CN215610019U

CN215610019U - High-efficiency dust collector for cement raw material powder

Info

Publication number: CN215610019U
Application number: CN202121876425.0U
Authority: CN
Inventors: 屈志强; 庞海东
Original assignee: Liaoyang Jidong Cement Co ltd
Current assignee: Liaoyang Jidong Cement Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-01-25
Anticipated expiration: 2031-08-12

Abstract

The utility model discloses a high-efficiency dust collector for cement raw material powder, which comprises a dust collector body and a supporting frame for supporting the dust collector body, wherein the inside of the dust collector body is of a hollow structure, a fixed end cover for protecting an inner cavity of the dust collector body is arranged at the top of the dust collector body, the top of the fixed end cover consists of a plurality of protection plates, the protection plates are connected and fixed through locking pieces between adjacent protection plates, a plurality of integrally formed seal cavities and fixed cavities are arranged on one side of the surface of the fixed end cover in a parallel manner, a rotating disc is arranged at the bottom of the inner cavity of the fixed cavity, a rotating piece is arranged at the center of the rotating disc, a supporting pin shaft is rotatably arranged in the rotating piece, a rotating piece is fixedly sleeved on the outer side of the supporting pin shaft, and the top of the seal cavity is connected with an external air source through a pipeline. Its aim at provides the high-efficient dust collector of the cement raw materials powder that impurity easily adsorbs and dust collecting effect is good, efficient.

Description

High-efficiency dust collector for cement raw material powder

Technical Field

The present invention relates to the field of screening or screening techniques, for example, the use of gas streams to separate solids from solids, and more particularly to a high efficiency dust collector for cement raw material powders.

Background

A wide variety of dust collectors are used in the cement industry, including so-called secondary dust collection systems applicable to feeding and transfer stations, transportation and storage facilities, etc., and primary dust removal systems for large flows of hot gases, i.e. dust removal after raw meal mills, rotary kilns, clinker coolers, cement mills, etc. The existing dust collectors include bag type dust collectors, pulse bag type dust collectors, electric dust collectors, wet dust collectors, electric bag dust collectors, and the like.

The bag type dust collector drives dust-containing gas to enter a dust chamber in the dust collector by a dust collection fan, the air becomes clean after passing through a filter bag and is discharged by the dust collection fan, and dust is prevented from being adsorbed on the outer surface of the filter bag. However, the dust-containing air cannot be well contacted with the bag body in the operation process, and the filtering and dust collecting effects are poor. In addition, the gas after dust removal is subjected to atomization treatment, so that impurities are easy to accumulate and form blocks after atomization and humidification in the dust removal process, inconvenience is brought to fan maintenance or manual cleaning work, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems of the background, and provides a high-efficiency dust collector for cement raw material powder, which is easy to adsorb impurities, good in dust collecting effect and high in efficiency.

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

the high-efficiency dust collector for the cement raw material powder comprises a dust collector body and a supporting frame for supporting the dust collector body, wherein the inside of the dust collector body is of a hollow structure, a fixed end cover for protecting an inner cavity of the dust collector body is arranged at the top of the dust collector body, and the top of the fixed end cover consists of a plurality of protection plates which are connected and fixed through locking pieces;

a plurality of sealing cavities and fixing cavities are arranged on one side of the surface of the fixing end cover, and the sealing cavities and the fixing cavities are of an integrally formed structure and are arranged on one side of the fixing end cover in a parallel manner;

a rotating disc is installed at the bottom of an inner cavity of the fixed cavity, a rotating part is installed at the center of the rotating disc, a supporting pin shaft is rotatably installed inside the rotating part, and a rotating piece for pressurizing is fixedly sleeved on the outer side of the supporting pin shaft;

the top of the seal cavity is connected with an external air source through a pipeline.

According to the efficient dust collector for cement raw material powder, the rotating sheet is fixedly arranged on the surface of the supporting pin shaft in a spiral shape, and the rotating disc is in an annular shape.

According to the efficient dust collector for cement raw material powder, the bottom of the dust collector body is connected with the discharging hopper for storing impurities, and the dust collector body and the discharging hopper are of an integrally formed structure and are communicated with each other.

According to the high-efficiency dust collector for cement raw material powder, a fan for converting gas is fixedly installed on one side of the supporting frame, a gas purification conveying pipe communicated with the inner cavity of the dust collector body is fixedly sleeved on one side of the fan, and a conversion pipe is fixedly sleeved on the other side of the fan.

According to the efficient dust collector for cement raw material powder, one side of the feeding hopper is connected and provided with the dust gas inlet through the flange plate, and the bottom of the feeding hopper is connected and provided with the feeding hole.

According to the high-efficiency dust collector for cement raw material powder, one side of the sealed cavity is connected with the connecting pipe for conveying gas in the sealed cavity and the fixed cavity, the connecting pipe is fixedly arranged in the inner cavity of the fixed end cover, and the bottom of the connecting pipe is hermetically connected with a plurality of cloth bags for adsorbing dust through the conversion parts.

The efficient dust collector for the cement raw material powder further comprises an electromagnetic vibration mechanism, the electromagnetic vibration mechanism comprises a rectangular sliding groove arranged on the surface of the inner cavity of the dust collector body, limiting blocks for blocking are mounted at two ends of the rectangular sliding groove, a sliding block is connected and mounted at one side of each limiting block, an elastic conductive winding for transmitting electromagnetism is mounted at one side of each sliding block, and the sliding blocks are connected with the elastic conductive windings through connecting pin shafts.

According to the efficient dust collector for cement raw material powder, the inner walls of two sides of the rectangular sliding groove are provided with the sliding grooves, one side of each sliding block is connected with the sliding column which is connected to the inside of the sliding groove in a sliding mode, the other end of each elastic conductive winding is connected with the abutting block which is used for generating vibration, and the limiting blocks, the sliding blocks, the connecting pin shafts, the elastic conductive windings and the abutting blocks are arranged in two groups and are symmetrically arranged.

Compared with the prior art, the high-efficiency dust collector of the cement raw material powder at least has the following beneficial effects:

1. according to the air-flow dust collector, the rotating sheet is driven to rotate by an external air source to realize air flow conveying, the structure is simple, the conveying is stable, meanwhile, negative pressure is formed on the cloth bag by combining the arrangement of the conversion piece, impurity and dust contained in the air outside the cloth bag are quickly, directly, strongly, stably and comprehensively adsorbed, the filtering effect is obviously improved, and the good dust collecting purpose is achieved;

2. this application sets up electromagnetic vibration mechanism, elasticity conductive winding wherein circular telegram produces the electromagnetism, when producing magnetism, voltage adds on elasticity conductive winding, butt piece inter attraction, elasticity conductive winding stores potential energy and releases periodic high-frequency vibration through linking up the round pin axle and will adsorb in the impurity shake in the sack outside falls and in time collects, traditional atomizing clearance has been replaced, the effectual effect of cleaing away of dust in the gas has both been guaranteed, a series of adverse effects of impurity pile up caking have also been avoided simultaneously, the cleaning work difficulty degree has been reduced.

Drawings

FIG. 1 is a schematic structural view of a high-efficiency dust collector for cement raw material powder according to the present invention;

FIG. 2 is a schematic structural diagram of a fixed end cover in the high-efficiency dust collector for cement raw material powder provided by the utility model;

FIG. 3 is a schematic diagram of an arrangement of rotary blades in the high-efficiency dust collector for cement raw material powder according to the present invention;

FIG. 4 is a schematic view of the internal structure of the dust collector body of the high-efficiency dust collector for cement raw material powder according to the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

FIG. 6 is a schematic structural diagram of an electromagnetic vibration mechanism in the high-efficiency dust collector for cement raw material powder provided by the utility model.

Reference numerals: 1. a dust collector body; 2. a support frame; 3. fixing an end cover; 4. a fan; 5. a gas purification delivery pipe; 6. a transfer tube; 7. feeding a hopper; 8. a dust gas inlet; 9. a feeding port; 11. a rectangular chute; 12. a limiting block; 13. a slider; 14. connecting the pin shafts; 15. an elastic conductive winding; 16. a butting block; 17. a sliding groove; 31. a protection plate; 32. a locking member; 33. sealing the cavity; 34. fixing the cavity; 35. rotating the disc; 36. a rotating sheet; 37. supporting the pin shaft; 38. a rotating member; 331. a connecting pipe; 332. a cloth bag.

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.

As shown in fig. 1 to 6:

high-efficient dust collector of cement raw materials powder, including dust collector body 1 and the support frame 2 that is used for supporting dust collector body 1, the inside of dust collector body 1 is hollow column structure, and fixed end cover 3 of protection dust collector body 1 inner chamber is installed at the top of dust collector body 1, and fixed end cover 3's top comprises a plurality of guard plates 31 and connects fixedly through common lock 32 between adjacent.

A plurality of sealing cavities 33 and fixing cavities 34 are arranged on one side of the surface of the fixed end cover 3, and the sealing cavities 33 and the fixing cavities 34 are integrally formed and arranged on one side of the fixed end cover 3 in parallel. The bottom of the inner cavity of the fixed cavity 34 is provided with an annular rotating disc 35, the central position of the rotating disc 35 is provided with a rotating piece 38, the inside of the rotating piece 38 is provided with a supporting pin shaft 37 in a rotating manner, the outer side of the supporting pin shaft 37 is fixedly sleeved with a rotating piece 36 used for pressurization, the rotating piece 36 is fixedly arranged on the surface of the supporting pin shaft 37 in a spiral manner, and the rotating disc 35 supports the rotating piece 36 and the supporting pin shaft 37. The top of the sealed cavity 33 is connected with an external air source through a pipeline. One side of the sealed cavity 33 is connected with a connecting pipe 331 for conveying gas inside the sealed cavity 33 and the fixed cavity 34, the connecting pipes 331 are horizontally arranged and fixedly installed in the inner cavity of the fixed end cover 3, a plurality of cloth bags 332 for adsorbing dust are vertically connected below the inner cavity, the top of each cloth bag 332 is connected with the bottom of the connecting pipe 331 in a sealing manner through a conversion part, specifically, the conversion part is a hollow thin pipe with a pipe diameter smaller than the pipe diameter of the connecting pipe 331 and the outer diameter of each cloth bag 332, the lower end of the hollow thin pipe is connected with the top end of each cloth bag 332 in a sealing manner and the middle of the cloth bag 332 is communicated, and the upper end of the hollow thin pipe is inserted into the connecting pipe 331 and communicated with the connecting pipe 331 in a sealing manner and the middle of the hollow thin pipe.

An external air source enters the sealed cavity 33 through a pipeline and acts on the surface of the rotating piece 36, the rotating piece 36 rotates under the action of air flow and drives the supporting pin shaft 37 to rotate together in the rotating piece 8, and the rotating piece 38 is of a bearing structure. The rotating sheet 36 rotates to push the gas to be pushed from one end to the other end along the axial direction of the connecting pipe 331, in the process, gas molecules continuously collide with the inner wall of the connecting pipe 331 and move in the connecting pipe 331 along the vector direction to form a rotating gas flow, two gas flows with different directions are formed on the cross sections of the connecting pipe 331 and the cloth bag 332, negative pressure is formed in the cloth bag 332 under the action of the two gas flows based on the venturi effect and the bernoulli law as the pipe diameter of the hollow thin pipe is smaller than that of the connecting pipe 331 and the cloth bag 332, and impurity and dust attached to the outside of the cloth bag 332 are adsorbed from the inside of the cloth bag 332.

One side fixed mounting of support frame 2 has a fan 4 that is used for the conversion gas, and one side of fan 4 is fixed to be cup jointed gaseous purification conveyer pipe 5, and the fixed cover of opposite side has been cup jointed transition pipe 6, and gaseous purification conveyer pipe 5 and the 1 inner chamber intercommunication of dust collector body, fan 4 purifies conveyer pipe 5 through the gas and takes out the gas after adsorbing with the purification of 1 inner chamber of dust collector body and leaves to outwards discharge through transition pipe 6.

The bottom of dust collector body 1 is connected and is installed hopper 7 down that is used for depositing impurity, and dust collector body 1 and hopper 7 are integrated into one piece column structure and communicate each other down, and the great dust particle of dust collector body 1 inside quality falls in hopper 7's inside and concentrates the collection down. One side of the lower hopper 7 is connected with and is provided with a dust and gas inlet 8 through a flange plate, the dust and gas inlet 8 is used for absorbing waste dust into the inner cavity of the dust collector body 1 to carry out adsorption and dust collection treatment on the one hand, and the waste gas in the inner cavity of the dust collector body 1 is discharged through connecting an external waste gas pipe on the other hand. The bottom of lower hopper 7 is connected and is installed feed opening 9, and is the same with dust gas entry 8, and feed opening 9 is used for discharging the great dust impurity of quality of collecting in lower hopper 7 on the one hand, and on the other hand also can regard as the waste dust entry, supplies the waste dust to get into dust collector body 1 inner chamber and handles.

The utility model provides a dust collector still is provided with electromagnetic vibration mechanism, and electromagnetic vibration mechanism is including setting up in the rectangle spout 11 of 1 inner chamber surfaces of dust collector body, and rectangle spout 11 installs stopper 12 that is used for the check to keep off along length direction's both ends, and sliding block 13 is installed to one side of stopper 12, and elastic conductive winding 15 that is used for transmitting the electromagnetism is installed to one side of sliding block 13, connects through linking round pin axle 14 between sliding block 13 and the elastic conductive winding 15. The rectangular sliding groove 11 has a sliding groove 17 along the inner wall surface of the two sides in the width direction, and one side of the sliding block 13 is connected with a sliding column which is connected inside the sliding groove 17 in a sliding manner. The elastic conductive winding 15 is a common component, and one end of the elastic conductive winding, which is far away from the connecting pin shaft 14, is connected with an abutting block 16 for generating vibration, and the elastic conductive winding 15 is electrified to generate an electromagnetic field to act on the abutting block 16. The limiting blocks 12, the sliding blocks 13, the connecting pin shafts 14, the elastic conductive windings 15 and the abutting blocks 16 are two in number and are symmetrically arranged at two ends of the rectangular sliding groove 11 along the length direction. The elastic conductive winding 15 is spiral and is protected by a conductive wire with a layer of insulating paint wrapped on the surface.

The electromagnetic polarities of the elastic conductive winding 15 and the abutting blocks 16 at the two ends of the rectangular sliding groove 11 are mutually repelled and are connected through an external power supply to form half-wave rectification, when magnetism is generated, voltage is applied to the elastic conductive winding 15 and is mutually attracted by the two abutting blocks 16, at the moment, the elastic conductive winding 15 stores potential energy through the engaging pin shaft 14, periodic high-frequency vibration is released, and high-frequency energy generated through impact is transmitted to the inner wall of the dust collector body 1.

The connecting pin 14 is an iron core structure, the connecting pin 14 becomes a magnet after being magnetized, magnetic fields of the two connecting pins 14 are mutually overlapped, so that the magnetism of the elastic conductive winding 15 is greatly enhanced, the strength of the magnetism is controlled by the magnitude of external current, and the specific control method can refer to conventional technical means.

In this application, both accessible dirt gas entry 8 carries out waste gas collection and discharges, also can utilize down hopper 7, fan 4, gaseous purification conveyer pipe 5 and change-over pipe 6 to discharge, realizes dual system from this and concentrates the emission, and emission efficiency is high, effectual.

The working principle of the high-efficiency dust collector for the cement raw material powder is as follows:

the first step is as follows: external waste gas enters the inner cavity of the dust collector body 1 through the dust gas inlet 8 or the feed opening 9, an external gas source is started, external air flow acts on the surface of the rotary piece 36 through a pipeline to enable the rotary piece to be stressed and rotate, accordingly, the air flow is pushed to flow in the connecting pipe 331, and as the conversion piece changes the air flow overflowing section, negative pressure is generated on the outer side of the cloth bag 332, and impurity and dust are quickly and effectively adsorbed;

the second step is that: the fan 4 pumps the gas purified and adsorbed in the inner cavity of the dust collector body 1 to the conversion pipe 6 through the gas purification conveying pipe 5 and then discharges the gas outwards;

the third step: the elastic conductive winding 15 is electrified to generate an electromagnetic field, the two abutting blocks 16 attract each other, and the elastic conductive winding 15 stores potential energy through the connecting pin shaft 14 and releases periodic high-frequency vibration;

the fourth step: high-frequency energy generated by high-frequency vibration impact is transmitted to the inner wall of the dust collector body 1 through the rectangular sliding groove 11 to generate vibration, so that impurities adsorbed outside the cloth bag 332 are shaken off and discharged through the discharge port 9 or the dust gas inlet 8.

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 to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The efficient dust collector for the cement raw material powder comprises a dust collector body (1) and a supporting frame (2) used for supporting the dust collector body (1), wherein the inside of the dust collector body (1) is of a hollow structure, and the efficient dust collector is characterized in that a fixed end cover (3) for protecting an inner cavity of the dust collector body (1) is installed at the top of the dust collector body (1), the top of the fixed end cover (3) is composed of a plurality of protection plates (31), and adjacent protection plates are connected and fixed through locking pieces (32);

a plurality of sealing cavities (33) and fixing cavities (34) are arranged on one side of the surface of the fixing end cover (3), the sealing cavities (33) and the fixing cavities (34) are of an integrated molding structure and are arranged on one side of the fixing end cover (3) in a parallel manner;

a rotating disc (35) is installed at the bottom of an inner cavity of the fixed cavity (34), a rotating piece (38) is installed at the center of the rotating disc (35), a supporting pin shaft (37) is rotatably installed inside the rotating piece (38), and a rotating piece (36) for pressurization is fixedly sleeved on the outer side of the supporting pin shaft (37); the top of the sealed cavity (33) is connected with an external air source through a pipeline.

2. The dust collector for cement raw material powder of claim 1, wherein the rotary plate (36) is fixedly installed on the surface of the supporting pin shaft (37) in a spiral shape, and the rotary disk (35) is in a ring shape.

3. The dust collector for high-efficiency cement raw material powder as recited in claim 1, wherein a blanking hopper (7) is connected and installed at the bottom of the dust collector body (1), and the dust collector body (1) and the blanking hopper (7) are of an integrally formed structure and are communicated with each other.

4. The efficient dust collector for cement raw material powder as recited in claim 1, wherein a fan (4) for converting gas is fixedly installed on one side of the supporting frame (2), a gas purification conveying pipe (5) communicated with an inner cavity of the dust collector body (1) is fixedly sleeved on one side of the fan (4), and a conversion pipe (6) is fixedly sleeved on the other side of the fan.

5. The dust collector for cement raw material powder of claim 3, wherein one side of the blanking hopper (7) is connected and provided with a dust gas inlet (8) through a flange plate, and the bottom of the blanking hopper is connected and provided with a blanking port (9).

6. The dust collector for cement raw material powder of claim 1, wherein a connecting pipe (331) for conveying gas inside the sealed chamber (33) and the fixed chamber (34) is connected and installed at one side of the sealed chamber (33), the connecting pipe (331) is fixedly installed in the inner cavity of the fixed end cover (3), and a plurality of dust-adsorbing cloth bags (332) are hermetically connected and installed at the bottom of the connecting pipe (331) through a conversion piece.

7. The efficient dust collector for cement raw material powder as recited in claim 1, further comprising an electromagnetic vibration mechanism, wherein the electromagnetic vibration mechanism comprises a rectangular sliding groove (11) arranged on the surface of the inner cavity of the dust collector body (1), two ends of the rectangular sliding groove (11) are provided with limiting blocks (12) for blocking, one side of each limiting block (12) is provided with a sliding block (13) in a connected manner, one side of each sliding block (13) is provided with an elastic conductive winding (15) for transmitting electromagnetism, and the sliding blocks (13) and the elastic conductive windings (15) are connected through a connecting pin shaft (14).

8. The efficient dust collector for cement raw material powder as recited in claim 7, wherein sliding grooves (17) are formed in inner walls of two sides of the rectangular sliding groove (11), a sliding column which is connected to the inside of the sliding groove (17) in a sliding manner is connected and mounted to one side of the sliding block (13), abutting blocks (16) which are used for generating vibration are connected and mounted to the other end of the elastic conductive winding (15), and the limiting blocks (12), the sliding block (13), the engaging pin shaft (14), the elastic conductive winding (15) and the abutting blocks (16) are respectively two in number and are symmetrically mounted.