CN115805120A

CN115805120A - Efficient fine particle granulation equipment and granulation control method

Info

Publication number: CN115805120A
Application number: CN202111085235.1A
Authority: CN
Inventors: 肖立春; 王甲; 徐建礼; 杨翠铃; 张建忠; 董俊杰; 张建伟; 赵振宇
Original assignee: Tangshan Tianhe Environmental Protection Technology Co ltd
Current assignee: Tangshan Tianhe Environmental Protection Technology Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2023-03-17

Abstract

The invention discloses a high-efficiency fine particle granulation device, which comprises: the top of the box body is provided with an opening for feeding materials, and a crushing roller device for crushing materials is arranged inside the box body; the feeding adaptive control device is arranged at the opening and comprises an electric adjusting device, a transmission screw, a pull rod, a supporting mechanism and a flow adjusting plate; the power mechanism is arranged on the outer side of the box body and used for driving the crushing roller device. The crushing ratio and the crushing efficiency are improved to a great extent, the equipment cost is reduced, the productivity is high, the energy consumption is low, the service life of the granulating roller is long, and the market promotion prospect and the economic value are great.

Description

Efficient fine particle granulation equipment and granulation control method

Technical Field

The invention relates to the field of granulation, in particular to efficient fine particle granulation equipment and a granulation control method.

Background

With the common application of fluidized bed boilers and the vigorous development of metallurgy, chemical industry and coking industry, the demand for fine particles of about 1-13mm is more and more, and a high-efficiency fine particle granulation device becomes an important demand of the market.

A1-13 mm finished product relates to the crushing of raw materials and belongs to the field of material fine crushing and crushing. Two very important indexes in the crushing process are that the lower the yield of the powdery material of which the granularity of the finished product is controlled below 13mm and below 1mm, the better, namely the requirement of high blocking rate of 1-13mm needs to be met. The two indexes are one spear body, any one index can be independently and easily matched with corresponding crushing equipment, if the granularity of a finished product after crushing is ensured to be below 13mm, a hammer crusher can be selected, but the powder passing rate below 1mm after crushing is too high, so that serious resource waste is caused, and the use requirement cannot be met. The double-geared roller crusher has the characteristics of high crushing efficiency, high blocking rate, low over-crushing rate, good shaping effect and the like, but is suitable for crushing and forming with medium and coarse crushing grade, and cannot meet the requirement of 13mm grade fine particle crushing. The roll squeezer has the characteristics of small crushing ratio, large equipment roll diameter, great weight, high cost, low capacity, high energy consumption, short service life of the press roll, large overhaul quantity, high operation cost and the like, so that the production requirements of modernization, maximization and intellectualization of a production system cannot be met, and the industry development is severely restricted.

Disclosure of Invention

In view of the above defects or shortcomings in the prior art, it is desirable to provide an efficient fine particle granulation apparatus and granulation control method, which greatly improve the crushing ratio and crushing efficiency, and have great market promotion prospect and economic value.

According to the technical scheme provided by the embodiment of the invention, the high-efficiency fine particle granulating equipment comprises: the top of the box body is provided with an opening for feeding materials, and a crushing roller device for crushing materials is arranged inside the box body; the feeding adaptive control device is arranged at the opening and comprises an electric adjusting device, a transmission screw, a pull rod, a supporting mechanism and a flow adjusting plate; the power mechanism is arranged on the outer side of the box body and used for driving the crushing roller device.

In the invention, the method also comprises the following steps: and the constant spacing control device is arranged between the front side and the rear side of the crushing roller devices.

In the invention, the pull rod is connected with the arm plate of the flow adjusting plate through a hinged fixed pin shaft b, and the flow adjusting plate is hinged above the box body through a hinged fixed pin shaft a.

According to the invention, the crushing roller device is fixed on the bearing seat through a bearing and a matched sealing structure, the crushing roller device comprises a crushing roller, a transmission disc, a main shaft and a flat key, the transmission disc is connected with the main shaft through the flat key, and the crushing roller device at the rear side is connected with the power mechanism through a coupler.

According to the invention, the outer side of the crushing roller is provided with the arc-shaped bulge and the arc-shaped groove, the arc-shaped groove is matched with the arc-shaped bulge, and a distance is arranged between the front side and the rear side of the crushing roller.

In the invention, the electric adjusting device comprises a motor, a speed reducer, a multi-ring integrated transmitter and an angle sensor, and the transmission screw rod is in an inclined structure.

According to the invention, the power mechanism comprises a speed reducer, a fluid coupling and a motor, wherein the speed reducer is connected with an output shaft of the motor through the fluid coupling, and the motor is arranged above the base through a bolt.

An efficient fine particle granulation control method, which utilizes the granulation equipment to carry out granulation control, comprises the following steps: s1, materials are thrown into the box body through the feeding adaptive control device, the electric adjusting device drives the transmission screw to rotate, the rotary motion of the transmission screw is converted into the linear motion of the pull rod, and the flow adjusting plate is driven to swing at a certain angle by taking the hinged fixed pin shaft as a center, so that the feeding amount is adjusted; s2, after the material in the box body is put in, the power mechanism drives the crushing roller devices to perform crushing movement, and the constant-distance control device ensures that the front and rear crushing roller devices synchronously move; and S3, the crushing roller rotates in an involute mode, the distance is constant, and the arc-shaped protrusions and the arc-shaped grooves of the crushing roller are meshed with each other, so that the materials can be efficiently crushed and granulated.

In conclusion, the invention has the beneficial effects that: the crushing ratio and the crushing efficiency are improved to a great extent, the equipment cost is reduced, the productivity is high, the energy consumption is low, the service life of the granulating roller is long, and the market promotion prospect and the economic value are great.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic side view of the present invention;

FIG. 5 is a schematic top view of the attachment of the crushing roller assembly, bearing carrier, bearing and seal arrangement of the present invention;

FIG. 6 is a schematic view showing the positional relationship between the front and rear crushing rolls according to the present invention;

FIG. 7 is a schematic view of the structure of the connection of the transmission disk, the main shaft and the flat key of the present invention.

Reference numbers in the figures: 1. a feed adaptation control device; 2. a box body; 3. a crushing roller device; 4. a bearing seat; 5. a coupling; 6. a power mechanism; 7. a constant pitch control device; 8. a bearing; 9. a sealing structure; 10. a crushing roller; 11. an electric adjustment device; 12. a drive screw; 13. a fixed pin shaft a is hinged; 14. a pull rod; 15. a support mechanism; 16. a fixed pin shaft b is hinged; 17. a flow regulating plate; 18. a drive plate; 19. a main shaft; 20. a flat bond; 21. a speed reducer; 22. a fluid coupling; 23. an electric motor; 24. a base.

Detailed Description

The present invention will be described in further detail with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1, 2, 3, 4, 5, 6 and 7, a high efficiency fine particle granulating apparatus includes: the device comprises a box body 2, wherein an opening for feeding is formed in the top of the box body 2, and a crushing roller device 3 for crushing materials is arranged inside the box body 2; the feeding adaptive control device 1 is arranged at the opening, and the feeding adaptive control device 1 comprises an electric adjusting device 11, a transmission screw 12, a pull rod 14, a supporting mechanism 15 and a flow adjusting plate 17; and the power mechanism 6 is arranged on the outer side of the box body 2 and used for driving the crushing roller device 3.

As shown in fig. 1, 2, 3 and 4, the method further includes: and the constant spacing control device 7 is arranged between the crushing roller devices 3 at the front side and the rear side, and the constant spacing control device 7 is arranged between the crushing roller devices 3 at the front side and the rear side. The pull rod 14 is connected with an arm plate of the flow adjusting plate 17 through a hinged fixed pin shaft b16, and the flow adjusting plate 17 is hinged above the box body 2 through a hinged fixed pin shaft a 13.

As shown in fig. 1, 2, 3, 4, 5, 6 and 7, the crushing roller device 3 is fixed on the bearing seat 4 through a bearing 8 and a matched sealing structure 9, the crushing roller device 3 comprises a crushing roller 10, a transmission disc 18, a main shaft 19 and a flat key 20, the transmission disc 18 is connected with the main shaft 19 through the flat key 20, and the crushing roller device 3 at the rear side is connected with the power mechanism 6 through a coupling 5. The outer side of the crushing roller 10 is provided with an arc-shaped bulge and an arc-shaped groove, the arc-shaped groove is matched with the arc-shaped bulge, and a distance is arranged between the front side and the rear side of the crushing roller 10.

As shown in fig. 1, 2, 3 and 4, the electric adjusting device 11 includes a motor, a reducer, a multi-turn integrated transducer and an angle sensor, and the driving screw 12 is in an inclined structure. The power mechanism 6 comprises a speed reducer 21, a fluid coupling 22 and a motor 23, wherein the speed reducer 21 is connected with an output shaft of the motor 23 through the fluid coupling 22, and the motor 23 is mounted above a base 24 through a bolt.

An efficient fine particle granulation control method, which utilizes the granulation equipment to carry out granulation control, comprises the following steps: s1, materials are thrown into the box body 2 through the feeding adaptive control device 1, the electric adjusting device 11 drives the transmission screw 12 to rotate, the rotary motion of the transmission screw 12 is converted into the linear motion of the pull rod 14, and the flow adjusting plate 17 is driven to swing at a certain angle by taking the hinged fixed pin shaft 13 as a center, so that the feeding amount is adjusted; s2, after the material in the box body 2 is put in, the power mechanism 6 drives the crushing roller devices 3 to perform crushing movement, and the constant-distance control device 7 ensures that the front and the rear crushing roller devices 3 synchronously move; and S3, the crushing roller 10 rotates in an involute mode, the distance is constant, and the arc-shaped protrusions and the arc-shaped grooves of the crushing roller 10 are meshed with each other, so that the materials can be efficiently crushed and granulated.

Example 1: through the setting of feed adaptation controlling means 1, the angle of adjusting flow control board 17 controls the feed volume, and the at utmost improves throughput and power, smashes merit promptly, optimizes operating pressure, guarantees equipment steady operation, improves crushing efficiency, and two independent crushing roller device 3 permanent intervals move in opposite directions, and roll-in crushing space is invariable, the favourable upper and lower limit particle size fraction of having guaranteed the broken finished product of back. The crushing roller 10 with the concave-convex structure is reasonably designed, so that the material gripping capacity is improved to the maximum extent, the crushing ratio is increased, and the crushing efficiency is further improved; the phenomenon that materials slip on the smooth roll is avoided, the service life of the crushing roll 10 is prolonged to a great extent, and the high-speed material-gripping crusher has the advantages of strong material-gripping capability, large crushing ratio, high crushing efficiency, low cost, low energy consumption, long service life, safe and reliable structure and strong practicability.

Table 1: comparison table for using effect of existing roller press and the invention

As can be seen from Table 1, the invention has high crushing ratio and crushing efficiency, and has great market promotion prospect and economic value compared with the existing roller press.

The foregoing description is only exemplary of the preferred embodiments of the invention and is illustrative of the principles and techniques that may be employed. Meanwhile, the scope of the present invention is not limited to the specific combinations of the above-described features, and other features formed by arbitrary combinations of the above-described features or their equivalents may be included without departing from the concept of the present invention. For example, the above features and (but not limited to) features having similar functions disclosed in the present invention are mutually replaced to form the technical solution.

Claims

1. An efficient fine particle granulation device is characterized in that: the method comprises the following steps:

the device comprises a box body (2), wherein an opening for feeding is formed in the top of the box body (2), and a crushing roller device (3) for crushing materials is arranged in the box body (2);

the feeding adaptive control device (1) is arranged at the opening, and the feeding adaptive control device (1) comprises an electric adjusting device (11), a transmission screw (12), a pull rod (14), a supporting mechanism (15) and a flow adjusting plate (17);

the power mechanism (6) is arranged on the outer side of the box body (2) and used for driving the crushing roller device (3).

2. A high efficiency fine particle granulating apparatus as set forth in claim 1, wherein: further comprising: and the constant-distance control device (7) is arranged between the front side and the rear side of the crushing roller device (3).

3. A high efficiency fine particle granulating apparatus as set forth in claim 1, wherein: the pull rod (14) is connected with an arm plate of the flow adjusting plate (17) through a hinged fixed pin shaft b (16), and the flow adjusting plate (17) is hinged above the box body (2) through a hinged fixed pin shaft a (13).

4. A high efficiency fine particle granulating apparatus as set forth in claim 1, wherein: the crushing roller device (3) is fixed on the bearing seat (4) through a bearing (8) and a matched sealing structure (9), the crushing roller device (3) comprises a crushing roller (10), a transmission disc (18), a main shaft (19) and a flat key (20), the transmission disc (18) is connected with the main shaft (19) through the flat key (20), and the crushing roller device (3) is connected with the power mechanism (6) through a coupler (5).

5. A high efficiency fine particle granulating apparatus as set forth in claim 4, wherein: the outer side of the crushing roller (10) is provided with an arc-shaped bulge and an arc-shaped groove, the arc-shaped groove is matched with the arc-shaped bulge, and a space is arranged between the front side and the rear side of the crushing roller (10).

6. A high efficiency fine particle granulating apparatus as set forth in claim 1, wherein: the electric adjusting device (11) comprises a motor, a speed reducer, a multi-ring integrated transmitter and an angle sensor, and the transmission screw rod (12) is of an inclined structure.

7. A high efficiency fine particle granulating apparatus as set forth in claim 1, wherein: the power mechanism (6) comprises a speed reducer (21), a hydraulic coupler (22) and a motor (23), the speed reducer (21) is connected with an output shaft of the motor (23) through the hydraulic coupler (22), and the motor (23) is installed above a base (24) through a bolt.

8. An efficient method for controlling granulation of fine particles by the granulation apparatus according to claim 1, characterized in that: the method comprises the following steps:

s1, materials are thrown into the box body (2) through the feeding adaptive control device (1), the electric adjusting device (11) drives the transmission screw rod (12) to rotate, the rotary motion of the transmission screw rod (12) is converted into the linear motion of the pull rod (14), and the flow adjusting plate (17) is driven to swing at a certain angle by taking the hinged fixed pin shaft (13) as a center, so that the feeding amount is adjusted;

s2, after the material in the box body (2) is put in, the power mechanism (6) drives the crushing roller devices (3) to perform crushing movement, and the constant-distance control device (7) ensures that the front and rear crushing roller devices (3) synchronously move;

and S3, the crushing roller (10) rotates in an involute mode, the distance is constant, and the arc-shaped protrusions and the arc-shaped grooves of the crushing roller (10) are meshed with each other, so that the materials can be efficiently crushed and granulated.