be stirred and mixed during the processing of fireproof board.

[0003] For example, the announcement number is: CN212262952U (named as a fireproof board stirring device), which includes a stirring box and a motor, the motor is fixedly connected to the top of the stirring box, the output end of the motor is connected to the first rotating shaft, the end of the first rotating shaft away from the motor is connected to the first gear, the inner wall of the stirring box is rotatably connected to the second rotating shaft, the second rotating shaft is fixedly connected to the second gear, the first gear is meshed with the second gear, the second rotating shaft is rotatably connected to the third rotating shaft, both ends of the third rotating shaft are fixedly connected to stirring blades, the stirring blades are respectively provided with guide holes and guide grooves, the side wall of the stirring box is fixedly connected to a support plate, the support plate is provided with an air pump, the output end of the air pump is connected to a hollow tube, the inner wall of the stirring box is provided with a nozzle, and the nozzle is connected to the hollow tube, pulp and other mixtures enter the stirring box through the feed inlet, the motor is started to rotate, and the motor drives the first stirring rod and the second stirring rod to rotate through the first rotating shaft to perform preliminary mixing of the pulp.

[0004] The above stirring device improves the stirring and mixing effect of the fireproof board slurry by combining stirring blades and nozzles, but the mixed slurry is inconvenient to discharge and use, and the discharge blockage problem is prone to occur. For this reason, we provide a stirring device for fireproof board production. Utility Model Content

[0005] The purpose of the utility model is to provide a stirring device for the production of fireproof boards, so as to solve the problem that the existing stirring device proposed in the above background technology improves the stirring and mixing effect of the fireproof board slurry by combining stirring blades and nozzles, but the mixed slurry is inconvenient to discharge and use, and the discharge is prone to blockage.

[0006] To achieve the above object, the utility model provides the following technical solution: a stirring device for producing fireproof board, comprising a bottom bracket, a stirring drum is arranged at the upper end of the bottom bracket, a top seat plate is arranged just above the stirring drum, and a driving motor is arranged at the upper end of the top seat plate;

[0007] Also includes:

[0008] An inner rotating paddle is arranged inside the mixing drum, and a stirring shaft is arranged at the upper end of the inner rotating paddle, the stirring shaft and the inner rotating paddle are an integrated structure, a coupling is arranged at the connection position between the stirring shaft and the output shaft of the driving motor, and a driving gear is welded on the outer wall of the stirring shaft;

[0009] A vertical rotating shaft is arranged on one side of the mixing drum, and a driven gear and a first bevel gear are respectively welded on both ends of the vertical rotating shaft, and the driven gear is meshed and transmission-connected with the driving gear;

[0010] A discharge pipe is arranged at the bottom center position of the mixing drum. The discharge pipe is connected to the interior of the mixing drum, and a discharge pipe is welded at the lower end of the discharge pipe. A spiral push rod is movably arranged inside the discharge pipe, and a transmission shaft is welded at one end of the spiral push rod. The transmission shaft is located outside the discharge pipe, and a second bevel gear is welded at one end of the transmission shaft. The second bevel gear is meshingly connected with the first bevel gear for transmission.

[0011] Preferably, an inner hole is provided at the connection position between the vertical rotating shaft and the bottom bracket, the inner hole and the bottom bracket are an integrated structure, a bearing is provided inside the inner hole, and the vertical rotating shaft is movably connected to the inner hole through the bearing.

[0012] Preferably, two limiting ring plates are welded on the outer wall of the vertical rotating shaft, and the diameter of the limiting ring plates is larger than the caliber of the bearing.

[0013] Preferably, a feed port is provided at the connection position between the discharge pipe and the discharge pipe, and the discharge pipe is connected to the discharge pipe through the feed port.

[0014] Preferably, a valve is provided on the discharge pipe, and the valve is sealed and connected to the discharge pipe via a flange.

[0015] Preferably, two connecting brackets are arranged between the top seat plate and the bottom support bracket, and two ends of the two connecting brackets are respectively welded to the top seat plate and the bottom support bracket.

[0016] Preferably, a distribution box is provided on one side of the drive motor, and an output end of the distribution box is electrically connected to an input end of the drive motor.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The utility model drives the stirring shaft to rotate by a driving motor, so that the inner rotating paddle mixes and stirs the slurry inside the stirring drum. After the stirring is completed, the valve is opened to discharge the mixed slurry from the discharge pipe and enter the inside of the discharge pipe through the feed port, so that the rotating spiral push rod pushes the slurry out to achieve the purpose of anti-blocking discharge. It overcomes the problem that the existing stirring device improves the stirring and mixing effect of the fireproof board slurry by combining the stirring blade and the nozzle, but the discharge of the mixed slurry is inconvenient and is prone to discharge blockage.

[0019] 2. During the stirring process, the driving gear rotates to drive the driven gear meshing with it to rotate synchronously. The rotation of the driven gear causes the vertical shaft to rotate. During the rotation of the vertical shaft, the meshing connection between the first bevel gear and the second bevel gear drives the transmission shaft to rotate. The rotation of the transmission shaft drives the spiral push rod to rotate, thereby achieving the purpose of integrated linkage. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of the stirring device for producing fireproof boards of the utility model;

[0021] Figure 2 This is a schematic diagram of the mixing drum structure of the utility model;

[0022] Figure 3 This is a schematic diagram of the discharge pipe structure of the utility model;

[0023] Figure 4 This is a schematic diagram of the connection structure between the vertical rotating shaft and the bottom bracket of the utility model;

[0024] In the figure: 1. bottom support bracket; 2. connecting bracket; 3. top seat plate; 4. mixing drum; 5. driving motor; 6. distribution box; 7. mixing shaft; 8. driving gear; 9. discharge pipe; 10. inner rotating paddle; 11. coupling; 12. discharge pipe; 13. valve; 14. driven gear; 15. vertical rotating shaft; 16. first bevel gear; 17. second bevel gear; 18. transmission shaft; 19. spiral push rod; 20. feed inlet; 21. limit ring plate; 22. inner perforation; 23. bearing. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] See also Figure 1-4The utility model provides an embodiment: a stirring device for producing fireproof boards, comprising a bottom bracket 1, a stirring drum 4 is arranged at the upper end of the bottom bracket 1, a top seat plate 3 is arranged directly above the stirring drum 4, and a driving motor 5 is arranged at the upper end of the top seat plate 3;

[0027] Also includes:

[0028] The inner rotating paddle 10 is arranged inside the mixing drum 4, and the upper end of the inner rotating paddle 10 is provided with a mixing shaft 7, the mixing shaft 7 and the inner rotating paddle 10 are an integrated structure, a coupling 11 is provided at the connection position between the mixing shaft 7 and the output shaft of the driving motor 5, and a driving gear 8 is welded on the outer wall of the mixing shaft 7;

[0029] A vertical rotating shaft 15 is arranged on one side of the mixing drum 4, and a driven gear 14 and a first bevel gear 16 are respectively welded on both ends of the vertical rotating shaft 15, and the driven gear 14 is meshed and transmission-connected with the driving gear 8;

[0030] A discharge pipe 12 is arranged at the bottom center of the mixing drum 4. The discharge pipe 12 is connected to the interior of the mixing drum 4, and a discharge pipe 9 is welded to the lower end of the discharge pipe 12. A spiral push rod 19 is movably arranged inside the discharge pipe 9. A transmission shaft 18 is welded to one end of the spiral push rod 19. The transmission shaft 18 is located outside the discharge pipe 9. A second bevel gear 17 is welded to one end of the transmission shaft 18. The second bevel gear 17 is meshed and transmission-connected with the first bevel gear 16.

[0031] When in use, the driving motor drives the stirring shaft to rotate, so that the inner rotating paddle mixes and stirs the slurry inside the mixing drum. After the stirring is completed, the valve is opened to discharge the mixed slurry from the discharge pipe and enter the inside of the discharge pipe through the feed port, so that the rotating spiral push rod pushes the slurry out.

[0032] See also Figure 4 An inner through hole 22 is provided at the connection position between the vertical rotating shaft 15 and the bottom bracket bracket 1. The inner through hole 22 and the bottom bracket bracket 1 are an integrated structure. A bearing 23 is provided inside the inner through hole 22. The vertical rotating shaft 15 is movably connected to the inner through hole 22 through the bearing 23. The inner through hole 22 provided at the connection position between the vertical rotating shaft 15 and the bottom bracket bracket 1 serves to facilitate the vertical rotating shaft 15 to pass through the bottom bracket bracket 1.

[0033] See also Figure 4 Two limiting ring plates 21 are welded on the outer wall of the vertical rotating shaft 15 , and the diameter of the limiting ring plates 21 is larger than the caliber of the bearing 23 . The two limiting ring plates 21 welded on the outer wall of the vertical rotating shaft 15 play a role in limiting the penetration position of the vertical rotating shaft 15 .

[0034] See also Figure 3A feed port 20 is provided at the connection position between the discharge pipe 9 and the discharge pipe 12. The discharge pipe 12 is connected to the discharge pipe 9 through the feed port 20. The feed port 20 provided at the connection position between the discharge pipe 9 and the discharge pipe 12 serves to assist the slurry to enter the discharge pipe 9.

[0035] See also Figure 2 A valve 13 is provided on the discharge pipe 12, and the valve 13 is sealed and connected to the discharge pipe 12 through a flange. The valve 13 provided on the discharge pipe 12 plays a role in controlling the opening and closing of the discharge pipe 9.

[0036] See also Figure 1 Two connecting brackets 2 are arranged between the top seat plate 3 and the bottom support bracket 1, and the two ends of the two connecting brackets 2 are respectively welded to the top seat plate 3 and the bottom support bracket 1. The two connecting brackets 2 arranged between the top seat plate 3 and the bottom support bracket 1 play the role of supporting and connecting the top seat plate 3 and the bottom support bracket 1.

[0037] See also Figure 1 A distribution box 6 is provided on one side of the driving motor 5 , and the output end of the distribution box 6 is electrically connected to the input end of the driving motor 5 . The distribution box 6 provided on one side of the driving motor 5 serves to distribute power to the driving motor 5 .

[0038] Working principle: When in use, the paddles that need to be mixed are injected into the interior of the mixing drum 4, and then the driving motor 5 is used to drive the mixing shaft 7 to rotate, so that the inner rotating paddle 10 mixes and stirs the slurry inside the mixing drum 4. During the stirring process, the driving gear 8 rotates to drive the driven gear 14 meshing with it to rotate synchronously. The rotation of the driven gear 14 causes the vertical shaft 15 to rotate. During the rotation of the vertical shaft 15, the meshing connection between the first bevel gear 16 and the second bevel gear 17 drives the transmission shaft 18 to rotate, and the rotation of the transmission shaft 18 drives the spiral push rod 19 to rotate. After the stirring is completed, the valve 13 is opened to discharge the mixed slurry from the discharge pipe 12 and enter the interior of the discharge pipe 9 through the feed port 20, so that the rotating spiral push rod 19 pushes the slurry out, thereby achieving the purpose of preventing blockage and discharging, and completing the use of the stirring device for the production of fireproof boards.

[0039] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A stirring device for producing fireproof boards, comprising a bottom bracket (1), a stirring drum (4) being arranged at the upper end of the bottom bracket (1), a top base plate (3) being arranged directly above the stirring drum (4), and a driving motor (5) being arranged at the upper end of the top base plate (3); Features: Also includes: An inner rotating paddle (10) is arranged inside the mixing drum (4), and a mixing shaft (7) is arranged at the upper end of the inner rotating paddle (10), the mixing shaft (7) and the inner rotating paddle (10) are an integrated structure, a coupling (11) is arranged at the connection position between the mixing shaft (7) and the output shaft of the driving motor (5), and a driving gear (8) is welded on the outer wall of the mixing shaft (7); A vertical rotating shaft (15) is arranged on one side of the mixing drum (4), and a driven gear (14) and a first bevel gear (16) are respectively welded on both ends of the vertical rotating shaft (15), and the driven gear (14) is meshed and transmission-connected with the driving gear (8); A discharge pipe (12) is arranged at the bottom center position of the mixing drum (4), the discharge pipe (12) is connected to the inside of the mixing drum (4), and a discharge pipe (9) is welded to the lower end of the discharge pipe (12), a spiral push rod (19) is movably arranged inside the discharge pipe (9), a transmission shaft (18) is welded to one end of the spiral push rod (19), the transmission shaft (18) is located outside the discharge pipe (9), a second bevel gear (17) is welded to one end of the transmission shaft (18), and the second bevel gear (17) is meshed and transmission-connected with the first bevel gear (16).

2. A stirring device for producing fireproof boards according to claim 1, characterized in that: An inner through hole (22) is provided at the connection position between the vertical rotating shaft (15) and the bottom bracket (1); the inner through hole (22) and the bottom bracket (1) are an integral structure; a bearing (23) is provided inside the inner through hole (22); and the vertical rotating shaft (15) is movably connected to the inner through hole (22) via the bearing (23).

3. A stirring device for producing fireproof boards according to claim 2, characterized in that: Two limiting ring plates (21) are welded on the outer wall of the vertical rotating shaft (15), and the diameter of the limiting ring plates (21) is larger than the caliber of the bearing (23).

4. A stirring device for producing fireproof boards according to claim 1, characterized in that: A feed port (20) is provided at the connection position between the discharge pipe (9) and the discharge pipe (12), and the discharge pipe (12) is connected to the discharge pipe (9) through the feed port (20).

5. A stirring device for producing fireproof boards according to claim 1, characterized in that: The discharge pipe (12) is provided with a valve (13), and the valve (13) is sealedly connected to the discharge pipe (12) via a flange.

6. A stirring device for producing fireproof boards according to claim 1, characterized in that: Two connecting brackets (2) are arranged between the top seat plate (3) and the bottom support bracket (1), and the two ends of the two connecting brackets (2) are respectively welded to the top seat plate (3) and the bottom support bracket (1).

7. A stirring device for producing fireproof boards according to claim 1, characterized in that: A distribution box (6) is provided on one side of the drive motor (5), and an output end of the distribution box (6) is electrically connected to an input end of the drive motor (5).

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