CN210544403U

CN210544403U - Novel dynamic membrane filtration system

Info

Publication number: CN210544403U
Application number: CN201920956255.3U
Authority: CN
Inventors: 贺永安; 崔鹏; 彭斌
Original assignee: Feature Tech Wuxi Filtration Technology Co ltd
Current assignee: Feature Tech Wuxi Filtration Technology Co ltd
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-05-19
Anticipated expiration: 2029-06-25

Abstract

The utility model provides a novel dynamic membrane filtration system, including the pressure vessel who is equipped with the scum hole, be located the distributing device of pressure vessel, a plurality of filter element, the space ring that are located the distributing device, the rotatory main shaft of first cavity, the first motor of the rotatory main shaft of drive first cavity, the rotatory main shaft of second cavity, the second motor of the rotatory main shaft of drive second cavity, the feed mechanism who is connected with the rotatory main shaft of first cavity, the discharge mechanism who is connected with the rotatory main shaft of second cavity. The system is provided with two groups of hollow rotating main shafts, so that the filter element and the distributing device can rotate simultaneously, and the turbulence effect of the distributing device on liquid on the outer surface of the filter element is improved. This system distributing device and filter element drive respectively, can realize synchronous or asynchronous motion according to different filter media, improve filtration efficiency, extension filter element life, the distributing device can rotate for the cloth is more even, and the vortex effect is better.

Description

Novel dynamic membrane filtration system

Technical Field

The utility model relates to a membrane filtration technology field especially relates to a novel dynamic membrane filtration system.

Background

The industries of food, medicine, new energy and the like all relate to filtration and separation treatment in the production process, and filtration, separation or concentration treatment are needed in the processes of wine filtration, traditional Chinese medicine purification, beverage concentration, fermentation filtration, lithium battery slag recovery and the like. At present, organic membrane materials are commonly used in industry for filtration and separation treatment, but the commonly used organic membrane components are basically filtered and separated at normal temperature and cannot be used at high temperature for a long time. In the actual process, the temperature needs to be reduced, filtered and separated, and then the subsequent process is carried out at the increased temperature, so that the energy consumption is increased. In addition, the general filtering and separating device only obtains products on the permeation side, and the filtering and separating device which has high concentration multiple and is not easy to cause the pollution of the filtering element is not provided for the products on the side needing concentration.

Ceramic membrane has good mechanical properties and corrosion resistance, but the tubular ceramic membrane subassembly filtering area who uses at present is limited, the flux is very little, be difficult to adapt to the requirement of large-traffic trades such as milk, sugar, in order to improve the flux, expand the application prospect of ceramic membrane, chinese utility model patent with grant publication number CN208906018U discloses a rotation type ceramic membrane filters separator has proposed a rotation type ceramic membrane filters separator among the rotation type ceramic membrane filters separator, ceramic membrane can rotary motion under the operating mode among the device, reduce ceramic membrane pollution, the life of ceramic membrane can be prolonged, but the distributing device of the device is fixed on the pressure vessel base, only ceramic membrane can rotate, time at any time prolongs, the liquid in the pressure vessel forms laminar flow easily, filtration efficiency reduces, ceramic membrane flux reduces. In addition, because the power of the speed reducing motor is limited, the rotating speed of the ceramic membrane can only be adjusted within a certain range, and the speed can not be adjusted within a wider range.

In view of the above, there is a need for an improved rotary ceramic membrane filtration separation device in the prior art to solve the above problems.

Disclosure of Invention

An object of the utility model is to disclose a novel dynamic membrane filtration system, this filtration system not only can realize filtering, separating action, can also satisfy the concentrated requirement of product. This filtration system adopts distributing device and filter element drive form respectively, can realize different rotation modes according to different filter media, improves filtration efficiency, increase of service life.

In order to achieve the above object, the present invention provides a novel dynamic membrane filtration system, which comprises a pressure vessel provided with a slag discharge port, a material distribution device arranged in the pressure vessel, a plurality of filter elements and space rings arranged in the material distribution device, a first hollow rotating main shaft, a first motor driving the first hollow rotating main shaft, a second motor driving the second hollow rotating main shaft, a feeding mechanism connected with the first hollow rotating main shaft, and a discharging mechanism connected with the second hollow rotating main shaft;

the bottom end of the first hollow rotating main shaft extends into the material distribution device, the top end of the second hollow rotating main shaft extends into the material distribution device, and the filtering elements and the space rings are alternately sleeved on the second hollow rotating main shaft at intervals.

In some embodiments, the distributing device comprises a supporting seat and a plurality of turbulence rods connected with the supporting seat; the supporting seat is provided with a through hole, and the bottom end of the first hollow rotating main shaft is inserted into the through hole.

In some embodiments, the spoiler bar comprises a hollow shaft, a plurality of hollow spoiler bars attached to the hollow shaft; the hollow turbulence rods are provided with a plurality of micropores, and the edges of the filtering elements extend into the space between the adjacent hollow turbulence rods.

In some embodiments, an annular stiffener attached to the hollow shaft is also included.

In some embodiments, the hollow shaft is provided with a threaded hole, and the annular reinforcing rib is connected in the threaded hole through a screw.

In some embodiments, the feed mechanism comprises a bearing housing, a bearing cooperating with the bearing housing, a feed tube in communication with the bearing housing; the bearing cooperates with the first cavity rotating main shaft, the bearing frame is formed with airtight cavity, inlet pipe and airtight cavity intercommunication, the feed port has been seted up on the first cavity rotating main shaft, feed port and airtight cavity intercommunication, the bearing frame both ends all are equipped with the bearing.

In some embodiments, the tapping mechanism comprises a bearing housing, a bearing cooperating with the bearing housing, a tapping pipe communicating with the bearing housing; the bearing is matched with the second hollow rotating main shaft, the bearing seat is provided with a closed cavity, the discharge pipe is communicated with the closed cavity, the second hollow rotating main shaft is provided with a discharge hole, the discharge hole is communicated with the closed cavity, and the two ends of the bearing seat are respectively provided with the bearing.

Compared with the prior art, the beneficial effects of the utility model are that: (1) the distributing device and the filtering element are respectively driven, so that synchronous or asynchronous movement can be realized according to different filtering media, the filtering efficiency is improved, and the service life of the filtering element is prolonged; (2) the material distributing device can rotate, so that the material is distributed more uniformly, and meanwhile, the turbulent flow effect is improved; (3) the filter system is convenient to disassemble and small in occupied area.

Drawings

Fig. 1 is a schematic structural view of the novel dynamic membrane filtration system of the present invention;

fig. 2 is a schematic structural view of the distributor of the present invention;

FIG. 3 is a schematic view of the spoiler bar according to the present invention;

FIG. 4 is a schematic view of a filter element according to the present invention;

fig. 5 is a schematic structural view of the feeding mechanism of the present invention;

fig. 6 is a schematic structural view of the discharging mechanism of the present invention.

Description of reference numerals: 1. a pressure vessel; 2. a feeding mechanism; 21. a feed pipe; 22. a bearing seat; 23. a bearing; 3. a first hollow rotating spindle; 31. a feed port; 32. a first round hole; 4. a first motor; 5. a material distribution device; 51. a supporting seat; 52. a spoiler bar; 521. a hollow shaft; 522. a hollow spoiler bar; 523. micropores; 524. a threaded hole; 53. an annular reinforcing rib; 54. a nut; 55. a screw; 6. a discharging mechanism; 61. a discharge pipe; 62. a bearing seat; 63. a bearing; 7. a second hollow rotating spindle; 71. a discharge hole; 72. a second round hole; 8. a second motor; 9. a space ring; 10. a filter element; 101. a runner port; 11. a slag discharge port; 12. a disc; 13. a return port.

Detailed Description

The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that the functions, methods, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.

Examples

The novel dynamic membrane filtration system shown in fig. 1-6 comprises a pressure vessel 1 provided with a slag discharge port 11, a material distribution device 5 arranged in the pressure vessel 1, a plurality of filter elements 10 and a space ring 9 arranged in the material distribution device 5, a first hollow rotary spindle 3, a first motor 4 for driving the first hollow rotary spindle 3, a second hollow rotary spindle 7, a second motor 8 for driving the second hollow rotary spindle 7, a feeding mechanism 2 connected with the first hollow rotary spindle 3, and a discharging mechanism 6 connected with the second hollow rotary spindle 7;

the bottom end of the first hollow rotating main shaft 3 extends into the distributing device 5, the top end of the second hollow rotating main shaft 7 extends into the distributing device 5, a disc 12 is further arranged on the second hollow rotating main shaft 7, and the size of the disc 12 is matched with that of the filtering element 10 and the space ring 9, so that the filtering element 10 and the space ring 9 can be placed on the disc and can be fixed. The filter elements 10 and the space rings 9 are alternately sleeved on the second hollow rotating main shaft 7 at intervals and are placed on the disc 12, and the filter elements 10 and the space rings 9 are fixed on the disc 12 through bolts so as to ensure that the filter elements 10 and the space rings 9 can rotate together with the disc 12. The center of the filter element 10 is provided with a through hole, the side surface of the through hole is provided with a channel opening 101, and the channel opening 101 corresponds to the circular hole II 72 on the second hollow rotating main shaft 7 so as to ensure that the filtered liquid enters the second hollow rotating main shaft 7. The spacer 9 tightly clamps and fixes the filter element 10 on the second hollow rotary main shaft 7 by bolts, and rotates together with the second hollow rotary main shaft 7.

The distributing device 5 comprises a supporting seat 51 and a plurality of turbulence rods 52 connected with the supporting seat 51, wherein the supporting seat 51 and the turbulence rods 52 are both of hollow structures. The supporting seat 51 is provided with a through hole, the bottom end of the first hollow rotating main shaft 3 is inserted into the through hole, the side surface of the bottom end of the first hollow rotating main shaft 3 is provided with a first round hole 32, the first round hole 32 is communicated with the supporting seat 51, and liquid entering the hollow rotating main shaft 3 can flow into the distributing device 5 from the first round hole 32.

The support seat 51 is provided with a nut 54, and the spoiler rod 52 and the support seat 51 can be fixedly connected through the nut 54. The spoiler 52 includes a hollow shaft 521, and a plurality of hollow spoiler bars 522 attached to the hollow shaft 521. The hollow turbulent flow rod 522 is provided with a plurality of micropores 523, and liquid entering the distributing device 5 is distributed through the micropores 523 and sent to the outer surface of the filter element 10. The edges of the filter element 10 extend between adjacent hollow turbulators 522. The system also includes a reinforcing bar attached to the hollow shaft 521, with the preferred embodiment being an annular reinforcing bar 53. The hollow shaft 521 is provided with a threaded hole 524, and the annular reinforcing rib 53 is connected to the threaded hole 524 by a screw 55.

The feeding mechanism 2 comprises a bearing seat 22, a bearing 23 matched with the bearing seat 22, and a feeding pipe 21 communicated with the bearing seat 22; bearing 23 and the cooperation of first cavity rotating main shaft 3, bearing frame 22 is formed with airtight cavity, inlet pipe 21 and airtight cavity intercommunication, feed port 31 has been seted up on the first cavity rotating main shaft 3, feed port 31 and airtight cavity intercommunication, bearing frame 22 both ends all are equipped with bearing 23.

The discharging mechanism 6 comprises a bearing block 62, a bearing 63 matched with the bearing block 62 and a discharging pipe 61 communicated with the bearing block 62; the bearing 63 is matched with the second hollow rotating main shaft 7, the bearing seat 62 is provided with a closed cavity, the discharge pipe 61 is communicated with the closed cavity, the second hollow rotating main shaft 7 is provided with a discharge hole 71, the discharge hole 71 is communicated with the closed cavity, and the two ends of the bearing seat 62 are respectively provided with the bearing 63. The feeding mechanism 2 and the discharging mechanism 6 of the system are both fixedly connected to the pressure vessel 1.

When the dynamic membrane filtration system works, raw material liquid enters the pressure container 1 through the feeding mechanism 2, after the pressure container 1 is filled with liquid, redundant raw material liquid flows back to the raw material box through the backflow port 13 and always keeps the pressure container 1 filled with liquid, and certain pressure is kept. The second motor 8 is started, the filter element 10 rotates along with the second hollow rotating main shaft 7, the raw material liquid forms shearing force on the surface of the filter element 10, penetrating liquid enters the inside of the filter element 10 due to cross flow filtration and is discharged into a penetrating liquid storage box through the discharging mechanism 6, and the intercepted concentrated liquid is left outside the filter element 10. Also can start first motor 4 according to the filter medium kind, drive distributing device 5 and rotate together, realize even cloth. After the filtration separation process is completed, the concentrated solution in the pressure vessel 1 is discharged through the slag discharge port 11.

The pressure container 1 is also provided with a pressure gauge and a thermometer, so that the working process is ensured to be carried out under the conditions of proper temperature and pressure. The first motor 4 and the second motor 8 are controlled by the frequency conversion of the electric appliance control cabinet to realize different rotating speeds and rotating directions, so that the filter element 10 and the distributing device 5 rotate in the same direction or in opposite directions, or only the filter element 10 rotates or the distributing device 5 rotates and other various rotating modes are met. Different fluid forms can be formed on the surface of the filter element 10, and filtration, separation and concentration treatment under different conditions can be realized. The hollow spoiler 522 may have a rhombus shape, a spiral shape, or the like, and the rhombus shape is preferred in this embodiment, and the thickness of the hollow spoiler 522 is 6mm to 12mm, so that the hollow spoiler is not in contact with the filter element 10 during rotation. When the system is used for filtering and separating, the system can be used for constant pressure filtration or constant flow filtration. Constant pressure filtration is performed by keeping the pressure in the pressure vessel 1 constant and performing filtration and separation under a constant pressure. Constant pressure filtration can keep the filter element 10 evenly stressed, not only can realize high-efficiency cross flow filtration, but also can keep the structure of the filter element 10 from being damaged, and prolong the service life.

The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A novel dynamic membrane filtration system is characterized by comprising a pressure vessel provided with a slag discharge port, a material distribution device positioned in the pressure vessel, a plurality of filter elements and space rings positioned in the material distribution device, a first hollow rotating main shaft, a first motor for driving the first hollow rotating main shaft, a second motor for driving the second hollow rotating main shaft, a feeding mechanism connected with the first hollow rotating main shaft, and a discharging mechanism connected with the second hollow rotating main shaft;

2. The novel dynamic membrane filtration system as claimed in claim 1, wherein the distribution device comprises a support base, a plurality of turbulence bars connected to the support base; the supporting seat is provided with a through hole, and the bottom end of the first hollow rotating main shaft is inserted into the through hole.

3. The novel dynamic membrane filtration system of claim 2, wherein the turbulator bar comprises a hollow shaft, a plurality of hollow turbulator bars attached to the hollow shaft; the hollow turbulence rods are provided with a plurality of micropores, and the edges of the filtering elements extend into the space between the adjacent hollow turbulence rods.

4. The novel dynamic membrane filtration system of claim 3, further comprising an annular reinforcing rib attached to the hollow shaft.

5. The novel dynamic membrane filtration system as claimed in claim 4, wherein the hollow shaft is provided with a threaded hole, and the annular reinforcing rib is screwed into the threaded hole.

6. The novel dynamic membrane filtration system of claim 1, wherein the feed mechanism comprises a bearing housing, a bearing engaged with the bearing housing, a feed tube in communication with the bearing housing; the bearing cooperates with the first cavity rotating main shaft, the bearing frame is formed with airtight cavity, inlet pipe and airtight cavity intercommunication, the feed port has been seted up on the first cavity rotating main shaft, feed port and airtight cavity intercommunication, the bearing frame both ends all are equipped with the bearing.

7. The novel dynamic membrane filtration system of claim 1, wherein the discharge mechanism comprises a bearing housing, a bearing fitted to the bearing housing, a discharge tube in communication with the bearing housing; the bearing is matched with the second hollow rotating main shaft, the bearing seat is provided with a closed cavity, the discharge pipe is communicated with the closed cavity, the second hollow rotating main shaft is provided with a discharge hole, the discharge hole is communicated with the closed cavity, and the two ends of the bearing seat are respectively provided with the bearing.