CN210159349U

CN210159349U - Online ash removal device of sack cleaner

Info

Publication number: CN210159349U
Application number: CN201920900768.2U
Authority: CN
Inventors: 俞雯雯
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-03-20
Anticipated expiration: 2029-06-14

Abstract

The utility model discloses an online dust cleaning device of a bag-type dust remover, which comprises a dust remover body, and an air inlet and an air outlet which are positioned at both sides of the dust remover body; the dust remover comprises a dust remover body, wherein a cloth bag is arranged in an annular array in the dust remover body and is arranged on a pattern plate, a cover plate is arranged above the pattern plate, and a dust cleaning mechanism is arranged above the cover plate and is driven to operate by a driving mechanism; the ash removal mechanism comprises an air inlet main pipe, an air inlet branch pipe, an air injection pipe, a torsion spring and a pulse electromagnetic valve; the air inlet main pipe is rotatably arranged at the top end of the dust collector body and extends downwards to a position above the cover plate, the bottom end of the air inlet main pipe is connected with a horizontal air inlet branch pipe, the air inlet branch pipe is provided with an air jet pipe corresponding to the mounting position of the cloth bag, and the air jet pipe extends downwards to the inside of the cloth bag; the pulse electromagnetic valve and the torsion spring are respectively arranged on the air inlet main pipe. The utility model discloses an online ash removal device of sack cleaner, its flexible operation is simple and convenient, and the deashing is efficient, but continuous stable operation, this structure are particularly useful for the on-the-spot demand of small-size dust removal.

Description

Online ash removal device of sack cleaner

Technical Field

The utility model relates to a technical field of sack cleaner, specific saying so relates to an online ash removal device of sack cleaner.

Background

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

The bag-type dust collector is widely applied to the fields of metallurgy, electric power, chemical industry, construction and the like, dust particles accumulated on a bag can fall off through the online dust cleaning device, the bag-type dust collector can be recycled, and the service cycle of the bag-type dust collector is prolonged; the existing online dust cleaning device usually adopts a mechanical dust cleaning mode or a single air flow back blowing dust cleaning mode, the dust cleaning effect is not ideal, the dust cleaning efficiency is low, the service cycle of the bag-type dust collector is reduced, and the operation cost of the bag-type dust collector is improved.

Therefore, the development of an online dust removing device for a bag-type dust remover is urgently needed to improve the dust removing efficiency of the bag-type dust remover, prolong the service cycle of a bag and reduce the operation cost of the bag-type dust remover.

SUMMERY OF THE UTILITY MODEL

In view of the weak point of the above prior art, the utility model discloses a main aim at provides an online ash removal device of sack cleaner, its inner structure integrated level is high, and the flexible operation is simple and convenient, and the deashing is efficient, but continuous stable operation.

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

an online dust cleaning device of a bag-type dust collector comprises a dust collector body, and an air inlet and an air outlet which are positioned on two sides of the dust collector body, wherein the side wall of the dust collector body is circularly arranged, a plurality of bags are arranged in the dust collector body along a central shaft annular array, the bags are arranged on a pattern plate, a cover plate is arranged above the pattern plate, a dust cleaning mechanism is arranged above the cover plate, and the dust cleaning mechanism is driven to operate by a driving mechanism; the ash removal mechanism comprises an air inlet main pipe, an air inlet branch pipe, an air injection pipe, a torsion spring and a pulse electromagnetic valve; the air inlet main pipe is rotatably arranged at the center of the top end of the dust collector body and extends downwards to the position above the cover plate along the longitudinal direction, the bottom end of the air inlet main pipe is connected with a plurality of air inlet branch pipes arranged along the horizontal direction, air injection pipes corresponding to the installation positions of the cloth bags are installed on the air inlet branch pipes, and the air injection pipes vertically extend downwards to the inner parts of the cloth bags; the pulse electromagnetic valve and the torsion spring are respectively arranged on the air inlet main pipe.

Further, the driving mechanism comprises a motor, sector teeth, a rotating shaft and a gear; the gear is installed on the air inlet main pipe, the motor is installed on the dust remover body, one end of the rotating shaft is connected with the motor, and the other end of the rotating shaft is connected with sector teeth meshed with the gear.

Furthermore, the cover plate comprises an entity and a channel arranged on the entity, the channel is in the shape of an arc groove, the first entity part and the second entity part in the entity are in an upward convex shape relative to the third entity part and the fourth entity part, the top ends of the third entity part and the fourth entity part are positioned on the same horizontal plane, the third entity part is in an arc shape, and the diameter of the arc inner arc and the diameter of the arc outer arc of the third entity part are the same as that of the channel; the third solid portion is in a groove shape between the first solid portion and the second solid portion.

Furthermore, the channel position of the gas ejector pipe in the cover plate is in a corresponding arc shape, the cross section area of the arc shape is half of the cross section area of the channel, one side of the arc shape of the gas ejector pipe is connected with a baffle plate corresponding to the other half of the cross section area of the channel, one side of the baffle plate, far away from the gas ejector pipe, is connected with a spring, the spring is arranged above the third solid part, and the baffle plate can slide along the arc-shaped groove of the third solid part; the corresponding position of the air injection pipe in the cloth bag is cylindrical, and a plurality of air outlets are formed in the cylindrical shape.

Furthermore, the cloth bags are arranged at the positions of a plurality of concentric circles in an annular array mode, the distances among the concentric circles with different diameters in the circumferential direction are different, and the distances among the concentric circles with different diameters are equal.

Furthermore, the gas ejector pipe is made of hard plastic materials with smooth surfaces.

The utility model has the advantages that:

the utility model discloses an online ash removal device of sack cleaner, the flexible operation is simple and convenient, and the deashing is efficient, but continuous stable operation, this structure are particularly useful for the on-the-spot demand of small-size dust removal.

The utility model discloses an online ash removal device of sack cleaner, through machinery pat and the mode that the air current blowback combines, the online deashing work of dust remover is realized to the high efficiency.

The highly integrated online ash removal device can effectively reduce the installation height of the dust remover; the resistance loss of the dust remover can be reduced, and the power consumption of operation is reduced; the service cycle of the cloth bag is prolonged; the floor area of the dust remover can be reduced.

Drawings

FIG. 1 is a schematic structural view of the on-line ash removal device of the bag-type dust collector of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 2 at B;

FIG. 4 is a schematic view showing the movement state of the ash removal mechanism of the present invention;

FIG. 5 is a schematic view of a partial structure of the cover plate of the present invention;

the dust remover comprises a dust remover body 1, a dust remover body 2, a pattern plate 3, a cloth bag 4, a cover plate 5, a dust cleaning mechanism 6, a driving mechanism 41, an entity 42, a channel 51, an air inlet main pipe 52, an air inlet branch pipe 53, an air injection pipe 54, a torsion spring 55, a pulse electromagnetic valve 101, an air inlet 102, an air outlet 411, a first entity part 412, a second entity part 413, a third entity part 414, a fourth entity part 531, a baffle 532, a spring 601, a motor 602, sector teeth 603, a rotating shaft 604 and a gear.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1 to 5, an online dust cleaning device for a bag-type dust collector comprises a dust collector body 1, and an air inlet 101 and an air outlet 102 which are located at two sides of the dust collector body 1, wherein the side wall of the dust collector body 1 is circularly arranged, a plurality of bags 3 are arranged in the dust collector body 1 along a central shaft annular array, the bags 3 are arranged on a pattern plate 2, a cover plate 4 is arranged above the pattern plate 2, a dust cleaning mechanism 5 is arranged above the cover plate 4, and the dust cleaning mechanism 5 is driven to operate by a driving mechanism 6; the ash cleaning mechanism 5 comprises an air inlet main pipe 51, an air inlet branch pipe 52, an air injection pipe 53, a torsion spring 54 and a pulse electromagnetic valve 55; the air inlet main pipe 51 is rotatably arranged at the center of the top end of the dust collector body 1 and extends downwards to the position above the cover plate 4 along the longitudinal direction, the bottom end of the air inlet main pipe 51 is connected with a plurality of air inlet branch pipes 52 arranged along the horizontal direction, the air inlet branch pipes 52 are provided with air injection pipes 53 corresponding to the installation positions of the cloth bags 3, and the air injection pipes 53 extend downwards vertically to the inside of the cloth bags 3; the pulse solenoid valve 55 and the torsion spring 54 are respectively installed on the intake manifold 51.

The driving mechanism 6 comprises a motor 601, sector teeth 602, a rotating shaft 603 and a gear 604; the gear 604 is installed on the air inlet manifold 51, the motor 601 is installed on the dust collector body 1, one end of the rotating shaft 603 is connected with the motor 601, and the other end is connected with a sector gear 602 meshed with the gear 604.

When the sector-shaped teeth 602 and the gear 604 are in meshed transmission, at this time, the air inlet main pipe 51 rotates and enables the torsion spring 54 to be in a tensioned state, the air inlet branch pipe 52 is driven to move along the circumferential direction, the air ejecting pipe 53 is further driven to slide in the channel 42, the air ejecting pipe 53 is made to flap on the cloth bag 3, primary dust cleaning operation is completed, meanwhile, the pulse electromagnetic valve 55 is opened, compressed air is introduced and ejected to the cloth bag 3 through the air ejecting pipe 53, and secondary dust cleaning operation is completed; when the sector gear 602 and the gear 604 are disengaged, the intake manifold 51 returns to the initial position under the action of the torsion spring 54 and closes the pulse solenoid valve 55; the two dust cleaning operations can be operated synchronously by setting the opening interval time of the pulse electromagnetic valve 55 and setting the rotating speed of the motor 601.

The cover plate 4 comprises a solid body 41 and a channel 42 formed in the solid body 41, the channel 42 is arc-shaped groove-shaped, a first solid part 411 and a second solid part 412 in the solid body 41 are upward convex relative to a third solid part 413 and a fourth solid part 414, the top ends of the third solid part 413 and the fourth solid part 414 are positioned on the same horizontal plane, the third solid part 413 is arc-shaped, and the diameters of the inner arc and the outer arc of the arc-shaped part are the same as those of the channel 42; the third solid portion 413 is formed in a groove shape between the first solid portion 411 and the second solid portion 412.

The air injection pipe 53 extends downwards into the cloth bag 3 through the channel 42, in an initial state, the air injection pipe 53 is located in the center of the cloth bag 3 and is not in contact with the cloth bag 3, when the air injection dust removal operation is carried out, the air injection pipe 53 beats the cloth bag 3 to carry out one-time mechanical dust removal operation, and meanwhile, the pulse air outlet of compressed air is carried out through the air outlet 102 on the air injection pipe 53 to carry out air flow back blowing on the cloth bag 3, so that the dust attached to the cloth bag 3 is further removed.

The position of the air injection pipe 53 in the channel 42 of the cover plate 4 is in a corresponding arc shape, the cross section area of the arc shape is half of the cross section area of the channel 42, a baffle 531 corresponding to the other half of the cross section area of the channel 42 is connected to one side of the arc shape of the air injection pipe 53, a spring 532 is connected to one side of the baffle 531 far away from the air injection pipe 53, the spring 532 is arranged above the third solid part 413, and the baffle 531 can slide along the arc-shaped groove of the third solid part 413; the corresponding position of the air injection pipe 53 in the cloth bag 3 is cylindrical, and a plurality of air outlets 102 are formed in the cylindrical shape. The baffle 531 has the function that when the air injection pipe 53 slides to be in contact with the cloth bag 3, the baffle 531 can effectively prevent compressed air from overflowing from the channel 42, and the effect of the compressed air on blowback and ash removal of the cloth bag 3 is weakened.

The cloth bags 3 are arranged at a plurality of concentric circles in an annular array mode, the distances among the concentric circles with different diameters in the circumferential direction are different, and the distances among the concentric circles with different diameters are equal. Through the setting of the concentric circles at different intervals, more cloth bags 3 are arranged, the dust removing capacity of the cloth bag dust remover is increased, and the dust removing requirement of larger air volume is met.

The gas ejector 53 is made of a hard plastic material with a smooth surface. The hard plastic with smooth surface can effectively prevent the cloth bag 3 from being punctured.

The working principle of the utility model is as follows:

the online dust cleaning device of the bag-type dust remover of the utility model has the advantages that the smoke dust enters through the air inlet 101 of the dust remover body 1, so that dust particles are accumulated outside the bag 3, and the purified gas is discharged through the air outlet 102; the dust volume that the sack 3 outside was gathered reaches a timing, starts motor 601, drives the rotation of deashing mechanism 5 through actuating mechanism 6, makes jet-propelled pipe 53 pat on sack 3, carries out the deashing operation once, simultaneously, opens pulse solenoid valve 55, and compressed air carries out the air current blowback effect through air intake manifold 51, air intake branch 52, jet-propelled pipe 53 in proper order towards sack 3, makes sack 3 accomplish the secondary deashing operation.

Through the driving action of the driving mechanism 6 and the resetting action of the torsion spring 54, the waste gas purification treatment of the bag-type dust collector and the online dust cleaning device can be circularly carried out.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An online dust cleaning device of a bag-type dust collector comprises a dust collector body, and an air inlet and an air outlet which are positioned on two sides of the dust collector body, and is characterized in that the side wall of the dust collector body is circularly arranged, a plurality of bags are arranged in the dust collector body along a central shaft annular array, the bags are arranged on a pattern plate, a cover plate is arranged above the pattern plate, a dust cleaning mechanism is arranged above the cover plate, and the dust cleaning mechanism is driven to operate by a driving mechanism; the ash removal mechanism comprises an air inlet main pipe, an air inlet branch pipe, an air injection pipe, a torsion spring and a pulse electromagnetic valve; the air inlet main pipe is rotatably arranged at the center of the top end of the dust collector body and extends downwards to the position above the cover plate along the longitudinal direction, the bottom end of the air inlet main pipe is connected with a plurality of air inlet branch pipes arranged along the horizontal direction, air injection pipes corresponding to the installation positions of the cloth bags are installed on the air inlet branch pipes, and the air injection pipes vertically extend downwards to the inner parts of the cloth bags; the pulse electromagnetic valve and the torsion spring are respectively arranged on the air inlet main pipe.

2. The online dust cleaning device of the bag-type dust collector of claim 1, wherein the driving mechanism comprises a motor, a sector gear, a rotating shaft and a gear; the gear is installed on the air inlet main pipe, the motor is installed on the dust remover body, one end of the rotating shaft is connected with the motor, and the other end of the rotating shaft is connected with sector teeth meshed with the gear.

3. The online dust removal device for the bag-type dust remover according to claim 1, wherein the cover plate comprises a solid body and a channel formed in the solid body, the channel is arc-shaped groove-shaped, the first solid body part and the second solid body part in the solid body are upward convex relative to the third solid body part and the fourth solid body part, the top ends of the third solid body part and the fourth solid body part are positioned on the same horizontal plane, the third solid body part is arc-shaped, and the diameters of the inner arc and the outer arc of the arc-shaped part are the same as those of the channel; the third solid portion is in a groove shape between the first solid portion and the second solid portion.

4. The online dust removal device for the bag-type dust remover according to claim 1, wherein the passage position of the gas injection pipe in the cover plate is correspondingly arc-shaped, the cross-sectional area of the arc-shaped cross-sectional area is half of the cross-sectional area of the passage, one side of the arc-shaped side of the gas injection pipe is connected with a baffle plate corresponding to the other half of the cross-sectional area of the passage, one side of the baffle plate, far away from the gas injection pipe, is connected with a spring, the spring is arranged above the third solid part, and the baffle plate can slide along the arc-shaped groove of the third solid part; the corresponding position of the air injection pipe in the cloth bag is cylindrical, and a plurality of air outlets are formed in the cylindrical shape.

5. The online dust removal device of a bag-type dust collector as claimed in claim 1, wherein the bag is arranged at a plurality of concentric circles in an annular array, and the concentric circles with different diameters have different intervals in the circumferential direction, and the intervals between the concentric circles with different diameters are equal.

6. The online dust cleaning device of a bag-type dust collector of claim 1, wherein the gas injection pipe is made of a hard plastic material with a smooth surface.