CN221107407U - Cloth bag dust remover - Google Patents

Abstract

The utility model provides a bag-type dust collector, which comprises a box body, an air inlet component and at least one cleaning component, wherein the box body is provided with a plurality of air inlet holes; the box body is provided with a cavity, the box body is also provided with a partition board and a plurality of frameworks, the partition board is positioned in the cavity and divides the cavity into a dust removing chamber and a clean air chamber, the frameworks are arranged in the partition board and positioned in the dust removing chamber, and the frameworks are sleeved with dust removing cloth bags; the air inlet assembly is arranged on the box body and provided with blowing openings which are in one-to-one correspondence with the frameworks; the cleaning device is arranged on the box body and cleans the dust removing cloth bag. The utility model solves the problem of unsatisfactory dust removal effect of the conventional bag-type dust remover.

Description

Cloth bag dust remover

Technical Field

The utility model relates to the technical field of dust collectors, in particular to a bag-type dust collector.

Background

The bag-type dust collector is a dry dust filtering device, and is suitable for collecting fine, dry and non-fibrous dust, a filter bag in the bag-type dust collector is made of woven filter cloth or non-woven felt, dust-containing gas is filtered by utilizing the filtering effect of the fiber fabric, when the dust-containing gas enters the bag-type dust collector, dust with large particles and large specific gravity is deposited under the action of gravity, the dust falls into a dust hopper to be discharged, and when the gas containing finer dust passes through the filter bag, the dust is blocked, so that the gas is purified, the efficiency and the resistance of the dust collector are correspondingly increased along with the accumulation of the dust on the surface of the filter bag, and when the pressure difference between the inner side and the outer side of the filter bag is large, some fine dust particles attached to the filter material are extruded to pass through, so that the efficiency of the dust collector is reduced, and in addition, the air quantity of a dust collecting system is obviously reduced due to the excessively high resistance of the dust collector.

The prior Chinese patent with publication number CN104785027A discloses a bag-type dust collector, which comprises a dust collector box body, wherein one side of the upper end of the dust collector box body is provided with an air outlet, one side of the lower end of the dust collector box body is provided with an air inlet, and the inside of the dust collector box body is provided with a dust collection cavity; the lower half part of the dust removing cavity is provided with an ash bucket, and the upper half part of the dust removing cavity is provided with a dust removing cloth bag; the upper end and the lower end of the ash bucket are opened; the inside of the ash bucket is provided with a deposition cavity with a big upper part and a big lower part, an expansion cavity with a big upper part and a big lower part, and an ash discharge cavity with a big upper part and a small lower part; the deposition cavity is arranged at the lower end of the expansion cavity, and the ash discharge cavity is arranged at the lower end of the deposition cavity; the middle part of the deposition cavity is communicated with the air inlet.

The cloth bag dust remover is very troublesome in cleaning the ash bucket and the ash discharging device, and dust can be accumulated on the ash bucket; meanwhile, a cleaning device is not arranged, dust is easy to cause blockage of the dust removing filter bag in the daily accumulated and monthly process, and the dust removing effect of the bag-type dust remover is not ideal.

Disclosure of utility model

Based on the problem, in order to solve the problem that the existing bag-type dust remover is not ideal in dust removing effect, the utility model provides a bag-type dust remover, which has the following specific technical scheme:

A bag-type dust collector comprising:

The box body is provided with a cavity, the box body is also provided with a partition board and a plurality of frameworks, the partition board is positioned in the cavity and divides the cavity into a dust removal chamber and a clean air chamber, the frameworks are arranged in the partition board and positioned in the dust removal chamber, and the frameworks are sleeved with dust removal cloth bags;

the air inlet assembly is arranged on the box body and provided with blowing openings which are in one-to-one correspondence with the frameworks;

at least one cleaning device, cleaning device installs in the box and to clean the dust removal sack.

According to the bag-type dust collector, after flue gas containing particles and dust enters a purifying chamber, large particles and dust with high specific gravity contained in the flue gas fall into the bottom of a cavity by means of self weight, tiny dust is filtered through the dust collection bag along with the flue gas, the dust is trapped outside the dust collection bag, the filtered flue gas is changed into clean air which is led outdoors through a clean air chamber and is accumulated on the outer surface of the dust collection bag, a dust layer is gradually formed on the surface of the dust collection bag, after the accumulation degree reaches the ash removal time, an air inlet assembly above a dust collection bag opening is automatically opened, the reverse compressed air is utilized to instantly release the dust collection bag into the dust collection bag, the dust collection bag is expanded, the dust layer accumulated on the outer surface of the dust collection bag naturally falls off, and the dust collection bag is cleaned by the cleaning device by means of self weight so that dust collection of the dust collection bag is achieved.

Further, the outer contour of the framework is cylindrical.

Further, the partition board is provided with a plurality of through holes, and the framework is communicated with the through holes.

Further, the through holes are uniformly spaced along the outer contour of the separator.

Further, in the horizontal direction, the cleaning device and the dust collection cloth bag are arranged in a staggered manner.

Further, the cleaning device comprises a brush head, a telescopic piece and a rotating piece for controlling the telescopic piece to rotate; the telescopic piece is rotationally connected with the side wall of the box body; the brush head is connected with the telescopic end of the telescopic piece.

Further, a gear is arranged at one end of the telescopic piece, which is rotationally connected with the box body; the gear is meshed with the output end of the rotating piece; the telescopic piece is horizontally arranged.

Further, the cleaning device further comprises a seal; the sealing piece is sleeved on the telescopic piece and located on the outer surface of the box body.

Further, the air inlet assembly comprises a fan and a pipeline; the fan is arranged on the box body and is communicated with the pipeline; the jetting port is positioned in the pipeline and communicated with the pipeline; the conduit is located within the clean air chamber.

Further, the box body is also provided with an air inlet, an air outlet and an ash discharge port; the air inlet, the air outlet and the ash discharge port are communicated with the cavity; the air inlet and the air outlet are respectively positioned at two sides of the box body.

Drawings

The utility model will be further understood from the following description taken in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.

FIG. 1 is a schematic cross-sectional view of a bag-type dust collector according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a bag-type dust collector according to an embodiment of the present utility model;

fig. 3 is a schematic structural view of a cleaning device of a bag-type dust collector according to an embodiment of the utility model.

Reference numerals illustrate:

1. A case; 11. a cavity; 111. a dust removal chamber; 112. a clean room; 12. a partition plate; 13. a skeleton; 14. an air inlet; 15. an air outlet; 16. an ash discharge port; 2. an air intake assembly; 21. a blower; 22. a pipe; 221. a blowing port; 3. a cleaning device; 31. a brush head; 32. a telescoping member; 321. a gear.

Detailed Description

The present utility model will be described in further detail with reference to the following examples thereof in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description and specific examples are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The terms "first" and "second" in this specification do not denote a particular quantity or order, but rather are used for distinguishing between similar or identical items.

As shown in fig. 1 to 3, a bag-type dust collector according to an embodiment of the present utility model includes a case 1, an air intake assembly 2, and at least one cleaning assembly; the box body 1 is provided with a cavity 11, the box body 1 is also provided with a partition board 12 and a plurality of frameworks 13, the partition board 12 is positioned in the cavity 11 and divides the cavity 11 into a dust removing chamber 111 and a clean air chamber, the frameworks 13 are arranged on the partition board 12 and positioned in the dust removing chamber 111, and the frameworks 13 are sleeved with dust removing cloth bags; the air inlet assembly 2 is arranged on the box body 1 and is provided with blowing openings 221 which are in one-to-one correspondence with the frameworks 13; the cleaning device 3 is arranged on the box body 1 and cleans the dust removing cloth bag.

According to the cloth bag dust collector, after flue gas containing particles and dust enters the dust collection chamber 111, large particles and dust with high specific gravity contained in the flue gas fall into the bottom of the cavity 11 by means of self weight, tiny dust is filtered through the dust collection cloth bag along with the flue gas, the dust is trapped outside the dust collection cloth bag, the filtered flue gas is changed into clean air through the dust collection cloth bag to be led to the outside of the air chamber, a dust layer is gradually formed on the surface of the dust collection cloth bag along with accumulation of the dust on the outer surface of the dust collection cloth bag, after the accumulation degree reaches the ash removal time, the air inlet assembly 2 above the dust collection cloth bag is opened, the reverse compressed air is instantaneously released into the inside of the dust collection cloth bag to cause expansion of the dust collection cloth bag, the dust layer accumulated on the outer surface of the dust collection cloth bag naturally falls off, and the cleaning device 3 cleans the dust collection cloth bag by means of self weight falling into the bottom of the cavity 11.

As shown in fig. 1, in one embodiment, the outer contour of the skeleton 13 is cylindrical. Thus, the dust removing cloth bag is conveniently sleeved on the framework 13.

Specifically, the partition plate 12 is provided with a plurality of through holes, and the frame 13 communicates with the through holes. The framework 13 is a hollow cylindrical frame body, the dust removing cloth bag is sleeved behind the framework 13, and the air inlet assembly 2 sprays air to the dust removing cloth bag through the through hole so as to shake off dust accumulated by the dust removing cloth bag.

Specifically, the through holes are uniformly spaced along the outer contour of the separator 12. Wherein, in the length direction of the box body 1, the number of the skeletons 13 is four columns; the number of the skeletons 13 in the width direction of the case 1 is seven. Therefore, the number of the dust removing cloth bags is increased, and the dust removing efficiency of the dust removing cloth bag device is further improved.

Specifically, in the horizontal direction, the cleaning device 3 is arranged alternately with the dust collection cloth bag. When the dust collecting bag is in a working state, the length direction of the dust collecting bag is in a vertical direction, and the cleaning devices 3 are uniformly arranged at intervals along the outer contour of the dust collecting bag, so that dust is prevented from accumulating on the surface of the dust collecting bag due to dead angle cleaning in the cleaning process of the dust collecting bag; in the width direction of the box body 1, the cleaning devices 3 and the dust removing cloth bags are arranged in a staggered mode, and the dust removing cloth bags are positioned between two adjacent cleaning devices 3, so that the cleaning force of the dust removing cloth bags is increased, and the dust removing efficiency of the cloth bag dust remover is improved.

As shown in fig. 1 to 3, in one embodiment, the cleaning device 3 includes a brush head 31, a telescopic member 32, and a rotating member (not shown) for controlling the telescopic member 32 to rotate; the telescopic piece 32 is rotatably connected with the side wall of the box body 1; the brush head 31 is connected to the telescoping end of the telescoping member 32.

Preferably, the rotating member is a rotating motor, which is a prior art and will not be described herein.

Wherein, the rotation piece provides power for the brush head 31, drives the brush head 31 to reciprocate downwards in the horizontal direction through the telescopic piece 32, realizes the function that the brush head 31 moves in the dust removal chamber 111, and simultaneously increases the contact area between the brush head 31 and the dust removal cloth bag in the moving process, so that the dust removal efficiency is increased, and the effect of improving the dust removal efficiency of the cloth bag dust remover is achieved.

Specifically, a gear 321 is arranged at one end of the telescopic member 32 rotationally connected with the box body 1; the gear 321 is meshed with the output end of the rotating member; the telescoping member 32 is disposed horizontally.

The length direction of the telescopic member 32 is the length direction of the box 1, and the telescopic member 32 drives the brush head 31 to reciprocate in the length direction of the box 1, so as to clean dust collection cloth bags arranged at intervals along the length direction of the box 1.

Specifically, the cleaning device 3 further comprises a seal (not shown in the figures); the sealing member is sleeved on the telescopic member 32 and is positioned on the outer surface of the box body 1.

Preferably, the sealing member is a rubber sealing ring and is located between the outer surface of the box body 1 and the telescopic member 32, so that dust leakage at the position where the telescopic member 32 is rotationally connected with the box body 1 is reduced.

As shown in fig. 1, in one embodiment, the intake assembly 2 includes a blower 21 and a duct 22; the fan 21 is arranged on the box body 1 and is communicated with the pipeline 22; the jetting port 221 is located in the pipe 22 and communicates with the pipe 22; the conduit 22 is located within the clean air chamber. Compressed air is sprayed towards the dust collecting cloth bag through the spraying opening 221, so that the dust collecting cloth bag is driven to shake, and sundries adhered to the dust collecting cloth bag can be shaken off.

The number of the blowing openings 221 is the same as the number of the dust collection bags, the blowing openings 221 are in one-to-one correspondence with the dust collection bags, the external contour of the partition plate 12 is rectangular, and through holes are uniformly arranged at intervals along the external contour of the partition plate 12, so that the air inlet quantity of each dust collection bag can be more uniform.

As shown in fig. 1 and 2, in one embodiment, the case 1 is further provided with an air inlet 14, an air outlet 15, and an ash discharge 16; the air inlet 14, the air outlet 15 and the ash discharge port 16 are communicated with the cavity 11; the air inlet 14 and the air outlet 15 are respectively positioned at two sides of the box body 1.

The air inlet 14 and the air outlet 15 are respectively positioned at two sides of the box body 1 in the length direction, and the telescopic piece 32 controls the brush head 31 to reciprocate in the length direction of the box body 1 so as to sweep dust on the surface of the dust collection cloth bag; meanwhile, the driving piece control gear 321 rotates by taking the length direction of the box body 1 as a central shaft so as to drive the telescopic piece 32 to rotate, so that the cleaning degree of the brush head 31 on the dust collection cloth bag is improved, and the dust collection efficiency of the cloth bag dust collector is improved.

Working principle: in the working state, the dust removing chamber 111 is positioned below the purifying chamber 112, and the ash discharging port 16 is communicated with the dust removing chamber 111; after the flue gas with particles and dust enters the dust removing chamber 111 through the air inlet 14, the dust on the surface of the dust removing cloth bag falls to the bottom of the box body 1 through the dust removing chamber 111 and is discharged through the dust discharging port 16; after large particles and high-specific gravity dust contained in the flue gas fall into the bottom of the cavity 11 by means of self weight, the purified air enters the purifying chamber 112 and is discharged out of the box body 1 through the air outlet 15.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. A bag-type dust collector, comprising:

The box body is provided with a cavity, the box body is also provided with a partition board and a plurality of frameworks, the partition board is positioned in the cavity and divides the cavity into a dust removal chamber and a clean air chamber, the frameworks are arranged in the partition board and positioned in the dust removal chamber, and the frameworks are sleeved with dust removal cloth bags;

the air inlet assembly is arranged on the box body and provided with blowing openings which are in one-to-one correspondence with the frameworks;

at least one cleaning device, cleaning device installs in the box and to clean the dust removal sack.

2. The bag-type dust collector of claim 1, wherein the outer contour of the skeleton is cylindrical.

3. The bag-type dust collector according to claim 2, wherein the partition plate is provided with a plurality of through holes, and the framework is communicated with the through holes.

4. A bag-type dust collector according to claim 3, wherein the through holes are uniformly spaced along the outer contour of the partition plate.

5. The bag-type dust collector according to claim 1, wherein the cleaning device is arranged in a staggered manner with respect to the dust collection bag in a horizontal direction.

6. The bag-type dust collector according to claim 5, wherein the cleaning device comprises a brush head, a telescopic member and a rotating member for controlling the telescopic member to rotate; the telescopic piece is rotationally connected with the side wall of the box body; the brush head is connected with the telescopic end of the telescopic piece.

7. The bag-type dust collector according to claim 6, wherein a gear is arranged at one end of the telescopic piece, which is rotationally connected with the box body; the gear is meshed with the output end of the rotating piece; the telescopic piece is horizontally arranged.

8. The bag-type dust collector of claim 7 wherein the cleaning apparatus further comprises a seal; the sealing piece is sleeved on the telescopic piece and located on the outer surface of the box body.

9. The bag-type dust collector of claim 1 wherein the air intake assembly comprises a blower and a duct; the fan is arranged on the box body and is communicated with the pipeline; the jetting port is positioned in the pipeline and communicated with the pipeline; the conduit is located within the clean air chamber.

10. The bag-type dust collector according to claim 1, wherein the box body is further provided with an air inlet, an air outlet and an ash discharge port; the air inlet, the air outlet and the ash discharge port are communicated with the cavity; the air inlet and the air outlet are respectively positioned at two sides of the box body.