CN216497779U

CN216497779U - Filtering device for preventing high-speed fluid from directly impacting filter screen

Info

Publication number: CN216497779U
Application number: CN202220849456.5U
Authority: CN
Inventors: 崔状状; 侯海江; 贺龙飞; 刘志峰
Original assignee: Xinxiang Bashan Aero Material Co ltd
Current assignee: Xinxiang Bashan Aviation Technology Co ltd
Priority date: 2022-04-14
Filing date: 2022-04-14
Publication date: 2022-05-13
Anticipated expiration: 2032-04-14

Abstract

The utility model discloses a filtering device for preventing high-speed fluid from directly impacting a filter screen, which comprises a filtering shell, four buffering cushions, a front filter screen sheet and a rear filter screen sheet, wherein a filtering channel is arranged in the filtering shell, the buffering cushions are arranged in the filtering channel, the four buffering cushions are combined together to form a buffering assembly, flow guide holes are formed in the buffering cushions, the flow guide holes in the adjacent buffering cushions are mutually staggered, a cavity between the adjacent buffering cushions is arranged to be a flow guide cavity, a limiting boss is arranged on the left side surface of the buffering cushion, a limiting groove is formed in the right side surface of the buffering cushion, the limiting boss connected with the buffering cushion corresponds to the limiting groove, and the front filter screen sheet is arranged on the left side surface of the leftmost buffering cushion; the utility model has novel structural design and simple assembly, ensures that high-speed fluid moves in a tortuous way in a flow channel, buffers the flow velocity of the fluid, avoids directly impacting a filter screen sheet and prolongs the service life of the filter device.

Description

Filtering device for preventing high-speed fluid from directly impacting filter screen

Technical Field

The utility model relates to the technical field of fluid filtration, in particular to a filtering device for preventing high-speed fluid from directly impacting a filter screen.

Background

The filter device is widely applied to various industries, can be repeatedly used for ensuring the fluid, does not damage equipment, and needs to filter impurities generated in the fluid, thereby ensuring that the fluid entering a system is clean, meeting the requirements of people, the prior mesh type filter device is widely applied to the fluid to filter, the flow rate of the fluid in a pipeline is generally larger, high-speed fluid directly impacts a mesh, the mesh is easy to fall off or damage, the prior mesh type filter device has a simple structure, short service life, low strength, poor filtering effect and impact force generated by the high-speed fluid, the filter is easy to damage, the filtering effect is poor, the requirements in actual use cannot be met, and therefore the technology which can be improved is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the technical problem of the prior art, provides a filtering device for preventing high-speed fluid from directly impacting a filter screen, has novel structural design and simple assembly, ensures that the high-speed fluid moves in a tortuous way in a flow channel, buffers the flow velocity of the fluid, avoids directly impacting a filter screen sheet, ensures the filtering effect, prevents the filter screen sheet from falling off or being damaged, prolongs the service life of the filtering device, and can effectively solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an avoid high-speed fluid to directly strike filter equipment of filter screen, is including filtering casing, blotter, leading filter screen piece and rearmounted filter screen piece, be provided with filtering channel in the filtration casing, the blotter setting is in filtering channel, and the blotter sets up to four, four the blotter combination form buffering subassembly together, is provided with the water conservancy diversion hole on the blotter, and is adjacent water conservancy diversion hole on the blotter staggers each other, and is adjacent cavity between the blotter sets up to the water conservancy diversion chamber, be provided with spacing boss on the left surface of blotter, be provided with spacing recess on the blotter right flank, link to each other spacing boss on the blotter corresponds with spacing recess, leading filter screen piece sets up leftmost side on the left surface of blotter, rearmounted filter screen piece sets up on the right side on the right flank of blotter.

Further, the left side of filtering the casing is provided with inlet channel, inlet channel and filtering channel intercommunication, and inlet channel's diameter is less than filtering channel's diameter.

Further, it is adjacent the contained angle that staggers each other of water conservancy diversion hole on the blotter is 90 degrees, makes the fluid flow in the water conservancy diversion intracavity through the water conservancy diversion hole, and the mutual staggering in adjacent water conservancy diversion hole changes fluidic flow direction, and then cushions the high-speed fluid, and the effectual impact force to the production of fluid of water conservancy diversion chamber that a plurality of cushions formed cushions is cushioned, avoids high-speed fluid direct impact filter screen piece, protects filter screen piece.

Furthermore, an annular sealing groove is formed in the outer side face of the filtering shell, a connecting hole is formed in the left side face of the filtering shell, and the sealing of the connecting position is facilitated through the annular sealing groove.

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

1. the utility model is provided with the limiting boss and the limiting groove, and the adjacent buffer cushions are conveniently combined together through the limiting boss and the limiting groove, so that the assembly is convenient, the safety and the reliability of the connection of the buffer cushions are ensured, the double filtration is carried out through the rear filter screen sheet and the front filter screen sheet, the requirements of people are met, and meanwhile, the impurities in the fluid are prevented from entering the flow guide cavity.

2. The flow guide holes are formed in the filter screen, fluid flows into the flow guide cavity through the flow guide holes, the adjacent flow guide holes are staggered, the flow direction of the fluid is changed, high-speed fluid is buffered, the flow guide cavity formed by the buffer pads effectively buffers impact force generated by the fluid, the high-speed fluid is prevented from directly impacting the filter screen, and the filter screen is protected.

3. The annular sealing groove is arranged on the filter screen, and the sealing of the joint is facilitated through the annular sealing groove.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic view of a buffer assembly according to the present invention;

FIG. 3 is a schematic view of the cushion of the present invention;

FIG. 4 is an isometric view of the present invention;

FIG. 5 is a schematic flow diagram of the present invention.

In the figure: the filter comprises a liquid inlet channel 1, a front filter screen sheet 2, a buffer pad 3, a rear filter screen sheet 4, a filter channel 5, a flow guide cavity 6, a filter shell 7, a connecting hole 8, a limit boss 9, a limit groove 10, a flow guide hole 11 and an annular seal groove 12.

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.

Example one

Referring to fig. 1-5, the present invention provides a technical solution: a filter device for preventing high-speed fluid from directly impacting a filter screen comprises a filter shell 7, buffer cushions 3, a front filter screen 2 and a rear filter screen 4, wherein a filter channel 5 is arranged in the filter shell 7, a liquid inlet channel 1 is arranged on the left side of the filter shell 7, the liquid inlet channel 1 is communicated with the filter channel 5, the diameter of the liquid inlet channel 1 is smaller than that of the filter channel 5, the buffer cushions 3 are arranged in the filter channel 5, the buffer cushions 3 are four, the four buffer cushions 3 are combined together to form a buffer assembly, flow guide holes 11 are arranged on the buffer cushions 3, the flow guide holes 11 on the adjacent buffer cushions 3 are mutually staggered, a flow guide cavity 6 is arranged between the adjacent buffer cushions 3, the flow guide holes 11 on the adjacent buffer cushions 3 are mutually staggered to form an included angle of 90 degrees, fluid flows into the flow guide cavity 6 through the flow guide holes 11, the adjacent flow guide holes 11 are mutually staggered, the flow direction of the fluid is changed, high-speed fluid is buffered, the flow guide cavity 6 formed by the plurality of cushion pads 3 effectively buffers impact force generated by the fluid, the filter screen piece is prevented from being directly impacted by the high-speed fluid and is protected, the left side surface of the cushion pad 3 is provided with the limiting boss 9, the right side surface of the cushion pad 3 is provided with the limiting groove 10, the limiting boss 9 on the connected cushion pad 3 corresponds to the limiting groove 10, the front filter screen piece 2 is arranged on the left side surface of the leftmost cushion pad 3, the rear filter screen piece 4 is arranged on the right side surface of the right side cushion pad 3, the adjacent cushion pads 3 are conveniently combined together through the limiting boss 9 and the limiting groove 10, so that the assembly is convenient, the safety and the reliability of the connection of the cushion pads 3 are ensured, double filtration is carried out through the rear filter screen piece 4 and the front filter screen piece 2, and the requirements of people are met, meanwhile, impurities in the fluid are prevented from entering the flow guide cavity 6, the annular sealing groove 12 is formed in the outer side face of the filtering shell 7, the connecting hole 8 is formed in the left side face of the filtering shell 7, and the annular sealing groove 12 is used for facilitating sealing of the connecting part.

When in use: fluid enters a filtering channel 5 through a liquid inlet channel 1, is firstly filtered through a front filter screen 2, then enters a flow guide cavity 6 through flow guide holes 11, is buffered through a buffer assembly, and then is filtered again through a rear filter screen 4, flows to the system, and is convenient for adjacent buffer cushions 3 to be combined together through a limit boss 9 and a limit groove 10, so that the assembly is convenient, the safety and reliability of the connection of the buffer cushions 3 are ensured, double filtering is carried out through the rear filter screen 4 and the front filter screen 2, the requirements of people are met, meanwhile, impurities in the fluid are prevented from entering the flow guide cavity 6, the flow guide holes 11 enable the fluid to flow into the flow guide cavity 6, the adjacent flow guide holes 11 are staggered, the flow direction of the fluid is changed, the fluid is enabled to move in a zigzag manner, and then high-speed fluid is buffered, the flow guide cavity 6 formed by a plurality of the buffer cushions the impact force generated by the fluid, the high-speed fluid is prevented from directly impacting the filter screen sheet, and the filter screen sheet is protected.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 an avoid high-speed fluid to directly strike filter equipment of filter screen, includes filter housing (7), blotter (3), leading filter screen piece (2) and rearmounted filter screen piece (4), its characterized in that: the filtering shell (7) is internally provided with a filtering channel (5), the buffer cushions (3) are arranged in the filtering channel (5), the number of the buffer cushions (3) is four, the four buffer cushions (3) are combined together to form a buffer assembly, the buffer cushions (3) are provided with flow guide holes (11), the flow guide holes (11) on the adjacent buffer cushions (3) are staggered, and a cavity between the adjacent buffer cushions (3) is provided with a flow guide cavity (6), a limiting boss (9) is arranged on the left side surface of the cushion pad (3), a limiting groove (10) is arranged on the right side surface of the cushion pad (3), the limiting boss (9) connected with the cushion pad (3) corresponds to the limiting groove (10), the front filter screen piece (2) is arranged on the left side surface of the leftmost cushion pad (3), and the rear filter screen piece (4) is arranged on the right side surface of the right side cushion pad (3).

2. A filter assembly for preventing high velocity fluid from directly impacting a screen according to claim 1, wherein: the left side of filtering shell (7) is provided with inlet channel (1), inlet channel (1) and filtering channel (5) intercommunication, and the diameter of inlet channel (1) is less than the diameter of filtering channel (5).

3. A filter assembly for preventing high velocity fluid from directly impacting a screen according to claim 1, wherein: the flow guide holes (11) on the adjacent buffer pads (3) are mutually staggered and form an included angle of 90 degrees.

4. A filter assembly for preventing high velocity fluid from directly impacting a screen according to claim 1, wherein: an annular sealing groove (12) is formed in the outer side face of the filtering shell (7), and a connecting hole (8) is formed in the left side face of the filtering shell (7).