CN202238242U

CN202238242U - Multi-stage vertical turbine pulverizer

Info

Publication number: CN202238242U
Application number: CN2011203557220U
Authority: CN
Inventors: 赵仁旺
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-09-22
Filing date: 2011-09-22
Publication date: 2012-05-30
Anticipated expiration: 2021-09-22

Abstract

The utility model discloses a multi-stage vertical turbine pulverizer which comprises at least two lower-transmission vertical turbine impacting crushers which are connected in series up and down; and each lower-transmission vertical turbine impacting crusher comprises a feeding hopper, a crushing barrel with openings on the upper and lower ends, a discharging box with an opening on the upper end, and a motor, wherein the feeding hopper is arranged in the crushing barrel, the upper end of the feeding hopper is fixedly connected with the upper end of the crushing barrel, the lower end of the crushing barrel is connected with the upper end of the discharging box, an abrasion resistant layer is arranged on the inner wall of the crushing barrel, an upright shaft is arranged in the middle part of the crushing barrel, the upper part of the upright shaft is provided with a turbine, the lower part of the upright shaft extends into the discharging box, discharging ports are arranged at both of the front and rear side walls of the lower part of the discharging box, at least one motor is arranged on the outer side of the lower part of the discharging box, an output shaft of the motor is connected with a motor belt wheel, and the motor belt wheel is connected with a belt wheel on the lower end part of the upright shaft by a transmission belt. The multi-stage vertical turbine pulverizer is low in investment cost, convenient to assemble and disassemble, high in crushing and pulverizing efficiency and low in electrical energy consumption.

Description

A kind of multistage vertical turbine flour mill

Technical field

The utility model belongs to the material grinding equipment technical field, especially relates to a kind of multistage vertical turbine flour mill.

Background technology

China is cement, pottery, building materials, nonmetal breeze big producing country in the world; The grinding of the raw mill in cement plant, cement grinding, ceramic grinding, kaolin powder, Cornstarch, coal all is to adopt ball mill, and the ball mill that present national every profession and trade adopts reaches the hundreds of thousands platform.Ball mill is a kind of technology maturation product, has the operation rate height, reliable operation, and product fineness is regulated manageable advantage; But the ball mill build is heavy, needs with the cylindrical shell of heavy up to a hundred tons of jumbo driven by motor and up to a hundred tons steel ball motion, and mechanical efficiency is low; Floor space is big, and the initial investment cost is high, and power consumption is big during operation; Load adaptability is poor, and the consumption of abrasive body and liner plate is big, and noise is big during operation; The cost of overhaul is high, environment is poor, and product fineness can only reach about 200 orders.Therefore cement industry and grinding industry press for a kind of energy-efficient milling equipment and replace ball mill.

Summary of the invention

For addressing the above problem, the purpose of the utility model provides a kind of multistage vertical turbine flour mill, and it is simple in structure, take up an area of less, efficient is high, and cost of investment is low, and power consumption is little during operation.

For realizing the foregoing invention purpose, the utility model adopts following technical scheme:

A kind of multistage vertical turbine flour mill, it is composed in series up and down by at least two underdrive vertical turbine impact crushers, and said underdrive vertical turbine impact crusher comprises the broken cylindrical shell of feed hopper, the equal opening of upper and lower side, the feed box and the motor of open upper end; Feed hopper is positioned at broken cylindrical shell, and the feed hopper upper end is fixedly connected with broken cylindrical shell upper end, and broken cylindrical shell lower end is connected with the upper end of feed box; Broken cylinder inboard wall is provided with wearing layer; Broken cylindrical shell middle part is provided with vertical shaft, and vertical shaft top is equipped with turbine, and the vertical shaft bottom is stretched in the feed box; The feed box bottom all offers discharging opening on the forward and backward two side; At least one motor is arranged on the outside, feed box bottom, is connected with motor pulley on the motor output shaft, and motor pulley is connected with the belt pulley that is arranged on the vertical shaft bottom through driving belt.

Described multistage vertical turbine flour mill; In its neighbouring underdrive vertical turbine impact crusher, the feed box of the underdrive vertical turbine impact crusher on top bottom is connected through bolt with the upper end of the broken cylindrical shell of the underdrive vertical turbine impact crusher of bottom.

Described multistage vertical turbine flour mill, the motor quantity that is provided with in its each underdrive vertical turbine impact crusher is identical.

Described multistage vertical turbine flour mill, the direction of rotation of its each underdrive vertical turbine impact crusher is in the same way or in opposite directions.

Described multistage vertical turbine flour mill, its each underdrive vertical turbine impact crusher rotary speed from top to bottom raise step by step.

Described multistage vertical turbine flour mill, its feed hopper is back taper.

Described multistage vertical turbine flour mill, its wearing layer is fixedly connected on the broken cylindrical shell via retainer ring.

Described multistage vertical turbine flour mill, its vertical shaft is installed in broken cylindrical shell, the feed box through the bearing of outer setting.

Described multistage vertical turbine flour mill, its turbine are connected with vertical shaft through key and are fastening through screw.

Described multistage vertical turbine flour mill, its feed box is welded by steel plate, is made up of upper box and lower box; Lower box is positioned at the upper box bottom and vertically is connected with it; The top of upper box is charging aperture, and the opening on the forward and backward two side is a discharging opening, and the vertical shaft in the broken cylindrical shell stretches in the upper box; Motor mounting is on motor base (frame), and motor base (frame) is installed on the lower box through bolt.

Owing to adopt aforesaid technical scheme, the utlity model has following superiority:

This multistage vertical turbine flour mill, it is simple in structure, and novelty reasonable in design is connected up and down through adopting many underdrive vertical turbine impact crushers, and volume is little, takes up an area of to lack, with broken working method for mill, high efficiency; Under the suitable situation of output, weight of equipment is merely 1/15 of ball mill, and the power coupling is little, can reduce power consumption significantly, and ton material power consumption is 4～9KW.h/t, and the ball mill power consumption is greater than 25KW.h/t; Have that crushing and grinding efficient is high, cost of investment is low, the advantage of installation, convenient disassembly.

Description of drawings

Fig. 1 is the structural representation of multistage vertical turbine flour mill one embodiment of the utility model;

Fig. 2 is that the master of the underdrive vertical turbine impact crusher of the utility model cuts open sketch map;

Fig. 3 is the schematic top plan view of Fig. 2;

Fig. 4 is that A-A of Fig. 2 is to cutaway view;

Fig. 5 is that the master of feed box of the underdrive vertical turbine impact crusher of Fig. 2 cuts open sketch map;

Fig. 6 is the schematic top plan view of Fig. 5;

Fig. 7 is that B-B of Fig. 5 is to cutaway view;

Among the figure: first underdrive vertical turbine of 1-impact crusher; The 2-bolt; Second underdrive vertical turbine of 3-impact crusher; The 4-feed hopper; The broken cylindrical shell of 5-; The last retainer ring of 6-; The 7-wearing layer; The 8-turbine; 9-bearing A; The 10-bearing block; The 11-motor; The 12-motor base (frame); 13-adjusts bolt; The 14-motor pulley; The 15-driving belt; The 16-belt pulley; 17-bearing B; The 18-vertical shaft; The 19-feed box; 19.1-upper box; 19.2-lower box; (19.3 a, b)-discharging opening; The 20-connecting bolt; Retainer ring under the 21-; 22-cloth awl.

The specific embodiment

Below in conjunction with accompanying drawing and embodiment the technical scheme of the utility model is done further explain.

As shown in Figure 1; This multistage vertical turbine flour mill; It is composed in series up and down by six underdrive vertical turbine impact crushers; In the neighbouring underdrive vertical turbine impact crusher, the feed box of first underdrive vertical turbine impact crusher 1 on top bottom is connected through bolt 2 with the upper end of the broken cylindrical shell of second underdrive vertical turbine impact crusher 3 of bottom, is provided with a motor in each above-mentioned underdrive vertical turbine impact crusher; The feed hopper of first underdrive vertical turbine impact crusher of the superiors is the charging aperture of multistage vertical turbine flour mill, and the discharging opening of undermost the 6th underdrive vertical turbine impact crusher is the discharging opening of multistage vertical turbine flour mill.

The turbine of each above-mentioned underdrive vertical turbine impact crusher can turn clockwise, and also can be rotated counterclockwise, and can rotate in the same way, also can rotate in opposite directions; From top to bottom the secondary speed of each underdrive vertical turbine impact crusher raises step by step.

Like Fig. 2,3, shown in 4; Described underdrive vertical turbine impact crusher comprises the feed hopper 4 that is back taper, the broken cylindrical shell 5 of the equal opening of upper and lower side, the feed box 19 and the motor 11 of open upper end; Feed hopper 4 is positioned at broken cylindrical shell 5, and the feed hopper upper end is fixedly connected through screw with broken cylindrical shell upper end, and broken cylindrical shell 5 lower ends are connected through connecting bolt 20 with the upper end of feed box 19; Broken cylinder inboard wall is provided with wearing layer 7; Wearing layer is through last retainer ring 6, retainer ring 21 is fixed on broken cylindrical shell 5 inwalls down, and broken cylindrical shell middle part is provided with vertical shaft 18, and vertical shaft top is equipped with turbine 8; Turbine is connected with vertical shaft through key and is fastened on the vertical shaft through cloth awl 22 and screw; The vertical shaft bottom is stretched in the feed box 19, and bearing A 9, bearing B 17, bearing block 10 and the seals and other component of vertical shaft through outer setting is installed in broken cylindrical shell 5, the feed box 19, and belt pulley 16 is installed in vertical shaft 18 bottoms through key; The feed box bottom all offers the arc discharging opening on the forward and backward two side; Motor 11 is arranged on feed box 19 bottoms one side, is connected with motor pulley 14 on the motor output shaft, and motor pulley is connected with the belt pulley 16 of vertical shaft bottom through driving belt 15.

Like Fig. 5,6, shown in 7, in the above-mentioned underdrive vertical turbine impact crusher, said feed box 19 is welded by steel plate; Form by upper box 19.1 and lower box 19.2; Lower box is positioned at the upper box bottom and vertically is connected with it, and the top of upper box is charging aperture, and the opening on the forward and backward two side is discharging opening 19.3a, discharging opening 19.3b; Vertical shaft 18 in the broken cylindrical shell 5 stretches in the upper box 19.1; Motor 11 is installed on the motor base (frame) 12, and motor base (frame) is installed on the lower box 19.2 through bolt, also is provided with the adjustment bolt 13 of adjustment driving belt 15 elasticities on the lower box.

The course of work of the utility model: behind the motor start-up, give vertical shaft with transmission of power, drive vertical shaft and turbine and rotate at a high speed through driving belt; Material particles gets in the turbine from the feed hopper of first underdrive vertical turbine impact crusher, and turbine drives material rotation at a high speed in broken cylindrical shell, and material throws away and forms continuous material curtain; Material receives the effect of turbine centrifugal force and acceleration of gravity; In crusher chamber, impacts voluntarily each other, rubs, and follow-up material continuously throws away to the wearing layer circumference, via impact, hit, collision friction and pulverizing; Material after the fragmentation gets in the upper box of feed box, discharges via the arc discharging opening.

Material via first underdrive vertical turbine impact grinding crusher machine is discharged the feed hopper that the back directly gets into second underdrive vertical turbine impact crusher from the arc discharging opening; Get in the turbine again; Turbine drives material rotation at a high speed in broken cylindrical shell; Receive impact, strike, collision friction once more and pulverize, the material after the fragmentation is discharged from feed box.Material via second underdrive vertical turbine impact grinding crusher machine; Repeat the aforesaid operations process; Material particles carries out crushing and grinding with the broken chamber that mode continuously gets into the 3rd～6 underdrive vertical turbine impact crusher successively, finally makes material meet the requirements of superfine powder.

The secondary speed of every disintegrating machine is high more, and the material particles grinding is just tiny more, otherwise just big; Disintegrating machine series connection platform number is many more, material particles grinding tiny more, and the order number is high more.

Claims

1. multistage vertical turbine flour mill; It is characterized in that: it is composed in series up and down by at least two underdrive vertical turbine impact crushers, and said underdrive vertical turbine impact crusher comprises the broken cylindrical shell (5) of feed hopper (4), the equal opening of upper and lower side, the feed box (19) and the motor of open upper end, and feed hopper is positioned at broken cylindrical shell; The feed hopper upper end is fixedly connected with broken cylindrical shell upper end; Broken cylindrical shell lower end is connected with the upper end of feed box, and broken cylinder inboard wall is provided with wearing layer (7), and broken cylindrical shell middle part is provided with vertical shaft (18); Vertical shaft top is equipped with turbine (8); The vertical shaft bottom is stretched in the feed box, and the feed box bottom all offers discharging opening on the forward and backward two side, and at least one motor (11) is arranged on the outside, feed box bottom; Be connected with motor pulley (14) on the motor output shaft, motor pulley is connected with the belt pulley that is arranged on the vertical shaft bottom (16) through driving belt (15).

2. multistage vertical turbine flour mill according to claim 1; It is characterized in that: in its neighbouring underdrive vertical turbine impact crusher, the feed box of the underdrive vertical turbine impact crusher on top bottom is connected through bolt with the upper end of the broken cylindrical shell of the underdrive vertical turbine impact crusher of bottom.

3. multistage vertical turbine flour mill according to claim 1 is characterized in that: the motor quantity that is provided with in its each underdrive vertical turbine impact crusher is identical.

4. multistage vertical turbine flour mill according to claim 1 is characterized in that: the direction of rotation of its each underdrive vertical turbine impact crusher is in the same way or in opposite directions.

5. multistage vertical turbine flour mill according to claim 1 is characterized in that: its each underdrive vertical turbine impact crusher rotary speed from top to bottom raises step by step.

6. multistage vertical turbine flour mill according to claim 1 is characterized in that: its feed hopper (4) is back taper.

7. multistage vertical turbine flour mill according to claim 1 is characterized in that: its wearing layer (7) is fixedly connected on the broken cylindrical shell (5) via retainer ring.

8. multistage vertical turbine flour mill according to claim 1 is characterized in that: its vertical shaft (18) is installed in broken cylindrical shell (5), the feed box (19) through the bearing of outer setting.

9. multistage vertical turbine flour mill according to claim 1 is characterized in that: its turbine (8) is connected with vertical shaft (18) through key and is fastening through screw.

10. multistage vertical turbine flour mill according to claim 1; It is characterized in that: its feed box (19) is welded by steel plate; Be made up of upper box (19.1) and lower box (19.2), lower box is positioned at the upper box bottom and vertically is connected with it, and the top of upper box is charging aperture; Opening on the forward and backward two side is a discharging opening; Vertical shaft (18) in the broken cylindrical shell (5) stretches in the upper box, and motor (11) is installed on the motor base (frame) (12), and motor base (frame) is installed on the lower box through bolt.