CN212417128U

CN212417128U - Diaphragm type pressure filter cloth washing device

Info

Publication number: CN212417128U
Application number: CN202020964481.9U
Authority: CN
Inventors: 许金桓; 李斌; 王宇飞
Original assignee: Lianyungang Xinjiang Environmental Protection Material Co ltd
Current assignee: Lianyungang Xinjiang Environmental Protection Material Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-01-29
Anticipated expiration: 2030-06-01

Abstract

The utility model discloses a diaphragm type filter press filter cloth washing device in the technical field of diaphragm type filter press filter cloth washing, which comprises a main body, wherein a diaphragm plate is arranged in the main body, filter plates are arranged on both sides of the main body, which are positioned on the diaphragm plate, filter cloth is arranged between the filter plates and the diaphragm plate, a cavity is formed between the filter plates and the main body, a channel is arranged between the filter plates and the filter cloth, one side of the filter plates, which is positioned on the channel, is slidably connected with a baffle plate, and a V-shaped rod is rotatably connected in the filter; drive V type pole through the cleaning water and take place to rotate, make the baffle slide down on the filter plate, make the passageway open, V type pole when taking place the pivoted, through the effect of second connecting rod, make to press the depression bar to drive and press the briquetting downstream, make kicking block compression filter cloth, form certain extrusion to the filter cloth, make impurity such as the filter cake that remains on the filter cloth surface shake off, rethread cleaning water flows into the filter cloth surface, the completion is to the washing of filter cloth, it is more abundant to filter cloth abluent.

Description

Diaphragm type pressure filter cloth washing device

Technical Field

The utility model relates to a diaphragm type pressure filter cloth washing technical field, concretely relates to diaphragm type pressure filter cloth washing device.

Background

The membrane type filter press, namely the membrane filter press, it is mainly used for supporting the filtering mechanism, connect and make up by thrust plate, pressure strip, base, oil cylinder body and girder, etc.; when the diaphragm type filter press works, a piston rod on the oil cylinder body pushes the pressing plate to tightly press the diaphragm plate, the filter plate and the filter cloth which are positioned between the pressing plate and the thrust plate so as to ensure that filter pulp with pressure is pressurized and filtered in the filter chamber.

In the use process, when the material feeding is finished, high-pressure fluid or gas medium can be injected into the diaphragm plate, at the moment, the whole diaphragm can be bulged to press a filter cake, and further the further dehydration of the filter cake is realized, namely the general squeezing filtration.

After the materials are squeezed and filtered, the materials need to be unloaded, after the materials are unloaded, the filter cloth needs to be washed, and the like.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to overcome the defects of the prior art and provide a diaphragm type filter press filter cloth washing device.

(II) technical scheme

The utility model provides a diaphragm type pressure filter cloth washing unit, which comprises a main body, the inside of main part is provided with the diaphragm plate, the both sides that the main part is located the diaphragm plate all are provided with the filter plate, all be provided with the filter cloth between filter plate and the diaphragm plate, form the cavity between filter plate and the main part, be provided with the passageway between filter plate and the filter cloth, one side sliding connection that the filter plate is located the passageway has the baffle, the inside rotation of filter plate is connected with V type pole, it has first connecting rod to articulate between V type pole and the baffle, fixedly connected with pressure spring between the top of V type pole and the filter plate, the inside sliding connection of filter plate has a plurality of evenly distributed's kicking block, fixedly connected with ejection spring between kicking block and the filter plate, the equal fixedly connected with of tip and the kicking block matched with of every kicking block press the briquetting, a.

Preferably, the end of the V-shaped bar remote from the first link extends into the chamber.

Preferably, the passages are inclined toward the center of the body, and the size of the baffle is larger than that of the passages.

Preferably, the contact surface of the ejector block and the pressing block is an adaptive inclined surface, and the end part of the ejector block is flush with the outer surface of the filter plate.

Preferably, when the pressing rod is at the lowest end, the pressing block is in contact with the top block, at the moment, the end part of the top block extends out of the surface of the filter plate, and the channel is in an open state.

(III) advantageous effects

The utility model provides a diaphragm type pressure filter cloth washing device has following advantage:

the filter cloth cleaning device comprises a filter plate, a V-shaped rod, a baffle plate, a channel, a first connecting rod, a second connecting rod, a pressing block, a pushing block, a filter cloth, a filter cake and other impurities, wherein the V-shaped rod is driven to rotate by cleaning water, the baffle plate slides downwards on the filter plate under the action of the first connecting rod, the channel is opened, the cleaning water enters the space between the filter cloth and the diaphragm plate to wash the filter cloth, the V-shaped rod rotates and drives the pressing block to move downwards under the action of the second connecting rod, the pressing block is in contact with the pushing block, the pushing block compresses the filter cloth, certain extrusion is formed on;

2, the passageway is towards the central department slope of main part and is distributed, and the size of baffle is greater than the size of passageway, and the baffle forms to seal the passageway under the initial condition of being convenient for, and the slope sets up, and the better inflow diaphragm plate of the water for washing of being convenient for and between the filter plate to carry out abundant washing to the filter cloth.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only for the purpose of the present invention, protecting some embodiments, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the main section structure of the present invention;

FIG. 2 is an enlarged view of area A of FIG. 1;

fig. 3 is an enlarged view of the region B in fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a main body; 2. a diaphragm plate; 3. filtering the plate; 4. filtering cloth; 5. a chamber; 6. a channel; 7. a baffle plate; 8. a V-shaped rod; 9. a first link; 10. a compression spring; 11. a top block; 12. ejecting a spring; 13. a pressing block; 14. a pressing lever; 15. a second link.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a filter cloth washing device of a diaphragm type filter press comprises a main body 1, a diaphragm plate 2 is arranged inside the main body 1, filter plates 3 are arranged on two sides, located on the diaphragm plate 2, of the main body 1, filter cloth 4 is arranged between each filter plate 3 and the corresponding diaphragm plate 2, a cavity 5 is formed between each filter plate 3 and the corresponding main body 1, specifically, a liquid discharge port is formed in the bottom of each cavity 5 and is mainly used for discharging filter liquid during filter pressing of materials, each diaphragm plate 2 is composed of two diaphragms and a core plate, external media (water or compressed air and the like) enter the space between the corresponding core plate and the corresponding diaphragm, the corresponding diaphragm is expanded to compress the corresponding filter plate 3 and a filter cavity, so that the filter plates are better separated, the solid content is improved, thrust plates and compression plates are respectively arranged on the tops and the bottoms of the diaphragm plates 2 of the 3 filter plates, and materials enter the space between the corresponding filter; a channel 6 is arranged between the filter plate 3 and the filter cloth 4, one side of the filter plate 3 positioned in the channel 6 is connected with a baffle 7 in a sliding way, the interior of the filter plate 3 is connected with a V-shaped rod 8 in a rotating way, a first connecting rod 9 is hinged between the V-shaped rod 8 and the baffle 7, a compression spring 10 is fixedly connected between the top of the V-shaped rod 8 and the filter plate 3, a plurality of ejecting blocks 11 which are uniformly distributed are connected in the interior of the filter plate 3 in a sliding way, an ejecting spring 12 is fixedly connected between the ejecting blocks 11 and the filter plate 3, the end part of each ejecting block 11 is fixedly connected with a pressing block 13 which is matched with the ejecting block 11, one side of each pressing block 13 is fixedly connected with a pressing rod 14, a second connecting rod 15 is hinged between the top end of the pressing rod 14 and the V-shaped rod 8, in particular, in an initial state, the V-shaped rod 8 is, through the elastic force effect of the ejection spring 12, the ejector block 11 is located inside the filter plate 3, the diaphragm plate 2 is guaranteed to extrude the filter plate 3 through the effect of the filter cloth 4, and the ejector block 11 does not influence the filter pressing treatment of the filter plate.

One specific application of this embodiment is: when the filter cloth 4 is washed, cleaning water with certain pressure is communicated with a liquid discharge opening of the cavity 5 and is in contact with the V-shaped rod 8 to drive the V-shaped rod 8 to rotate, the baffle 7 slides downwards on the filter plate 3 under the action of the first connecting rod 9 to open the channel 6, so that the cleaning water enters between the filter cloth 4 and the diaphragm plate 2 to wash the filter cloth 4, the V-shaped rod 8 drives the pressing block 13 to move downwards under the action of the second connecting rod 15 while rotating, the pressing block 13 is in contact with the top block 11 to compress the filter cloth 4 by the top block 11, a certain extrusion is formed on the filter cloth 4 to enable impurities such as filter cakes and the like remained on the surface of the filter cloth 4 to shake off and flow into the surface of the filter cloth 4 by the cleaning water, the cleaning water is discharged by opening a feed inlet at the bottom, and the cleaning of the filter cloth 4 is completed, the filter cloth 4 is cleaned more sufficiently.

Further, V type pole 8 keeps away from the one end of first connecting rod 9 and extends to 5 insides of cavity, and is concrete, when guaranteeing that the washing water enters from the leakage fluid dram, the V type pole 8 of drive that can be better takes place to rotate, realizes carrying out more abundant washing to the kicking block 11 to the jack-up of filter cloth 4 and to filter cloth 4.

Further, passageway 6 is towards the central department slope distribution of main part 1, and the size of baffle 7 is greater than the size of passageway 6, and is concrete, and baffle 7 forms to be sealed 6 under the initial condition of being convenient for, and the slope sets up, and the better inflow diaphragm plate 2 of the water for washing of being convenient for and between filter plate 3 to carry out abundant washing to filter cloth 4.

Further, the contact surface of kicking block 11 and the pressure piece 13 is the inclined plane of looks adaptation, and the tip of kicking block 11 and the surface parallel and level of filter plate 3 are concrete, guarantee to press the contact of kicking block 13 and kicking block 11, can make kicking block 11 extend filter plate 3 department, form the extrusion to filter cloth 4 for remaining filter cake is better on the filter cloth 4 to be given washing by the washing water and fall.

Further, when the pressing rod 14 is located at the lowest end, the pressing block 13 is in contact with the top block 11, at this time, the end of the top block 11 extends out of the surface of the filter plate 3, the channel 6 is in an open state, and specifically, when the channel 6 is ensured to be opened, the top block 11 extends out of the filter plate 3 to form extrusion on the filter cloth 4, so that the filter cloth 4 is sufficiently washed by water.

In the description herein, references to the description of the terms "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a diaphragm type pressure filter cloth washing unit, includes main part (1), the inside of main part (1) is provided with diaphragm plate (2), the both sides that main part (1) is located diaphragm plate (2) all are provided with filter plate (3), filter plate (3) with all be provided with filter cloth (4), its characterized in that between diaphragm plate (2): a cavity (5) is formed between the filter plate (3) and the main body (1), a channel (6) is arranged between the filter plate (3) and the filter cloth (4), one side of the filter plate (3) located at the channel (6) is connected with a baffle (7) in a sliding manner, a V-shaped rod (8) is rotatably connected inside the filter plate (3), a first connecting rod (9) is hinged between the V-shaped rod (8) and the baffle (7), a compression spring (10) is fixedly connected between the top of the V-shaped rod (8) and the filter plate (3), a plurality of uniformly distributed ejector blocks (11) are slidably connected inside the filter plate (3), an ejection spring (12) is fixedly connected between the ejector blocks (11) and the filter plate (3), and a pressing block (13) matched with the ejector blocks (11) is fixedly connected to the pressing end of each ejector block (11), one side of each pressing block (13) is fixedly connected with a pressing rod (14), and a second connecting rod (15) is hinged between the top end of each pressing rod (14) and the V-shaped rod (8).

2. The filter cloth water washing apparatus for membrane filter press according to claim 1, wherein: one end of the V-shaped rod (8) far away from the first connecting rod (9) extends to the inside of the cavity (5).

3. The filter cloth water washing apparatus for membrane filter press according to claim 2, wherein: the channel (6) is distributed in an inclined way towards the center of the main body (1), and the size of the baffle (7) is larger than that of the channel (6).

4. A membrane filter press filter cloth water washing apparatus according to claim 3, wherein: the contact surface of the ejector block (11) and the pressing block (13) is an inclined surface which is matched with each other, and the end part of the ejector block (11) is flush with the outer surface of the filter plate (3).

5. The filter cloth water washing apparatus for membrane filter press according to claim 1, wherein: when the pressing rod (14) is at the lowest end, the pressing block (13) is in contact with the ejector block (11), at the moment, the end part of the ejector block (11) extends out of the surface of the filter plate (3), and the channel (6) is in an open state.