CN218589840U

CN218589840U - Bag filter convenient to change filter bag

Info

Publication number: CN218589840U
Application number: CN202222622962.3U
Authority: CN
Inventors: 王熙勇
Original assignee: Guangdong Xijie Fluid Control Equipment Co ltd
Current assignee: Guangdong Xijie Fluid Control Equipment Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-03-10
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a bag filter convenient to change filter bag, including filtering barrel and lid, be equipped with the ring frame in the filtering barrel, the ring frame lower extreme is equipped with the drum filter screen, be equipped with the filter bag in the drum filter screen, the opening edge of filter bag is the stereoplasm edge, and this stereoplasm edge can place on the terminal surface of ring frame, still includes fixed clamping ring and quick-locking mechanism, the fixed clamping ring can compress tightly the opening edge of filter bag on the terminal surface of ring frame, the quick-locking mechanism can fix the fixed clamping ring in the state of compressing tightly the filter bag; when the filter bag is installed, the opening edge of the filter bag is placed on the circular ring frame, then the filter bag is tightly pressed through the fixed pressing ring, and finally the fixed pressing ring is tightly pressed through the quick locking mechanism, so that the filter bag can be quickly installed and replaced, the operation is simple, and the work efficiency is improved.

Description

Bag filter convenient to change filter bag

Technical Field

The utility model relates to a filter technical field especially relates to a bag filter convenient to change filter bag.

Background

The bag filter is a multipurpose filtering device which has the advantages of novel structure, small volume, simple and flexible operation, energy conservation, high efficiency, closed work and strong applicability. Bag filters are a new type of filtration system. The bag filter is internally provided with a filter bag supported by a metal cylinder filter screen, liquid flows in from an inlet, flows out from an outlet after being filtered by the filter bag, and impurities are intercepted in the filter bag.

In most of the existing bag filters, a part of the existing bag filters directly fix a filter bag in the filter, so that the filter is very troublesome to replace and clean, wastes time and labor and has low efficiency.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the related art to some extent, and to this end, the present invention provides a bag filter which has a simple structure and is capable of facilitating the replacement of a filter bag.

In order to achieve the purpose, the utility model adopts the following scheme: the utility model provides a bag filter convenient to change filter bag, is including filtering barrel and lid, be equipped with the link frame in the cartridge filter, the link frame lower extreme is equipped with the drum filter screen, be equipped with the filter bag in the drum filter screen, the opening edge of filter bag is the stereoplasm edge, and this stereoplasm edge can be placed on the terminal surface of link frame, still including fixed clamping ring and fast latch mechanism, fixed clamping ring can compress tightly the opening edge of filter bag on the terminal surface of link frame, fast latch mechanism can fix fixed clamping ring at the state that compresses tightly the filter bag.

In some embodiments, the quick-locking mechanism comprises a locking column arranged at the upper end of the fixed compression ring and a clamping piece capable of clamping the locking column.

In some embodiments, the clamping member is two L-shaped clamping grooves rotatably formed in the inner wall of the filtering cylinder, and two ends of the locking column are respectively rotatably clamped in the corresponding L-shaped clamping grooves.

In some embodiments, the clamping member includes elastic clamping blocks symmetrically arranged on the end face of the circular ring frame, the elastic clamping blocks include elastic plates symmetrically arranged, arc-shaped grooves are formed in the opposite inner sides of the two elastic plates, and the locking columns can be clamped into the arc-shaped grooves.

In some embodiments, a cloth string is connected to the opening of the filter bag.

In some embodiments, the filtering cylinder and the cover body are fixedly connected through a plurality of lifting ring screwing mechanisms, each lifting ring screwing mechanism comprises a hinge seat arranged on the filtering cylinder, a screw rod is hinged on the hinge seat, a pressing block is movably arranged on the screw rod in a penetrating mode and is in threaded connection with a lifting ring piece, the outer wall of the cover body is provided with a circular flange, and the pressing block can be pressed against the circular flange under the action of the lifting ring piece.

In some embodiments, a recessed area is formed at the upper end of the circular flange, and a clamping hook capable of being clamped into the recessed area is arranged on the pressing block.

In some embodiments, a liquid inlet, a liquid outlet and a sewage draining outlet are also arranged on the filtering cylinder body.

In some embodiments, a pressure gauge and an exhaust valve are further disposed on the cover body.

In some embodiments, an annular sheet is arranged at the lower end of the filtering cylinder body, and a plurality of mounting holes are formed in the annular sheet.

Above-mentioned, the beneficial effects of the utility model are that: when the filter bag is installed, the opening edge of the filter bag is placed on the circular ring frame, then the filter bag is tightly pressed through the fixed pressing ring, and finally the fixed pressing ring is tightly pressed through the quick locking mechanism, so that the filter bag can be quickly installed and replaced, the operation is simple, and the working efficiency is improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic sectional view of the present invention.

Fig. 3 is a schematic view of an embodiment of the clamping member of the present invention.

Figure 4 is a schematic view of another embodiment of the clip of the present invention.

Fig. 5 is an enlarged schematic view of the point a of fig. 1 according to the present invention.

Detailed Description

The following detailed description provides many different embodiments or examples for implementing the invention. Of course, these are merely embodiments or examples and are not intended to be limiting. In addition, repeated reference numbers such as repeated numbers and/or letters may be used in different embodiments. These iterations are provided for simplicity and clarity of the description of the invention, and are not intended to suggest any particular relationship between the various embodiments and/or structures discussed.

The invention will be further described with reference to the following description of the drawings and detailed description: the bag filter convenient for filter bag replacement as shown in fig. 1 to 5 comprises a filter cylinder body 1 and a cover body 2, wherein a ring frame 3 is arranged in the filter cylinder body 1, a cylinder filter screen 4 is arranged at the lower end of the ring frame 3, a filter bag 5 is arranged in the cylinder filter screen 4, the opening edge of the filter bag 5 is a hard edge, the hard edge can be placed on the end face of the ring frame 3, the bag filter further comprises a fixed compression ring 6 and a quick locking mechanism, the fixed compression ring 6 can tightly press the opening edge of the filter bag 5 on the end face of the ring frame 3, and the quick locking mechanism can fix the fixed compression ring 6 in a state of tightly pressing the filter bag 5; when the filter bag 5 is installed, the opening edge of the filter bag is placed on the ring frame 3, then the filter bag is tightly pressed through the fixed pressing ring 6, and finally the fixed pressing ring 6 is tightly pressed through the quick locking mechanism, so that the filter bag can be quickly installed and replaced, the operation is simple, and the working efficiency is improved.

The filter bag 5 is a PE micron-sized filter bag.

In this embodiment, the quick-locking mechanism comprises a locking column 21 arranged at the upper end of the fixed compression ring 6 and a clamping piece capable of clamping the locking column 21.

Referring to fig. 3, one embodiment of the retainer is shown: the chucking spare is two L shape draw-in grooves 31 of rotatory setting on filtering barrel 1 inner wall, and the both ends of lock post 21 are rotatory card respectively and are gone into in the L shape draw-in groove 31 that corresponds, during the installation, through the rotation to lock post 21 and fixed clamping ring 6 to can be fixed briquetting 6 in L shape draw-in groove 31 is gone into respectively to the both ends with lock post 21.

Referring to fig. 4, another embodiment of the retainer is shown: the clamping piece comprises elastic clamping blocks 41 symmetrically arranged on the end face of the circular ring frame 3, the elastic clamping blocks 41 comprise elastic plates 42 symmetrically arranged, arc-shaped grooves 43 are formed in the opposite inner sides of the two elastic plates 42, and the locking columns 21 can be clamped into the arc-shaped grooves 43; when the locking device is installed, the two ends of the locking column 21 are respectively clamped into the arc-shaped grooves 43 between the two elastic plates 42, and the locking column 21 is clamped through the elasticity of the two elastic plates 42.

Furthermore, the ring frame 3 and the cylinder filter screen 4 are fixed in the filter cylinder 1 by welding.

In this embodiment, the opening of the filter bag 5 is connected with a cloth rope 51, and the filter bag 5 can be conveniently taken out by pulling the cloth rope 51.

Referring to fig. 1 and 5, the filtering cylinder 1 and the cover body 2 are fixedly connected through a plurality of hanging ring screwing mechanisms, each hanging ring screwing mechanism comprises a hinge seat 61 arranged on the filtering cylinder 1, a screw 62 is hinged on the hinge seat 61, a press block 63 is movably arranged on the screw 62 in a penetrating manner and is in threaded connection with a hanging ring piece 64, an annular flange 65 is arranged on the outer wall of the cover body 2, and the press block 63 can be pressed on the annular flange 65 under the action of the hanging ring piece 64.

A recessed area 71 is arranged at the upper end of the circular flange 65, and a clamping hook 72 capable of being clamped into the recessed area 71 is arranged on the pressing block 63; when the hanging ring screwing mechanism operates, the screw 62 drives the pressing block 63 and the hanging ring piece 64 to swing upwards to the upper side of the circular ring flange 65, then the hanging ring piece 64 is twisted to drive the pressing block 63 to move downwards, the clamping hook 72 on the pressing block 63 is clamped into the depressed area 71 of the circular ring flange 65, so that the cover body 2 can be stably fixed, the leakage of the cover body is prevented, and of course, a sealing ring is arranged between the cover body 2 and the filtering cylinder body 1.

In this embodiment, the filtering cylinder 1 is further provided with a liquid inlet 81, a liquid outlet 82 and a sewage outlet 83; a pressure gauge 91 and an exhaust valve 92 are also provided in the lid body 2.

In this embodiment, the lower end of the filtering cylinder 1 is provided with an annular sheet 10, and the annular sheet 10 is provided with a plurality of mounting holes 11.

The basic principles and main features of the present invention and the advantages of the present invention are shown and described in conjunction with the drawings and above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and what is described in the above embodiments and the description is only illustrative of the principles of the present invention, and without departing from the spirit and scope of the present invention, the present invention can also have various changes and improvements, and these changes and improvements all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a bag filter convenient to change filter bag, including filtering barrel (1) and lid (2), its characterized in that: be equipped with ring frame (3) in filtering barrel (1), ring frame (3) lower extreme is equipped with drum filter screen (4), be equipped with filter bag (5) in drum filter screen (4), the opening edge of filter bag (5) is the stereoplasm edge, and this stereoplasm edge can be placed on the terminal surface of ring frame (3), still including fixed clamping ring (6) and fast latch mechanism, fixed clamping ring (6) can compress tightly the opening edge of filter bag (5) on the terminal surface of ring frame (3), fast latch mechanism can fix fixed clamping ring (6) in the state that compresses tightly filter bag (5).

2. The bag filter of claim 1, wherein the bag filter is adapted to facilitate changing of filter bags: the quick locking mechanism comprises a locking column (21) arranged at the upper end of the fixed compression ring (6) and a clamping piece capable of clamping the locking column (21).

3. The bag filter of claim 2, wherein the bag filter is adapted to facilitate changing of filter bags: the clamping piece is two L-shaped clamping grooves (31) which are rotatably arranged on the inner wall of the filtering cylinder body (1), and two ends of the locking column (21) are respectively and rotatably clamped into the corresponding L-shaped clamping grooves (31).

4. The bag filter of claim 2, wherein the bag filter is adapted to be replaced by: the chucking spare is in including the symmetry the elasticity fixture block (41) of ring frame (3) terminal surface, elasticity fixture block (41) are equipped with arc wall (43) including the symmetry, the inboard that two elastic plate (42) are relative, locking post (21) can be gone into in arc wall (43).

5. The bag filter of claim 1, wherein the bag filter is adapted to facilitate changing of filter bags: the opening of the filter bag (5) is connected with a cloth rope (51).

6. The bag filter of claim 1, wherein the bag filter is adapted to facilitate changing of filter bags: filter barrel (1) and lid (2) and detain mechanism fixed connection through a plurality of rings soon, rings are detained soon the mechanism and are in including setting up articulated seat (61) on the filtering barrel (1) articulated on articulated seat (61) have screw rod (62), and briquetting (63) and threaded connection have hanging ring piece (64) are worn to be equipped with in the activity on screw rod (62), the outer wall of lid (2) is equipped with ring flange (65), briquetting (63) can be withstood on ring flange (65) by the effect of hanging ring piece (64).

7. The bag filter of claim 6, wherein the bag filter is adapted to facilitate changing of filter bags: the upper end of ring flange (65) is equipped with depressed area (71), be equipped with on briquetting (63) and go into trip (72) in depressed area (71) can be gone into.

8. The bag filter of claim 1, wherein the bag filter is adapted to facilitate changing of filter bags: the filtering cylinder body (1) is also provided with a liquid inlet (81), a liquid outlet (82) and a sewage outlet (83).

9. The bag filter of claim 1, wherein the bag filter is adapted to facilitate changing of filter bags: the cover body (2) is also provided with a pressure gauge (91) and an exhaust valve (92).

10. The bag filter of claim 1, wherein the bag filter is adapted to facilitate changing of filter bags: the lower end of the filtering cylinder body (1) is provided with an annular sheet (10), and the annular sheet (10) is provided with a plurality of mounting holes (11).