CN210206214U

CN210206214U - Pulse dust collector

Info

Publication number: CN210206214U
Application number: CN201920689284.8U
Authority: CN
Inventors: Chunhui Wu; 吴春晖
Original assignee: Ningbo Novotel Machinery Co Ltd
Current assignee: Norbert Ningbo Intelligent Technology Co ltd
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2020-03-31
Anticipated expiration: 2029-05-14

Abstract

The utility model discloses a pulse dust collector, include: the lower end of the outer cylinder body is provided with a discharge hole; the inner cylinder is embedded in the outer cylinder, and the upper end of the inner cylinder extends upwards out of the outer cylinder; one end of the feeding pipe penetrates through the outer barrel and extends into an annular cavity formed between the outer barrel and the inner barrel, and the other end of the feeding pipe is used for feeding materials with dust; at least one dust collecting cloth bag arranged on the inner top surface of the inner cylinder body; the end cover is arranged above the inner cylinder body, one side of the end cover is connected with an exhaust pipe used for connecting external air extraction equipment, and the interior of the end cover is communicated with the interior of the dust collecting cloth bag; the pulse device comprises an air supply unit and an air flow output unit which are communicated through a pipeline, and an air flow output port of the air flow output unit extends into the end cover and is positioned right above the dust collecting cloth bag. Its technical scheme can convenient and fast will take the material of dust to remove dust the operation, simultaneously can be convenient carry out clean operation to the collection dirt sack.

Description

Pulse dust collector

Technical Field

The utility model relates to a material dust collecting equipment technical field especially relates to a pulse dust collector.

Background

With the increasing awareness of the society on environmental protection, the recycling of plastics becomes more and more extensive, and the main process mode is to crush plastic blocks, further prepare granular materials and reuse the granular materials in production and manufacturing equipment. After the plastic blocks are crushed, more dust is usually mixed, and before the granular materials are sent into an injection molding machine for reuse, the operation of firstly removing dust is needed, the operation is generally realized through a dust remover at present, the materials with the dust are needed to be sent into the dust remover under the pushing of air flow by a conveying mechanism, and a dust collecting cloth bag is arranged in the dust remover for dust removal operation.

However, the dust collecting cloth bag needs to be cleaned after being filled with dust, and needs to be taken out for dust removal, which is very complicated, so that the working efficiency is difficult to improve.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned problem that exists among the prior art, the pulse dust collector who aims at can convenient and fast will take the material of dust to remove dust operation now to can be convenient carry out cleaning operation to the collection dirt sack is provided for overcome above-mentioned technical defect.

The specific technical scheme is as follows:

a pulse dust collector comprising:

the upper end of the outer cylinder is provided with an upper opening, and the lower end of the outer cylinder is provided with a discharge hole;

the inner cylinder is embedded in the outer cylinder, the upper end of the inner cylinder extends upwards out of the outer cylinder through the upper opening, and the lower end of the inner cylinder is opened and communicated with the inside of the outer cylinder;

one end of the feeding pipe penetrates through the outer barrel and extends into an annular cavity formed between the outer barrel and the inner barrel, and the other end of the feeding pipe is used for feeding materials with dust;

at least one dust collecting cloth bag arranged on the inner top surface of the inner cylinder body;

the end cover is arranged above the inner cylinder body, one side of the end cover is connected with an exhaust pipe used for connecting external air extraction equipment, and the interior of the end cover is communicated with the interior of the dust collecting cloth bag;

the pulse device comprises an air supply unit and an air flow output unit which are communicated through a pipeline, and an air flow output port of the air flow output unit extends into the end cover and is positioned right above the dust collecting cloth bag.

Preferably, the air supply unit comprises a compressed air cylinder fixedly arranged on the side wall of the outer cylinder body through a support and a control valve connected to the air outlet end of the compressed air cylinder.

Preferably, the control valve is an electromagnetic valve, and the airflow output unit is provided with a pulse air feeding mechanism.

Preferably, the number of the dust collecting cloth bags is four, the airflow output unit is provided with four branch pipes serving as airflow output ports, and the four branch pipes are respectively opposite to the upper end opening of one of the dust collecting cloth bags.

Preferably, the upper end of the inner cylinder body is sealed by a sealing plate, mounting openings with the same number as the dust collecting cloth bags are formed in the sealing plate, and a cloth bag mounting support used for mounting the dust collecting cloth bags is detachably embedded in each mounting opening.

Preferably, the cloth bag mounting bracket comprises a connecting ring embedded in the mounting opening and a stainless steel net rack which is connected below the connecting ring and extends spirally downwards.

The preferred still includes aggregate bin and connecting pipe, and aggregate bin is connected through the discharge gate detachable of connecting pipe and outer barrel, is equipped with the valve in the aggregate bin.

Preferably, the axial extension line of the feeding pipe does not pass through the central axis of the outer cylinder.

Preferably, the inlet pipe extends into the annular cavity at the beginning end thereof and is in a slope shape, wherein the length of the downward forward extension is greater than the length of the upward forward extension.

Preferably, the pressure gauges are respectively arranged on the side walls of the upper end of the end cover, the upper end of the outer cylinder body and the side wall of the compressed gas cylinder.

The beneficial effects of the above technical scheme are that:

the pulse dust collector comprises an outer barrel, an inner barrel, a feeding pipe, a dust collecting cloth bag, an end cover and a pulse device, so that the dust collecting cloth bag can be conveniently and quickly cleaned by materials with dust, and meanwhile, the dust collecting cloth bag can be conveniently cleaned.

Drawings

FIG. 1 is a perspective view of the pulse dust collector of the present invention;

FIG. 2 is a perspective view of the pulse dust collector of the present invention from another view angle;

FIG. 3 is a sectional view of the pulse dust collector of the present invention;

FIG. 4 is a side view of the pulse dust collector of the present invention;

fig. 5 is a perspective view of the pulse dust-removing component in the pulse dust remover of the present invention.

Detailed Description

In order to make the technical means, creation features, achievement purposes and effects of the present invention easy to understand, the following embodiments are specifically illustrated in conjunction with the accompanying drawings.

Referring to fig. 1 to 5, the present invention provides a pulse dust collector including:

the upper end of the outer cylinder body 1 is provided with an upper opening, and the lower end is provided with a discharge hole;

the inner cylinder body 2 is embedded in the outer cylinder body 1, the upper end of the inner cylinder body 2 extends upwards out of the outer cylinder body 1 through the upper opening, and the lower end of the inner cylinder body 2 is opened and communicated with the interior of the outer cylinder body 1;

one end of the feed pipe 4 penetrates through the outer cylinder body 1 and extends into an annular cavity 12 formed between the outer cylinder body 1 and the inner cylinder body 2, and the other end of the feed pipe is used for feeding materials with dust;

at least one dust collecting cloth bag (not shown in the figure) is arranged on the inner top surface of the inner cylinder body 2,

the end cover 3 is arranged above the inner cylinder 2, one side of the end cover 3 is connected with an exhaust pipe 8 used for connecting external air extraction equipment, and the inside of the end cover 3 is communicated with the inside of the dust collecting cloth bag;

the pulse device comprises an air supply unit and an airflow output unit 7 which are communicated through a pipeline, and an airflow output port of the airflow output unit 7 extends into the end cover 3 and is positioned right above the dust collecting cloth bag.

In specific use, firstly, materials with dust carried by an external feeding mechanism through an airflow pushing piece are fed into the annular cavity 12 through the feeding pipe 4 and vertically drop downwards; then, as the air extraction pipe 8 on the end cover 3 continuously extracts air, the dust mixed in the material flows upwards through the dust collection cloth bag under the driving of the air flow, the dust is adhered to the periphery of the dust collection cloth bag, the air flow flows out through the air extraction pipe 8, and the material continuously drops downwards and falls out from the discharge hole; after the work is finished, the pulse device blows air to the dust collecting cloth bag through the airflow output unit 7, and dust is separated from the dust collecting cloth bag and falls out from a discharge hole at the lower part, so that the aim of backwashing is fulfilled.

Based on above-mentioned technical scheme, pulse dust collector includes outer barrel 1, interior barrel 2, inlet pipe 4, collection dirt sack, end cover 3 and pulse device for can convenient and fast will take the material of dust to remove dust the operation, simultaneously can be convenient carry out clean operation to collection dirt sack.

In a preferred embodiment, the air supply unit comprises a compressed air cylinder 5 fixedly arranged on the side wall of the outer cylinder body 1 through a bracket, and a control valve 6 connected to the air outlet end of the compressed air cylinder 5. Further, the control valve 6 is an electromagnetic valve, so that the aim of cleaning the dust collecting cloth bag in a pulse mode can be fulfilled under the electric control condition; or the control valve 6 is a ball valve, so that the aim of cleaning the dust collecting cloth bag in a pulse mode can be fulfilled manually by intermittently switching on and off the ball valve; alternatively, the air flow output unit 7 has a pulse air supply mechanism, which can be implemented by embedding a solenoid valve or a two-position three-way valve in the air flow output unit 7, but is not limited thereto.

As a further preferred embodiment, the number of the dust collection cloth bags is four, the airflow output unit 7 has four branch pipes 16 as airflow output ports, and the four branch pipes 16 are respectively opposed to the upper end opening of one of the dust collection cloth bags. Further, the upper end of the inner cylinder body 2 is sealed by a sealing plate 13, the sealing plate 13 is provided with mounting openings with the quantity equal to that of the dust collecting cloth bags, and a cloth bag mounting support used for mounting the dust collecting cloth bags is detachably embedded in each mounting opening. Further, the cloth bag mounting bracket comprises a connecting ring 14 embedded in the mounting opening, and a stainless steel net frame 15 connected below the connecting ring 14 and extending spirally downward.

In a preferred embodiment, the pulse dust collector further comprises a material collecting bin 10 and a connecting pipe 9, the material collecting bin 10 is detachably connected with the discharge hole of the outer cylinder 1 through the connecting pipe 9, and a valve 11 is arranged in the material collecting bin 10. Make and be convenient for collect the material after opening the valve, close the valve and lift off the valve of opening once more after the aggregate storehouse 10, carry out the clear operation of pulse to the collection dirt sack, the optional butterfly valve of this valve 11, it is specific, the upper and lower both ends of connecting pipe 9 are passed through the ring flange respectively and are connected outer barrel 1 and aggregate storehouse 10. Further, the axis extension line direction of the feeding pipe 4 does not pass through the central axis of the outer barrel body 1, so that the fed material firstly flows in the annular cavity 12 in the circumferential direction after entering the annular cavity 12, and then falls downwards in the spiral line direction, and the separation time of the material and dust can be effectively prolonged. It should be noted that the above-mentioned "the direction of the axis extension of the feeding pipe 4 does not pass through the central axis of the outer cylinder 1" means that: the discharge direction of the feed pipe 4 can be any direction except for directly impacting the outer side wall of the inner cylinder 2.

As a further preferred embodiment, as shown in fig. 5 in particular, the open end of the feeding pipe 4 extending into the annular cavity 12 is in a slope shape with a length extending forward downward being greater than that extending forward upward, so as to further enhance the separation effect of the material and the dust. Furthermore, a pressure gauge (not shown in the figure) communicated to the inside is respectively arranged on the end cover 3, the side wall of the upper end of the outer cylinder body 1 and the side wall of the compressed gas cylinder 5, so that the internal air pressure can be conveniently detected. In specific use, the lower end of the compressed gas cylinder 5 is further provided with a gas inlet for supplementing compressed gas, the control valve 6 and the pressure gauges are respectively and electrically connected with an external control terminal, so that corresponding actions are performed after the pressure gauges detect that the air pressure at each position reaches a certain threshold value, for example, the air is supplemented to the compressed gas cylinder 5, the air flow proportion in external feeding equipment is increased, and the action or frequency of cleaning a dust collecting bag by pulse air pressure is performed. For example, when the dust is adhered to the dust collecting bag, the efficiency of the dust and the airflow flowing toward the air suction opening is reduced, a large air pressure is formed in the annular cavity 12, and the dust and the airflow are output to the terminal after being detected by the pressure gauge, and the operation of stopping the dust collecting bag for cleaning is prompted.

The foregoing is only a preferred embodiment of the present invention, which is illustrative, not limiting. Those skilled in the art will appreciate that many variations, modifications, and equivalents may be made thereto without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A pulse precipitator, comprising:

the upper end of the outer cylinder body (1) is provided with an upper opening, and the lower end of the outer cylinder body is provided with a discharge hole;

the inner cylinder (2) is embedded in the outer cylinder (1), the upper end of the inner cylinder (2) extends upwards out of the outer cylinder (1) through the upper opening, and the lower end of the inner cylinder (2) is opened and communicated with the interior of the outer cylinder (1);

one end of the feeding pipe (4) penetrates through the outer cylinder body (1) and extends into an annular cavity (12) formed between the outer cylinder body (1) and the inner cylinder body (2), and the other end of the feeding pipe is used for feeding materials with dust;

at least one dust collecting cloth bag which is arranged on the inner top surface of the inner cylinder body (2);

the end cover (3) is arranged above the inner cylinder body (2), one side of the end cover (3) is connected with an exhaust pipe (8) used for connecting external air extraction equipment, and the inside of the end cover (3) is communicated with the inside of the dust collecting cloth bag;

the pulse device comprises an air supply unit and an air flow output unit (7) which are communicated through a pipeline, and an air flow output port of the air flow output unit (7) extends into the end cover (3) and is positioned right above the dust collecting cloth bag.

2. The pulse dust collector as claimed in claim 1, wherein said air supply unit comprises a compressed gas cylinder (5) fixedly mounted on the side wall of said outer cylinder (1) through a bracket, and a control valve (6) connected to the air outlet end of said compressed gas cylinder (5).

3. A pulse precipitator according to claim 2, wherein the control valve (6) is a solenoid valve, and the gas flow output unit (7) has a pulse gas supply mechanism.

4. A pulse dust collector as defined in claim 3, wherein said dust collecting cloth bags are four in number, said air flow outlet unit (7) has four branch pipes (16) as air flow outlet ports, and each of said four branch pipes (16) is opposed to an upper end opening of one of said dust collecting cloth bags.

5. The pulse dust collector as claimed in claim 1, wherein the upper end of said inner cylinder (2) is closed by a sealing plate (13), and said sealing plate (13) is provided with mounting openings equal in number to the dust collecting bags, and each of said mounting openings is detachably embedded with a bag mounting bracket for mounting said dust collecting bag.

6. A pulse dust collector as claimed in claim 5, wherein said cloth bag mounting bracket comprises a connecting ring (14) fitted in said mounting opening, a stainless steel net frame (15) connected below said connecting ring (14) and extending spirally downward.

7. The pulse dust collector as claimed in claim 1, further comprising a collecting bin (10) and a connecting pipe (9), wherein the collecting bin (10) is detachably connected with the discharge hole of the outer cylinder (1) through the connecting pipe (9), and a valve (11) is arranged in the collecting bin (10).

8. A pulse precipitator according to claim 1, wherein the axial extension of the feed pipe (4) is not directed through the central axis of the outer drum (1).

9. A pulse precipitator according to claim 8, in which the feed pipe (4) projects into the annular chamber (12) at the beginning thereof in the form of a ramp extending downwardly and forwardly over a greater length than upwardly and forwardly.

10. A pulse dust collector as claimed in claim 2, characterized in that a pressure gauge is provided on the end cap (3), on the side wall of the upper end of the outer cylinder (1) and on the side wall of the compressed gas cylinder (5), respectively.