CN2617454Y - Built-in hanging diaphragm filter board - Google Patents

Built-in hanging diaphragm filter board Download PDF

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Publication number
CN2617454Y
CN2617454Y CN 03230920 CN03230920U CN2617454Y CN 2617454 Y CN2617454 Y CN 2617454Y CN 03230920 CN03230920 CN 03230920 CN 03230920 U CN03230920 U CN 03230920U CN 2617454 Y CN2617454 Y CN 2617454Y
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CN
China
Prior art keywords
diaphragm
plate core
plate
filter
built
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN 03230920
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Chinese (zh)
Inventor
匡继勇
孙向南
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Better Filter Co ltd
Original Assignee
Hangzhou Better Filter Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hangzhou Better Filter Co ltd filed Critical Hangzhou Better Filter Co ltd
Priority to CN 03230920 priority Critical patent/CN2617454Y/en
Application granted granted Critical
Publication of CN2617454Y publication Critical patent/CN2617454Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a filter plate with diaphragm which is inner arranged and suspended. The diaphragm plates which are smaller than the plate core in size are arranged on the ring steps of both sides of the plate core respectively and the external cylinder surface between the diaphragm plates is packed into the hole of the plate core. The concave convex is geared on the hole surface of the diaphragm plates which are meshed with each other and clamped tightly by the flanges and the bolts. Besides, the sealed surface of the diaphragm plates is higher than the sealed surface of plate core. At least a diversion open channel which can divert the liquid is arranged on the four corners of the filter surface of the diaphragm plate. The utility model can prevent all the force from the press filter to press on the diaphragm which can cause the diaphragm to age swiftly. Thus, the period of usage of the diaphragm is prolonged greatly and the filter plate of the diaphragm is simple in structure, easy to change and low in cost.

Description

A kind of built-in suspension formula membrane filter plate
Technical field
The utility model relates to the filter plate of filter press, specifically a kind of built-in suspension formula membrane filter plate.
Background technology
For further improving the dehydration rate of filter press, people have designed variable filter chamber filter plate, have promptly installed flexible sheet additional at filter press filter chamber face, by to film chamber filled media, change chamber space, and filter cake is further dewatered.
Common membrane configuration has following several:
(1) plate core and diaphragm hot pressing or gummed, it is higher to make requirement and cost.
(2) the plate core connects on sealing surface or outside the sealing surface with diaphragm.The thrust of filter press all is pressed on the diaphragm, makes very easily fatigue aging of diaphragm.
(3) the plate core is inlayed with diaphragm and is connected, owing at plate core fluting, reduced filter sheet core intensity, very easily causes the plate core to break.
Summary of the invention
The purpose of this utility model provides a kind of built-in suspension formula membrane filter plate, and the filter press diaphragm places in the filter chamber and is suspended on the plate core, thereby avoids the whole clamping force of filter press to be pressed in the generation that causes the diaphragm quick aging on the diaphragm.
The technical solution adopted in the utility model is: be that two diaphragms of overall dimensions less than the plate core are contained in respectively on the ring-shaped step of plate core two sides, external cylindrical surface in the middle of two diaphragms is contained in the hole of plate core, the concavo-convex ring-shaped groove of two diaphragm hole end surfaces is meshing with each other, clamp with ring flange and bolt, the sealing surface of diaphragm is higher than plate core sealing surface.Four jiaos at the diaphragm filtering surface are respectively equipped with the diversion open channel that one or more can make liquid flow out.
The utility model is compared the beneficial effect that has with background technology: place the filter press diaphragm in the filter chamber and be suspended on the plate core, thereby avoid the whole clamping force of filter press all to be pressed in the generation that causes the diaphragm quick aging on the diaphragm, improve the service life of diaphragm greatly, and make diaphragm filter-plate structure simple and cheap for manufacturing cost, be convenient to change.
Description of drawings
Fig. 1 is a front view of the present utility model;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the B-B cutaway view of Fig. 1;
Fig. 4 is the cutaway view of another kind of structure.
The specific embodiment
As Fig. 1, Fig. 2, shown in Figure 3, the utility model is that two diaphragms 3 of overall dimensions less than plate core 1 are contained in respectively on the ring-shaped step of plate core 1 two sides, external cylindrical surface in the middle of two diaphragms 3 is contained in the hole of plate core 1, the concavo-convex ring-shaped groove 7 of the hole end surface of two diaphragms 3 is meshing with each other, 1~8 of the ring-shaped groove number of turns, clamp with ring flange 4 and bolt 5, the sealing surface of diaphragm 3 is higher than plate core 1 sealing surface, and the part thrust is acted on the plate core sealing surface.Four jiaos at diaphragm 3 filtering surfaces are provided with the diversion open channel 6 that one or more can make liquid flow out.The groove bar number of diversion open channel 6 is 1~50.
Two diaphragms 3 interlock (as shown in Figure 4) with bolt 2 clampings or small salient point 8 with the annular table terrace of plate core 1 two sides; Diaphragm 3 is plane or inclined-plane with plate core 1 faying face; Diaphragm 3 is provided with 1~6 with plate core 1 faying face and encloses the sealing ring of projection or spill.
Plate core 1 is made for polypropylene, polyethylene or metal material, and separator sheets 3 is natural rubber, synthetic rubber, or the polypropylene elastomeric material is made.

Claims (3)

1. built-in suspension formula membrane filter plate, it is characterized in that: overall dimensions are contained in respectively on the ring-shaped step of plate core (1) two sides less than two diaphragms (3) of plate core (1), external cylindrical surface in the middle of two diaphragms (3) is contained in the hole of plate core (1), the concavo-convex ring-shaped groove (7) of two diaphragms (3) hole end surface is meshing with each other, clamp with ring flange (4) and bolt (5), the sealing surface of diaphragm (3) is higher than plate core (1) sealing surface, is respectively equipped with the diversion open channel (6) that one or more can make liquid flow out at diaphragm (3) filtering surface four jiaos.
2. a kind of built-in suspension formula membrane filter plate according to claim 1 is characterized in that: the groove bar number of said diversion open channel (6) is 1~50.
3. a kind of built-in suspension formula membrane filter plate according to claim 1 is characterized in that: said two diaphragms (3) interlock with bolt (2) clamping or small salient point (8) with the annular table terrace of plate core (1) two sides.
CN 03230920 2003-04-28 2003-04-28 Built-in hanging diaphragm filter board Expired - Lifetime CN2617454Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 03230920 CN2617454Y (en) 2003-04-28 2003-04-28 Built-in hanging diaphragm filter board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 03230920 CN2617454Y (en) 2003-04-28 2003-04-28 Built-in hanging diaphragm filter board

Publications (1)

Publication Number Publication Date
CN2617454Y true CN2617454Y (en) 2004-05-26

Family

ID=34247866

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 03230920 Expired - Lifetime CN2617454Y (en) 2003-04-28 2003-04-28 Built-in hanging diaphragm filter board

Country Status (1)

Country Link
CN (1) CN2617454Y (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101850194A (en) * 2010-05-28 2010-10-06 杭州雅顿过滤机械有限公司 Rapid water-bursting filter plate
CN101678248B (en) * 2007-06-08 2012-10-10 拉洛斯股份公司 filter
CN103285638A (en) * 2013-05-25 2013-09-11 江苏星鑫分离设备制造有限公司 Integral composite rubber diaphragm filter plate
CN103386220A (en) * 2013-08-08 2013-11-13 禹州市大张过滤设备有限公司 Machining-free sealed square polypropylene filter plate
CN103442780A (en) * 2011-03-24 2013-12-11 株式会社久保田 Diaphragm, filter plates, and filter press dehydrator

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101678248B (en) * 2007-06-08 2012-10-10 拉洛斯股份公司 filter
CN101850194A (en) * 2010-05-28 2010-10-06 杭州雅顿过滤机械有限公司 Rapid water-bursting filter plate
CN103442780A (en) * 2011-03-24 2013-12-11 株式会社久保田 Diaphragm, filter plates, and filter press dehydrator
CN103442780B (en) * 2011-03-24 2016-03-30 株式会社久保田 Barrier film, filter and filter pressing dehydrator
CN103285638A (en) * 2013-05-25 2013-09-11 江苏星鑫分离设备制造有限公司 Integral composite rubber diaphragm filter plate
CN103386220A (en) * 2013-08-08 2013-11-13 禹州市大张过滤设备有限公司 Machining-free sealed square polypropylene filter plate
CN103386220B (en) * 2013-08-08 2015-04-01 禹州市大张过滤设备有限公司 Machining-free sealed square polypropylene filter plate

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CX01 Expiry of patent term

Expiration termination date: 20130428

Granted publication date: 20040526