CN219441010U - Bag type dust collector with filtering protection structure - Google Patents

Abstract

The application discloses bag collector with filter protection architecture relates to dust remover technical field, including the bag collector body, the bag collector body includes the box, the box is interior to be provided with the baffle horizontally, the baffle separates into upper portion box and middle part box with the box, be provided with filter unit in the middle part box, filter unit includes a plurality of vertical springs that set up on the baffle, a plurality of filter bags of overlapping on the spring outer peripheral face respectively, adopt the method of jetting pulse air current to get rid of the deposition, jet compressed air in to the filter bag, the air gets into the filter bag, form the air wave, make the filter bag produce sharp inflation and impact vibration by sack to bottom, the spring atress produces vibrations simultaneously, the vibration frequency of reinforcing filter bag, thereby reinforcing the deashing effect, shake off the dust on the filter bag, the life of filter bag has been prolonged to a certain extent.

Description

Bag type dust collector with filtering protection structure

Technical Field

The application relates to the technical field of dust collectors, in particular to a bag type dust collector with a filtering protection structure.

Background

The bag type dust collector is a dry dust filtering device. It is suitable for capturing fine, dry, non-fibrous dust. The filter bag is made of woven filter cloth or non-woven felt, dust-containing gas is filtered by utilizing the filtering effect of fiber fabric, and when the dust-containing gas enters the bag type dust collector, dust with large particles and large specific gravity falls down due to the effect of gravity and falls into the ash bucket, and when the gas containing finer dust passes through the filter material, the dust is blocked, so that the gas is purified.

The bag type dust collector mainly comprises an upper box body, a middle box body, an ash bucket, an ash cleaning system, an ash discharging mechanism, a filter bag support, a filter bag sleeved on the filter bag support and the like, wherein the ash cleaning system is used for cleaning accumulated ash on the filter bag, a pulse air flow jetting method is generally adopted for removing the accumulated ash, compressed air is regularly jetted into the filter bag, the air enters the filter bag to form air waves, so that the filter bag generates rapid expansion and impact vibration from a bag mouth to the bottom, a strong ash cleaning effect is caused, dust on the filter bag is shaken off, and the purpose of ash cleaning is achieved.

However, in the process of implementing the related technical scheme, at least the following technical problems are found: when the gas with high dust concentration is treated, the method of jetting pulse gas flow is adopted, the gas flow impact force is limited, the attached dust remains on the surface of the filter bag, the filter performance of the bag type dust collector can be affected after the attached dust is accumulated for a period of time, the filter bag needs to be replaced, and the service life of the filter bag is shortened to a certain extent.

Disclosure of Invention

The utility model provides a through providing the bag collector that has filtering protection architecture, solved when handling the gas that contains dirt concentration height, the method of adopting jetting pulse air current, the air current impact force is limited, and the filter bag surface has the dust of adhesion to remain, and the dust of adhesion has reduced the technical problem of the life of filter bag to a certain extent after piling up of a period, has realized the life of filter bag to a certain extent.

The application provides a bag collector with filter protection architecture, including the bag collector body, the bag collector body includes the box, and the level is provided with the baffle in the box, and upper portion box and middle part box are separated into with the box to the baffle, are provided with filter unit in the middle part box, and filter unit includes a plurality of vertical springs that set up on the baffle, a plurality of filter bags of overlapping on the spring outer peripheral face respectively.

Further, the springs are evenly distributed, connecting holes are formed in the positions, corresponding to the springs, of the partition plates, a fixing ring is fixedly connected to the end portions, close to the partition plates, of the springs, the fixing rings are respectively clamped with the corresponding connecting holes, a fixing block is fixedly connected to the end portions, far away from the fixing rings, of the springs, and a limiting piece is arranged on the end portions, close to the springs, of the fixing blocks.

Further, the limiting piece comprises a supporting block, the supporting block is fixedly connected with the fixing ring, a limiting rod is vertically arranged at the end part position, away from the fixing ring, of the supporting block, a limiting ring is arranged at the position, corresponding to the limiting rod, of the fixing block, the end part, away from the supporting block, of the limiting rod extends into the limiting ring, and a distance is reserved between the inner side wall of the limiting ring and the outer peripheral surface of the limiting rod.

Further, the stop lever is in threaded connection with the supporting block, the end part of the fixed block, which is close to the spring, is fixedly connected with the connecting block at the position corresponding to the stop collar, the end part of the connecting block, which is far away from the fixed block, is fixedly connected with the stop collar, and the end part of the stop lever, which is far away from the supporting block, can be in threaded connection with the connecting block.

Further, the fixed block is cylindric, and the tip border position that the fixed block kept away from the spring is provided with the arc chamfer.

The technical scheme provided by the application has at least the following technical effects or advantages:

1. due to the fact that the filter assembly is arranged in the middle box body, the technical problem that when gas with high dust concentration is processed, the method of jetting pulse gas flow is adopted, the gas flow impact force is limited, attached dust remains on the surface of the filter bag, the attached dust is accumulated for a period of time, the service life of the filter bag is shortened to a certain extent, and the service life of the filter bag is prolonged to a certain extent.

2. Due to the adoption of the plurality of springs vertically arranged on the partition plate and the plurality of filter bags respectively sleeved on the peripheral surface of the springs, the technical problems that when the gas with high dust concentration is treated, the method of blowing pulse gas flow is adopted, the impact force of the gas flow is limited, attached dust remains on the surface of the filter bag, and the service life of the filter bag is shortened to a certain extent after the attached dust is accumulated for a certain period of time are effectively solved, and the service life of the filter bag is further prolonged to a certain extent.

Drawings

Fig. 1 is a schematic structural view of a bag collector body according to an embodiment of the present application;

FIG. 2 is a schematic view of the internal structure of a bag collector body according to an embodiment of the present application;

FIG. 3 is a schematic view of a spring according to an embodiment of the present application;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

in the figure: 1. a bag type dust collector body; 2. a case; 21. an upper case; 22. a middle box body; 3. a partition plate; 4. a filter assembly; 41. a spring; 42. a filter bag; 43. a fixing ring; 44. a fixed block; 45. a limiting piece; 451. a support block; 452. a limit rod; 453. a limiting ring; 454. a connecting block; 5. and a connection hole.

Detailed Description

The embodiment of the application discloses pocket type dust remover with filtering protection architecture, through set up filter unit 4 in middle part box 22, filter unit 4 includes a plurality of vertical spring 41 that set up on baffle 3, a plurality of cover respectively establish the filter bag 42 on spring 41 outer peripheral face, adopt the method of jetting pulse air current to get rid of the deposition, to the interior jetting compressed air of filter bag 42, the air gets into filter bag 42, form the airwave, make filter bag 42 produce sharp inflation and impact vibration by sack to bottom, the spring 41 atress produces vibrations simultaneously, the vibration frequency of reinforcing filter bag 42, the reinforcing deashing effect, shake the dust on the filter bag 42, the life of filter bag 42 has been prolonged to a certain extent.

In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

Referring to fig. 1 and 2, the bag filter with the filtering protection structure comprises a bag filter body 1, a box body 2, a partition plate 3 and a filtering component 4, wherein the bag filter body 1 comprises a box body 2, the partition plate 3 is horizontally arranged in the box body 2, the partition plate 3 is fixedly connected with the inner side wall of the box body 2, the interior of the box body 2 of the partition plate 3 is divided into an upper box body 21 and a middle box body 22, unfiltered air is arranged in the middle box body 22, the upper box body 21 is filtered air, the filtering component 4 is arranged in the middle box body 22, and the filtering component 4 is used for filtering the unfiltered air in the middle box body 22.

Referring to fig. 2 and 3, the filter assembly 4 includes a plurality of springs 41 vertically disposed on the partition plate 3, a plurality of filter bags 42 respectively sleeved on the outer peripheral surfaces of the springs 41, and a plurality of limiting members 45, wherein connecting holes 5 are formed at positions of the partition plate 3 corresponding to the plurality of springs 41, a fixed ring 43 is fixedly connected to the ends of the plurality of springs 41 close to the partition plate 3, the plurality of fixed rings 43 are respectively clamped with the corresponding connecting holes 5, the ends of the springs 41 far from the fixed rings 43 are fixedly connected with fixed blocks 44, the fixed blocks 44 are cylindrical, arc-shaped chamfers are disposed at edge positions of the ends of the fixed blocks 44 far from the springs 41, the filter effect of the filter bags 42 is prevented from being influenced by the filter bags 42, dust is removed by adopting a method of blowing pulse air flow, compressed air is blown into the filter bags 42, air waves are formed, the filter bags 42 are rapidly expanded and impact vibrated from the bag openings to the bottom, meanwhile, vibration frequencies of the filter bags 42 are enhanced, dust on the filter bags 42 is shaken off, the service lives of the filter bags 42 are prolonged to a certain extent, and the limiting members 45 are respectively disposed at the positions of the ends of the corresponding fixed blocks close to the springs 41, and the filter bags 41 are prevented from being influenced by the impact between the positions of the springs 41.

Referring to fig. 3 and 4, the limiting member 45 includes a supporting block 451, a vertically disposed limiting rod 452, a connecting block 454, and a limiting ring 453, the supporting block 451 is fixedly connected with the fixed ring 43, the limiting rod 452 and the supporting block 451 are far away from the end portion of the fixed ring 43, so that the limiting rod 452 can vertically reciprocate, the connecting block 454 is fixedly connected with the end portion of the fixed block 44 close to the spring 41, and the connecting block 454 corresponds to the limiting rod 452 in position, the limiting ring 453 and the connecting block 454 are fixedly connected with the end portion of the fixed block 44 far away from the fixed block 44, the position of the limiting rod 452 is adjusted, the end portion of the limiting rod 452 far away from the supporting block 451 extends into the limiting ring 453, the inner side wall of the limiting ring 453 is spaced from the outer circumferential surface of the limiting rod 452, the vibration of the spring 41 is limited, the mutual influence among the springs 41 is prevented, the limiting rod 452 is adjusted to move towards the direction of the fixed block 44, the end portion far away from the supporting block 451 is in threaded connection with the connecting block 454, the spring 41 is fixed in position, the deformation of the spring 41 is prevented, and the filtering assembly 4 is conveniently taken out and installed.

The working principle of the embodiment of the application is as follows: when the gas with high dust concentration is treated, the position of the limiting rod 452 is adjusted, so that the end part of the limiting rod 452, which is far away from the supporting block 451, extends into the limiting ring 453, unfiltered air enters the middle box 22, the unfiltered air passes through the filter bag 42 sleeved on the filter bag 41, enters the upper box 21 and is discharged, after part of dust is accumulated on the filter bag 42, the dust is removed by adopting a method of blowing pulse air flow, compressed air is blown into the filter bag 42, the air enters the filter bag 42 to form air waves, the filter bag 42 generates sharp expansion and impact vibration from the mouth to the bottom, meanwhile, the spring 41 is stressed to generate vibration, the vibration frequency of the filter bag 42 is enhanced, thereby enhancing the ash removal effect, shaking off the dust on the filter bag 42, prolonging the service life of the filter bag 42 to a certain extent, when the filter bag 42 is required to be replaced, the limiting rod 452 is adjusted to move towards the fixed block 44, so that the end part far away from the supporting block 451 is in threaded connection with the connecting block 454, the position of the filter bag 41 is fixed, the spring 41 is prevented from deforming, and the filter bag 42 is convenient to take out and install.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

The foregoing is merely a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art, within the scope of the present application, should apply to the present application, and all equivalents and modifications as fall within the scope of the present application.

Claims (5)

1. The utility model provides a bag collector with filtration protection structure, includes bag collector body (1), its characterized in that: the bag type dust collector body (1) comprises a box body (2), a partition plate (3) is horizontally arranged in the box body (2), the box body is divided into an upper box body (21) and a middle box body (22) by the partition plate (3), a filter assembly (4) is arranged in the middle box body (22), and the filter assembly (4) comprises a plurality of springs (41) vertically arranged on the partition plate (3) and a plurality of filter bags (42) respectively sleeved on the outer peripheral surfaces of the springs (41).

2. The bag collector with filtering protection structure of claim 1, characterized in that a plurality of springs (41) are evenly distributed, connecting holes (5) are formed in positions of the partition board (3) corresponding to the plurality of springs (41), a fixed ring (43) is fixedly connected to the end portion, close to the partition board (3), of the plurality of springs (41), the plurality of fixed rings (43) are respectively clamped with the corresponding connecting holes (5), a fixed block (44) is fixedly connected to the end portion, away from the fixed ring (43), of the plurality of springs (41), and a limiting piece (45) is arranged at the end portion, close to the springs (41), of the plurality of fixed blocks (44).

3. The bag collector with filtering protection structure of claim 2, characterized in that the limiting piece (45) comprises a supporting block (451), the supporting block (451) is fixedly connected with the fixed ring (43), a limiting rod (452) is vertically arranged at the end position of the supporting block (451) far away from the fixed ring (43), a limiting ring (453) is arranged at the position of the fixed block (44) corresponding to the limiting rod (452), the end part of the limiting rod (452) far away from the supporting block (451) extends into the limiting ring (453), and a distance is reserved between the inner side wall of the limiting ring (453) and the outer peripheral surface of the limiting rod (452).

4. A bag collector with filtration protection structure as claimed in claim 3, characterized in that the limit rod (452) is in threaded connection with the supporting block (451), a connecting block (454) is fixedly connected with the end of the fixed block (44) close to the spring (41) at the position corresponding to the limit ring (453), the end of the connecting block (454) far away from the fixed block (44) is fixedly connected with the limit ring (453), and the end of the limit rod (452) far away from the supporting block (451) can be in threaded connection with the connecting block (454).

5. The bag filter with a filter protection structure according to claim 2, characterized in that the fixing block (44) is cylindrical, and the fixing block (44) is provided with an arc chamfer at a position distant from the end edge of the spring (41).