CN210698974U

CN210698974U - Sewage purification device for oil field

Info

Publication number: CN210698974U
Application number: CN201920878154.9U
Authority: CN
Inventors: 封宇航
Original assignee: Yanchang Oil Field Co Ltd
Current assignee: Yanchang Oil Field Co Ltd
Priority date: 2019-06-12
Filing date: 2019-06-12
Publication date: 2020-06-09
Anticipated expiration: 2029-06-12

Abstract

The utility model discloses a sewage purification device for oil field, which comprises a rectangular filter box, wherein the upper end of one side wall of the filter box is provided with a water inlet pipe, the lower end of the side wall opposite to the upper end of the filter box is provided with a water outlet pipe, the bottom of the filter box is provided with an aerator and is positioned inside the filter box, the filter box is provided with a filter mechanism along the water flow direction, and the top end of the filter box is provided with a lifting mechanism; the problem of current sewage treatment plant change filter screen difficulty, purification efficiency hang down is solved, sewage purification efficiency has been improved, has realized the mechanized filter screen of changing, has saved the manpower.

Description

Sewage purification device for oil field

Technical Field

The utility model belongs to the technical field of oil field sewage purification device, concretely relates to sewage purification device is used in oil field.

Background

The vigorous development of the petroleum industry plays an important role in promoting national economy, but gas, solid, liquid and other wastes generated in the exploration and development process of petroleum and natural gas can cause great pollution to the ecological environment if not treated, wherein the drilling sewage is the most main pollution source in the exploration and development. The amount of drilling wastewater is continuously increased, the components of the wastewater are increasingly complex, and the wastewater is increasingly difficult to treat. In addition, in the process of oil field exploitation, for a sandstone oil reservoir with high permeability and loose cementation, most harmful substances in oil field sewage can be removed after primary treatment by an aerator, but the harmful substances can appear in the form of scum and float on the upper part of a water body, and large-particle mechanical impurities can be formed in the sewage, and the impurities often cause damage to a filter screen and a water pump, even cause pipeline blockage.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an oil field is with sewage purification device solves the problem that current sewage treatment plant changes the filter screen difficulty, purification efficiency hangs down.

The utility model provides a technical scheme who adopts, a sewage purification device for oil field, including the rectangle rose box, one of them lateral wall upper end of rose box is provided with the inlet tube, and is provided with the outlet pipe rather than relative lateral wall lower extreme, and the bottom of rose box is provided with the aeration machine and is located inside the rose box, and the rose box is provided with filtering mechanism along the rivers direction, and the top of rose box is provided with elevating system.

The utility model is also characterized in that,

the filter mechanism comprises a pair of slide rails, the pair of slide rails are correspondingly arranged on a group of opposite side walls in the filter box, the opposite side walls are perpendicular to the side wall where the water inlet pipe is arranged, each slide rail is vertically arranged on the inner wall of the filter box, a slide block is arranged in each slide rail, a frame is connected between the two slide blocks, and a filter screen is arranged in the frame.

Every slide rail sets up in rather than matched with recess, and every recess is seted up on the inner wall of rose box.

The lifting mechanism comprises a pair of supporting columns, one ends of the supporting columns are connected with the top end of the side wall, provided with the sliding rails, of the filter box respectively, the other ends of the supporting columns are connected through a cross beam, the cross beam is connected with the frame through two electric push rods, the fixed end of each electric push rod is connected with the lower wall face of the cross beam, and the telescopic end of each electric push rod is connected with the upper wall face of the frame.

The fixed end of each electric push rod is fixedly connected with the lower wall surface of the cross beam through a fixed frame.

The telescopic end of each electric push rod is fixedly connected with the upper wall surface of the frame through a connecting block.

Each support column is connected with the filter box through a fixing block.

And a sealing strip is arranged between the frame and the side wall of the filter box where the sliding block is positioned.

The frame is connected with the sliding block through a connecting sheet.

The beneficial effects of the utility model reside in that, an oil field is with sewage purification device is provided with filtering mechanism, can filter the impurity in the oil field sewage, prolongs the life of water pump, avoids the pipeline to block up, is provided with elevating system to it uses with the filtering mechanism cooperation, can be fast and convenient take out the filter screen from the filter box, washs and changes, has realized mechanized change filter screen, has saved the manpower, thereby has improved sewage purification efficiency.

Drawings

FIG. 1 is a front view of an oil field sewage purification device according to the present invention;

FIG. 2 is a left side view of the sewage purification apparatus for oil field according to the present invention;

FIG. 3 is a right side view of the sewage purification apparatus for oil field according to the present invention;

fig. 4 is a partial enlarged view of the slide block of the sewage purification device for oil field.

1. The aerator comprises an aerator, 2. a water inlet pipe, 3. a filter box, 4. a water outlet pipe, 5. a slide rail, 6. a slide block, 7. a frame, 8. a filter screen, 9. a support column, 10. a cross beam, 11. an electric push rod, 12. a fixed frame, 13. a connecting block, 14. a sealing strip, 15. a connecting sheet and 16. a fixed block.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

The utility model relates to a sewage purification device is used in oil field, as shown in fig. 1, fig. 2 and fig. 3, including

rectangle rose box

3, 3 open-top of rose box, 3 one of them lateral wall upper ends of rose box are provided with inlet tube 2, and are provided with outlet pipe 4 rather than relative lateral wall lower extreme, and the bottom of rose box 3 is provided with aeration machine 1 and is located rose box 3 inside, and rose box 3 is provided with filtering mechanism along the rivers direction, and the top of rose box 3 is provided with elevating system.

As shown in fig. 4, the filtering mechanism includes a pair of slide rails 5, the pair of slide rails 5 are correspondingly disposed on a set of opposite side walls of the filtering box 3, the opposite side walls are perpendicular to the side wall where the water inlet pipe 2 is located, each slide rail 5 is vertically disposed on the inner wall of the filtering box 3, a slide block 6 is disposed in each slide rail 5, a frame 7 is connected between the two slide blocks 6, and a filtering net 8 is disposed in the frame 7.

Each slide rail 5 is arranged in a groove matched with the slide rail, and each groove is arranged on the inner wall of the filter box 3.

As shown in fig. 1, the lifting mechanism includes a pair of support columns 9, one end of each support column 9 is connected with the top end of the side wall of the filter box 3 on which the slide rail 5 is arranged, one end of each support column 9 is connected above the groove, the other end of each support column 9 is connected through a cross beam 10, the cross beam 10 is connected with the frame 7 through two electric push rods 11, the fixed end of each electric push rod 11 is connected with the lower wall surface of the cross beam 10, and the telescopic end of each electric push rod 11 is connected with the upper wall surface of the frame 7.

The fixed end of each electric push rod 11 is fixedly connected with the lower wall surface of the cross beam 10 through a fixed frame 12, and the fixed frame 12 is used for fixedly connecting the electric push rods 11 with the lower wall surface of the cross beam 10.

The telescopic end of each electric push rod 11 is fixedly connected with the upper wall surface of the frame 7 through a connecting block 13.

Each support column 9 is connected with the filter tank 3 through a fixing block 16, and the fixing block 16 is used for fixing the lower wall surface of the support column 9 and the filter tank 3.

A sealing strip 14 is arranged between the side walls of the filter box 3 where the frame 7 and the sliding block 6 are located, the frame 7 and the side walls of the filter box 3 are sealed, the filtering effect is guaranteed, and leakage is avoided.

The frame 7 and the slide 6 are connected by a connecting piece 15.

A filter box: a metal uncovered rectangular box body is adopted.

Supporting columns: rectangular columns made of metal are adopted.

The following are specific structures and functions of some of the electrical components mentioned in the present application:

an aerator: the QXBL1.5 type centrifugal submersible aerator manufactured by Nanjing Kelai Er Pump industry Co.

Electric push rod: the electric push rod machine is a device which can do reciprocating motion back and forth and is driven by electricity, is used in various simple or complex process flows, and is used as an electric actuating mechanism to realize remote centralized control or automatic control.

When the device is used, the mud-containing oil field sewage is injected into the filter box 3 by the water inlet pipe 2, the aerator 1 is started, the oil field sewage generates a large amount of scum under the action of the aerator 1, the drain pipe is opened, impurities such as scum, silt and the like are intercepted by the filter screen 8, the oil field purified water after primary filtration flows out through the water outlet pipe 4, when the filter screen 8 is blocked and needs to be replaced, the water inlet pipe 2 is closed, the water outlet pipe 4 is opened to empty the filter box 3, the electric push rod 11 arranged on the lower wall surface of the cross beam 10 is started, the electric push rod 11 is retracted inwards to drive the frame 7 fixedly connected with the electric push rod to move upwards, the frame 7 moves upwards along the slide rails 5 under the combined action of the slide blocks 6 on the two side walls, the frame 7 is limited not to move horizontally, the frame 7 is lifted to a proper height, the filter screen 8 on the frame, after the oil field sewage purification device is cleaned, the electric push rod 11 is started, the electric push rod 11 expands outwards, the frame 7 fixedly connected with the electric push rod is pushed to move downwards, the frame 7 moves downwards along the sliding rail 5 under the action of the sliding blocks 6 on the left side and the right side, the frame 7 is reset, the filter screen 8 is replaced, and the oil field sewage purification device can start to work again.

The utility model relates to a sewage purification device is used in oil field, be provided with filtering mechanism, can filter the impurity in the oil field sewage, the life of extension water pump avoids the pipeline to block up, be provided with elevating system, and it uses with the filtering mechanism cooperation, can be quick and convenient take out the filter screen from the filter tank, wash and change, realized mechanized change filter screen, the manpower is saved, thereby sewage purification efficiency has been improved, be provided with the sealing strip, make sealed effectual, avoid the weeping, improve purifying effect.

Claims

1. The utility model provides an oil field is with sewage purification device, its characterized in that, includes rectangle rose box (3), rose box (3) one of them lateral wall upper end is provided with inlet tube (2), and is provided with outlet pipe (4) rather than relative lateral wall lower extreme, the bottom of rose box (3) is provided with aeration machine (1) and is located rose box (3) inside, rose box (3) are provided with filtering mechanism along the rivers direction, the top of rose box (3) is provided with elevating system.

2. The oilfield sewage purification device according to claim 1, wherein the filtering mechanism comprises a pair of slide rails (5), the pair of slide rails (5) are correspondingly arranged on a set of opposite side walls in the filtering box (3) and the opposite side walls are perpendicular to the side wall where the water inlet pipe (2) is arranged, each slide rail (5) is vertically arranged on the inner wall of the filtering box (3), a slide block (6) is arranged in each slide rail (5), a frame (7) is connected between the two slide blocks (6), and a filtering screen (8) is arranged in the frame (7).

3. An oilfield sewage purification device according to claim 2, wherein each slide rail (5) is arranged in a groove which is matched with the slide rail, and each groove is arranged on the inner wall of the filter box (3).

4. The oilfield sewage purification device according to claim 2, wherein the lifting mechanism comprises a pair of support columns (9), one ends of the pair of support columns (9) are respectively connected with the top end of the side wall of the filter box (3) on which the slide rails (5) are arranged, the other ends of the pair of support columns (9) are connected through a cross beam (10), the cross beam (10) is connected with the frame (7) through two electric push rods (11), the fixed end of each electric push rod (11) is connected with the lower wall surface of the cross beam (10), and the telescopic end of each electric push rod (11) is connected with the upper wall surface of the frame (7).

5. The oilfield sewage purification device according to claim 4, wherein the fixed end of each electric push rod (11) is fixedly connected with the lower wall surface of the cross beam (10) through a fixing frame (12).

6. The oilfield sewage purification device according to claim 4, wherein the telescopic end of each electric push rod (11) is fixedly connected with the upper wall surface of the frame (7) through a connecting block (13).

7. An oilfield sewage purification device according to claim 4, wherein each support column (9) is connected with the filter box (3) through a fixing block (16).

8. The oilfield sewage purification device according to claim 2 or 4, wherein a sealing strip (14) is arranged between the frame (7) and the side wall of the filter box (3) where the slide block (6) is located.

9. An oilfield sewage purification device according to claim 2 or 4, wherein the frame (7) and the slide block (6) are connected by a connecting piece (15).