CN212215878U

CN212215878U - Internal cavity structure of spiral classifier

Info

Publication number: CN212215878U
Application number: CN202020750392.4U
Authority: CN
Inventors: 包崇让; 陈同惠
Original assignee: Yunnan Tianding Technology Co ltd
Current assignee: Yunnan Tianding Technology Co ltd
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2020-12-25
Anticipated expiration: 2030-05-09

Abstract

The utility model discloses an inside cavity structure of spiral classifier, including the grading groove, the main shaft has been cup jointed in the inside rotation of grading groove, the outside of main shaft is provided with helical blade, the outer wall of main shaft is a plurality of connecting rods of annular array equidistance fixedly connected with, the one end and the helical blade fixed connection of connecting rod, the one end symmetry of main shaft outer wall is provided with the connecting block, one side that two connecting blocks are mutually contradictory all is provided with the flow increasing plate, the through-hole has been seted up at the top of flow increasing plate, the inner chamber of through-hole slides and has cup jointed the carrier bar, the one end and the connecting block fixed connection of. The utility model discloses utilize the mode that sets up of flow increasing plate, flow increasing plate can rotate and slide from top to bottom on the carrier bar to can adjust its angle and height, thereby make flow increasing plate stir the ore or the powdered material of separating tank bottom one side rivers bottom, avoid its bottom to pile up the ore material for a long time, cause destruction, improve its life to the spiral classifier.

Description

Internal cavity structure of spiral classifier

Technical Field

The utility model relates to a cavity structure field, in particular to spiral classifier's inside cavity structure.

Background

A spiral classifier is one of mineral processing apparatuses, and is an apparatus for mechanically classifying mineral particles by using the principle that the specific gravity of solid particles is different and thus the sedimentation speed in a liquid is different. The material powder ground in the mill can be filtered, then the coarse material can be screwed into the feeding hole of the mill by utilizing the spiral plate rotary vane, and the filtered fine material can be discharged from overflow pipe. Spiral classifier is abbreviated as classifier.

However, when the existing spiral classifier is used for classifying and dressing ores, because the spiral blade is of a hollow structure, when the ores are classified and selected for a long time, the bottom of the inclined end in the cavity of the spiral classifier is easy to stack the ores or powder materials.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an inside cavity structure of spiral classifier to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an inside cavity structure of spiral grader, includes the grading groove, the main shaft has been cup jointed in the inside rotation of grading groove, the outside of main shaft is provided with helical blade, the outer wall of main shaft is a plurality of connecting rods of annular array equidistance fixedly connected with, the one end and the helical blade fixed connection of connecting rod, the one end symmetry of main shaft outer wall is provided with connecting block, two one side that the connecting block is contradictory all is provided with the flow increasing plate, the through-hole has been seted up at the top of flow increasing plate, the inner chamber slip of through-hole has cup jointed the carrier bar, the one end and the connecting block fixed connection of carrier bar.

Preferably, two the spread groove has been seted up to the relative one side of connecting block, the fixed anti-skidding leather packing that has cup jointed in inner chamber of spread groove, the equal fixedly connected with fixed block in both sides of connecting block, the top of fixed block is provided with fixing bolt, two the fixed block passes through fixing bolt fixed connection.

Preferably, fastening bolts are inserted and sleeved in equidistant threads on one side of the flow increasing plate, and one ends of the fastening bolts are attached to the bearing rods.

Preferably, one side of the top of the grading tank is fixedly connected with an overflow weir, the top of the overflow weir is provided with an overflow port, and one side of the overflow port is provided with a baffle.

Preferably, the front surface of the baffle is symmetrically provided with slide holes, the inner cavity of each slide hole is sleeved with two positioning bolts in a sliding manner, and one ends of the outer walls of the positioning bolts are sleeved with the overflow weir in a threaded manner.

Preferably, a scraper is arranged on one side of the bottom of the inner cavity of the grading groove, fixing rods are fixedly connected to the two sides of the scraper, and one end of each fixing rod is fixedly connected with the grading groove.

The utility model discloses a technological effect and advantage:

(1) the utility model utilizes the arrangement mode of the flow increasing plate, the flow increasing plate can rotate and slide up and down on the bearing rod, so that the angle and the height of the flow increasing plate can be adjusted, the flow increasing plate can stir the ore or the powdery material at the bottom of the water flow at one side of the bottom of the separation tank, the ore material is prevented from being accumulated at the bottom of the separation tank for a long time, the spiral classifier is damaged, and the service life of the spiral classifier is prolonged;

(2) the utility model discloses utilize the mode that sets up of baffle, the baffle can slide from top to bottom on positioning bolt to can adjust the height of overflow mouth, thereby overflow in grades to the powdered of difference, improve its practicality.

Drawings

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

Fig. 2 is a schematic view of the side internal structure of the present invention.

Fig. 3 is a schematic view of the overall structure of the flow increasing plate of the present invention.

Fig. 4 is the overall structure diagram of the baffle of the present invention.

In the figure: 1. grading grooves; 2. a main shaft; 3. a helical blade; 4. a connecting rod; 5. connecting blocks; 6. an anti-skid leather pad; 7. a carrier bar; 8. a flow increasing plate; 9. a through hole; 10. a fixed block; 11. fixing the bolt; 12. fastening a bolt; 13. an overflow weir; 14. an overflow port; 15. a baffle plate; 16. a slide hole; 17. positioning the bolt; 18. a squeegee; 19. and (5) fixing the rod.

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.

The utility model provides an internal cavity structure of a spiral classifier as shown in figures 1-4, which comprises a classifying groove 1, a main shaft 2 is sleeved in the classifying groove 1 in the internal rotation way, a spiral blade 3 is arranged outside the main shaft 2, a scraper 18 is arranged at one side of the bottom of the inner cavity of the classifying groove 1, the scraper 18 can limit the position of ore driven by the spiral blade 3, so as to discharge the ore from a sediment discharge port, one side of the scraper 18 and the spiral blade 3 work together but not interfere the rotation of the spiral blade 3, both sides of the scraper 18 are fixedly connected with a fixed rod 19, one end of the fixed rod 19 is fixedly connected with the classifying groove 1, the outer wall of the main shaft 2 is fixedly connected with a plurality of connecting rods 4 in an annular array with equal distance, one end of the connecting rods 4 is fixedly connected with the spiral blade 3, connecting blocks 5 are symmetrically arranged at one end of the outer wall of the main shaft 2, one side of two connecting blocks 5, the top of the flow increasing plate 8 is provided with a through hole 9, the inner cavity of the through hole 9 is sleeved with a bearing rod 7 in a sliding manner, the bearing rod 7 can enable the flow increasing plate 8 to be relatively lengthened or shortened, so that the flow increasing plate is suitable for different working environments, and one end of the bearing rod 7 is fixedly connected with the connecting block 5;

the opposite sides of the two connecting blocks 5 are provided with connecting grooves, the inner cavities of the connecting grooves are fixedly sleeved with anti-skid leather pads 6, both sides of the connecting blocks 5 are fixedly connected with fixing blocks 10, the tops of the fixing blocks 10 are provided with fixing bolts 11, the two fixing blocks 10 are fixedly connected through the fixing bolts 11, one side of the flow increasing plate 8 is equidistantly threaded and sleeved with fastening bolts 12 in an inserting and sleeving manner, one ends of the fastening bolts 12 are attached to the bearing rod 7, when the flow increasing plate 8 rotates towards the overflow weir 13, water flow can be enhanced to drive powdery materials to be discharged, when the flow increasing plate 8 rotates towards the spiral blades 3, the flow increasing plate 8 can transport ores at the bottom of the grading groove 1, and submerged ores are prevented from being accumulated;

one side fixedly connected with overflow weir 13 at 1 top in hierarchical groove, overflow mouth 14 has been seted up at overflow weir 13's top, and one side of overflow mouth 14 is provided with baffle 15, and the height of adjustment baffle 15 just can make hierarchical groove 1 inside pile up how much of discharge, and slide opening 16 has been seted up to baffle 15's front symmetry, and two positioning bolt 17 have been cup jointed in slide opening 16's inner chamber, and the one end of positioning bolt 17 outer wall and overflow weir 13 screw thread cup joint.

The utility model discloses the theory of operation: when the ore is classified and screened, the positions of the two flow increasing plates 8 on the main shaft 2 are adjusted, the fixing bolts 11 are loosened, the two connecting blocks 5 slide on the main shaft 2 until the two connecting blocks move to proper positions, then the fixing bolts 11 are fastened, and the positions of the connecting blocks 5 are fixed;

then loosening the fastening bolts 12 to enable the flow increasing plate 8 to slide on the bearing rod 7, adjusting the length of the flow increasing plate, then rotating the flow increasing plate 8 relative to the bearing rod 7 to adjust the angle of the flow increasing plate 8, and after the flow increasing plate 8 is adjusted, fixing the position of the flow increasing plate 8 by using the fastening bolts 12;

after the flow increasing plate 8 is adjusted, the positioning bolts 17 are loosened, so that the baffle plate 15 slides on the positioning bolts 17, the height of the overflow port 14 is adjusted, and after the position of the baffle plate 15 is adjusted, the positioning bolts 17 are fastened;

when the separator works, the main shaft 2 rotates to drive the spiral blades 3 to convey ores at the bottom of the grading tank 1, so that the ores are discharged from a sediment discharge port under the action of the scraper 18, floating materials are discharged from an overflow port 14 along with water flow, and the flow increasing plate 8 is driven by the main shaft 2 to stir and convey the materials at the bottom of the separator, so that the materials are discharged.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard parts that use all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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. The utility model provides an inside cavity structures of spiral grader, includes hierarchical groove (1), its characterized in that, the inside of hierarchical groove (1) is rotated and is cup jointed main shaft (2), the outside of main shaft (2) is provided with helical blade (3), the outer wall of main shaft (2) is a plurality of connecting rods (4) of ring array equidistance fixedly connected with, the one end and helical blade (3) fixed connection of connecting rod (4), the one end symmetry of main shaft (2) outer wall is provided with connecting block (5), two one side that connecting block (5) contradict each other all is provided with flow increasing plate (8), through-hole (9) have been seted up at the top of flow increasing plate (8), carrier bar (7) have been cup jointed in the inner chamber slip of through-hole (9), the one end and connecting block (5) fixed connection of carrier bar (7).

2. The internal cavity structure of the spiral classifier according to claim 1, wherein one side of each of the two connecting blocks (5) opposite to each other is provided with a connecting groove, an inner cavity of each connecting groove is fixedly sleeved with an anti-skid leather pad (6), both sides of each connecting block (5) are fixedly connected with fixing blocks (10), the top of each fixing block (10) is provided with a fixing bolt (11), and the two fixing blocks (10) are fixedly connected through the fixing bolts (11).

3. The internal chamber structure of the spiral classifier according to claim 1, wherein fastening bolts (12) are threaded and sleeved on one side of the flow increasing plate (8) at equal intervals, and one end of each fastening bolt (12) is attached to the bearing rod (7).

4. The internal chamber structure of the spiral classifier according to claim 1, wherein an overflow weir (13) is fixedly connected to one side of the top of the classifying trough (1), an overflow port (14) is formed in the top of the overflow weir (13), and a baffle (15) is arranged on one side of the overflow port (14).

5. The internal cavity structure of the spiral classifier according to claim 4, wherein slide holes (16) are symmetrically formed in the front surface of the baffle (15), two positioning bolts (17) are slidably sleeved in the inner cavity of each slide hole (16), and one end of the outer wall of each positioning bolt (17) is in threaded sleeve connection with the overflow weir (13).

6. The internal chamber structure of the spiral classifier as claimed in claim 1, wherein a scraper (18) is provided at one side of the bottom of the inner chamber of the classifying trough (1), a fixing rod (19) is fixedly connected to both sides of the scraper (18), and one end of the fixing rod (19) is fixedly connected to the classifying trough (1).