CN214233043U

CN214233043U - Security filter with quickly replaceable filter element

Info

Publication number: CN214233043U
Application number: CN202120114442.4U
Authority: CN
Inventors: 汤利珍
Original assignee: Hangzhou Li Kang Purification Equipment Co ltd
Current assignee: Hangzhou Li Kang Purification Equipment Co ltd
Priority date: 2021-01-16
Filing date: 2021-01-16
Publication date: 2021-09-21
Anticipated expiration: 2031-01-16

Abstract

The utility model discloses a security filter with a quickly replaceable filter element, which comprises a filter shell and a top cover arranged on the filter shell; the filter is characterized in that the filter shell is divided into a lower shell, an upper shell which is detachably arranged on the lower shell and a bracket which is arranged on the lower shell; the filter housing also mounts a filter structure. The utility model divides the filter shell into a lower shell, an upper shell and a top cover, adopts a split design, is convenient to disassemble and assemble, and is convenient for maintaining and replacing the filter element; the filter shell is convenient to clean and maintain after being disassembled.

Description

Security filter with quickly replaceable filter element

Technical Field

The utility model relates to a filter field specifically indicates a security filter of quick replacement filter core.

Background

The safety filter is also called as a precision filter and is generally arranged in front of a pressure container to remove fine particles larger than 5 mu m so as to meet the requirement of the subsequent process on water inlet; sometimes also at the end of the overall water treatment system, to prevent fine particles, such as broken resin, from entering the product water; the cartridge filter is widely applied to the fields of drinking water treatment, circulating water treatment, boiler feedwater treatment, sewage treatment and the like; the working principle is that the liquid to be filtered is pressed in from the inlet of the filter, passes through the filter element from outside to inside to penetrate through the filter layer and is filtered into clear liquid, and then is discharged from the outlet; impurities are trapped in the deep layer and the surface of the filter element, so that the liquid is filtered; at present, a plurality of filter shells are basically formed by adopting an integral cavity and a top cover, when the filter element needs to be replaced or cleaned, the filter element is taken out from the cavity body, and the position is difficult to find accurately when the filter element is installed. Therefore, a security filter with a quickly replaceable filter element is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a security filter of quick replacement filter core in order to solve the comparatively troublesome problem of filter core change and installation.

In order to achieve the purpose, the utility model provides a security filter with a quickly replaceable filter element, which comprises a filter shell and a top cover arranged on the filter shell; the filter is characterized in that the filter shell is divided into a lower shell, an upper shell which is detachably arranged on the lower shell and a bracket which is arranged on the lower shell; the filter housing also mounts a filter structure.

Preferably, the filter structure comprises a perforated plate arranged on the lower shell, a plurality of filter elements arranged on the perforated plate and a connecting plate arranged at the other end of the filter elements; and the lower shell is provided with a limiting step matched with the porous plate.

Preferably, the limit step is further provided with a sealing groove, and a sealing ring is arranged in the sealing groove; the connecting plate is also provided with a plurality of through holes.

Further preferably, the upper shell and the lower shell are fixedly connected through a flange, the top cover and the upper shell are also fixedly connected through a flange, and a gasket is arranged between the flange and the flange.

Further preferably, the top cover is further provided with a fixed table matched with the upper shell.

Preferably, the top cover is also provided with a water inlet and a plurality of hanging rings; the lower shell is also provided with a water outlet and a sewage outlet.

The utility model divides the filter shell into a lower shell, an upper shell and a top cover, adopts split design, is convenient to disassemble and assemble, and is convenient for maintaining and replacing the filter element; the filter shell is convenient to clean and maintain after being disassembled.

Drawings

FIG. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the enlarged partial structure of the present invention;

fig. 3 is a schematic structural diagram of the middle connection plate of the present invention.

Illustration of the drawings: 1. a filter housing; 2. a lower housing; 21. a limiting step; 22. a sealing groove; 23. a seal ring; 24. a sewage draining outlet; 25. a water outlet; 3. an upper housing; 4. a top cover; 41. a fixed table; 42. a water inlet; 43. a hoisting ring; 5. a support; 6. a filter structure; 61. a perforated plate; 62. a filter element; 63. a connecting plate; 64. a through hole; 7. and (7) a gasket.

Detailed Description

The security filter with quick filter element replacement according to the present invention will be further described with reference to the accompanying drawings.

Referring to fig. 1, the rapid cartridge replacement cartridge filter of the present embodiment includes a filter housing 1 and a top cover 4 mounted on the filter housing 1; the filter is characterized in that the filter shell 1 is divided into a lower shell 2, an upper shell 3 which is arranged on the lower shell 2 in a detachable mode and a bracket 5 which is arranged on the lower shell 2; the filter shell 1 is also provided with a filter structure 6; the filter shell 1 is divided into the lower shell 2, the upper shell 3 and the top cover 4, and a split design is adopted, so that the filter is convenient to assemble and disassemble, and the filter element is convenient to maintain and replace; the filter housing 1 is also convenient to clean and maintain after disassembly.

Further, referring to fig. 1-2, the filter structure 6 comprises a perforated plate 61 mounted on the lower case 2, a plurality of filter elements 62 mounted on the perforated plate 61, and a connecting plate 63 mounted on the other end of the filter elements 62; the lower shell 2 is provided with a limiting step 21 matched with the porous plate 61; the installation position of the porous plate 61 is limited by the arrangement of the limiting step 21; through the setting of connecting plate 63, connect a plurality of filter cores 62, increase the stability of installation, avoid it to produce in the use and rock, influence and filter even damage.

Further, as shown in fig. 2-3, a sealing groove 22 is further formed on the limiting step 21, and a sealing ring 23 is installed in the sealing groove 22; the connecting plate 63 is also provided with a plurality of through holes 64; by arranging the sealing groove 22 and the sealing ring 23, the sealing performance of the porous plate 61 and the limiting step 21 is improved, and the problem that unfiltered water is mixed into filtered water through leakage to cause poor filtering effect is avoided; through the arrangement of the through hole 64, the water entering the top cover 4 through the water inlet 42 can enter the upper shell 3 through the through hole 64 and then be filtered by the filter element 62.

Further, referring to fig. 1-2, the upper housing 3 and the lower housing 2 are fixedly connected through a flange, the top cover 4 and the upper housing 3 are also fixedly connected through a flange, and a gasket 7 is installed between the flange and the flange; the flange is used for connecting and fixing, so that the assembly and disassembly are convenient; by arranging the gasket 7 between the flanges, the sealing performance of the joint is increased by the gasket 7, and leakage is avoided.

Further, referring to fig. 1, the top cover 4 is further provided with a fixing table 41 adapted to the upper housing 3; through the setting of fixed station, after top cap 4 installation is accomplished, form the extrusion through fixed station 41 to connecting plate 63 to improve the installation steadiness of filter core 62.

Further, as shown in fig. 1, the top cover 4 is further provided with a water inlet 42 and a plurality of hanging rings 43; the lower shell 2 is also provided with a water outlet 25 and a sewage outlet 24; through the arrangement of the hanging ring 43, when the top cover 4 is too large or too heavy, the top cover 4 can be lifted through the lifting equipment; through the arrangement of the drain outlet 24, residue and sewage generated during cleaning and maintenance of the filter housing 1 can be discharged from the drain outlet.

The utility model discloses a working process: referring to fig. 1-3, when the filter element 62 needs to be cleaned or maintained, the bolts of the connecting flange are removed, the large-sized filter can be lifted by the lifting device in cooperation with the lifting ring 43 to lift the top cover 4, the small-sized filter can be replaced or cleaned only by manually lifting and disassembling the top cover 4 and the upper shell 3 and then taking out the connecting plate 63 and the porous plate 61 which are connected with and provided with the filter element 62, the lower shell 2, the upper shell 3 and the top cover 4 can be directly cleaned after disassembly, and the sewage discharge port of the lower shell 2 can be opened during cleaning; during the installation, install down on the spacing step 21 on the casing 2 with filtration 6 earlier, then will go up casing 3 and install down on casing 2 and through bolt fastening flange, then install the top cap 4 and accomplish promptly after installing last casing 3 and through bolt fastening flange, extrude connecting plate 63 through fixed station 41 on the top cap 4 simultaneously, reinforcing filter element group spare 6 installation stability.

The scope of the present invention is not limited to the above embodiments and their variations. The present invention is not limited to the above embodiments, and other modifications and substitutions may be made by those skilled in the art.

Claims

1. A rapid filter cartridge replacement cartridge filter cartridge comprises a filter shell (1) and a top cover (4) arranged on the filter shell (1); the filter is characterized in that the filter shell (1) is divided into a lower shell (2), an upper shell (3) which is detachably arranged on the lower shell (2) and a bracket (5) which is arranged on the lower shell (2); the filter housing (1) is also provided with a filter structure (6).

2. The rapid cartridge change cartridge filter of claim 1 wherein: the filtering structure (6) comprises a perforated plate (61) arranged on the lower shell (2), a plurality of filter elements (62) arranged on the perforated plate (61) and a connecting plate (63) arranged at the other end of the filter elements (62); and the lower shell (2) is provided with a limiting step (21) matched with the porous plate (61).

3. The rapid cartridge change cartridge filter of claim 2 wherein: a sealing groove (22) is further formed in the limiting step (21), and a sealing ring (23) is mounted in the sealing groove (22); the connecting plate (63) is also provided with a plurality of through holes (64).

4. The rapid cartridge change cartridge filter of claim 1 wherein: go up between casing (3) and the lower casing (2) through flange fixed connection, also through flange fixed connection between top cap (4) and last casing (3), install gasket (7) between flange and the flange.

5. The rapid cartridge change cartridge filter of claim 4 wherein: the top cover (4) is also provided with a fixed platform (41) matched with the upper shell (3).

6. The rapid cartridge change cartridge filter of claim 1 wherein: the top cover (4) is also provided with a water inlet (42) and a plurality of hanging rings (43); the lower shell (2) is also provided with a water outlet (25) and a sewage outlet (24).