CN211215848U

CN211215848U - Efficient filter bag guard shield

Info

Publication number: CN211215848U
Application number: CN201922121062.9U
Authority: CN
Inventors: 朱新妮; 张川宇; 刘宏伟; 刘超
Original assignee: Qingdao Oer Environmental Protection Technology Co ltd
Current assignee: Qingdao Oer Environmental Protection Technology Co ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-08-11
Anticipated expiration: 2029-12-02

Abstract

The utility model discloses an efficient filter bag guard shield, the camera includes a supporting plate, both sides evenly are provided with triangle-shaped plate of bending jointly in the backup pad, and the bottom symmetry of two sets of triangle-shaped adjacent one ends of plate of bending is provided with the mounting groove, the inboard of mounting groove is provided with the installation pole jointly, the both ends symmetry of triangle-shaped plate bottom of bending is provided with the installation piece, the bottom of installation piece is provided with the slot, the bottom of installation piece is provided with the sieve, and the intermediate position department at sieve top is provided with the picture peg of mutually supporting with the slot. The utility model discloses a backup pad, sieve mesh, triangle-shaped bend the cooperation of board, slot, installation piece, bolt and picture peg and use for partly air current that is mingled with the dust can be along the inclined plane, falls down from between the filter bag, and in the dust can directly fall the ash bucket, avoided great particulate matter direct collision in the outside of filter bag, cause the collision damage to the filter bag.

Description

Efficient filter bag guard shield

Technical Field

The utility model relates to a coal fired boiler technical field specifically is an efficient filter bag guard shield.

Background

The bag type dust collector is a dry type dust filtering device, dust-containing gas is filtered by utilizing the filtering action of fiber fabrics, after the dust-containing gas enters the bag type dust collector, dust with large particles and large specific gravity falls into a dust hopper due to the sedimentation of the gravity, and when the gas containing fine dust passes through a filter material, the dust is blocked, so that the gas is purified.

Most of filter bags of the prior bag type dust collector directly filter air with miscellaneous dust, the filter bags are damaged due to the fact that the miscellaneous dust air contains large-particle dust, the service life of the filter bags is shortened, the dust removal effect is poor, energy is wasted, unnecessary loss is caused to enterprises, the direct contact of large-particle dust with the filter bag cannot be avoided, when the prior bag type dust collector cleans dust on a filter bag, part of the fallen dust is easy to fly back from an air inlet of the device and in the air inlet pipe or a place where the dust is generated, and a layer of thick dust is adhered to the inner wall of the air inlet pipe of the device after a long time, so that the filtering efficiency of the device is influenced, meanwhile, the current bag type dust collector can not clean the surface of the filtering structure by utilizing the gas flowing by the dust collector in the working process, the cleaning frequency of the bag filter is high, and the continuous working capacity of the bag filter is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an efficient filter bag guard shield to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an efficient filter bag shield comprises a support plate, wherein triangular bent plates are uniformly arranged on two inner sides of the support plate, and the bottoms of the adjacent ends of the two groups of triangular bending plates are symmetrically provided with mounting grooves, the inner sides of the mounting grooves are provided with mounting rods together, the two ends of the bottom of the triangular bending plate are symmetrically provided with mounting blocks, the bottom of each mounting block is provided with a slot, the bottom of each mounting block is provided with a sieve plate, and the middle position of the top of the sieve plate is provided with an inserting plate which is matched with the inserting groove, the end of the mounting block which is far away from each other is provided with a bolt by screw thread, a rotating rod is arranged in the middle of the bottom of the mounting rod, a fan is arranged at the top of the outer side of the rotating rod, connecting rods are uniformly arranged on the outer side of the rotating rod, and the one end that the dwang was kept away from to the connecting rod is provided with the brush, the surface of sieve evenly is provided with the sieve mesh.

Preferably, the top of the two ends of the triangular bending plate is symmetrically provided with mounting brackets, the outer sides of the mounting brackets are provided with coil springs, and the other ends of the coil springs are provided with shielding plates.

Preferably, the intermediate position department cover in the dwang outside is equipped with the spacing ring, and the spacing ring both ends symmetry is provided with the dead lever, the dead lever is kept away from the one end of spacing ring and the outside fixed connection of an adjacent set of sieve.

Preferably, one end of the inserting plate is provided with a screw hole matched with the bolt.

Preferably, the maximum rotation angle of the shutter is 45 °.

Preferably, the sieve plates are in a semicircular structure, and the two groups of sieve plates can be spliced into a complete tubular body.

Compared with the prior art, the beneficial effects of the utility model are that: the efficient filter bag shield can ensure that a part of air flow mixed with dust can fall down from the filter bags along an inclined plane through the matching use of the supporting plate, the sieve mesh, the triangular bent plate, the slot, the mounting block, the bolt and the inserting plate, the dust can directly fall into the dust hopper, and the phenomenon that larger particles directly collide with the outer side of the filter bag and cause collision damage to the filter bag is avoided, the efficient filter bag shield can realize that when the device stops filtering and cleans the dust, part of dust is placed in the air inlet pipeline which is hard to lift from the air inlet of the device, so that the speed of dust adhesion and accumulation on the inner wall of the air inlet pipeline is reduced, and simultaneously, the efficient filter bag shield can clean the outer side of the sieve plate in the working process of the bag type dust collector through the matching use of the brush, the connecting rod, the limiting ring, the fixing rod, the rotating rod, the fan, the mounting rod and the mounting groove, the filter effect of the bag type dust collector is ensured, the dust removal frequency of a filter bag of the bag type dust collector can be reduced, and the filter efficiency of the bag type dust collector is correspondingly improved.

Drawings

Fig. 1 is a front sectional view of the present invention;

fig. 2 is a schematic perspective view of the arc-shaped sieve plate of the present invention;

FIG. 3 is an enlarged view of the point A of FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of the point B of FIG. 2 according to the present invention;

fig. 5 is an enlarged view of fig. 2 at C.

In the figure: 1. a support plate; 2. a sieve plate; 3. screening holes; 4. a brush; 5. a connecting rod; 6. a limiting ring; 7. fixing the rod; 8. rotating the rod; 9. a fan; 10. mounting a rod; 11. a triangular bending plate; 12. a slot; 13. mounting blocks; 14. a bolt; 15. inserting plates; 16. mounting grooves; 17. a coil spring; 18. mounting a bracket; 19. a shutter.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: a high-efficiency filter bag shield comprises a support plate 1, wherein triangular bent plates 11 are uniformly arranged on two inner sides of the support plate 1, and the bottoms of the adjacent ends of the two groups of triangular bending plates 11 are symmetrically provided with mounting grooves 16, the inner sides of the mounting grooves 16 are provided with mounting rods 10 together, the two ends of the bottom of the triangular bending plates 11 are symmetrically provided with mounting blocks 13, the bottoms of the mounting blocks 13 are provided with slots 12, the bottoms of the mounting blocks 13 are provided with sieve plates 2, an inserting plate 15 matched with the inserting groove 12 is arranged at the middle position of the top of the sieve plate 2, a bolt 14 is arranged at one end of the mounting block 13 far away from each other in a threaded manner, a rotating rod 8 is arranged at the middle position of the bottom of the mounting rod 10, a fan 9 is arranged at the top of the outer side of the rotating rod 8, connecting rods 5 are uniformly arranged at the outer side of the rotating rod 8, and the one end that dwang 8 was kept away from to connecting rod 5 is provided with brush 4, and the surface of sieve 2 evenly is provided with sieve mesh 3.

In this embodiment, the top of the two ends of the triangular bending plate 11 is symmetrically provided with mounting brackets 18, the outer sides of the mounting brackets 18 are provided with coil springs 17, and the other ends of the coil springs 17 are provided with shielding plates 19, so that part of dust is prevented from flying into the air inlet pipeline when the dust is cleaned by the filter bag.

In this implementation, the intermediate position department cover in the dwang 8 outside is equipped with

spacing ring

6, and 6 both ends symmetries of spacing ring are provided with dead lever 7, and dead lever 7 keeps away from the outside fixed connection of the one end of spacing ring 6 and adjacent a set of sieve 2, improves dwang 8 pivoted stability.

In this embodiment, one end of the insert plate 15 is provided with a screw hole matched with the bolt 14, so that the fixing effect of the insert plate 15 is improved.

In this embodiment, the maximum rotation angle of the shutter 19 is 45 °, so that the shutter 19 can be closely attached to the outer side of the triangular bent plate 11 when opened.

In this implementation, sieve 2 semicircular structure, and two sets of sieve 2 can splice into a complete tubulose, help wrapping up the filter bag in the inside of two sets of sieve 2.

The working principle is as follows: when the air that has the dust is spout downwards from the top of backup pad 1, gaseous pushing away sunshade 19, make sunshade 19 hug closely the triangle-shaped outside of bending board 11, the air that has the dust is between the triangle-shaped board 11 water conservancy diversion of bending to the multiunit filter bag through the triangle-shaped after that, the great dust granule of in-process directly falls in the ash bucket from the space between the filter bag, and the air that flows drives fan 9 and rotates, thereby drive dwang 8 and rotate, pivoted dwang 8 makes multiunit brush 4 rotate the outside of sieve 2 and brush, keep sieve 2 part local clean, the air that has the dust passes through sieve mesh 3 after partly blocked the outside at sieve 2 by sieve mesh 3, the less absorption in the outside of filter bag of another part particulate matter, the air that flows at last is discharged from bag collector blast pipe after the filtration of sieve 2 and filter bag.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An efficient filter bag guard, includes backup pad (1), its characterized in that: both sides evenly are provided with triangle-shaped board (11) of bending jointly in backup pad (1), and the bottom symmetry of the adjacent one end of two sets of triangle-shaped board (11) of bending is provided with mounting groove (16), the inboard of mounting groove (16) is provided with installation pole (10) jointly, the both ends symmetry of triangle-shaped board (11) bottom of bending is provided with installation piece (13), the bottom of installation piece (13) is provided with slot (12), the bottom of installation piece (13) is provided with sieve (2), and the intermediate position department at sieve (2) top is provided with picture peg (15) of mutually supporting with slot (12), the one end screw thread that installation piece (13) kept away from each other is provided with bolt (14), the intermediate position department of installation pole (10) bottom is provided with dwang (8), the top in the dwang (8) outside is provided with fan (9), the outside of dwang (8) evenly is provided with connecting rod (5), and the one end that dwang (8) were kept away from in connecting rod (5) is provided with brush (4), the surface of sieve (2) evenly is provided with sieve mesh (3).

2. A high efficiency filter bag house according to claim 1 wherein: the top at two ends of the triangular bending plate (11) is symmetrically provided with mounting supports (18), the outer sides of the mounting supports (18) are provided with coil springs (17), and the other ends of the coil springs (17) are provided with shielding plates (19).

3. A high efficiency filter bag house according to claim 1 wherein: the intermediate position department cover in dwang (8) outside is equipped with spacing ring (6), and spacing ring (6) both ends symmetry is provided with dead lever (7), the outside fixed connection of the one end of spacing ring (6) and adjacent a set of sieve (2) is kept away from in dead lever (7).

4. A high efficiency filter bag house according to claim 1 wherein: and one end of the inserting plate (15) is provided with a screw hole matched with the bolt (14).

5. A high efficiency filter bag house according to claim 2 wherein: the maximum rotation angle of the shielding plate (19) is 45 degrees.

6. A high efficiency filter bag house according to claim 1 wherein: the sieve plates (2) are of semicircular structures, and the two groups of sieve plates (2) can be spliced into a complete tubular body.