CN210278561U

CN210278561U - Pulse dust collector

Info

Publication number: CN210278561U
Application number: CN201921157225.2U
Authority: CN
Inventors: 覃志圣
Original assignee: Yuanan Mingyu Mining Co ltd
Current assignee: Yuanan Mingyu Mining Co ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-04-10
Anticipated expiration: 2029-07-23

Abstract

The utility model provides a pulse dust collector, including body (1), be provided with in body (1) and wrapped up filter bag (2) of cylinder form frame, filter bag (2) outside cover and establish clean ring (3), brush hair (4) of filter bag (2) outer wall contact are established and cross to clean ring (3) inner wall, still include linear electric motor (5), linear electric motor (5) drive clean ring (3) through pull rod (6) and do reciprocating motion about crossing filter bag (2) outside. The utility model discloses a locate the outer cleaning ring reciprocating motion of filter bag, carry out the secondary deashing, clean remaining dust has improved the efficiency of deashing greatly.

Description

Pulse dust collector

Technical Field

The utility model relates to a phosphorite processing field, concretely relates to pulse dust collector for ore dressing.

Background

Yichang phosphate ore has rich resources, but more lean ores and less rich ores: the storage capacity of Yichang phosphate ore can reach as much as 13 hundred million tons, but more than 70 percent of phosphate ore belongs to middle and low grade poor ore, can not be directly utilized, and can be effectively utilized only after being enriched and extracted. The mining mode of the phosphorite which is rich and poor is not allowed, the country requires the phosphorite to realize full-layer mining, and the phosphorite mineral separation becomes necessary: the country continuously increases the utilization rate and the extraction rate of rare resources such as phosphate ore, the phosphate ore mining mode realizes full-layer mining, the past rough mining mode of gathering and abandoning barren is thoroughly changed, and phosphate ore dressing also becomes a necessary way for gathering and purifying barren ore.

The crude ore conveyed to the mine is subjected to primary crushing in one section, then is directly subjected to secondary crushing by a jaw crusher, the crushed ore is screened by a raw ore grading sieve, and the larger ore is crushed by a short-head crusher and then is returned to the raw ore grading sieve for closed-circuit screening. And (4) classifying, desliming and dehydrating the smaller undersize ores through a desliming sieve, wherein the deslimed and dehydrated ores directly enter a heavy medium separation system.

Can produce the dust after the breakage when carrying out the second grade breakage through jaw breaker, consider based on the environmental protection, need adopt the dust remover to collect the dust, sack cleaner and pulse dust remover all are the equipment that is applicable to this kind of process, the pulse dust remover carries out the high-efficient dust remover of improvement on the basis of sack cleaner, it can the reinforce to possess the deashing, advantages such as dust collection efficiency height, current pulse dust remover, with the jetting pipe setting directly over the sack, thereby utilize jetting pipe blowout high-pressure gas to dash to the inflation and make the dust of sack surface break away from and carry out the deashing. However, most of the dust attached to the surface of the cloth bag falls into the dust hopper, and a small part of the dust is attached and cannot be removed.

SUMMERY OF THE UTILITY MODEL

Not enough to exist among the prior art, the utility model provides a pulse dust collector has solved traditional pulse dust collector and can't all clear away the problem of attaching to sack surface dust when the deashing.

In order to achieve the above purpose, the utility model adopts the following technical scheme: pulse dust collector, including the body, this internal filter bag of having wrapped up the cylinder form frame that is provided with, filter bag outside cover and establish clean ring, the brush hair of filter bag outer wall contact is established and is crossed to clean ring inner wall, still includes linear electric motor, linear electric motor passes through the pull rod and drives clean ring and do reciprocating motion about crossing the filter bag outside.

Furthermore, two ends of the pull rod are respectively hinged to the outer wall of the cleaning ring and the motion part of the linear motor.

Furthermore, two pull rods are symmetrically arranged on the outer wall of each cleaning ring and are respectively hinged to two symmetrical sides of the motion part of the linear motor.

Furthermore, the top of the body is provided with an air purifying chamber, a blowing pipe of the pulse dust collector penetrates through the air purifying chamber, and a nozzle of the blowing pipe is opposite to the outlet of the filter bag in a working state.

Furthermore, the fixed part of the linear motor is fixed in the air purification chamber, and the moving part of the linear motor penetrates through the top of the body and then moves in the body.

Furthermore, the device also comprises an air cylinder, a piston rod of the air cylinder is connected with a blowing pipe outside the clean air chamber, and the reciprocating motion of the piston rod drives the blowing pipe to rotate.

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

①, the cleaning ring reciprocates up and down on the outer side of the filter bag, so that the bristles contacting with the outer wall of the filter bag can clean the residual dust on the outer side of the filter bag in the ash cleaning process;

②, the pull rod is hinged, so that the linear motor drives the pull rod to drive the cleaning ring to move, compared with the fixed connection, the components are connected in a low pair, the contact area is large, and the cleaning ring can transfer larger load and is not easy to wear;

③, the pull rods are symmetrically connected to both sides of the cleaning ring, and simultaneously the pull rods are symmetrically connected to both sides of the linear motor, so that the linear motor can drive the cleaning ring to move in a balanced manner, and the dust cleaning effect is good;

④, the fixing part of the linear motor is not arranged in the body, namely the fixing part is not in direct contact with dust, so that the service life of the linear motor is prolonged;

⑤, the cylinder drives the injection tube to rotate, thereby changing the orientation of the nozzle, when the pulse dust collector works, the nozzle does not face the outlet of the filter bag, and the situation that the small particle dust penetrates through the filter bag and enters the injection tube to cause the pipeline blockage is avoided.

To sum up, the utility model discloses a locate the outer cleaning ring reciprocating motion of filter bag, carry out the secondary deashing, clean remaining dust has improved the efficiency of deashing greatly.

Drawings

Fig. 1 is a schematic structural diagram of the pulse dust collector of the present application.

Fig. 2 is an enlarged view of a point a in fig. 1.

FIG. 3 is an assembled top view of the linear motor, the pull rod and the cleaning ring, wherein a part of the structure is omitted.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1-3, the pulse dust collector comprises a body 1, which is shown in fig. 1 in detail, wherein a gas purifying chamber 7 with a n-shaped section is arranged at the top of the body 1, an ash bucket is arranged at the bottom of the body 1, a support 11 is arranged on the ash bucket, the body 1 is installed on the ground through the support 11, a gas inlet pipe 1a is arranged on the body 1, a gas outlet pipe 1b is arranged on the gas purifying chamber 7, two through holes for communicating the body 1 with the gas purifying chamber 7 are arranged at the top of the body 1, the diameter of each through hole is matched with the outlet of a filter bag 2 and the diameter of a port of a cylindrical frame, so that the cylindrical frame and the filter bags 2 are respectively two in number, one end of the cylindrical frame is welded on the corresponding through hole, the other end of the cylindrical frame extends downwards and inwards the body 1, the filter bags 2 are wrapped outside the.

Continuing to refer to fig. 1, 3, filter bag 2 outside cover and establish clean ring 3, the brush hair 4 of 2 outer wall contacts of filter bag is established and is crossed to clean ring 3 inner wall, also the brush hair 4 can direct action dust on the filter bag 2 outer wall, at the top welding linear electric motor 5 of air-purifying chamber, be fixed in air-purifying chamber 7 with linear electric motor 5's fixed part 5b, make linear electric motor 5's motion portion 5a do up-and-down reciprocating motion, set up the aperture at the body 1 top that linear electric motor 5's motion portion 5a is right, the aperture matches the width of motion portion 5a, make motion portion 5a can extend to body 1, and the body top of both sides sets up the sealing washer about the aperture. For better dust isolation, namely, for separating the body 1 from the air purifying chamber 7, an extension rod can be arranged on the motion part, the extension rod extends into the body 1 from the air purifying chamber 7 through a small hole, the motion part 5a reciprocates up and down in the air purifying chamber 7 to drive the extension rod to reciprocate up and down in the body 1, and by adopting the scheme, the diameter of the small hole is matched with the diameter of the extension rod. The embodiment adopts the scheme that the moving part 5a extends from the air purifying chamber 7 to the body 1, and the center of the moving part 5a is collinear with the circle center of the cleaning ring 3, the circle center of the cylindrical frame and the circle center of the filter bag 2.

Referring to fig. 2 and 3, the outer wall of each cleaning ring 3 is symmetrically provided with first hinge bolts 3b, each first hinge bolt 3b is provided with a first bolt protective cover 3a, the moving part 5a of the linear motor 5 is symmetrically provided with mounting blocks 5e corresponding to the first hinge bolts 3b, each mounting block 5e is provided with a second hinge bolt 5d, in view of the fact that the number of the cleaning rings 3 is two, the cleaning rings are corresponding to the first hinge bolts 3b on the cleaning rings 3, the number of the second hinge bolts 5d on the single-side mounting block 5e is two, the number of the second hinge bolts 5d on the two symmetrical side mounting blocks 5e is four, and the two second hinge bolts 5d on the same side are provided with second bolt protective covers 5 c. The pull rod 6 is fixedly connected to the corresponding first hinge bolt 3b and the second hinge bolt 5d, so that the cleaning ring 3 is driven by the pull rod 6 to reciprocate up and down outside the filter bag 2 when the moving part 5a reciprocates up and down, and the bristles 4 reciprocate up and down along the outside of the filter bag 2 to brush off dust outside the filter bag 2.

With reference to fig. 1, holes are formed in two symmetrical side walls of the air purifying chamber 7, integrated mechanical seals 7a are installed in the holes, an injection pipe 8 of the pulse dust collector penetrates into the air purifying chamber 7 from the integrated mechanical seal 7a on one side, and penetrates out of the air purifying chamber 7 from the integrated mechanical seal 7a on the other side, so that the injection pipe 8 can rotate, and a nozzle 9 of the injection pipe 8 is opposite to an outlet of the filter bag 2 in a working state when compressed air is injected. The mounting plate 12 is fixedly connected to the support 11, and in order to fix the mounting plate 12 more stably, the bottom of the mounting plate 12 is additionally provided with the supporting legs 13, and the supporting legs 13 are erected on the ground. The air cylinder 10 is vertically arranged on the mounting plate 12, the cylinder body 10b of the air cylinder 10 is fixed on the mounting plate 12, the piston rod 10a of the air cylinder 10 makes vertical reciprocating motion, a top plate 8a is welded on the injection tube 8 outside the air purifying chamber 7, the piston rod 10a is hinged to the top plate 8a through a hinge, and the reciprocating motion of the piston rod 10a drives the injection tube 8 to rotate, so that the orientation of the nozzle 9 is changed.

In the use, order about cylinder 10's piston rod 10a and make vertical motion, drive the blowout pipe 8 and rotate, make nozzle 9 not face filter bag 2, mix with the gas that carries out the dust after the second grade breakage through jaw breaker and get into body 1 through intake pipe 1a in, keep apart the dust through filter bag 2, in two through-holes entering air-purifying chamber 7 that the net gas was seted up through body 1 top to flow from outlet duct 1 b. When the filter bag 2 needs to be dedusted, the piston rod 10a of the cylinder 10 is driven to move vertically to drive the ejection pipe 8 to rotate, the nozzle 9 faces the filter bag 2, high-pressure gas ejected by the ejection pipe is blown to expand so as to separate dust on the outer surface of the bag for primary ash removal, then the linear motor 5 is started to make the moving part 5a reciprocate up and down, so that the cleaning ring 3 is driven to reciprocate up and down outside the filter bag 2, the bristles 4 contact with the filter bag 2, secondary ash removal is performed on a small part of dust, and the dust falling into the ash hopper after twice ash removal is discharged. How to discharge ash is not described in detail in the prior art.

In the explanation of the present invention, it is to be noted that the terms "first", "second", and the like are merely used for convenience of description and understanding, and do not limit the importance degree, the number of uses, or the installation order of specific technical features.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. Pulse dust collector, including body (1), be provided with in body (1) and wrapped up filter bag (2) of cylinder form frame, its characterized in that: filter bag (2) outside cover and establish clean ring (3), clean ring (3) inner wall is established and is filtered brush hair (4) of bag (2) outer wall contact, still includes linear electric motor (5), linear electric motor (5) drive through pull rod (6) clean ring (3) and do reciprocating motion from top to bottom in filtering bag (2) outside.

2. A pulse dust collector as defined in claim 1, wherein: and two ends of the pull rod (6) are respectively hinged to the outer wall of the cleaning ring (3) and the moving part (5a) of the linear motor (5).

3. A pulse dust collector as defined in claim 2, wherein: two pull rods (6) are symmetrically arranged on the outer wall of each cleaning ring (3), and the two pull rods (6) are respectively hinged to two symmetrical sides of a moving part (5a) of the linear motor (5).

4. A pulse dust collector as defined in claim 1, wherein: the top of the body (1) is provided with an air purifying chamber (7), a blowing pipe (8) of the pulse dust collector penetrates through the air purifying chamber (7), and a nozzle (9) of the blowing pipe (8) is opposite to an outlet of the filter bag (2) in a working state.

5. The pulse dust collector as set forth in claim 4, wherein: the fixed part (5b) of the linear motor (5) is fixed in the air purifying chamber (7), and the moving part (5a) of the linear motor (5) penetrates through the top of the body (1) and then moves in the body (1).

6. The pulse dust collector as set forth in claim 4, wherein: the device is characterized by further comprising an air cylinder (10), a piston rod (10a) of the air cylinder (10) is connected with a blowing pipe (8) outside the air purifying chamber (7), and the reciprocating motion of the piston rod (10a) drives the blowing pipe (8) to rotate.