Mixing device for producing MBR (Membrane Bioreactor) hollow fiber membrane

Abstract

The utility model relates to the technical field of mixing devices, and discloses a mixing device for MBR (membrane bioreactor) hollow fiber membrane production, which comprises a base, T-shaped sliding grooves are formed in the front side and the rear side of the top of the base, T-shaped sliding blocks are connected in the T-shaped sliding grooves in a sliding manner, the tops of the T-shaped sliding blocks are fixedly connected with a mixing device, the bottom of the left side of the mixing device is communicated with a discharging pipe, and the bottom of the right side of the mixing device is communicated with a discharging pipe. A transmission box is fixedly connected to the right side of the top of the base, a gear motor is fixedly installed at the top of the transmission box, and the output end of the gear motor penetrates into the transmission box and is fixedly connected with a transmission disc. According to the material mixing device disclosed by the utility model, through mutual cooperation of structures such as the gear motor, the round sleeve, the rotating wheel and the push-pull plate, the material mixing device can be driven to do left-right reciprocating motion, so that raw materials in the material mixing device shake, the existence of stirring dead angles is avoided, the raw materials can be quickly mixed, and the advantage of uniform stirring is achieved; and the raw material mixing effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mixing devices, in particular to a mixing device for producing MBR hollow fiber membranes. Background Art

[0002] MBR hollow fiber membrane refers to a membrane that looks like a fiber and has a self-supporting function. The hollow fiber membrane is made of polysulfone and dimethylacetamide as raw materials to form a fiber with a hollow inner cavity, and then divided by a high permeability polymer, which has selective permeability characteristics;

[0003] After searching, Chinese patent announcement number: CN214635713U discloses a mixing device for hollow fiber membrane production, which relates to the field of mixing equipment, including a stable support, the bottom wall of the stable support is provided with a discharge channel, the top of the stable support is provided with a shell, the inner side of the shell is provided with a mixing chamber, the inner wall of the mixing chamber is movably connected with a mixer, the inner wall of the mixing chamber is provided with a heat preservation layer, the middle section of the inner wall of the mixing chamber is provided with a heat preservation resistor, and one side of the top of the shell is provided with a feed channel 1. Through the use of the heat preservation layer and the heat preservation resistor, the temperature of the mixed raw materials is maintained within the optimal mixing temperature range during the mixing process, reducing the volatilization of the raw materials and avoiding solidification. Through the use of feed channel 1 and feed channel 2, the solvent dimethylacetamide flows into the bottom along the inner wall of the mixing chamber, reducing volatilization while avoiding polysulfone from touching the bottom and affecting the mixing efficiency. Through the use of the mixer, the two raw materials are efficiently and quickly mixed.

[0004] In the above technology, although the mixed raw materials can be stirred by a mixer, there are dead corners in the stirring process, and the stirring is not uniform, which affects the mixing effect of the raw materials. Therefore, a mixing device for MBR hollow fiber membrane production is proposed to solve the above problem. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a mixing device for MBR hollow fiber membrane production, aiming to improve the problem of uneven stirring in the prior art.

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

[0007] A mixing device for producing MBR hollow fiber membranes comprises a base, wherein the front side and the rear side of the top of the base are both provided with T-shaped slide grooves, the interior of the T-shaped slide grooves is slidably connected with a T-shaped slider, the top of the T-shaped slider is fixedly connected with a mixing device, the bottom of the left side of the mixing device is connected with a discharge pipe, the right side of the top of the base is fixedly connected with a transmission box, the top of the transmission box is fixedly installed with a reduction motor, the output end of the reduction motor passes through the interior of the transmission box and is fixedly connected with a transmission disk, the interior of the transmission disk is movably connected with a slide rod 1, the bottom of the slide rod 1 is fixedly connected with a round sleeve, the interior of the round sleeve slides The gear is meshed with the gear plate, and the gear is fixedly connected to the gear at the side away from the shaft. The side of the gear away from the shaft is fixedly connected to a second slide bar, and the surface of the second slide bar is slidably connected to a square sleeve plate, and the top and bottom of the square sleeve plate are in contact with the inner wall of the transmission box. The left side of the square sleeve plate is fixedly connected to a push-pull plate, and the left side of the push-pull plate is fixedly connected to the right side of the mixing device. A material blocking component is arranged inside the discharge pipe, and a reinforcement component is arranged on the right side of the mixing device.

[0008] As a further description of the above technical solution:

[0009] The material blocking assembly includes a screw rod, the screw rod is threadedly connected to the inside of the discharge pipe, a turntable is fixedly connected to the left side of the screw rod, and a baffle is fixedly connected to the right side of the screw rod, and the surface of the baffle is in contact with the inner wall of the discharge pipe;

[0010] As a further description of the above technical solution:

[0011] A handle is fixedly connected to the left side of the turntable;

[0012] As a further description of the above technical solution:

[0013] The reinforcement assembly includes a reinforcement plate, the reinforcement plate is fixedly connected to the top and bottom of the push-pull plate, and the left side of the reinforcement plate is fixedly connected to the right side of the mixing device;

[0014] As a further description of the above technical solution:

[0015] A protective mesh cover is provided on the surface of the reduction motor, and the bottom of the protective mesh cover is fixedly connected to the top of the transmission box;

[0016] As a further description of the above technical solution:

[0017] The front side of the mixing device is inlaid with an observation window;

[0018] As a further description of the above technical solution:

[0019] The bottom of the tooth plate is fixedly connected with a support plate, and the bottom of the support plate is fixedly connected to the bottom of the inner cavity of the transmission box;

[0020] As a further description of the above technical solution:

[0021] A sealing ring is sleeved on the surface of the push-pull plate, and the left side of the sealing ring is fixedly connected to the left side of the inner cavity of the transmission box.

[0022] The utility model has the following beneficial effects:

[0023] 1. In the utility model, by arranging the mutual cooperation of the reduction motor, the circular sleeve, the rotating wheel and the push-pull plate and other structures, the mixing device can be driven to reciprocate left and right, so that the raw materials inside the mixing device are shaken, and the dead angle of mixing is avoided. The raw materials can be mixed quickly, and the advantage of uniform mixing is achieved, and the mixing effect of the raw materials is improved.

[0024] 2. In the utility model, by arranging the screw rod, the turntable and the baffle structure to cooperate with each other, it is possible to prevent the raw materials inside the mixing device from entering the inside of the discharge pipe, resulting in uneven stirring of the raw materials and affecting the mixing effect of the raw materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a three-dimensional schematic diagram of a mixing device for producing MBR hollow fiber membranes proposed by the utility model;

[0026] Figure 2 This is a schematic diagram of the main cross-sectional structure of a transmission box of a mixing device for producing MBR hollow fiber membranes proposed by the utility model;

[0027] Figure 3 This is a three-dimensional structural schematic diagram of the gears of a mixing device for producing MBR hollow fiber membranes proposed by the utility model;

[0028] Figure 4 for Figure 2 Enlarged view of point A in the middle.

[0029] Legend:

[0030] 1. Base; 2. T-shaped slide; 3. T-shaped slider; 4. Mixing device; 5. Discharge pipe; 6. Transmission box; 7. Speed ​​reducer motor; 8. Transmission plate; 9. Slide bar 1; 10. Round sleeve; 11. Shaft rod; 12. Gear; 13. Tooth plate; 14. Rotating wheel; 15. Slide bar 2; 16. Square sleeve plate; 17. Push-pull plate; 18. Screw rod; 19. Turntable; 20. Baffle; 21. Handle; 22. Reinforcement plate; 23. Protective mesh cover; 24. Observation window; 25. Support plate; 26. Sealing ring. DETAILED DESCRIPTION

[0031] 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.

[0032] Reference Figure 1-3 , the utility model provides an embodiment: a mixing device for MBR hollow fiber membrane production, comprising a base 1, the front and rear sides of the top of the base 1 are both provided with a T-shaped slide 2, the inside of the T-shaped slide 2 is slidably connected with a T-shaped slider 3, the top of the T-shaped slider 3 is fixedly connected with a mixing device 4, the front of the mixing device 4 is inlaid with an observation window 24, by setting the observation window 24, it is convenient for the user to check the situation inside the mixing device 4, the bottom of the left side of the mixing device 4 is connected with a discharge pipe 5, the right side of the top of the base 1 is fixedly connected with a transmission box 6, the top of the transmission box 6 is fixedly installed with a reduction motor 7, the surface of the reduction motor 7 is sleeved with a protective mesh cover 23, the bottom of the protective mesh cover 23 is fixedly connected to the top of the transmission box 6, by setting the protective mesh cover 23, the surface of the reduction motor 7 can be protected to prevent foreign objects from colliding with the reduction motor 7 and causing damage, the output end of the reduction motor 7 passes through the interior of the transmission box 6 and is fixedly connected with a transmission disk 8, and the interior of the transmission disk 8 is movably connected with a slide rod 9;

[0033] Reference Figure 1-3 The bottom of the slide bar 9 is fixedly connected with a round sleeve 10, and the inside of the round sleeve 10 is slidably connected with a shaft rod 11. The front and back sides of the shaft rod 11 are fixedly connected with a gear 12. The front and rear sides of the inner cavity of the transmission box 6 are fixedly connected with a toothed plate 13. The bottom of the toothed plate 13 is fixedly connected with a support plate 25. The bottom of the support plate 25 is fixedly connected to the bottom of the inner cavity of the transmission box 6. By providing the support plate 25, the toothed plate 13 can be supported, thereby improving the stability of the toothed plate 13. The gear 12 is meshed with the toothed plate 13, and the side of the gear 12 away from the shaft rod 11 is fixedly connected with a rotating wheel 14. A sliding rod 15 is fixedly connected to the side of the rotating wheel 14 away from the gear 12, and a square sleeve plate 16 is slidably connected to the surface of the sliding rod 15. The top and bottom of the square sleeve plate 16 are in contact with the inner wall of the transmission box 6. A push-pull plate 17 is fixedly connected to the left side of the square sleeve plate 16. A sealing ring 26 is sleeved on the surface of the push-pull plate 17. The left side of the sealing ring 26 is fixedly connected to the left side of the inner cavity of the transmission box 6. By setting the sealing ring 26, the gap between the push-pull plate 17 and the transmission box 6 can be reduced to prevent dust from entering the interior of the transmission box 6. The left side of the push-pull plate 17 is fixedly connected to the right side of the mixing device 4.

[0034] Reference Figure 2-4A material blocking assembly is provided inside the discharge pipe 5, and the material blocking assembly includes a screw rod 18, which is threadedly connected to the inside of the discharge pipe 5, and a turntable 19 is fixedly connected to the left side of the screw rod 18, and a handle 21 is fixedly connected to the left side of the turntable 19. By providing the handle 21, it is convenient for the user to quickly rotate the turntable 19, and avoids the phenomenon that the user cannot quickly rotate the turntable 19. A baffle 20 is fixedly connected to the right side of the screw rod 18, and the surface of the baffle 20 contacts the inner wall of the discharge pipe 5. By providing the mutual cooperation of the screw rod 18, the turntable 19 and the baffle 20 structure, it is possible to prevent the raw materials inside the mixing device 4 from entering the inside of the discharge pipe 5, resulting in uneven stirring of the raw materials, thereby affecting the mixing effect of the raw materials.

[0035] Reference Figure 1-2 A reinforcement component is provided on the right side of the mixing device 4, and the reinforcement component includes a reinforcement plate 22. The reinforcement plate 22 is fixedly connected to the top and bottom of the push-pull plate 17, and the left side of the reinforcement plate 22 is fixedly connected to the right side of the mixing device 4. By setting the reinforcement plate 22, the reinforcement plate 22 can increase the connection strength between the push-pull plate 17 and the mixing device 4, thereby avoiding breakage between the push-pull plate 17 and the mixing device 4.

[0036] Working principle: When in use, first put the two raw materials to be mixed into the mixing device 4, start the mixing device 4 to stir the raw materials inside, and start the reduction motor 7 at the same time. The output end of the reduction motor 7 drives the transmission disk 8 to rotate, and the transmission disk 8 drives the circular sleeve 10 to move left and right through the slide bar 1 9, and the circular sleeve 10 drives the shaft 11 and the gear 12 to move. At the same time, the gear 12 drives the rotating wheel 14 to rotate through the tooth plate 13, and the rotating wheel 14 pushes the square sleeve plate 16 to move back and forth left and right through the slide bar 2 15. The square sleeve plate 16 drives the mixing device 4 to move back and forth left and right through the push-pull plate 17. The mixing device 4 slides inside the T-shaped slide groove 2 through the T-shaped slider 3, so that the raw materials are shaken inside the mixing device 4, thereby achieving the advantage of stirring.

[0037] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A mixing device for producing MBR hollow fiber membranes, comprising a base (1), characterized in that: The front and rear sides of the top of the base (1) are both provided with a T-shaped slide groove (2), the interior of the T-shaped slide groove (2) is slidably connected to a T-shaped slider (3), the top of the T-shaped slider (3) is fixedly connected to a mixing device (4), the bottom of the left side of the mixing device (4) is connected to a discharge pipe (5), the right side of the top of the base (1) is fixedly connected to a transmission box (6), the top of the transmission box (6) is fixedly installed with a reduction motor (7), the output end of the reduction motor (7) passes through the interior of the transmission box (6) and is fixedly connected to a transmission disk (8), the interior of the transmission disk (8) is movably connected to a slide rod (9), the bottom of the slide rod (9) is fixedly connected to a round sleeve (10), the interior of the round sleeve (10) is slidably connected to a shaft rod (11), the front and back of the shaft rod (11) are connected to each other. The front and rear sides of the inner cavity of the transmission box (6) are fixedly connected with a gear (12), the front side and the rear side of the inner cavity of the transmission box (6) are fixedly connected with a toothed plate (13), the gear (12) meshes with the toothed plate (13), the side of the gear (12) away from the shaft (11) is fixedly connected with a rotating wheel (14), the side of the rotating wheel (14) away from the gear (12) is fixedly connected with a second slide bar (15), the surface of the second slide bar (15) is slidably connected with a square sleeve plate (16), the top and bottom of the square sleeve plate (16) are in contact with the inner wall of the transmission box (6), the left side of the square sleeve plate (16) is fixedly connected with a push-pull plate (17), the left side of the push-pull plate (17) is fixedly connected to the right side of the mixing device (4), the inside of the discharge pipe (5) is provided with a material blocking component, and the right side of the mixing device (4) is provided with a reinforcement component.

2. A mixing device for producing MBR hollow fiber membranes according to claim 1, characterized in that: The material blocking assembly comprises a screw rod (18), wherein the screw rod (18) is threadedly connected to the inside of the discharge pipe (5), a turntable (19) is fixedly connected to the left side of the screw rod (18), and a baffle (20) is fixedly connected to the right side of the screw rod (18), and the surface of the baffle (20) contacts the inner wall of the discharge pipe (5).

3. A mixing device for producing MBR hollow fiber membranes according to claim 2, characterized in that: A handle (21) is fixedly connected to the left side of the rotating disk (19).

4. A mixing device for producing MBR hollow fiber membranes according to claim 1, characterized in that: The reinforcement assembly comprises a reinforcement plate (22), wherein the reinforcement plate (22) is fixedly connected to the top and bottom of the push-pull plate (17), and the left side of the reinforcement plate (22) is fixedly connected to the right side of the mixing device (4).

5. A mixing device for producing MBR hollow fiber membranes according to claim 1, characterized in that: The surface of the reduction motor (7) is sleeved with a protective mesh cover (23), and the bottom of the protective mesh cover (23) is fixedly connected to the top of the transmission box (6).

6. A mixing device for producing MBR hollow fiber membranes according to claim 1, characterized in that: An observation window (24) is embedded on the front side of the mixing device (4).

7. A mixing device for producing MBR hollow fiber membranes according to claim 1, characterized in that: The bottom of the tooth plate (13) is fixedly connected to a support plate (25), and the bottom of the support plate (25) is fixedly connected to the bottom of the inner cavity of the transmission box (6).

8. A mixing device for producing MBR hollow fiber membranes according to claim 1, characterized in that: A sealing ring (26) is sleeved on the surface of the push-pull plate (17), and the left side of the sealing ring (26) is fixedly connected to the left side of the inner cavity of the transmission box (6).

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