CN210035513U

CN210035513U - Automatic feeding and spraying device of rotary kiln incinerator

Info

Publication number: CN210035513U
Application number: CN201920519987.6U
Authority: CN
Inventors: 梅钢; 陈文奕; 郭永祥; 熊玉炎
Original assignee: Wuhan Beihu Yunfeng Environmental Protection Science And Technology Co Ltd
Current assignee: Wuhan Beihu Yunfeng Environmental Protection Science And Technology Co Ltd
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2020-02-07
Anticipated expiration: 2029-04-16

Abstract

The utility model provides a rotary kiln burns burning furnace automatic feed injection apparatus, including injection pipe, the useless storehouse of solid danger, conveying pipe, hybrid chamber and air compressor, the useless storehouse of solid danger communicates with the entry end of conveying pipe each other, and the exit end and the hybrid chamber of conveying pipe communicate each other, and air compressor's gas outlet and hybrid chamber communicate each other, and hybrid chamber and injection pipe communicate each other, the utility model provides a can stabilize the useless injection apparatus of transport solid danger, the useless particle diameter of solid danger of transport is thinner, and feed rate is more even, can improve the combustion performance and the combustion effect that can burn burning furnace of rotary kiln.

Description

Automatic feeding and spraying device of rotary kiln incinerator

Technical Field

The utility model relates to a high temperature incineration equipment technical field especially relates to a rotary kiln burns burning furnace automatic feed injection apparatus.

Background

Rotary kiln technology has been developed in association with the steel industry and was first applied to ironmaking blast furnaces and also widely used in rotary kilns.

However, most of the feeding systems in the rotary kiln incinerator in China are manually operated, the stability and accuracy of feeding amount of the manually operated feeding systems are poor, the effect of combustion is poor, the product quality of combustion in the rotary kiln is prone to being caused, and safety accidents are prone to occurring under the condition that hazardous waste materials are not combusted sufficiently.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a rotary kiln burns burning furnace automatic feed injection apparatus that pay-off is more stable even.

The technical scheme of the utility model is realized like this: the utility model provides a rotary kiln burns burning furnace automatic feed injection apparatus, including injection pipe, the useless storehouse of solid danger, conveying pipe, hybrid chamber and air compressor, the useless storehouse of solid danger communicates with the entry end of conveying pipe each other, and the exit end and the hybrid chamber of conveying pipe communicate each other, and air compressor's gas outlet and hybrid chamber communicate each other, and the hybrid chamber communicates each other with the injection pipe.

On the basis of the technical scheme, the material conveying device preferably further comprises an auger and a motor, the auger is nested inside the material conveying pipe, and the motor drives the auger to rotate.

On the basis of the above technical solution, preferably, the motor is a servo motor or a stepping motor.

On the basis of the technical scheme, preferably, the mixing cavity is a hollow cavity and comprises a first opening, a second opening and a third opening, the second opening and the third opening are arranged oppositely, the first opening is communicated with the feeding pipe, the second opening is communicated with the air compressor, and the third opening is communicated with the injection pipe.

Still further preferably, the mixing device further comprises a reducer pipe, the reducer pipe is installed inside the mixing cavity, the opening of the large end of the reducer pipe is communicated with the inner end of the second opening, and the opening of the small end of the reducer pipe faces the third opening.

On the basis of above technical scheme, preferred, still include double roll crusher, the useless storehouse of solid danger communicates with the entry end of conveying pipe each other through double roll crusher.

On the basis of above technical scheme, preferred, still include the screening machine, including screening machine entry, thin material export and coarse fodder export, the discharge gate of double roll crusher and screening machine entry communicate each other, and thin material export communicates each other with the conveying pipe, and the coarse fodder export communicates each other with the useless storehouse of solid danger.

The utility model discloses an automatic feed injection apparatus of rotary kiln incinerator has following beneficial effect for prior art:

(1) the automatic feeding and spraying device of the rotary kiln incinerator realizes the automatic feeding of solid hazardous waste by arranging the air compressor, and the auger is matched with the motor, so that the feeding speed can be controlled from the raw material end, and the feeding speed is more stable;

(2) the double-roller crusher crushes solid dangers, improves the quality of feeding, prevents that the solid useless of large granule from causing the jam to the pipeline, avoids the solid useless influence feeding volume and the input speed of large granule, and the screening machine is further screened the solid useless after will smashing, and the granularity of effectively controlling solid useless makes the feeding more even.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of an automatic feeding and spraying device of a rotary kiln incinerator of the present invention;

FIG. 2 is a schematic structural view of an embodiment of the automatic feeding and spraying device of the rotary kiln incinerator of the present invention;

FIG. 3 is a schematic structural view of an embodiment of the automatic feeding and spraying device of the rotary kiln incinerator of the present invention;

fig. 4 is a sectional view of the mixing chamber of the automatic feeding and spraying device of the rotary kiln incinerator of the utility model.

In the figure: the method comprises the following steps of 1-an injection pipe, 2-a solid hazardous waste bin, 3-a feeding pipe, 4-a mixing cavity, 5-an air compressor, 6-a double-roller crusher, 7-a sieving machine, 31-an auger, 32-a single machine, 41-a first opening, 42-a second opening, 43-a third opening, 44-a reducer pipe, 71-a sieving machine inlet, 72-a fine material outlet and 73-a coarse material outlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

As shown in fig. 1, the utility model discloses an automatic feed injection apparatus that orders of rotary kiln incinerator, it includes injection pipe 1, the useless storehouse of solid danger 2, conveying pipe 3, mixing chamber 4 and air compressor 5, and the useless storehouse of solid danger 2 communicates with the entry end of conveying pipe 3 each other, and the exit end and the mixing chamber 4 of conveying pipe 3 communicate each other, and air compressor 5's gas outlet and mixing chamber 4 communicate each other, and mixing chamber 4 communicates each other with injection pipe 1.

Among the above embodiment, air compressor 5 produces compressed air and lets in mixing chamber 4 through the pipeline to discharge once more to injection pipe 1 through mixing chamber 4, the high-speed gas of process can produce the negative pressure in mixing chamber 4, thereby the useless effect that reaches autoloading of solid danger in the suction conveying pipe 3.

In the specific embodiment, the device further comprises an auger 31 and a motor 32, wherein the auger 31 is nested inside the feeding pipe 3, and the motor 32 drives the auger 31 to rotate.

In the above embodiment, motor 32 cooperation auger 31 can let the useless storehouse of solid danger 2 in the useless solid danger get into conveying pipe 3 more evenly, prevent that the too much solid danger of negative pressure suction is useless, can reach the purpose of the useless ejection of compact speed of control solid danger through the slew velocity of control motor 32.

In a specific embodiment, the motor 32 is a servo motor or a stepper motor.

Among the above embodiment, servo motor and step motor can control the rotational speed more accurately, reach the useless input speed's of accurate control solid danger purpose.

As shown in fig. 4, in the specific embodiment, the mixing chamber 4 is a hollow cavity and includes a first opening 41, a second opening 42 and a third opening 43, the second opening 42 and the third opening 43 are oppositely disposed, the first opening 41 is communicated with the feeding pipe 3, the second opening 42 is communicated with the air compressor 5, and the third opening 43 is communicated with the injection pipe 1.

In the above embodiment, the high-speed airflow from the air compressor 5 forms a negative pressure condition in the mixing chamber 4, and meanwhile, the high-speed airflow can also impact and mix the solid hazardous waste entering the mixing chamber, so as to achieve the purpose of uniform solid hazardous waste, and the second opening 42 and the third opening 43 are arranged right opposite to each other, so that the high-speed airflow from the second opening 42 can be prevented from directly facing the first opening 41, and the influence on the discharge of the solid hazardous waste is avoided.

In the specific embodiment, the mixing chamber further comprises a reducer pipe 44, the reducer pipe 44 is installed inside the mixing chamber 4, the large end opening of the reducer pipe 44 is communicated with the inner end of the second opening 42, and the small end opening of the reducer pipe 44 faces the third opening 43.

In the above embodiment, the reducer pipe 44 may increase the negative pressure strength by increasing the flow rate of the compressed air blown from the second opening 42 to the third opening 43.

As shown in fig. 2, in the embodiment, a double-roller crusher 6 is further included, and the solid hazardous waste bin 2 is communicated with the inlet end of the feeding pipe 3 through the double-roller crusher 6.

In the embodiment above, set up double-roll crusher 6 between useless storehouse 2 of solid danger and conveying pipe, can be to the useless storehouse of solid danger 2 interior great solid useless granule of granularity carry out the breakage, prevent to the pipeline jam, also can be simultaneously that the useless feeding of solid danger is more even.

As shown in fig. 3, in the specific embodiment, the system further comprises a screening machine 7, which comprises a screening machine inlet 71, a fine material outlet 72 and a coarse material outlet 73, wherein the discharge port of the double-roll crusher 6 is communicated with the screening machine inlet 71, the fine material outlet 72 is communicated with the feeding pipe 3, and the coarse material outlet 73 is communicated with the solid hazardous waste bin 2.

In the embodiment above, set up screening machine 7 between double-roll crusher 6 and inlet pipe 3, will sieve through screening machine 7 solid danger after the breakage useless, prevent to have still not broken complete solid danger useless, the granularity reaches the useless solid danger of requirement and discharges into inlet pipe 3 through thin material export 72 in, what not reach the granularity requirement then discharges into the useless storehouse 2 of solid danger through coarse fodder export 73.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a rotary kiln burns burning furnace automatic feed injection apparatus, includes injection pipe (1), its characterized in that still includes useless storehouse of solid danger (2), conveying pipe (3), hybrid chamber (4) and air compressor (5), the useless storehouse of solid danger (2) and the entry end of conveying pipe (3) communicate each other, the exit end and the hybrid chamber (4) of conveying pipe (3) communicate each other, the gas outlet and the hybrid chamber (4) of air compressor (5) communicate each other, hybrid chamber (4) and injection pipe (1) communicate each other.

2. The automatic feeding and spraying device of the rotary kiln incinerator according to claim 1, characterized by further comprising an auger (31) and a motor (32), wherein the auger (31) is nested inside the feeding pipe (3), and the motor (32) drives the auger (31) to rotate.

3. The automatic feeding and spraying device of the rotary kiln incinerator according to claim 2, characterized in that said motor (32) is a servo motor or a stepping motor.

4. The automatic feeding and spraying device of the rotary kiln incinerator according to claim 1, characterized in that the mixing chamber (4) is a hollow chamber and comprises a first opening (41), a second opening (42) and a third opening (43), the second opening (42) and the third opening (43) are arranged oppositely, the first opening (41) is communicated with the feeding pipe (3), the second opening (42) is communicated with the air compressor (5), and the third opening (43) is communicated with the spraying pipe (1).

5. The automatic feeding and spraying device of the rotary kiln incinerator according to claim 4, characterized by further comprising a reducer pipe (44), wherein the reducer pipe (44) is installed inside the mixing chamber (4), the opening of the large end of the reducer pipe (44) is communicated with the inner end of the second opening (42), and the opening of the small end of the reducer pipe (44) faces the third opening (43).

6. The automatic feeding and spraying device of the rotary kiln incinerator according to claim 1, characterized in that it further comprises a double-roller crusher (6), and the solid hazardous waste bin (2) is communicated with the inlet end of the feeding pipe (3) through the double-roller crusher (6).

7. The automatic feeding and spraying device of the rotary kiln incinerator according to claim 6, characterized by further comprising a screening machine (7) including a screening machine inlet (71), a fine material outlet (72) and a coarse material outlet (73), wherein the discharge port of the double roll crusher (6) is communicated with the screening machine inlet (71), the fine material outlet (72) is communicated with the feeding pipe (3), and the coarse material outlet (73) is communicated with the solid hazardous waste bin (2).