CN219209199U

CN219209199U - Front filter for water supply pipeline

Info

Publication number: CN219209199U
Application number: CN202320235128.0U
Authority: CN
Inventors: 黄艳蒲
Original assignee: Cangzhou Kaichuang Technology Co ltd
Current assignee: Cangzhou Kaichuang Technology Co ltd
Priority date: 2023-02-17
Filing date: 2023-02-17
Publication date: 2023-06-20
Anticipated expiration: 2033-02-17

Abstract

The utility model relates to the field of water supply and drainage, in particular to a pre-filter for a water supply pipeline, which comprises a cylinder body and a sealing cover, wherein an upper end opening of the cylinder body is sealed through the sealing cover, a water inlet and a water outlet are respectively formed in the top end surface and the side wall of the sealing cover, a filter assembly is arranged in the cylinder body and comprises a metal filter cylinder and a filter core suite, a cleaning assembly is arranged in the sealing cover and comprises a follow-up fan blade group and a cleaning brush, the follow-up fan blade group is arranged in the water inlet, and the water conveyed through the water inlet drives the follow-up fan blade group to rotate so as to drive the cleaning brush in transmission connection with the follow-up fan blade to rotate, and further drive the cleaning brush to clean the inner wall of the metal filter cylinder, so that the problem that in the filtering process of the prior pre-filter, large particle impurities are adhered to the metal filter cylinder to cause the blockage of a filter hole of the metal filter cylinder and influence the passing efficiency of the water in the filter is avoided.

Description

Front filter for water supply pipeline

Technical Field

The utility model relates to the field of water supply and drainage, in particular to a pre-filter for a water supply pipeline.

Background

When the water supply pipeline supplies water, according to different specifications of the conveying water body, the pre-filter is sometimes required to be used for filtering water in the water supply pipeline, impurity particles in the water body are taken out, and the quality of the water body in the water supply pipeline is improved.

Among the pre-filter that uses at present, often use bilayer filtration, set up metal filter screen and filter core in the device inside promptly, carry out secondary filtration to the water through metal filter screen and filter core cooperation, and wherein the great impurity of granule filters through metal filter screen, and the less impurity of granule filters through filter core.

In the actual filtering process, large-particle impurities are often adhered to the metal filter screen, so that the filter holes of the metal filter screen are blocked, and the passing efficiency of the water body in the filter is affected.

Disclosure of Invention

The utility model aims to provide a pre-filter for a water supply pipeline, which is used for solving the problems that in the filtering process of the prior pre-filter, large-particle impurities are adhered to a metal filter screen in the prior pre-filter, so that the filter holes of the metal filter screen are blocked, and the passing efficiency of water bodies in the filter is affected.

In order to achieve the above purpose, the utility model provides a front filter for a water supply pipeline, which comprises a cylinder and a sealing cover, wherein an upper end opening of the cylinder is sealed by the sealing cover, a water inlet is formed in the top end surface of the sealing cover, a water outlet is formed in the side wall of the sealing cover, and the water inlet and the water outlet are respectively connected with the corresponding water supply pipeline;

the filter assembly comprises a metal filter cartridge and a filter element sleeve, the metal filter cartridge is arranged in the cylinder, the filter element sleeve is sleeved on the outer side of the metal filter cartridge, and the upper end of the metal filter cartridge is connected with the water inlet in a sealing manner;

the cleaning assembly is used for cleaning impurities attached to the inner wall of the metal filter cylinder and comprises a follow-up fan blade set and a cleaning brush, wherein the follow-up fan blade set is installed in the water inlet, the follow-up fan blade set is driven to rotate by water conveyed through the water inlet, a brush rod of the cleaning brush is fixedly connected with a rotating shaft of the follow-up fan blade set, and bristles of the cleaning brush extend into the metal filter cylinder.

As a further scheme of the utility model, the cylinder body is connected with the sealing cover in a threaded connection mode.

As a further scheme of the utility model, the filter element kit comprises a ring-shaped filter element and a sleeve, wherein a placement cavity for placing the ring-shaped filter element is arranged in the sleeve.

As a further scheme of the utility model, a supporting frame and a supporting block are respectively arranged at the bottom of the cylinder body and inside the sealing cover, and the two ends of the metal filter cylinder and the sleeve are correspondingly connected with the supporting frame and the supporting block in a sealing way.

As a further scheme of the utility model, the brush rod of the cleaning brush and the metal filter cylinder are coaxially arranged, and the brush rod rotates to drive the brush hair to clean the inner wall of the metal filter cylinder.

As a further scheme of the utility model, a placing cavity for placing impurities is arranged at the bottom of the metal filter cylinder.

Compared with the prior art, the utility model designs the metal filter cartridge and the filter element suite along the concentric structure, water in the water supply pipeline enters the cylinder body through the water inlet on the sealing cover, and sequentially passes through the metal filter cartridge and the filter element suite for filtration, then is conveyed upwards along the cylinder body and finally is conveyed into the corresponding water supply pipeline through the water outlet on the sealing cover.

Drawings

Fig. 1 is a schematic structural view of a prefilter for a water supply pipeline according to the present utility model.

FIG. 2 is a schematic cross-sectional view of the view at A-A of FIG. 1 provided by the present utility model.

Fig. 3 is a top view of a follower fan blade provided by the present utility model.

Fig. 4 is a schematic structural view of a metal filter cartridge according to the present utility model.

In the accompanying drawings: 1. a cylinder; 101. a support frame; 2. sealing cover; 201. a water inlet; 202. a water outlet; 203. a support block; 3. a water supply pipe; 4. follow-up fan blades; 5. cleaning brushes; 501. a brush bar; 502. brushing; 6. a metal filter cartridge; 601. a placement cavity; 7. a cartridge kit; 701. a ring-shaped filter element; 702. a sleeve.

Detailed Description

The technical scheme of the utility model is further described in detail below with reference to the specific embodiments.

As shown in fig. 1, in the embodiment of the utility model, a pre-filter for a water supply pipeline comprises a cylinder 1 and a sealing cover 2, wherein an upper end opening of the cylinder 1 is sealed by the sealing cover 2, a water inlet 201 is formed in the top end surface of the sealing cover 2, a water outlet 202 is formed in the side wall of the sealing cover 2, and the water inlet 201 and the water outlet 202 are respectively connected with a corresponding water supply pipeline 3; the filter assembly is arranged in the cylinder body 1 and comprises a metal filter cartridge 6 and a filter element sleeve 7, the metal filter cartridge 6 is arranged in the cylinder body 1, the filter element sleeve 7 is sleeved on the outer side of the metal filter cartridge 6, and the upper end of the metal filter cartridge 6 is connected with the water inlet 201 in a sealing way; the cleaning assembly is arranged in the sealing cover 2 and is used for cleaning impurities attached to the inner wall of the metal filter cartridge 6, and comprises a follow-up fan blade 4 set and a cleaning brush 5, wherein the follow-up fan blade 4 set is arranged in the water inlet 201, the follow-up fan blade 4 set is driven to rotate by water conveyed through the water inlet 201, a brush rod 501 of the cleaning brush 5 is fixedly connected with a rotating shaft of the follow-up fan blade 4 set, and bristles 502 of the cleaning brush 5 extend into the metal filter cartridge 6;

the water in the water supply pipeline enters the cylinder body 1 through the water inlet 201 on the sealing cover 2, the metal filter cartridge 6 in the cylinder body 1 is used for filtering the water body once to remove impurity particles with larger volume specification in the water body, the filter cartridge kit 7 is used for further filtering the water body filtered by the metal filter cartridge 6 to further remove impurity particles with smaller volume specification in the water body, the water body after the secondary filtering is completed is conveyed upwards along the cylinder body 1 and finally discharged through the water outlet 202 on the sealing cover 2 and conveyed into the corresponding water supply pipeline, and the water inlet 201 and the water outlet 202 are arranged on the sealing cover 2, so that when a person maintains and cleans the filter assembly, the cylinder body 1 can be directly disassembled for replacement without operating the water supply pipeline, and the convenience of operation is improved;

further, in the filtering process, the mechanical energy conveyed to the water body in the metal filter cartridge 6 through the water inlet 201 drives the follow-up fan blade 4 to rotate, the follow-up fan blade 4 drives the cleaning brush 5 to rotate, the cleaning brush 5 cleans and scrapes impurities adhered to the inner wall of the metal filter cartridge 6, and the impurities are prevented from blocking the filter holes of the metal filter cartridge 6.

As shown in fig. 1, in the embodiment of the present utility model, the cylinder 1 and the sealing cover 2 are connected by a threaded connection manner, and a plurality of anti-skid threads are provided on the outer side of the cylinder 1, so that an operator can conveniently assemble and disassemble the cylinder 1, and of course, other fixing connection manners, such as a bolt connection manner, can be selected according to the specification of the water supply pipeline in actual design, and the utility model can also carry out hard requirements on the water supply pipeline.

As shown in fig. 1, in the embodiment of the present utility model, the filter element set 7 includes a ring filter element 701 and a sleeve 702, a placement cavity 601 for placing the ring filter element 701 is provided in the sleeve 702, and in the present utility model, when the ring filter element 701 is used until the replacement time, a sealing ring on the sleeve 702 can be opened to replace the ring filter element 701;

and further, support frame 101 and supporting shoe 203 are installed respectively to barrel 1 bottom and sealed lid 2 inside, metal cartridge filter 6 and sleeve 702 both ends correspond with support frame 101 and supporting shoe 203 sealing connection, all be provided with two sets of spacing annular on support frame 101 and the supporting shoe 203 with one heart, metal cartridge filter 6 and sleeve 702 both ends are installed in corresponding spacing annular, and install sealed the pad in the spacing annular, after barrel 1 installs the completion, seal through sealed pad, avoid the condition that the junction of support frame 101 and supporting shoe 203 takes place the weeping.

As shown in fig. 1, in the embodiment of the present utility model, the brush rod 501 of the cleaning brush 5 is coaxially disposed with the metal filter cartridge 6, and the brush rod 501 rotates to drive the brush hair 502 to clean the inner wall of the metal filter cartridge 6, and two groups of brush hair 502 are circumferentially disposed on the brush rod 501, and the cleaning of the inner wall of the metal filter cartridge 6 is realized by the rotation of the two groups of brush hair 502, and the number of the groups of brush hair 502 on the brush rod 501 can be actually adjusted according to the diameter specification of the metal filter cartridge 6;

further, the bottom of the metal filter cartridge 6 is provided with a placing cavity 601 for placing impurities, and when the water in the water supply pipeline stops conveying, the impurities deposited at the moment can fall into the placing cavity 601 for collection.

According to the utility model, the metal filter cartridge 6 and the filter element suite 7 are designed along the concentric structure, water in the water supply pipeline enters the cylinder body 1 through the water inlet 201 on the sealing cover 2, and sequentially passes through the metal filter cartridge 6 and the filter element suite 7 for filtration, and then is conveyed upwards along the cylinder body 1 and finally is conveyed into the corresponding water supply pipeline through the water outlet 202 on the sealing cover 2.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

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

Claims

1. The front filter for the water supply pipeline is characterized by comprising a barrel and a sealing cover, wherein an opening at the upper end of the barrel is sealed by the sealing cover, a water inlet is formed in the top end surface of the sealing cover, a water outlet is formed in the side wall of the sealing cover, and the water inlet and the water outlet are respectively connected with the corresponding water supply pipeline;

2. A prefilter for a water supply line according to claim 1, wherein said cartridge is threadably connected to said seal cap.

3. A prefilter for a water supply line according to claim 1, wherein the cartridge kit comprises a ring cartridge and a sleeve having a receiving cavity therein for receiving the ring cartridge.

4. A prefilter for a water supply pipe according to claim 3, wherein the bottom of the cylinder and the inside of the sealing cover are respectively provided with a supporting frame and a supporting block, and both ends of the metal filter cartridge and the sleeve are correspondingly connected with the supporting frame and the supporting block in a sealing manner.

5. The prefilter for a water supply pipe according to claim 1, wherein the brush bar of the cleaning brush is coaxially disposed with the metal filter cartridge, and the brush bar rotates to drive the brush hair to clean the inner wall of the metal filter cartridge.

6. A prefilter for a water supply line according to claim 1, wherein the metal filter cartridge bottom is provided with a placement cavity for placement of impurities.