Impeller of sand washer

Abstract

The utility model relates to a sand washer impeller which comprises two connecting ring plates, a filter screen is connected between the inner ends of the opposite faces of the two connecting ring plates, and inclined shovel plates are arranged on the outer ring face of the filter screen in an annular array mode. The device further comprises a connecting piece and a cleaning piece, the connecting piece comprises a rotating shaft and a balance weight plate, the rotating shaft is jointly installed in the two connecting ring plates in a penetrating mode, fixing rings corresponding to the two connecting ring plates inside and outside are fixedly arranged outside the peripheral wall of the rotating shaft in a sleeving mode, and a plurality of connecting rods are connected between each fixing ring and the inner ring of the corresponding connecting ring plate. The cleaning part comprises a connecting cylinder, counterweight plates and cleaning rods, the connecting cylinder is rotationally arranged outside the rotating shaft between the two fixing rings in a sleeving mode, the counterweight plates are connected to the lower portions of the front end and the rear end of the peripheral wall of the connecting cylinder, the multiple cleaning rods are connected between the lower ends of the opposite faces of the two counterweight plates, and each cleaning rod is provided with a cleaning wire making contact with the lower portion of the filter screen. The sand washer solves the problem that when quartz sand is washed by the sand washer, the filter screen on the impeller is easily blocked by impurities, so that the filtering of the impurities is influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to quartz sand production technical field, concretely relates to a sand washer impeller. BACKGROUND

[0002] In the process of mining or processing, the surface of quartz sand is often attached with impurities such as mud and dust, which can affect the purity and quality of quartz sand. Through water washing, these impurities can be effectively separated and removed, thereby improving the quality of quartz sand. The wheel type sand washer is a commonly used sand washing equipment for quartz sand. The wheel bucket type sand washer drives the impeller in the water tank to rotate continuously in the water tank, so that the sand or slag particles in the water tank are stirred, turned over and elutriated in the water, and the water materials are discharged after dehydration in the impeller.

[0003] The sand washer impeller is provided with a filter screen for filtering out impurities. When quartz sand is cleaned, impurities or quartz sand particles can easily block the filter screen mesh. The blocked filter screen affects the passage of impurities, and impurities can easily mix into the cleaned quartz sand, affecting the cleaning effect of quartz sand. SUMMARY

[0004] The utility model discloses a sand washer impeller that can clean the filter screen during sand washing, thereby improving the cleaning effect of quartz sand.

[0005] To solve the above problems, the technical scheme of the utility model is as follows:

[0006] A sand washer impeller, comprising two connecting ring plates, a filter screen connected between the inner ends of the opposite faces of the two connecting ring plates, and an inclined scraper plate arranged in an annular array on the outer ring face of the filter screen; further comprising a connecting member and a cleaning member, the connecting member comprising a rotating shaft and a counterweight plate, the rotating shaft being commonly fitted in the two connecting ring plates, a fixed ring being fixedly arranged on the peripheral wall of the rotating shaft and corresponding to the inner and outer surfaces of the two connecting ring plates, and a plurality of connecting rods being connected between each fixed ring and the inner ring of the corresponding connecting ring plate; the cleaning member comprising a connecting cylinder, a counterweight plate and a cleaning rod, the connecting cylinder being rotatably sleeved on the rotating shaft between the two fixed rings, the counterweight plate being connected to the lower part of the front and rear ends of the peripheral wall of the connecting cylinder, a plurality of cleaning rods being connected between the lower ends of the opposite faces of the two counterweight plates, and a cleaning wire being arranged on each cleaning rod to contact the lower part of the filter screen.

[0007] Further, the plurality of connecting rods on each fixed ring are arranged in an annular array along the central axis of the fixed ring.

[0008] Further, the front and rear ends of the connecting cylinder are slidably connected to the fixed rings on the front and rear sides of the connecting cylinder, and the inner wall of the connecting cylinder is slidably connected to the outer wall of the rotating shaft.

[0009] Further, the counterweight plate is a fan ring plate body with one end narrow and the other end wide, the narrow end of the counterweight plate is fixedly connected to the lower end of the outer wall of the connecting cylinder, and the wide end is spaced from the filter screen.

[0010] Further, the filter screen is a cylinder with mesh, and the plurality of cleaning rods are on the same circular ring, and the circular ring on which the plurality of cleaning rods are located is concentric with the filter screen.

[0011] Further, the cleaning wire on the same cleaning rod is composed of a plurality of elastic steel wires in contact with the filter screen.

[0012] Through the above technical scheme, the beneficial effects of the utility model are as follows:

[0013] When the quartz sand is cleaned, the rotating shaft drives the filter screen to rotate through the connecting ring plate, the counterweight plate keeps a vertical state in the filter screen under the action of the self weight, a plurality of cleaning rods are connected between the two counterweight plates, the cleaning wire on the plurality of cleaning rods can clean the rotating filter screen in the process of rotating the filter screen, the utility model can reduce the filter screen blockage, facilitate subsequent cleaning of the quartz sand, and improve the cleaning effect of the quartz sand. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 is a structural schematic view of the utility model;

[0015] Fig. 2 is a sectional front view of the utility model;

[0016] Fig. 3 is a structural schematic view of the cleaning piece of the utility model;

[0017] Fig. 4 is a sectional left view of the connecting cylinder connecting the rotating shaft of the utility model.

[0018] The reference signs in the drawings are as follows: 1, connecting ring plate, 2, filter screen, 3, shovel plate, 4, rotating shaft, 5, connecting rod, 6, fixed ring, 7, connecting rod, 8, connecting cylinder, 9, counterweight plate, 10, cleaning rod, 11, cleaning wire. DETAILED DESCRIPTION

[0019] The utility model will be further described in combination with the drawings and the specific embodiment:

[0020] As Figs. 1-4As shown, a sand washer impeller, comprising two connecting ring plates 1, the connecting ring plates 1 are circular ring plates, a filter screen 2 is connected between the inner ends of the opposite faces of the two connecting ring plates 1, the outer ring face of the filter screen 2 is annularly arrayed with inclined shovel plates 3, the front and rear ends of the shovel plates are respectively connected to the opposite faces of the two connecting ring plates; further comprising a connecting member and a cleaning member, the connecting member comprises a rotating shaft 4 and a counterweight plate 9, the rotating shaft 4 is a circular rod body, the rotating shaft 4 is commonly penetrated into the two connecting ring plates 1, the rotating shaft 4 and the connecting ring plates 1 are coaxially arranged, the outer sleeve of the peripheral wall of the rotating shaft 4 is fixedly provided with fixed rings 6 corresponding to the inner and outer sides of the two connecting ring plates 1, the fixed rings 6 are circular ring bodies, a plurality of connecting rods 5 are connected between each fixed ring 6 and the inner ring of the corresponding connecting ring plate 1; the cleaning member comprises a connecting cylinder 8, the counterweight plate 9 and the cleaning rod 10, the connecting cylinder 8 is a circular cylinder with open ends, the inner diameter of the connecting cylinder 8 is matched with the diameter of the rotating shaft 4, the connecting cylinder 8 is rotatably sleeved on the outer side of the rotating shaft 4 between the two fixed rings 6, the peripheral wall of the connecting cylinder 8 is connected with the counterweight plate 9 at the lower part of the front and rear ends, a plurality of cleaning rods 10 are connected between the lower ends of the opposite faces of the two counterweight plates 9, and a cleaning wire 11 contacting the lower part of the filter screen 2 is arranged on each cleaning rod 10.

[0021] The plurality of connecting rods 5 on each fixed ring 6 are annularly arrayed along the central axis of the fixed ring 6, and the connecting rod 5 is a rectangular rod.

[0022] The front and rear ends of the connecting cylinder 8 are respectively in sliding contact with the fixed rings 6 on the front and rear sides of the connecting cylinder 8, and the inner wall of the connecting cylinder 8 is in sliding contact with the outer wall of the rotating shaft 4.

[0023] The counterweight plate 9 is a fan-shaped ring plate body with one end being narrow and the other end being wide, the narrow end of the counterweight plate 9 is fixedly connected to the outer wall of the connecting cylinder 8, and the wide end is spaced from the filter screen 2.

[0024] The filter screen 2 is a circular cylinder with mesh holes, a plurality of cleaning rods 10 are on the same circular ring, and the circular ring where the plurality of cleaning rods 10 are located is concentric with the filter screen 2.

[0025] The cleaning wires 11 on the same cleaning rod 10 are composed of a plurality of elastic steel wires contacting the filter screen 2.

[0026] In use, the rotating shaft 4 is connected to the cleaning tank, and the rotating shaft 4 is driven to rotate by the driving device on the cleaning tank; when the quartz sand in the cleaning tank is cleaned, the connecting ring plate 1 rotates with the rotating shaft 4, the shovel plate 3 drives the quartz sand mixed with impurities into the two shovel plates 3, and the impurities are filtered out through the filter screen 2 along with the water flow; since the two counterweight plates 9 are both fan-shaped ring plate bodies that are narrow at the top and wide at the bottom, and since the connecting barrels 8 connected to the two counterweight plates 9 are rotationally connected to the rotating shaft 4, in the process of rotation of the rotating shaft 4, the two counterweight plates 9 will keep the state of the wide end facing downward under the action of gravity, and the two counterweight plates 9 will not rotate with the rotating shaft 4, so that the plurality of cleaning rods 10 keep in the initial position, therefore, after the impurities or quartz sand particles in the quartz sand block the mesh holes of the filter screen 2, in the process of rotation of the connecting ring plate 1 driven by the rotating shaft 4 and the filter screen 2 rotating with the connecting ring plate 1, the cleaning wires 11 on the plurality of cleaning rods 10 can clean the rotating filter screen 2, and under the action of the cleaning wires 11, the impurities or quartz sand particles on the filter screen 2 are removed from the mesh holes of the filter screen, therefore, the utility model can reduce the blockage of the filter screen, facilitate the subsequent cleaning of the quartz sand, and improve the cleaning effect of the quartz sand.

[0027] The preferred embodiments of the utility model are described in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and any equivalent or equivalent transformation or replacement of the technical solutions of the utility model within the scope of the utility model without departing from the spirit of the utility model is within the protection scope of the utility model.

Claims

1. A sand washer impeller, comprising two connecting ring plates (1), a filter screen (2) is connected between the inner ends of the opposite faces of the two connecting ring plates (1), and the outer ring face of the filter screen (2) is annularly arrayed with inclined spades (3); characterized in that, The connecting piece comprises a rotating shaft (4) and a counterweight plate (9), the rotating shaft (4) is arranged in the two connecting ring plates (1), the outer wall of the rotating shaft (4) is sleeved with a fixed ring (6) corresponding to the inner and outer of the two connecting ring plates (1), and a plurality of connecting rods (5) are connected between each fixed ring (6) and the corresponding connecting ring plate (1); the cleaning piece comprises a connecting cylinder (8), a counterweight plate (9) and a cleaning rod (10), the connecting cylinder (8) is rotatably sleeved on the rotating shaft (4) between the two fixed rings (6), the lower part of the front and rear ends of the connecting cylinder (8) is connected with the counterweight plate (9), a plurality of cleaning rods (10) are connected between the lower ends of the opposite surfaces of the two counterweight plates (9), and the cleaning wire (11) contacting the lower part of the filter screen (2) is arranged on each cleaning rod (10).

2. A sand washer impeller according to claim 1, wherein The plurality of connecting rods (5) on each fixed ring (6) are arranged in a ring shape along the central axis of the fixed ring (6).

3. A sand washer impeller according to claim 1, wherein The front and rear ends of the connecting cylinder (8) are in sliding contact with the fixed rings (6) on the front and rear sides of the connecting cylinder (8), and the inner wall of the connecting cylinder (8) is in sliding contact with the outer wall of the rotating shaft (4).

4. A sand washer impeller according to claim 1, wherein The counterweight plate (9) is a fan-shaped ring plate body with one end being narrow and the other end being wide, the narrow end of the counterweight plate (9) is fixedly connected with the lower end of the outer wall of the connecting cylinder (8), and the wide end is spaced from the filter screen (2).

5. A sand washer impeller according to claim 1, wherein The filter screen (2) is a cylinder with mesh holes, the plurality of cleaning rods (10) are on the same circular ring, and the circular ring where the plurality of cleaning rods (10) are located is concentric with the filter screen (2).

6. A sand washer impeller according to claim 1, wherein The cleaning wires (11) on the same cleaning rod (10) are composed of a plurality of elastic steel wires contacting the filter screen (2).

Images