CN219463675U

CN219463675U - Dense medium cyclone capable of adjusting separation density on line

Info

Publication number: CN219463675U
Application number: CN202320701757.8U
Authority: CN
Inventors: 姜伟; 李珺; 钱喜永
Original assignee: Weihai Futai Fluid Technology Co ltd
Current assignee: Weihai Futai Fluid Technology Co ltd
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-08-04
Anticipated expiration: 2033-04-03

Abstract

The utility model discloses a dense medium cyclone capable of adjusting sorting density on line, which relates to the technical field of cyclones, and relates to a dense medium cyclone capable of adjusting sorting density on line. According to the utility model, the U-shaped rack in the adjusting assembly is controlled to move by starting the air cylinder, so that the two baffles are controlled to rotate, the angle between the two baffles is flexibly changed, the automatic operation is realized, the efficiency is increased, and the convenience of work is improved.

Description

Dense medium cyclone capable of adjusting separation density on line

Technical Field

The utility model belongs to the technical field of cyclones, and particularly relates to a dense medium cyclone capable of adjusting separation density on line.

Background

The cyclone, the mixture enters the cyclone from the feed pipe along the tangential direction under the action of pressure difference, coarse particles or substances with high density are discharged from the bottom flow port along the external swirl with larger radius under the action of centrifugal force and gravity, and fine particles or substances with low density are discharged from the upper overflow port of the overflow pipe along with the secondary upward swirling flow after rotating to a certain degree; in recent years, with successful research of coal preparation technology, the coal preparation technology of the heavy medium cyclone has greatly advanced, and the coal preparation technology using the three-product heavy medium cyclone as core equipment provides high-efficiency, low-cost and high-benefit technical equipment for upgrading and reforming the existing coal preparation plant technology in various scales and constructing new plants in China; therefore, the structural parameters of the cyclone are researched, and the cyclone with a reasonable cone angle cone is selected according to the relation between the cone angle of the cyclone and the sorting density and the actual production needs of enterprises, so that the cyclone has very important significance; at present, for density adjustment, the cone angle of the cyclone is generally controlled to be increased or decreased so as to realize density control.

If the cone is searched, the cone angle of the cone can be adjusted on line, which is suitable for the first cone, the second cone and the second cone of the three-product cyclone disclosed in the Chinese patent publication No. CN 203470194U; the movable baffle is arranged in the cone; the utility model comprises an overflow port, an overflow cap, a feed port, a central tube, a knob nut, a cone, a baffle, a nut hole, a shaft and a cylinder; the utility model can adjust the cone angle on line, further can adjust the size of the sorting density, can reasonably adjust the cone angle according to production requirements, can reduce the production cost of enterprises and improve the economic benefit of the enterprises;

according to the technical scheme, the density control is mainly realized by controlling the angle between the two baffles through the knob nuts, but in the actual use process, a worker needs to control a plurality of knob nuts, the process is more complicated, the operation is lower, the efficiency is lower, inconvenience is brought to the worker, and the optimization is performed according to the actual use condition.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a dense medium cyclone capable of on-line adjusting the sorting density, which can overcome the problems or at least partially solve the problems.

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that: dense medium swirler of density can be selected separately in on-line adjustment, including swirler barrel and overflow pipe, swirler barrel internal medicine dismantles installation overflow pipe, the peripheral integral type of swirler barrel has the inlet pipe, the periphery of swirler barrel is provided with the cylinder through the mounting bracket, the lower extreme of swirler barrel is integrative to be provided with the trapezoid fixed plate of falling, still includes: the adjusting component is arranged between the two inverted trapezoid fixing plates and comprises a U-shaped rack, half teeth and a baffle, the bottom wall of the U-shaped rack is fixedly connected with the output end of the air cylinder, and the baffle is rotatably arranged between the two inverted trapezoid fixing plates; the U-shaped rack is pushed to move by the starting cylinder, so that the meshed half teeth drive the baffle to rotate.

For the height-adjustable overflow pipe, the periphery of the overflow pipe is preferably provided with threads, by means of which the overflow pipe is screwed to the flange.

For the convenience of maintenance of the overflow pipe, preferably, a connecting seat is integrally connected to the periphery of the cyclone cylinder, and the upper end of the connecting seat is fixedly connected with the flange through a bolt.

For diversion, preferably, the lower end of the overflow pipe extends into the cyclone cylinder, the cyclone cylinder is communicated with the feeding pipe, a diversion plate is integrally arranged on the inner wall of the cyclone cylinder close to the inlet position of the feeding pipe, and the inner side of the diversion plate is abutted against the periphery of the overflow pipe.

For the baffle to be rotatable, preferably, the rear sides of the two half teeth are fixedly connected with connecting pins, and the two connecting pins penetrate through the inverted trapezoid fixing plate.

In order to monitor the rotating position of the baffle plates, preferably, the two baffle plates are fixedly connected to the connecting pins, and the two baffle plates are arranged in an inverted trapezoid, and one side of one baffle plate is provided with an infrared position sensor.

After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, when the density needs to be regulated, the air cylinder is started to push the U-shaped rack to enable the two half teeth to simultaneously rotate inwards, so that the angle between the two baffles is increased; on the contrary, the air cylinder pulls the U-shaped rack to finally lead the bottoms of the two baffles to be inwards closed, so that the angle between the two baffles is reduced, and the process starts to control the U-shaped rack in the adjusting component to move through the air cylinder, thereby controlling the two baffles to rotate, leading the angle between the two baffles to be flexibly changed, further realizing automatic operation, increasing the efficiency and improving the convenience of work.

Drawings

In the drawings:

FIG. 1 is an overall schematic diagram of a dense medium cyclone with on-line sorting density adjustment according to the present utility model;

FIG. 2 is a schematic diagram of an adjusting assembly of a dense medium cyclone capable of adjusting the sorting density on line;

FIG. 3 is a schematic cross-sectional view of a dense medium cyclone with on-line sorting density adjustment according to the present utility model;

fig. 4 is an enlarged schematic diagram of a heavy medium cyclone with on-line sorting density adjustment according to the present utility model.

In the figure: 1. a cyclone cylinder; 2. an overflow pipe; 3. a feed pipe; 4. a cylinder; 5. an adjustment assembly; 501. a baffle; 502. a connecting pin; 503. half teeth; 504. a U-shaped rack; 6. an inverted trapezoid fixing plate; 7. a thread; 8. a flange; 9. a bolt; 10. a connecting seat; 11. a deflector; 12. an infrared position sensor; 13. and (5) mounting a frame.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.

Examples:

referring to fig. 1-4, but dense medium swirler of on-line adjustment sorting density, including swirler barrel 1 and overflow pipe 2, swirler barrel 1 internal medicine dismantles installation overflow pipe 2, and the periphery of swirler barrel 1 is connected with inlet pipe 3 an organic whole, and the periphery of swirler barrel 1 is provided with cylinder 4 through mounting bracket 13, and the lower extreme of swirler barrel 1 is provided with the trapezoid fixed plate 6 an organic whole, still includes:

the adjusting component 5 is arranged between the two inverted trapezoid fixing plates 6, the adjusting component 5 comprises a U-shaped rack 504, a half tooth 503 and a baffle 501, the bottom wall of the U-shaped rack 504 is fixedly connected with the output end of the air cylinder 4, and the baffle 501 is rotatably arranged between the two inverted trapezoid fixing plates 6; the shutter 501 is driven to rotate by the intermeshing half-teeth 503 by actuating the movement of the U-shaped rack 504 by the actuating cylinder 4.

In this embodiment, the periphery of the overflow pipe 2 is provided with threads 7, and the overflow pipe 2 is screwed with the flange 8 by the threads 7. The periphery of the cyclone cylinder body 1 is integrally connected with a connecting seat 10, and the upper end of the connecting seat 10 is fixedly connected with a flange 8 through a bolt 9. The lower extreme of overflow pipe 2 extends to in the swirler barrel 1, and swirler barrel 1 and inlet pipe 3 intercommunication are provided with guide plate 11 and the inboard of guide plate 11 is supported tightly with the periphery of overflow pipe 2 to the integrative swirler barrel 1 inner wall that is close to inlet pipe 3 entry position.

By the above described embodiments, the overflow pipe 2 can be controlled by rotating the distance by which the overflow pipe 2 extends inside the cyclone cylinder 1.

The rear sides of the two half teeth 503 are fixedly connected with connecting pins 502, and the two connecting pins 502 penetrate through the inverted trapezoid fixing plate 6. The two connecting pins 502 are fixedly connected with the baffle plates 501, the two baffle plates 501 are arranged in an inverted trapezoid, and one side of one baffle plate 501 is provided with the infrared position sensor 12.

Through the above embodiment, the two baffles 501 are located between the two inverted trapezoid fixing plates 6, and are combined into an inverted trapezoid channel with the inverted trapezoid fixing plates 6, and a distance of 0.5mm exists between the front side and the rear side of the two baffles 501 and the inverted trapezoid fixing plates 6, so that friction between the two baffles 501 and the inverted trapezoid fixing plates 6 is avoided when the two baffles 501 rotate. The infrared position sensor 12 senses the angle of rotation of the shutter 501 and transmits the sensed data to a computer.

According to the utility model, the material enters through the feed pipe 3, internal and external rotational flow is formed along the inner wall of the cyclone cylinder 1 through the guide plate 11, coarse particles or substances with high density are discharged from the bottom outlet of the cyclone cylinder 1 along the external rotational flow under the action of centrifugal force and gravity, and fine particles or substances with low density are discharged from the upper overflow port of the overflow pipe 2 along the secondary upward rotational flow after rotating to a certain degree;

when the density needs to be regulated, the air cylinder 4 can be started to push the U-shaped rack 504 to enable the two half teeth 503 to rotate inwards at the same time, and after the two half teeth 503 rotate inwards, the connecting pin 502 is driven to enable the two baffles 501 to rotate to form the condition that the bottoms of the two baffles 501 expand outwards, so that the angle between the two baffles 501 is increased; on the contrary, the air cylinder 4 pulls the U-shaped rack 504 to finally lead the bottoms of the two baffles 501 to be inwards closed, so that the angle between the two baffles 501 is reduced, and the air cylinder 4 is started to control the U-shaped rack 504 in the adjusting component 5 to move in the process, thereby controlling the two baffles 501 to rotate, leading the angle between the two baffles 501 to be flexibly changed, further realizing automatic operation, increasing the efficiency and improving the convenience of work.

The present utility model is not limited to the preferred embodiments, but is not limited to the preferred embodiments described above, and any person skilled in the art will appreciate that the present utility model is not limited to the embodiments described above.

Claims

1. Dense medium cyclone capable of adjusting sorting density on line comprises a cyclone barrel (1) and an overflow pipe (2), wherein the overflow pipe (2) is detachably installed in the cyclone barrel (1), and a feeding pipe (3) is integrally connected with the periphery of the cyclone barrel (1), and is characterized in that: the periphery of swirler barrel (1) is provided with cylinder (4) through mounting bracket (13), the lower extreme of swirler barrel (1) is integrative to be provided with trapezoidal fixed plate (6) of falling, still includes:

the adjusting component (5) is arranged between the two inverted trapezoid fixing plates (6), the adjusting component (5) comprises a U-shaped rack (504), half teeth (503) and a baffle plate (501), the bottom wall of the U-shaped rack (504) is fixedly connected with the output end of the air cylinder (4), and the baffle plate (501) is rotatably arranged between the two inverted trapezoid fixing plates (6);

the baffle plate (501) is driven to rotate by the meshed half teeth (503) caused by pushing the U-shaped rack (504) to move by the starting cylinder (4).

2. The dense medium cyclone with on-line adjustable sorting density according to claim 1, wherein: the periphery of the overflow pipe (2) is provided with threads (7), and the overflow pipe (2) is in threaded connection with a flange (8) through the threads (7).

3. The dense medium cyclone with on-line adjustable sorting density according to claim 2, wherein: the periphery of the cyclone cylinder body (1) is integrally connected with a connecting seat (10), and the upper end of the connecting seat (10) is fixedly connected with a flange (8) through a bolt (9).

4. A dense media cyclone with on-line adjustable separation density according to claim 3, wherein: the lower extreme of overflow pipe (2) extends to in cyclone barrel (1), cyclone barrel (1) and inlet pipe (3) intercommunication are provided with guide plate (11) and the inboard of guide plate (11) is supported tightly with the periphery of overflow pipe (2) in cyclone barrel (1) inner wall that is close to inlet pipe (3) entry position.

5. The dense medium cyclone with on-line adjustable sorting density according to claim 1, wherein: the rear sides of the two half teeth (503) are fixedly connected with connecting pins (502), and the two connecting pins (502) penetrate through the inverted trapezoid fixing plate (6).

6. The dense medium cyclone with on-line adjustable sorting density according to claim 5, wherein: two all fixed connection baffle (501) on connecting pin (502), two baffle (501) all are the trapezoidal setting of falling, one of them baffle (501) one side is provided with infrared position sensor (12).