CN218392496U

CN218392496U - Self-rotating filter

Info

Publication number: CN218392496U
Application number: CN202221910008.8U
Authority: CN
Inventors: 陈伯聪
Original assignee: Chinadrip Irrigation Equipment Co ltd
Current assignee: Chinadrip Irrigation Equipment Co ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2023-01-31
Anticipated expiration: 2032-07-21

Abstract

The utility model discloses a spin-on filter relates to the filter field for solve current filter water inlet rivers pressure loss and reduce filter rate's problem, this spin-on filter's technical essential lies in: the filter comprises a shell and a filter element, wherein the shell comprises a filter cavity, a water inlet and a water outlet which are communicated with the filter cavity, the water inlet is positioned at one end of the filter cavity and is obliquely arranged towards the middle part of the filter cavity, the filter cavity is cylindrical, and the water inlet is positioned on a tangent plane of the filter cavity; the filter element is arranged in the middle of the filter cavity and used for filtering water flow and guiding the filtered water flow to the water outlet. The utility model discloses a from rotating filter can reduce water pressure loss in the rotatory filter chamber of introducing of water inlet rivers, increases the interior water pressure of filter chamber, promotes filter speed.

Description

Self-rotating filter

Technical Field

The utility model relates to a filter field, concretely relates to from rotating filter.

Background

The filter mainly comprises a shell and a filter element, wherein the shell is provided with a filter cavity and a water inlet and a water outlet which are communicated with the filter cavity, water flow enters the filter cavity from the water inlet and is discharged from the water outlet after being filtered by the filter element, and the filtering speed and the water outlet speed of the filter can be influenced by the water pressure in the filter cavity.

The inventor finds that the prior filter has the following technical problems when realizing the technical scheme of the utility model:

the existing filter can increase the filtering speed by increasing the water inlet pressure, the filtering speed can not be increased under the condition that the water inlet pressure is unchanged, meanwhile, the water inlet of the existing filter is perpendicular to the filtering cavity, and water inlet water flow can impact the wall of the filtering cavity when entering the filtering cavity, so that the pressure loss is caused, and the filtering speed is reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a from rotating filter solves the problem that current filter water inlet structure influences the filter speed at least, can improve out water speed.

(II) technical scheme

In order to solve the technical problem, the utility model provides a following technical scheme:

a spin-on filter comprising:

the shell comprises a filter cavity, a water inlet and a water outlet, wherein the water inlet and the water outlet are communicated with the filter cavity;

and the filter element is arranged in the middle of the filter cavity and used for filtering water flow and guiding the filtered water flow to the water outlet.

In a further arrangement, the filter cavity comprises an outward rotation structure, the outward rotation structure comprises a diversion trench extending from the water inlet to the wall of the filter cavity, and the diversion trench is spirally arranged on the wall of the filter cavity.

In a further arrangement, the inner diameter of the spiral of the diversion trench gradually decreases in the direction away from the water inlet.

In a further arrangement scheme, the water inlet is a flexible pipe, and the flexible pipe is connected with the shell and movably arranged relative to the joint.

In a further arrangement, the apparatus further comprises an adjustment assembly, the adjustment assembly comprising:

a fixing member fixed to an outer side of the housing;

the screw rod is movably arranged in the fixing piece in a penetrating way;

the nut piece is in threaded connection with the screw rod;

the sliding block is connected with the screw rod and comprises a bayonet for clamping the flexible pipe;

and the guide rod is connected with the sliding block and movably penetrates through the fixing part.

In the scheme that further sets up, the mounting is the clamp, and this clamp extends the formation installation department to the outside, and this installation department is equipped with the through-hole that supplies screw rod and guide bar activity to wear to establish.

In a further arrangement, the connection of the flexible tube and the housing is provided with a skirt pleat structure.

(III) advantageous effects

Compared with the prior art, the utility model provides a spin-on filter possesses following beneficial effect:

this spin filter passes through the water inlet and introduces the filter chamber with rivers, filter rivers through the filter, and the rivers after will filtering through the delivery port are discharged, wherein, the filter chamber is introduced from filter chamber one end slope to the water inlet, avoid water inlet rivers vertical flow to filter chamber wall and reduce the water pressure of water inlet rivers by a wide margin, and simultaneously, the water inlet is located the tangent plane of filter chamber, can avoid water inlet rivers to wash to the filter core that is located the filter chamber middle part like this, further reduce the hydraulic loss of water inlet, promote water pressure in the filter chamber, and then promote filtration rate and play water speed. It can be seen, the utility model discloses a spin filter can reduce water pressure loss in the rotatory filter chamber of introducing of water inlet rivers, increases the interior water pressure of filter chamber, promotes filter velocity.

Drawings

FIG. 1 is a perspective view of a spin-on filter in example 1;

FIG. 2 is a cross-sectional view of a spin-on filter of example 1;

FIG. 3 is a schematic view showing an internal structure of the casing in embodiment 1;

fig. 4 is a schematic view of a guide groove in embodiment 1;

FIG. 5 is a schematic view of a cut surface of a filter chamber at which a water inlet is provided in example 1;

FIG. 6 is a perspective view of a spin-on filter in example 2.

Reference numerals are as follows: the filter comprises a shell 1, a filter element 2, an adjusting component 3, a filter cavity 10, a water inlet 11, a water outlet 12, a limiting ring 13, a fixing piece 31, a screw rod 32, a nut piece 33, a sliding block 34, a guide rod 35, a guide groove 101, a skirt pleat structure 120, an installation part 310 and a bayonet 340.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1:

referring to fig. 1, fig. 2 and fig. 3, a spin-on filter of the present embodiment includes: a housing 1 and a filter element 2.

The shell body 1 comprises a filter chamber 10, and a water inlet 11 and a water outlet 12 which are communicated with the filter chamber 10, wherein the water inlet 11 is positioned at one end of the filter chamber 10 and is obliquely arranged towards the middle part of the filter chamber 10, the filter chamber 10 is cylindrical, and the water inlet 11 is positioned on a section of the filter chamber 10.

The shell 1 comprises two parts which can be disassembled and assembled, the middle part of the shell is of a hollow structure, the filtering cavity 10 is formed in the middle part of the shell, the water inlet 11 and the water outlet 12 can be pipe fittings which are of an integral structure or a split structure with the shell 1, the water inlet 11 flushes water flow from one end of the filtering cavity 10 into the other end of the filtering cavity, and referring to fig. 5, the water inlet 11 is positioned on a section of the filtering cavity 10, so that the water flow of the water inlet 11 can flow along the wall of the filtering cavity 10 instead of directly flowing towards the middle part of the filtering cavity 10.

The filter element 2 is arranged in the middle of the filter cavity 10 and is used for filtering water flow and guiding the filtered water flow to the water outlet 12.

The filter element 2 can be selected from the existing filter element 2 and is fixed in the shell 1 by means of bolt installation and the like.

Above technical scheme's spin-on filter passes through water inlet 11 and introduces filter chamber 10 with rivers, filter rivers through the filter, and discharge through the rivers after delivery port 12 will filter, wherein, filter chamber 10 is introduced from filter chamber 10 one end slope to water inlet 11, avoid water inlet 11 rivers vertical flow to filter chamber 10 chamber wall and reduce the water pressure of water inlet 11 rivers by a wide margin, and simultaneously, water inlet 11 is located the tangent plane of filter chamber 10, can avoid water inlet 11 rivers to dash to filter core 2 that is located filter chamber 10 middle part like this, further reduce the hydraulic loss of water inlet 11, promote water pressure in the filter chamber 10, and then promote filtration rate and play water speed. It can be seen that, the utility model discloses a spin-on filter can reduce water pressure loss in the rotatory filter chamber 10 of introducing of 11 rivers of water inlet, increases water pressure in the filter chamber 10, promotes filter speed.

Referring to fig. 4, in an embodiment of the filter chamber 10, the filter chamber 10 includes an outward-turning structure, the outward-turning structure includes a diversion trench 101 extending from the water inlet 11 to the wall of the filter chamber 10, and the diversion trench 101 is spirally disposed on the wall of the filter chamber 10; the filter chamber 10 of the embodiment spirally feeds water from the water inlet 11 into the filter chamber 10 through an outward rotating structure, so that the water pressure loss is reduced.

In order to ensure that the end of the filter chamber 10 away from the water inlet 11 has a high water pressure, the inner diameter of the spiral of the guiding gutter 101 gradually decreases away from the water inlet 11, that is, the filter chamber 10 has a tapered structure, so as to compensate for the loss of the water pressure in the water flow process.

Example 2:

referring to fig. 6, on the basis of embodiment 1, in order to adjust the water inlet angle of the water inlet 11 and further control the filtering rate of the filter, the water inlet 11 of this embodiment is a flexible pipe, which can be an existing rubber pipe or a threaded pipe, the flexible pipe is connected with the housing 1 and is movably disposed at a relative joint, the flexible pipe can be connected with the housing 1 through a joint, the flexible pipe can be bent and inclined, and further control the angle relative to the filtering chamber 10, and the angle is between the flexible pipe and the wall of the filtering chamber 10, which is perpendicular and parallel.

In order to facilitate the fixing of the flexible pipe, the filter further comprises an adjustment assembly 3, the adjustment assembly 3 comprising: the fixing part 31 is fixed outside the shell 1, is used as an installation carrier of the screw rod 32 and the guide rod 35, is used for limiting the nut part 33, and can be integrated with the shell 1 or be in a detachable structure; the screw 32 is movably arranged through the fixing part 31; the nut member 33 is in threaded connection with the screw 32, which can form a handle for controlling the rotation of itself as required; the sliding block 34 is connected with the screw rod 32 and comprises a bayonet 340 for clamping the flexible pipe; the guide rod 35 is connected with the sliding block 34 and movably penetrates through the fixing part 31, and the guide rod 35 is used for guiding the sliding block 34 and limiting the sliding block 34 to rotate.

In an embodiment of the fixing member 31, the fixing member 31 is a clamp, the clamp mounting portion 310 is disposed outside the housing 1, the outer side of the housing 1 can form a limiting ring 13 to cooperate with the clamp, the clamp is limited to move along the axial direction of the housing 1, the clamp extends outward to form a mounting portion, and the mounting portion is provided with a through hole for the screw 32 and the guide rod 35 to pass through.

In order to facilitate the rotation of the flexible tube, the connection between the flexible tube and the housing 1 is provided with a skirt structure 120.

The self-rotating filter of the embodiment adjusts and fixes the flexible pipe through the adjusting component 3, the flexible pipe serving as the water inlet 11 can move relative to the filter cavity 10, and the angle relative to the filter cavity 10 is adjusted, so that the water flow pressure and the filtering speed are adjusted; the adjusting component 3 controls the screw rod to move through the rotation of the nut piece 33, the screw rod drives the sliding block 34 to move, the sliding block 34 drives the flexible pipe to move, the angle of the flexible pipe relative to the filter cavity 10 is adjusted, and meanwhile, the flexible pipe is positioned.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A spin-on filter, comprising:

2. The spin-on filter of claim 1, wherein the filter cavity comprises an outward rotating structure, the outward rotating structure comprises a guiding groove extending from the water inlet to the wall of the filter cavity, and the guiding groove is spirally arranged on the wall of the filter cavity.

3. The spin-on filter of claim 2, wherein the spiral inner diameter of the channels tapers away from the inlet.

4. The spin-on filter of claim 1, wherein the water inlet is a flexible tube connected to the housing and movably disposed relative to the connection.

5. The spin-on filter of claim 4, further comprising an adjustment assembly comprising:

a fixing member fixed to an outer side of the housing;

the screw rod is movably arranged in the fixing piece in a penetrating way;

the nut piece is in threaded connection with the screw rod;

and the guide rod is connected with the sliding block and movably penetrates through the fixing piece.

6. The spin-on filter of claim 5, wherein the fixing member is a band, the band extending outward to form a mounting portion, the mounting portion having a through hole for the screw rod and the guiding rod to pass through.

7. The spin-on filter of claim 6, wherein the flexible tube is provided with a skirt pleat at the junction with the housing.