CN218133248U - Automatic screening device for overflow thickness and fineness of cyclone - Google Patents

Abstract

The utility model provides an automatic screening plant of thick fineness of swirler overflow, on-off time through timer control solenoid valve, and then control gets into pneumatic vibrator's operating time, utilize pneumatic vibrator and supporting spring's synergism, make standard up-and-down reciprocating motion, utilize the impulsive force effect of water simultaneously, sieve the ore pulp, utilize this device can set for the time of timer according to the concentration of overflow ore pulp, at the screening in-process, reciprocating motion is done to the standard sieve in certain stroke, the screening concentration is even, the work efficiency is improved, solved by artifical manual hand sieve, though can obtain more accurate screening result, nevertheless the cost time is longer, simultaneously because everyone screening gimmick, the different can cause the problem of certain deviation to the unity of screening result such as dynamics of strikeing.

Description

Automatic screening device for overflow thickness and fineness of cyclone

The technical field is as follows:

the utility model belongs to the technical field of the non ferrous metal ore dressing, what mainly related to is an automatic screening plant of swirler overflow fineness degree.

The background art comprises the following steps:

a fluid cyclone is a common separation and fractionation device, and a centrifugal sedimentation principle is commonly used. When the two-phase mixed liquid to be separated enters the cyclone tangentially from the periphery of the cyclone under a certain pressure, strong three-dimensional elliptical strong-rotation shearing turbulent motion is generated. Because the particle size difference exists between the coarse particles and the fine particles, the coarse particles and the fine particles are subjected to different sizes of centrifugal force, centripetal buoyancy, fluid drag force and the like, and under the action of centrifugal sedimentation, most of the coarse particles are discharged through a bottom flow port of the cyclone, and most of the fine particles are discharged through an overflow pipe, so that the purposes of separation and classification are achieved.

And traditional swirler overflow thickness sieves by artifical manual hand sieve, though can obtain more accurate screening result, nevertheless spend time longer, simultaneously because everyone sieves gimmick, strikes the different can cause certain deviation to the unity of screening result such as dynamics.

Whether the overflow concentration and fineness reach the standard or not directly influences the ore grinding quality and various production indexes in the downstream flotation process, and finally has great influence on the quality of concentrate and the theoretical recovery rate.

The utility model has the following contents:

in order to overcome the defects, the utility model provides an automatic screening plant for the overflow thickness of a cyclone.

The utility model provides a technical scheme that its technical problem adopted:

an automatic screening device for the overflow thickness and fineness of a cyclone comprises

A cylinder body;

a vibrating structure located inside the barrel;

the screening structure is positioned on the vibrating structure and used for screening ore pulp;

a control structure located on the barrel;

the control structure controls the starting and stopping of the vibrating structure and the working time, and the vibrating structure makes the screening structure reciprocate in the vertical direction when working.

The vibrating structure comprises

The lower ends of the supporting springs are fixedly connected with the partition plate in the cylinder body;

the counterweight plate is fixedly connected with the upper end of the supporting spring;

the pneumatic vibrator is arranged in the middle of the counterweight plate;

the lower ends of the supporting screw rods are arranged on the counterweight plate;

and the water retaining disc is arranged at the upper end of the supporting screw rod.

The screening arrangement comprises

The water receiving tank is arranged at the upper end of the water retaining plate, and a drain pipe is arranged on the side surface of the water receiving tank;

and the standard sieve is arranged at the upper end of the water receiving box through an anti-dropping claw.

The control structure comprises

The electromagnetic valve is arranged on a compressed air pipeline of the pneumatic vibrator and used for controlling the starting and stopping of the pneumatic vibrator;

the timer is electrically connected with the electromagnetic valve and used for controlling the opening time of the electromagnetic valve;

and the starting button is electrically connected with the timer and used for controlling the starting of the timer.

Due to the adoption of the technical scheme, the utility model discloses have following superiority:

the utility model provides a pair of automatic screening plant of swirler overflow fineness degree, break-make time through timer control solenoid valve, and then the control gets into pneumatic vibrator's operating time, utilize pneumatic vibrator and supporting spring's synergism, make standard screen up-and-down reciprocating motion, the impulsive force effect of water is utilized simultaneously, sieve the ore pulp, utilize this device can set for the time of timer according to the concentration of overflow ore pulp, at the screening in-process, reciprocating motion is done to the standard sieve in certain stroke, the screening concentration is even, the work efficiency is improved, manual hand sieve has been solved by the manual work, though can obtain more accurate screening result, nevertheless the cost time is longer, simultaneously because everyone screening gimmick, strike different can lead to the fact the problem of certain deviation to the unity of screening result such as dynamics.

Description of the drawings:

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

in the figure: 1. standard screening; 2. a water receiving tank; 3. a water retaining disc; 4. a start button; 5. a cylinder body; 6. an electromagnetic valve; 7. a timer; 8. a partition plate; 9. a support spring; 10. a weight plate; 11. a pneumatic vibrator; 12. a support screw rod; 13. a drain pipe; 14. the anti-drop is grabbed.

The specific implementation mode is as follows:

to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The automatic screening device for the overflow thickness and the fineness of the cyclone comprises

A cylinder 5;

a vibrating structure located inside the barrel 5;

the vibrating structure comprises

The lower ends of the supporting springs 9 are fixedly connected with a partition plate 8 in the cylinder 5;

the counterweight plate 10, the counterweight plate 10 is fixedly connected with the upper end of the supporting spring 9;

the pneumatic vibrator 11 is arranged in the middle of the counterweight plate 10;

the lower ends of the support screw rods 12 are arranged on the counterweight plate 10;

and the water retaining disc 3 is arranged at the upper end of the support screw rod 12.

The vibration structure principle, pneumatic vibrator 11 can produce the vibration after starting, and the counterweight plate 10 can follow pneumatic vibrator 11 and vibrate together, and supporting spring 9 can enlarge the vibration range of counterweight plate 10, and the rethread supporting lead screw 12 transmits this vibration range to manger plate 3 on.

The screening structure is positioned on the vibrating structure and used for screening ore pulp;

the screening structure comprises

The water receiving tank 2 is arranged at the upper end 3 of the water retaining plate, and a drain pipe 13 is arranged on the side surface of the water receiving tank 2;

and the standard screen 1 is arranged at the upper end of the water receiving tank 2 through an anti-dropping claw 14.

After vibration amplitude transmits water retaining plate 3 to go up, water receiving tank 2 and standard sieve 1 can vibrate in step, and at the vibration in-process, the ore pulp in standard sieve 1 is washed with water, accomplishes the screening, and the ore pulp after the water receiving tank 2 will be screened passes through drain pipe 13 and discharges.

A control structure located on the barrel 5;

the control structure comprises

The electromagnetic valve 6 is arranged on a compressed air pipeline of the pneumatic vibrator 11, and is used for controlling the starting and stopping of the pneumatic vibrator 11;

the timer 7 is electrically connected with the electromagnetic valve 6 and used for controlling the opening time of the electromagnetic valve 6, the electromagnetic valve 6 is opened, compressed air enters the pneumatic vibrator 11, the pneumatic vibrator 11 works and starts screening, after the timing time is up, the electromagnetic valve 6 is closed, no compressed air enters the pneumatic vibrator 11, and at the moment, the pneumatic vibrator 11 stops vibrating and stops screening;

and the starting button 4 is electrically connected with the timer 7 and is used for controlling the starting of the timer 7.

The control structure is used for controlling starting and stopping of the vibrating structure and working time, and when the vibrating structure works, the screening structure is made to reciprocate in the vertical direction, so that ore pulp screening is achieved.

The specific working process is as follows:

when the standard sieve works, the starting button 4 is pressed down, the timer 7 starts timing, the electromagnetic valve 6 is switched on, compressed air enters the pneumatic vibrator 11, the pneumatic vibrator 11 starts working, an external water pipe is used for washing ore pulp on the standard sieve 1, and vibration of the pneumatic vibrator 11 enables the supporting spring 9, the supporting screw rod 12 connected to the counterweight plate 10 and the water retaining plate 3 to generate certain amplitude, so that the standard sieve 1 fixed on the water receiving box 2 through the anti-dropping claw 14 is driven to start reciprocating motion. The ore pulp on the standard sieve 1 is sieved under the action of reciprocating motion and water impact generated by vibration, and the sieved ore pulp and water are discharged through a water discharge pipe 13. And after the screening is finished, the residual materials on the standard screen 1 are the materials required to be obtained. The working time is controlled by a timer 7, and the running time can be set by combining the actual working condition conditions on site.

Utilize this device can set for the time of timer according to the concentration of overflow ore pulp, at the screening in-process, reciprocating motion is done at certain stroke to the standard sieve, and screening concentration is even, has improved work efficiency, has solved by artifical manual hand sieve, though can obtain more accurate screening result, nevertheless spends the time longer, simultaneously because everybody screening gimmick, the problem that the different can lead to the fact certain deviation to the unity of screening result such as dynamics of knocking.

The details of the above-mentioned parts are not described in detail since they are prior art.

Claims (4)

1. The utility model provides an automatic screening plant of swirler overflow thickness, its characterized in that: the method comprises the following steps:

a cylinder body;

a vibrating structure located inside the barrel;

the screening structure is positioned on the vibrating structure and used for screening ore pulp;

a control structure located on the barrel;

the control structure is used for controlling starting and stopping of the vibrating structure and working time, and the vibrating structure makes the screening structure reciprocate in the vertical direction when working.

2. The automatic screening device for the overflow concentration and fineness of the cyclone separator as claimed in claim 1, wherein: the vibration structure includes:

the lower ends of the supporting springs are fixedly connected with the partition plate in the cylinder body;

the counterweight plate is fixedly connected with the upper end of the supporting spring;

the pneumatic vibrator is arranged in the middle of the counterweight plate;

the lower ends of the supporting screw rods are arranged on the counterweight plate;

and the water retaining disc is arranged at the upper end of the supporting screw rod.

3. The automatic screening device for the overflow concentration and fineness of the cyclone separator as claimed in claim 2, wherein: the screening structure includes:

the water receiving tank is arranged at the upper end of the water retaining plate, and a drain pipe is arranged on the side surface of the water receiving tank;

and the standard sieve is arranged at the upper end of the water receiving box through an anti-dropping claw.

4. The automatic screening device for the overflow concentration and fineness of the cyclone separator as claimed in claim 3, wherein: the control structure includes:

the electromagnetic valve is arranged on a compressed air pipeline of the pneumatic vibrator and used for controlling the starting and stopping of the pneumatic vibrator;

the timer is electrically connected with the electromagnetic valve and used for controlling the opening time of the electromagnetic valve;

and the starting button is electrically connected with the timer and used for controlling the starting of the timer.

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