CN219036643U

CN219036643U - Environment-friendly rotary kiln

Info

Publication number: CN219036643U
Application number: CN202222881939.6U
Authority: CN
Inventors: 任春强; 王英文; 陈海庆; 赵广岩; 张晓晗; 顾云飞; 施乾坤; 纪曼红; 朱才山; 于晓雨
Original assignee: Shenyang Sinochem Huacheng Environmental Protection Technology Co ltd
Current assignee: Shenyang Sinochem Huacheng Environmental Protection Technology Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-05-16
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses an environment-friendly rotary kiln, which relates to the technical field of reaction kettle equipment and comprises a rotary kiln material inlet, a hopper and a material inlet, wherein the rotary kiln material inlet feeds materials into a rotary kiln body, the material inlet is communicated and fixedly arranged on the upper top surface of the rotary kiln material inlet, the hopper is communicated and fixedly arranged at the upper end of the material inlet, a cutting structure is arranged at the upper part of the material inlet, a spreading structure is arranged at the lower part of the material inlet, the cutting structure can crush incoming material caking, and the spreading structure can uniformly spread the incoming materials; according to the utility model, the caking in the solid and semi-solid dangerous waste is cut and spread through the cutting structure and the spreading structure, so that the caking is ensured to be split and uniformly fall into the rotary kiln, the problem of incomplete combustion caused by the caking is avoided, and the incineration treatment effect of the dangerous waste is improved.

Description

Environment-friendly rotary kiln

Technical Field

The utility model relates to the technical field of reaction kettle equipment, in particular to an environment-friendly rotary kiln.

Background

The solid and semi-solid dangerous waste treatment is carried out by crushing by a crusher, then putting the crushed solid and semi-solid dangerous waste into an environment-friendly rotary kiln for incineration treatment, and discharging the solid and semi-solid dangerous waste by a flue gas purification and discharge system. In the process of burning in the rotary kiln, if the crushed solid and semi-solid dangerous waste is not thoroughly burned in the rotary kiln, the environment is polluted by discharging. The factors of incomplete combustion in the rotary kiln are many, such as temperature, smoke quantity, uniformity of dangerous waste, and the like. At present, the uniformity of solid and semi-solid dangerous waste is treated by crushing by a crusher; in the actual treatment process, the crushed hazardous wastes are required to be piled up together, stored in a centralized way and treated uniformly; when the rotary kiln is fed, the crushed hazardous wastes are required to be grabbed and conveyed into the rotary kiln by using a grab bucket. There are at least the following problems in this process:

the solid and semisolid dangerous waste after crushing is easy to generate caking phenomenon when being piled up and stored, especially under the condition of being affected with damp, meanwhile, when the grab bucket is used for grabbing the dangerous waste during feeding, part of the crushed dangerous waste is extruded to generate caking, the volume of the dangerous waste after caking is large, after the dangerous waste is put into a rotary kiln for burning, the condition of incomplete combustion can occur in the central position, and the environment can be polluted after discharging.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides the environment-friendly rotary kiln, the caking in the solid and semi-solid dangerous waste is cut and spread through the cutting structure and the spreading structure, the caking is ensured to be split and uniformly fall in the rotary kiln, the problem of incomplete combustion caused by the caking is avoided, and the incineration treatment effect of the dangerous waste is improved.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an environment-friendly rotary kiln, includes rotary kiln feed inlet, hopper and feed inlet, the feeding in the rotary kiln feed inlet is to the rotary kiln body, the feed inlet link up and fixed the top surface that sets up at the rotary kiln feed inlet, the hopper link up and fixed the upper end that sets up at the feed inlet, feed inlet upper portion is provided with cutting structure, and the lower part is provided with the structure of spreading, cutting structure can smash the incoming material caking, the structure of spreading can evenly be shared the incoming material.

Preferably, the spreading structure comprises a first motor, a corner belt wheel set, a mounting block and a plurality of stirring rods, a pair of fixed plates which are arranged in a crossed mode are fixedly arranged on the inner wall of the feed inlet, a connecting shaft is arranged at the center of each fixed plate in a rotating mode through a bearing, the first motor is fixedly arranged on the upper surface of the rotary kiln feed inlet, the corner belt wheel set penetrates through the side wall of the feed inlet and is fixedly connected with the lower end of the connecting shaft, one end of the corner belt wheel set is fixedly connected with the output end of the first motor, the mounting block is fixedly connected with the upper end of the connecting shaft, and a plurality of stirring rods are uniformly arranged on the mounting block.

Preferably, the cutting structure comprises a second motor, a pair of rotating shafts, a gear set and a plurality of cutting knives, wherein the rotating shafts penetrate through the side walls opposite to the feed inlet, one ends of the rotating shafts are connected through the gear sets which are meshed with each other, the other end of one rotating shaft is fixedly connected with the output end of the second motor, the second motor is fixedly connected with the outer side wall of the feed inlet, the cutting knives are uniformly arranged on the side surfaces of the rotating shafts, and the cutting knives on the two rotating shafts are mutually staggered.

Preferably, an auxiliary rod perpendicular to the stirring rod is fixedly arranged on the stirring rod.

Preferably, the mounting block is a hemisphere, and the stirring rods are uniformly arranged on the hemisphere.

Preferably, an imitation board is arranged at the included angle of the inner wall of the feeding hole and at the position corresponding to the spreading structure.

Preferably, an air cylinder is fixedly arranged on the outer side wall of the rotary kiln material opening, the telescopic end of the air cylinder penetrates into the rotary kiln material opening, and the telescopic end of the air cylinder is fixedly connected with a push plate.

The utility model provides an environment-friendly rotary kiln, which has the following beneficial effects:

1. according to the utility model, the caking in the solid and semi-solid dangerous waste is cut and spread through the cutting structure and the spreading structure, so that the caking is split and uniformly falls into the rotary kiln, the problem of incomplete combustion caused by caking is avoided, and the incineration treatment effect of the dangerous waste is improved;

2. the stirring rod is fixedly provided with the auxiliary rod which is vertical to the stirring rod, the installation block is a hemisphere, and the stirring rods are uniformly arranged on the hemisphere, so that the stirring rods are respectively more uniform, and the scattering effect is more obvious.

Drawings

FIG. 1 is an overall sectional view of an environment-friendly rotary kiln of the utility model;

FIG. 2 is a cross-sectional view of an environment-friendly rotary kiln A-A according to the present utility model;

FIG. 3 is a sectional view of an environment-friendly rotary kiln B-B according to the utility model.

In the figure: 1. a push plate; 2. a cylinder; 3. a first motor; 4. a connecting shaft; 5. an agitating bar; 6. a Russian single machine; 7. a cutting knife; 8. a hopper; 9. a gear set; 10. a rotating shaft; 11. a feed inlet; 12. a mounting block; 13. an auxiliary rod; 14. a fixing plate; 15. a corner belt wheel set; 16. a rotary kiln material port; 17. and (5) a simulated board.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-3, an environment-friendly rotary kiln comprises a rotary kiln material inlet 16, a hopper 8 and a material inlet 11, wherein the rotary kiln material inlet 16 feeds materials into a rotary kiln body, the material inlet 11 is communicated and fixedly arranged on the upper top surface of the rotary kiln material inlet 16, the hopper 8 is communicated and fixedly arranged at the upper end of the material inlet 11, a cutting structure is arranged at the upper part of the material inlet 11, a spreading structure is arranged at the lower part of the material inlet 11, the cutting structure can crush incoming material caking, and the spreading structure can uniformly spread the incoming materials; the spreading structure comprises a first motor 3, an angle belt pulley group 15, a mounting block 12 and a plurality of stirring rods 5, wherein a pair of fixed plates 14 which are arranged in a crossed manner are fixedly arranged on the inner wall of a feed inlet 11, the center position of each fixed plate 14 is vertically and rotationally provided with a connecting shaft 4 through a bearing, the first motor 3 is fixedly arranged on the upper surface of a rotary kiln feed inlet 16, the angle belt pulley group 15 penetrates through the side wall of the feed inlet 11, one end of the angle belt pulley group is fixedly connected with the lower end of the connecting shaft 4, the other end of the angle belt pulley group is connected with the output end of the first motor 3, the mounting block 12 is fixedly connected with the upper end of the connecting shaft 4, and the stirring rods 5 are uniformly arranged on the mounting block 12; the cutting structure comprises a second motor, a pair of rotating shafts 10, a gear set 9 and a plurality of cutting knives 7, wherein the rotating shafts 10 are rotatably and penetratingly arranged on opposite side walls of a feed inlet 11, one end of each rotating shaft 10 is connected through the gear set 9 which is meshed with each other, the other end of one rotating shaft 10 is fixedly connected with the output end of the second motor, the second motor is fixedly connected with the outer side wall of the feed inlet 11, the cutting knives 7 are uniformly arranged on the side surfaces of the rotating shafts 10, and the cutting knives 7 on the two rotating shafts 10 are mutually staggered; an auxiliary rod 13 perpendicular to the stirring rod 5 is fixedly arranged on the stirring rod; the mounting block 12 is a hemisphere, and the stirring rods 5 are uniformly arranged on the hemisphere; the included angle of the inner wall of the feed inlet 11 and the position corresponding to the spreading structure are provided with profiling plates 17; the outer side wall of the rotary kiln material opening 16 is fixedly provided with a cylinder 2, the telescopic end of the cylinder 2 penetrates into the rotary kiln material opening 16, and the telescopic end of the cylinder 2 is fixedly connected with a push plate 1.

The detailed connection means are known in the art, and the following mainly introduces the working principle and process, specifically as follows:

example 1

According to the description of figures 1-3, when the utility model works, solid and semi-solid dangerous waste (which is caked as described in the background art) crushed by a front working station is thrown into the hopper 8 in the upper end of the feed inlet 11 through the external grab bucket, the dangerous waste enters the feed inlet 11 from the hopper 8, and when entering the feed inlet 11, most of non-caked waste can directly fall from the cutting structure through the cutting structure at the upper part of the feed inlet 11, and caked waste is cut into small blocks by the cutting structure and then falls; waste falling from the cutting structure is required to be uniformly distributed through a spreading structure at the lower part of the feed inlet 11, meanwhile, the waste which is still sticky after cutting can be scattered, then the waste uniformly falls into the rotary kiln feed inlet 16 from the spreading structure, scattered dangerous waste without caking enters the rotary kiln through the rotary kiln feed inlet 16 for incineration treatment, the problem of incomplete combustion caused by caking is avoided, and the incineration treatment effect of the dangerous waste is improved.

Wherein, the contained angle department of feed inlet 11 inner wall just corresponds to spread out structure position department and is provided with imitative template 17, avoids the waste product to directly drop from the corner, influences the homogeneity of unloading.

In example 1, there is one implementation possibility: spreading structure includes first motor 3, angle band pulley group 15, installation piece 12 and a plurality of stirring stick 5, and the fixed plate 14 that is provided with the cross in feed inlet 11 level and fixedly, and rotate at fixed plate 14 center and be provided with connecting axle 4, the lower extreme of connecting axle 4 is connected with the outer first motor 3 output of feed inlet 11 through angle band pulley group 15, and the upper end is connected a plurality of stirring sticks 5 of evenly setting through installation piece 12.

During operation, the output end of the first motor 3 rotates to drive the corner belt pulley group 15 to convey, so as to drive the connecting shaft 4 to rotate and the installation block 12 connected with the upper end of the connecting shaft 4 to rotate, the installation block 12 rotates to drive the stirring rod 5 on the installation block 12 to rotate, waste falling above is scattered, uniformly distributed and falls from a gap, and uniformly falls into the rotary kiln feed opening 16, so that the waste can be prevented from entering the rotary kiln to be combusted thoroughly.

In particular, the angle pulley set 15 is a mechanism comprising a v-belt and two angle pulley sets 15, which is the prior art.

Wherein, stirring rod 5 is last fixedly be provided with rather than vertically auxiliary rod 13, reasonable increase stirring rod 5 top area makes the effect of breaking up more obvious.

Wherein, the installation piece 12 is a hemisphere, and a plurality of stirring bars 5 evenly set up on the hemisphere, make stirring bar 5 respectively more even, make the effect of breaking up more obvious.

In example 1, there is one implementation possibility: the cutting structure comprises a second motor, a pair of rotating shafts 10, a gear set 9 and a plurality of cutting knives 7, wherein the rotating shafts 10 are rotatably arranged on a feed inlet 11, one ends of the rotating shafts are connected through the gear set 9, the other ends of the rotating shafts are driven by the second motor, and the cutting knives 7 are arranged on the side surfaces of the rotating shafts 10 and are in staggered design.

When the device works, the output end of the second motor rotates to drive the rotating shaft 10 connected with the second motor to rotate, the other rotating shaft 10 is driven to rotate through the transmission of the gear set 9, the rotating directions of the two rotating shafts 10 are opposite, so that the cutting knife 7 on the two rotating shafts 10 is driven to rotate, the two rotating shafts 10 can be limited to rotate inwards as seen in fig. 2, due to gaps between the cutting knives 7, non-caking waste can directly fall from the gaps, and caking waste can fall only after the cutting knife 7 is used for cutting, so that caking dangerous waste is treated.

In particular, the gear set 9 is a prior art gear with two identical specifications and meshed with each other.

Example 2

On the basis of embodiment 1, can be at the fixed cylinder 2 that is provided with of rotary kiln feed inlet 16 lateral wall, in the cylinder 2 flexible end runs through rotary kiln feed inlet 16, and cylinder 2 flexible end fixedly connected with push pedal 1, through the fixed promotion hazardous waste of cylinder 2, guarantee rotary kiln pan feeding homogeneity to promote the effect of burning treatment.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an environment-friendly rotary kiln, its characterized in that, including rotary kiln feed inlet (16), hopper (8) and feed inlet (11), rotary kiln feed inlet (16) are to the internal pay-off of rotary kiln, feed inlet (11) link up and fixed the top surface that sets up at rotary kiln feed inlet (16), hopper (8) link up and fixed the upper end that sets up at feed inlet (11), feed inlet (11) upper portion is provided with cutting structure, and the lower part is provided with the structure of spreading out, cutting structure can smash the incoming material caking, the structure of spreading out can evenly apportion the incoming material.

2. The environment-friendly rotary kiln according to claim 1, wherein the spreading structure comprises a first motor (3), an angle belt wheel set (15), a mounting block (12) and a plurality of stirring rods (5), a pair of crossed fixing plates (14) are fixedly arranged on the inner wall of the feed inlet (11), connecting shafts (4) are vertically and rotationally arranged at the central positions of the fixing plates (14) through bearings, the first motor (3) is fixedly arranged on the upper surface of a rotary kiln feed inlet (16), the angle belt wheel set (15) penetrates through the side wall of the feed inlet (11), one end of the angle belt wheel set is fixedly connected with the lower end of the connecting shafts (4), the other end of the angle belt wheel set is connected with the output end of the first motor (3), the mounting block (12) is fixedly connected with the upper ends of the connecting shafts (4), and the stirring rods (5) are uniformly arranged on the mounting block (12).

3. The environment-friendly rotary kiln according to claim 1, wherein the cutting structure comprises a second motor, a pair of rotating shafts (10), a gear set (9) and a plurality of cutting knives (7), the rotating shafts (10) are rotatably arranged on opposite side walls of the feeding hole (11), one end of each rotating shaft (10) is connected through the gear set (9) which is meshed with each other, the other end of one rotating shaft (10) is fixedly connected with the output end of the second motor, the second motor is fixedly connected with the outer side wall of the feeding hole (11), the cutting knives (7) are uniformly arranged on the side surfaces of the rotating shafts (10), and the cutting knives (7) on the two rotating shafts (10) are mutually staggered.

4. An environment-friendly rotary kiln according to claim 2, characterized in that the stirring rod (5) is fixedly provided with an auxiliary rod (13) perpendicular to the stirring rod.

5. An environment-friendly rotary kiln according to claim 2, characterized in that the mounting block (12) is a hemisphere, and the stirring rods (5) are uniformly arranged on the hemisphere.

6. An environment-friendly rotary kiln according to claim 1, wherein an imitation board (17) is arranged at an included angle of the inner wall of the feed inlet (11) and at a position corresponding to the spreading structure.

7. An environment-friendly rotary kiln according to claim 1, wherein an air cylinder (2) is fixedly arranged on the outer side wall of the rotary kiln material opening (16), the telescopic end of the air cylinder (2) penetrates into the rotary kiln material opening (16), and the telescopic end of the air cylinder (2) is fixedly connected with a push plate (1).