CN220530840U

CN220530840U - Cartridge filter

Info

Publication number: CN220530840U
Application number: CN202321932696.2U
Authority: CN
Inventors: 荆俊杰; 张海军; 安晓亮; 张平; 梁峥洋; 郝文纬
Original assignee: Shanxi Xinjing Coal Mine Co ltd
Current assignee: Shanxi Xinjing Coal Mine Co ltd
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2024-02-27
Anticipated expiration: 2033-07-21

Abstract

The utility model relates to the technical field of filters, in particular to a cartridge filter, which comprises a cartridge and a filter screen arranged in the cartridge, wherein one end of the cartridge is provided with a water outlet, the open end of the filter screen is communicated with the water outlet, the other end of the cartridge is provided with a water inlet, the water inlet and the water outlet are separated by the filter screen, the water inlet and the water outlet are respectively connected with a water inlet pipeline I and a water outlet pipeline I, a valve II is arranged on the water outlet pipeline I, the water inlet pipeline I is communicated with the water outlet by the water inlet pipeline II, a valve III is arranged on the water inlet pipeline II, a valve I is arranged on the water inlet pipeline I between the water inlet pipeline II and the water inlet, a water outlet pipeline II is arranged on the water inlet pipeline I between the valve I and the water inlet, and a valve IV is arranged on the water outlet pipeline II. By arranging four valves, the utility model can realize the back flushing function on the basis of not changing the structure of the traditional cartridge filter.

Description

Cartridge filter

Technical Field

The utility model relates to the technical field of filters, in particular to a cartridge filter.

Background

The fully mechanized mining face electrohydraulic control support equipment that our company used is continuously updated the in-process and is being cleaned the requirement to the emulsion higher and higher, in order to guarantee the cleanliness of emulsion, need filter the emulsion, and current cartridge filter screen is inconvenient carries out self-cleaning, after working a period, just need dismantle the filter screen again and wash or change the filter screen, influences production efficiency. The Chinese patent with publication number of CN214182005U discloses a cartridge filter, which adopts a specially arranged water pump to perform back flushing, and although the problems can be solved to a certain extent, the complexity of the equipment is increased, and the popularization and the use are not facilitated.

Accordingly, there is a need for improvements over the prior art.

Disclosure of Invention

In order to overcome the defects in the prior art, the cylinder filter with a simple structure and a back flushing function is provided.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the cylinder type filter comprises a cylinder body and a filter screen arranged in the cylinder body, wherein one end of the cylinder body is provided with a water outlet, the opening end of the filter screen is communicated with the water outlet, the other end of the cylinder body is provided with a water inlet, the water inlet and the water outlet are separated by the filter screen, the water inlet and the water outlet are respectively connected with a water inlet pipeline I and a water outlet pipeline I, and a valve II is arranged on the water outlet pipeline I;

the water inlet pipeline I is communicated with the water outlet through a water inlet pipeline II, and a valve III is arranged on the water inlet pipeline II;

be provided with valve I on the inlet channel I between inlet channel II and the water inlet, be provided with outlet conduit II on the inlet channel I between valve I and the water inlet, outlet conduit II is provided with valve IV.

Further, the valve I, the valve II, the valve III and the valve IV are all ball valves.

Further, the filter screen is the cylindric filter screen, and the open end of cylindric filter screen is provided with the flange, be provided with on the barrel with flange assorted mount pad, cylindric filter screen joint is on the mount pad, is provided with sealed pad between flange and the mount pad.

Further, the side wall of the mounting table is provided with a push-type positioner, the push-type positioner comprises a spring and a positioning block which is arranged on the mounting table in a sliding manner, and two ends of the spring are respectively connected with the positioning block and the side wall of the mounting table;

and a positioning groove matched with the positioning block is formed in the connecting flange of the cylindrical filter screen.

Furthermore, a plurality of push type locators are uniformly distributed along the circumferential direction of the mounting table, and at least one locating block is in a cube shape.

Further, at least one positioning block is a wedge-shaped block, and the upper end face of the wedge-shaped block and one side face of the wedge-shaped block are inclined planes.

Compared with the prior art, the utility model has the following beneficial effects:

1. by arranging the four valves, the utility model can realize the back flushing function on the basis of not changing the structure of the traditional cartridge filter, and the utility model does not need to additionally arrange a water pump, and can directly adopt the traditional water supply pipeline, thereby greatly saving the transformation cost.

2. According to the utility model, the filter screen can be quickly disassembled and assembled by arranging the push type positioner, so that the assembly time is saved, and the assembly difficulty is reduced.

Drawings

The following detailed description of the utility model will be given with reference to the accompanying drawings.

FIG. 1 is a schematic illustration of the operation of a cartridge filter in a normal operating condition;

FIG. 2 is a schematic illustration of the operation of a cartridge filter in a backwashed condition;

FIG. 3 is a cross-sectional view of a cartridge filter construction;

FIG. 4 is an enlarged view of a portion of FIG. 3A;

FIG. 5 is a schematic view of a mounting table structure;

fig. 6 is a partial enlarged view of B in fig. 5.

In the figure: 1-cylinder, 11-water outlet, 12-water inlet, 13-water inlet pipeline I, 14-valve II, 15-water inlet pipeline II, 16-valve III, 17-valve I, 18-water outlet pipeline II, 19-valve IV, 2-filter screen, 21-connection flange, 22-mounting table, 23-sealing gasket, 3-push type positioner, 31-spring and 32-positioning block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 6, a cartridge filter comprises a cartridge 1 and a filter screen 2 arranged in the cartridge 1, wherein one end of the cartridge 1 is provided with a water outlet 11, the open end of the filter screen 2 is communicated with the water outlet 11, the other end of the cartridge 1 is provided with a water inlet 12, the water inlet 12 and the water outlet 11 are separated by the filter screen 2, and liquid to be filtered is filtered through the filter screen 2 and discharged from the water outlet 11 after entering from the water inlet 12.

The water inlet 12 and the water outlet 11 are respectively connected with a water inlet pipeline I13 and a water outlet pipeline I, and the water outlet pipeline I is provided with a valve II 14; the water inlet pipeline I13 is communicated with the water outlet 11 through a water inlet pipeline II 15, and a valve III 16 is arranged on the water inlet pipeline II 15; a valve I17 is arranged on a water inlet pipeline I13 positioned between the water inlet pipeline II 15 and the water inlet 12, a water outlet pipeline II 18 is arranged on the water inlet pipeline I13 positioned between the valve I17 and the water inlet 12, and a valve IV 19 is arranged on the water outlet pipeline II 18.

When the filter is in a normal working state, the valve I17 and the valve II 14 are normally open, the valve III 16 and the valve IV 19 are normally closed, and liquid enters the cylinder 1 through the water inlet pipeline I13 and the valve I17 and is discharged through the water outlet pipeline I after being filtered by the filter screen 2.

When the filter is in a back flushing state, the valve III 16 and the valve IV 19 are normally open, the valve I17 and the valve II 14 are normally closed, liquid enters the filter screen 2 through the water inlet pipeline II 15 and the water outlet 11, back flushing of the filter screen 2 is realized, and flushed impurities are discharged through the water outlet pipeline II 18.

The filter can be manually backwashed under the condition of not being dismantled, so that the filter can be dredged at any time during operation, the filter screen does not need to be replaced after the filter is blocked, and the cost consumption is saved.

The valve I17, the valve II 14, the valve III 16 and the valve IV 19 are all ball valves.

The utility model discloses the cartridge filter body can adopt current cartridge filter, also can adopt following structure.

The filter screen 2 is the cylindric filter screen, the open end of cylindric filter screen is provided with flange 21, be provided with on the barrel 1 with flange 21 assorted mount table 22, the mount table 22 lateral wall is provided with but push type locator 3, but push type locator 3 includes spring 31 and the locating piece 32 of slip setting on mount table 22, the both ends of spring 31 are connected with locating piece 32, mount table 22 lateral wall respectively, be provided with on the flange 21 of cylindric filter screen with locating piece 32 matched with constant head tank, the cylindric filter screen passes through but push type locator 3 joint on mount table 22, realize the assembly. A gasket 23 is provided between the connection flange 21 and the mounting table 22 to prevent liquid from being directly discharged without being filtered.

In order to ensure the assembly effect, the plurality of positioning blocks 3 are uniformly distributed along the circumferential direction of the mounting table 22, and at least one positioning block 32 is in a cube shape and is used for realizing circumferential positioning, preferably one positioning block, and other positioning blocks of the pressing type positioning device 3 except the cube-shaped positioning block 32 all adopt wedge blocks, and the upper end face of each wedge block and one side face of each wedge block are inclined planes.

When the assembly is needed, only the cube-shaped positioning block is needed to be opened manually, and the cylindrical filter screen is pressed inwards due to the inclined plane adopted by the upper end face of the wedge block, so that the wedge block is retracted under pressure, and the assembly can be realized; when the cylindrical filter screen is required to be disassembled, the cube-shaped positioning block is manually opened, and as the side surface of the wedge block adopts an inclined plane, the cylindrical filter screen can be taken out only by rotating the cylindrical filter screen in the direction of the inclined plane and retracting the wedge block under pressure.

The preferred embodiments of the present utility model have been described in detail, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model, and the various changes are included in the scope of the present utility model.

Claims

1. A cartridge filter, characterized by: the novel water purifier comprises a barrel body (1) and a filter screen (2) arranged in the barrel body (1), wherein a water outlet (11) is formed in one end of the barrel body (1), the opening end of the filter screen (2) is communicated with the water outlet (11), a water inlet (12) is formed in the other end of the barrel body (1), the water inlet (12) and the water outlet (11) are separated by the filter screen (2), the water inlet (12) and the water outlet (11) are respectively connected with a water inlet pipeline I (13) and a water outlet pipeline I, and a valve II (14) is arranged on the water outlet pipeline I;

the water inlet pipeline I (13) is communicated with the water outlet (11) through a water inlet pipeline II (15), and a valve III (16) is arranged on the water inlet pipeline II (15);

a valve I (17) is arranged on a water inlet pipeline I (13) between a water inlet pipeline II (15) and a water inlet (12), a water outlet pipeline II (18) is arranged on the water inlet pipeline I (13) between the valve I (17) and the water inlet (12), and a valve IV (19) is arranged on the water outlet pipeline II (18).

2. A cartridge filter according to claim 1, wherein: the valve I (17), the valve II (14), the valve III (16) and the valve IV (19) are all ball valves.

3. A cartridge filter according to claim 1, wherein: the filter screen (2) is a cylindrical filter screen, a connecting flange (21) is arranged at the opening end of the cylindrical filter screen, an installation table (22) matched with the connecting flange (21) is arranged on the cylinder body (1), the cylindrical filter screen is connected onto the installation table (22) in a clamping mode, and a sealing gasket (23) is arranged between the connecting flange (21) and the installation table (22).

4. A cartridge filter according to claim 3, wherein: the side wall of the mounting table (22) is provided with a push type positioner (3), the push type positioner (3) comprises a spring (31) and a positioning block (32) which is arranged on the mounting table (22) in a sliding manner, and two ends of the spring (31) are respectively connected with the positioning block (32) and the side wall of the mounting table (22);

a positioning groove matched with the positioning block (32) is arranged on the connecting flange (21) of the cylindrical filter screen.

5. A cartridge filter as defined in claim 4, wherein: the plurality of the push type locators (3) are uniformly distributed along the circumferential direction of the mounting table (22), and at least one locating block (32) is in a cube shape.

6. A cartridge filter as defined in claim 5, wherein: at least one positioning block (32) is a wedge-shaped block, and the upper end face and one side face of the wedge-shaped block are inclined planes.