CN215352981U

CN215352981U - Hollow fiber ultrafiltration membrane cleaning device

Info

Publication number: CN215352981U
Application number: CN202120688747.6U
Authority: CN
Inventors: 唐宇攀; 魏晞; 宋岩伟; 鲍士彪
Original assignee: Xuzhou Yuhui Environmental Science And Technology Research Institute Co ltd
Current assignee: Xuzhou Yuhui Environmental Science And Technology Research Institute Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-12-31
Anticipated expiration: 2031-04-02

Abstract

The utility model discloses a hollow fiber ultrafiltration membrane cleaning device, which relates to the field of cleaning of hollow fiber ultrafiltration membranes and aims at solving the problems that an ultrafiltration membrane component is easy to fall off in the cleaning process, the cleaning is troublesome, the cleaning effect is influenced and the like. The utility model has simple structure and novel design, can prevent the ultrafiltration membrane component from falling off in the cleaning process, improves the cleaning effect of the ultrafiltration membrane, is convenient to use, has strong practicability and is suitable for wide popularization.

Description

Hollow fiber ultrafiltration membrane cleaning device

Technical Field

The utility model relates to the field of cleaning of hollow fiber ultrafiltration membranes, in particular to a cleaning device for a hollow fiber ultrafiltration membrane.

Background

The hollow fiber ultrafiltration membrane is one of the most mature and advanced ultrafiltration technologies, micropores are distributed on the wall of the hollow fiber, the pore diameter is larger than the molecular weight of trapped substances, the trapped molecular weight can reach thousands to hundreds of thousands, raw water flows at the outer side or the inner cavity of the hollow fiber under pressure to respectively form an external pressure type and an internal pressure type, ultrafiltration is a dynamic filtration process, the trapped substances can be discharged along with concentrated water, the surface of the membrane cannot be blocked, and the ultrafiltration membrane can continuously run for a long time, and is one of the earliest developed polymer separation membranes.

The existing hollow fiber ultrafiltration membrane is usually integrated with a membrane shell, a vertical installation mode is adopted, after sewage is filtered for a long time, a large amount of dirt blocks the hollow fiber ultrafiltration membrane, when the hollow fiber ultrafiltration membrane is washed, the whole body needs to be taken out for washing, and when the hollow fiber ultrafiltration membrane is washed, the hollow fiber ultrafiltration membrane needs to be fixed in a washing device for washing, the traditional washing device is only simply sleeved on a fixed column, once the device rotates, the membrane and the membrane shell can fall off possibly, the washing is troublesome, the washing effect is influenced, and therefore the hollow fiber ultrafiltration membrane device convenient to wash is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Objects of the utility model

In order to solve the technical problems in the background art, the utility model provides a hollow fiber ultrafiltration membrane cleaning device which can prevent an ultrafiltration membrane component from falling off in the cleaning process and improve the cleaning effect of an ultrafiltration membrane.

(II) technical scheme

The utility model provides a hollow fiber ultrafiltration membrane cleaning device, which comprises a cleaning base and an ultrafiltration membrane component, cleaning sleeve columns are arranged on both sides of the cleaning base, the ultrafiltration membrane component is sleeved on the cleaning sleeve columns, a first cavity is arranged in the cleaning base, a pressing component is also arranged on the cleaning base, the first cavity is internally provided with an extrusion assembly, the pressing assembly is used for pushing the extrusion assembly to move along the first cavity, a fixed component for fixing the ultrafiltration membrane component is arranged in the cleaning sleeve column, a pushing component for pushing the fixed component to fix the ultrafiltration membrane component is also arranged in the cleaning sleeve column, the extruding component is connected with the fixed component through the pushing component, when the pressing component pushes the extrusion component to move along the first cavity, the pushing component controls the fixing component to fix or unlock the ultrafiltration membrane component.

Furthermore, the pressing assembly comprises a pressing plate, a first movable rod and a first elastic piece, the first movable rod is connected with the pressing plate, one end, departing from the pressing plate, of the first movable rod extends into the first cavity, the first elastic piece is sleeved outside the first movable rod, and the first elastic piece is arranged between the extrusion plate and the inner wall of the first cavity.

Furthermore, the extrusion assembly comprises two first connecting rods and an extrusion block, one side of each first connecting rod, which is close to each other, is hinged to the first movable rod, one end of each extrusion block, which is far away from the first movable rod, is hinged to one end of each first connecting rod, and the extrusion block moves along the first cavity.

Further, the fixing assembly comprises a clamping block and a third elastic part, two through holes are formed in the cleaning sleeve column, the clamping block is arranged in the through holes, the third elastic part is connected with one side, close to the clamping block, of the clamping block, and the clamping block rotates to control the third elastic part to stretch.

Further, promote the subassembly including second connecting rod, third connecting rod, second movable rod, roll wheel and second elastic component, the one end that second connecting rod and third connecting rod deviate from each other is connected with the fixture block, the one end that second connecting rod and third connecting rod are close to each other is articulated, the second movable rod is connected with second connecting rod and the mutual articulated one end of third connecting rod, the one end that the second movable rod deviates from the second connecting rod extends to in the first cavity, roll the wheel and be connected with the one end that the second movable rod is located the cavity, the outside at the second movable rod is established to second elastic component cover, second elastic component is between roll wheel and first cavity inner wall.

Further, the ultrafiltration membrane component comprises an ultrafiltration membrane sleeve column, a second cavity, an ultrafiltration membrane cleaning plate and a clamping groove, the second cavity is formed inside the ultrafiltration membrane sleeve column, the clamping groove is located on two sides of the second cavity, and the clamping groove and the clamping block are clamped with each other so that the ultrafiltration membrane component is fixed on the cleaning sleeve column, and the ultrafiltration membrane cleaning plate is located outside the ultrafiltration membrane sleeve column and used for placing the hollow fiber ultrafiltration membrane.

Further, the cleaning sleeve column and the cleaning base are provided with a mounting plate therebetween, and the mounting plate is used for fixing the cleaning sleeve column.

Compared with the prior art, the technical scheme of the utility model has the following beneficial technical effects:

the device is through installation milipore filter subassembly, washing base, pressing means, extrusion subassembly, promotion subassembly, fixed subassembly and washing cover post isotructure, wherein can fix milipore filter subassembly on wasing the cover post through fixed subassembly, and then make things convenient for the staff to wash the hollow fiber milipore filter, and can control extrusion subassembly through pressing means and extrude pushing means, and then control fixed subassembly and fix or the unblock ultrafiltration membrane subassembly. The utility model has simple structure and novel design, can prevent the ultrafiltration membrane component from falling off in the cleaning process, improves the cleaning effect of the ultrafiltration membrane, is convenient to use, has strong practicability and is suitable for wide popularization.

Drawings

Fig. 1 is a schematic view of a fixed structure.

Fig. 2 is a schematic view of an unlocking structure.

FIG. 3 is a schematic structural diagram of an ultrafiltration membrane module.

Fig. 4 is a partially enlarged structural diagram of a portion a in fig. 1.

Fig. 5 is a partially enlarged structural diagram of part B in fig. 1.

Reference numerals: 1. cleaning the base; 11. a first cavity; 2. a pressing plate; 21. a first movable bar; 22. a first connecting rod; 23. extruding the block; 24. a first elastic member; 3. cleaning the sleeve column; 31. a clamping block; 32. a second connecting rod; 33. a second movable bar; 34. a rolling wheel; 35. a second elastic member; 36. a third elastic member; 37. a third connecting rod; 4. sleeving a column with an ultrafiltration membrane; 41. a second cavity; 42. cleaning the plate by using an ultrafiltration membrane; 43. a clamping groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-5, the hollow fiber ultrafiltration membrane cleaning device provided by the utility model comprises a cleaning base 1 and an ultrafiltration membrane component, wherein cleaning sleeve columns 3 are respectively arranged at two sides of the cleaning base 1, the ultrafiltration membrane component is sleeved on the cleaning sleeve columns 3, a first cavity 11 is arranged in the cleaning base 1, a pressing component is also arranged on the cleaning base 1, an extrusion component is arranged in the first cavity 11 and used for pushing the extrusion component to move along the first cavity 11, a fixing component used for fixing the ultrafiltration membrane component is arranged in the cleaning sleeve column 3, a pushing component used for pushing the fixing component to fix the ultrafiltration membrane component is also arranged in the cleaning sleeve column 3, the extrusion component is connected with the fixing component through the pushing component, so that when the pressing component pushes the extruding component to move along the first cavity 11, the pushing component controls the fixing component to fix or unlock the ultrafiltration membrane component.

The pressing assembly comprises a pressing plate 2, a first movable rod 21 and a first elastic part 24, the first movable rod 21 is connected with the pressing plate 2, one end of the first movable rod 21, which is far away from the pressing plate 2, extends into the first cavity 11, the first elastic part 24 is sleeved outside the first movable rod 21, the first elastic part 24 is arranged between the extrusion plate and the inner wall of the first cavity 11, the pressing assembly comprises two first connecting rods 22 and an extrusion block 23, one sides, which are close to each other, of the first connecting rods 22 are hinged to the first movable rod 21, the extrusion block 23 is hinged to one end, which is far away from the first movable rod 21, of the first connecting rods 22, the extrusion block 23 moves along the first cavity 11, and the first connecting rods 22, the extrusion block 23 and the first movable rod 21 are hinged so that the first connecting rods 22 do plane swinging in the first cavity 11;

the fixing component comprises a clamping block 31 and a third elastic member 36, two through holes are formed in the cleaning sleeve column 3, the clamping block 31 is arranged in the through holes, the third elastic member 36 is connected with one side, close to the clamping block 31, of the clamping block 31, the clamping block 31 can control the third elastic member 36 to stretch and retract in a rotating mode, the pushing component comprises a second connecting rod 32, a third connecting rod 37, a second movable rod 33, a rolling wheel 34 and a second elastic member 35, one end, away from the clamping block 31, of the second connecting rod 32 and one end, close to the third connecting rod 37, of the second connecting rod 32 is hinged with one end, away from the second connecting rod 32, of the second movable rod 33, one end, away from the second connecting rod 32, of the second movable rod 33 extends into the first cavity 11, one end, located in the cavity, of the rolling wheel 34 and the second movable rod 33 is connected, the second elastic member 35 is sleeved outside the second movable rod 33, the second elastic element 35 is arranged between the rolling wheel 34 and the inner wall of the first cavity 11, the fixture block 31 is rotatably connected with the inner wall of the through hole, the fixture block 31 is positioned outside the through hole in an unstressed state, and the fixture block 31 is hinged with the second connecting rod 32 and the third connecting rod 37, so that the second connecting rod 32 and the third connecting rod 37 can move to drive the fixture block 31 to move into the through hole;

the ultrafiltration membrane component comprises an ultrafiltration membrane sleeve column 4, a second cavity 41, an ultrafiltration membrane cleaning plate 42 and a clamping groove 43, the second cavity 41 is formed inside the ultrafiltration membrane sleeve column 4, the clamping groove 43 is located on two sides of the second cavity 41, the clamping groove 43 is clamped with the clamping block 31, so that the ultrafiltration membrane component is fixed on the cleaning sleeve column 3, the ultrafiltration membrane cleaning plate 42 is located outside the ultrafiltration membrane sleeve column 4 and used for placing a hollow fiber ultrafiltration membrane, a mounting plate is further arranged between the cleaning sleeve column 3 and the cleaning base 1 and used for fixing the cleaning sleeve column 3, and the first elastic part 24, the second elastic part 35 and the third elastic part 36 are all springs.

The working principle is as follows: firstly, a hollow fiber ultrafiltration membrane is placed between an ultrafiltration membrane cleaning plate 42 and an ultrafiltration membrane sleeve column 4 to form an ultrafiltration membrane component, then the ultrafiltration membrane component is placed on a cleaning sleeve column 3, when the ultrafiltration membrane component moves downwards on the cleaning sleeve column 3, the ultrafiltration membrane component can extrude the fixture block 31, further the fixture block 31 rotates in a through hole, further the third elastic member 36 is extruded, the third elastic member 36 generates elastic potential energy, when the ultrafiltration membrane component moves downwards to the lowest point, the fixture block 31 can move the fixture block 31 into the clamping groove 43 under the elastic action of the third elastic member 36, further the fixture block 31 and the clamping groove 43 are mutually clamped, the ultrafiltration membrane component is prevented from falling off in the cleaning process, when the hollow fiber ultrafiltration membrane is cleaned, the pressing plate 2 is downwards extruded, the pressing plate 2 is downwards stressed to drive the first movable rod 21 to move downwards, further can drive first connecting rod 22 and take place the motion in first cavity 11, thereby can drive extrusion piece 23 and move to both sides, extrude rolling wheel 34, rolling wheel 34 receives the extrusion and can the upward movement, further can drive second connecting rod 32 and third connecting rod 37 through second movable rod 33 and take place the motion, second connecting rod 32 and third connecting rod 37 move further can make fixture block 31 rotate to the centre, and then make fixture block 31 and draw-in groove 43 alternate segregation, this is upwards pulling ultrafiltration membrane subassembly, can make ultrafiltration membrane subassembly break away from and wash housing 3, thereby accomplish the washing to hollow fiber ultrafiltration membrane.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a hollow fiber milipore filter belt cleaning device, is including wasing base (1) and milipore filter subassembly, its characterized in that, it all is provided with washing socle (3) to wash base (1) both sides, milipore filter subassembly cover is located and is washd socle (3), it has first cavity (11) to wash to open in base (1), still be provided with on wasing base (1) and press the subassembly, be provided with extrusion component in first cavity (11), press the subassembly and be used for promoting extrusion component and remove along first cavity (11), be provided with the fixed subassembly that is used for fixed membrane subassembly ultrafiltration in wasing socle (3), still be provided with the promotion subassembly that is used for promoting the fixed milipore filter subassembly of fixed subassembly in wasing socle (3), be connected through promotion subassembly between extrusion subassembly and the fixed subassembly, so that when pressing the subassembly and promoting extrusion component and remove along first cavity (11), the pushing assembly controls the fixing assembly to fix or unlock the ultrafiltration membrane assembly.

2. The hollow fiber ultrafiltration membrane cleaning device according to claim 1, wherein the pressing assembly comprises a pressing plate (2), a first movable rod (21) and a first elastic member (24), the first movable rod (21) is connected with the pressing plate (2), one end of the first movable rod (21) departing from the pressing plate (2) extends into the first cavity (11), the first elastic member (24) is sleeved outside the first movable rod (21), and the first elastic member (24) is arranged between the pressing plate and the inner wall of the first cavity (11).

3. The hollow fiber ultrafiltration membrane cleaning device according to claim 2, wherein the squeezing assembly comprises two first connecting rods (22) and a squeezing block (23), one side of the first connecting rods (22) close to each other is hinged with the first movable rod (21), the squeezing block (23) is hinged with one end of the first connecting rods (22) away from the first movable rod (21), and the squeezing block (23) moves along the first cavity (11).

4. The hollow fiber ultrafiltration membrane cleaning device according to claim 3, wherein the fixing assembly comprises a fixture block (31) and a third elastic member (36), two through holes are formed in the cleaning sleeve column (3), the fixture block (31) is arranged in the through holes, the third elastic member (36) is connected with one side, close to the fixture block (31), of the fixture block (31), and the fixture block (31) can be rotated to control the third elastic member (36) to stretch and retract.

5. The hollow fiber ultrafiltration membrane cleaning device according to claim 4, wherein the pushing assembly comprises a second connecting rod (32), a third connecting rod (37), a second movable rod (33), a rolling wheel (34) and a second elastic member (35), one end of the second connecting rod (32) and one end of the third connecting rod (37) which are away from each other are connected with the clamping block (31), one end of the second connecting rod (32) and one end of the third connecting rod (37) which are close to each other are hinged, the second movable rod (33) is connected with one end of the second connecting rod (32) and one end of the third connecting rod (37) which are hinged to each other, one end of the second movable rod (33) which is away from the second connecting rod (32) extends into the first cavity (11), the rolling wheel (34) is connected with one end of the second movable rod (33) which is located in the cavity, and the second elastic member (35) is sleeved outside the second movable rod (33), the second elastic member (35) is arranged between the rolling wheel (34) and the inner wall of the first cavity (11).

6. The hollow fiber ultrafiltration membrane cleaning device according to claim 1, wherein the ultrafiltration membrane module comprises an ultrafiltration membrane sleeve column (4), a second cavity (41), an ultrafiltration membrane cleaning plate (42) and clamping grooves (43), the second cavity (41) is formed inside the ultrafiltration membrane sleeve column (4), the clamping grooves (43) are located on two sides of the second cavity (41), the clamping grooves (43) and the clamping blocks (31) are clamped with each other, so that the ultrafiltration membrane module is fixed on the cleaning sleeve column (3), and the ultrafiltration membrane cleaning plate (42) is located outside the ultrafiltration membrane sleeve column (4) and used for placing the hollow fiber ultrafiltration membrane.

7. The hollow fiber ultrafiltration membrane cleaning device according to claim 1, wherein a mounting plate is further arranged between the cleaning sleeve column (3) and the cleaning base (1), and the mounting plate is used for fixing the cleaning sleeve column (3).