CN216273684U

CN216273684U - Mud processing apparatus for drilling construction

Info

Publication number: CN216273684U
Application number: CN202123069526.XU
Authority: CN
Inventors: 吕荣英; 何卫安
Original assignee: Sinohydro Bureau 9 Co Ltd
Current assignee: Sinohydro Bureau 9 Co Ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-04-12
Anticipated expiration: 2031-12-08

Abstract

The utility model discloses a mud treatment device for drilling construction, which belongs to the technical field of drilling construction and comprises a treatment box and a centrifugal cylinder, wherein a feeding pipe is arranged in the middle of the top end of the treatment box, a filter screen is arranged on the inner wall of the feeding pipe, a belt turntable is arranged in the middle of the top end in the treatment box, the centrifugal cylinder is arranged in the turntable, a fine sand filter screen is embedded in the peripheral wall of the centrifugal cylinder, a sealing turntable is arranged in the inner wall of the bottom of the centrifugal cylinder, and a second sand suction pipeline is arranged in the sealing turntable in a penetrating manner; the utility model designs a centrifugal cylinder, a fine sand filter screen, a scraper, a coagulant aid storage tank, an adding pump, a sand suction pump, a liquid discharge pump and other components, can quickly and continuously realize solid-liquid separation of drilling mud, reduces the standing time required by putting the coagulant aid into the traditional mud, greatly improves the treatment efficiency of the drilling mud, and is beneficial to the construction of drilling engineering.

Description

Mud processing apparatus for drilling construction

Technical Field

The utility model relates to drilling construction, in particular to a mud treatment device for drilling construction, and belongs to the technical field of drilling mud.

Background

The waste mud is one of the main pollution sources in the petroleum and natural gas industry, is a stable colloid suspension system containing clay, weighting materials, various chemical treatment agents, sewage, dirty oil and drill cuttings, and mainly comprises hydrocarbons, salts, various polymers, lignosulfonate, certain metal ions (mercury, copper, arsenic, chromium, zinc and lead) and impurities in barite, which are harmful to the environment. To prevent the drilling waste mud from polluting the environment, it must be disposed of.

At present, most of the treatment modes of mud generated in the existing drilling construction are solid-liquid separation by putting a coagulant aid, and the coagulant aid needs to be kept still for a period of time to separate the solid from the liquid of the mud, so that the time is wasted, and the mud cannot be continuously and quickly treated.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a mud treatment device for drilling construction.

The purpose of the utility model can be achieved by adopting the following technical scheme:

the utility model provides a mud processing apparatus for drilling construction, is including handling case and centrifuge bowl, it is provided with the inlet pipe to handle case top middle part, be provided with the filter screen on the inlet pipe inner wall, it is provided with the belt carousel to handle incasement top middle part, be provided with in the carousel centrifuge bowl, it has fine sand filter screen to embed in the centrifuge bowl enclosure wall, be provided with sealed carousel in the centrifuge bowl bottom inner wall, it inhales husky pipeline to run through to be provided with the second in the sealed carousel, the second is inhaled and is provided with coagulant aid storage jar directly over husky pipeline, the second is inhaled husky pipeline top both sides and is provided with first husky pipeline of inhaling.

Preferably, the inlet pipe with handle case seal weld, filter screen movable mounting be in on the inlet pipe inner wall, belt turntable with handle roof portion roll connection, the centrifuge bowl with belt turntable fixed mounting and with the inside intercommunication of inlet pipe, the card of fine sand filter screen is pressed and is fixed in the centrifuge bowl inner wall.

Preferably, the sealing rotary table is connected with the inner wall of the bottom of the centrifugal cylinder in a rolling and sealing mode, the second sand suction pipeline penetrates through the sealing rotary table, the first sand suction pipeline is communicated with the second sand suction pipeline in a welding mode, and the coagulant aid storage tank is welded to the top of the first sand suction pipeline.

Preferably, the encapsulation is equipped with in the coagulant aid storage jar and adds the pump, first husky pipeline feed end sealing connection has fine sand collecting pipe, the inside card of fine sand collecting pipe is pressed there is waterproof electric putter, waterproof electric putter bottom welding have with fine sand collecting pipe sliding connection's sealed piece, be fixed with the rubber valve plug on the sealed piece outer wall, the rubber valve plug with first husky pipeline of inhaling is pegged graft.

Preferably, a scraping plate is fixed on one side wall of the outer portion of the fine sand collecting pipe, a buffer plate is fixed at the bottom of the scraping plate, a weighing mechanism is fixed in the buffer plate, a supporting rod is welded at the bottom of the sealing turntable, and a partition plate is welded at the bottom of the supporting rod.

Preferably, the valve at the tail end of the second sand suction pipeline is connected with a sand suction pump, a liquid discharge pump penetrates through and is fixed on one side wall outside the treatment box, a driving assembly is nested on the belt turntable, and a motor is fixed outside the driving assembly.

The utility model has the beneficial technical effects that:

the utility model designs a centrifugal cylinder, a fine sand filter screen, a scraper, a coagulant aid storage tank, an adding pump, a sand suction pump, a liquid discharge pump and other components, can quickly and continuously realize solid-liquid separation of drilling mud, reduces the standing time required by putting the coagulant aid into the traditional mud, greatly improves the treatment efficiency of the drilling mud, and is beneficial to the construction of drilling engineering.

Drawings

FIG. 1 is a schematic diagram of a preferred embodiment of a mud treatment apparatus for drilling operations according to the present invention;

FIG. 2 is a perspective view of a fine sand collection pipe in a preferred embodiment of a mud treatment apparatus for drilling operations according to the present invention;

FIG. 3 is a left side view of a fine sand collection pipe in connection with a first sand suction pipe in a preferred embodiment of a mud treatment apparatus for well drilling according to the present invention;

FIG. 4 is a front cross-sectional view of a buffer plate in a preferred embodiment of a mud treatment apparatus for well drilling according to the present invention.

The reference numerals are explained below:

1-a treatment box; 2-feeding pipe; 3-a centrifuge tube; 4-fine sand filter screen; 5, a motor; 6-a drive assembly; 7-sealing the turntable; 8-fine sand collection tube; 9-a first sand suction pipe; 10-a support bar; 11-a second sand suction pipe; 12-a sand pump; 13-a scraper; 14-a cache board; 15-a separator; 16-a weighing mechanism; 17-waterproof electric push rod; 18-a sealing block; 19-a rubber valve plug; 20-a liquid discharge pump; 21-a coagulant aid storage tank; 22-addition pump; 23-belt turntable.

Detailed Description

In order to make the technical solutions of the present invention more clear and definite for those skilled in the art, the present invention is further described in detail below with reference to the examples and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-4, the mud treatment device for drilling construction provided by this embodiment includes a treatment tank 1 and a centrifugal cylinder 3, a feeding pipe 2 is disposed in the middle of the top end of the treatment tank 1, a filter screen is disposed on the inner wall of the feeding pipe 2, a belt turntable 23 is disposed in the middle of the top end of the treatment tank 1, the centrifugal cylinder 3 is disposed in the turntable, a fine sand filter screen 4 is embedded in the peripheral wall of the centrifugal cylinder 3, a sealing turntable 7 is disposed in the inner wall of the bottom of the centrifugal cylinder 3, a second sand suction pipeline 11 is disposed in the sealing turntable 7 in a penetrating manner, a coagulant aid storage tank 21 is disposed right above the second sand suction pipeline 11, and first sand suction pipelines 9 are disposed on two sides of the top of the second sand suction pipeline 11.

Inlet pipe 2 and treatment case 1 seal welded, filter screen movable mounting is on inlet pipe 2 inner wall, belt turntable 23 and treatment case 1 top roll connection, centrifuge bowl 3 and belt turntable 23 fixed mounting and with inlet pipe 2 inside intercommunication, fine sand filter screen 4 card is pressed and is fixed in centrifuge bowl 3 inner wall, the filter screen carries out prefilter to great particulate matter in the mud, reduce centrifuge bowl 3's filter pressure, fine sand filter screen 4 can completely cut off less sand of inhaling and little granule debris, realize solid-liquid separation's purpose.

Sealed carousel 7 and 3 bottom inner walls of centrifuge bowl roll sealing connection, and the sand pipeline 11 runs through sealed carousel 7 is inhaled to the second, and sand pipeline 11 welding intercommunication is inhaled to first sand pipeline 9 and second, and coagulant aid storage jar 21 welding is at first sand pipeline 9 tops of inhaling, and sealed carousel 7 supports centrifuge bowl 3 high-speed stable rotation on baffle 15 through bracing piece 10, and the sand pipeline 11 is inhaled to the second and runs through sealed carousel 7 and can collect the solid matter after the separation in inside.

The sealing is equipped with in coagulant aid storage jar 21 and adds

pump

22, 9 feed end sealing connection of first husky pipeline has fine sand collecting pipe 8, the inside card of fine sand collecting pipe 8 presses waterproof electric putter 17, the welding of waterproof electric putter 17 bottom has sealed piece 18 with fine sand collecting pipe 8 sliding connection, be fixed with rubber valve plug 19 on the sealed piece 18 outer wall, rubber valve plug 19 pegs graft with first husky pipeline 9 of inhaling, the coagulant aid is used for accelerating solid-liquid separation of solid-liquid mixture, the solid matter after the separation forms the bulk structure, along with centrifuge bowl 3's centrifugal action, keep apart on fine sand filter screen 4.

A scraping plate 13 is fixed on one side wall outside the fine sand collecting pipe 8, a buffer plate 14 is fixed at the bottom of the scraping plate 13, a weighing mechanism 16 is fixed in the buffer plate 14, a support rod 10 is welded at the bottom of the sealing rotary disk 7, a partition plate 15 is welded at the bottom of the support rod 10, water is continuously separated out along with the centrifugal cylinder 3, solid matters remain on the fine sand filter screen 4, solid silt separated on the fine sand filter screen 4 is scraped off by the scraping plate 13 and then falls on the buffer plate 14, the buffer plate 14 is in zero load at the initial stage, at the moment, the sealing block 18 is pushed down by an electric push rod, the rubber valve plug 19 blocks the inlet of the first sand absorbing pipe 9, muddy water is placed and is pumped out by the sand absorbing pump 12, after a certain amount of silt is stored on the buffer plate 14, the sealing block 18 rises, the first sand absorbing pipe 9 is opened, the silt enters the fine sand collecting pipe 8, the sand absorbing pump 12 absorbs the silt through the second sand absorbing pipe 11 and the first sand absorbing pipe 9, the liquid drainage pump 20 pumps away the separated liquid, and the rapid solid-liquid separation of the drilling mud is realized.

The valve at the tail end of the second sand suction pipeline 11 is connected with a sand suction pump 12, a liquid discharge pump 20 penetrates through and is fixed on one side wall of the outer portion of the treatment box 1, a driving assembly 6 is nested on the belt turntable 23, and a motor 5 is fixed on the outer portion of the driving assembly 6.

As shown in fig. 1 to 4, the working process of the mud treatment device for drilling construction provided by the embodiment is as follows:

step 1: when the device is used specifically, drilling mud is introduced into a feeding pipe 2, after larger impurities are filtered in a filter screen for the first time, a mud mixture enters a centrifugal cylinder 3, the centrifugal cylinder 3 is driven by a motor 5 and a driving assembly 6 to rotate at a high speed, a coagulant aid is quantitatively put in a coagulant aid storage tank 21 by an adding pump 22, the coagulant aid is combined with suspended matters in the mud to accelerate sedimentation of the suspended matters, the centrifugal cylinder 3 quickly separates water in the mud through the action of a fine sand filter screen 4, the suspended matters and other large granular substances combined with the coagulant aid in the mud are isolated on the inner wall of the fine sand filter screen 4, at the moment, solids isolated on the inner wall of the fine sand filter screen 4 are scraped to a buffer board 14 by a scraper 13, after solid silt is accumulated on the buffer board 14, a fixed amount is detected by a weighing mechanism 16, a waterproof electric push rod 17 rises a sealing block 18, a rubber valve plug 19 is opened, the first sand suction pipeline 9 is conducted, the sand suction pump 12 pumps out the silt continuously accumulated on the buffer board 14 through the first sand suction pipeline 9 and the second sand suction pipeline 11, meanwhile, the centrifugal cylinder 3 filters water in the slurry to the top of the partition board 15, and the water is discharged by the liquid discharge pump 20, so that solid-liquid separation of the slurry is realized;

step 2: the design of the device can realize the rapid and continuous feeding of the drilling mud for treatment, compared with the traditional mud solid-liquid separation mode, the device reduces the standing time of the coagulant aid, greatly improves the treatment efficiency of the drilling mud, and is beneficial to the construction of drilling engineering.

The above are only further embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention and its concept within the scope of the present invention.

Claims

1. The utility model provides a mud processing apparatus for drilling construction which characterized in that: including handling case (1) and centrifuge tube (3), it is provided with inlet pipe (2) to handle case (1) top middle part, be provided with the filter screen on inlet pipe (2) inner wall, it is provided with belt carousel (23) to handle case (1) interior top middle part, be provided with in the carousel centrifuge tube (3), it has fine husky filter screen (4) to embed in centrifuge tube (3) perisporium, be provided with sealed carousel (7) in centrifuge tube (3) bottom inner wall, it inhales husky pipeline (11) to be provided with the second in sealed carousel (7) and run through, the second is inhaled and is provided with coagulant aid storage jar (21) directly over husky pipeline (11), the second is inhaled husky pipeline (11) top both sides and is provided with first husky pipeline (9) of inhaling.

2. The mud treatment apparatus for drilling construction as claimed in claim 1, wherein: inlet pipe (2) with handle case (1) seal weld, filter screen movable mounting be in on inlet pipe (2) inner wall, belt carousel (23) with handle case (1) top roll connection, centrifuge bowl (3) with belt carousel (23) fixed mounting and with the inside intercommunication of inlet pipe (2), fine sand filter screen (4) card is pressed and is fixed in centrifuge bowl (3) inner wall.

3. The mud treatment apparatus for drilling construction as claimed in claim 2, wherein: sealing rotary table (7) with centrifuge tube (3) bottom inner wall rolls sealing connection, husky pipeline (11) are inhaled to the second and run through sealing rotary table (7), first inhale husky pipeline (9) with husky pipeline (11) welding intercommunication is inhaled to the second, coagulant aid storage jar (21) welding is in first inhale husky pipeline (9) top.

4. A mud treatment installation for drilling operations as claimed in claim 3, wherein: the utility model discloses a sand filter, including coagulant aid storage jar (21), the first sand absorption pipeline (9) feed end sealing connection has fine sand collecting pipe (8), the inside clamping pressure of fine sand collecting pipe (8) has waterproof electric putter (17), the welding of waterproof electric putter (17) bottom have with fine sand collecting pipe (8) sliding connection's sealed piece (18), be fixed with rubber valve plug (19) on sealed piece (18) outer wall, rubber valve plug (19) with first sand absorption pipeline (9) are pegged graft.

5. The mud treatment apparatus for drilling construction as claimed in claim 4, wherein: the fine sand collecting pipe is characterized in that a scraping plate (13) is fixed on one side wall of the outer portion of the fine sand collecting pipe (8), a buffer plate (14) is fixed at the bottom of the scraping plate (13), a weighing mechanism (16) is fixed in the buffer plate (14), a supporting rod (10) is welded at the bottom of the sealing turntable (7), and a partition plate (15) is welded at the bottom of the supporting rod (10).

6. The mud treatment apparatus for drilling construction as claimed in claim 5, wherein: the sand pump (12) are inhaled to second sand suction pipe (11) end valve termination, it is fixed with flowing back pump (20) to run through on the outside lateral wall of processing case (1), nested drive assembly (6) on belt carousel (23), drive assembly (6) external fixation has motor (5).