CN213221724U

CN213221724U - Buggy humidification mixer

Info

Publication number: CN213221724U
Application number: CN202021851984.1U
Authority: CN
Inventors: 潘德仁; 陈敏敏; 吴伟业
Original assignee: Tianjin Cleansky Environment Protection Technology Co ltd
Current assignee: Tianjin Cleansky Environment Protection Technology Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-05-18
Anticipated expiration: 2030-08-31

Abstract

The application provides a pulverized coal humidifying stirrer, which comprises a humidifying stirrer barrel; the upper part of one end of the humidifying stirrer barrel is provided with a feed inlet, and the lower part of the other end of the humidifying stirrer barrel is provided with a discharge outlet; a driving motor is arranged outside one end of the humidifying stirrer barrel close to the feeding hole; an output shaft of the driving motor is in transmission connection with a stirring shaft in the humidifying stirrer cylinder; a plurality of stirring blades are arranged on the stirring shaft; the stirring blades are made of wear-resistant alloy steel; a spray water pipe is arranged at the top in the cylinder body of the humidifying stirrer; a plurality of nozzles are arranged on the spray header; the nozzle is fan-shaped. The spray header is provided with the plurality of nozzles, and the nozzles are shaped like the fan, so that the nozzles form net-shaped cross spray during working, the contact area of materials and water is increased, uniform humidification is facilitated, and the spray header is particularly suitable for materials such as coal dust with poor hydrophilicity; the service life of the stirring blade can be prolonged by changing the common steel plate into the wear-resistant alloy steel material.

Description

Buggy humidification mixer

Technical Field

The application relates to the technical field of dust treatment, especially, relate to a buggy humidification mixer.

Background

The humidifying stirrer, also known as a fly ash humidifying stirrer, is generally used for wet-spraying stirring and powder conveying of an ash hopper of an ash storehouse in departments such as a thermal power plant and the like, and is also suitable for humidifying, stirring and conveying solid particle-containing materials in chemical engineering, mines and the like. The existing humidifying stirrer has the problem of uneven humidification when the fly ash is humidified, particularly when some pulverized coals with poor hydrophilicity are stirred and humidified.

Disclosure of Invention

The utility model provides a pulverized coal humidification mixer is provided to above problem.

The application provides a pulverized coal humidifying stirrer, which comprises a humidifying stirrer barrel; the upper part of one end of the humidifying stirrer barrel is provided with a feed inlet, and the lower part of the other end of the humidifying stirrer barrel is provided with a discharge outlet; a driving motor is arranged outside one end of the humidifying stirrer barrel, which is close to the feed inlet; an output shaft of the driving motor is in transmission connection with a stirring shaft in the humidifying stirrer cylinder; a plurality of stirring blades are arranged on the stirring shaft; the stirring blades are made of wear-resistant alloy steel; a spray header is arranged at the top in the cylinder body of the humidifying stirrer; a plurality of nozzles are arranged on the spray header; the nozzle is fan-shaped.

According to the technical scheme provided by some embodiments of the application, the spray header comprises a front part close to one end of the feed port and a rear part close to one end of the discharge port; the nozzles on the front part are distributed at equal intervals; the nozzles on the rear part are distributed at equal intervals; a distance between adjacent said nozzles on said front portion is less than a distance between adjacent said nozzles on said rear portion; an installation plate is fixedly arranged at the top in the cylinder body of the humidifying stirrer; the spray header is arranged on the bottom surface of the mounting plate in an S-shaped disc manner.

According to the technical scheme provided by some embodiments of the application, the stirring shaft is of a hollow structure, one end of the stirring shaft, which is far away from the driving motor, extends out of the humidifying stirrer cylinder, and is rotatably and hermetically connected with a connecting pipe; one end of the connecting pipe extends into the cavity of the stirring shaft, and the other end of the connecting pipe is connected with a water inlet pipe; the connecting pipe is provided with an adjusting valve; and the stirring shaft is positioned on the side wall in the humidifying stirrer cylinder body and is provided with a plurality of spray holes.

According to the technical scheme provided by some embodiments of the application, a connecting rod is arranged on the outer side wall of the stirring shaft; the free end of the connecting rod is connected with a scraper.

According to the technical scheme provided by some embodiments of the application, the inner wall of the cylinder body of the humidifying stirrer is provided with a wear-resistant coating.

According to the technical scheme provided by some embodiments of the application, a feed hopper is connected above the feed inlet; adjusting plates are hinged to two sides of the opening end of the feed hopper respectively; one end of the adjusting plate, which is far away from the hinge point, is connected with a spring; one end, far away from the adjusting plate, of the spring is fixed on the inner side wall of the feed hopper.

Compared with the prior art, the beneficial effect of this application: according to the pulverized coal humidifying and stirring machine, the spray header is provided with the plurality of nozzles, and the nozzles are shaped like a fan, so that the nozzles form net-shaped cross spray during working, the contact area of materials and water is increased, uniform humidification is facilitated, and the pulverized coal humidifying and stirring machine is particularly suitable for materials such as pulverized coal with poor hydrophilicity; the service life of the stirring blade can be prolonged by changing the common steel plate into the wear-resistant alloy steel material.

According to the technical scheme provided by some embodiments of the application, the distance between the adjacent nozzles at the front part of the spray header is set to be smaller than the distance between the adjacent nozzles at the rear part, so that the full and uniform humidification is facilitated, and the flowing caused by the overlarge humidification amount before discharging can be prevented; the spray header is arranged in an S-shaped disc, so that the nozzles can spray water from different directions for humidification, and the uniformity of material humidification is further improved; through setting up the (mixing) shaft into hollow structure to set up the orifice on its lateral wall, can make the water in the inlet pipe flow in the cavity of (mixing) shaft through the connecting pipe, and along with the (mixing) shaft rotates, come the humidification to the material from not equidirectional blowout through the orifice, further improved the area of contact of material with water, be favorable to even humidification.

Drawings

Fig. 1 is a schematic structural diagram of a pulverized coal humidifying agitator provided in embodiment 1 of the present application;

fig. 2 is a schematic bottom view of a mounting plate of a pulverized coal humidifying blender provided in embodiment 2 of the present application;

FIG. 3 is a schematic structural diagram of a stirring shaft of the pulverized coal humidifying stirrer provided in embodiment 2 of the present application;

fig. 4 is a schematic structural diagram of a feed hopper of a pulverized coal humidifying blender provided in embodiment 2 of the present application.

The text labels in the figures are represented as:

1. humidifying the cylinder of the stirrer; 2. a feed inlet; 3. a discharge port; 4. a drive motor; 5. a stirring shaft; 6. a stirring blade; 7. a spray header; 8. a nozzle; 9. mounting a plate; 10. a connecting pipe; 11. adjusting a valve; 12. spraying a hole; 13. a connecting rod; 14. a squeegee; 15. a feed hopper; 16. an adjusting plate; 17. a spring; 18. and (4) a water inlet pipe.

Detailed Description

The following detailed description of the present application is given for the purpose of enabling those skilled in the art to better understand the technical solutions of the present application, and the description in this section is only exemplary and explanatory, and should not be taken as limiting the scope of the present application in any way.

Example 1

Referring to fig. 1, the present embodiment provides a pulverized coal humidifying mixer, which includes a humidifying mixer cylinder 1; the upper part of one end of the humidifying stirrer barrel 1 is provided with a feed inlet 2, and the lower part of the other end is provided with a discharge outlet 3; a driving motor 4 is arranged outside one end of the humidifying stirrer barrel 1 close to the feed port 2; an output shaft of the driving motor 4 is in transmission connection with a stirring shaft 5 positioned in the humidifying stirrer barrel 1; a plurality of stirring blades 6 are arranged on the stirring shaft 5; the stirring blades 6 are made of wear-resistant alloy steel; a spray header 7 is arranged at the top in the humidifying stirrer cylinder 1; a plurality of nozzles 8 are arranged on the spray header 7; the nozzle 8 is fan-shaped.

According to the pulverized coal humidifying stirrer provided by the embodiment, the spray header 7 is provided with the plurality of nozzles 8, and the nozzles 8 are in fan shapes, so that the nozzles form net-shaped cross spray during operation, the contact area of materials and water is increased, uniform humidification is facilitated, and the pulverized coal humidifying stirrer is particularly suitable for materials such as pulverized coal with poor hydrophilicity; the service life of the stirring blade 6 can be prolonged by changing the common steel plate into the wear-resistant alloy steel material.

Example 2

Referring to fig. 2, the present embodiment provides a pulverized coal humidifying agitator, which is further improved on the basis of embodiment 1, and the same points as those in embodiment 1 are not repeated, except that: the spray header 7 comprises a front part close to one end of the feed inlet 2 and a rear part close to one end of the discharge outlet 3; the nozzles 8 on the front portion are equally spaced apart; the nozzles 8 on the rear part are distributed at equal intervals; the distance between adjacent said nozzles 8 on said front portion is smaller than the distance between adjacent said nozzles 8 on said rear portion; the mounting plate 9 is fixedly arranged at the top in the humidifying stirrer barrel 1 through bolts; the bottom surface of mounting panel 9 is flat, spray header 7 is established in the bottom surface of mounting panel 9 for the S-shaped dish.

Referring to fig. 3, further, the stirring shaft 5 is a hollow structure, one end of the stirring shaft, which is far away from the driving motor 4, extends to the outside of the humidifying stirrer cylinder 1, and is rotatably and sealingly connected with a connecting pipe 10, and the manner of rotatable sealing may be any one of the prior art, such as by a bearing, a sealing ring, and the like, and is not described herein again; one end of the connecting pipe 10 extends into the cavity of the stirring shaft 5, and the other end is connected with a water inlet pipe 18 through a flange; the connecting pipe 10 is provided with an adjusting valve 11, and the water quantity is adjusted according to the requirements of hydrophilicity and the like of the substances with humidification and stirring; the stirring shaft 5 is positioned on the side wall in the humidifying mixer barrel 1 and is provided with a plurality of spray holes 12.

Further, a connecting rod 13 is arranged on the outer side wall of the stirring shaft 5; a scraper 14 is connected to the free end of the connecting rod 13.

Further, the inner wall of the humidifying agitator cylinder 1 is provided with a wear-resistant coating (not shown).

With further reference to fig. 4, a feed hopper 15 is connected above the feed inlet 2; adjusting plates 16 are hinged to two sides of the opening end of the feed hopper 15 respectively; one end of the adjusting plate 16 far away from the hinge point is connected with a spring 17; one end of the spring 17, which is far away from the adjusting plate 16, is fixed on the inner side wall of the feed hopper 15.

According to the pulverized coal humidifying stirrer provided by the embodiment, the distance between the adjacent nozzles 8 at the front part of the spray header 7 is smaller than the distance between the adjacent nozzles 8 at the rear part, so that when a material just enters the humidifying stirrer barrel 1, the water spraying amount is relatively large, and the water spraying amount is relatively small when the material is close to the discharge port along with the conveying of the material, so that the pulverized coal humidifying stirrer is beneficial to fully and uniformly humidifying, and can prevent the flow caused by overlarge humidifying amount before discharging; the spray header 7 is arranged in an S-shaped disc, so that the nozzles 8 on the spray header are not positioned on the same straight line, but spray water from different directions for humidification, and the uniformity of humidification of materials is further improved; the stirring shaft 5 is of a hollow structure, and the side wall of the stirring shaft is provided with the spray holes 12, so that water in the water inlet pipe flows into the cavity of the stirring shaft 5 through the connecting pipe and is sprayed out from different directions through the spray holes 12 along with the rotation of the stirring shaft 5 to humidify the material, the contact area of the material and the water is further increased, and uniform humidification is facilitated; because the bottom of the humidifying stirrer barrel 1 is easy to accumulate, the bottom material can be scraped by connecting the scraper 14 on the stirring shaft 5; through setting up feeder hopper 15 to set up spring 17 and regulating plate 16 in feeder hopper 15, can adjust the open-ended size in feeder hopper 15 below according to what the material that adds, be favorable to even feeding.

The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are no specific structures which are objectively limitless due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the technical features mentioned above can be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention in other instances, which may or may not be practiced, are intended to be within the scope of the present application.

Claims

1. A pulverized coal humidifying stirrer is characterized by comprising a humidifying stirrer barrel (1); the upper part of one end of the humidifying stirrer barrel (1) is provided with a feed inlet (2), and the lower part of the other end is provided with a discharge outlet (3); a driving motor (4) is arranged outside one end of the humidifying stirrer cylinder (1) close to the feed port (2); an output shaft of the driving motor (4) is in transmission connection with a stirring shaft (5) positioned in the humidifying stirrer barrel body (1); a plurality of stirring blades (6) are arranged on the stirring shaft (5); the stirring blade (6) is made of wear-resistant alloy steel; a spray header (7) is arranged at the top in the humidifying stirrer cylinder (1); a plurality of nozzles (8) are arranged on the spray header (7); the nozzle (8) is fan-shaped.

2. The pulverized coal humidifying agitator according to claim 1, wherein the spray pipe (7) comprises a front part near one end of the feed port (2) and a rear part near one end of the discharge port (3); the nozzles (8) on the front part are distributed at equal intervals; the nozzles (8) on the rear part are distributed at equal intervals; the distance between adjacent nozzles (8) on the front portion is smaller than the distance between adjacent nozzles (8) on the rear portion; an installation plate (9) is fixedly arranged at the top in the humidifying stirrer barrel (1); the spray header (7) is arranged on the bottom surface of the mounting plate (9) in an S-shaped disc manner.

3. The pulverized coal humidifying agitator according to claim 1, wherein the agitating shaft (5) is of a hollow structure, one end of the agitating shaft, which is far away from the driving motor (4), extends out of the humidifying agitator cylinder (1), and is rotatably and hermetically connected with a connecting pipe (10); one end of the connecting pipe (10) extends into the cavity of the stirring shaft (5), and the other end is connected with a water inlet pipe (18); the connecting pipe (10) is provided with an adjusting valve (11); the stirring shaft (5) is positioned on the side wall in the humidifying stirrer barrel body (1) and is provided with a plurality of spray holes (12).

4. The pulverized coal humidifying agitator according to claim 1, wherein a connecting rod (13) is arranged on the outer side wall of the agitating shaft (5); the free end of the connecting rod (13) is connected with a scraper (14).

5. The pulverized coal humidifying agitator according to claim 1, wherein the inner wall of the humidifying agitator barrel (1) is provided with a wear-resistant coating.

6. The pulverized coal humidifying agitator according to claim 1, wherein a feed hopper (15) is connected above the feed inlet (2); adjusting plates (16) are respectively hinged to two sides of the opening end of the feed hopper (15); one end of the adjusting plate (16) far away from the hinge point is connected with a spring (17); one end, far away from the adjusting plate (16), of the spring (17) is fixed on the inner side wall of the feed hopper (15).