CN218485313U

CN218485313U - Filter assembly for water treatment

Info

Publication number: CN218485313U
Application number: CN202221951706.2U
Authority: CN
Inventors: 汪逸
Original assignee: Wangting Power Generation Branch Of Shanghai Huadian Power Development Co ltd
Current assignee: Wangting Power Generation Branch Of Shanghai Huadian Power Development Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2023-02-17
Anticipated expiration: 2032-07-27

Abstract

Embodiments of the present application provide a filter assembly for water treatment, comprising a housing and a filter screen removably mounted within the housing; a filter cavity is formed on the inner side of the filter screen, a connecting shaft is arranged in the filter cavity, an inner hub of the impeller is movably sleeved on the connecting shaft, a plurality of brush holders are fixed on the outer hub of the impeller, and bristles contacted with the inner side wall of the filter screen are arranged on the outer sides of the brush holders; the impeller is pushed to rotate by the flowing of the liquid and moves up and down in a small range, so that the brush holder is driven to brush the inner side wall of the filter screen, the filter screen can be effectively prevented from being blocked, the filtering effect is improved, and the service life of the filter screen is prolonged; in addition, the filter screen can be periodically detached for deep cleaning or replacement, and the filtering effect is further ensured.

Description

Filter assembly for water treatment

Technical Field

The utility model relates to a water treatment technical field, concretely relates to filtering component that water treatment used.

Background

Sewage treatment is a process of purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage. Sewage treatment is widely applied to various fields such as building, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people. In sewage treatment process, often can use the filter screen subassembly to filter the impurity in the sewage, however, current filter assembly is after using, is difficult to clear up the impurity that adheres on the filter screen, influences the life of filter effect and filter screen.

Therefore, there is a need to develop a filter module for water treatment to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a filtering component that water treatment used to solve the technical problem of filter screen washing difficulty.

The embodiment of the utility model provides a filter assembly for water treatment, which comprises a shell and a filter screen detachably arranged in the shell; the filter screen is cylindrical and is coaxial with the shell, a filter cavity is formed on the inner side of the filter screen, and a purified water cavity is formed between the filter screen and the shell; the upper end and the lower end of the shell are respectively provided with a water inlet pipe and a slag discharge pipe which are communicated with the filter cavity, and the side wall of the shell is provided with a water outlet pipe which is communicated with the purified water cavity;

a connecting shaft is vertically arranged in the filtering cavity, and an impeller is arranged on the connecting shaft; the inner hub of the impeller is movably sleeved on the connecting shaft, and a plurality of brush holders are fixed on the outer hub of the impeller along the circumferential direction of the outer hub; the outer side of the brush holder is provided with bristles, and the bristles are in contact with the inner side wall of the filter screen.

Optionally, the shell includes the tube-shape casing and can dismantle upper end cover and the lower extreme cover of being connected with the tube-shape casing, the inlet tube is located on the upper end cover, the scum pipe is located on the lower extreme cover, install the scum valve on the scum pipe.

Optionally, the upper end and the lower end of the filter screen are detachably connected with the upper end cover and the lower end cover respectively.

Optionally, a sealing ring is arranged at the joint of the filter screen and the upper end cover and the lower end cover.

Optionally, the connecting shaft is fixedly mounted to the upper end cover or the lower end cover, the upper end and the lower end of the connecting shaft are both provided with limiting blocks, and the impeller is arranged between the two limiting blocks; the connecting shaft is sleeved with a spring, and two ends of the spring are respectively connected to the impeller and the limiting block.

Optionally, the water inlet pipe, the connecting shaft and the slag discharge pipe are coaxially arranged.

Optionally, the brush holder is removably attached to an outer hub of the impeller.

The embodiment of the utility model has the following beneficial effect:

1. set up impeller and brush yoke in the inboard of filter screen, utilize the flow promotion impeller rotation of liquid to drive the brush yoke and scrub the inside wall of filter screen, peel off the impurity that will adhere on the filter screen inside wall, can effectively avoid the filter screen to block up, still prolonged the life of filter screen when improving the filter effect.

2. The impeller is movably sleeved on the connecting shaft, the spring is connected between the impeller and the limiting block of the connecting shaft, the impeller can also move up and down in a small range under the impact of liquid in the rotating and brushing process, so that the brush holder is driven to brush the filter screen in the up-and-down direction, and the effect of stripping impurities is improved through the brushing in different directions.

3. The filter screen is detachable, and can be periodically detached for deep cleaning or replacement, so that the filtering effect is further ensured; in addition, the brush yoke can be dismantled with the impeller and be connected, conveniently clears up or changes the brush yoke, has guaranteed the effect of scrubbing of brush yoke.

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 described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained without inventive efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a top view of an impeller and brush holder according to an embodiment of the present invention;

fig. 3 is a schematic view of a disassembled state of the embodiment of the present invention;

the figures in the drawings represent:

1. a housing; 11. a water inlet pipe; 12. a slag discharge pipe; 13. a water outlet pipe; 14. a cylindrical housing; 15. an upper end cover; 16. a lower end cover; 2. a filter screen; 3. a filter chamber; 4. a water purifying cavity; 5. a connecting shaft; 51. a mounting frame; 52. a limiting block; 53. a spring; 6. an impeller; 7. a brush holder; 71. and (3) brush hairs.

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 in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention. Furthermore, it is to be understood that the description herein of specific embodiments is for purposes of illustration and explanation only and is not intended to limit the present disclosure. In the present invention, unless otherwise stated, the use of directional terms such as "upper" and "lower" generally means the upper and lower positions of the device in actual use or operation, specifically, the direction of the drawing in the drawings; while "inner" and "outer" are with respect to the outline of the device.

Referring to fig. 1 to 3, an embodiment of the present invention provides a filter assembly for water treatment, including a housing 1 and a filter screen 2 detachably installed in the housing 1. Wherein, filter screen 2 is the tube-shape and sets up with shell 1 is coaxial, and the inboard of filter screen 2 is formed with filter chamber 3, is formed with water purification chamber 4 between filter screen 2 and the shell 1. The upper end of the shell 1 is provided with a water inlet pipe 11 communicated with the filter cavity 3, the lower end is provided with a slag discharge pipe 12 communicated with the filter cavity 3, and the side wall of the shell 1 is provided with a water outlet pipe 13 communicated with the water purification cavity 4. When the device is used, liquid enters the filter cavity 3 from the water inlet pipe 11, is filtered and decontaminated by the filter screen 2, enters the water purification cavity 4 and is discharged from the water outlet pipe 13, and the filtered impurities fall into the lower slag discharge pipe 12 and are discharged by the slag discharge pipe 12. Further, a slag discharge valve may be installed on the slag discharge pipe 12 to collect and clean impurities.

In order to prevent the filter screen 2 from being blocked, a vertically-arranged connecting shaft 5 is installed in the filter cavity 3, an impeller 6 is installed on the connecting shaft 5, an inner hub of the impeller 6 is movably sleeved on the connecting shaft 5 through a sliding sleeve bearing and other connecting pieces, a plurality of brush holders 7 are fixed on an outer hub of the impeller 6 along the circumferential direction of the outer hub, and bristles 71 which are in contact with the inner side wall of the filter screen 2 are installed on the outer side of each brush holder 7. When liquid got into filter chamber 3 by inlet tube 11, impeller 6 can take place the rotation under the flow impact of liquid to drive brush yoke 7 and scrub the inside wall of filter screen 2, will adhere to the impurity of on the 2 inside walls of filter screen and peel off, and then effectively avoid filter screen 2 to block up, still prolonged filter screen 2's life when improving the filter effect. It should be understood that the number of the impellers 6 is not specifically limited, and from the viewpoint of structural stability, the present embodiment provides two impellers 6, and the two impellers 6 are disposed opposite to each other in the up-down direction and are respectively connected to the upper end and the lower end of the brush holder 7.

Further, the housing 1 comprises a cylindrical shell 14, and an upper end cover 15 and a lower end cover 16 which are matched with the cylindrical shell 14, wherein the water inlet pipe 11 is arranged on the upper end cover 15, and the slag discharge pipe 12 is arranged on the lower end cover 16. The upper end cover 15 and the lower end cover 16 are detachably connected with the cylindrical shell 14 through flange connection, threaded connection or clamping connection and the like, and the design of the separated shell facilitates cleaning and maintenance of the water inlet pipe 11, the slag discharge pipe 12 and all parts in the shell 1 by users. The upper end and the lower end of the filter screen 2 can be respectively detachably connected with the upper end cover 15 and the lower end cover 16 in a bolt connection mode, a clamping connection mode and the like (the connection part is provided with a sealing ring), the filter screen 2 is conveniently detached regularly for deep cleaning or replacement, and the filtering effect is further ensured. In addition, the brush holder 7 can also be detachably connected with the outer hub of the impeller 6 in a bolt connection mode, a clamping connection mode and the like, so that the brush holder 7 can be cleaned or replaced, and the brushing effect of the brush holder 7 is guaranteed.

Further, the connecting shaft 5 is fixedly mounted to the upper end cover 15 or the lower end cover 16 through a mounting frame 51, the upper end and the lower end of the connecting shaft 5 are both provided with limiting blocks 52, and the impeller 6 is arranged between the two limiting blocks 52. Still the cover is equipped with spring 53 on connecting axle 5, and the both ends of spring 53 are connected to impeller 6 respectively (for example the fixed part of wheel hub etc. do not influence the rotatory position of impeller 6 in the impeller 6) and stopper 52, make impeller 6 can also be at the up-and-down motion of the small amplitude under the impact of liquid in the rotatory in-process of scrubbing to drive brush yoke 7 and carry out the scrubbing of upper and lower direction to filter screen 2, through the scrubbing of equidirectional, improve the effect of peeling off impurity. The water inlet pipe 11, the connecting shaft 5 and the slag discharge pipe 12 are preferably arranged coaxially to ensure the impact effect of the liquid on the impeller 6.

The principle and the implementation of the present invention are explained by applying specific examples, and the above description of the embodiments is only used to help understand the technical solution and the core idea of the present invention; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present invention in its various embodiments.

Claims

1. A filter assembly for water treatment, comprising: comprises a shell and a filter screen which is detachably arranged in the shell; the filter screen is cylindrical and is coaxial with the shell, a filter cavity is formed on the inner side of the filter screen, and a purified water cavity is formed between the filter screen and the shell; the upper end and the lower end of the shell are respectively provided with a water inlet pipe and a slag discharge pipe which are communicated with the filter cavity, and the side wall of the shell is provided with a water outlet pipe which is communicated with the purified water cavity;

2. A filter module for water treatment as claimed in claim 1, wherein: the shell comprises a cylindrical shell, an upper end cover and a lower end cover, wherein the upper end cover and the lower end cover are detachably connected with the cylindrical shell, the water inlet pipe is arranged on the upper end cover, the slag discharging pipe is arranged on the lower end cover, and the slag discharging valve is arranged on the slag discharging pipe.

3. A filter assembly for water treatment as claimed in claim 2, wherein: the upper end and the lower end of the filter screen are detachably connected with the upper end cover and the lower end cover respectively.

4. A filter assembly for water treatment as claimed in claim 3, wherein: and a sealing ring is arranged at the joint of the filter screen and the upper end cover and the lower end cover.

5. A filter assembly for water treatment as claimed in claim 2, wherein: the connecting shaft is fixedly arranged on the upper end cover or the lower end cover, limiting blocks are arranged at the upper end and the lower end of the connecting shaft, and the impeller is arranged between the two limiting blocks; the connecting shaft is sleeved with a spring, and two ends of the spring are respectively connected to the impeller and the limiting block.

6. A filter assembly for water treatment as claimed in claim 5, wherein: the water inlet pipe, the connecting shaft and the slag discharge pipe are coaxially arranged.

7. A filter assembly for water treatment as claimed in claim 2, wherein: the brush holder is detachably connected with the outer hub of the impeller.