CN219646920U - Bag filter convenient to change filter bag - Google Patents

Abstract

The utility model discloses a bag type filter convenient for replacing a filter bag, which comprises a filter body, wherein the filter bag is arranged in the filter body, a cover is arranged above the filter body, an annular fixing groove is formed in the inner wall of an opening at the upper part of the filter body, a filter frame is fixed at the opening of the filter bag, the filter frame is in clamping connection with the annular fixing groove, the cover is positioned above the filter frame, fixing rods are fixed at the bottoms of the two sides of the cover, fixing holes are formed in the two sides of the filter frame, the bottom of the fixing rods stretches into the fixing holes, a limiting block is fixed at one side of the fixing rods, and a limiting groove matched with the limiting block is formed in one side of the bottom of the fixing holes.

Description

Bag filter convenient to change filter bag

Technical Field

The utility model relates to the technical field of bag filters, in particular to a bag filter with a filter bag convenient to replace.

Background

The bag filter is multipurpose filtering equipment which has novel structure, small volume, convenient and flexible operation, energy conservation, high efficiency, closed work and strong applicability, and when the bag filter is used for producing some liquid products, the sundries and the liquid are required to be filtered and cleaned.

The utility model of the prior patent application number CN202122693582.4 discloses a bag filter, which comprises a machine body and a filter frame, wherein the filter frame is arranged above the inside of the machine body, a machine cover is arranged on the machine body, feeding pipes are arranged on the left side and the right side of the upper surface of the machine cover, and a filter plate is arranged below the inside of the machine body; after the filter bag is taken out, the connecting rod is driven to rotate downwards by pressing the push rod, the movable plate is pushed to extrude the spring through the connecting rod, the telescopic rod is contracted when the movable plate moves outwards, in addition, after the movable plate moves outwards, the fixed rod and the positioning blocks are driven to move outwards together, so that the positioning blocks are separated from the positioning grooves, the filter bag can be taken out downwards after the two positioning blocks are separated from the positioning grooves, and the filter bag drives the inserting block to be taken out of the slot for replacement;

the utility model can conveniently detach and install the filter bag, and further can conveniently clean sundries in the filter bag, but the following defects still exist: the structure designs of the push rod, the connecting rod, the movable plate, the spring and the like in the device are very complex, so that the device is not beneficial to mass production and manufacture.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides the bag filter convenient for replacing the filter bag, and the fixing rod, the limiting block, the fixing hole and the limiting groove are matched to fix and limit the filter bag between the cover and the filter bag, so that the filter bag and the cover are fixed by rotating the cover to drive the limiting block to rotate and stretch into the limiting groove when the filter bag is required to be taken out, the filter bag can be taken out together when the cover is conveniently opened, the filter bag is convenient to install and detach, and the structure is simple, thereby being beneficial to mass production.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a pocket type filter convenient to change filter bag, includes the filter body, the inside filter bag that is equipped with of filter body, the top of filter body is equipped with the bonnet, annular fixed slot has been seted up on the top opening part inner wall of filter body, the opening part of filter bag is fixed with the filter frame, the block is connected between filter frame and the annular fixed slot, the bonnet is located the top of filter frame, the dead lever is all fixed with in the both sides bottom of bonnet, the fixed orifices has all been seted up to the both sides of filter frame, the bottom of dead lever stretches into in the fixed orifices and its one side is fixed with the stopper, the stopper is located the fixed orifices, the spacing groove with stopper looks adaptation has been seted up to bottom one side of fixed orifices.

As a preferable technical scheme of the utility model, a limiting mechanism is arranged between the filter frame and the filter body, the limiting mechanism comprises sliding blocks which are fixedly arranged at two sides of the filter frame, sliding grooves are formed in two sides of the inside of the annular fixed groove, and the sliding blocks extend into the sliding grooves and are in sliding connection with the sliding grooves.

As a preferable technical scheme of the utility model, a positioning ring is fixed at the bottom of the cover, an annular positioning groove is formed above the filter body, the annular positioning groove is positioned at the periphery of the annular fixing groove, and the positioning ring is matched with the annular positioning groove.

As a preferable technical scheme of the utility model, a filter plate is arranged below a filter bag in the filter body, a fixed seat is fixed on the inner wall of the filter body, and the filter plate is fixed on the fixed seat.

As a preferable technical scheme of the utility model, an active carbon layer is arranged below the filter plate and inside the filter body, a liquid inlet is arranged above the cover, and a liquid outlet is arranged at the bottom of the filter body.

As a preferable technical scheme of the utility model, a fixed frame is fixed on the outer side of the bottom of the filter body, and supporting feet are fixed on the bottom of the fixed frame.

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

according to the utility model, the filter bag and the filter bag can be fixed and limited by the cooperation of the fixing rod, the limiting block, the fixing hole and the limiting groove, so that the filter bag and the filter bag can be fixed by rotating the machine cover to drive the limiting block to rotate and extend into the limiting groove when the filter bag is required to be taken out, the filter bag can be taken out together when the machine cover is opened conveniently, the filter bag is convenient to install and detach, and the structure is simple, so that the filter bag is beneficial to mass production.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged view of the utility model at A in FIG. 1;

FIG. 3 is a schematic side cross-sectional view of the fixing hole of the present utility model;

FIG. 4 is a schematic top view of the filter body of the present utility model;

wherein: 1. a filter body; 2. a filter bag; 3. a cover; 4. a liquid inlet; 5. a filter frame; 6. a fixed rod; 7. a positioning ring; 8. a filter plate; 9. a fixing seat; 10. an activated carbon layer; 11. a fixed frame; 12. supporting feet; 13. a liquid outlet; 14. an annular positioning groove; 15. an annular fixing groove; 16. a fixing hole; 17. a slide block; 18. a chute; 19. a limiting block; 20. and a limit groove.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

Examples:

as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the utility model provides a bag type filter convenient for replacing a filter bag, which comprises a filter body 1, wherein the filter bag 2 is arranged inside the filter body 1, a cover 3 is arranged above the filter body 1, an annular fixed groove 15 is formed in the inner wall of an opening at the upper part of the filter body 1, a filter frame 5 is fixed at the opening of the filter bag 2, the filter frame 5 is connected with the annular fixed groove 15 in a clamping manner, the cover 3 is positioned above the filter frame 5, fixing rods 6 are fixed at the bottoms of the two sides of the cover 3, fixing holes 16 are formed at the two sides of the filter frame 5, the bottom of the fixing rods 6 extends into the fixing holes 16, a limiting block 19 is fixed at one side of the bottom of the fixing holes 16, a limiting groove 20 matched with the limiting block 19 is formed at one side of the bottom of the fixing holes 16, a limiting mechanism is arranged between the filter frame 5 and the filter body 1, the limiting mechanism comprises a sliding block 17 fixedly arranged at the two sides of the filter frame 5, the annular fixed groove 15 is internally provided with a sliding groove 18, and the sliding groove 18 is formed in the sliding groove 18;

when the device is used, the filter frame 5 at the upper end of the filter bag 2 is placed in the annular fixed groove 15 in the filter body 1, the sliding blocks 17 at the two sides of the filter frame 5 are respectively aligned with the two groups of sliding grooves 18, the filter frame 5 is supported and positioned through the annular fixed groove 15, the filter frame 5 and the filter body 1 are limited and fixed through the matching of the sliding grooves 18 and the sliding blocks 17, the cover 3 is covered, meanwhile, the fixing rod 6 and the limiting blocks 19 extend into the fixing holes 16 on the filter frame 5, the upper part of the filter body 1 is conveniently covered by the cover 3, external impurities are prevented from falling into the device, when the filter bag 2 needs to be taken down and cleaned, only the fixing rod 6 and the limiting blocks 19 at the bottom of the filter cover 3 are required to be rotated synchronously, the limiting blocks 19 extend into the limiting grooves 20, the two blocks are connected in a clamping mode and fix the filter frame 3 and the filter frame 5, the filter bag 2 and the filter cover 3 together can be easily fixed, the filter bag 2 can be driven to move upwards and leave the filter body 1 when the filter cover 3 is lifted up again, the filter bag 2 is convenient to clean the filter bag 2 in a large-scale through simple matching structure, and the filter bag 2 is convenient to install and convenient, and the filter bag cleaning device is convenient to clean in a large scale.

As shown in fig. 1, 2 and 4, a positioning ring 7 is fixed at the bottom of the cover 3, an annular positioning groove 14 is formed above the filter body 1, the annular positioning groove 14 is positioned at the periphery of an annular fixing groove 15, and the positioning ring 7 is matched with the annular positioning groove 14; the cover 3 and the filter body 1 are conveniently positioned through the cooperation between the annular positioning groove 14 and the positioning ring 7, so that the stability of the cover 3 is improved.

As shown in fig. 1, a filter plate 8 is arranged below the filter bag 2 in the filter body 1, a fixed seat 9 is fixed on the inner wall of the filter body 1, the filter plate 8 is fixed on the fixed seat 9, an activated carbon layer 10 is arranged below the filter plate 8 in the filter body 1, a liquid inlet 4 is arranged above the cover 3, and a liquid outlet 13 is arranged at the bottom of the filter body 1; the filter plate 8 and the activated carbon layer 10 are arranged, so that the device is cleaner in filtration through multistage filtration, and the filter plate 8 is conveniently installed through the fixed seat 9.

As shown in fig. 1, a fixed frame 11 is fixed on the outer side of the bottom of the filter body 1, and supporting feet 12 are fixed on the bottom of the fixed frame 11; the device is conveniently supported by the fixing frame 11 and the supporting legs 12.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (6)

1. The utility model provides a pocket type filter convenient to change filter bag, includes filter body (1), filter body (1) inside is equipped with filter bag (2), the top of filter body (1) is equipped with bonnet (3), its characterized in that: annular fixed slot (15) have been seted up on the top opening part inner wall of filter body (1), the opening part of filter bag (2) is fixed with filter frame (5), block connection between filter frame (5) and annular fixed slot (15), lid (3) are located the top of filter frame (5), dead lever (6) have all been fixed in the both sides bottom of lid (3), fixed orifices (16) have all been seted up to the both sides of filter frame (5), in the bottom of dead lever (6) stretches into fixed orifices (16) and its one side is fixed with stopper (19), stopper (19) are located fixed orifices (16), spacing groove (20) with stopper (19) looks adaptation have been seted up to bottom one side of fixed orifices (16).

2. A bag filter for facilitating replacement of filter bags according to claim 1, wherein: the filter is characterized in that a limiting mechanism is arranged between the filter frame (5) and the filter body (1), the limiting mechanism comprises sliding blocks (17) which are fixedly arranged on two sides of the filter frame (5), sliding grooves (18) are formed in two inner sides of the annular fixing groove (15), and the sliding blocks (17) extend into the sliding grooves (18) and are in sliding connection with the sliding grooves.

3. A bag filter for facilitating replacement of filter bags according to claim 1, wherein: the bottom of lid (3) is fixed with holding ring (7), annular constant head tank (14) have been seted up to the top of filter body (1), annular constant head tank (14) are located the periphery of annular fixed slot (15), looks adaptation between holding ring (7) and annular constant head tank (14).

4. A bag filter for facilitating replacement of filter bags according to claim 1, wherein: the filter is characterized in that a filter plate (8) is arranged below the filter bag (2) inside the filter body (1), a fixing seat (9) is fixed on the inner wall of the filter body (1), and the filter plate (8) is fixed on the fixing seat (9).

5. A bag filter for facilitating replacement of filter bags as defined in claim 4 wherein: the filter is characterized in that an active carbon layer (10) is arranged inside the filter body (1) below the filter plate (8), a liquid inlet (4) is formed in the upper portion of the cover (3), and a liquid outlet (13) is formed in the bottom of the filter body (1).

6. A bag filter for facilitating replacement of filter bags according to claim 1, wherein: the filter is characterized in that a fixed frame (11) is fixed on the outer side of the bottom of the filter body (1), and supporting feet (12) are fixed on the bottom of the fixed frame (11).