WO2020118652A1 - 一种新结构的高效洗涤隔膜滤板 - Google Patents

一种新结构的高效洗涤隔膜滤板 Download PDF

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Publication number
WO2020118652A1
WO2020118652A1 PCT/CN2018/121069 CN2018121069W WO2020118652A1 WO 2020118652 A1 WO2020118652 A1 WO 2020118652A1 CN 2018121069 W CN2018121069 W CN 2018121069W WO 2020118652 A1 WO2020118652 A1 WO 2020118652A1
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Prior art keywords
plate
filter
membrane
outer frame
inner ring
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PCT/CN2018/121069
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English (en)
French (fr)
Inventor
杨振民
张居亮
刘建成
张振利
陈卫
李宪勇
张志军
郭春瀛
刘少磊
魏冰
殷培博
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河南大张过滤设备有限公司
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Application filed by 河南大张过滤设备有限公司 filed Critical 河南大张过滤设备有限公司
Priority to PCT/CN2018/121069 priority Critical patent/WO2020118652A1/zh
Publication of WO2020118652A1 publication Critical patent/WO2020118652A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
    • B01D25/12—Filter presses, i.e. of the plate or plate and frame type

Definitions

  • the invention belongs to the technical field of filter plate systems of filter presses, and in particular relates to a new structure of high-efficiency washing membrane filter plates.
  • Filter press is a commonly used solid-liquid separation equipment, widely used in various industries of the national economy.
  • the filter plate is an indispensable core component of the filter press.
  • the good or bad effect of the filter plate directly affects the filter separation effect of the filter press.
  • the filter cake of the filter press is washed to replace the residual filtrate in the filter cake.
  • the washing liquid in the diaphragm filter plate cannot penetrate the filter evenly during the filter press. Cake, causing short circuit of washing water, it takes a lot of washing liquid and time to achieve the effect, which is very inconvenient to use.
  • the purpose of the present invention is to overcome the shortcomings of the prior art, and to provide a simple structure, facilitate the collection of filtrate and uniform distribution of washing liquid, solve the problem of easy short circuit of washing liquid, and achieve better results and practicality of washing filter cake Highly efficient new structure efficient washing membrane filter plate.
  • the purpose of the present invention is achieved as follows: a new structure of high-efficiency washing membrane filter plate body, which consists of two pieces of elastic pressed filter membrane, inner ring, outer frame combined by two injection molding into an integrated membrane plate, the middle The core plate is combined into an integrated plate body.
  • the plate body is composed of two diaphragm plates and an intermediate core plate.
  • the plate body is composed of an inner ring, an outer frame and an intermediate core plate welded in the middle of two diaphragm plates Closed chambers are formed on both sides of the core board; the four corners of the plate body are provided with water washing out liquid outlet holes, the water washing out liquid outlet holes are provided with water washing out liquid holes, and each of the water washing out liquid holes is connected There are two sets of oblique holes for the washing water outflow, the inner periphery of the washing water outflow hole on the plate body is provided with a boss, the elastic press filter membrane has a convex point supporting the filter cloth on the front, and the center of the plate body There are feed holes at the position, and there are several sets of boss support bodies between the elastic press filter membrane and the middle core plate, and the diaphragm frame, inner ring, elastic press filter membrane and the middle core plate are enclosed A closed press chamber is formed between them; one side of the plate body is provided with a pressurized fluid delivery hole leading to the closed press chamber.
  • the intermediate core plate is a flat plate, which may be a solid core plate or a hollow plate with an internal shape, or a plate with a through hole on a part of the surface, and the processing form is extruded plate, injection plate, molded plate, welded plate, etc.
  • Flat plate, the thickness of the flat plate ranges from 10mm to 40mm.
  • the diaphragm is made of pre-molded pre-formed elastic press filter membrane placed in the mold as an insert, and the outer frame, inner ring and elastic press diaphragm are welded into a whole by re-injection, the diaphragm
  • the outer frame and inner ring of the film are made of hard material
  • the elastic pressing filter membrane is made of elastomer material.
  • the welding position of the two diaphragms and the middle core plate is the welding surface and welding fusion surface of the outer frame and the inner ring.
  • the fusion surface after welding shall not exceed the lowest plane on the elastic press filter membrane, keeping the lowest plane and the middle
  • the surface of the core board has a distance of more than 1mm.
  • the lower edge of the slanted opening of the squeezed-out liquid provided in the slanted hole of the squeezed-out liquid communicating with the squeezed-out liquid is tangent to or close to the upper surface of the elastic press filter membrane.
  • the back surface of the elastic press filter surface near the inner ring or the outer frame is provided with a plurality of ring-shaped support bars or support bumps on the back, and the positions of the support bars or support bumps and the front support bars or filter bumps
  • the position of the point corresponds to the cross-sectional area of the corresponding contour line is smaller than the cross-sectional area of the front support bar or filter convex point.
  • the elastic press filter membrane close to the inner ring and the inner circumference of the first ring of the outer frame must have a certain inclination angle, greater than 3° and less than 30°.
  • the peripheral surface of the elastic press filter membrane close to the inner ring and the first ring of the outer frame should be parallel to the inner ring surface of the first ring. If there is an inclination angle, the inclination angle should not be greater than 5°.
  • the material of the elastic press filter membrane penetrates into the inner ring and the inner frame, and the elastic press filter membrane material into the inner ring and into the outside
  • the upper and lower surfaces of the elastic press filter membrane material inside the frame may be provided with a locking ring or a convex structure arranged in a ring shape.
  • the welding fusion surface of the outer frame of the diaphragm and the welding fusion surface of the inner ring are provided with a sol groove 11, which is arranged at one end close to the elastic press filter membrane and not more than 10 mm from the edge of the outer frame and the inner ring.
  • the present invention is provided with a new structure that can solve the problem that the washing liquid is easy to short-circuit when washing the filter cake, and the position of the washing liquid outlet hole as low as possible can allow the washing liquid to wash the filter cake to achieve better results.
  • the membrane filter plate has undergone major changes in material selection, processing technology and design structure. It is mainly divided into several parts and is welded by injection molding. Finally, it is composed of two membranes and an intermediate core plate 02.
  • the plate body 16 and the diaphragm sheet are preset in the injection mold by the elastic press filter membrane 03 which is formed by injection molding in advance, and the outer frame 01 and the inner ring 04 are welded and connected into a whole by double injection molding, which can be based on different work.
  • the present invention is provided with bumps 06 and support bars 08 on the front of the elastic press filter membrane 03 to support the filter cloth and As a filtrate water channel, a support bar 08 and a ring-shaped support bar 107 are provided at the joint of the stress-concentrated elastic press filter membrane 03, the outer frame 01, and the inner ring 04 to effectively protect and support the area.
  • the oblique hole 10 of the water washing liquid is provided at the root of the elastic press filter membrane 03, which helps the collection of the filtrate and the even distribution of the washing liquid.
  • the feed hole 13 can be anywhere within the outer frame 01.
  • the invention has the advantages of simple structure, convenient collection of filtrate and uniform distribution of washing liquid, solving the problem of easy short circuit of washing liquid, and achieving better effect and strong practicability of washing filter cake.
  • FIG. 1 is a schematic diagram of a new structure of a high-efficiency washing membrane filter plate of the present invention.
  • Fig. 2 is a schematic diagram of the side structure of a novel structure of a high-efficiency washing membrane filter plate of the present invention.
  • Fig. 3 is an enlarged schematic view of the Z position of a high-efficiency washing membrane filter plate with a new structure according to the present invention.
  • FIG. 4 is an enlarged schematic view of the Y-position of a novel structured high-efficiency washing membrane filter plate of the present invention.
  • FIG. 5 is a schematic diagram of a part of the structure of the water washing out place of a high-efficiency washing membrane filter plate with a new structure according to the present invention.
  • FIG. 6 is a schematic view of the structure of the boss of a new structure of the high-efficiency washing membrane filter plate of the present invention
  • a new structure of high-efficiency washing membrane filter plate which includes two pieces of elastic press filter membrane 03, inner ring 04, outer frame 01
  • the three pieces are combined into an integrated diaphragm plate by secondary injection molding, and the intermediate core plate 02 is combined into an integrated plate body 16,
  • the plate body 16 is composed of two diaphragm plates and an intermediate core plate 02, the plate body 16
  • the inner ring 04 of the two diaphragms, the outer frame 01 and the intermediate core plate 02 are welded on both sides of the intermediate core plate 02 to form a closed cavity; the plate body 16 is provided with water washing out liquid outlet holes 12 at four corners.
  • the water washing and effluent outlet hole 12 is provided with a water washing and effluent hole 09.
  • Each of the water washing and effluent holes 09 is connected with two sets of water washing and effluent oblique holes 14.
  • the inner periphery of the hole 12 is provided with a boss 05
  • the elastic press filter membrane 3 has a convex point 06 supporting the filter cloth on the front surface
  • the plate body 16 is provided with a feed hole 13 at the central position
  • the elastic press filter Several sets of boss support bodies 07 are provided between the membrane 3 and the middle core plate 02, and the enclosed outer frame 01, inner ring 04, elastic press filter membrane 03 and middle core plate 02 form a closed press Chamber; one side of the plate body 16 is provided with a pressurized fluid delivery hole 15 leading to a closed press chamber.
  • the invention is provided with a new structure, which can solve the problem that the washing liquid is easy to short-circuit when washing the filter cake, and can wash the filter cake with washing liquid to achieve better results.
  • the membrane filter plate of the invention makes a larger choice for the material selection, processing technology and design structure
  • the change is mainly divided into several parts, which are formed by injection welding, and finally is composed of two diaphragms and a middle core plate 02 three parts into one integrated high-efficiency washing diaphragm filter plate body 16, the diaphragm is formed by injection molding elasticity
  • the press filter membrane 03 is preset in the injection mold, and the outer frame 01 and the inner ring 04 are welded and connected into a whole by double injection molding.
  • the present invention is provided with a bump 06 and a support bar 08 on the front of the elastic press filter membrane 03 for supporting the filter cloth during filtration and used as a filtrate channel, and the elastic press filter membrane 03 where the stress is concentrated
  • the support bar 08 and the ring-shaped support bar 107 are provided at the joint of the outer frame 01 and the inner ring 04 to effectively protect and support the area.
  • the oblique hole 10 of the washing liquid is provided at the root of the elastic press filter membrane 03 This helps the collection of filtrate and the uniform distribution of the washing liquid.
  • the feed hole 13 can be anywhere within the outer frame 01. It has strong practicability.
  • the invention has a simple structure and is convenient for the collection of the filtrate and the uniformity of the washing liquid. Distribute, solve the problem that the washing liquid is easy to short circuit, make the washing filter cake achieve better results and strong practical advantages.
  • a new structure of high-efficiency washing membrane filter plate which includes two pieces of elastic press filter membrane 03, inner ring 04, outer frame 01
  • the three pieces are combined into an integrated diaphragm plate by secondary injection molding, and the intermediate core plate 02 is combined into an integrated plate body 16,
  • the plate body 16 is composed of two diaphragm plates and an intermediate core plate 02, the plate body 16
  • the inner ring 04 of the two diaphragms, the outer frame 01 and the intermediate core plate 02 are welded on both sides of the intermediate core plate 02 to form a closed cavity; the plate body 16 is provided with water washing out liquid outlet holes 12 at four corners.
  • the water washing and effluent outlet hole 12 is provided with a water washing and effluent hole 09.
  • Each of the water washing and effluent holes 09 is connected with two sets of water washing and effluent oblique holes 14.
  • the inner periphery of the hole 12 is provided with a boss 05
  • the elastic press filter membrane 3 has a convex point 06 supporting the filter cloth on the front surface
  • the plate body 16 is provided with a feed hole 13 at the central position
  • the elastic press filter Several sets of boss support bodies 07 are provided between the membrane 3 and the middle core plate 02, and the enclosed outer frame 01, inner ring 04, elastic press filter membrane 03 and middle core plate 02 form a closed press Chamber; one side of the plate body 16 is provided with a pressurized fluid delivery hole 15 leading to a closed press chamber,
  • the intermediate core plate 02 is a flat plate, which may be a solid core plate or a hollow with an internal shape Flat plates, or flat plates with partial through holes, processed in the form of flat plates such as ex
  • the thickness of the flat plate is in the range of 10mm to 40mm.
  • the diaphragm is made of pre-molded elastic
  • the press filter membrane is placed in the mold as an insert, and the outer frame 01, the inner ring 01 and the elastic press diaphragm 03 are welded into a whole by re-injection.
  • the outer frame 01 and the inner ring 04 of the diaphragm are hard Made of high-quality materials
  • the elastic press filter membrane 03 is made of elastomer material
  • the welding position of the two diaphragms and the middle core plate 02 is the outer frame 01 and the inner ring 04
  • the welding surface must not exceed the minimum plane 107 on the elastic press filter membrane, keeping the minimum plane at a distance of more than 1 mm from the surface of the intermediate core plate 02
  • the lower edge 106 of the oblique opening of the water washing out liquid is tangent to or close to the upper surface 105 of the elastic press filter membrane
  • the elastic press filter membrane 03 is close to the inner ring 04
  • the support bar 08 near the outer frame 01
  • the back is provided with a plurality of ring-shaped support bars 104 or support bumps.
  • the positions of the support bars 104 or support bumps correspond to the positions of the support bars 08 or filter bumps on the front.
  • the cross-sectional area on the corresponding contour line is smaller than that of the front support bars or filters
  • the cross-sectional area of the convex point, the elastic pressing filter membrane 06 close to the inner ring 04 and the inner peripheral surface 102 of the first ring of the outer frame 01 must have a certain inclination angle, greater than 3° and less than 30°, the elastic pressing filter membrane 06
  • the peripheral surface 103 near the first ring of the inner ring 04 and the outer frame 01 should be parallel to If the inclination angle of the inner wall 102 of the first circle is to be inclined, the inclination angle is not more than 5°, and there is an elastic squeeze filter membrane at the intersection of the elastic squeeze filter membrane 06 with the inner ring 04 and the outer frame 01
  • the invention is provided with a new structure, which can solve the problem that the washing liquid is easy to short-circuit when washing the filter cake, and can wash the filter cake with washing liquid to achieve better results.
  • the membrane filter plate of the invention makes a larger choice for the material selection, processing technology and design structure
  • the change is mainly divided into several parts, which are formed by injection welding, and finally is composed of two diaphragms and a middle core plate 02 three parts into one integrated high-efficiency washing diaphragm filter plate body 16, the diaphragm is formed by injection molding elasticity
  • the press filter membrane 03 is preset in the injection mold, and the outer frame 01 and the inner ring 04 are welded and connected into a whole by double injection molding.
  • the present invention is provided with a bump 06 and a support bar 08 on the front of the elastic press filter membrane 03 for supporting the filter cloth during filtration and used as a filtrate channel, and the elastic press filter membrane 03 where the stress is concentrated
  • the support bar 08 and the ring-shaped support bar 107 are provided at the joint of the outer frame 01 and the inner ring 04 to effectively protect and support the area.
  • the oblique hole 10 of the washing liquid is provided at the root of the elastic press filter membrane 03 This helps the collection of the filtrate and the uniform distribution of the washing liquid.
  • the feed hole 13 can be anywhere within the outer frame 01. The practicability is strong.
  • the invention has a simple structure, which is convenient for the collection of the filtrate and the uniformity of the washing liquid. Distribute, solve the problem that the washing liquid is easy to short circuit, make the washing filter cake achieve better results and strong practical advantages.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)

Abstract

一种洗涤隔膜滤板，包括两片由弹性压榨过滤膜、内环、外框三件通过二次注塑组合到一体的隔膜片、中间芯板组合到一体的板体，板体四角处设置有水洗出液导出孔，水洗出液导出孔处设置有水洗出液孔，每个水洗出液孔连接有两组水洗出液斜孔，板体上水洗出液导出孔的内围设置有凸台，弹性压榨过滤膜正面有支撑滤布的凸点，板体中心位置设置有进料孔，弹性压榨过滤膜与中间芯板之间设置有若干组凸台支撑体，板体的一侧设置有通往密闭压榨腔室的压榨流体输送孔，该滤板结构简单、便于滤液的收集与洗液的均匀分布、解决洗液易短路的问题、使洗涤滤饼达到较好的效果。

Description

一种新结构的高效洗涤隔膜滤板 技术领域
本发明属于压滤机滤板系统技术领域，具体涉及一种新结构的高效洗涤隔膜滤板。
背景技术
压滤机是一种常用的固液分离设备,广泛应用于国民经济的各个行业中。滤板是压滤机必不可少核心零部件，对滤板工作效果的好与坏直接影响到压滤机过滤分离的效果，在许多固液分离过程中，需要利用不含杂质的洗液对压滤机的滤饼进行洗涤，置换出滤饼中残留的滤液，但国内现有的滤板由于材料工艺及结构设计问题，压滤机在洗涤时隔膜滤板中洗液不能均匀穿透滤饼，造成洗涤水短路，需要耗费大量洗液和时间才能达到效果，使用很不方便，因此，提供一种结构简单、便于滤液的收集与洗液的均匀分布、解决洗液易短路的问题、使洗涤滤饼达到较好的效果和实用性强的新结构的高效洗涤隔膜滤板是非常有必要的。
发明内容
本发明的目的是为了克服现有技术的不足，而提供一种结构简单、便于滤液的收集与洗液的均匀分布、解决洗液易短路的问题、使洗涤滤饼达到较好的效果和实用性强的新结构的高效洗涤隔膜滤板。
本发明的目的是这样实现的：一种新结构的高效洗涤隔膜滤板体，它包括两片由弹性压榨过滤膜、内环、外框三件通过二次注塑组合到一体的隔膜片、中间芯板组合到一体的板体，所述的板体由两块隔膜片和一个中间芯板组成，所述的板体是由两片隔膜片的内环、外框与中间芯板焊接在中间芯板两侧形成封闭腔室；所述的板体四角处设置有水洗出液导出孔，所述的水洗出液导出孔 处设置有水洗出液孔，所述的每个水洗出液孔连接有两组水洗出液斜孔，所述的板体上水洗出液导出孔的内围设置有凸台，所述的弹性压榨过滤膜正面有支撑滤布的凸点，所述的板体中心位置设置有进料孔，所述的弹性压榨过滤膜与中间芯板之间设置有若干组凸台支撑体，所述的隔膜片外框、内环、弹性压榨过滤膜和中间芯板围合之间形成密闭的压榨腔室；所述的板体的一侧设置有通往密闭压榨腔室的压榨流体输送孔。
所述的中间芯板为平板，可为实芯平板也可为有内部造型的空心平板，或者局部表面有通透孔的平板，加工形式为挤出板材、注塑板材、模压板材、焊接板材等平板，平板厚度范围在10mm～40mm。
所述的隔膜片是由事先注塑预制成型的弹性压榨过滤膜放置在模具中作为嵌入件，通过再次注塑方式将外框、内环和弹性压榨隔膜三者熔焊为一个整体，所述的隔膜片外框、内环采用硬质材料制成，弹性压榨过滤膜采用弹性体材料制成。
所述的两个隔膜片与中间芯板焊接位置为外框和内环的焊接面和焊接熔合面上，焊接后的溶合面不得超过弹性压榨过滤膜上的最低平面，保持最低平面与中间芯板表面有1mm以上的距离。
所述的与水洗出液孔相通的水洗出液斜孔设置的水洗出液斜口的下缘与弹性压榨过滤膜上表面相切或者接近。
所述的弹性压榨过滤面靠近内环、外框附近支撑条或凸点的背面设置有多道环状支撑条或支撑凸点，支撑条或支撑凸点的位置与正面的支撑条或过滤凸点位置对应，对应等高线上截面积小于正面支撑条或过滤凸点截面积。
所述的弹性压榨过滤膜靠近内环和外框第一圈的内围面要有一定的倾斜角度，大于3°小于30°。
所述的弹性压榨过滤膜靠近内环和外框第一圈的外围面要平行于第一圈内围面，如果要有倾斜角度的话，其倾斜角度不大于5°。
所述的隔膜片弹性压榨过滤膜与内环、外框交接处存在着弹性压榨过滤膜的材料深入到内环内部和外框内部，深入到内环内部的弹性压榨过滤膜材料和深入到外框内部的弹性压榨过滤膜材料上下表面或设有锁环或环状布置的凸点结构。
所述的隔膜片外框的焊接融合面、内环的焊接融合面上设置有溶胶槽11，溶胶槽设置在靠近弹性压榨过滤膜一端，距离外框和内环边缘不超过10mm。
本发明的有益效果：本发明设置有采用新结构能解决洗涤滤饼时洗液容易短路等问题，尽可能低的洗涤出液孔位置可以让洗液洗涤滤饼达到更好的效果，本发明隔膜滤板对材料选择，加工工艺和设计结构做了较大的变动，主要分成几部分经注塑焊接而成，最终是由两片膜片和一个中间芯板02组合到一体的高效洗涤隔膜滤板体16，隔膜片是由事先通过注塑成型的弹性压榨过滤膜03预置在注塑模具内，通过二次注塑将外框01、内环04三者焊接联系成为一个整体，可以根据不同的工作环境，调整各组成部分的材料来使其能适应各种不同工况的要求，同时本发明在弹性压榨过滤膜03的正面设有凸点06与支撑条08子用于过滤时支撑滤布及作为滤液水道使用，在应力集中的弹性压榨过滤膜03与外框01、内环04的结合部位设置有支撑条08与环状支撑条107能其区域起到有效的保护作用与支撑作用，将水洗出液斜孔10设在弹性压榨过滤膜03根部，这样有助于滤液的收集与洗液的均匀分布各处，进料孔13可以在外框01之内的任何位置，实用性强，本发明具有结构简单、便于滤液的收集与洗液的均匀分布、解决洗液易短路的问题、使洗涤滤饼达到较好的效果和实用性强的优点。
附图说明
图1是本发明一种新结构的高效洗涤隔膜滤板的结构示意图。
图2是本发明一种新结构的高效洗涤隔膜滤板的侧面结构示意图。
图3是本发明一种新结构的高效洗涤隔膜滤板的Z处放大结构示意图。
图4是本发明一种新结构的高效洗涤隔膜滤板的Y处放大结构示意图。
图5是本发明一种新结构的高效洗涤隔膜滤板的水洗出液处部分结构示意图。
图6是本发明一种新结构的高效洗涤隔膜滤板的凸台部分结构示意图
01、外框 02、中间芯板 03、弹性压榨过滤膜 04、内环 05、凸台 06、凸点 07、凸台支撑体 08、支撑条 09、水洗出液孔 10、水洗出液斜孔 11、熔胶槽 12、水洗出液导出孔 13、进料孔 14、水洗出液斜口 15、压榨流体输送孔 16、板体 101、最低沟槽低平面 102、第一圈的内围面 103、第一圈的外围面 104、环状布置的支撑条 105、弹性压榨过滤膜的上表面 106、水洗出液斜口的下缘 107、弹性压榨过滤膜上的最低平面 201、外框的焊接熔合面 202、深入到外框内部的弹性压榨过滤膜材料 203、锁环 204、弹性压榨过滤膜材料上的环状布置凸台 205、深入到内环内部的弹性压榨过滤膜材料 206、内环的焊接熔合面。
具体实施方式
下面结合附图对本发明做进一步的说明。
实施例1
如图1、图2、图3、图4、图5、图6所示，一种新结构的高效洗涤隔膜滤板，它包括两片由弹性压榨过滤膜03、内环04、外框01三件通过二次注塑组合到一体的隔膜片、中间芯板02组合到一体的板体16，所述的板体16由两块隔膜片和一个中间芯板02组成，所述的板体16是由两片隔膜片的内环04、外 框01与中间芯板02焊接在中间芯板02两侧形成封闭腔室；所述的板体16四角处设置有水洗出液导出孔12，所述的水洗出液导出孔12的处设置有水洗出液孔09，所述的每个水洗出液孔09连接有两组水洗出液斜孔14，所述的板体16上水洗出液导出孔12的内围设置有凸台05，所述的弹性压榨过滤膜3正面有支撑滤布的凸点06，所述的板体16中心位置设置有进料孔13，所述的弹性压榨过滤膜3与中间芯板02之间设置有若干组凸台支撑体07，所述的隔膜片外框01、内环04、弹性压榨过滤膜03和中间芯板02围合之间形成密闭的压榨腔室；所述的板体16的一侧设置有通往密闭压榨腔室的压榨流体输送孔15。
本发明设置有采用新结构能解决洗涤滤饼时洗液容易短路等问题，可以洗液洗涤滤饼达到较好效果，本发明隔膜滤板对材料选择，加工工艺和设计结构做了较大的变动，主要分成几部分经注塑焊接而成，最终是由两片膜片和一个中间芯板02三大件组合到一体的高效洗涤隔膜滤板体16，隔膜片是由事先通过注塑成型的弹性压榨过滤膜03预置在注塑模具内，通过二次注塑将外框01、内环04三者焊接联系成为一个整体，可以根据不同的工作环境，调整各组成部分的材料来使其能适应各种不同工况的要求，同时本发明在弹性压榨过滤膜03的正面设有凸点06与支撑条08子用于过滤时支撑滤布及作为滤液水道使用，在应力集中的弹性压榨过滤膜03与外框01、内环04的结合部位设置有支撑条08与环状支撑条107能其区域起到有效的保护作用与支撑作用，将水洗出液斜孔10设在弹性压榨过滤膜03根部，这样有助于滤液的收集与洗液的均匀分布各处，进料孔13可以在外框01之内的任何位置，实用性强，本发明具有结构简单、便于滤液的收集与洗液的均匀分布、解决洗液易短路的问题、使洗涤滤饼达到较好的效果和实用性强的优点。
实施例2
如图1、图2、图3、图4、图5、图6所示，一种新结构的高效洗涤隔膜滤板，它包括两片由弹性压榨过滤膜03、内环04、外框01三件通过二次注塑组合到一体的隔膜片、中间芯板02组合到一体的板体16，所述的板体16由两块隔膜片和一个中间芯板02组成，所述的板体16是由两片隔膜片的内环04、外框01与中间芯板02焊接在中间芯板02两侧形成封闭腔室；所述的板体16四角处设置有水洗出液导出孔12，所述的水洗出液导出孔12的处设置有水洗出液孔09，所述的每个水洗出液孔09连接有两组水洗出液斜孔14，所述的板体16上水洗出液导出孔12的内围设置有凸台05，所述的弹性压榨过滤膜3正面有支撑滤布的凸点06，所述的板体16中心位置设置有进料孔13，所述的弹性压榨过滤膜3与中间芯板02之间设置有若干组凸台支撑体07，所述的隔膜片外框01、内环04、弹性压榨过滤膜03和中间芯板02围合之间形成密闭的压榨腔室；所述的板体16的一侧设置有通往密闭压榨腔室的压榨流体输送孔15，所述的中间芯板02为平板，可为实芯平板也可为有内部造型的空心平板，或者局部有通透孔的平板，加工形式为挤出板材、注塑板材、模压板材、焊接板材等平板，平板厚度范围在10mm～40mm，所述的隔膜片是由事先注塑预制成型的弹性压榨过滤膜放置在模具中作为嵌入件，通过再次注塑方式将外框01、内环01和弹性压榨隔膜03三者熔焊为一个整体，所述的隔膜片外框01、内环04采用硬质材料制成，弹性压榨过滤膜03采用弹性体材料制成，所述的两个隔膜片与中间芯板02焊接位置为外框01和内环04的外框焊接熔合面201和内环焊接熔合面206上，焊接面不得超过弹性压榨过滤膜上的最低平面107，保持最低平面与中间芯板02表面有1mm以上的距离，所述的与水洗出液孔09相通的水洗出液斜孔10设置的水洗出液斜口的下缘106与弹性压榨过滤膜上表面105相切或者接近，所述的弹性压榨过滤膜03靠近内环04、外框01附近支撑条08或凸点06 的背面设置有多道环状支撑条104或支撑凸点，支撑条104或支撑凸点的位置与正面的支撑条08或过滤凸点位置对应，对应等高线上截面积小于正面支撑条或过滤凸点截面积，所述的弹性压榨过滤膜06靠近内环04和外框01第一圈的内围面102要有一定的倾斜角度，大于3°小于30°，所述的弹性压榨过滤膜06靠近内环04和外框01第一圈的外围面103要平行于第一圈的内围面102，如果要有倾斜角度的话，其倾斜角度不大于5°，所述的隔膜片弹性压榨过滤膜06与内环04、外框01交接处存在着弹性压榨过滤膜的材料深入到内环内部和外框内部，深入到内环内部的弹性压榨过滤膜材料205和深入到外框内部的弹性压榨过滤膜材料2上下表面或设有锁环203或环状布置的凸点结构，所述的隔膜片外框的焊接融合面201、内环的焊接融合面206上设置有溶胶槽11，溶胶槽11设置在靠近弹性压榨过滤膜06一端，距离外框01和内环04边缘不超过10mm。
本发明设置有采用新结构能解决洗涤滤饼时洗液容易短路等问题，可以洗液洗涤滤饼达到较好效果，本发明隔膜滤板对材料选择，加工工艺和设计结构做了较大的变动，主要分成几部分经注塑焊接而成，最终是由两片膜片和一个中间芯板02三大件组合到一体的高效洗涤隔膜滤板体16，隔膜片是由事先通过注塑成型的弹性压榨过滤膜03预置在注塑模具内，通过二次注塑将外框01、内环04三者焊接联系成为一个整体，可以根据不同的工作环境，调整各组成部分的材料来使其能适应各种不同工况的要求，同时本发明在弹性压榨过滤膜03的正面设有凸点06与支撑条08子用于过滤时支撑滤布及作为滤液水道使用，在应力集中的弹性压榨过滤膜03与外框01、内环04的结合部位设置有支撑条08与环状支撑条107能其区域起到有效的保护作用与支撑作用，将水洗出液斜孔10设在弹性压榨过滤膜03根部，这样有助于滤液的收集与洗液的均匀分布各处， 进料孔13可以在外框01之内的任何位置，实用性强，本发明具有结构简单、便于滤液的收集与洗液的均匀分布、解决洗液易短路的问题、使洗涤滤饼达到较好的效果和实用性强的优点。

Claims (10)

  1. 一种新结构的高效洗涤隔膜滤板，它包括两片由弹性压榨过滤膜、内环、外框三件通过二次注塑组合到一体的隔膜片、中间芯板组合到一体的板体，其特征在于：所述的板体由两块隔膜片和一个中间芯板组成，所述的板体是由两片隔膜片的内环、外框与中间芯板焊接在中间芯板两侧形成封闭腔室；所述的板体四角处设置有水洗出液导出孔，所述的水洗出液导出孔处设置有水洗出液孔，所述的每个水洗出液孔连接有两组水洗出液斜孔，所述的板体上水洗出液导出孔的内围设置有凸台，所述的弹性压榨过滤膜正面有支撑滤布的凸点，所述的板体中心位置设置有进料孔，所述的弹性压榨过滤膜与中间芯板之间设置有若干组凸台支撑体，所述的隔膜片外框、内环、弹性压榨过滤膜和中间芯板围合之间形成密闭的压榨腔室；所述的板体的一侧设置有通往密闭压榨腔室的压榨流体输送孔。
  2. 如权利要求1所述的一种新结构的高效洗涤隔膜滤板，其特征在于：所述的中间芯板为平板，可为实芯平板也可为有内部造型的空心平板，或者局部表面有通透孔的平板，加工形式为挤出板材、注塑板材、模压板材、焊接板材等平板，平板厚度范围在10mm～40mm。
  3. 如权利要求1所述的一种新结构的高效洗涤隔膜滤板，其特征在于：所述的隔膜片是由事先注塑预制成型的弹性压榨过滤膜放置在模具中作为嵌入件，通过再次注塑方式将外框、内环和弹性压榨隔膜三者熔焊为一个整体，所述的隔膜片外框、内环采用硬质材料制成，弹性压榨过滤膜采用弹性体材料制成。
  4. 如权利要求1所述的一种新结构的高效洗涤隔膜滤板板体，其特征在于：所述的两个隔膜片与中间芯板焊接位置为外框和内环的焊接面和焊接熔合面上，焊接后的溶合面不得超过弹性压榨过滤膜上的最低平面，保持最低平面与 中间芯板表面有1mm以上的距离。
  5. 如权利要求1所述的一种新结构的高效洗涤隔膜滤板，其特征在于：所述的与水洗出液孔相通的水洗出液斜孔设置的水洗出液斜口的下缘与弹性压榨过滤膜上表面相切或者接近。
  6. 如权利要求1所述的一种新结构的高效洗涤隔膜滤板，其特征在于：所述的弹性压榨过滤面靠近内环、外框附近支撑条或凸点的背面设置有多道环状支撑条或支撑凸点，支撑条或支撑凸点的位置与正面的支撑条或过滤凸点位置对应，对应等高线上截面积小于正面支撑条或过滤凸点截面积。
  7. 如权利要求1所述的一种新结构的高效洗涤隔膜滤板，其特征在于：所述的弹性压榨过滤膜靠近内环和外框第一圈的内围面要有一定的倾斜角度，大于3°小于30°。
  8. 如权利要求1所述的一种新结构的高效洗涤隔膜滤板，其特征在于：所述的弹性压榨过滤膜靠近内环和外框第一圈的外围面要平行于第一圈内围面，如果要有倾斜角度的话，其倾斜角度不大于5°。
  9. 如权利要求1所述的一种新结构的高效洗涤隔膜滤板，其特征在于：所述的隔膜片弹性压榨过滤膜与内环、外框交接处存在着弹性压榨过滤膜的材料深入到内环内部和外框内部，深入到内环内部的弹性压榨过滤膜材料和深入到外框内部的弹性压榨过滤膜材料上下表面或设有锁环或环状布置的凸点结构。
  10. 如权利要求1所述的一种新结构的高效洗涤隔膜滤板，其特征在于：所述的隔膜片外框的焊接融合面、内环的焊接融合面上设置有溶胶槽11，溶胶槽设置在靠近弹性压榨过滤膜一端，距离外框和内环边缘不超过10mm。
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