CN215327327U

CN215327327U - Filter element assembly with built-in backflow impact resistant structure

Info

Publication number: CN215327327U
Application number: CN202121869978.3U
Authority: CN
Inventors: 裴玉祥
Original assignee: Xinlongying Wuhan Technology Co ltd
Current assignee: Xinlongying Wuhan Technology Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2021-12-28
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a filter element assembly with a built-in backflow impact resistant structure, which comprises a shell, wherein a filter base is arranged below the shell, drain pipes are arranged on the left side and the right side of the filter base, and a backflow preventing mechanism is arranged at the tail end of each drain pipe; the sealing groove is fixedly arranged on the upper surface of the filter element mechanism; a sealing joint disposed above the housing, the sealing joint having a sealing ring disposed therein. This built-in filter element group spare of anti backward flow impact structure, use through anti-return mechanism, when the water after filtering passes through the drain pipe drainage, promote spring and hemisphere under the effect of rivers and keep away from the drain pipe and then make rivers see through the filter membrane, the flow direction delivery port, when rivers backward flow, oppression hemisphere blocks up the drain pipe, avoid backward flow to crowd water pollution, wherein the hemisphere one side improves anti-return flow leakproofness for the convex surface, the another side plane improves anti backward flow and strikes, through the use of communicating pipe and through-hole, reduce the rivers backward flow.

Description

Filter element assembly with built-in backflow impact resistant structure

Technical Field

The utility model relates to the technical field of filter element assemblies, in particular to a filter element assembly with a built-in backflow impact resistant structure.

Background

The filter is an indispensable device on the fluid conveying pipeline, and can effectively realize liquid-solid separation by intercepting solid particles in fluid. The filter element group spare is the most important component part of filter, and pending fluid gets into the filter, and through filter element group spare interception solid particle wherein, clean fluid sees through filter element group spare, and through the discharge of filter export, both can realize the purification treatment to the fluid, and wherein filter element group spare includes filter flask, filter flask lid and filter core, is provided with the water inlet on the filter flask lid, but anti backward flow structural effect is relatively poor in the general filter element group spare for the inside easy cluster water pollution of filter element group spare, consequently, needs a built-in filter element group spare of anti backward flow impact structure.

The anti backward flow structure effect is relatively poor in current filter element group spare for the inside easy problem of polluting of filter element group spare, for this reason, we provide a built-in anti backward flow and strike the filter element group spare of structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a filter element assembly with a built-in backflow impact resistant structure, and aims to solve the problem that the interior of the filter element assembly is easy to pollute due to the poor effect of the existing backflow resistant structure in the filter element assembly in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a filter element assembly with built-in anti-backflow impingement structure, comprising:

the filter comprises a shell, wherein a filter base is arranged below the shell, drain pipes are arranged on the left side and the right side of the filter base, and the tail ends of the drain pipes are provided with anti-backflow mechanisms;

a water outlet disposed at the bottom of the filter base;

the filter element mechanism is fixedly arranged in the shell, and a sewage discharge pipe is arranged on the right side of the filter element mechanism;

the sealing groove is fixedly arranged on the upper surface of the filter element mechanism;

a sealing joint disposed above the housing, the sealing joint having a sealing ring disposed therein.

Preferably, the backflow prevention mechanism includes:

filtering the membrane;

a spring mounted inside the filter membrane;

a hemisphere disposed at a distal end of the spring.

Preferably, the first support and the second support form an elastic structure through a spring, and the first support and the second support are symmetrical with each other about a vertical center line of the ring disc.

Preferably, the spring is elastically connected with the hemisphere, and the spring is uniformly distributed along the inner wall of the filter membrane.

Preferably, the filter cartridge mechanism comprises:

a communicating pipe;

a through hole provided on a surface of the communication pipe;

the activated carbon layer is sleeved outside the communicating pipe, and thickened filter cotton is arranged outside the activated carbon layer;

a water inlet disposed at a top end of the communication pipe.

Preferably, the cross section of the through hole is of a transverse V-shaped structure, and the through holes are uniformly distributed along the surface of the communicating pipe.

Preferably, the activated carbon layer is tightly attached to the thickened filter cotton, and the activated carbon layer and the thickened filter cotton are both in a circular structure.

Preferably, the sealing ring is connected with the sealing groove in a clamping mode, and the sealing joint is in threaded connection with the shell.

Compared with the prior art, the utility model provides a filter element assembly with a built-in backflow impact resistant structure, which has the following beneficial effects: this built-in filter element group spare of anti backward flow impact structure passes through the use of anti-return mechanism, and when the water after filtering passes through the drain pipe drainage, promotes spring and hemisphere under the effect of rivers and keeps away from the drain pipe and then make rivers see through the filter membrane, and the flow direction delivery port when rivers backward flow, oppression hemisphere blocks up the drain pipe, avoids backward flow to crowd water pollution.

1. Through the use of the backflow prevention mechanism, when filtered water is drained through the drain pipe, the spring and the hemisphere are pushed to be away from the drain pipe under the action of water flow so that the water flow penetrates through the filter membrane and flows to the water outlet, when the water flow flows back, the hemisphere is pressed to block the drain pipe so as to avoid backflow and water mixing pollution, wherein one surface of the hemisphere is a convex surface to improve backflow prevention sealing performance, the other surface of the hemisphere is a plane to improve backflow resistance impact, through the use of the communication pipe and the through hole, the backflow of the water flow is reduced, the cross section of the through hole is of a transverse V-shaped structure, the opening at the front end is large, the opening at the rear end is small, the water flow flows from the direction with the large opening to the rear end with the small opening during filtering, the water pressure is large, the water flow flows from the direction with the small opening to the front end with the large opening during backflow, the water pressure is small, and the backflow of the water flow is effectively prevented;

2. according to the utility model, through the use of the activated carbon layer and the thickened filter cotton, a double-layer filtering measure is arranged, the filtering effect of a water body is effectively improved, the water flow purification quality is improved, the water body is more efficiently purified and used, the integral sealing performance is improved conveniently through the use of the sealing ring and the sealing groove, the sealing ring is directly clamped in the sealing groove, the installation is simple and easy to operate, the water inlet penetrates through the inside of the sealing joint, and the pollution caused by the poor water flow sealing performance is reduced;

drawings

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

FIG. 2 is a schematic perspective view of a filter cartridge mechanism and a seal joint according to the present invention;

FIG. 3 is a schematic cross-sectional view of a filter element mechanism according to the present invention;

FIG. 4 is a schematic cross-sectional view of the housing of the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 4 according to the present invention.

In the figure: 1. a housing; 2. a filter base; 3. a blow-off pipe; 4. a water outlet; 5. a drain pipe; 6. a filter element mechanism; 601. a communicating pipe; 602. a through hole; 603. an activated carbon layer; 604. thickening the filter cotton; 605. a water inlet; 7. a backflow prevention mechanism; 701. filtering the membrane; 702. a spring; 703. a hemisphere; 8. a sealing groove; 9. sealing the joint; 10. and (4) a sealing ring.

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.

As shown in fig. 1, 2, 4 and 5, a filter element assembly with built-in backflow impact resistant structure includes: the filter comprises a shell 1, wherein a filter base 2 is arranged below the shell 1, drain pipes 5 are arranged on the left side and the right side of the filter base 2, and the tail ends of the drain pipes 5 are provided with anti-backflow mechanisms 7; a water outlet 4 arranged at the bottom of the filtering base 2; the filter element mechanism 6 is fixedly arranged inside the shell 1, and a sewage discharge pipe 3 and a filter membrane 701 are arranged on the right side of the filter element mechanism 6; a spring 702 mounted inside the filter membrane 701; the hemisphere 703 is arranged at the tail end of the spring 702, the spring 702 is elastically connected with the hemisphere 703, the spring 702 is uniformly distributed along the inner wall of the filter membrane 701, and through the use of the backflow prevention mechanism 7, when filtered water is drained through the drain pipe 5, the spring 702 and the hemisphere 703 are pushed to be away from the drain pipe 5 under the action of water flow so that the water flow penetrates through the filter membrane 701 and flows to the water outlet 4, when the water flow flows back, the hemisphere 703 is pressed to block the drain pipe 5, backflow cross-water pollution is avoided, wherein one surface of the hemisphere 703 is a convex surface, backflow prevention sealing performance is improved, and the other surface of the hemisphere 703 is provided with backflow impact resistance; a seal groove 8 fixedly installed on an upper surface of the filter element mechanism 6; sealing joint 9, it settles in the top of shell 1, sealing joint 9's inside is provided with sealing ring 10, be connected for the block between sealing ring 10 and the seal groove 8, be threaded connection between sealing joint 9 and the shell 1, the use through sealing ring 10 and seal groove 8 is convenient for improve holistic leakproofness, wherein the inside at seal groove 8 of the direct block of sealing ring 10, the simple easy operation of installation passes water inlet 605 from sealing joint 9's inside again, reduce the pollution that rivers leakproofness is relatively poor and lead to.

As shown in fig. 2 and 3, a cartridge assembly with built-in backflow impact resistant structure, comprising: a communication pipe 601; the through holes 602 are arranged on the surface of the communicating pipe 601, the cross section of each through hole 602 is of a horizontal V-shaped structure, the through holes 602 are uniformly distributed along the surface of the communicating pipe 601, backflow of water flow is reduced by using the communicating pipe 601 and the through holes 602, the cross section of each through hole 602 is of a horizontal V-shaped structure, the front end opening is large, the rear end opening is small, water flow flows to the rear end with a small opening from the large opening direction during filtration, water pressure is high, water flow flows to the front end with a large opening from the small opening direction during backflow, water pressure is low, and backflow of the water flow is effectively prevented; the activated carbon layer 603 is sleeved outside the communicating pipe 601, the thickened filter cotton 604 is arranged outside the activated carbon layer 603, the activated carbon layer 603 and the thickened filter cotton 604 are tightly attached, the activated carbon layer 603 and the thickened filter cotton 604 are both in a circular ring structure, and double-layer filtering measures are arranged by using the activated carbon layer 603 and the thickened filter cotton 604, so that the filtering effect of a water body is effectively improved, the water flow purification quality is improved, and the water body can be more efficiently purified; and a water inlet 605 disposed at the top end of the communication pipe 601.

To sum up, when using the filter element assembly with the built-in anti-backflow impact structure, firstly, the water to be filtered enters the inside of the filter element mechanism 6 through the water inlet 605 for filtering operation, the water flows through the communicating pipe 601, the surface of the communicating pipe 601 is provided with the through hole 602 with the cross section in the shape of the horizontal V, the front end opening of the through hole 602 is large, the rear end opening is small, the water flow during filtering flows from the direction with the large opening to the rear end with the small opening, the water pressure is large, the reverse flow water pressure during backflow is small, the water backflow is effectively prevented, the double-layer filtering measure is arranged through the use of the activated carbon layer 603 and the thickened filter cotton 604, the filtering effect of the water body is effectively improved, the water purification quality is improved, the water body purification use is more efficiently carried out, the filtered water flows to the cavity between the filter element mechanism 6 and the shell 1 and then flows to the drain pipe 5 inside the filtering base 2, and impurities are discharged by the drain pipe 3, wherein drain pipe 5 end is provided with anti-return mechanism 7, when the water after filtering passes through drain pipe 5 drainage, promote spring 702 and hemisphere 703 under the effect of rivers and keep away from drain pipe 5 and then make rivers permeate filter membrane 701, flow direction delivery port 4, when rivers backward flow, oppression hemisphere 703 blocks up drain pipe 5, avoid backward flow to crowd water pollution, wherein hemisphere 703 one side improves anti-return flow leakproofness for the convex surface, the another side plane improves anti backward flow and strikes, at last with the direct block of sealing ring 10 in the inside of seal groove 8, pass improvement leakproofness with water inlet 605 from the inside of sealing joint 9 again.

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. A filter element assembly with built-in anti-backflow impingement structure, comprising:

the filter device comprises a shell (1), wherein a filtering base (2) is arranged below the shell (1), drain pipes (5) are arranged on the left side and the right side of the filtering base (2), and the tail ends of the drain pipes (5) are provided with anti-backflow mechanisms (7);

a water outlet (4) arranged at the bottom of the filtering base (2);

the filter element mechanism (6) is fixedly arranged inside the shell (1), and a sewage discharge pipe (3) is arranged on the right side of the filter element mechanism (6);

a seal groove (8) fixedly mounted on the upper surface of the filter element mechanism (6);

a sealing joint (9) arranged above the housing (1), the sealing joint (9) being provided with a sealing ring (10) inside.

2. A cartridge assembly with built-in anti-backflow impact structure according to claim 1, characterized in that the backflow prevention mechanism (7) comprises:

a filter membrane (701);

a spring (702) mounted inside the filter membrane (701);

a hemisphere (703) disposed at a distal end of the spring (702).

3. The filter element assembly with built-in anti-backflow impact structure as claimed in claim 2, wherein the spring (702) is elastically connected with the hemisphere (703), and the spring (702) is uniformly distributed along the inner wall of the filter membrane (701).

4. A cartridge assembly with built-in anti-backflow impact structure according to claim 1, wherein the cartridge mechanism (6) comprises:

a communication pipe (601);

a through hole (602) provided on a surface of the communication pipe (601);

the activated carbon layer (603) is sleeved outside the communicating pipe (601), and thickened filter cotton (604) is arranged outside the activated carbon layer (603);

a water inlet (605) disposed at a top end of the communication pipe (601).

5. The filter element assembly with built-in backflow impact resistant structure according to claim 4, wherein the cross section of the through holes (602) is in a horizontal V-shaped structure, and the through holes (602) are uniformly distributed along the surface of the communicating pipe (601).

6. The filter element assembly with the built-in backflow impact resistant structure as claimed in claim 4, wherein the activated carbon layer (603) and the thickened filter cotton (604) are tightly attached to each other, and the activated carbon layer (603) and the thickened filter cotton (604) are both in a circular ring structure.

7. The filter element assembly with the built-in backflow impact resistant structure according to claim 1, wherein the sealing ring (10) is in clamping connection with the sealing groove (8), and the sealing joint (9) is in threaded connection with the housing (1).