CN216125248U

CN216125248U - Flushing-free filter element

Info

Publication number: CN216125248U
Application number: CN202120989356.8U
Authority: CN
Inventors: 常贯绅; 梁凤; 梁黎冰
Original assignee: Zhongshan Filterpro Environmental Protection Technology LLC
Current assignee: Zhongshan Filterpro Environmental Protection Technology LLC
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2022-03-25
Anticipated expiration: 2031-05-10

Abstract

The utility model discloses a washing-free filter element, which comprises a filter cylinder body, wherein the upper part of the filter cylinder body is provided with a water inlet end, the lower part of the filter cylinder body is provided with a water outlet end, the water inlet end is provided with a water inlet hole communicated with the filter cylinder body, the water outlet end is provided with a water outlet hole communicated with the filter cylinder body, a carbon rod is arranged in the filter cylinder body, the carbon rod is hollow, a non-woven fabric filter element is arranged in the carbon rod, the upper part of the carbon rod is provided with an upper supporting piece, a ring-shaped water inlet cavity is arranged between the carbon rod and the inner wall of the filter cylinder body, at least one water inlet groove is arranged on the upper supporting piece above the ring-shaped water inlet cavity, a lower supporting piece is arranged between the lower end surface of the carbon rod and the inner bottom surface of the filter cylinder body, a drainage piece is arranged at the axis of the lower supporting piece, the water inlet part of the drainage piece extends upwards to be jointed with the lower end of the carbon rod and the non-woven fabric filter element, the lower water part of the drainage part is communicated with the water outlet hole.

Description

Flushing-free filter element

Technical Field

The utility model relates to the field of filter elements, in particular to a flushing-free filter element.

Background

The existing flushing-free filter element generally adopts a carbon rod to filter, and because the problem of the carbon rod per se needs to be flushed by water to the carbon rod firstly in the first use process, powder in the carbon rod is discharged, so that waste of a large degree of water resources is caused, and the problem is solved by an flushing-free filter element which is urgently needed.

Accordingly, there is a need to provide a no-flush filter cartridge that addresses this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a no-flushing filter element.

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

a washing-free filter element comprises a filter cylinder body, wherein a water inlet end is arranged at the upper part of the filter cylinder body, a water outlet end is arranged at the lower part of the filter cylinder body, a water inlet hole communicated with the filter cylinder body is arranged at the water inlet end, a water outlet hole communicated with the filter cylinder body is arranged at the water outlet end, a carbon rod is arranged in the filter cylinder body, the carbon rod is hollow, a non-woven fabric filter element is arranged in the carbon rod, an upper support element is arranged at the upper part of the carbon rod, a ring-shaped water inlet cavity is arranged between the carbon rod and the inner wall of the filter cylinder body, at least one water inlet groove is arranged on the upper support element above the ring-shaped water inlet cavity, a lower support element is arranged between the lower end surface of the carbon rod and the inner bottom surface of the filter cylinder body, a drainage element is arranged at the axis of the lower support element, and the water inlet part of the drainage element extends upwards to be attached to the lower end of the carbon rod and the non-woven fabric filter element, the lower water part of the drainage part is communicated with the water outlet hole.

Preferably, the non-woven fabric filter element is formed by winding non-woven fabric.

Preferably, a stabilizing plug-in is further arranged on the lower end face of the upper supporting piece, and the stabilizing plug-in is inserted into the carbon rod.

Preferably, the drainage piece includes a convex pillar arranged on the lower support piece, the convex pillar is inserted inside the carbon rod, the lower end surface of the non-woven fabric filter element is attached to the upper end surface of the convex pillar, a drainage groove penetrating through the convex pillar from top to bottom is formed in the convex pillar, and the drainage groove is communicated with the water outlet hole.

Preferably, an annular groove is formed in the lower end face of the filtering cylinder, a positioning ring is arranged on the lower end face of the lower supporting piece and is inserted into the annular groove, and a sealing ring is arranged between the inner wall of the annular groove and the positioning ring.

Preferably, an annular boss is arranged on the lower end face of the filtering cylinder, and the lower end face of the lower support piece is arranged on the upper end face of the annular boss in a fitting manner.

Preferably, an upper connecting pipe fitting is arranged in the water inlet hole.

Preferably, a lower connecting pipe fitting is arranged in the water outlet hole.

In summary, compared with the prior art, the utility model has the beneficial effects that:

the non-woven fabric filter element is added to isolate powder in the carbon rod to form secondary filtration, so that the carbon rod can be used for the first time without flushing, water resources can be saved, and waste is avoided.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic cross-sectional exploded view of the present invention;

fig. 4 is an exploded view of the present invention.

Detailed Description

The utility model will be further described with reference to the following description and embodiments in conjunction with the accompanying drawings:

as shown in fig. 1 to 4, a no-flushing filter element comprises a filter cylinder 1, wherein a water inlet end 11 is arranged at the upper part of the filter cylinder 1, a water outlet end 12 is arranged at the lower part of the filter cylinder 1, a water inlet hole 111 communicated with the filter cylinder 1 is arranged at the water inlet end 11, a water outlet hole 121 communicated with the filter cylinder 1 is arranged at the water outlet end 12, a carbon rod 21 is arranged in the filter cylinder 1, the carbon rod 21 is hollow, a non-woven fabric filter element 23 is arranged in the carbon rod 21, an upper support member 24 is arranged at the upper part of the carbon rod 21, a ring-shaped water inlet chamber 22 is arranged between the carbon rod 21 and the inner wall of the filter cylinder 1, at least one water inlet groove 26 is arranged on the upper support member 24 above the ring-shaped water inlet chamber 22, a lower support member 31 is arranged between the lower end surface of the carbon rod 21 and the inner bottom surface of the filter cylinder 1, and a drainage member 30 is arranged at the axis of the lower support member 31, the water inlet part of the drainage member 30 extends upwards to the joint of the carbon rod 21 and the lower end of the non-woven fabric filter element 23, and the water outlet part of the drainage member 30 is communicated with the water outlet hole 121;

through adding the powder that the non-woven fabrics filter core can completely cut off in the carbon-point, form the secondary filter to even realize that the first use also need not to wash, can the water economy resource, avoid extravagant.

The water flow enters the filtering cylinder body 1 from the water inlet hole 111, then flows into the annular water inlet cavity 22 from the water inlet groove 26, then permeates into the carbon rod 21 to enter into the carbon rod, then permeates into the non-woven fabric filtering core 23, flows downwards, enters the water outlet hole 121 through the water discharging piece 30 and is discharged, and filtering is achieved.

As shown in fig. 1 to 4, the non-woven fabric filter element 23 is formed by winding non-woven fabrics, has simple structure, convenient production and good filtering effect, can isolate powder in the carbon rod 21, and realizes no-flushing.

As shown in fig. 1 to 4, a stabilizing plug-in 25 is further disposed on the lower end surface of the upper support member 24, and the stabilizing plug-in 25 is inserted into the carbon rod 21, so that the stability of the installation of the upper support member 24 can be ensured, and the carbon rod is simple in structure and convenient to install.

As shown in fig. 1 to 4, the drainage member 30 includes a convex pillar 32 disposed on the lower supporting member 31, the convex pillar 32 is inserted into the carbon rod 21, the lower end surface of the non-woven fabric filter element 23 is attached to the upper end surface of the convex pillar 32, a drainage groove 33 penetrating up and down is disposed on the convex pillar 32, the drainage groove 33 is communicated with the water outlet 121, and after water permeates into the non-woven fabric filter element 23 from the carbon rod, the water flows into the drainage groove 33 and enters the water outlet 121 to be discharged, thereby realizing filtration.

As shown in fig. 1 to 4, an annular groove 34 is provided on the lower end surface of the filtering cylinder 1, a positioning ring 35 is provided on the lower end surface of the lower support member 31, the positioning ring 35 is inserted into the annular groove 34, and a sealing ring 36 is provided between the inner wall of the annular groove 34 and the positioning ring 35, so that the installation stability of the lower support member 31 can be ensured, and the sealing ring 36 can ensure the sealing effect.

As shown in fig. 1 to 4, a ring-shaped boss 37 is disposed on the lower end surface of the filtering cylinder 1, and the lower end surface of the lower support 31 is attached to the upper end surface of the ring-shaped boss 37.

As shown in fig. 1 to 4, an upper connecting pipe 112 is arranged in the water inlet 111, so that the connection of the water inlet pipe is facilitated, the structure is simple, and the use requirement is met.

As shown in fig. 1 to 4, a lower connecting member 41 is provided in the outlet hole 121 to facilitate connection of a drain pipe, and the structure is simple and meets the use requirement.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a washing-free filter core, is including filtering barrel (1), it is equipped with into water end (11) to filter barrel (1) upper portion, it is equipped with out water end (12) to filter barrel (1) lower part, be equipped with on intaking end (11) with inlet opening (111) of filtering barrel (1) intercommunication, be equipped with on play water end (12) with apopore (121) of filtering barrel (1) intercommunication, its characterized in that: a carbon rod (21) is arranged in the filtering cylinder body (1), the carbon rod (21) is hollow, a non-woven fabric filter core (23) is arranged in the carbon rod (21), an upper supporting piece (24) is arranged at the upper part of the carbon rod (21), an annular water inlet cavity (22) is arranged between the carbon rod (21) and the inner wall of the filtering cylinder body (1), at least one water inlet groove (26) is arranged on the upper supporting piece (24) above the annular water inlet cavity (22), a lower support piece (31) is arranged between the lower end surface of the carbon rod (21) and the inner bottom surface of the filtering cylinder body (1), a water draining part (30) is arranged at the axis of the lower supporting part (31), the water inlet part of the water draining part (30) extends upwards to the carbon rod (21) to be attached to the lower end of the non-woven fabric filter element (23), the lower water part of the drainage component (30) is communicated with the water outlet hole (121).

2. A no-rinse filter cartridge as recited in claim 1, wherein: the non-woven fabric filter element (23) is formed by winding non-woven fabrics.

3. A no-rinse filter cartridge as recited in claim 1, wherein: the lower end face of the upper supporting piece (24) is further provided with a stabilizing plug-in (25), and the stabilizing plug-in (25) is plugged in the carbon rod (21).

4. A no-rinse filter cartridge as recited in claim 1, wherein: the drainage piece (30) comprises a convex column (32) arranged on the lower supporting piece (31), the convex column (32) is inserted into the carbon rod (21), the lower end face of the non-woven fabric filter element (23) is attached to the upper end face of the convex column (32), a drainage groove (33) which penetrates through the convex column (32) up and down is formed in the convex column (32), and the drainage groove (33) is communicated with the water outlet hole (121).

5. A no-rinse filter cartridge as recited in claim 1, wherein: the lower end face of the filtering cylinder body (1) is provided with an annular groove (34), the lower end face of the lower supporting piece (31) is provided with a positioning ring (35), the positioning ring (35) is inserted into the annular groove (34), and a sealing ring (36) is arranged between the inner wall of the annular groove (34) and the positioning ring (35).

6. A no-rinse filter cartridge as recited in claim 1, wherein: the lower end face of the filtering cylinder body (1) is provided with a ring-shaped boss (37), and the lower end face of the lower supporting piece (31) is arranged on the upper end face of the ring-shaped boss (37) in a fitting mode.

7. A no-rinse filter cartridge as recited in claim 1, wherein: an upper connecting pipe fitting (112) is arranged in the water inlet hole (111).

8. A no-rinse filter cartridge as recited in claim 1, wherein: a lower connecting pipe fitting (41) is arranged in the water outlet hole (121).