CN217910877U

CN217910877U - Spiral classifier

Info

Publication number: CN217910877U
Application number: CN202221833148.XU
Authority: CN
Inventors: 秦峰; 马丽梅; 陈兴斌
Original assignee: Zhonghui Dandong Precision Machinery Manufacturing Co ltd
Current assignee: Zhonghui Dandong Precision Machinery Manufacturing Co ltd
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2022-11-29
Anticipated expiration: 2032-07-18

Abstract

The utility model discloses a spiral classifier relates to ore dressing equipment technical field, including cell body, overflow launder, helical blade, overflow baffle and mixing box, the cell body slope is installed on the mounting bracket, the overflow launder sets up cell body low side one end, overflow baffle sliding connection is in the overflow launder, the mixing box sets up the overflow launder top, the overflow launder bottom is connected with the collecting box, the collecting box bottom is connected with the drain pipe, the feed inlet has been seted up to mixing box upper wall one side, the mixing box is close to feed inlet a lateral wall is connected with the inlet tube, the mixing box is kept away from inlet tube one side below has seted up the ore pulp export, the sand discharge mouth has been seted up to cell body high side one end below, and this device can make mineral aggregate and water preliminary mixing through the mixing box, forms the ore pulp, reduces the emergence of the caking condition, can adjust the settling time of mineral aggregate in aqueous through changing overflow baffle height.

Description

Spiral classifier

Technical Field

The utility model relates to a mineral processing equipment technical field specifically is a spiral classifier.

Background

The spiral classifier is one of mineral separation equipment, and is a mechanical classification equipment by means of the principle that the specific gravity of solid particles is different, so that the sedimentation speed in liquid is different, and the principle is that mineral aggregate is poured into the water in the tank body, smaller and lighter particles can float above the water, smaller and lighter particles in the mineral aggregate can flow out through an overflow port along with the flow of the water, larger and heavier particles are settled at the bottom of the tank body, and are conveyed to a sand return port at the upper end of the tank body by a rotating spiral blade and discharged, so that the classification effect is achieved.

In the utility model patent with publication number CN215901947U, a spiral classifier is disclosed, comprising a spiral device, the spiral device comprises more than one spiral blade, the outer edge of more than one spiral blade is respectively provided with a rubber ring, the outer edge of the rubber ring is provided with a brush, the more than one spiral blade is fixed on a rotating shaft, the rotating shaft is arranged in a groove body, the rotating shaft is connected with an output shaft of a motor through a belt, the oblique lower end of the groove body is provided with a feeding port, and the oblique upper end of the groove body is provided with a sand return port; the utility model discloses a through increase rubber circle and brush in helical blade's outside, improve spiral classifier's classification efficiency.

However, the existing devices have the following problems to be solved: when different mineral aggregates are classified, the overflow height of water needs to be adjusted in order to change the settling time of the mineral aggregates in the water; when the mineral aggregate is directly put into the tank body, the agglomeration phenomenon is easy to occur, and the fusion effect of the mineral aggregate and water is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a spiral classifier to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a spiral classifier comprises a tank body, an overflow tank, a spiral blade, an overflow baffle and a mixing box; the trough body is obliquely arranged on the mounting frame, the spiral blade is rotationally connected in the trough body and driven by a motor, the overflow trough is arranged at one end of the lower side of the trough body, the overflow baffle is slidably connected in the overflow trough, and the mixing box is arranged above the overflow trough; a mounting rod is fixedly connected above the overflow baffle in the overflow groove, a threaded hole is formed in the mounting rod, a threaded rod is screwed in the threaded hole, and the lower end of the threaded rod is rotatably connected to the overflow baffle; the bottom of the overflow groove is connected with a collecting box, and the bottom of the collecting box is connected with a drain pipe; a feed inlet is formed in one side of the upper wall of the mixing box, a water inlet pipe is connected to one side wall of the mixing box, which is close to the feed inlet, and a pulp outlet is formed in the lower portion of one side of the mixing box, which is far away from the water inlet pipe; and a sand discharge port is formed below one end of the high side of the tank body.

Preferably, the mixing box is internally provided with a plurality of groups of stop rods fixedly connected below the feed inlet, and each group of stop rods are arranged in a staggered manner.

Preferably, a pair of sliding grooves is formed in the inner wall surface of the overflow groove, and the overflow baffle is connected in the pair of sliding grooves in a sliding manner.

Preferably, a filter plate is arranged at the joint of the overflow groove and the collection box.

Preferably, a rotary disc is fixedly connected to the upper end of the threaded rod.

Preferably, a hopper is fixedly connected above the feeding hole.

Preferably, the outer wall surfaces of two sides of the mixing box are fixedly connected with connecting plates, screws are screwed in the connecting plates, a plurality of positioning grooves are formed in the outer surface of the overflow groove, and one ends of the screws are arranged in the positioning grooves.

Advantageous effects

The utility model provides a spiral classifier possesses following beneficial effect:

1. the mineral aggregate and water can be preliminarily mixed through the mixing box to form ore pulp, and the mineral aggregate falling from the feed inlet can be dispersed through the baffle rods arranged in a staggered manner, so that the mineral aggregate is fully contacted with the water flowing out of the water inlet pipe, the caking condition is reduced, and the fusion effect of the mineral aggregate and the water is improved;

2. the threaded rod can be rotated by rotating the turntable, and the height of the overflow baffle can be changed by rotating the threaded rod, so that the overflow height of ore pulp is changed, and the settling time of ore materials in water is adjusted;

3. through changing the position of mixing box, can make the ore pulp export keep away from or be close to overflow baffle, improve the classification effect.

Drawings

Fig. 1 is a front view of the present invention;

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

FIG. 3 is an enlarged view of A in FIG. 2;

fig. 4 isbase:Sub>A cross-sectional viewbase:Sub>A-base:Sub>A of fig. 2.

In the figure: 1. a trough body; 2. an overflow trough; 3. a helical blade; 4. a motor; 5. an overflow baffle; 6. mounting a rod; 7. a threaded rod; 8. a turntable; 9. a chute; 10. a filter plate; 11. a collection box; 12. a drain pipe; 13. a mixing box; 14. a water inlet pipe; 15. a feed inlet; 16. a hopper; 17. a stop lever; 18. an ore pulp outlet; 19. a sand discharge port; 20. a mounting frame; 21. a connecting plate; 22. and (6) positioning a groove.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a spiral classifier comprises a tank body 1, an overflow tank 2, a spiral blade 3, an overflow baffle 5 and a mixing box 13; the tank body 1 is obliquely arranged on a mounting frame 20, the spiral blade 3 is rotatably connected in the tank body 1, the spiral blade 3 is driven by a motor 4, the overflow groove 2 is arranged at one end of the lower side of the tank body 1, the overflow baffle 5 is slidably connected in the overflow groove 2, and the mixing box 13 is arranged above the overflow groove 2; a mounting rod 6 is fixedly connected above the overflow baffle 5 in the overflow groove 2, a threaded hole is formed in the mounting rod 6, a threaded rod 7 is screwed in the threaded hole, and the lower end of the threaded rod 7 is rotatably connected to the overflow baffle 5; the bottom of the overflow groove 2 is connected with a collecting box 11, and the bottom of the collecting box 11 is connected with a drain pipe 12; a feed inlet 15 is formed in one side of the upper wall of the mixing box 13, a water inlet pipe 14 is connected to one side wall of the mixing box 13 close to the feed inlet 15, and an ore pulp outlet 18 is formed in the lower portion of one side of the mixing box 13 far away from the water inlet pipe 14; a sand discharge port 19 is formed below one high-side end of the tank body 1; a plurality of groups of stop rods 17 are fixedly connected below the feed port 15 in the mixing box 13, and each group of stop rods 17 are arranged in a staggered manner; a pair of sliding grooves 9 is formed in the inner wall surface of the overflow groove 2, and the overflow baffle 5 is connected in the sliding grooves 9 in a sliding manner; a filter plate 10 is arranged at the joint of the overflow groove 2 and the collection box 11; the upper end of the threaded rod 7 is fixedly connected with a rotary table 8; a hopper 16 is fixedly connected above the feeding hole 15; the outer wall surfaces of two sides of the mixing box 13 are fixedly connected with connecting plates 21, screws are screwed in the connecting plates 21, a plurality of positioning grooves 22 are formed in the outer surface of the overflow groove 2, and one ends of the screws are arranged in the positioning grooves 22.

Example (b): when in use, the motor 4 is communicated with an external power supply and an external controller through a lead, and the water inlet pipe 14 is connected with an external water source; the ore material is put into a hopper 16, the ore material falling from a feeding hole 15 can be dispersed through baffle rods 17 arranged in a staggered mode, the ore material is fully contacted with water flowing out of a water inlet pipe 14, agglomeration is prevented, the ore material and the water can be mixed through a mixing box 13 to form ore pulp, and the ore pulp is discharged into an overflow groove 2 through an ore pulp outlet 18; the motor 4 drives the helical blade 3 to rotate, so that the mineral aggregate precipitated at the bottom of the tank body 1 can be conveyed to the sand discharge port 19 to be discharged; the threaded rod 7 can be rotated by rotating the rotary disc 8, the height of the overflow baffle 5 can be changed by rotating the threaded rod 7, so that the overflow height of ore pulp is changed, the ore pulp overflowing through the overflow baffle 5 can flow into the collecting box 11 and flow out through the drain pipe 12, impurities floating above the water surface can be filtered through the filter plate 10, and the impurities are prevented from entering the next working procedure; the mixing box 13 can be moved by screwing the screws on the connecting plate 21 out of the current positioning grooves 22 and the screws are screwed into the positioning grooves 22 at the corresponding positions after movement to realize the change of the position of the pulp outlet 18 above the overflow chute 2, so that the pulp outlet 18 is far away from or close to the overflow baffle 5.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A spiral classifier is characterized by comprising a groove body (1), an overflow groove (2), a spiral blade (3), an overflow baffle (5) and a mixing box (13); the trough body (1) is obliquely arranged on a mounting frame (20), the spiral blade (3) is rotatably connected in the trough body (1), the spiral blade (3) is driven by a motor (4), the overflow trough (2) is arranged at one end of the lower side of the trough body (1), the overflow baffle (5) is slidably connected in the overflow trough (2), and the mixing box (13) is arranged above the overflow trough (2); a mounting rod (6) is fixedly connected above the overflow baffle (5) in the overflow groove (2), a threaded hole is formed in the mounting rod (6), a threaded rod (7) is screwed in the threaded hole, and the lower end of the threaded rod (7) is rotatably connected to the overflow baffle (5); the bottom of the overflow trough (2) is connected with a collecting box (11), and the bottom of the collecting box (11) is connected with a drain pipe (12); a feed inlet (15) is formed in one side of the upper wall of the mixing box (13), a water inlet pipe (14) is connected to one side wall of the mixing box (13) close to the feed inlet (15), and a pulp outlet (18) is formed in the lower portion of one side, far away from the water inlet pipe (14), of the mixing box (13); a sand discharge opening (19) is formed below one high-side end of the tank body (1).

2. A spiral classifier according to claim 1, wherein a plurality of groups of stop rods (17) are fixedly connected to the mixing box (13) below the feed inlet (15), and each group of stop rods (17) are arranged in a staggered manner.

3. The spiral classifier according to claim 1, wherein a pair of chutes (9) are formed on the inner wall surface of the overflow chute (2), and the overflow baffle (5) is slidably connected in the pair of chutes (9).

4. A spiral classifier as claimed in claim 1, characterized in that the overflow launder (2) is provided with a filter plate (10) at the connection to the collection tank (11).

5. A spiral classifier as claimed in claim 1, characterized in that a rotary disc (8) is fastened to the upper end of the threaded rod (7).

6. A spiral classifier as claimed in claim 1, wherein a hopper (16) is secured above the feed inlet (15).

7. The spiral classifier according to claim 1, wherein the outer wall surfaces of both sides of the mixing box (13) are fixedly connected with connecting plates (21), screws are screwed in the connecting plates (21), the outer surface of the overflow chute (2) is provided with a plurality of positioning grooves (22), and one ends of the screws are arranged in the positioning grooves (22).