Stirring device capable of adjusting stirring path

Abstract

The utility model discloses a stirring device capable of adjusting a stirring path, which relates to the technical field of fermentation treatment, and comprises a box body, the outer wall of the top of the box body is provided with a feed port, the bottom of the outer wall of one side of the box body is provided with a discharge port, and the outer wall of the bottom of the box body is fixedly connected with a rotating motor. The output shaft of the rotating motor rotates to enable the rotating shaft to rotate, the rotating shaft rotates to enable the connecting plate to rotate, the connecting plate can apply force to the inner wall of the connecting port, at the moment, the connecting ring rotates along with the rotation of the rotating shaft, the rotating ring rotates to enable the mixing plate and the rotating ring to rotate, and when the rotating ring rotates, the mixing plate and the rotating ring can rotate. The bottom inclined surface of the rotating ring can be in contact with the rotating ball, and the height of the rotating ball is fixed, so that the rotating ring can move up and down at the moment, namely, the stirring path of the mixing plate can be changed, and therefore, stirring operation can be performed at different positions, and the uniform stirring effect is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of fermentation treatment, in particular to a stirring device with an adjustable stirring path. Background Art

[0002] With the rapid development of biological fermentation, biochemical engineering, biomedicine, food fermentation, feed fermentation and other industries around the world, the capacity of various fermentation tanks, reactors, mixing tanks, finished product tanks, etc. in the world has gradually increased, and the required stirring power also needs to be increased accordingly, especially for the large-scale biological fermentation tanks. The requirements are getting higher and higher. At the same time, improving the efficiency and yield of fermentation are also urgent problems that need to be solved. There are higher requirements for the high stirring intensity, high comprehensive performance, more scientific and reasonable structure, high manufacturing and assembly precision, high reliability, good durability, and convenient replacement, repair and maintenance of wearing parts, especially mechanical seals and bottom supports of the fermentation tank stirring device, and a stirring device is needed.

[0003] At present, a Chinese patent with announcement number CN 211497600 U discloses an easily detachable aseptic fermentation tank stirring device, which has a reasonable structure and is convenient for repairing and replacing wearing parts and mechanical seals. At the same time, the equipment has high cleanliness and can ensure that it is in a sterile state. The stirring mechanism includes a stirring mechanism arranged on the tank body, the stirring mechanism includes a stirring shaft and a stirring blade, a mechanical seal is arranged between the stirring shaft and the tank body, the stirring shaft is connected to the reducer through a stirring shaft connecting mechanism, the stirring shaft connecting mechanism includes a reducer direct connecting member connected to the reducer output shaft, the reducer shaft fixing plate is locked with the reducer direct connecting member and the reducer output shaft through the reducer direct connecting member fixing bolts, the reducer direct connecting member is fixedly connected to the middle connecting member through the middle connecting member fixing suspension bolts, the middle connecting member is fixedly connected to the stirring shaft direct connecting member through the connecting member with the connecting bolts, and the stirring shaft fixing plate is locked with the stirring shaft direct connecting member and the stirring shaft through the stirring shaft connecting member fixing bolts.

[0004] However, when the above device is in use, the positions of the stirring blades and the connecting arms are fixed, the stirring path is fixed, and the stirring radius is fixed. Stirring operations cannot be performed at different positions, resulting in uneven stirring. Therefore, a stirring device with an adjustable stirring path is needed. Utility Model Content

[0005] The purpose of the utility model is to provide a stirring device with an adjustable stirring path, so as to solve the problem proposed in the above background technology that the positions of the stirring blades and the connecting arms are fixed, the stirring path is fixed, the stirring radius is fixed, and stirring operations cannot be performed at different positions, resulting in uneven stirring.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a stirring device with an adjustable stirring path, comprising a box body, a top outer wall of the box body is provided with a feed port, a bottom outer wall of one side of the box body is provided with a discharge port, the bottom outer wall of the box body is fixedly connected to a rotating motor, the output shaft of the rotating motor is fixedly connected to a rotating shaft, a connecting ring is sleeved on the surface of the rotating shaft, a number of evenly distributed mixing plates are fixedly connected to the outer walls on both sides of the connecting ring, a rotating ring is fixedly connected to the bottom of the connecting ring, the bottom of the rotating ring is inclined, and an adjusting rod with an L-shaped structure is fixedly connected to the bottom of the inner wall of one side of the box body.

[0007] Furthermore, a rotating groove is provided at the top of the adjusting rod, and a rotating ball is rotatably connected to the inner wall of the rotating groove through a bearing. The rotating ball forms a rolling fit with the bottom of the rotating ring. The setting of the rotating ball can avoid friction damage to the contact surface between the adjusting rod and the rotating ring.

[0008] Furthermore, a plurality of evenly distributed mixing ports are provided on the top of the rotating ring, and the mixing ports are in a trapezoidal structure. The mixing ports are located between the rotating ball and the rotating shaft. The setting of the mixing ports can increase the mixing degree of the fermentation liquid at the top and bottom of the rotating ring.

[0009] Furthermore, the inner walls on both sides of the connecting ring are provided with connecting ports that pass through the rotating ring, and the inner walls of the connecting ports are in a T-shaped structure. The two sides of the rotating shaft are fixedly connected with connecting plates that form a sliding fit with the inner walls of the connecting ports. The setting of the connecting plates can enable the connecting ring to rotate along with the rotation of the rotating shaft.

[0010] Furthermore, a spiral blade is arranged between two adjacent mixing plates located in a vertical plane, and the spiral blade is fixedly connected to the rotating shaft. The arrangement of the spiral blade can improve the mixing degree of the stirring blades in the upper and lower layers of the box.

[0011] Furthermore, extension plates corresponding to the mixing plates are provided on both sides of the rotating shaft, and connecting rods are fixedly connected to the top and bottom of one side of the extension plate. A plurality of evenly distributed thread grooves are provided on the top of the connecting rod, and threaded holes corresponding to the thread grooves are provided on the top of the mixing plate. A threaded rod is threadedly connected to the inner wall of the threaded groove, and the threaded rod is threadedly connected to the inner wall of the threaded hole. The setting of the extension plate can increase the stirring radius of the mixing plate.

[0012] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0013] 1. The utility model can rotate the output shaft of the rotating motor to rotate the rotating shaft, and the rotation of the rotating shaft can rotate the connecting plate, and the connecting plate can apply force to the inner wall of the connecting port. At this time, the connecting ring will rotate with the rotation of the rotating shaft, and the rotation of the connecting ring can cause the mixing plate and the rotating ring to rotate. When the rotating ring rotates, the bottom inclined surface of the rotating ring can contact the rotating ball. Since the height of the rotating ball is fixed, the rotating ring can move up and down at this time, and the stirring path of the mixing plate can be changed. Therefore, the stirring operation can be performed at different positions to achieve a uniform stirring effect;

[0014] 2. The utility model can rotate into the inner wall of the threaded groove and the threaded hole through the threaded rod, so that the extension plate can be fixed, the stirring radius of the equipment can be increased, and more threaded holes can be opened to facilitate the adjustment of the length from the extension plate to the rotating shaft, and the stirring radius can be adjusted, which can improve the practicality of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0017] Figure 2 It is a partial cross-sectional structural schematic diagram of the utility model;

[0018] Figure 3 yes Figure 2 A schematic diagram of the enlarged structure at A in the middle;

[0019] Figure 4 yes Figure 2 A schematic diagram of the enlarged structure at B in the middle;

[0020] In the figure: 1. Box body; 2. Feed inlet; 3. Discharge outlet; 4. Rotating motor; 5. Rotating shaft; 6. Connecting ring; 7. Mixing plate; 8. Adjusting rod; 9. Rotating groove; 10. Rotating ball; 11. Connecting port; 12. Connecting plate; 13. Extension plate; 14. Threaded groove; 15. Threaded hole; 17. Threaded rod; 18. Spiral blade; 19. Mixing port; 20. Rotating ring. DETAILED DESCRIPTION

[0021] 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.

[0022] like Figure 1-Figure 4 The stirring device with an adjustable stirring path shown in the figure comprises a box body 1, a feeding port 2 is provided on the top outer wall of the box body 1, a discharging port 3 is provided on the bottom of the outer wall of one side of the box body 1, a rotating motor 4 is fixedly connected to the bottom outer wall of the box body 1, a rotating shaft 5 is fixedly connected to the output shaft of the rotating motor 4, a connecting ring 6 is sleeved on the surface of the rotating shaft 5, a plurality of evenly distributed mixing plates 7 are fixedly connected to the outer walls of both sides of the connecting ring 6, a rotating ring 20 is fixedly connected to the bottom of the connecting ring 6, and the bottom of the rotating ring 20 is inclined, an adjusting rod 8 with an L-shaped structure is fixedly connected to the bottom of the inner wall of one side of the box body 1, a rotating groove 9 is provided on the top of the adjusting rod 8, a rotating ball 10 is rotatably connected to the inner wall of the rotating groove 9 through a bearing, the rotating ball 10 and the bottom of the rotating ring 20 form a rolling fit, the rotating ball 10 can rotate in the inner wall of the rotating groove 9, and when the rotating ball 10 rotates at the bottom of the rotating ring 20, the top of the adjusting rod 8 and the rotating ring 20 can be reduced. The sliding friction between the moving rings 20 can protect the adjusting rod 8 and the rotating ring 20. A plurality of evenly distributed mixing ports 19 are provided on the top of the rotating ring 20, and the mixing ports 19 are of a trapezoidal structure. The mixing ports 19 are located between the rotating ball 10 and the rotating shaft 5. The mixing ports 19 of the trapezoidal structure can increase the flow rate through the mixing ports 19 when the rotating ring 20 moves up and down, so that the fermentation liquid can be fully mixed. The inner walls on both sides of the connecting ring 6 are provided with connecting ports 11 that penetrate the rotating ring 20, and the inner walls of the connecting ports 11 are of a T-shaped structure. Connecting plates 12 that form a sliding fit with the inner walls of the connecting ports 11 are fixedly connected on both sides of the rotating shaft 5. The connecting plates 12 can cooperate with the inner walls of the connecting ports 11 to avoid relative rotation between the connecting ring 6 and the rotating shaft 5. At the same time, the connecting plates 12 can slide with the inner walls of the connecting ports 11, so that the connecting ring 6 can slide up and down on the surface of the rotating shaft 5.

[0023] like Figure 1 , Figure 2 and Figure 4As shown, a spiral blade 18 is provided between two adjacent mixing plates 7 located in the vertical plane, and the spiral blade 18 is fixedly connected to the rotating shaft 5. The spiral blade 18 can increase the mixing degree of the upper and lower layers of the box body 1, and the fermentation liquid can be further mixed fully. Extension plates 13 corresponding to the mixing plates 7 are provided on both sides of the rotating shaft 5. The top and bottom of one side of the extension plate 13 are fixedly connected with connecting rods, and the top of the connecting rod is provided with a plurality of evenly distributed thread grooves 14. The top of the mixing plate 7 is provided with threaded holes 15 corresponding to the thread grooves 14. The inner wall of the thread groove 14 is connected with a threaded rod 17 through threads. The threaded rod 17 is connected to the inner wall of the threaded hole 15 through threads. The threaded rod 17 can be rotated into the inner wall of the thread groove 14 and the threaded hole 15, so that the extension plate 13 can be fixed, the stirring radius of the equipment can be increased, and several more threaded holes 15 can be provided to facilitate the adjustment of the length from the extension plate 13 to the rotating shaft 5. The stirring radius can be adjusted, and the practicality of the equipment can be improved.

[0024] The working principle of the utility model is as follows: when in use, the rotating motor 4 is started, and the output shaft of the rotating motor 4 rotates to rotate the rotating shaft 5, and the rotation of the rotating shaft 5 can rotate the connecting plate 12, and the connecting plate 12 can apply force to the inner wall of the connecting port 11, and the connecting ring 6 can rotate with the rotation of the rotating shaft 5, and the rotation of the connecting ring 6 can rotate the mixing plate 7 and the rotating ring 20, and when the rotating ring 20 rotates, the bottom inclined surface of the rotating ring 20 can contact the rotating ball 10, and since the height of the rotating ball 10 is fixed, the rotating ring 20 will move upward at this time. The stirring path of the mixing plate 7 can be changed by moving it downward, and the fermentation liquid of different depths can be stirred. When the connecting ring 6 is rotated, the spiral blade 18 can be rotated to mix the fermentation liquid of the upper and lower layers. When stirring the box 1 with a larger radius, the threaded rod 17 can be rotated into the threaded groove 14 and the threaded hole 15, so that the extension plate 13 can be fixed, the stirring radius of the mixing plate 7 can be increased, and the stirring path of the equipment can be further changed. Therefore, stirring operations can be performed at different positions to achieve a uniform stirring effect.

[0025] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A stirring device with an adjustable stirring path, comprising a box (1), a top outer wall of the box (1) having a feed inlet (2), and a bottom outer wall of one side of the box (1) having a discharge port (3), characterized in that: The bottom outer wall of the box body (1) is fixedly connected to a rotating motor (4), the output shaft of the rotating motor (4) is fixedly connected to a rotating shaft (5), a connecting ring (6) is sleeved on the surface of the rotating shaft (5), the outer walls on both sides of the connecting ring (6) are fixedly connected to a plurality of evenly distributed mixing plates (7), the bottom of the connecting ring (6) is fixedly connected to a rotating ring (20), the bottom of the rotating ring (20) is arranged in an inclined manner, and an L-shaped adjusting rod (8) is fixedly connected to the bottom of the inner wall of one side of the box body (1).

2. A stirring device with adjustable stirring path according to claim 1, characterized in that: A rotating groove (9) is provided at the top of the adjusting rod (8), and a rotating ball (10) is rotatably connected to the inner wall of the rotating groove (9) via a bearing, and the rotating ball (10) forms a rolling fit with the bottom of the rotating ring (20).

3. A stirring device with adjustable stirring path according to claim 2, characterized in that: The top of the rotating ring (20) is provided with a plurality of evenly distributed mixing ports (19), and the mixing ports (19) are in a trapezoidal structure. The mixing ports (19) are located between the rotating ball (10) and the rotating shaft (5).

4. The stirring device with adjustable stirring path according to claim 1, characterized in that: The inner walls on both sides of the connecting ring (6) are provided with connecting openings (11) that penetrate the rotating ring (20), and the inner wall of the connecting opening (11) is in a T-shaped structure. The two sides of the rotating shaft (5) are fixedly connected with connecting plates (12) that form a sliding fit with the inner wall of the connecting opening (11).

5. A stirring device with adjustable stirring path according to claim 4, characterized in that: A spiral blade (18) is arranged between two adjacent mixing plates (7) located in a vertical plane, and the spiral blade (18) is fixedly connected to the rotating shaft (5).

6. A stirring device with adjustable stirring path according to claim 5, characterized in that: Extension plates (13) corresponding to the mixing plates (7) are arranged on both sides of the rotating shaft (5); the top and bottom of one side of the extension plate (13) are fixedly connected to connecting rods; the top of the connecting rod is provided with a plurality of evenly distributed thread grooves (14); the top of the mixing plate (7) is provided with threaded holes (15) corresponding to the thread grooves (14); the inner wall of the thread groove (14) is connected to a threaded rod (17) via a thread; the threaded rod (17) is connected to the inner wall of the threaded hole (15) via a thread.

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