CN218306631U - Ore pulp drum screen - Google Patents

Abstract

The utility model discloses an ore pulp drum screen, including frame, cylinder, two sets of drive mechanism, feed mechanism, a plurality of group's lath and concentrated accumulator, the cylinder sets up in the top of frame, and the cylinder includes screen cloth portion and two sets of transmission portions, and two sets of transmission portions are fixed connection respectively in the both ends of screen cloth portion, and a plurality of group's laths are regular annular array fixed connection in the cylinder internal face, feed mechanism sets up on the cylinder. This ore pulp drum sieve is through setting up drive mechanism, cooperation between transmission portion and the supplementary ring is used, automatic drive roll lasts the rotation, the solid-liquid mixture that screen cloth portion can effectively separate the ore pulp, be used for the input ore pulp through setting up feed mechanism, avoid the direct blanking of the solid material that contains in the ore pulp to screen cloth portion, make the ore pulp slowly overflow to the screen cloth through ore pulp hopper, the life of cylinder has been improved, can be collected it after the material is thrown to the sky through setting up the debris collecting box, screening and collection efficiency have been improved.

Description

Ore pulp drum screen

Technical Field

The utility model relates to a mineral processing technology field specifically is an ore pulp drum sieve.

Background

Mineral separation is a process of crushing and grinding ores according to physical and chemical properties of different minerals in the ores, separating useful minerals from gangue minerals by methods such as a gravity separation method, a flotation method, a magnetic separation method, an electric separation method and the like, separating various symbiotic (associated) useful minerals from each other as much as possible, and removing or reducing harmful impurities to obtain raw materials required by smelting or other industries. The ore has partial ore can not effectually obtain the breakage when carrying out crushing treatment, and the ore causes the harm to levigating device when leading to levigating treatment, the high-efficient mineral processing of the ore of being not convenient for, consequently need make the ore carry out screening treatment after carrying out crushing treatment, lets the ore can grade, and qualified ore can carry out levigating treatment, and unqualified ore need carry out crushing treatment once more.

The existing device for classifying ore pulp for mineral separation is a roller screening device, a mining roller screen generally comprises a roller, a frame, a funnel, a speed reducer and a motor, and crushed ore enters the roller from a feeding end for screening, but the existing ore pulp roller screen still has certain defects when in use, such as the existing publication with the application number of CN 202023268451.3: the utility model provides a cylinder screening plant for ore dressing, this cylinder screening plant for ore dressing has set up the protection casing in the outside of drum sieve, can carry out dustproof protection to the screening work in the drum sieve, effectively reduces the waste of ore powder, but this cylinder screening plant for ore dressing when using:

1. because the ore pulp contains solid minerals, the ore materials directly fed from the feeding end have large abrasion to the drum screen, and the service life of the drum screen is reduced;

2. the trommel sieve adopts the mode of inclination for the mineral flows forward step by step when the trommel sieve rotates, and the time consuming is longer, and screening efficiency is lower.

In view of this, an ore pulp rotary screen is designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ore pulp drum sieve to the drum sieve is big to the wearing and tearing of drum sieve in the current ore dressing that proposes among the solution above-mentioned background art, has reduced the life of drum sieve, the lower problem of screening efficiency.

In order to realize the aim, the utility model provides the following technical scheme that the ore pulp rotary screen comprises a frame, a rotary drum, two groups of transmission mechanisms, a feeding mechanism, a plurality of groups of plates and a centralized recovery tank;

the roller is arranged above the rack and comprises a screen part and two groups of transmission parts, and the two groups of transmission parts are respectively and fixedly connected to two ends of the screen part;

a plurality of groups of laths are fixedly connected to the inner wall surface of the roller in a regular annular array;

the two groups of transmission mechanisms are respectively arranged at the lower ends of the two sides of the roller;

the feeding mechanism is arranged on the roller;

the concentrated recovery tank is fixedly arranged in the upper end of the rack in a penetrating manner.

Preferably, drive mechanism includes motor, speed reducer, shaft coupling, two sets of drive wheels, four groups of bearing frames and transmission shaft, wherein:

the motor is arranged at the top of the frame;

the speed reducer is arranged at the top of the rack and is connected with the output end of the motor;

the four groups of bearing seats are arranged at the top of the frame at intervals;

the transmission shaft is fixedly arranged in the bearing inner rings of the four groups of bearing seats in a penetrating manner, and one end of the transmission shaft is connected with the output end of the speed reducer through a coupler;

the two groups of driving wheels are fixedly sleeved on the transmission shaft.

Preferably, feed mechanism includes the feeding box, arranges material box, conveying pipeline, two sets of debris collecting box, ore pulp hopper and clean water pipe, wherein:

the feeding box body and the discharging box body are fixed at the top of the rack through a bracket and are respectively arranged at the outer sides of the two ends of the roller;

the material conveying pipe is fixedly connected between the feeding box body and the discharging box body and penetrates through the inner side of the roller;

the two groups of sundry collecting boxes are fixedly connected with the two sides of the conveying pipe;

the ore pulp hopper is fixedly connected to the bottom of the conveying pipe;

the clear water pipe is fixedly arranged on the inner side of the roller, and one end of the clear water pipe is communicated with the sundries collecting box.

Preferably, the top of the feeding box body and the discharging box body are provided with openings, and the feeding box body is communicated with one side, away from the conveying pipe, of the feeding box body to form an observation port.

Preferably, the top of the sundries collecting box is of an open structure, one end of the sundries collecting box extends to the outer side of the roller, and a material guide inclined plate is fixedly connected to the inner wall surface of the sundries collecting box.

Preferably, two sets of auxiliary rings are fixedly sleeved on the outer side of the transmission part, an annular limiting groove is formed between the two sets of auxiliary rings, and the transmission wheel is connected in the annular limiting groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the ore pulp rotary screen is matched with the auxiliary ring through the transmission mechanism, the transmission part and the auxiliary ring, the automatic driving roller continuously rotates, and the screen mesh part can effectively separate solid-liquid mixtures contained in ore pulp;

2. the ore pulp rotary screen is provided with the feeding mechanism for inputting ore pulp, so that solid materials contained in the ore pulp are prevented from directly falling to the screen mesh part, the ore pulp slowly overflows to the screen mesh through the ore pulp leakage hopper, and the service life of the rotary screen is prolonged;

3. the ore pulp rotary screen is provided with the sundries collecting box, so that materials can be collected after being thrown to a half-empty space, and the screening and collecting efficiency is improved.

Drawings

Fig. 1 is a front view of a pulp drum screen according to the present invention;

fig. 2 is a sectional view of a partial front structure of the pulp drum screen of the present invention;

fig. 3 is a sectional view of a partial side structure of the pulp drum screen of the present invention;

fig. 4 is a side view of a pulp drum screen according to the present invention;

fig. 5 is a top view of the pulp drum screen of the present invention;

figure 6 is a partial front view of a pulp trommel of the present invention;

fig. 7 is a front structural sectional view of a debris collecting box of the pulp drum screen of the present invention.

In the figure:

1. a frame;

2. a drum; 21. a screen section; 22. a transmission section;

3. a transmission mechanism; 31. a motor; 32. a speed reducer; 33. a coupling;

34. a driving wheel; 35. a bearing seat; 36. a drive shaft;

4. a feeding mechanism; 41. a feed box body; 411. an observation port; 42. a discharge box body;

43. a delivery pipe; 44. a sundries collecting box; 441. a material guiding inclined plate;

45. an ore pulp leakage hopper; 46. a clean water pipe;

5. a slat;

6. an auxiliary ring;

7. an annular limiting groove;

8. and (4) concentrating the recovery tank.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-7, the present invention provides a technical solution: an ore pulp rotary screen comprises a frame 1, a rotary drum 2, two groups of transmission mechanisms 3, a feeding mechanism 4, a plurality of groups of battens 5 and a centralized recovery tank 8.

The drum 2 is arranged above the frame 1, the drum 2 comprises a screen part 21 and two sets of transmission parts 22, and the two sets of transmission parts 22 are respectively and fixedly connected to two ends of the screen part 21. Specifically, the screen part 21 is a mesh structure, the solid-liquid mixture in the slurry is screened by the screen part 21, the liquid is discharged through the screen part 21, and the solid minerals with large particle size are isolated inside the screen part 21.

A plurality of groups of laths 5 are fixedly connected to the inner wall surface of the roller 2 in a regular annular array. Specifically, referring to the attached drawing 3 in the specification, the drum 2 rotates synchronously with a plurality of groups of slats 5, and under the action of the slats 5, the drum 2 brings the material at the bottom in the drum 2 to the top in the drum 2 when rotating, and when the material moves to the top in the drum, the material falls down due to the gravity of the material.

The two groups of transmission mechanisms 3 are respectively arranged at the lower ends of the two sides of the roller 2.

The transmission mechanism 3 comprises a motor 31, a speed reducer 32, a coupler 33, two groups of transmission wheels 34, four groups of bearing seats 35 and a transmission shaft 36, wherein:

the motor 31 is arranged at the top of the frame 1;

the speed reducer 32 is arranged at the top of the frame 1, and the speed reducer 32 is connected with the output end of the motor 31;

four groups of bearing seats 35 are arranged at the top of the frame 1 at intervals;

the transmission shaft 36 is fixedly arranged in the bearing inner rings of the four groups of bearing seats 35 in a penetrating manner, and one end of the transmission shaft 36 is connected with the output end of the speed reducer 32 through the coupler 33;

two groups of driving wheels 34 are fixedly sleeved on the transmission shaft 36.

Specifically, the motor 31 drives the transmission shaft 36 to rotate synchronously with the transmission wheel 34, four sets of transmission wheels 34 are provided, eight sets of bearing seats 35 are provided, referring to fig. 1 and fig. 2 of the specification, one set of transmission wheel 34 is provided between every two sets of adjacent bearing seats 35.

Specifically, the transmission wheel 34 is in contact with the surface of the transmission part 22, and the roller 2 is driven to rotate continuously by the rotating transmission wheel 34.

The feeding mechanism 4 is provided on the drum 2.

The feeding mechanism 4 comprises a feeding box body 41, a discharging box body 42, a conveying pipe 43, two groups of sundries collecting boxes 44, an ore pulp leakage hopper 45 and a clean water pipe 46, wherein:

the feeding box body 41 and the discharging box body 42 are fixed at the top of the frame 1 through a bracket, and the feeding box body 41 and the discharging box body 42 are respectively arranged at the outer sides of the two ends of the roller 2;

the material conveying pipe 43 is fixedly connected between the feeding box body 41 and the discharging box body 42, and the material conveying pipe 43 is arranged at the inner side of the roller 2 in a penetrating way, specifically, referring to the attached figures 2 and 6 of the specification, one end of the material conveying pipe 43 is communicated in the feeding box body 41, and the other end of the material conveying pipe 43 is communicated in the discharging box body 42;

two groups of sundries collecting boxes 44 are fixedly connected with two sides of the material conveying pipe 43;

the ore pulp leakage hopper 45 is fixedly connected to the bottom of the material conveying pipe 43;

the clean water pipe 46 is fixedly arranged at the inner side of the roller 2, and one end of the clean water pipe 46 is communicated with the sundries collecting box 44.

The top of the feeding box body 41 and the discharging box body 42 are both provided with openings, and the feeding box body 41 is far away from one side of the conveying pipe 43 and is internally provided with an observation opening 411 in a through mode. Specifically, the feed is carried out from the opening at feeding box 41 top, thereby in the conveying pipeline 43 is carried to the ore pulp, refer to description figure 2 and description figure 3, under the great condition of ore pulp flow, it can discharge partial material to arrange material box 42, ore pulp hopper 45 communicates with conveying pipeline 43, the ore pulp gets into ore pulp hopper 45 from conveying pipeline 43 and discharges in, thereby avoided the direct inflow of material to strike 2 inner walls of cylinder, the ore pulp passes through ore pulp hopper 45 and slowly overflows to 2 inner walls of cylinder, the life of cylinder 2 has been improved, can see the outflow situation of the inside material of conveying pipeline 43 through viewing aperture 411.

The top of the sundries collecting box 44 is of an open structure, one end of the sundries collecting box 44 extends to the outer side of the roller 2, and a material guiding inclined plate 441 is fixedly connected to the inner wall surface of the sundries collecting box 44. Specifically, refer to specification figure 7, debris collecting box 44 left end is open structure, guide swash plate 441 slope sets up, have the guide effect to the material through guide swash plate 441, when cylinder 2 rotates, through the effect of a plurality of groups lath 5, with the material of the bottom in the cylinder 2 take the top in the cylinder 2, when the material moved the top in the cylinder 2, because its self gravity whereabouts, the material in the mid-air falls down in two sets of debris collecting box 44, thereby along with guide swash plate 441 discharges the outside of cylinder 2, screening efficiency has been improved.

Specifically, the clean water pipe 46 may be connected to a clean water delivery pipe, the clean water pipe 46 is a three-way pipe, two ends of the clean water pipe 46 are respectively connected to the two sundries collecting boxes 44, and the other end of the clean water pipe 46 extends to the outside of the drum 2.

The outflow state of the materials in the conveying pipe 43 can be seen through the observation port 411, and when the outflow amount is less, clear water can be conveyed into the sundries collecting box 44 through the clear water pipe 46, so that the outflow of the materials is promoted.

Two groups of auxiliary rings 6 are fixedly sleeved on the outer side of the transmission part 22, an annular limiting groove 7 is formed between the two groups of auxiliary rings 6, and the transmission wheel 34 is connected in the annular limiting groove 7. Specifically, two groups of annular limiting grooves 7 are arranged, four groups of driving wheels 34 are connected in the two groups of annular limiting grooves 7 in pairs respectively, the driving wheels 34 are limited through the annular limiting grooves 7, and the rotating stability of the roller 2 is improved.

The concentrated recovery tank 8 is fixedly arranged in the upper end of the frame 1 in a penetrating way.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides an ore pulp drum sieve which characterized in that: comprises a frame (1), a roller (2), two groups of transmission mechanisms (3), a feeding mechanism (4), a plurality of groups of laths (5) and a centralized recovery tank (8);

the roller (2) is arranged above the rack (1), the roller (2) comprises a screen part (21) and two groups of transmission parts (22), and the two groups of transmission parts (22) are respectively and fixedly connected to two ends of the screen part (21);

a plurality of groups of battens (5) are fixedly connected to the inner wall surface of the roller (2) in a regular annular array;

the two groups of transmission mechanisms (3) are respectively arranged at the lower ends of the two sides of the roller (2);

the feeding mechanism (4) is arranged on the roller (2);

the concentrated recovery tank (8) is fixedly arranged in the upper end of the rack (1) in a penetrating way.

2. An ore pulp trommel according to claim 1, characterized in that: drive mechanism (3) include motor (31), speed reducer (32), shaft coupling (33), two sets of drive wheels (34), four groups of bearing frame (35) and transmission shaft (36), wherein:

the motor (31) is arranged at the top of the frame (1);

the speed reducer (32) is arranged at the top of the rack (1), and the speed reducer (32) is connected with the output end of the motor (31);

the four groups of bearing seats (35) are arranged at the top of the rack (1) at intervals;

the transmission shaft (36) is fixedly arranged in the bearing inner rings of the four groups of bearing seats (35) in a penetrating way, and one end of the transmission shaft (36) is connected with the output end of the speed reducer (32) through a coupler (33);

the two groups of driving wheels (34) are fixedly sleeved on the transmission shaft (36).

3. An ore pulp trommel according to claim 1, characterized in that: feed mechanism (4) are including feed box (41), row material box (42), conveying pipeline (43), two sets of debris collecting box (44), ore pulp hopper (45) and clean water pipe (46), wherein:

the feeding box body (41) and the discharging box body (42) are fixed at the top of the rack (1) through a bracket, and the feeding box body (41) and the discharging box body (42) are respectively arranged at the outer sides of the two ends of the roller (2);

the material conveying pipe (43) is fixedly connected between the feeding box body (41) and the discharging box body (42), and the material conveying pipe (43) is arranged on the inner side of the roller (2) in a penetrating way;

two groups of sundries collecting boxes (44) are fixedly connected to two sides of the material conveying pipe (43);

the ore pulp leakage hopper (45) is fixedly connected to the bottom of the material conveying pipe (43);

the clean water pipe (46) is fixedly arranged at the inner side of the roller (2), and one end of the clean water pipe (46) is communicated with the sundries collecting box (44).

4. A pulp trommel according to claim 3, wherein: the top of feed box (41), discharge box (42) all are equipped with the opening, and feed box (41) keep away from conveying pipeline (43) one side in the intercommunication have seted up viewing aperture (411).

5. The pulp trommel of claim 3, wherein: the top of the sundries collecting box (44) is of an open structure, one end of the sundries collecting box (44) extends to the outer side of the roller (2), and a material guide inclined plate (441) is fixedly connected to the inner wall surface of the sundries collecting box (44).

6. The pulp trommel of claim 2, wherein: the outer side of the transmission part (22) is fixedly sleeved with two sets of auxiliary rings (6), an annular limiting groove (7) is formed between the two sets of auxiliary rings (6), and the transmission wheel (34) is connected in the annular limiting groove (7).

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