Efficient stirring mechanism of axial flow type stirrer

Abstract

The utility model discloses a high-efficiency stirring mechanism of an axial flow type stirrer, which comprises a cover plate arranged above a stirrer main body, a discharge valve arranged at the lower end of the stirrer main body, a motor arranged above the cover plate, a stirring shaft arranged inside the stirrer main body, and a motor arranged above the stirring shaft, first stirring blades are arranged outside the stirring shaft, and the five first stirring blades are arranged outside the stirring shaft in a manner that the intervals are reduced from top to bottom; the mounting seat is arranged outside the motor, mounting plates are arranged on the two sides of the mounting seat, two electric push rods are arranged on the two sides of the mounting seat, first stirring blades on the stirring mechanism are arranged outside the stirring shaft in a manner that the distance between the first stirring blades is reduced from top to bottom, and vertical second stirring blades are arranged on the first stirring blades. The raw materials can be stirred from multiple aspects, the mounting height of the stirring mechanism can be adjusted, the raw materials in the stirrer can be fully stirred, and the stirring effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of axial flow mixers, in particular to a high-efficiency stirring mechanism of an axial flow mixer. Background Art

[0002] A mixer is a machine that has a shaft with blades rotating in a cylinder or a tank to mix and stir various raw materials to make a mixture or a suitable consistency. A mixer is widely used as an efficient equipment for stirring, dispersing and dissolving coatings and solids, inks, pigments, adhesives and other chemical products. The stirring mechanism is an important part of the axial flow mixer, and the stirring mechanism directly affects the stirring efficiency of the axial flow mixer.

[0003] The Chinese patent publication number is CN220614472U, and the authorization announcement date is March 19, 2024. A high-efficiency stirring mechanism of a mixer comprises a base, an active mechanism and a stirring mechanism. A stirring box is installed on the base, and an active mechanism is installed on the top of the stirring box. A scraper is installed below the active mechanism, and the stirring mechanism is connected below the scraper, and a steering mechanism is connected below the stirring mechanism. The high-efficiency stirring mechanism of the mixer is installed with two groups of stirring blades rotating in opposite directions, so that the stirring blades can squeeze the object at a certain position during stirring, thereby stirring the object more quickly, thereby improving the stirring efficiency, and a scraper that can scrape the inner wall of the stirring box during stirring is coaxially installed on the stirring blade, so that when the high-efficiency stirring mechanism is used, the stirring object on the inner wall of the stirring box can be cleaned and scraped at the same time, avoiding the waste caused by the adsorption of the stirring object on the inner wall during discharging, and the scraper and the stirring blade shell are driven by a motor at the same time, which is more energy-saving.

[0004] The stirring blades on the existing stirring mechanism are set with the same upper and lower spacing, and the stirring blades rotate in the same direction, which cannot further stir the object in multiple aspects. The installation height of the stirring mechanism is fixed, and the raw materials between the upper and lower stirring blades cannot be effectively stirred, resulting in uneven stirring, reducing the stirring effect, and failing to meet usage requirements. Utility Model Content

[0005] The purpose of the utility model is to provide a high-efficiency stirring mechanism of an axial-flow mixer to solve the problem proposed in the above-mentioned background technology that the stirring blades on the existing stirring mechanism are arranged with the same upper and lower spacing, the stirring blades rotate in the same direction, and the objects cannot be further stirred in multiple aspects. The installation height of the stirring mechanism is fixed, and the raw materials between the upper and lower stirring blades cannot be effectively stirred, resulting in uneven stirring, reducing the stirring effect, and failing to meet the use requirements.

[0006] To achieve the above object, the utility model provides the following technical solution: a high-efficiency stirring mechanism of an axial flow mixer, comprising a mixer body, and also comprising:

[0007] A cover plate is arranged above the mixer body, and the cover plate is connected to the mixer body by screws, a feeding pipe assembly is arranged above the mixer body, and the feeding pipe assembly is connected to the mixer body as a whole, a discharge valve is arranged at the lower end of the mixer body, and the discharge valve is connected to the mixer body as a whole, a motor is arranged above the cover plate, a stirring shaft is arranged inside the mixer body, and one end of the stirring shaft is connected to the output end of the motor, a first stirring blade is arranged outside the stirring shaft, five first stirring blades are arranged, and the first stirring blades are fixedly connected to the stirring shaft, and the five first stirring blades are arranged outside the stirring shaft with a reduced spacing from top to bottom;

[0008] A mounting seat is arranged outside the motor and fixedly connected to the motor. The mounting seat and the cover plate are arranged through and movably connected to the cover plate. Mounting plates are arranged on both sides of the mounting seat and the mounting plates are fixedly connected to the mounting seat. Electric push rods are arranged on both sides of the mounting seat, two electric push rods are arranged below the mounting plate, and both ends of the electric push rods are fixedly connected to the cover plate and the mounting plate respectively.

[0009] Preferably, each of the five first stirring blades is provided with a second stirring blade, and the second stirring blade is fixedly connected to the first stirring blade, and the second stirring blade is arranged in a vertical state with the first stirring blade.

[0010] Preferably, a connecting frame is provided inside the mixer body, a through hole is provided at the center of the connecting frame, the stirring shaft is provided through the through hole, and the stirring shaft is rotatably connected to the connecting frame, a scraper is provided below the connecting frame, at least two scrapers are provided, and the scraper is fixedly connected to the connecting frame, and the scraper is in contact with the inner wall of the mixer body.

[0011] Preferably, a connecting ring is provided on the outside of the stirring shaft, and the connecting ring is fixedly connected to the stirring shaft, and the connecting ring is provided corresponding to the through hole.

[0012] Preferably, a connecting groove is provided on the outer wall of the connecting ring, and there are three connecting grooves, and the three connecting grooves are equidistantly arranged on the outer wall of the connecting ring; a protruding block is provided inside the through hole, and there are three protruding blocks, and the protruding block is fixedly connected to the connecting frame; the protruding block and the connecting groove are arranged correspondingly, and the protruding block is slidably connected to the connecting ring.

[0013] Preferably, a rolling groove is provided on the inner wall of the mixer body, and balls are provided at both ends of the connecting frame. One end of the ball extends into the inside of the rolling groove, and the ball is rollingly connected to the mixer body and the connecting frame.

[0014] Preferably, a dynamic seal is provided between the mounting seat and the cover plate, and the dynamic seal is connected to the cover plate as a whole; the dynamic seal is provided outside the mounting seat, and the dynamic seal is in close contact with the mounting seat.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The utility model device is provided with a motor, a stirring shaft, a first stirring blade, a second stirring blade and an electric push rod. The motor drives the stirring shaft to rotate. As the stirring shaft rotates, the first stirring blade and the second stirring blade are driven to rotate. The rotating first stirring blade and the second stirring blade stir the raw materials. The first stirring blade is arranged on the outside of the stirring shaft with a reduced spacing from top to bottom to form a multi-stage stirring structure. The rotating first stirring blade forms an axial flow stirring function to stir the raw materials in sequence. The first stirring blade at the bottom stirs the raw materials better. The second stirring blade is arranged vertically with the first stirring blade to stir the raw materials better. The electric push rod drives the mounting seat to rise and fall. As the mounting seat rises and falls, the working height of the first stirring blade is changed, and different height parts in the mixer body can be stirred to improve the stirring efficiency.

[0017] 2. The utility model device is provided with a connecting frame, a scraper bar and a connecting ring. The connecting frame is fixedly connected to the scraper bar, the scraper bar fits against the inner wall of the mixer, the connecting ring and the connecting frame are movably connected, the stirring shaft is connected to the connecting frame through the connecting ring, and the connecting frame is driven to rotate with the rotation of the stirring shaft. The rotating connecting frame drives the scraper bar to rotate in contact with the inner wall of the mixer, and the raw materials attached to the inner wall of the mixer are scraped off, which can not only make the raw materials fully mixed, but also reduce the waste of raw materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is the front view of the utility model;

[0019] Figure 2 It is a cross-sectional view of the utility model;

[0020] Figure 3 For the utility model Figure 2 A partial enlarged view of area A;

[0021] Figure 4 For the utility model Figure 2 A partial enlarged view of area B;

[0022] Figure 5 This is a connection diagram between the stirring shaft and the connecting frame of the utility model.

[0023] In the figure: 1. mixer body; 2. discharge valve; 3. cover plate; 4. feeding pipe assembly; 5. mounting seat; 6. mounting plate; 7. electric push rod; 8. motor; 9. stirring shaft; 10. first stirring blade; 11. second stirring blade; 12. scraper; 13. connecting ring; 14. dynamic seal; 15. rolling groove; 16. ball bearing; 17. connecting groove; 18. through hole; 19. protrusion; 20. connecting frame. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-5 The utility model provides an embodiment: a high-efficiency stirring mechanism of an axial flow mixer, comprising a mixer body 1, and also comprising:

[0026] A cover plate 3 is arranged above the mixer body 1, and the cover plate 3 is connected to the mixer body 1 by screws, a feeding pipe assembly 4 is arranged above the mixer body 1, and the feeding pipe assembly 4 is connected to the mixer body 1 as a whole, a discharge valve 2 is arranged at the lower end of the mixer body 1, and the discharge valve 2 is connected to the mixer body 1 as a whole, a motor 8 is arranged above the cover plate 3, a stirring shaft 9 is arranged inside the mixer body 1, and one end of the stirring shaft 9 is connected to the output end of the motor 8, a first stirring blade 10 is arranged outside the stirring shaft 9, five first stirring blades 10 are arranged, and the first stirring blades 10 are fixedly connected to the stirring shaft 9, and the five first stirring blades 10 are arranged outside the stirring shaft 9 with a reduced spacing from top to bottom;

[0027] The mounting seat 5 is arranged on the outside of the motor 8, and the mounting seat 5 is fixedly connected to the motor 8, the mounting seat 5 and the cover plate 3 are set through, and the mounting seat 5 and the cover plate 3 are movably connected, mounting plates 6 are arranged on both sides of the mounting seat 5, and the mounting plates 6 are fixedly connected to the mounting seat 5, and electric push rods 7 are arranged on both sides of the mounting seat 5, two electric push rods 7 are provided, and the two electric push rods 7 are arranged below the mounting plate 6, and the two ends of the electric push rod 7 are respectively fixedly connected to the cover plate 3 and the mounting plate 6.

[0028] When in use: the first stirring blades 10 are arranged on the outside of the stirring shaft 9 with the spacing from top to bottom decreasing, and a plurality of first stirring blades 10 are arranged to form a multi-stage stirring structure. The rotating first stirring blades 10 form an axial flow stirring function to stir the raw materials in sequence. The bottom first stirring blade 10 can stir the raw materials better. During stirring, the electric push rod 7 is driven to drive the mounting seat 5 to rise and fall. As the mounting seat 5 rises and falls, the working height of the first stirring blade 10 changes, and different height parts in the mixer body 1 can be stirred, thereby improving the stirring efficiency.

[0029] See also Figure 2 The five first stirring blades 10 are each provided with a second stirring blade 11, and the second stirring blade 11 is fixedly connected to the first stirring blade 10, the second stirring blade 11 is vertically arranged to the first stirring blade 10, and the second stirring blade 11 is synchronously stirred with the rotation of the first stirring blade 10 to stir the raw material, and the second stirring blade 11 is vertically arranged to the first stirring blade 10 to better stir the raw material.

[0030] See also Figure 2 and Figure 4 A connecting frame 20 is provided inside the mixer body 1, a through hole 18 is provided at the center of the connecting frame 20, the stirring shaft 9 is connected with the through hole 18, and the stirring shaft 9 is rotatably connected with the connecting frame 20, a scraping bar 12 is provided below the connecting frame 20, at least two scraping bars 12 are provided, and the scraping bars 12 are fixedly connected with the connecting frame 20, the scraping bars 12 are in contact with the inner wall of the mixer body 1, and the scraping bars 12 rotate in contact with the inner wall of the mixer to scrape off the raw materials attached to the inner wall of the mixer, which can not only make the raw materials fully mixed, but also reduce the waste of raw materials.

[0031] See also Figure 2 and Figure 5 A connecting ring 13 is provided on the outside of the stirring shaft 9, and the connecting ring 13 is fixedly connected to the stirring shaft 9. The connecting ring 13 and the through hole 18 are arranged correspondingly. The stirring shaft 9 is conveniently connected to the connecting frame 20 through the connecting ring 13. As the stirring shaft 9 rotates, the scraper 12 is indirectly driven to rotate along the inner wall of the mixer.

[0032] See also Figure 2 and Figure 5 A connecting groove 17 is provided on the outer wall of the connecting ring 13, and there are three connecting grooves 17, and the three connecting grooves 17 are equidistantly arranged on the outer wall of the connecting ring 13. A protruding block 19 is provided inside the through hole 18, and there are three protruding blocks 19, and the protruding block 19 is fixedly connected to the connecting frame 20. The protruding block 19 is correspondingly arranged to the connecting groove 17, and the protruding block 19 is slidably connected to the connecting ring 13. By aligning the protruding block 19 with the connecting groove 17 and sliding it in, the connection firmness between the connecting ring 13 and the connecting frame 20 is improved.

[0033] See also Figure 2 and Figure 4 A rolling groove 15 is provided on the inner wall of the mixer body 1, and balls 16 are provided at both ends of the connecting frame 20. One end of the ball 16 extends into the inside of the rolling groove 15, and the ball 16 is rollingly connected to the mixer body 1 and the connecting frame 20. The rolling groove 15 and the ball 16 play a guiding and limiting role for the rotating scraper bar 12 and the connecting frame 20, thereby improving the rotation stability of the scraper bar 12 and the connecting frame 20.

[0034] See also Figure 1, Figure 2 and Figure 3 A dynamic seal 14 is provided between the mounting seat 5 and the cover plate 3, and the dynamic seal 14 is connected to the cover plate 3 as a whole. The dynamic seal 14 is arranged outside the mounting seat 5, and the dynamic seal 14 is in contact with the mounting seat 5. The dynamic seal 14 ensures the sealing of the connection between the mounting seat 5 and the cover plate 3, and indirectly ensures the sealing of the internal environment of the mixer.

[0035] Working principle: Turn on the motor 8 to drive the stirring shaft 9 to rotate, and the rotating stirring shaft 9 drives the first stirring blade 10 and the second stirring blade 11 to rotate to stir the raw materials. The first stirring blade 10 is arranged on the outside of the stirring shaft 9 with a reduced spacing from top to bottom. A plurality of first stirring blades 10 are arranged to form a multi-stage stirring structure. The rotating first stirring blade 10 forms an axial flow stirring function to stir the raw materials in sequence, and the first stirring blade 10 at the bottom can better stir the raw materials; during stirring, the electric push rod 7 is driven to drive the mounting seat 5 to rise and fall. As the mounting seat 5 rises and falls, the working height of the first stirring blade 10 changes, and different height parts in the mixer body 1 can be stirred to improve the stirring efficiency; when the first stirring blade 10 rises to a certain height, the connecting ring 13 is inserted into the through hole 18 and connected to the connecting frame 20. As the stirring shaft 9 rotates, the connecting frame 20 is driven to rotate, which indirectly drives the scraper 12 to rotate in contact with the inner wall of the mixer to scrape off the raw materials attached to the inner wall of the mixer.

[0036] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-efficiency stirring mechanism of an axial flow mixer, comprising a mixer body (1), characterized in that: Also includes: A cover plate (3) is arranged above the mixer body (1), and the cover plate (3) is connected to the mixer body (1) by screws; a feeding pipe assembly (4) is arranged above the mixer body (1), and the feeding pipe assembly (4) is connected to the mixer body (1) as a whole; a discharge valve (2) is arranged at the lower end of the mixer body (1), and the discharge valve (2) is connected to the mixer body (1) as a whole; a motor (8) is arranged above the cover plate (3); a stirring shaft (9) is arranged inside the mixer body (1), and one end of the stirring shaft (9) is connected to the output end of the motor (8); a first stirring blade (10) is arranged outside the stirring shaft (9), and five first stirring blades (10) are arranged, and the first stirring blades (10) are fixedly connected to the stirring shaft (9); the five first stirring blades (10) are arranged outside the stirring shaft (9) with the spacing decreasing from top to bottom; A mounting seat (5) is arranged outside the motor (8), and the mounting seat (5) is fixedly connected to the motor (8); the mounting seat (5) and the cover plate (3) are arranged in a through-connected manner, and the mounting seat (5) and the cover plate (3) are movably connected; mounting plates (6) are arranged on both sides of the mounting seat (5), and the mounting plates (6) are fixedly connected to the mounting seat (5); electric push rods (7) are arranged on both sides of the mounting seat (5), and two electric push rods (7) are arranged, and the two electric push rods (7) are arranged below the mounting plate (6), and the two ends of the electric push rod (7) are respectively fixedly connected to the cover plate (3) and the mounting plate (6).

2. The high-efficiency stirring mechanism of an axial flow mixer according to claim 1, characterized in that: The five first stirring blades (10) are each provided with a second stirring blade (11), and the second stirring blade (11) is fixedly connected to the first stirring blade (10), and the second stirring blade (11) and the first stirring blade (10) are arranged in a vertical state.

3. The high-efficiency stirring mechanism of an axial flow mixer according to claim 1, characterized in that: A connecting frame (20) is arranged inside the mixer body (1), a through hole (18) is arranged at the center of the connecting frame (20), the stirring shaft (9) and the through hole (18) are arranged to pass through, and the stirring shaft (9) and the connecting frame (20) are rotatably connected, and a scraper (12) is arranged below the connecting frame (20), at least two scrapers (12) are arranged, and the scraper (12) is fixedly connected to the connecting frame (20), and the scraper (12) is in contact with the inner wall of the mixer body (1).

4. The high-efficiency stirring mechanism of an axial flow mixer according to claim 3, characterized in that: A connecting ring (13) is arranged outside the stirring shaft (9), and the connecting ring (13) is fixedly connected to the stirring shaft (9), and the connecting ring (13) and the through hole (18) are arranged correspondingly.

5. The high-efficiency stirring mechanism of an axial flow mixer according to claim 4, characterized in that: The outer wall of the connecting ring (13) is provided with a connecting groove (17), three of which are arranged equidistantly on the outer wall of the connecting ring (13); the interior of the through hole (18) is provided with a protruding block (19), three of which are arranged, and the protruding block (19) is fixedly connected to the connecting frame (20); the protruding block (19) is arranged corresponding to the connecting groove (17), and the protruding block (19) is slidably connected to the connecting ring (13).

6. The high-efficiency stirring mechanism of an axial flow mixer according to claim 3, characterized in that: A rolling groove (15) is provided on the inner wall of the mixer body (1), and balls (16) are provided at both ends of the connecting frame (20). One end of the ball (16) extends into the interior of the rolling groove (15), and the ball (16) is rollingly connected to the mixer body (1) and the connecting frame (20).

7. The high-efficiency stirring mechanism of an axial flow mixer according to claim 1, characterized in that: A dynamic seal (14) is provided between the mounting seat (5) and the cover plate (3), and the dynamic seal (14) and the cover plate (3) are connected as a whole; the dynamic seal (14) is provided outside the mounting seat (5), and the dynamic seal (14) and the mounting seat (5) are in close contact.

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