CN209596940U - Flow guiding disc, the filter assemblies of a kind of filter and filter - Google Patents

Abstract

The utility model is inconvenient to the deficiency cleared up for the impurity on filter filter membrane in the prior art, the flow guiding disc of a kind of filter and filter is provided, filter assemblies, the flow guiding disc of this structure, including disk body, the upper surface of disk body is provided with multiple protrusions, this filter assemblies, including filter membrane and flow guiding disc, this filter, including multiple filter assemblies, internal box, hollow shaft and pressure liquid feed device, using the flow guiding disc of the utility model structure, the filter of filter assemblies, filtrate can be filtered by multiple filter assemblies simultaneously, it ensure that the efficiency of filtering, and the space occupied is small, filter membrane directly overlays on disk body, just making filter membrane is tiling, when being cleaned to filter membrane, impurity can directly be cleaned out by water punching or hanging plate extension, keep filter membrane convenient for cleaning.

Description

Flow guiding disc, the filter assemblies of a kind of filter and filter

Technical field

The utility model relates to the flow guiding discs of a kind of filter and filter, filter assemblies.

Background technique

In solid-liquor separation or the work being filtered to liquid, the filter membrane of filter in the prior art is to fold , it then rolls, to reduce the area of filter land occupation while guarantee the efficiency of filtering.The filter adopted the structure has served as After the completion of filter, the impurity filtered down can remain on filter membrane, be rolled up due to filter membrane, so inconvenience is to filtering Impurity on film is cleared up.

Utility model content

The purpose of this utility model is that the filter membrane for filter in the prior art is to fold, and is arranged at web-like, The impurity filtered down remains on filter membrane, and the deficiency for causing the impurity on filter membrane to be inconvenient to clear up provides a kind of filtering The flow guiding disc of machine and filter, filter assemblies.

The purpose of this utility model is achieved through the following technical solutions:

A kind of flow guiding disc, including disk body, the upper surface of disk body are provided with multiple protrusions, are provided with gap between adjacent protrusion, Gap between adjacent protrusion constitutes flow-guiding channel, is provided centrally with centre bore in disk body, is provided with around centre bore downwards The groove of recess；

Protrusion forms multiple protruding rings, radius distribution of each protruding ring along disk body；

Disk body is tilted down from edge to disk body center, and inclined angle is less than or equal to 15 degree；

The spacing of the raised interannular of at least two of innermost layer is greater than the spacing for the raised interannular being located on the outside of it, with big spacing The corresponding disk body of protruding ring gradient be greater than small spacing protruding ring corresponding to disk body gradient；

The top of protrusion is hemispherical or not a half spherical shape.

A kind of filter assemblies, the flow guiding disc including filter membrane and above structure are provided with and water conservancy diversion disk center on filter membrane The coaxial mounting hole in hole, it is solid by outer edge that filter membrane is set to the side that flow guiding disc is provided with protrusion, filter membrane and flow guiding disc Fixed connection；

Filter membrane be stainless steel cloth filter membrane or sintered membrane, filter membrane with a thickness of 0.2-2mm.

A kind of filter, including multiple above-mentioned filter assemblies, internal box, hollow shaft and pressure liquid feed device, filtering group Part, which is stacked by centre bore along the short transverse of mandrel, to be arranged in hollow shaft, and the groove of corresponding each filter assemblies, which is provided with, leads Recirculation hole, hollow shaft are connected with the flow-guiding channel of each filter assemblies by corresponding water conservancy diversion through-hole, are set in each internal box At least one hollow shaft and one group of multiple filtration component are set, the bottom of internal box and the bottom with internal box are run through in the lower end of hollow shaft Portion is sealedly and fixedly connected, and the lower end of hollow shaft is liquid outlet, and the bottom of internal box is provided with inlet, pressure is provided with outside internal box Power liquid feed device, pressure liquid feed device are provided with exhaust valve above internal box by being connected inside inlet and internal box；

Multiple filter assemblies are fixed in hollow shaft by holding down assembly, hold down assembly including clamp nut, compact heap and Locating piece, locating piece are fixedly installed on the lower part of hollow shaft, and lower end surface and the locating piece of undermost disk body abut against, adjacent Compact heap is respectively arranged between amphidisc, compact heap is set in hollow shaft and is slidably connected with hollow shaft, and clamp nut is set It is placed in the top of hollow shaft, clamp nut is threadedly coupled with hollow shaft, is compressed or is loosened more by the direction of rotation of clamp nut The filtering table of a filter assemblies is at least oppositely arranged two clamping screws on clamp nut, and the lower end of clamp nut is provided with rubber The lower end of rubber mat, rubber pad and compact heap is respectively arranged with sealing clamping ring, by sealing clamping ring to the company of hollow shaft and filter assemblies Connect place's sealing；

Further include outer case, two internal box be at least set in outer case, the liquid outlet of multiple hollow shafts respectively with liquid out Pipe is connected, and multiple inlet openings are connected with inlet tube respectively；Internal box includes shell and upper cover, and upper cover is solid by pressure end socket Determine on the housing, exhaust valve is arranged on upper lid.

Using the filter of the utility model structure, due to being filtered by filter assemblies to filtrate, each filtering group Part includes a flow guiding disc, a surface of flow guiding disc is provided with protrusion, and filter membrane is laid on the protrusion that is provided with of flow guiding disc Surface, filter membrane are supported by flow guiding disc, only need for clear water to be flushed to the surface of filter membrane when therefore, it is necessary to clean filter membrane, just Impurity can be rinsed well, therefore be highly convenient for cleaning, simultaneously as being provided with multiple protrusions on flow guiding disc, set between each protrusion It is equipped with gap, the gap between protrusion constitutes flow-guiding channel, when filter membrane contacts flow guiding disc under the pressure of filtrate, by protrusion Filter membrane is supported, filter membrane is prevented to be bonded completely with water conservancy diversion panel surface, makes to keep water conservancy diversion logical between filter membrane and flow guiding disc Road, therefore can also smoothly be used even if very thin film, channel block is caused without the deformation due to film, the utility model Filter assemblies structure uses the filter membrane Shi Gengxian superiority of film-form, and the thickness of its filter membrane can achieve up to 0.2 milli - 2 millimeters of rice；

The filter of the utility model structure, the short transverse by multiple filter assemblies along hollow shaft (300) are distributed, pass through The liquid that multiple filter assemblies simultaneously filter needs is filtered, and is pooled to by the filtrate that membrane filtration is crossed along flow-guiding channel It in groove, is entered in hollow shaft via the water conservancy diversion through-hole being arranged in hollow shaft, therefore can be simultaneously by multiple filter assemblies pair Filtrate is filtered, and ensure that the efficiency of filtering, and the space occupied is small, meanwhile, disk body is plate-like, and filter membrane directly covers It covers on disk body, just making filter membrane is tiling, when cleaning to filter membrane, is directly rushed by water or hanging plate extension can will be miscellaneous Matter is cleaned out, and keeps filter membrane convenient for cleaning.

Detailed description of the invention

Fig. 1 is the utility model guiding subassembly example structure schematic diagram, only depicts part on the flow guiding disc in figure Protrusion is provided with protrusion on each annular center line in figure, and in order to which the structure of flow guiding disc can be clearly seen, filter membrane is made Transparent processing；

Fig. 2 is the A-A cross-sectional view of Fig. 1, shows filter membrane and flow guiding disc attachment structure schematic diagram in figure；

Fig. 3 is multi-layer filtrating equipment example structure schematic diagram in the utility model filter；

Fig. 4 is example structure schematic diagram when the utility model multi-layer filtrating equipment is set in internal box；

Fig. 5 is that the utility model filter is provided with the internal box of multi-layer filtrating equipment and is set to the intracorporal embodiment of outer container Structural schematic diagram；

Fig. 6 is another example structure schematic diagram of guiding subassembly, and the convex top on flow guiding disc is spherical in shape or hemispherical.

Description of symbols

100- internal box；110- shell；111- inlet；112- exhaust valve；120- upper cover；130- pressure end socket；

200- filter assemblies；210- flow guiding disc；211- protrusion；212- flow-guiding channel；213- groove；214- centre bore； 215- disk body；220- filter membrane；221- mounting hole

300- hollow shaft；310- water conservancy diversion through-hole；320- liquid outlet；330- valve；

400- holds down assembly；410- clamp nut；420- compact heap；430- locating piece；440- rubber pad；450- sealing Pressing ring；460- clamping screw；

500- outer case；510- inlet tube；520- outlet tube；530- idler wheel.

Specific embodiment

The utility model is further described combined with specific embodiments below:

As shown in Figures 1 to 5, a kind of filter, including internal box 100, multiple filter assemblies 200, hollow shaft 300, often A filter assemblies 200 include flow guiding disc 210 and filter membrane 220, and flow guiding disc 210 includes disk body 215, and the upper surface of disk body 215 is set Multiple raised 211 are equipped with, there is gap between protrusion 211 and protrusion 211, it is logical that the gap between protrusion 211 and protrusion 211 constitutes water conservancy diversion Road 212 is provided centrally with centre bore 214 in disk body, the groove 213 to lower recess, groove is provided with around centre bore 214 Preferably funnel shaped slot is provided with the mounting hole coaxial with 210 centre bore 214 of flow guiding disc, filter membrane 220 on filter membrane 220 It is set to the side that flow guiding disc 210 is provided with protrusion 211, the outer edge of filter membrane 220 can lead to the outer edge of flow guiding disc 210 The mode for crossing welding or bound edge is fixed together, and the mounting hole of filter membrane 220 and the centre bore of flow guiding disc are coaxial, hollow shaft The position adaptable with the height of each flow guiding disc be provided in water conservancy diversion through-hole 310, that is, the groove of each filtering table At least one water conservancy diversion through-hole is provided in corresponding hollow shaft, the groove of each flow guiding disc passes through the water conservancy diversion through-hole and hollow shaft Inner cavity be connected, that is, each filter assemblies are connected by the water conservancy diversion through-hole with the inner cavity of air-cored axis, preferably, each mistake Filter component 200 400 is fixed in hollow shaft 300 by holding down assembly, short transverse of each filter assemblies 200 along hollow shaft 300 Stacked setting, each water conservancy diversion through-hole 310 are connected with the groove 213 of corresponding flow guiding disc respectively, hollow shaft and are disposed thereon Each filter assemblies form a multi-layer filtrating equipment, hollow shaft 300 and filter assemblies 200 are all set in internal box 100, empty The bottom of internal box 100 is run through in the lower end of mandrel 300, and the lower end of hollow shaft 300 is liquid outlet 320, the bottom of internal box 100 It is provided with inlet 111,100 top of internal box is provided with exhaust valve 112, and exhaust valve 112 is automatic exhaust steam valve 112, internal box It is provided with pressure liquid feed device outside 100, is connected inside pressure liquid feed device and internal box 100, it is preferred that filter membrane 220 can To be that the lacing net of stainless steel is also possible to filter cloth, the filtering accuracy of filter membrane 220 is can be replaced according to different requirements , it is thin, easily-deformable under the pressure effect of water during the filtration process that the structure of filter assemblies of the invention is particularly suitable for film layer Filter membrane, for example film thickness is between 0.2mm-2mm.The filter assemblies structure of the utility model is especially suitable for filtering film thickness Small filter membrane, generally use stainless steel cloth filter membrane or sintered membrane, filter membrane with a thickness of 0.2-2mm.

When filtering, the liquid for needing to filter is entered in internal box 100 by inlet 111, since the setting of inlet 111 exists The lower section of cabinet, thus it is when liquid enters that the intracorporal gas of case is upward, gas is discharged by exhaust valve 112, makes liquid It can be full of entire internal box 100, when in internal box 100 full of the liquid for needing to filter, control the internal case of pressure liquid feed device Apply pressure in body 100, the liquid for needing to filter under the effect of the pressure passes through filter membrane 220 and filtered by filter membrane, through filtering Liquid be flowed into groove 213 along flow-guiding channel 212, by groove 213 pass through water conservancy diversion through-hole 310 enter hollow shaft 300 It is interior, it is discharged by the outlet end of hollow shaft 300, completes the filtering to liquid.Injecting into internal box 100 always in filtering needs The liquid to be filtered passes through multiple filter assemblies since multiple filter assemblies 200 are arranged in the short transverse along hollow shaft 300 200 are simultaneously filtered the liquid that filter of needs, improve the efficiency of filtering, and each flow guiding disc be it is flat, So cleaning above filter down impurity when directly by water rinse or scraper plate clean, cleaning conveniently.

As depicted in figs. 1 and 2, protrusion 211 constitutes multiple protruding rings in circular ring shape setting, along a radius point circle one for disk body Circle distribution, that is, it is furnished with multi-turn protruding ring in the outer edge of disk body 215 and center punishment, setting can be to filter screen more in this way The effect of support is uniformly played, the height of protrusion 211 is 1-1.5mm, preferably 1.30mm-1.35mm, the arc between each protrusion Long spacing is 9-10mm, convexo-convex rise 211 at least top be it is hemispherical or not a half spherical, the base diameter risen is 6-8mm, top Diameter 2.5-3.5mm can play the role of better supporting role to filter membrane in this way, and when filter membrane is under the pressure of liquid Filter membrane is supported by protrusion when being affixed with filtering table, flow-guiding channel can still be connected between filter membrane, protrusion, preferably , the structure setting funnel-shaped of disk body 215, disk body 215 is tilted down from outer to center, and inclination angle is preferably smaller than equal to 15 Degree, in this way setting facilitate liquid to flow into groove 213, it is preferred that between the annular projection 211 of at least two interannulars of innermost layer Spacing be greater than the spacing of other interannulars, the gradient that the gradient of disk body corresponding with the ring of big spacing is greater than small spacer ring is advantageous In the connection of filtering table and hollow shaft.In the utility model, using the protrusion of brachycephalic, filter membrane can not only be played more preferably Supporting role, and it is more smooth that liquid can be made to flow in this channel.

As shown in Figures 3 to 5, it is preferred that pass through the multiple filter assemblies of 400 connections and the hollow shaft of holding down assembly.Preferably Holding down assembly 400 includes clamp nut 410, compact heap 420 and locating piece 430, and locating piece 430 is fixedly installed on hollow shaft 300 Lower part, lower end surface and the locating piece 430 of undermost disk body 215 abut against, set respectively between remaining adjacent amphidisc 215 It is equipped with compact heap 420, compact heap 420 is set in hollow shaft 300 and is slidably connected with hollow shaft 300, and clamp nut 410 is set It is placed in the top of hollow shaft 300, clamp nut 410 is threadedly coupled with hollow shaft 300, by locating piece 430 by undermost disk The position of body 215 is fixed, and nut 410 is then rotatably compressed, and is moved downward rotating nuts along hollow shaft 300, is made compact heap 420 compress disk body 215, while being made between two adjacent disk bodies 215 by the effect of compact heap 420 there are space, and facilitating needs The liquid to be filtered enters, it is preferred that two clamping screws 460, clamp nut 410 are at least oppositely arranged on clamp nut 410 Lower end be provided with rubber pad 440, the lower end of rubber pad 440 and compact heap 420 is respectively arranged with sealing clamping ring 450, by sealing Pressing ring 450 seals the junction of hollow shaft 300 and filter assemblies 200, facilitates control clamp nut by clamping screw 460 410 rotations, avoid clamp nut 410 from directly contacting with disk body 215 by rubber pad 440, and internal box 100 includes 110 He of shell Upper cover 120, upper cover 120 are fixed on shell 110 by pressure end socket 130, are facilitated and are opened upper cover 120 to internal filtering Component 200 is cleared up or is safeguarded, it is preferred that the lower end of hollow shaft 300 is provided with valve 330, can control by valve 330 Whether filtered liquid flows out.

As shown in Figure 4 and Figure 5, further include outer case 500, two internal box 100 are at least set in outer case 500, it is multiple The liquid outlet 320 of hollow shaft 300 is connected with outlet tube 520 respectively, and multiple inlet openings are connected with inlet tube 510 respectively, this Sample setting works at the same time the filter assemblies 200 in multiple internal box 100, improves the efficiency of work, passes through 520 row of outlet tube The liquid that multiple filter assemblies 200 filter out out is that multiple cabinets feed the liquid for needing to filter by inlet tube 510, excellent Choosing, the lower end of outer case 500 is provided with idler wheel 530, convenient mobile to entire filter.

It is preferably to concave in the another side of flow guiding disc disk body position corresponding with protrusion in the structure of the utility model Groove adopts the structure the processing of more conducively flow guiding disc disk body, can led using the method in the back side punching press of water conservancy diversion disk body The front setting protrusion of flow table disk body.

In the utility model, each protrusion preferably size is identical, etc. high settings, four adjacent protrusions and the filterings supported Film constitutes a flow-guiding channel, keeps filtrate protection unimpeded.

The arc length between protrusion on preferred every annular center line is equal, and the arc length spacing between protrusion is 9.7mm, protrusion Size be base diameter 7mm, top diameter 3mm hemispherical projections, raised height be 1.32mm, in this way, having served as When filter membrane is attached to flow guiding disc upper surface, due to the supporting role of the tension force effect and protrusion of film itself, filter membrane will not be blocked respectively Gap between protrusion makes to keep intercommunication between each gap, it is ensured that flow-guiding channel is unimpeded.When convex top is spherical in shape, spherical surface Top filter membrane is supported, filter membrane will not fit in gap under the action of liquid, therefore make between each gap It keeps unimpeded.Use the flow guiding disc of the utility model structure while can be with even support filter membrane, the liquid flow in channel It is dynamic relatively more smooth.

Above each preferred scheme can any combination.

Claims (10)

1. a kind of flow guiding disc, which is characterized in that including disk body (215), the upper surface of the disk body (215) is provided with multiple protrusions (211), it is provided with gap between adjacent raised (211), the gap between adjacent protrusion (211) constitutes flow-guiding channel (212), In Disk body is provided centrally with centre bore (214), and the groove (213) to lower recess is provided with around centre bore (214).

2. flow guiding disc as described in claim 1, which is characterized in that the protrusion (211) forms multiple protruding rings, each protruding ring Along the radius distribution of disk body.

3. flow guiding disc as claimed in claim 1 or 2, which is characterized in that the disk body (215) is downward from edge to disk body center Inclination, inclined angle are less than or equal to 15 degree.

4. flow guiding disc as claimed in claim 3, which is characterized in that the spacing of the raised interannular of at least two of innermost layer is greater than position The gradient of the spacing of raised interannular on the outside of it, disk body corresponding with the protruding ring of big spacing is greater than small spacing protruding ring institute The gradient of corresponding disk body.

5. flow guiding disc as claimed in claim 3, which is characterized in that the top of the protrusion is hemispherical or not a half spherical shape.

6. a kind of filter assemblies, which is characterized in that including structure described in one of filter membrane (220) and claim 1-5 items Flow guiding disc (210) is provided with the mounting hole (221) coaxial with flow guiding disc (210) centre bore (214) on the filter membrane (220), The filter membrane (220) is set to the side that the flow guiding disc (210) is provided with raised (211), the filter membrane (220) with lead Flow table (210) is fixedly connected by outer edge.

7. filter assemblies as claimed in claim 6, which is characterized in that the filter membrane is stainless steel cloth filter membrane or sintering Film, the filter membrane with a thickness of 0.2-2mm.

8. a kind of filter, which is characterized in that including multiple filter assemblies (200) as claimed in claim 7, internal box (100), hollow shaft (300) and pressure liquid feed device, the filter assemblies (200) are by centre bore (214) along the hollow shaft (300) short transverse is stacked to be arranged on hollow shaft (300), and the groove of corresponding each filter assemblies is provided with water conservancy diversion through-hole (310), hollow shaft is connected by corresponding water conservancy diversion through-hole with the flow-guiding channel of each filter assemblies, each internal box (100) at least one hollow shaft and one group of multiple filtration component are set in, and the interior case is run through in the lower end of the hollow shaft (300) The bottom of body (100) is simultaneously fixedly connected with the sealed bottom of internal box, and the lower end of the hollow shaft (300) is liquid outlet (320), The bottom of the internal box (100) is provided with inlet (111), and pressure liquid feed device, institute are provided with outside the internal box (100) Pressure liquid feed device is stated by being connected inside inlet and the internal box (100), is provided with above the internal box (100) Exhaust valve (112).

9. a kind of filter as claimed in claim 8, which is characterized in that the multiple filter assemblies (200) pass through compression group Part (400) is fixed on the hollow shaft (300), and hold down assembly (400) include clamp nut (410), compact heap (420) With locating piece (430), the locating piece (430) is fixedly installed on the lower part of the hollow shaft (300), undermost disk body (215) lower end surface is abutted against with locating piece (430), and adjacent amphidisc is respectively arranged with the compact heap between (215) (420), the compact heap (420) is set on hollow shaft (300) and is slidably connected with hollow shaft (300), the clamp nut (410) it is set to the top of hollow shaft (300), clamp nut (410) is threadedly coupled with hollow shaft (300), passes through clamp nut Direction of rotation compress or loosen the filtering tables of multiple filter assemblies, be at least oppositely arranged two on the clamp nut (410) The lower end of clamping screw (460), the clamp nut (410) is provided with rubber pad (440), the rubber pad (440) and described The lower end of compact heap (420) is respectively arranged with sealing clamping ring (450), by sealing clamping ring (450) to hollow shaft (300) and filtering group The junction of part (200) seals.

10. a kind of filter as claimed in claim 9, which is characterized in that further include outer case (500), the outer case (500) at least be arranged two internal box (100), the liquid outlet (320) of multiple hollow shafts (300) respectively with outlet tube (520) It is connected, multiple inlet openings are connected with inlet tube (510) respectively；The internal box (100) includes shell (110) and upper cover (120), the upper cover (120) is fixed on the shell (110) by pressure end socket (130), exhaust valve (112) setting On upper lid.