CN209287056U - A kind of plate film assembly of the multilayered structure for immersion type membrane separator - Google Patents

Abstract

The utility model discloses a kind of plate film assemblies of multilayered structure for immersion type membrane separator, including filter plate, with fixed frame and the supporting network being connected to inside fixed frame, sponge plate, it is mounted at least outer interior any side of the supporting network and is located inside fixed frame, filter membrane, it is arranged at least outer interior any one side of filter plate, the peripheral part of the filter membrane and fixed frame is tightly connected, wherein, at least provided with a faucet on fixed frame, it is connected to inside the faucet and fixed frame, it is output to outside plate film assembly for collecting the permeate flowed in sponge plate and will transmit through liquid.The plate film assembly of the utility model passes through setting sponge plate, filter membrane can be supported, so that filter membrane surface is kept smooth, while sponge plate has large number of orifices, it can quickly be flowed in sponge plate by the filtered permeate of filter membrane, improve the filter efficiency of membrane filter.

Description

A kind of plate film assembly of the multilayered structure for immersion type membrane separator

Technical field

The utility model relates to the solid-liquid separating equipments of activated sludge etc., and in particular to one kind is for submerged membrane separation dress The plate film assembly for the multilayered structure set.

Background technique

In the past, in the processing of such as film separated activated sludge, in the reactive tank for carrying out active sludge treatment to sewage etc. Equipped with immersion type membrane separator.In the membrane separation device, the inside of shell is filled at predetermined intervals arranged in parallelly outside the main body It is filled with the membrane filter of multiple organic flat membranous types, which is also referred to as plate film assembly.

Membrane filter usually has the filter membrane of filter plate and the outer interior two sides setting in filter plate.It is formed on the outer interior two sides of filter plate There is flow passage groove, is flowed in flow passage groove through the permeate of filter membrane.Moreover, a position of the upper end in a side of filter plate It sets, is provided with and collects the permeate in flow passage groove and the external permeate outlet taken out to membrane filter.

By suction pump, in the inside of membrane filter, effect has suction pressure as a result, thus, to act between the film of filter membrane Pressure difference is driving pressure, by mixed liquor (liquid to be treated) in filter membrane lautertuns, passes through flow passage groove through the permeate of filter membrane Permeate outlet is flowed to, is discharged from permeate outlet by collector.

However, part of two faces of existing filter plate in addition to flow passage groove is smooth flat, and when membrane filter work, mistake Filter membrane is fitted on the surface of filter plate, is smooth flat by the surface being bonded, and filter membrane is bonded with plane is bonded, may will affect The filter effect of membrane filter.

Simultaneously as suction pump suction pressure is larger, gap is larger between the flow passage groove of existing membrane filter, works as suction pump When pressure is larger, biggish pressure difference can be generated outside flow passage groove and membrane filter, makes filter membrane that can be recessed inwardly, with flow passage groove Boundary is bonded and tightens, and is easy to cause filter membrane excessive damage.

Utility model content

The purpose of this utility model is to provide a kind of plate membrane groups of multilayered structure for immersion type membrane separator Part, to avoid filter membrane excessive damage.

The utility model proposes a kind of multilayered structure for immersion type membrane separator plate film assembly, including filter Plate, with fixed frame and the supporting network being connected to inside fixed frame, sponge plate is mounted on at least outer interior of the supporting network Any side is simultaneously located inside fixed frame, filter membrane, is arranged at least outer interior any one side of filter plate, the filter membrane Be tightly connected with the peripheral part of fixed frame, wherein at least provided with a faucet on fixed frame, the faucet with Connection, is output to outside plate film assembly for collecting the permeate flowed in sponge plate and will transmit through liquid inside fixed frame.

Further, the supporting network includes the dowel of several arrangements that are interweaved, the dowel interconnected Gap portion form mesh, the junctions of several dowels interconnected has connectivity slot, the connectivity slot and phase Adjacent mesh connection.

Further, it is interweaved the dowel of arrangement and the mesh forms grid-like quartet continuous pattern.

Further, there is collecting tank at least outer interior any one side of the supporting network, the collecting tank is along support Net surrounding annular spread, and the collecting tank is connected to faucet.

Further, there is two layers of supporting network, two layers of supporting network is in the filter plate thickness side on the filter plate Superposition upwards, and the arrangement that misplaces on the length or width direction of the filter plate.

Compared with prior art, the utility model has the beneficial effects that

1, on the one hand the plate film assembly of the utility model can be used for supporting filter membrane, be made by setting sponge plate Filter membrane surface keeps smooth, prevents filter membrane discontinuity and generates rupture.

2, on the one hand the plate film assembly of the utility model is used to support sponge plate, prevents sponge by setting supporting network Plate significantly moves on filter plate, and on the other hand, supporting network can make the sponge plate positioned at its two sides keep connection, increases and penetrates The flowing velocity of permeate in the mobility and adjoining cells of liquid, in addition, being used compared with solid filter plate using the filter plate of supporting network Material is reduced, save the cost.

Other than objects, features and advantages described above, there are also other purposes, feature and excellent for the utility model Point.Below with reference to figure, the utility model is described in further detail.

Detailed description of the invention

The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model. In the accompanying drawings:

Fig. 1 is the main view of the plate film assembly of the multilayered structure for immersion type membrane separator of the utility model；

Fig. 2 is the lateral signal of the plate film assembly of the multilayered structure for immersion type membrane separator of the utility model Figure；

Fig. 3 is supporting network in the plate film assembly of the multilayered structure for immersion type membrane separator of the utility model Partial enlarged view；And

Fig. 4 is the plate membrane group in another embodiment of the utility model for the multilayered structure of immersion type membrane separator The main view of part.

Description of symbols

100, filter plate；200, filter membrane；

300, sponge plate；10, supporting network；

11, collecting tank；12, mesh；

13, connectivity slot；14, dowel；

20, fixed frame；30, faucet.

Specific embodiment

It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.

Fig. 1-4 shows some embodiments according to the present utility model.

As shown in Figure 1, a kind of plate film assembly of the multilayered structure for immersion type membrane separator, comprising: filter plate 100, filter membrane 200 and sponge plate 300.

Specifically, as shown in Figure 1, 2,100 rectangular shaped of filter plate (an example in length different shape in length and breadth), tool The supporting network 10 for having fixed frame 20 and being connected to inside fixed frame 20, the supporting network 10 are located at 100 thickness direction of filter plate On middle part, sponge plate 300 is installed respectively in 10 two sides of supporting network, sponge plate 300 outside be arranged filter membrane 200, The peripheral part of filter membrane 200 on fixed frame 20, makes filter plate 100 form an envelope by welding or gluing Space is closed, sponge plate 300 is fully located in enclosure space.

Wherein, the ratio of the overall thickness of the sponge plate 300 and 100 thickness of filter plate is 2:7~5:7, the sponge plate 300 Using polyester mesh sponge, polyester mesh sponge not only has the advantages that general mesh sponge, but also has color change micro- Small, percent opening is high, good permeability, water-fast, oil resistant, it is ageing-resistant, compression strength is high the features such as, can satisfy in this plate film assembly It is ageing-resistant to sponge plate, percent opening is high, the performance of good permeability needs.

In the present embodiment, on the one hand sponge plate 300 can be used for supporting filter membrane 200, make 200 surface of filter membrane It keeps smooth, prevents 200 discontinuity of filter membrane and generate rupture, another aspect sponge plate 300 has large number of orifices, passes through The filtered permeate of filter membrane 200 can flow in sponge plate 300.

Wherein, the supporting network 10 is integrally formed with fixed frame 20, can also be used separately formed, is then connected by buckle The mode for connecing or welding is fixed, and 10 one side of supporting network is used to support sponge plate 300, prevents sponge plate 300 and filter membrane 200 The Large Amplitude Motion on filter plate thickness direction, and then filter membrane 200 is avoided to fall off from filter plate 100, on the other hand, supporting network 10 The sponge plate 300 positioned at its two sides can be made to keep connection, increase the mobility of permeate in sponge plate 300.

As shown in Figure 1, 2, a side of the width direction of filter plate 100 is provided with collection permeate and is drawn off film Several faucets 30 (be in Fig. 1 up and down two) of the outside of filter core are connected to inside the faucet 30 and fixed frame 20, out Collector pipe connection on the outside and membrane separation device of water nozzle 30, then collector pipe is connect with suction pump, which is used for The inside of membrane filter generates the attraction for attracting permeate, so as to which filtered permeate concentration is transported to plate Outside membrane module.

In one embodiment, as shown in Figure 1,3, supporting network 10 includes the dowel 14 of several arrangements that are interweaved, mutually The gap portion of the dowel 14 of connection forms mesh 12, the dowel 14 for the arrangement that is interweaved and the mesh 12 formation Grid-like quartet continuous pattern.

Wherein, the junction of several dowels 14 interconnected has connectivity slot 13, and the connectivity slot 13 can be set On outer interior any one side of supporting network 10, the middle part on supporting network thickness direction, the connectivity slot 13 can also be set It is connected to adjacent mesh 12, the flowing velocity of permeate in adjoining cells 12 can be accelerated, and then sponge plate 300 can be accelerated Interior permeate flow to the speed of faucet 30, enhances the filter efficiency of plate film assembly.

In one embodiment, there is collecting tank 11, the liquid collecting at least outer interior any one side of the supporting network 10 Slot 11 is connected to along 10 surrounding annular spread of supporting network with faucet 30, facilitate permeate in sponge plate 300 and mesh 12 to Collecting tank flowing, flow to faucet 30 using collecting tank.

In one embodiment, as shown in figure 4, the filter plate 100 has, there are two supporting networks, and two supporting networks are in filter plate thickness It is superimposed on direction, and the mesh on the mesh 12 on the supporting network 10 on upper layer and the supporting network 10 of lower layer misplaces and arranges, so that on Mesh on lower two layers of supporting network is interconnected, to increase the gap between two pieces of sponge plates, provides flowing for permeate Channel, and then the speed that permeate in sponge plate flow to faucet 30 can be accelerated, improve the filter efficiency of plate film assembly.

In one embodiment, the pattern that is formed with the mesh 12 of the dowel 14 of arrangement of being interweaved can also be Other shapes, for example, by using the combination of one of equilateral triangle, rectangle, isosceles trapezoid, regular hexagon or its figure.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (5)

1. a kind of plate film assembly of the multilayered structure for immersion type membrane separator characterized by comprising

Filter plate (100) with fixed frame (20) and is connected to the internal supporting network (10) of fixed frame (20),

Sponge plate (300) is mounted at least outer interior any side of the supporting network (10) and is located at fixed frame (20) inside,

Filter membrane (200) is arranged at least outer interior any one side of filter plate (100), the filter membrane (200) and fixed frame The peripheral part of frame (20) is tightly connected,

Wherein, at least provided with a faucet (30), the faucet (30) and fixed frame on fixed frame (20) (20) internal connection is output to outside plate film assembly for collecting the permeate flowed in sponge plate (300) and will transmit through liquid.

2. the plate film assembly of the multilayered structure according to claim 1 for immersion type membrane separator, feature exist In the supporting network (10) includes the dowel (14) of several arrangements that are interweaved, the dowel (14) interconnected Gap portion forms mesh (12), and the junction of several dowels (14) interconnected has connectivity slot (13), described Connectivity slot (13) is connected to adjacent mesh (12).

3. the plate film assembly of the multilayered structure according to claim 2 for immersion type membrane separator, feature exist In the dowel (14) for the arrangement that is interweaved and the mesh (12) form grid-like quartet continuous pattern.

4. the plate film assembly of the multilayered structure according to claim 1 for immersion type membrane separator, feature exist In with collecting tank (11) at least outer interior any one side of the supporting network (10), the collecting tank (11) is along supporting network (10) surrounding annular spread, and the collecting tank (11) is connected to faucet (30).

5. the plate film assembly of the multilayered structure according to claim 1 for immersion type membrane separator, feature exist In with two layers of supporting network (10) on the filter plate (100), two layers of supporting network (10) is in the filter plate (100) thickness Degree is superimposed on direction, and the arrangement that misplaces on the length or width direction of the filter plate.