CN216367014U

CN216367014U - Drilling mud recovery unit

Info

Publication number: CN216367014U
Application number: CN202122759054.4U
Authority: CN
Inventors: 黄博; 饶万雄; 吴定云
Original assignee: Sichuan Biyi Environmental Protection Technology Co ltd
Current assignee: Sichuan Biyi Environmental Protection Technology Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-04-26
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses a drilling mud recovery device, which comprises an input mechanism and a main body, wherein the inside of the main body is of a hollow cavity structure, a partition plate is arranged inside the main body and used for partitioning the inside of the main body into a first area and a second area, a filter layer is horizontally arranged in the middle of the first area, and a filter screen is horizontally arranged in the middle of the second area; according to the utility model, slurry is conveyed to the interior of the cyclone through the input mechanism, solid-liquid separation is carried out through the cyclone, solid waste discharged from the bottom of the cyclone enters the first area and is collected after layered filtration of the filter layers, solid-liquid mixed waste discharged from the top of the cyclone is collected after filtration of the filter device, and when the filter device is blocked, slurry mixed liquid is conveyed to the upper surface of the filter screen through the shunt pipe and is collected after filtration of the filter screen.

Description

Drilling mud recovery unit

Technical Field

The utility model relates to the technical field of mud recovery, in particular to a drilling mud recovery device.

Background

In the drilling operation, regularly with well head sewage discharge with retrieve useful mud, can avoid equipment to receive pollution and corruption around the rig, practice thrift mud volume, the utility model with patent application number CN201921642537.2 discloses a drilling mud's purification recovery unit belongs to cable-former technical field. The device for purifying and recovering the drilling mud comprises a body shell, wherein a waste discharge pipe is fixedly connected to the bottom of the body shell, a recovery discharge pipe is fixedly connected to one side wall of the body shell, vibration motors are welded to two ends of the top of the inner wall of the body shell, the output end of each vibration motor is fixedly connected with one end of an electric telescopic rod, and the other end of each electric telescopic rod is fixedly connected with a first filter layer, a second filter layer and a third filter layer from top to bottom in sequence;

the filter screen that above-mentioned device passes through filter equipment is built-in filters mud, is separating through the swirler, and its structure is unreasonable, and the in-process mud of in-service use easily forms the jam when passing through filter equipment, leads to the inside that mud can't enter into the swirler to caused the insufficient problem of mud filtration, be not convenient for use.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a drilling mud recovery device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a drilling mud recovery device comprises an input mechanism and a main body, wherein the inside of the main body is of a hollow cavity structure, a partition plate is arranged inside the main body, and the partition plate is used for separating the inside of the main body into a first area and a second area;

a filtering layer is horizontally arranged in the middle of the first area, a cyclone is arranged at the top of the first area, an opening in the side wall of the cyclone is communicated with the input mechanism, an opening in the bottom of the cyclone extends to the inside of the first area, and an opening in the bottom of the cyclone is arranged right above the filtering layer;

the middle part level in second region is provided with the filter screen, the opening at swirler top extends to through the pipeline the inside in second region, the pipeline passes the filter screen sets up, the exit of pipeline is provided with filter equipment, the overflow mouth has been seted up on the pipeline, the overflow mouth and the shunt tubes intercommunication of pipeline, the shunt tubes set up in directly over the filter screen.

Further, the shunt pipe is arranged obliquely.

Further, the input mechanism comprises a mud input pipe and a mud pump, and the input mechanism is used for pumping mud into the cyclone.

Further, the filter layer comprises a first filter layer, a second filter layer and a third filter layer, and the first filter layer, the second filter layer and the third filter layer are sequentially arranged from top to bottom.

Furthermore, the aperture of the filtering holes of the first filtering layer, the second filtering layer and the third filtering layer is decreased gradually in sequence.

Furthermore, the filter screen is provided with a plurality of layers, the filter screen with the inner wall in second region can be dismantled and be connected.

Furthermore, a plurality of filtering holes are formed in the bottom of the filtering device.

Furthermore, the first area and the second area are provided with openings used for being communicated with the outside.

Compared with the prior art, the utility model has the beneficial effects that:

carry mud to the inside of swirler through input mechanism, carry out solid-liquid separation through the swirler, swirler bottom exhaust solid waste enters into the first region and collects after the layering of filter layer filters, swirler top exhaust solid-liquid mixed waste collects after filter equipment's filtration, when filter equipment appears blockking up, mud mixed liquid passes through the shunt tubes and carries to the upper surface of filter screen, collect after the filtration of filter screen, the structure is more reasonable, be favorable to the effect of full play swirler, it is more abundant to filter mud, more convenient to use.

Drawings

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

FIG. 2 is a bottom view of the filter apparatus of the present invention.

Detailed Description

In order to more clearly understand the technical features, objects and effects of the present invention, the embodiments of the present invention will be described with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.

The present invention will be further described with reference to the following examples, which are intended to illustrate only some, but not all, of the embodiments of the present invention. All other embodiments that can be obtained by a person skilled in the art based on the embodiments of the present invention without any creative effort belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "counterclockwise", "clockwise", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used for convenience of description only, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting.

Example (b):

a drilling mud recovery device comprises an input mechanism 1 and further comprises a main body 2, wherein the inside of the main body 2 is of a hollow cavity structure, a partition plate 3 is arranged inside the main body 2, and the partition plate 3 is used for enabling the inside of the main body 2 to be divided into a first area 21 and a second area 22;

as shown in fig. 1, in a specific embodiment, the input mechanism 1 includes a slurry input pipe 11 and a slurry pump 12, the inside of the main body 2 is divided into a first area 21 and a second area 22 by a partition plate 3, and the first area 21 and the second area 22 are two chambers arranged in parallel and used for recovering wastes in different states.

A filtering layer 4 is horizontally arranged in the middle of the first area 21, a cyclone 5 is arranged at the top of the first area 21, an opening in the side wall of the cyclone 5 is communicated with the input mechanism 1, an opening in the bottom of the cyclone 5 extends to the inside of the first area 21, and an opening in the bottom of the cyclone 5 is arranged right above the filtering layer 4;

as shown in fig. 1, in specific implementation, after slurry is conveyed to the inside of the cyclone 5 through the input mechanism 1, the solid waste separated from the slurry is discharged from the bottom of the cyclone 5 and falls on the surface of the filter layer 4, the filter layer 4 comprises a first filter layer 41, a second filter layer 42 and a third filter layer 43, the first filter layer 41, the second filter layer 42 and the third filter layer 43 are sequentially arranged from top to bottom, the aperture of the filter holes of the first filter layer 41, the second filter layer 42 and the third filter layer 43 is sequentially decreased, the top of the first region 21 is symmetrically provided with a vibration motor, the output end of the vibration motor is connected with an electric telescopic rod, the electric telescopic rod is connected with the filter layer 4, the solid waste falling on the surface of the filter layer 4 is screened and filtered in a vibration mode, the side wall of the first region 21 is provided with an access door for cleaning the inside of the first region 21, the filter layer 4 can also be cleaned or replaced to avoid clogging.

A filter screen 6 is horizontally arranged in the middle of the second area 22, an opening at the top of the cyclone 5 extends into the second area 22 through a pipeline 7, the pipeline 1 penetrates through the filter screen 6, a filtering device 8 is arranged at an outlet of the pipeline 7, an overflow port is formed in the pipeline 7, the overflow port of the pipeline 7 is communicated with a shunt pipe 9, and the shunt pipe 9 is arranged right above the filter screen 6;

as shown in fig. 1-2, in specific implementation, the liquid waste discharged from the top of the cyclone 5 enters the inside of the filtering device 8 through the pipeline 7 for filtering, a multi-stage filtering net is arranged inside the filtering device 8, a plurality of filtering holes 81 are formed in the bottom of the filtering device 8 for discharging the liquid, the discharged liquid enters the bottom of the second area 22 for temporary storage, when the filtering device 8 is blocked, in order to reduce the influence caused by the blocking, an overflow port is formed in the pipeline 7, the pipeline 7 is obliquely arranged at the overflow port, the pipeline 7 is upwardly inclined, the slurry mixture can flow out through the pipeline 7 and fall on the upper surfaces of a plurality of filtering nets 6, the filtering nets 6 are provided with a plurality of layers, the filtering nets 6 are detachably connected with the inner wall of the second area 22, the filtering nets 6 can be replaced quickly and can be filtered step by step, meanwhile, an alarm device can be arranged on the pipeline 7 and used for reminding an operator of timely replacing and cleaning components in the second area 22, so that the problem that the filtering is influenced when blockage occurs is solved.

Further, first region 21 and second region 22 have all been offered and have been used for the external opening of intercommunication, and after the memory space of first region 21 and second region 22 reached certain degree, components such as the pipeline and the pump body of connecting through the opening part were transported.

The above description is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the present invention, which is therefore intended to be covered by the appended claims.

Claims

1. The drilling mud recovery device comprises an input mechanism (1) and is characterized by further comprising a main body (2), wherein the inside of the main body (2) is of a hollow cavity structure, a partition plate (3) is arranged inside the main body (2), and the partition plate (3) is used for enabling the inside of the main body (2) to be divided into a first area (21) and a second area (22);

a filtering layer (4) is horizontally arranged in the middle of the first area (21), a cyclone (5) is arranged at the top of the first area (21), an opening in the side wall of the cyclone (5) is communicated with the input mechanism (1), an opening in the bottom of the cyclone (5) extends into the first area (21), and an opening in the bottom of the cyclone (5) is arranged right above the filtering layer (4);

the middle part level of second region (22) is provided with filter screen (6), the opening at swirler (5) top passes through pipeline (7) and extends to the inside of second region (22), pipeline (7) pass filter screen (6) set up, the exit of pipeline (7) is provided with filter equipment (8), the overflow mouth has been seted up on pipeline (7), the overflow mouth and shunt tubes (9) the intercommunication of pipeline (7), shunt tubes (9) set up in directly over filter screen (6).

2. A drilling mud recovery device according to claim 1, characterized in that the shunt tube (9) is arranged obliquely.

3. A drilling mud recovery device according to claim 1, wherein the input means (1) comprises a mud input pipe (11) and a mud pump (12), the input means (1) being adapted to pump mud into the cyclone (5).

4. A drilling mud recovery device according to claim 1, characterized in that the filter layer (4) comprises a first filter layer (41), a second filter layer (42) and a third filter layer (43), the first filter layer (41), the second filter layer (42) and the third filter layer (43) being arranged in sequence from top to bottom.

5. A drilling mud recovery device according to claim 4, wherein the filter pores of the first (41), second (42) and third (43) filter layers decrease in size in sequence.

6. A drilling mud recovery device according to claim 1, wherein the filter screen (6) is provided with several layers, the filter screen (6) being detachably connected to the inner wall of the second area (22).

7. A drilling mud recovery device according to claim 1, characterized in that the bottom of the filter device (8) is provided with filter holes (81).

8. A drilling mud recovery device according to claim 1, wherein the first zone (21) and the second zone (22) are each provided with an opening for communication with the outside.