CN216630049U

CN216630049U - Pulse cloth bag type dust removal equipment for cement production

Info

Publication number: CN216630049U
Application number: CN202220120199.1U
Authority: CN
Inventors: 王昊
Original assignee: Tangshan Xingtang Building Materials Co ltd
Current assignee: Tangshan Xingtang Building Materials Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-05-31
Anticipated expiration: 2032-01-18

Abstract

The utility model discloses a pulse cloth bag type dust removal device for cement production, and belongs to the technical field of dust removal. A pulse cloth bag type dust removal device for cement production comprises a dust removal box body, an ash bucket, a partition plate and a filter bag frame, wherein an air inlet is formed in the dust removal box body below the partition plate; the filter bag frame is fixed on the bottom surface of the partition plate and extends to the upper part of the partition plate, and the bottom surface of the partition plate is provided with a dust removal device; the filter bag is sleeved outside the filter bag frame, and a balancing weight is fixed at the bottom of the filter bag to enable the balancing weight to be attached to the filter bag frame; and a pulse backwashing mechanism is arranged above the partition plate. The utility model discloses medium-sized pulse backwash mechanism adopts parallelly connected blast pipe of electromagnetic pulse valve, jetting pipe to respectively at blast pipe, jetting pipe tip installation intelligent control valve, inside the dust removal box, can blow to blast pipe or jetting pipe inside, to the dust removal mode that the filter bag was cleaned in the actual internal blowing, it is serious to avoid the filter bag deposition, is convenient for get rid of viscidity granule, improves dust removal effect, enlarges application scope.

Description

Pulse cloth bag type dust removal equipment for cement production

Technical Field

The utility model relates to the technical field of dust removal, in particular to pulse bag type dust removal equipment for cement production.

Background

The sack cleaner is used extensively, is a common dust collecting equipment among the industrial production process, and the sack cleaner utilizes the air-supply line to send into the box of dust remover in the middle of with the air that contains the dust, utilizes dust removal filter bag to filter, and the dust filters through the sack and falls into in the middle of the ash bucket and collect to the air after will filtering then is discharged in the middle of the atmosphere, and dust removal filter bag utilizes the support to prop up, adopts the mode of reverse blowing to clear up behind the deposition.

Adopt high-voltage pulse during common sack cleaner deashing, make the dust bag shake dust removal appear, but in some industrial environment, the dust can mix smoke and dust or air humidity, can adsorb other dust formation granule behind adhering to and the dust bag, and the adhesion is difficult to get rid of on the dust bag, adopt high-voltage pulse often to be difficult to the production prominent effect of tiny particle dust, consequently this application is based on the sack cleaner technical design of current sack cleaner outer formula of blowing sack dust collector, and the dust removal effect is improved, and the application scope is enlarged.

Therefore, the pulse bag type dust removal equipment for cement production is designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that dust can be doped with smoke dust or air moisture, other dust can be adsorbed to form particles after being attached to a dust-removing filter bag and the particles are difficult to remove after being attached to the dust-removing filter bag in some industrial environments at present.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the pulse cloth bag type dust removal equipment for cement production comprises a dust removal box body and an ash bucket, wherein the dust removal box body is communicated and fixed with the ash bucket and is supported by a support;

the clapboard divides the dedusting box body into two layers which are isolated from each other up and down; the dust removal box body is provided with an air inlet below the partition plate;

the filter bag frame is fixed on the bottom surface of the partition plate and extends to the upper part of the partition plate, and a dust removal device is arranged at the position, outside the filter bag frame, of the bottom surface of the partition plate;

the filter bag is sleeved outside the filter bag frame, the top of the filter bag is fixed on the bottom surface of the partition plate, and a balancing weight is fixed at the bottom of the filter bag to be attached to the filter bag frame;

and a pulse backwashing mechanism is arranged above the partition plate.

Preferably, the bottom of the ash bucket is provided with an ash discharge valve.

Preferably, dust collector includes terminal box, lead frame, two terminal box symmetric installation is on the baffle of filter bag frame both sides, filter bag top outside cover is equipped with the slider that closely laminates with the filter bag frame, the position that the slider corresponds terminal box is equipped with rotates the seat, the lead frame is located and is rotated on the baffle between seat and the terminal box, pull wire in the terminal box passes the lead frame and connects fixedly in rotating the seat.

Preferably, the pulse backwashing mechanism comprises an electromagnetic pulse valve, an exhaust pipe and an injection pipe, the exhaust pipe is arranged above the partition plate and is fixedly communicated with the tops of the filter bag frames, and one end of the exhaust pipe penetrates out of the dedusting box body and is provided with the electromagnetic valve.

Preferably, the injection pipe is sleeved outside the exhaust pipe, the other end of the exhaust pipe penetrates through the injection pipe and is connected with the electromagnetic pulse valve together with the injection pipe, the injection pipe is connected with two connecting pipes in a symmetrical structure downwards around the filter bag frame, and the connecting pipes penetrate through the partition plate and are opposite to the sliding blocks.

Compared with the prior art, the utility model provides pulse bag type dust removal equipment for cement production, which has the following beneficial effects:

(1) the utility model adopts the electromagnetic pulse valve to connect the exhaust pipe and the injection pipe in parallel, and respectively installs the intelligent control valve at the end parts of the exhaust pipe and the injection pipe, and can blow air to the interior of the exhaust pipe or the injection pipe inside the dust removal box body to realize the dust removal mode of internally blowing and externally wiping the filter bag, thereby avoiding the serious dust accumulation of the filter bag, being convenient for removing sticky particles, improving the dust removal effect and expanding the application range.

(2) The filter bag filter adopts the setting of the balancing weight, so that the filter bag is prevented from being affected by the fold of the filter bag, and meanwhile, when the filter bag is removed by backwashing and dust blowing, the filter bag can be regularly shaken, and the backwashing efficiency is improved.

(3) The electromagnetic pulse valve is adopted to blow air to the inside of the blowing pipe, the sliding block is blown downwards through the connecting pipe to slide downwards, and the outer surface of the filter bag is scraped and dedusted by pulling the sliding block to slide upwards and downwards through the traction wire.

Drawings

FIG. 1 is a schematic overall front view of the present invention;

FIG. 2 is a schematic view of the front side cross-section of the dust-removing box body of the present invention;

FIG. 3 is a schematic bottom view of the components in the dust-removing box of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is a schematic structural diagram of the pulse backwashing mechanism, the partition plate and the filter bag after section;

FIG. 6 is a schematic diagram of the structure at B in FIG. 5 according to the present invention.

Description of the figure numbers: 1. a dust removal box body; 101. an air inlet; 2. an ash hopper; 3. a partition plate; 4. a filter bag frame; 5. a filter bag; 501. a balancing weight; 6. a dust removal device; 601. a pull box; 602. a lead frame; 603. a slider; 604. a rotating seat; 7. a pulse backwashing mechanism; 701. an electromagnetic pulse valve; 702. an exhaust pipe; 703. a blowing pipe; 704. an electromagnetic valve; 705. and (4) connecting the pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-6, a pulse bag type dust removing device for cement production comprises a dust removing box body 1 and an ash bucket 2, wherein the dust removing box body 1 is communicated and fixed with the ash bucket 2 and is supported by a bracket;

the partition plate 3 divides the dust removal box body 1 into two layers which are isolated from each other from top to bottom; an air inlet 101 is formed in the dust removing box body 1 below the partition plate 3;

the filter bag frame 4 is fixed on the bottom surface of the partition plate 3 and extends to the upper part of the partition plate, and a dust removal device 6 is arranged at the position, outside the filter bag frame 4, of the bottom surface of the partition plate 3;

the filter bag 5 is sleeved outside the filter bag frame 4, the top of the filter bag 5 is fixed on the bottom surface of the partition plate 3, and the bottom of the filter bag 5 is fixed with a balancing weight 501 to be attached to the filter bag frame 4;

a pulse backwashing mechanism 7 is arranged above the clapboard 3.

Some embodiments of the present application will be described in detail below with reference to the following drawings:

referring to fig. 1-2, in an embodiment of the present application, there is provided a pulse bag type dust removing apparatus for cement production, including a dust removing box 1, an ash bucket 2, a partition plate 3,

the dust removal box body 1 is communicated and fixed with the ash bucket 2 and is supported by a bracket together, and the dust removal box body 1 is divided into two layers isolated from each other up and down by the partition plate 3; an air inlet 101 is arranged below the partition plate 3 of the dust removal box body 1, and an ash discharge valve is arranged at the bottom of the ash bucket 2.

Certainly, the filter bag frame 4 is arranged on the partition plate 3, the filter bag 5 is sleeved outside the filter bag frame 4, and the filter bag frame 4 penetrates through the partition plate 3 and is communicated with the upper part of the partition plate.

In this application, get into the dirt gas by air intake 101, pass through baffle 3 behind the filter bag frame 4 middle part and get into dust removal box 1 through pulse backwash mechanism 7 discharge after filtering through filter bag 5, filterable dust has ash bucket 2 to collect the discharge.

The ash discharge valve is in a sealing state during filtering.

Referring to fig. 3, in the embodiment of the present application, the filter bag 5 wraps the filter bag frame 4 and is fixed on the partition board 3, wherein the length of the filter bag 5 is greater than the length of the filter bag frame 4, and a weight block 501 is bound at the bottom of the filter bag 5, so that the filter bag 5 is tightly attached to the filter bag frame 4.

This application adopts setting for of balancing weight 501 can avoid 5 folds of filter bag to influence and filters, when blowing dirt on filter bag 5 is rejected in the backwash simultaneously, can make the regular shake of filter bag 5, improves backwash efficiency.

Referring to fig. 5 and 6, in the embodiment of the present application, a pulse backwashing mechanism 7 is used to perform backwashing cleaning, specifically, an electromagnetic pulse valve 701 is first used to connect an exhaust pipe 702 and an injection pipe 703 in parallel, and intelligent control valves are respectively installed at the end portions of the exhaust pipe 702 and the injection pipe 703, in the dust removal box 1, the exhaust pipe 702 penetrates into the injection pipe 703 and is parallel to the same, and then the other end of the exhaust pipe 702 penetrates out of the injection pipe 703 and the dust removal box 1, and an electromagnetic valve 704 is installed at the end portion.

In the above embodiment, the pulse backwashing mechanism 7 can blow air into the exhaust pipe 702 or the blowing pipe 703 by controlling the intelligent control valve. The exhaust pipe 702 is connected and fixed to the filter bag frame 4, and the injection pipe 703 is connected to the lower side of the partition plate 3 through a connection pipe 705.

Based on the embodiment, in the specific filtering and backwashing mode of the utility model, during filtering, the electromagnetic pulse valve 701 and the dust valve are closed, dust and air enters from the air inlet 101, the dust and air enters the dust removal box body 1 after being filtered by the filter bag 5 and then passes through the middle part of the filter bag frame 4 to pass through the partition plate 3, and then enters the exhaust pipe 702, the intelligent control valve at one end of the exhaust pipe 702 connected with the electromagnetic pulse valve 701 is closed, the electromagnetic valve 704 at the other end is opened, so that the filtered air is discharged from the dust removal box body 1, the filtered dust is collected and discharged by the dust hopper 2, and after the filtering is finished, the dust valve is opened for collection.

During backwashing, the air inlet 101 and the dust exhaust valve are closed, the electromagnetic pulse valve 701 is started, the intelligent control valve at one end of the exhaust pipe 702 connected with the electromagnetic pulse valve 701 is opened, the electromagnetic valve 704 at the other end of the exhaust pipe is closed, the electromagnetic pulse valve 701 blows air into the exhaust pipe 702 and then enters the filter bag frame 4, pressure difference is generated instantly inside and outside the filter bag frame 4 based on the air permeability of the filter bag 5 and the dust blowing blockage reason, the filter bag 5 is expanded and shaken, and the filter bag 5 is regularly shaken by setting the counterweight block 501 to remove dust from the filter bag 5.

The dust removal of the filter bag 5 can adopt the timing backwashing or the pressure sensors are arranged inside and outside the filter bag 5, and after the threshold value is set, the automatic backwashing is carried out according to the alarm.

In fact, the present application also provides an injection pipe 703, and the injection pipe 703 is connected to the lower part of the partition plate 3 through a connecting pipe 705, so that a backwashing dust removal mode, i.e., the dust removal device 6, is provided.

Referring to fig. 3 and 4, in the embodiment of the present application, the dust removing device 6 includes an end-pulling box 601, a lead frame 602, and a sliding block 603, the sliding block 603 is disposed outside the filter bag frame 4, and the two connecting pipes 705 are sealed, so in the above embodiment, the connecting pipes 705 do not affect filtering or backwashing, the sliding block 603 fixes the rotating seat 604 at a symmetrical position, the two end-pulling boxes 601 are disposed on the partition board 3 at a symmetrical position of the sliding block 603 similarly to the two lead frames 602, and after the traction wire of the end-pulling box 601 bypasses the lead frame 602 and is connected to the rotating seat 604, the sliding block 603 is attached to the bottom surface of the partition board 3 by the elasticity of the coil spring and seals the connecting pipes 705.

Therefore, during backwashing dust removal, the air inlet 101 and the dust discharge valve are closed, when the electromagnetic pulse valve 701 is started, the intelligent control valve of the injection pipe 703 is opened, the electromagnetic pulse valve 701 blows air into the injection pipe 703, the sliding block 603 is blown downwards through the connecting pipe 705 to slide downwards, and the outer surface of the filter bag 5 is scraped by pulling the sliding block to slide upwards and downwards through the pulling wire.

The utility model sets various backwashing dust removal modes, maintains the dust removal effect of the filter bag 5 and realizes the purpose of long-acting filtration.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solution of the present invention and the inventive concept with equivalent alternatives or modifications within the scope of the present invention.

Claims

1. The utility model provides a cement manufacture is with pulse bag dust collecting equipment, includes dust removal box (1), ash bucket (2), dust removal box (1) is fixed and is propped up by the support jointly with ash bucket (2) intercommunication, its characterized in that still includes:

the partition plate (3) divides the dust removal box body (1) into two layers which are isolated from each other up and down; an air inlet (101) is formed in the dust removal box body (1) below the partition plate (3);

the filter bag frame (4) is fixed on the bottom surface of the partition plate (3) and extends to the upper part of the partition plate, and a dust removal device (6) is arranged at the position, on the outer side of the filter bag frame (4), of the bottom surface of the partition plate (3);

the filter bag (5) is sleeved outside the filter bag frame (4), the top of the filter bag (5) is fixed on the bottom surface of the partition plate (3), and a balancing weight (501) is fixed at the bottom of the filter bag (5) and is attached to the filter bag frame (4);

and a pulse backwashing mechanism (7) is arranged above the partition plate (3).

2. The pulse bag type dust removing device for cement production according to claim 1, wherein: an ash discharge valve is arranged at the bottom of the ash bucket (2).

3. The pulse bag type dust removing device for cement production according to claim 2, wherein: dust collector (6) are including terminal box (601), lead frame (602), two terminal box (601) symmetry is installed on baffle (3) of filter bag frame (4) both sides, filter bag (5) top outside cover is equipped with slider (603) of closely laminating with filter bag frame (4), the position that slider (603) correspond terminal box (601) is equipped with rotates seat (604), lead frame (602) are located and are rotated seat (604) and on baffle (3) between terminal box (601), the pull wire in terminal box (601) passes lead frame (602) and is connected fixedly in rotating seat (604).

4. The pulse bag type dust removing device for cement production according to claim 3, wherein: the pulse backwashing mechanism (7) comprises an electromagnetic pulse valve (701), an exhaust pipe (702) and an injection pipe (703), wherein the exhaust pipe (702) is arranged above the partition plate (3) and is fixedly communicated with the tops of the filter bag frames (4), and one end of the exhaust pipe (702) penetrates out of the dedusting box body (1) and is provided with the electromagnetic valve (704).

5. The pulse bag type dust removing device for cement production according to claim 4, wherein: the spraying and blowing pipe (703) is sleeved on the outer side of the exhaust pipe (702), the other end of the exhaust pipe (702) penetrates through the spraying and blowing pipe (703) and is connected with the electromagnetic pulse valve (701) together with the spraying and blowing pipe (703), the spraying and blowing pipe (703) is connected with two connecting pipes (705) in a symmetrical structure downwards around the filter bag frame (4), and the connecting pipes (705) penetrate through the partition plate (3) and are opposite to the sliding block (603).