Nanofiltration membrane concentration equipment

Abstract

The utility model belongs to the technical field of nanofiltration membrane concentration, and particularly relates to nanofiltration membrane concentration equipment which comprises a concentrator and a filtering device, the side wall of the concentrator is communicated with a liquid storage tank, and the upper surface of the liquid storage tank is communicated with a connecting pipe; a filtering device is arranged on the surface of the connecting pipe and comprises a box body, the side wall of the box body is communicated with the side wall of the connecting pipe, a plurality of frames are inserted into the inner wall of the box body, the inner surfaces of the frames are fixedly connected with filtering plates, the upper surfaces of the frames are fixedly connected with sealing plates, and a cleaning device is arranged on the side wall of the box body and comprises a fixing frame; the side wall of the fixing frame is fixedly connected with the side wall of the box body, the surface of the fixing frame is rotationally connected with a rotating plate, and the upper surface of the rotating plate is fixedly connected with a storage plate; by arranging the whole device, the raw material stock solution can be filtered, the situation that large residues enter the thickener is reduced, meanwhile, filter plates with different hole meshes can be arranged, and the residue filtering capacity is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to nanofiltration membrane concentration technical field, specifically a nanofiltration membrane concentration equipment. BACKGROUND

[0002] Nanofiltration membrane concentration is an advanced separation technology, which uses the pore size range (usually between 1-100 nanometers) of nanofiltration membrane to intercept the substances with molecular weight between 100-1000, so as to realize the concentration and purification of substances; nanofiltration membrane concentration technology adopts cross-flow filtration mode, that is, under the driving of pressure, the raw material liquid flows on the membrane surface, small molecule substances (such as water, small molecule solute, etc.) penetrate the membrane, and large molecule substances (such as protein, polysaccharide, etc.) are intercepted, so as to realize the efficient separation and concentration of substances.

[0003] For the above and the prior art related technology, the inventor believes that the following defects often exist: when extracting natural food pigment, nanofiltration membrane concentration equipment needs to be used, and since most of the raw material liquid contains plant residues, the plant residues need to be filtered during concentration, and the traditional filter filters through the filter cartridge, which cannot filter the residues smaller than the specification of the single filter cartridge during filtering; therefore, a nanofiltration membrane concentration equipment is proposed for the above problems. CONTENT OF THE UTILITY MODEL

[0004] In order to make up for the deficiencies of the prior art and solve at least one technical problem proposed in the background art.

[0005] The utility model solves the technical scheme that the utility model discloses a nanofiltration membrane concentration equipment, including the concentration machine and the filter device, the lateral wall of concentration machine is connected with the liquid storage tank, the upper surface of liquid storage tank is connected with the connecting pipe, the surface of connecting pipe is equipped with filter device, the lateral wall of filter device includes the box, the lateral wall of box and connecting pipe lateral wall are connected, the inner wall of box is inserted with a plurality of frames, the inner surface of frame is fixedly connected with filter plate, the upper surface of frame is fixedly connected with sealing plate, sealing plate is located in the direct upper of box, when the raw material flows, the raw material will pass through the filter plate, by setting the box, frame, filter plate and sealing plate can filter the raw material, reduce the impurity and enter the concentration machine and affect the use of concentration machine.

[0006] Preferably, the frame is fixedly connected with a clamping strip on both sides, and the clamping strip is inserted into the inner wall of the box. The clamping strip is inserted into the inner wall of the box, and the setting of the clamping strip can reduce the possibility of the frame moving randomly in the box.

[0007] Preferably, both sides of the box are fixedly connected with fixing blocks, the surfaces of the two fixing blocks are slidably connected with two limiting racks, the limiting racks are located on the surfaces of the plurality of sealing plates, the limiting rack slides to the surface of the sealing plate, and the limiting rack can limit the position of the sealing plate.

[0008] Preferably, the side wall of the limiting rack is fixedly connected with a magnetic strip, the side wall of the magnetic strip and the side wall of the sealing plate are magnetically attracted to each other, the magnetic strip is attached to the sealing plate, the magnetic strip is attracted to the surface of the sealing plate, and the position of the limiting rack can be limited by arranging the magnetic strip.

[0009] Preferably, the bottom end of the sealing plate is fixedly connected with a sealing ring, the sealing ring is located directly above the box, and the sealing ring is pressed on the upper surface of the box, and the sealing property of the sealing plate can be improved by arranging the sealing ring.

[0010] Preferably, the side wall of the box is provided with a cleaning device, the cleaning device comprises a fixing frame, the side wall of the fixing frame is fixedly connected with the side wall of the box, the surface of the fixing frame is rotatably connected with a rotating plate, and the upper surface of the rotating plate is fixedly connected with a receiving plate; the filter plate is adjusted to an appropriate angle and then cleaned, the frame and the filter plate can be fixed by arranging the fixing frame, the rotating plate and the receiving plate, and the filter plate can be conveniently cleaned.

[0011] Preferably, the inner wall of the fixing frame and the rotating plate is threadedly connected with a plug rod, the side wall of the box is fixedly connected with a receiving box, and the receiving box is located directly below the rotating plate; residues can fall into the receiving box, and the residues can be collected and cleaned conveniently by arranging the receiving box.

[0012] The utility model discloses the beneficial effect lies in:

[0013] 1. When the concentration operation is needed, the filter plate is fixed on the inner surface of the frame, then the sealing plate is pushed to make the sealing plate drive the frame to move, the frame drives the filter plate and the clamping strip to be inserted into the inner wall of the box, the sealing plate moves to drive the sealing ring to move, the sealing ring is pressed on the upper surface of the box, then the limiting rack is pushed to make the limiting rack slide on the surface of the fixing block, the limiting rack drives the magnetic strip to slide, the magnetic strip is attached to the sealing plate, the magnetic strip is attracted to the sealing plate, when the raw liquid flows, the raw liquid can pass through the filter plate, the whole device can filter the raw liquid by being arranged, the situation that large residues enter the concentrator can be reduced, and the filter plate with different hole purposes can be arranged, and the filtering capacity for residues can be increased.

[0014] 2. The utility model discloses a filter plate and frame are pulled out from the box body when needing to clean the filter plate, then the frame is inserted into the storage board inner wall, and then cleaning is carried out, after one side of the filter plate is cleaned, the plug rod is turned out, then the storage board is pushed to make the storage board drive the rotary plate and the filter plate rotate, the rotary plate rotates on the fixed frame surface, after the rotary plate rotates to the suitable angle, the plug rod is rotated to the fixed frame and the rotary plate inner wall, then the other side of the filter plate is cleaned, and the residue of cleaning can fall into the storage box, through setting up the whole device can conveniently clean the filter plate, thereby also can collect the residue. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without paying the creative labor.

[0016] Figure 1 It is a kind of nanofiltration membrane concentration equipment in the three-dimensional structure schematic diagram of concentrator;

[0017] Figure 2 It is a kind of nanofiltration membrane concentration equipment in the structure schematic diagram of A at Figure 1 ;

[0018] Figure 3 It is a kind of nanofiltration membrane concentration equipment in the structure schematic diagram of B at Figure 1 ;

[0019] Figure 4 It is a kind of nanofiltration membrane concentration equipment in the side view structure schematic diagram of concentrator;

[0020] Figure 5 It is a kind of nanofiltration membrane concentration equipment in the structure schematic diagram of C at Figure 4 ;

[0021] In the drawing: 1, concentrator;2, liquid storage tank;3, connecting pipe;4, filter device;41, box body;42, frame;43, filter plate;44, sealing plate;45, clamping strip;46, fixed block;47, limiting frame;48, magnetic strip;49, sealing ring;5, cleaning device;51, fixed frame;52, rotary plate;53, storage board;54, plug rod;55, storage box. DETAILED DESCRIPTION

[0022] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0023] Please refer to Figures 1-5 As shown in FIG. 1, a kind of nanofiltration membrane concentration equipment, including thickener 1 and filter device 4, the side wall of the thickener 1 is communicated with liquid storage tank 2, the upper surface of the liquid storage tank 2 is communicated with connecting pipe 3;The surface of the connecting pipe 3 is equipped with filter device 4, the filter device 4 includes box 41, the side wall of the box 41 and the side wall of connecting pipe 3 are communicated, multiple frames 42 are inserted in the inner wall of the box 41, the inner surface of the frame 42 is fixedly connected with filter plate 43, the upper surface of the frame 42 is fixedly connected with sealing plate 44, and the sealing plate 44 is located directly above the box 41;When working, filter plate 43 is fixed in frame 42, then sealing plate 44 is pushed to make sealing plate 44 drive frame 42 and filter plate 43 to move, frame 42 and filter plate 43 are inserted into box 41, when raw materials flow, raw materials will pass through filter plate 43, by setting box 41, frame 42, filter plate 43 and sealing plate 44, raw materials can be filtered, and the situation that impurities enter thickener 1 and affect the use of thickener 1 is reduced.

[0024] The two sides of the frame 42 are fixedly connected with clamping strip 45, and the clamping strip 45 is inserted into the inner wall of the box 41;When working, frame 42 will drive clamping strip 45 to slide, and clamping strip 45 is inserted into the inner wall of the box 41, so that the possibility that frame 42 moves randomly in the box 41 is reduced.

[0025] The two sides of the box 41 are fixedly connected with fixed blocks 46, and the surfaces of the two fixed blocks 46 are slidably connected with two limiting racks 47, and the limiting racks 47 are located on the surfaces of the multiple sealing plates 44;When working, the limiting racks 47 are pushed to slide on the surfaces of the fixed blocks 46, and then the limiting racks 47 slide to the surfaces of the sealing plates 44, so that the positions of the sealing plates 44 can be limited by the limiting racks 47.

[0026] The side wall of the limiting rack 47 is fixedly connected with a magnetic strip 48, and the side wall of the magnetic strip 48 is magnetically attracted to the side wall of the sealing plate 44;When working, the limiting rack 47 drives the magnetic strip 48 to slide, the magnetic strip 48 is attached to the sealing plate 44, and the magnetic strip 48 is attracted to the surface of the sealing plate 44, so that the position of the limiting rack 47 can be limited by the magnetic strip 48.

[0027] The bottom end of the sealing plate 44 is fixedly connected with a sealing ring 49, which is located directly above the box body 41; during operation, the sealing ring 49 is extruded on the upper surface of the box body 41 by the sealing plate 44, and the sealing property of the sealing plate 44 is improved by the sealing ring 49.

[0028] The sidewall of the box body 41 is provided with a cleaning device 5, which comprises a fixed frame 51 fixedly connected with the sidewall of the box body 41, a rotating plate 52 rotatably connected with the surface of the fixed frame 51, and a receiving plate 53 fixedly connected with the upper surface of the rotating plate 52; during operation, the frame 42 is inserted into the inner wall of the receiving plate 53 to clean the filter plate 43, and then the receiving plate 53 is pushed to rotate the rotating plate 52, so that the filter plate 43 is cleaned at a proper angle after being adjusted to the proper angle, and the frame 42 and the filter plate 43 are fixed by the fixed frame 51, the rotating plate 52 and the receiving plate 53, and the filter plate 43 is conveniently cleaned.

[0029] The inner wall of the fixed frame 51 and the rotating plate 52 is threadedly connected with a plug rod 54, the sidewall of the box body 41 is fixedly connected with a receiving box 55, and the receiving box 55 is located directly below the rotating plate 52; during operation, the plug rod 54 is rotated to the inner wall of the fixed frame 51 and the rotating plate 52, and the residues are collected in the receiving box 55 during cleaning, so that the residues are collected by the receiving box 55, and the cleaning is facilitated.

[0030] When the concentration operation is needed, the filter plate 43 is fixed on the inner surface of the frame 42, then the sealing plate 44 is pushed to move the sealing plate 44 to drive the frame 42 to move, the frame 42 drives the filter plate 43 and the clamping strip 45 to insert into the inner wall of the box body 41, the sealing plate 44 moves to drive the sealing ring 49 to move, the sealing ring 49 is extruded on the upper surface of the box body 41, then the limiting frame 47 is pushed to slide on the surface of the fixed block 46, the limiting frame 47 drives the magnetic strip 48 to slide, the magnetic strip 48 is attached to the sealing plate 44, the magnetic strip 48 is attracted to the sealing plate 44, when the raw liquid flows, the raw liquid can pass through the filter plate 43, the whole device is arranged to filter the raw liquid, the situation that large residues enter the concentrator 1 is reduced, and the filter plate 43 with different hole purposes can be arranged to increase the filtering capacity of the residues; when the filter plate 43 needs to be cleaned, the filter plate 43 and the frame 42 are pulled out from the box body 41, then the frame 42 is inserted into the inner wall of the storage plate 53, and then the filter plate 43 is cleaned, after one side of the filter plate 43 is cleaned, the inserting rod 54 is turned out, then the storage plate 53 is pushed to drive the rotating plate 52 and the filter plate 43 to rotate, the rotating plate 52 rotates on the surface of the fixed frame 51, after the rotating plate 52 is rotated to the appropriate angle, the inserting rod 54 is rotated to the inner wall of the fixed frame 51 and the rotating plate 52, then the other side of the filter plate 43 is cleaned, and the residues cleaned are dropped into the storage box 55, the whole device is arranged to conveniently clean the filter plate 43, so that the residues can be collected.

[0031] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0032] The basic principles, main features and advantages of the present application have been shown and described. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application, and various changes and improvements can be made to the present application without departing from the spirit and scope of the present application. These changes and improvements all fall within the scope of the claimed present application.

Claims

1. A nanofiltration membrane concentration device, comprising a concentration machine (1) and a filtering device (4), a liquid storage tank (2) is communicated with the side wall of the concentration machine (1), and a connecting pipe (3) is communicated with the upper surface of the liquid storage tank (2); characterized in that: The surface of the connecting pipe (3) is provided with a filtering device (4), the filtering device (4) comprises a box body (41), the side wall of the box body (41) is communicated with the side wall of the connecting pipe (3), a plurality of frames (42) are inserted in the inner wall of the box body (41), the inner surface of the frame (42) is fixedly connected with a filter plate (43), the upper surface of the frame (42) is fixedly connected with a sealing plate (44), and the sealing plate (44) is located directly above the box body (41).

2. The nanofiltration membrane concentration device according to claim 1, characterized in that: Both sides of the frame (42) are fixedly connected with a clamping strip (45), and the clamping strip (45) is inserted in the inner wall of the box body (41).

3. The nanofiltration membrane concentration device of claim 1, wherein: Both sides of the box body (41) are fixedly connected with a fixed block (46), and the surfaces of the two fixed blocks (46) are slidably connected with two limiting racks (47), and the limiting racks (47) are located on the surfaces of the sealing plates (44).

4. The nanofiltration membrane concentration device of claim 3, wherein: The side wall of the limiting rack (47) is fixedly connected with a magnetic strip (48), and the side wall of the magnetic strip (48) and the side wall of the sealing plate (44) are magnetically attracted to each other.

5. The nanofiltration membrane concentration device of claim 1, wherein: The bottom end of the sealing plate (44) is fixedly connected with a sealing ring (49), and the sealing ring (49) is located directly above the box body (41).

6. The nanofiltration membrane concentration device of claim 1, wherein: The side wall of the box body (41) is provided with a cleaning device (5), the cleaning device (5) comprises a fixed frame (51), the side wall of the fixed frame (51) is fixedly connected with the side wall of the box body (41), the surface of the fixed frame (51) is rotatably connected with a rotating plate (52), and the upper surface of the rotating plate (52) is fixedly connected with a storage plate (53).

7. A nanofiltration membrane concentration device according to claim 6, wherein: The inner walls of the fixed frame (51) and the rotating plate (52) are threadedly connected with a plug rod (54), the side wall of the box body (41) is fixedly connected with a storage box (55), and the storage box (55) is located directly below the rotating plate (52).

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