CN217961500U

CN217961500U - Corrosion-resistant filter

Info

Publication number: CN217961500U
Application number: CN202221023978.6U
Authority: CN
Inventors: 丁宏网; 丁文一; 柏志鹏; 孙炜祥; 孙强
Original assignee: Jiangsu Tianhao New Material Technology Co ltd
Current assignee: Jiangsu Tianhao New Material Technology Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-12-06
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses a corrosion-resistant filter, including filter housing, anticorrosion inside lining and filtration. The corrosion-resistant filter utilizes the corrosion-resistant lining, the exhaust liner, the water inlet liner and the water outlet liner to carry out corrosion-resistant protection on the filter shell, the exhaust pipe, the water inlet pipe and the water outlet pipe so as to prevent corrosion caused by liquid contact; and filtering the liquid flowing through the anti-corrosion lining by using the filtering structure, thereby completing the filtering of a small amount of solid particles in the liquid.

Description

Corrosion-resistant filter

Technical Field

The utility model relates to a filter, especially a corrosion-resistant filter.

Background

The filter is small-sized equipment for removing a small amount of solid particles in liquid, can protect the normal work of the equipment, is also an indispensable device on a conveying medium pipeline, can effectively filter particle pollutants with the size close to the thickness of a key kinematic pair dynamic oil film of a pollution sensitive element, at present, the filter has various forms and plays a very important role in the production process, but the existing filter cannot meet the corrosion-resistant process requirement, most of the filters on the conveying pipeline are Y-shaped filters made of stainless steel, hastelloy, titanium, zirconium and other materials, the Y-shaped filters are seriously corroded in a short time in the use process, and the filters cannot be used due to failure.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: a corrosion-resistant filter is provided to solve the problems of poor corrosion resistance of the filter and the like in the background art.

The technical scheme is as follows: the utility model provides a corrosion-resistant filter, which comprises a filter shell, a corrosion-resistant lining and a filtering structure; an erosion resistant liner mounted within the filter housing for preventing liquid from contacting the filter housing; the filtering structure is arranged in the anti-corrosion lining and is used for filtering liquid in the anti-corrosion lining; the top of the filter shell is communicated with an exhaust pipe, and an exhaust liner pipe communicated with the anti-corrosion liner is attached to the inside of the exhaust pipe; a water inlet pipe is communicated with the middle part of the filter shell, and a water inlet liner pipe communicated with the anti-corrosion liner is attached to the inside of the water inlet pipe; the bottom of the filter shell is communicated with a water outlet pipe, and a water outlet liner pipe communicated with the anti-corrosion liner is attached to the inside of the water outlet pipe.

Further, the filter shell comprises a cylindrical shell, a top cover shell and a bottom cover shell; mounting flanges are arranged at the upper and lower bucket openings of the cylindrical shell, the lower opening of the top cover shell and the upper opening of the bottom cover shell; the top cover shell and the bottom cover shell are respectively sealed on the upper end and the lower end of the cylindrical shell; the two mounting flanges on the upper side and the two mounting flanges on the lower side are clamped in a counter-pulling mode through counter-pulling bolts and counter-pulling nuts; the exhaust pipe is communicated with the top of the top cover shell; the water inlet pipe is communicated with and arranged on the circumferential side surface of the cylindrical shell; the water outlet pipe is communicated with the bottom of the bottom cover shell; the lower part of the bottom cover shell is provided with supporting legs.

Furthermore, a handle is arranged on the top cover shell.

Further, the corrosion resistant liner comprises a barrel liner, a top liner and a bottom liner; the outer side wall of the barrel-shaped lining, the outer side wall of the top lining and the outer side wall of the bottom lining are respectively attached to the inner side wall of the barrel-shaped shell, the inner side wall of the top cover shell and the inner side wall of the bottom cover shell; the water inlet liner pipe is communicated and arranged on the circumferential side surface of the barrel-shaped liner; the exhaust liner is communicated with the top liner; the water outlet liner pipe is communicated with and arranged on the bottom lining; flanges are arranged at the upper and lower barrel openings of the barrel-shaped lining, the lower side opening of the top lining and the upper side opening of the bottom lining; the two mounting flanges on the upper side clamp the two flanges on the upper side, and the two mounting flanges on the lower side clamp the two flanges on the lower side.

Furthermore, an annular groove for placing a sealing ring is formed in the flanging.

Furthermore, the filtering structure comprises a filtering top plate, a mounting screw and a plurality of filtering cores;

a filtering bottom plate is integrally arranged at the lower side in the barrel-shaped lining; a plurality of filter element positioning grooves are formed in the filter top plate and the filter bottom plate; the lower ends of the filter elements are respectively and tightly inserted in the filter element positioning grooves of the filter bottom plate, and the upper ends of the filter elements are respectively and tightly inserted in the filter element positioning grooves of the filter top plate; a plurality of side supporting blocks supported on the inner wall of the barrel-shaped lining are arranged on the circumferential side surface of the filtering top plate; a water outlet hole is formed in the bottom of each filter element positioning groove on the lower side; the lower end of the mounting screw is fixed at the center of the upper side surface of the filtering bottom plate, and the upper end of the mounting screw penetrates through the filtering top plate; the through end of the mounting screw is screwed with a mounting nut which tightly presses the filtering top plate on the filtering core.

Furthermore, a bottom supporting block for supporting the filtering bottom plate is arranged on the inner wall of the barrel-shaped lining.

Compared with the prior art, the utility model, its beneficial effect is: the anti-corrosion lining, the exhaust liner, the water inlet liner and the water outlet liner are used for carrying out anti-corrosion protection on the filter shell, the exhaust pipe, the water inlet pipe and the water outlet pipe so as to prevent liquid from contacting and causing corrosion; and filtering the liquid flowing through the anti-corrosion lining by using a filtering structure, thereby finishing filtering a small amount of solid particles in the liquid.

Drawings

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

fig. 2 is a cross-sectional view of the cylindrical housing of the present invention.

Detailed Description

The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of protection of the present invention is not limited to the embodiments.

Example 1:

as shown in fig. 1 and 2, the present invention provides a corrosion-resistant filter, which comprises: a filter housing, an anti-corrosion liner, and a filtering structure;

an erosion resistant liner mounted within the filter housing for preventing liquid from contacting the filter housing; the filtering structure is arranged in the anti-corrosion lining and is used for filtering liquid in the anti-corrosion lining; an exhaust pipe 6 is communicated with the top of the filter shell, and an exhaust liner pipe communicated with the anti-corrosion liner is arranged in the exhaust pipe 6 in a fitting manner; a water inlet pipe 11 is communicated with the middle part of the filter shell, and a water inlet liner pipe 13 communicated with the anti-corrosion liner is arranged in the water inlet pipe 11 in a fitting manner; the bottom of the filter shell is communicated with a water outlet pipe 5, and a water outlet liner pipe communicated with the anti-corrosion liner is arranged in the water outlet pipe 5 in a fitting manner.

The corrosion-resistant lining, the exhaust liner, the water inlet liner 13 and the water outlet liner are used for protecting the filter shell, the exhaust pipe 6, the water inlet pipe 11 and the water outlet pipe 5 from corrosion, so that the corrosion caused by liquid contact is prevented; and filtering the liquid flowing through the anti-corrosion lining by using a filtering structure, thereby finishing filtering a small amount of solid particles in the liquid.

Further, the filter shell comprises a cylindrical shell 1, a top cover shell 2 and a bottom cover shell 3; mounting flanges 8 are arranged at the upper and lower bung holes of the cylindrical shell 1, the lower opening of the top cover shell 2 and the upper opening of the bottom cover shell 3; the top cover shell 2 and the bottom cover shell 3 are respectively sealed on the upper end and the lower end of the cylindrical shell 1; the two mounting flanges 8 on the upper side and the two mounting flanges 8 on the lower side are clamped in a counter-pulling mode through counter-pulling bolts 9 and counter-pulling nuts 10; the exhaust pipe 6 is communicated with the top of the top cover shell 2; the water inlet pipe 11 is communicated with the circumferential side surface of the cylindrical shell 1; the water outlet pipe 5 is communicated with the bottom of the bottom cover shell 3; the lower part of the bottom cover shell 3 is provided with a supporting leg 4.

The shell formed by the cylindrical shell 1, the top cover shell 2 and the bottom cover shell 3 can protect the anti-corrosion lining and provide stable support and installation conditions for the anti-corrosion lining; the mounting flange 8 is clamped by the split bolt 9 and the split nut 10, so that liquid is prevented from leaking.

Further, a handle 7 is attached to the top cover housing 2. The use of the handle 7 facilitates lifting of the top head housing 2 and thus replacement and maintenance of the corrosion resistant lining or filter structure.

Further, the corrosion resistant liner includes a barrel liner 12, a top liner, and a bottom liner; the outer side wall of the barrel-shaped lining 12, the outer side wall of the top lining and the outer side wall of the bottom lining are respectively attached to the inner side wall of the barrel-shaped shell 1, the inner side wall of the top cover shell 2 and the inner side wall of the bottom cover shell 3; the water inlet liner pipe 13 is communicated with and arranged on the circumferential side surface of the barrel-shaped liner 12; the exhaust liner is communicated with the top liner; the water outlet liner pipe is communicated with and arranged on the bottom lining; flanges 24 are arranged at the upper and lower barrel openings of the barrel-shaped liner 12, the lower opening of the top liner and the upper opening of the bottom liner; the two mounting flanges 8 on the upper side clamp the two flanges 24 on the upper side, and the two mounting flanges 8 on the lower side clamp the two flanges 24 on the lower side.

The inner surface of the filter housing may be covered with the barrel liner 12, top liner and bottom liner to provide corrosion protection to the filter housing; the mounting flange 8 is used for clamping the corresponding flange 24, so that the sealing performance of the butt joint of the barrel-shaped lining 12, the top lining and the bottom lining is ensured, and liquid leakage is prevented.

Further, an annular groove 22 for placing a seal ring is provided on the flange 24. The annular groove 22 is used for placing the sealing ring, and the two attached flanges 24 clamp the sealing ring, so that the sealing performance is further enhanced, and liquid leakage is prevented.

Further, the filtering structure comprises a filtering top plate 14, a mounting screw 17 and a plurality of filtering cores 15;

a filtering bottom plate 16 is integrally arranged at the lower side in the barrel-shaped inner liner 12; a plurality of filter element positioning grooves 20 are arranged on the filter top plate 14 and the filter bottom plate 16; the lower ends of the filter elements 15 are respectively and tightly inserted in the filter element positioning grooves 20 of the filter bottom plate 16, and the upper ends of the filter elements 15 are respectively and tightly inserted in the filter element positioning grooves 20 of the filter top plate 14; a plurality of side supporting blocks 21 supported on the inner wall of the barrel-shaped liner 12 are provided on the circumferential side of the filter head plate 14; a water outlet hole 19 is formed in the bottom of each filter element positioning groove 20 on the lower side; the lower end of the mounting screw 17 is fixed at the center of the upper side surface of the filtering bottom plate 16, and the upper end of the mounting screw penetrates through the filtering top plate 14; a mounting nut 18 for pressing the filter top plate 14 against the filter element 15 is screwed onto the through end of the mounting screw 17.

The installation screw 17 and the installation nut 18 are utilized to form opposite pull, and each filter element 15 is clamped and fixed between the filter top plate 14 and the filter bottom plate 16, so that the installation of the filter elements 15 is realized, and the filter elements 15 are convenient to disassemble and replace; the edge of the filtering top plate 14 is positioned and supported by the side supporting block 21, so that the filtering core 15 is prevented from driving the filtering top plate 14 to shake under the impact of liquid, a gap is generated between the filtering core 15 and the filter element positioning groove 20, and meanwhile, a gap exists between the filtering top plate 14 and the barrel-shaped inner liner 12, and gas can be discharged out of the exhaust pipe 6 upwards through the gap when the liquid enters the barrel-shaped inner liner 12.

Further, a bottom support block 23 supporting the filtering bottom plate 16 is provided on the inner wall of the tub-shaped liner 12. The filter bed 16 is supported by the bottom support block 23 to prevent the deformation of the filter bed 16 caused by excessive water pressure from causing the liquid not to be completely filtered.

The utility model provides an among the corrosion-resistant filter, anticorrosive inside lining, filtration are all, the exhaust bushing pipe, intake bushing pipe 13 and go out the water bushing pipe and all adopt polytetrafluoroethylene material, and polytetrafluoroethylene has the characteristics of antiacid alkali resistance, anti various organic solvents, can realize the corrosion-resistant demand of this filter.

The utility model provides a corrosion-resistant filter is when the installation is used, and liquid passes through into water bushing pipe 13 and gets into tubbiness inside lining 12 to outside discharging the anticorrosion inside lining through the exhaust bushing pipe with the air, liquid filters through each filter core 15 again, filters in the liquid of accomplishing passes through apopore 19 and gets into the bottom inside lining downwards, discharges through a play water bushing pipe at last.

As noted above, while the invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited to the invention itself. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A corrosion resistant filter characterized by: comprises a filter shell, an anti-corrosion lining and a filtering structure; an erosion resistant liner mounted within the filter housing for preventing liquid from contacting the filter housing; the filtering structure is arranged in the anti-corrosion lining and is used for filtering liquid in the anti-corrosion lining; an exhaust pipe (6) is communicated with the top of the filter shell, and an exhaust liner communicated with the anti-corrosion lining is arranged in the exhaust pipe (6) in a fitting manner; a water inlet pipe (11) is communicated with the middle part of the filter shell, and a water inlet liner pipe (13) communicated with the anti-corrosion liner is arranged in the water inlet pipe (11) in a fitting manner; the bottom of the filter shell is communicated with a water outlet pipe (5), and a water outlet liner pipe communicated with the anti-corrosion liner is arranged in the water outlet pipe (5) in a fitting manner; the filter shell comprises a cylindrical shell (1), a top cover shell (2) and a bottom cover shell (3); mounting flanges (8) are arranged at the upper and lower bucket openings of the cylindrical shell (1), the lower opening of the top cover shell (2) and the upper opening of the bottom cover shell (3); the top cover shell (2) and the bottom cover shell (3) are respectively sealed on the upper end and the lower end of the cylindrical shell (1); the two mounting flanges (8) on the upper side and the two mounting flanges (8) on the lower side are clamped in a split manner through split bolts (9) and split nuts (10); the exhaust pipe (6) is communicated with the top of the top cover shell (2); the water inlet pipe (11) is communicated with the circumferential side surface of the cylindrical shell (1); the water outlet pipe (5) is communicated with the bottom of the bottom cover shell (3); the lower part of the bottom cover shell (3) is provided with a supporting leg (4); the corrosion resistant liner comprises a barrel liner (12), a top liner and a bottom liner; the outer side wall of the barrel-shaped lining (12), the outer side wall of the top lining and the outer side wall of the bottom lining are respectively attached to the inner side wall of the barrel-shaped shell (1), the inner side wall of the top cover shell (2) and the inner side wall of the bottom cover shell (3); the water inlet liner tube (13) is communicated and arranged on the circumferential side surface of the barrel-shaped liner tube (12); the exhaust liner is communicated with the top liner; the water outlet liner pipe is communicated with and arranged on the bottom lining; flanges (24) are arranged at the upper and lower barrel openings of the barrel-shaped lining (12), the lower side opening of the top lining and the upper side opening of the bottom lining; two mounting flanges (8) of upside centre gripping two turn-ups (24) of upside, two mounting flanges (8) centre gripping two turn-ups (24) of downside.

2. The corrosion resistant filter of claim 1, wherein: a handle (7) is arranged on the top cover shell (2).

3. The corrosion resistant filter of claim 1, wherein: an annular groove (22) for placing a sealing ring is arranged on the flanging (24).

4. The corrosion resistant filter of claim 1 wherein: the filtering structure comprises a filtering top plate (14), a mounting screw rod (17) and a plurality of filtering cores (15); a filtering bottom plate (16) is integrally arranged at the lower side in the barrel-shaped lining (12); a plurality of filter element positioning grooves (20) are respectively arranged on the filtering top plate (14) and the filtering bottom plate (16); the lower end of each filter element (15) is respectively and tightly inserted in each filter element positioning groove (20) of the filter bottom plate (16), and the upper end of each filter element (15) is respectively and tightly inserted in each filter element positioning groove (20) of the filter top plate (14); a plurality of side supporting blocks (21) supported on the inner wall of the barrel-shaped lining (12) are arranged on the circumferential side surface of the filtering top plate (14); a water outlet hole (19) is formed in the bottom of each filter element positioning groove (20) on the lower side; the lower end of the mounting screw rod (17) is fixed at the center of the upper side surface of the filtering bottom plate (16), and the upper end of the mounting screw rod penetrates through the filtering top plate (14); a mounting nut (18) which tightly presses the filtering top plate (14) on the filtering core (15) is screwed on the penetrating end of the mounting screw rod (17).

5. The corrosion resistant filter of claim 4, wherein: the inner wall of the barrel-shaped lining (12) is provided with a bottom supporting block (23) for supporting the filtering bottom plate (16).