CN215916609U

CN215916609U - Pre-filter with back-washing filter element replacement-free function

Info

Publication number: CN215916609U
Application number: CN202122398699.XU
Authority: CN
Inventors: 亓磊; 亓伟; 张会莉; 李力
Original assignee: Shandong Zhiheng Environmental Protection Technology Co ltd
Current assignee: Shandong Zhiheng Environmental Protection Technology Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-03-01
Anticipated expiration: 2031-09-30

Abstract

The utility model relates to the technical field of domestic water treatment, in particular to a pre-filter of a backwashing replacement-free filter element, which comprises a connecting cover, wherein the inner side of the connecting cover is spirally connected with a shell, the inner side of the shell is fixedly connected with a supporting ring, the inner side of the top end of the supporting ring is rotatably connected with a rotating rod, one end of the rotating rod is fixedly connected with a scraper, one end of the scraper is attached with a filter cylinder, the filter cylinder is arranged on the inner side of the shell, and the outer side of the scraper is fixedly connected with an impeller. And the filter can be taken out by taking down the plug, the operation is simple, and the use by workers is convenient.

Description

Pre-filter with back-washing filter element replacement-free function

Technical Field

The utility model relates to the technical field of domestic water treatment, in particular to a pre-filter with a back-washing replacement-free filter element.

Background

Tap water is water which is produced after being purified and disinfected by a tap water treatment plant and meets the corresponding standards and is used for life and production of people, the domestic water mainly draws rivers, lakes and underground water through a water taking pump station of the water plant, surface water is treated through technological processes of precipitation, disinfection, filtration and the like, and finally is conveyed to each user through a water distribution pump station, but rust silt in a pipeline can also enter the user when the tap water enters the user, and water hole head blockage and aging can be caused after a long time, the service life of a washing machine bearing is influenced, a shower head is blocked, and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pre-filter with a back-washing filter element free of replacement, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a leading filter of back flush exempt from to trade filter core, includes the connecting cover, the inboard spiral connection of connecting cover has the shell, the inboard fixedly connected with support ring of shell, the top inboard of support ring is rotated and is connected with the bull stick, the one end fixedly connected with scraper blade of bull stick, the one end laminating of scraper blade has the cartridge filter, and the cartridge filter setting is in the inboard of shell, the outside fixedly connected with impeller of scraper blade.

Preferably, a sealing plate is fixedly connected to the outer side of the top end of the filter cartridge, and the sealing plate is fixedly connected with the shell.

Preferably, the bottom outside spiral connection of shell has the connecting cylinder, the inboard spiral connection of connecting cylinder has the dead screw of lock, the one end outside spiral connection of dead screw has the end cap, and end cap and connecting cylinder block.

Preferably, the top end and the bottom end inner side of the shell are fixedly connected with a first sealing ring and a second sealing ring respectively, and the shell is clamped with the sealing plate and the plug through the first sealing ring and the second sealing ring respectively.

Preferably, the inner side of the right end of the connecting cover is communicated with a water inlet pipe, the water inlet pipe is communicated with the shell, and the inner side of the left end of the connecting cover is communicated with a water outlet pipe.

Preferably, the filter cartridge has a filter pore size of 40 microns.

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

according to the utility model, through the sealing plate, the filter cartridge, the first sealing ring, the plug, the locking screw, the shell, the second sealing ring, the rotating rod, the support ring, the impeller and the scraper, when tap water is filtered by the filter cartridge, the tap water can be cleaned by the impeller driving the scraper to rotate around the periphery of the filter cartridge, the filter cartridge is ensured not to be blocked, back washing and filter element replacement are not needed, the filter can be taken out by taking down the plug, the operation is simple, and the use of workers is convenient.

Drawings

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

FIG. 2 is a schematic view of the structure of FIG. 1 at point A according to the present invention;

fig. 3 is a schematic view of a top-down mounting structure of the impeller of the present invention.

In the figure: the device comprises a connecting cover 1, a water inlet pipe 2, a water outlet pipe 3, a connecting cylinder 4, a sealing plate 5, a filter cylinder 6, a first sealing ring 7, a plug 8, a locking screw 9, a shell 10, a second sealing ring 11, a rotating rod 12, a support ring 13, an impeller 14 and a scraper 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a leading filter of back flush replacement-free filter core, includes connecting cover 1, the inboard screwed connection of connecting cover 1 has shell 10, the inboard fixedly connected with support ring 13 of shell 10, the top inboard of support ring 13 is rotated and is connected with bull stick 12, the one end fixedly connected with scraper blade 15 of bull stick 12, the one end laminating of scraper blade 15 has cartridge filter 6, and cartridge filter 6 sets up the inboard at shell 10, the outside fixedly connected with impeller 14 of scraper blade 15, water can take impeller 14 to rotate, and impeller 14 takes scraper blade 15 to scrape in the outside of cartridge filter 6, carries out rotatory clearance, scrapes the filtrations to the downside that falls.

Further, the top outside fixedly connected with closing plate 5 of cartridge filter 6, and closing plate 5 and shell 10 fixed connection are convenient for realize fixed to cartridge filter 6.

Further, the bottom outside spiral connection of shell 10 has connecting cylinder 4, the inboard spiral connection of connecting cylinder 4 has lock screw 9, the one end outside spiral connection of lock screw 9 has end cap 8, and

end cap

8 and 4 blocks of connecting cylinder are convenient for realize the dismantlement clearance to end cap 8.

Further, the top end and the bottom end inner side of the shell 10 are fixedly connected with a first sealing ring 7 and a second sealing ring 11 respectively, and the shell 10 is clamped with the sealing plate 5 and the plug 8 through the first sealing ring 7 and the second sealing ring 11 respectively, so that the sealing performance between the sealing plate 5, the plug 8 and the shell 10 is ensured.

Further, the inboard intercommunication of the right-hand member of connecting cover 1 has inlet tube 2, and inlet tube 2 and shell 10 intercommunication, the inboard intercommunication of the left end of connecting cover 1 has outlet pipe 3, guarantees that the running water can get into the inboard of cartridge filter 6 from the outside of cartridge filter 6.

Further, the filter aperture of the filter cartridge 6 is 40 microns, so that the filter cartridge can be guaranteed to have a pin to intercept impurities such as silt, rust, ova and the like, and meanwhile, the filter cartridge cannot be blocked.

The working process is as follows: the utility model is connected with the pipeline through the inlet pipe 2 and the outlet pipe 3, the inlet pipe 2 is used for feeding water, the outlet pipe 3 is used for discharging water, the water is filtered through the outer side of the filter cylinder 6 and then enters the inner side of the filter cylinder 6, then the water flows out from the inner side of the filter cylinder 6 and flows out through the outlet pipe 3, the filtered object can be left on the outer side of the filter cylinder 6, meanwhile, the water can drive the impeller 14 to rotate, the impeller 14 drives the scraper 15 to scrape on the outer side of the filter cylinder 6 for rotary cleaning, the filtered object is scraped and falls to the lower side, meanwhile, the scraper 15 can drive the rotating rod 12 to rotate along the support ring 13, when the filtered object needs to be cleaned, the locking screw 9 is taken out from the inner side of the plug 8, then the plug 8 can be taken out from the inner side of the connecting cylinder 4, then the filtered object on the inner side of the shell 10 can fall off, and then the plug 8 is reset.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a leading filter of back flush exempts from to change filter core, includes connecting cover (1), its characterized in that: the inboard spiral connection of connecting cover (1) has shell (10), inboard fixedly connected with support ring (13) of shell (10), the top inboard rotation of support ring (13) is connected with bull stick (12), one end fixedly connected with scraper blade (15) of bull stick (12), the one end laminating of scraper blade (15) has cartridge filter (6), and cartridge filter (6) set up the inboard at shell (10), the outside fixedly connected with impeller (14) of scraper blade (15).

2. The pre-filter of claim 1, wherein the pre-filter comprises: the top outside fixedly connected with closing plate (5) of cartridge filter (6), and closing plate (5) and shell (10) fixed connection.

3. The pre-filter of claim 1, wherein the pre-filter comprises: the bottom outside spiral connection of shell (10) has connecting cylinder (4), the inboard spiral connection of connecting cylinder (4) has lock screw (9), the one end outside spiral connection of lock screw (9) has end cap (8), and end cap (8) and connecting cylinder (4) block.

4. The pre-filter of claim 1, wherein the pre-filter comprises: the top end and the bottom end inner side of the shell (10) are fixedly connected with a first sealing ring (7) and a second sealing ring (11) respectively, and the shell (10) is clamped with the sealing plate (5) and the plug (8) through the first sealing ring (7) and the second sealing ring (11) respectively.

5. The pre-filter of claim 1, wherein the pre-filter comprises: the water inlet pipe (2) is communicated with the inner side of the right end of the connecting cover (1), the water inlet pipe (2) is communicated with the shell (10), and the water outlet pipe (3) is communicated with the inner side of the left end of the connecting cover (1).

6. The pre-filter of claim 1, wherein the pre-filter comprises: the filter cylinder (6) has a filter pore size of 40 microns.