Search

CN-224220850-U - Mine sewage filtering device

CN224220850UCN 224220850 UCN224220850 UCN 224220850UCN-224220850-U

Abstract

The utility model relates to the technical field of sewage filtration, in particular to a mine sewage filtration device which comprises a filter cylinder, a filtration component and a driving component, wherein the filter cylinder comprises an upper cylinder body and a lower cylinder body, the upper cylinder body and the lower cylinder body are arranged in an up-down structure, a gap for impurity removal is reserved between the upper cylinder body and the lower cylinder body, the filtration component comprises a fixed sleeve and an elastic net fixedly connected in the fixed sleeve, the elastic net is provided with a first form and a second form which are controlled by tension, a downward concave filtration curved surface is formed in the first form, and an upward convex impurity stripping curved surface is formed in the second form. According to the utility model, the elastic net is converted into the second form, so that impurities are stripped from the elastic net under the action of force generated by deformation of the elastic net and self gravity, are discharged along a gap between the upper cylinder and the lower cylinder, the blocked filter screen can be cleaned in a non-stop state, the increase of operation cost caused by frequent stop maintenance is avoided, and the potential safety hazard in the disassembly process is reduced.

Inventors

  • WANG ZE

Assignees

  • 准格尔旗美日煤炭有限责任公司

Dates

Publication Date
20260512
Application Date
20250508

Claims (9)

  1. 1. A mine sewage filter device, comprising: The filter cartridge comprises an upper cylinder body (1) and a lower cylinder body (3), wherein the upper cylinder body (1) and the lower cylinder body (3) are arranged in an up-down structure, and a gap for impurity removal is reserved between the upper cylinder body (1) and the lower cylinder body (3); The filtering assembly comprises a fixed sleeve (17) and an elastic net (18) fixedly connected in the fixed sleeve (17), wherein the elastic net (18) is provided with a first form and a second form of tension force control, a downward concave filtering curved surface is formed in the first form, and an upward convex impurity stripping curved surface is formed in the second form; A sealing sleeve (14) which is connected with the inner wall of the upper cylinder body (1) in a sliding way; the sealing gasket (15) is fixedly arranged at the bottom of the sealing sleeve (14); the connecting plate (13) is fixedly arranged on the inner wall of the sealing sleeve (14); The end part of the suspender (12) penetrates through the connecting plate (13) and is fixedly connected with the connecting plate, and the bottom of the suspender (12) is fixedly connected with the elastic net (18); the driving assembly is arranged on the outer wall of the upper cylinder body (1) and used for controlling the form conversion of the elastic net (18).
  2. 2. The mine sewage filtering device according to claim 1, wherein the top of the upper cylinder (1) is provided with a centripetally contracted conical flow guide part, and the top end of the conical flow guide part is welded with a water inlet pipe (2).
  3. 3. The mine sewage filtering device according to claim 2, wherein the bottom of the lower cylinder (3) is provided with an inverted cone-shaped water collecting bucket (4), and the bottom of the water collecting bucket (4) is connected with the bottom end of the drain pipe (5) through a flange.
  4. 4. The mine sewage filtering device as claimed in claim 3, wherein the driving assembly comprises a cylinder (8) fixedly arranged on the outer wall of the upper cylinder body (1), and the output end of the cylinder (8) penetrates through the upper cylinder body (1) and extends into the upper cylinder body.
  5. 5. The mine sewage filtering device according to claim 4, wherein the inner wall of the upper cylinder body (1) is fixedly connected with a supporting rod (9), the inner wall of the supporting rod (9) is rotatably connected with a guide wheel (10), the end part of the air cylinder (8) is fixedly connected with a rope (11), and the bottom of the rope (11) is fixedly connected with a suspender (12).
  6. 6. The mine sewage filtering device as claimed in claim 5, wherein a sealing ring is arranged between the upper cylinder (1) and the sealing sleeve (14).
  7. 7. The mine sewage filtering device of claim 6, wherein a first cambered surface (16) is formed at the top of the lower cylinder (3), a second cambered surface (19) is formed at the top of the fixed sleeve (17), the first cambered surface (16) and the second cambered surface (19) are tangentially arranged, and the diameters of the first cambered surface (16) and the second cambered surface (19) are gradually decreased from top to bottom.
  8. 8. The mine sewage filtering apparatus as set forth in claim 7, wherein the top surface of the elastic net (18) formed by upward protrusion is tangent to the second cambered surface (19).
  9. 9. The mine sewage filtering device as claimed in claim 7, further comprising a supporting frame (7), wherein two mounting sleeves (6) are fixedly connected to the inner wall of the supporting frame (7), the mounting sleeve (6) located above is fixedly connected with the upper cylinder (1), and the mounting sleeve (6) located below is fixedly connected with the lower cylinder (3).

Description

Mine sewage filtering device Technical Field The utility model relates to the technical field of sewage filtration, in particular to a mine sewage filtration device. Background A mine sewage filtering device is a device for treating mine sewage. There are commonly filtering devices which combine physical filtration and chemical adsorption, and the like, and the filtering devices mainly have the function of removing impurities in mine sewage. Through the multi-layer filter screen, large-particle impurities are intercepted first, and then fine particles and harmful substances are adsorbed, so that sewage is purified. In the existing mine sewage treatment device, the filtering is usually carried out from coarse to fine, and the particle impurities in the mine sewage are relatively more, when the sewage is filtered through the filter screen installed in the device, the filter screen is frequently easy to block, at the moment, the equipment operation is required to be stopped, the filter screen is detached for cleaning, however, the operation cost is increased due to frequent shutdown maintenance, and certain potential safety hazards exist. Disclosure of utility model Based on the technical problems that when the filter screen installed in the device filters sewage, the filter screen is frequently easy to be blocked, and equipment operation is stopped and the filter screen is detached for cleaning at the moment, however, frequent shutdown maintenance can increase the operation cost and has a certain potential safety hazard, the utility model provides a mine sewage filtering device. The utility model provides a mine sewage filtering device, which comprises a filtering cylinder, a filtering component, a hanging rod, a connecting plate, a sealing sleeve, a sealing gasket and a driving component, wherein the filtering cylinder comprises an upper cylinder body and a lower cylinder body which are arranged in an up-down structure, and a gap for removing impurities is reserved between the upper cylinder body and the lower cylinder body; The filter assembly comprises a fixed sleeve and an elastic net fixedly connected in the fixed sleeve, wherein the elastic net is provided with a first form and a second form which are controlled by tension, a downward concave filter curved surface is formed in the first form, and an upward convex impurity stripping curved surface is formed in the second form; The sealing gasket is fixedly arranged at the bottom of the sealing sleeve; the end part of the suspender penetrates through the connecting plate and is fixedly connected with the connecting plate, and the bottom of the suspender is fixedly connected with the elastic net; the driving component is arranged on the outer wall of the upper cylinder body and used for controlling the form conversion of the elastic net. Further, a centripetal contracted conical flow guide part is arranged at the top of the upper cylinder body, and a water inlet pipe is welded at the top end of the conical flow guide part. Further, the bottom of the lower cylinder body is provided with an inverted cone-shaped water collecting bucket, and the bottom of the water collecting bucket is connected to the bottom end of the drain pipe through a flange. Further, the drive assembly includes the cylinder of fixed mounting at last barrel outer wall, the cylinder output runs through the barrel and extends to its inside, go up barrel inner wall fixedly connected with bracing piece, the bracing piece inner wall rotates and is connected with the leading wheel, cylinder end fixedly connected with rope, rope bottom and jib fixed connection. Further, a sealing ring is arranged between the upper cylinder body and the sealing sleeve. Further, a first cambered surface is formed in the top of the lower cylinder body, a second cambered surface is formed in the top of the fixing sleeve, the first cambered surface and the second cambered surface are tangentially arranged, and the diameters of the first cambered surface and the second cambered surface are decreased from top to bottom. Further, the top surface formed after the elastic net protrudes upwards is tangent to the second cambered surface. Further, the device also comprises a support frame, wherein the inner wall of the support frame is fixedly connected with two mounting sleeves, the mounting sleeve positioned above is fixedly connected with the upper cylinder, and the mounting sleeve positioned below is fixedly connected with the lower cylinder. By means of the technical scheme, the beneficial effects of the utility model are as follows: 1. According to the utility model, the elastic net is controlled to be in a first form through the driving assembly, a downward concave filtering curved surface is formed, sewage is filtered, the elastic net is converted into a second form, an upward convex impurity stripping curved surface is formed, impurities are stripped from the elastic net under the action of force generated by defor