Combined automatic filtering device

Abstract

The utility model discloses a combined automatic filtering device which is characterized in that the combined automatic filtering device comprises a first-stage filtering area, a second-stage filtering area and a third-stage filtering area which are sequentially arranged, a first-stage feeding pump, a first-stage filtering plate frame and a first-stage buffering tank which are sequentially connected in the feeding direction are arranged in the first-stage filtering area, and an input pipe is led out of an inlet of the first-stage feeding pump; a second-stage feeding pump, a second-stage filtering plate frame and a second-stage buffer tank which are sequentially connected in the feeding direction are arranged in the second-stage filtering area; an outlet of the first-stage buffer tank is connected with an inlet of the second-stage feeding pump; a third-stage feeding pump and a third-stage filter plate frame which are sequentially connected in the feeding direction are arranged in the third-stage filter area, and an output pipe is led out of an outlet of the third-stage filter plate frame; the filtering precision of the first-stage filtering plate frame, the second-stage filtering plate frame and the third-stage filtering plate frame is improved step by step.

Description

Technical Field

[0001] The utility model relates to the technical field of sodium hyaluronate filtering devices, in particular to a combined automatic filtering device. Background Art

[0002] Currently, in the process of producing purified sodium hyaluronate, it is generally filtered multiple times before entering the tank for alcohol precipitation or filling to separate impurities and ensure the purity of the sodium hyaluronate. However, the existing plate and frame filtration devices generally separate the storage tank and the filtration device, which requires a larger working space. Secondly, when in use, it is necessary to manually connect the storage tank and the filtration device. The time for filtering sodium hyaluronate with a larger molecular weight is longer, and the filtration process also requires personnel to operate multiple filtration devices, resulting in a waste of human resources. Therefore, based on the above technical problems, this application specifically proposes a combined automatic filtration device that saves space and reduces manpower. Utility Model Content

[0003] The purpose of this utility model is to overcome the shortcomings of the existing technology and provide a more efficient combined automatic filtering device.

[0004] In order to achieve the above-mentioned purpose, the utility model provides a combined automatic filtering device, comprising a primary filter area, a secondary filter area and a tertiary filter area arranged in sequence, wherein the primary filter area is provided with a primary feed pump, a primary filter plate frame and a primary buffer tank connected in sequence along the feeding direction, and an input pipe is led out of the inlet of the primary feed pump; the secondary filter area is provided with a secondary feed pump, a secondary filter plate frame and a secondary buffer tank connected in sequence along the feeding direction, and the outlet of the primary buffer tank is connected to the inlet of the secondary feed pump; the tertiary filter area is provided with a tertiary feed pump and a tertiary filter plate frame connected in sequence along the feeding direction, and an output pipe is led out of the outlet of the tertiary filter plate frame; the filtration accuracy of the primary filter plate frame, the secondary filter plate frame and the tertiary filter plate frame is gradually improved.

[0005] Furthermore, a first-level feed port is provided at the upper part of the first-level buffer tank, and the first-level feed port is connected to the first-level filter plate frame; a first-level discharge port is provided at the lower part of the first-level buffer tank; the first-level discharge port is connected to the second-level feed pump; a second-level feed port is provided at the upper part of the second-level buffer tank, and the second-level feed port is connected to the second-level filter plate frame; a second-level discharge port is provided at the lower end of the second-level buffer tank, and the second-level discharge port is connected to the third-level feed pump.

[0006] Furthermore, a first solenoid valve for controlling on and off is provided on the input pipe; a second solenoid valve for controlling on and off is provided on the connecting pipe between the first-level filter plate frame and the first-level buffer tank; a third solenoid valve for controlling on and off is provided on the connecting pipe between the first-level buffer tank and the second-level feed pump; a fourth solenoid valve for controlling on and off is provided on the connecting pipe between the second-level filter plate frame and the second-level buffer tank; and a fifth solenoid valve for controlling on and off is provided on the connecting pipe between the second-level buffer tank and the third-level feed pump.

[0007] Furthermore, it also includes a double-layer bracket, the first-level feed pump, the second-level feed pump and the third-level feed pump are all located in the lower layer of the double-layer bracket, and the first-level filter plate frame, the second-level filter plate frame and the third-level filter plate frame are all located in the upper layer of the double-layer bracket.

[0008] Furthermore, a first-level radar liquid meter for detecting the liquid level is provided in the first-level buffer tank; and a second-level radar liquid meter for detecting the liquid level is provided in the second-level buffer tank.

[0009] Furthermore, it also includes a waste main pipe, which bypasses the waste main pipe and leads to waste branch pipes respectively connected to the primary filter plate frame, the secondary filter plate frame and the tertiary filter plate frame. The primary filter plate frame, the secondary filter plate frame and the tertiary filter plate frame are all equipped with waste support plates for receiving the filtered materials, and each of the waste branch pipes is connected to each waste support plate one by one.

[0010] The present invention adopts the above-mentioned solution, and its beneficial effects are: 1) by arranging the relative positions of the first-stage buffer tank-7, the second-stage buffer tank-15, the first-stage feed pump-4, the second-stage feed pump-12 and the third-stage feed pump-21, the space occupied by the filtering device is improved and optimized, making it easier to ensure the quality and efficiency of filtration; 2) by adding the first solenoid valve 3, the second solenoid valve 6, the third solenoid valve 10, the fourth solenoid valve 14 and the fifth solenoid valve 18, the automatic operation of the combined automatic filtering device is realized, thereby reducing the use of manpower. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is an overall schematic diagram of the combined automatic filtering device of the utility model.

[0012] Among them, 1-touch digital control panel, 2-first level liquid sensor, 3-first solenoid valve, 4-first level feed pump, 5-first level filter plate frame, 35-first level filter waste tray, 6-second solenoid valve, 7-first level buffer tank, 8-first level radar liquid meter, 9-first level mixer, 10-third solenoid valve, 11-second level liquid sensor, 12-second level feed pump, 13-second level filter plate frame, 14-fourth solenoid valve, 15-second level buffer tank, 16-second level radar liquid meter, 17-second level mixer, 18 -Fifth solenoid valve, 19-secondary filter waste tray, 20-third-stage liquid sensor, 21-third-stage feed pump, 22-third-stage filter plate frame, 23-third-stage filter waste tray, 24-waste main pipe, 25-double-layer bracket, 26-input pipe, 27-output pipe, 28-first-stage filter area, 29-secondary filter area, 30-third-stage filter area, 31-first-stage feed port, 32-first-stage discharge port, 33-second-stage feed port, 34-second-stage discharge port. DETAILED DESCRIPTION

[0013] To facilitate understanding of the present invention, a more comprehensive description of the present invention is provided below with reference to the accompanying drawings. The accompanying drawings illustrate preferred embodiments of the present invention. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. These embodiments are provided solely to provide a more thorough and comprehensive understanding of the disclosure of the present invention.

[0014] See attached Figure 1 As shown, in this embodiment, a combined automatic filtering device is used for filtering products, including a primary filter area 28, a secondary filter area 29 and a tertiary filter area 30 arranged in sequence, wherein the primary filter area 28 is provided with a primary feed pump 4, a primary filter plate frame 5 and a primary buffer tank 7 connected in sequence along the feeding direction, and an input pipe 26 is led out from the inlet of the primary feed pump 4; the secondary filter area 29 is provided with a secondary feed pump 12, a secondary filter plate frame 13 and a secondary buffer tank 15 connected in sequence along the feeding direction, and the outlet of the primary buffer tank 7 is connected to the inlet of the secondary feed pump 12; the tertiary filter area 30 is provided with a tertiary feed pump 21 and a tertiary filter plate frame 22 connected in sequence along the feeding direction, and an output pipe 27 is led out from the outlet of the tertiary filter plate frame 22.

[0015] In this embodiment, the filtration accuracy of the first-stage filter plate frame 5 (equipped with filter paper with a pore size of 1-5 μm), the second-stage filter plate frame 13 (equipped with filter paper with a pore size of 0.5-1 μm), and the third-stage filter plate frame 22 (equipped with filter paper with a pore size of 0.3-0.5 μm) is gradually improved. By arranging the filter plates and frames in increasing layers, the filtration efficiency and effect are ensured, thereby facilitating further improvement of product quality.

[0016] In this embodiment, a first-level feed port 31 is provided on the upper part of the first-level buffer tank 7, and the first-level feed port 31 is connected to the first-level filter plate frame 5; in addition, a second-level feed port 33 is provided on the upper part of the second-level buffer tank 15, and the second-level feed port 33 is connected to the second-level filter plate frame 13; the material is transported from top to bottom through the first-level feed port 31 and the second-level feed port 33 established in the first-level buffer tank 7 and the second-level buffer tank 15, so as to ensure the efficiency of transporting the filtered material.

[0017] Furthermore, a primary discharge port 32 is provided at the lower portion of the primary buffer tank 7, wherein the primary discharge port 32 is connected to the secondary feed pump 12. Furthermore, a secondary discharge port 34 is provided at the lower end of the secondary buffer tank 15, wherein the secondary discharge port 34 is connected to the tertiary feed pump 21. By providing the primary discharge port 32 and the secondary discharge port 34 on the primary buffer tank 7 and the secondary buffer tank 15, the primary discharge port 32 and the secondary discharge port 34 are ensured to be connected and coordinated with the third solenoid valve 10 and the fourth solenoid valve 14, thereby facilitating the control of material delivery.

[0018] In this embodiment, a first solenoid valve 3 for controlling on and off is provided on the input pipe 26; a second solenoid valve 6 for controlling on and off is provided on the connecting pipe between the first-level filter plate frame 5 and the first-level buffer tank 7; a third solenoid valve 10 for controlling on and off is provided on the connecting pipe between the first-level buffer tank 7 and the second-level feed pump 12; a fourth solenoid valve 14 for controlling on and off is provided on the connecting pipe between the second-level filter plate frame 13 and the second-level buffer tank 15; a fifth solenoid valve 18 for controlling on and off is provided on the connecting pipe between the second-level buffer tank 15 and the third-level feed pump 21; by setting up the first solenoid valve 3, the second solenoid valve 6, the third solenoid valve 10, the fourth solenoid valve 14 and the fifth solenoid valve 18 on the input pipe 26, the flow of corresponding materials can be uniformly monitored and controlled, manpower can be reduced, and production work can be made more efficient.

[0019] In the present embodiment, a double-layer bracket 25 is further included, and the first-level feed pump 4, the second-level feed pump 12 and the third-level feed pump 21 are all located in the lower layer of the double-layer bracket 25. In addition, the first-level filter plate frame 5, the second-level filter plate frame 13 and the third-level filter plate frame 22 are all located in the upper layer of the double-layer bracket 25. By arranging the first-level feed pump 4, the second-level feed pump 12, the third-level feed pump 21, the first-level filter plate frame 5, the second-level filter plate frame 13 and the third-level filter plate frame 22 at the position of the double-layer bracket 25, the first-level feed pump 4, the second-level feed pump 12 and the third-level feed pump 21 respectively transport the material from bottom to top to the first-level filter plate frame 5, the second-level filter plate frame 13 and the third-level filter plate frame 22, thereby ensuring the filtration efficiency of the first-level filter plate frame 5, the second-level filter plate frame 13 and the third-level filter plate frame 22 and ensuring the quality of filtration.

[0020] In this embodiment, a first-level radar liquid meter 8 for detecting the liquid level height is provided in the first-level buffer tank 7, wherein the first-level radar liquid meter 8 is located at the top of the inner cavity of the first-level buffer tank 7, so that the first-level radar liquid meter 8 can monitor the liquid level height in the first-level buffer tank 7. In addition, a second-level radar liquid meter 16 for detecting the liquid level height is provided in the second-level buffer tank 15, wherein the second-level radar liquid meter 16 is located at the top of the inner cavity of the second-level buffer tank 15. The first-level radar liquid meter 8 and the second-level radar liquid meter 16 are used to monitor the liquid levels in the first-level buffer tank 7 and the second-level buffer tank 15, and the first-level buffer tank 7, the second-level buffer tank 15 and the fifth solenoid valve 18 are opened and closed accordingly, which is more convenient for controlling the progress of production.

[0021] As shown in the accompanying drawings, in this embodiment, a waste main pipe 24 is further included. The waste main pipe 24 bypasses waste branches connected to the primary filter plate frame 5, the secondary filter plate frame 13 and the tertiary filter plate frame 22 respectively. The primary filter plate frame 5, the secondary filter plate frame 13 and the tertiary filter plate frame 22 are all equipped with waste support plates for receiving the filtered material, so that each waste branch pipe corresponds to each waste support plate one by one to facilitate the collection and discharge of separated impurities.

[0022] For the convenience of explanation, the following further explanation is given in combination with the specific working process of the combined automatic filtering device.

[0023] During operation, the liquid level standards in the primary buffer tank 7 and the secondary buffer tank 15 are first set. Secondly, by starting the first solenoid valve 3, the material is fed into the primary feed pump 4 through the input pipe 26, thereby transporting the material from bottom to top to the primary filter plate frame 5 for primary filtration. The filtered material will be transported from top to bottom to the primary buffer tank 7.

[0024] When the first-level radar liquid meter 8 detects that the liquid level of the first-level buffer tank 7 reaches the set standard, the third solenoid valve 10 is opened to send the material in the first-level buffer tank 7 into the second-level feed pump 12, and the material is transported from bottom to top to the second-level filter plate frame 13 for secondary filtration. The filtered material is transported from top to bottom to the second-level buffer tank 15.

[0025] When the secondary radar liquid meter 16 detects that the liquid level of the secondary buffer tank 15 reaches the set standard, the fourth solenoid valve 14 is opened to send the material in the secondary buffer tank 15 into the third-stage feed pump 21, and the material is transported from bottom to top to the third-stage filter plate frame 22 for third-stage filtration. After filtration, the third-stage filtration is completed and the material is transported to the next process through the output pipe 27.

[0026] The embodiments described above are merely preferred embodiments of the present invention and are not intended to limit the present invention in any way. Any person skilled in the art who, without departing from the scope of the present invention, utilizes the above-disclosed technical content to make further possible variations, modifications, or alterations to the present invention's technical solution shall constitute equivalent embodiments of the present invention. Therefore, any equivalent and equivalent variations made in accordance with the principles of the present invention, without departing from the scope of the present invention's technical solution, shall be encompassed within the scope of protection of the present invention.

Claims

1. A combined automatic filtering device, characterized in that: The invention comprises a primary filter area (28), a secondary filter area (29) and a tertiary filter area (30) arranged in sequence, wherein the primary filter area (28) is provided with a primary feed pump (4), a primary filter plate frame (5) and a primary buffer tank (7) connected in sequence along the feeding direction, and an input pipe (26) is led out from the inlet of the primary feed pump (4); the secondary filter area (29) is provided with a secondary feed pump (12), a secondary filter plate frame (13) and a secondary buffer tank (15) connected in sequence along the feeding direction, and the outlet of the primary buffer tank (7) is connected to the inlet of the secondary feed pump (12); the tertiary filter area (30) is provided with a tertiary feed pump (21) and a tertiary filter plate frame (22) connected in sequence along the feeding direction, and an output pipe (27) is led out from the outlet of the tertiary filter plate frame (22); the filtering accuracy of the primary filter plate frame (5), the secondary filter plate frame (13) and the tertiary filter plate frame (22) is gradually improved.

2. A combined automatic filtering device according to claim 1, characterized in that: The upper portion of the first-level buffer tank (7) is provided with a first-level feed port (31), and the first-level feed port (31) is connected to the first-level filter plate frame (5); the lower portion of the first-level buffer tank (7) is provided with a first-level discharge port (32); the first-level discharge port (32) is connected to the second-level feed pump (12); the upper portion of the second-level buffer tank (15) is provided with a second-level feed port (33), and the second-level feed port (33) is connected to the second-level filter plate frame (13); the lower end of the second-level buffer tank (15) is provided with a second-level discharge port (34), and the second-level discharge port (34) is connected to the third-level feed pump (21).

3. The combined automatic filtering device according to claim 1, characterized in that: The input pipe (26) is provided with a first solenoid valve (3) for controlling on and off; the connecting pipe between the first-stage filter plate frame (5) and the first-stage buffer tank (7) is provided with a second solenoid valve (6) for controlling on and off; the connecting pipe between the first-stage buffer tank (7) and the second-stage feed pump (12) is provided with a third solenoid valve (10) for controlling on and off; the connecting pipe between the second-stage filter plate frame (13) and the second-stage buffer tank (15) is provided with a fourth solenoid valve (14) for controlling on and off; and the connecting pipe between the second-stage buffer tank (15) and the third-stage feed pump (21) is provided with a fifth solenoid valve (18) for controlling on and off.

4. The combined automatic filtering device according to claim 1, characterized in that: The invention also includes a double-layer bracket (25), wherein the first-stage feed pump (4), the second-stage feed pump (12) and the third-stage feed pump (21) are all located on the lower layer of the double-layer bracket (25), and the first-stage filter plate frame (5), the second-stage filter plate frame (13) and the third-stage filter plate frame (22) are all located on the upper layer of the double-layer bracket (25).

5. The combined automatic filtering device according to claim 1, characterized in that: A first-level radar liquid meter (8) for detecting the liquid level is provided in the first-level buffer tank (7); and a second-level radar liquid meter (16) for detecting the liquid level is provided in the second-level buffer tank (15).

6. The combined automatic filtering device according to claim 1, characterized in that: The invention also includes a waste main pipe (24), wherein the waste main pipe (24) is bypassed and has waste branch pipes connected to the primary filter plate frame (5), the secondary filter plate frame (13) and the tertiary filter plate frame (22), respectively. The primary filter plate frame (5), the secondary filter plate frame (13) and the tertiary filter plate frame (22) are all equipped with waste support plates for receiving filtered materials, and each of the waste branch pipes is in one-to-one communication with each waste support plate.

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