CN211170120U

CN211170120U - Purification and recovery device for drilling mud

Info

Publication number: CN211170120U
Application number: CN201921642537.2U
Authority: CN
Inventors: 郭钰
Original assignee: Liaoning Tiandiren Environmental Protection Service Co ltd
Current assignee: Liaoning Tiandiren Environmental Protection Service Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-08-04
Anticipated expiration: 2029-09-26

Abstract

A purifying and recovering device for drilling mud belongs to the technical field of cable formers. Drilling mud's purification recovery unit includes body shell, body shell's bottom fixedly connected with waste material discharge pipe, body shell's a lateral wall fixedly connected with retrieves the discharge pipe, body shell's inner wall top both ends welding has shock dynamo, shock dynamo's output fixed connection electric telescopic handle's one end, electric telescopic handle's the other end is from last to first filter layer, second filter layer and the third filter layer of fixedly connected with down in proper order. The utility model discloses an at body shell fixed mounting mud swirler, advance to filter the drilling fluid of input, further filtration is carried out to the drilling fluid of discharging mud mouth exhaust from mud swirler bottom through first filter layer of installation, second filter layer and third filter layer, when having fully practiced thrift a large amount of drilling fluids, still great improvement the availability factor of circulation drilling fluid.

Description

Purification and recovery device for drilling mud

Technical Field

The utility model relates to a drilling mud handles technical field, in particular to drilling mud's purification recovery unit.

Background

With the progress of science and technology and the rapid development of the industrial field, people use more and more petroleum, however, in drilling of resources such as oil, in order to discharge foreign materials such as debris generated during drilling from a borehole and ensure the cleanliness of the borehole, therefore, in the re-drilling process, pollutants such as debris in the drill hole need to be cleaned through the drilling fluid, however, the resource waste is caused by the large use of the drilling fluid, therefore, the drilling fluid can be used as a resource which can be recycled for secondary use, however, the drilling fluid needs to be filtered for secondary use, in the existing filter equipment for drilling fluid on the market, people simply filter the drilling fluid through a single filter screen, the method can completely and thoroughly filter some impurities, thereby wasting a large amount of resources and simultaneously reducing the use efficiency of the circulating drilling fluid.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a device for purifying and recovering drilling mud, which 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, a second mud pump is fixedly arranged on the outer wall of the recovery discharge pipe, a vibration motor is welded at two ends of the top of the inner wall of the body shell, the output end of the vibration motor is fixedly connected with one end of an electric telescopic rod, the other end of the electric telescopic rod is fixedly connected with a first filter layer, a second filter layer and a third filter layer from top to bottom, the lower surface of the third filter layer is vertically arranged on the top of a screen frame, the bottom of the screen frame is fixedly connected with the body shell, and a one-way filter valve is fixedly arranged at the central position of the screen, the third filter layer and the vertical screen frame are arranged to enable the bottom of the body shell to form a first closed cavity and a second closed cavity, a connecting plate is fixedly arranged at the position where the top of the second cavity is connected with the third filter layer, a slurry input pipe is inserted into the top of the body shell and is positioned at the central position of the vibration motor, a first slurry pump is fixedly arranged on the outer side wall of the slurry input pipe, a filter device is fixedly arranged at the bottom of the first slurry pump, a water passing plate is fixedly arranged at the bottom of the slurry input pipe, a connecting rod is fixedly connected with the bottom of the water passing plate, at least four slurry cyclones are inserted into the outer part of the connecting rod, a first connecting pipe is communicated with the bottom of the water passing plate, a second connecting pipe is inserted into the side wall of the first connecting pipe and is communicated with the slurry cyclones, and a slurry discharge port is fixedly connected with the bottom of each slurry cyclone, the top of each mud cyclone is inserted with a mud discharging pipe, the top of each mud discharging pipe is connected with a third connecting pipe, and the bottom of the third connecting pipe penetrates through a first filtering layer, a second filtering layer and a third filtering layer to be communicated with a second cavity;

the filter device comprises a first filter screen, a second filter screen and a third filter screen, wherein a plurality of filter through holes are formed in the inner wall of the third filter screen.

As a further improvement, the first filter layer, the second filter layer and the third filter layer all adopt activated carbon adsorption layers, and the filter aperture of the first filter layer, the second filter layer and the third filter layer is reduced in proper order.

As a further improvement of the utility model, the inside of the screen frame is composed of the screen mesh, and the screen mesh is a stainless steel wire mesh.

As a further improvement, the first filter screen, the second filter screen and the third filter screen are all made of woven cotton cloth.

As a further improvement of the present invention, the waste discharge pipe is located at the bottom of the first cavity, and the recovery discharge pipe is located at the side wall of the second cavity.

Has the advantages that: the utility model discloses an at body shell fixed mounting mud swirler, the drilling fluid to the input advances to filter, through the first filter layer of installation, second filter layer and third filter layer further filter the drilling fluid of row's mud mouth exhaust from mud swirler bottom, then utilize the second slush pump will follow mud after mud swirler filters and the drilling fluid that gets into the second cavity after filtering from first cavity and discharge from retrieving the discharge tube together, and discharge waste mud in the drilling mud from the waste discharge tube, accomplish the abundant purification and the recycle to drilling mud well drilling fluid in the drilling mud, when having fully practiced thrift a large amount of drilling fluids, still great improvement the availability factor of circulating drilling fluid.

Drawings

FIG. 1 is a schematic structural view of a device for purifying and recovering drilling mud according to the present invention;

FIG. 2 is a schematic structural view of a first mud pump in the device for purifying and recovering drilling mud according to the present invention;

fig. 3 is an internal sectional view of a filtering device in the device for purifying and recovering drilling mud according to the present invention.

1. The mud pump comprises a body shell, 2, a mud input pipe, 3, a first mud pump, 4, a vibration motor, 5, an electric telescopic rod, 6, a first filter layer, 7, a second filter layer, 8, a third filter layer, 9, a water passing plate, 10, a connecting rod, 11, a first connecting pipe, 12, a second connecting pipe, 13, a mud swirler, 14, a mud discharging pipe, 15, a third connecting pipe, 16, a mud discharging port, 17, a sieving frame, 18, a one-way filtering valve, 19, a first cavity, 20, a waste discharging pipe, 21, a second cavity, 22, a recycling discharging pipe, 23, a second mud pump, 24, a filtering device, 2401, a filtering through hole, 2402, a first filter screen, 2403, a second filter screen, 2404, a third filter screen, 25 and a connecting plate.

Detailed Description

The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that the functions, methods, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.

As shown in figure 1, the utility model provides a drilling mud's purification recovery unit, drilling mud's purification recovery unit includes body shell 1, draw together body shell 1's bottom fixedly connected with waste discharge pipe 20, body shell 1's a lateral wall fixedly connected with retrieves discharge pipe 22, and retrieves the outer wall fixed mounting of discharge pipe 22 and have second slush pump 23, the welding of body shell 1's inner wall top both ends has vibrating motor 4, vibrating motor 4's output fixed connection electric telescopic handle 5's one end, electric telescopic handle 5's the other end is from last to fixedly connected with first filter layer 6, second filter layer 7 and third filter layer 8 down in proper order, and for the reinforcing filter effect, first filter layer 6, second filter layer 7 and third filter layer 8 all adopt the active carbon adsorption layer, and first filter layer 6, second filter layer 7 and third filter layer 8, The filter hole diameters of the second filter layer 7 and the third filter layer 8 are reduced in sequence, the top of the sieve frame 17 is vertically installed on the lower surface of the third filter layer 8, the bottom of the sieve frame 17 is fixedly connected with the body shell 1, the inside of the sieve frame 17 is composed of sieve meshes, the sieve meshes are 316 stainless steel meshes, a one-way filter valve 18 is fixedly installed at the center of the sieve frame 17, the third filter layer 8 and the vertical sieve frame 17 are installed to enable the bottom of the body shell 1 to form a first closed cavity 19 and a second closed cavity 21, the waste discharge pipe 20 is located at the bottom of the first cavity 19, the recovery discharge pipe 22 is located on the side wall of the second cavity 21, a connecting plate 25 is fixedly installed at the position where the top of the second cavity 21 is connected with the third filter layer 8, the mud input pipe 2 is inserted into the top of the body shell 1, and the mud input pipe 2 is located at the center of the vibrating motor 4, a first slurry pump 3 is fixedly installed on the outer side wall of the slurry input pipe 2, as shown in fig. 2, a filtering device 24 is fixedly installed at the bottom of the first slurry pump 3, a water passing plate 9 is fixedly installed at the bottom of the slurry input pipe 2, the bottom of the water passing plate 9 is fixedly connected with a connecting rod 10, at least four slurry cyclones 13 are inserted in the connecting rod 10, the bottom of the water passing plate 9 is communicated with a first connecting pipe 11, a second connecting pipe 12 is inserted in the side wall of the first connecting pipe 11, the second connecting pipe 12 is communicated with the slurry cyclones 13, the bottom of each slurry cyclone 13 is fixedly connected with a slurry discharge port 16, a slurry discharge pipe 14 is inserted in the top of each slurry cyclone 13, the top of each slurry discharge pipe 14 is commonly connected with a third connecting pipe 15, and a first filtering layer 6, a second filtering layer 15 penetrates through the bottom of the third connecting pipe 15, The second filter layer 7 and the third filter layer 8 are communicated to the second cavity 21;

filter device 24 includes first filter screen 2402, second filter screen 2403 and third filter screen 2404, a plurality of filtration through-hole 2401 has been seted up to the inner wall of third filter screen 2404, first filter screen 2402, second filter screen 2403 and third filter screen 2404 all adopt to compile cotton cloth net, and the filtration aperture of first filter screen 2402, second filter screen 2403 and third filter screen 2404 reduces in proper order.

The working principle is as follows: the utility model discloses during operation, at first open first slush pump 3, then pour into water board 9 from mud input tube 2 with the drilling fluid that waits to filter, on the way carry out preliminary filtration to mud via filter equipment 24, the drilling fluid gets into in mud swirler 13 from first connecting pipe 11, the drilling fluid separates the mud under mud swirler 13's effect, thereby make the interior impurity of drilling fluid get rid of, make the drilling fluid of no impurity discharge and get into second cavity 21 through third connecting pipe 15, and the drilling fluid with impurity that discharges through row's mud mouth 16 gets into in first cavity 19 via first filter layer 6, second filter layer 7 and third filter layer 8 again, second slush pump 23 begins work at this moment, will follow the interior drilling fluid after the filtration that flows out of third connecting pipe 15 and the drilling fluid that flows into in second cavity 21 through one-way filter valve 18 and discharge from retrieving discharge pipe 22 jointly, for recycling and utilization.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A purification and recovery device for drilling mud is characterized in that: the device for purifying and recovering the drilling mud comprises a body shell (1), a waste discharge pipe (20) is fixedly connected to the bottom of the body shell (1), a discharge pipe (22) is recovered through a side wall fixedly connected with of the body shell (1), a second mud pump (23) is fixedly mounted on the outer wall of the discharge pipe (22), a vibration motor (4) is welded at two ends of the top of the inner wall of the body shell (1), the output end of the vibration motor (4) is fixedly connected with one end of an electric telescopic rod (5), the other end of the electric telescopic rod (5) is fixedly connected with a first filter layer (6), a second filter layer (7) and a third filter layer (8) from top to bottom in sequence, the top of a screen frame (17) is vertically installed on the lower surface of the third filter layer (8), and the bottom of the screen frame (17) is fixedly connected with the body shell (, the central position of the sieving frame (17) is fixedly provided with a one-way filter valve (18), the bottom of the body shell (1) forms a closed first cavity (19) and a closed second cavity (21) by the aid of a third filter layer (8) and the vertical sieving frame (17), a connecting plate (25) is fixedly arranged at a position where the top of the second cavity (21) is connected with the third filter layer (8), the top of the body shell (1) is inserted with a slurry input pipe (2), the slurry input pipe (2) is positioned at the central position of the vibrating motor (4), the outer side wall of the slurry input pipe (2) is fixedly provided with a first slurry pump (3), the bottom of the first slurry pump (3) is fixedly provided with a filter device (24), the bottom of the slurry input pipe (2) is fixedly provided with a water passing plate (9), and the bottom of the water passing plate (9) is fixedly connected with a connecting rod (10), at least four slurry cyclones (13) are inserted outside the connecting rod (10), the bottom of the water passing plate (9) is communicated with a first connecting pipe (11), a second connecting pipe (12) is inserted on the side wall of the first connecting pipe (11), the second connecting pipe (12) is communicated with the slurry cyclones (13), the bottom of each slurry cyclone (13) is fixedly connected with a slurry discharge port (16), the top of each slurry cyclone (13) is inserted with a slurry discharge pipe (14), the top of each slurry discharge pipe (14) is commonly connected with a third connecting pipe (15), and a first filter layer (6), a second filter layer (7) and a third filter layer (8) penetrate through the bottom of the third connecting pipe (15) and are communicated with a second cavity (21);

the filter device (24) comprises a first filter screen (2402), a second filter screen (2403) and a third filter screen (2404), wherein a plurality of filter through holes (2401) are formed in the inner wall of the third filter screen (2404).

2. A device for purifying and recovering drilling mud according to claim 1, characterized in that the first filter layer (6), the second filter layer (7) and the third filter layer (8) are all activated carbon adsorption layers, and the filter pore size of the first filter layer (6), the second filter layer (7) and the third filter layer (8) is reduced in turn.

3. A cleaning and recovery device for drilling mud as claimed in claim 1, characterised in that the interior of the screen frame (17) is formed by a screen mesh, and the screen mesh is a 316 stainless steel wire mesh.

4. The device for purifying and recovering drilling mud according to claim 1, wherein the first filter screen (2402), the second filter screen (2403) and the third filter screen (2404) are all made of woven cotton cloth.

5. A cleaning and recovery device for drilling mud according to claim 1, characterised in that the waste drainpipe (20) is located at the bottom of the first chamber (19) and the recovery drainpipe (22) is located in the side wall of the second chamber (21).