CN104225980B - Mud discharging device at the bottom of the settling tank tank of oil field - Google Patents
Mud discharging device at the bottom of the settling tank tank of oil field Download PDFInfo
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- CN104225980B CN104225980B CN201410478137.8A CN201410478137A CN104225980B CN 104225980 B CN104225980 B CN 104225980B CN 201410478137 A CN201410478137 A CN 201410478137A CN 104225980 B CN104225980 B CN 104225980B
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- settling tank
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Abstract
The present invention proposes mud discharging device at the bottom of the settling tank tank of oil field.Tank body holds mud base plate and mud collecting chamber, mud collecting chamber connects sludge pump, settling tank central tube connects center support, center support connects driven gear, driven gear and driving gear are connected with a joggle, and the axle of driving gear is connected by shaft coupling with reducing motor, and reducing motor is at tank deck extenal fixation joint sleeve, the axle surrounding of driven gear is fixedly connected with four groups of skeletons radially, connects cleaning shoe bottom skeleton.By sludge removal system spoil disposal at the bottom of tank, solve the alluvial of mud at the bottom of tank, the thorough non-blind area of spoil disposal, saving water resource, equipment is frame for movement, stable, dependable performance, mechanical part non-welding structure at the bottom of settling tank, adopt bolted connected mode, by arranging ultrasonic sector face sensor, the automatic scavenge system of mud at the bottom of tank, by programming, sets parameters such as device start frequency, working times, by the automatic domination set mud of program timing, spoil disposal, realize system full-automation and run.
Description
Technical field:
The present invention relates to water treatment equipment field, oil field, be specifically related to mud discharging device at the bottom of the settling tank tank of oil field.
Background technology:
At present, the moisture content of oilfield produced fluid is higher, these contain sump oil, solid suspension, salt, the sewage of heavy metal and other harmful substances, in settling tank processing procedure, a large amount of oil sludges certainly will be produced, because mud can not be discharged from discharge pipeline effectively, the dischargeable capacity of tank reduces, oil-polluted water is at the shorter residence time of decanting zone, have impact on the separating effect of oil-polluted water, simultaneously, because the accumulation of mud in mud-sinking area is constantly increased, cause effluent pipe mouth band mud, after base sludge deposits to certain altitude, oily sludge will enter filtration system together along with the water after sedimentation, with regard to the corresponding processing load adding filtering tank, cause filtrate severe contamination, shorten the life cycle of filtrate, have impact on the normal operation of sewage disposal system, be degrading quality of sewage disposal, improve labor cleaning's cycle, like this, not only have impact on normal production, also waste a large amount of manpowers, financial resources.
Summary of the invention:
For above-mentioned two situations, just need to remove deposit in tank mud and pipeline, the present invention is intended to propose effectively mud to be discharged mud discharging device at the bottom of the oil field settling tank tank of settling tank.
Technical scheme of the present invention is: mud discharging device at the bottom of the settling tank tank of oil field, comprise tank deck and the tank body of settling tank, mud base plate is held along the airtight connection of inner tank wall one in tank base position, to hold mud base plate be a centripetal direction is the circular steel plate of descending shape, the center of holding mud base plate has circular hole circular hole facade and the mud collecting chamber becoming tubular between settling tank base plate with Plate Welding, the bucket wall of mud collecting chamber has through hole, weld with discharge pipeline is airtight, discharge pipeline stretches out tank body and is connected with sludge pump import, settling tank central tube is fixedly connected with center support holding the above position of mud base plate, center support connects driven gear by nylon bearing, be connected by nylon bearing between driven gear and settling tank central tube, driven gear and driving gear are connected with a joggle by involute gear, the axle of driving gear is connected with step nylon bearing, the axle of driving gear is connected by shaft coupling with flexible axle, flexible axle is placed in sleeve pipe and is connected by nylon bearing with sleeve pipe, flexible axle is connected by shaft coupling with reducing motor, reducing motor is at tank deck extenal fixation joint sleeve, sleeve pipe is fixed on the support of tank deck and settling tank central tube, the axle surrounding of driven gear is fixedly connected with four groups of skeletons radially, cleaning shoe is connected bottom skeleton.
Cleaning shoe is connected bottom described skeleton, every three cleaning shoes are one group, each cleaning shoe is in arcuation corrosion resistant plate, the curve of three cleaning shoe compositions is equiangular spiral, adjacent cleaning shoe is staggeredly arranged, adjacent cleaning shoe has overlap mutually, and the gap b bottom cleaning shoe and between holding bottom mud is between 8 ~ 10mm.
Described skeleton is connected with driven gear, and connected mode is detachable.
Above-mentioned driven gear, its velocity of rotation scope is: the linear velocity of the maximum gauge of cleaning shoe is 1.5 ~ 2m/min.
Mud base plate is held along the airtight connection of inner tank wall one in described tank base position, holding mud base plate to the distance of tank base is 1/20 of tank body whole height, described to hold mud base plate be a centripetal direction is the circular steel plate of descending shape, and gradient a is horizontal by 1 ~ 3 ° of angle.
Tank body from bottom to up 1/3rd height tank skin inside be provided with ultrasonic sector face sensor B, hold below mud base plate and arrange ultrasonic interface meter sensors A, the probe of ultrasonic sensor is arranged all down.
The present invention has following beneficial effect: by sludge removal system spoil disposal at the bottom of tank, solve the alluvial of mud at the bottom of tank, the thorough non-blind area of spoil disposal, spoil disposal efficiency > 95%, discharge opeing is helped without the need to additional, sludge volume to control in accurate tank sewage without loss, saving water resource, interior equipment is frame for movement, stable, dependable performance, mechanical part non-welding structure at the bottom of settling tank, hinged bolt is adopted to be fastenedly connected mode, need during mud at the bottom of labor cleaning's tank, only to turn on fastening bolt and can remove blade assembly by fast dismantling, efficient and convenient without labyrinth labor cleaning mud such as process pipelines at the bottom of tank, by arranging ultrasonic sector face sensor, the automatic scavenge system of mud at the bottom of tank can pass through time programming, to device start frequency, the parameters such as working time set, by the automatic domination set mud of program timing, spoil disposal, realize system full-automation to run.
Accompanying drawing illustrates:
Accompanying drawing 1 is Split type structure schematic diagram of the present invention;
Accompanying drawing 2 is cleaning shoe curve maps respectively.
1-tank deck in figure, 2-tank body, 3-skeleton, 4-gap b, 5-sludge pump, 6-holds mud base plate, 7-discharge pipeline, 8-mud collecting chamber, 9-center support, 10-cleaning shoe, 11-gradient a, 12-driving gear, 13-step, 14-flexible axle, 15-sleeve pipe, 16-reducing motor, 17-driven gear, 18-settling tank central tube, 19-ultrasonic interface meter sensors A, 20-ultrasonic sector face sensor B.
Detailed description of the invention:
Below in conjunction with accompanying drawing, the invention will be further described:
Shown in Fig. 1 composition graphs 2, mud discharging device at the bottom of the settling tank tank of oil field, comprise tank deck 1 and the tank body 2 of settling tank, tank body 2 bottom position holds mud base plate 6 along the airtight connection of tank body 2 inwall one, to hold mud base plate 6 be a centripetal direction is the circular steel plate of descending shape, the center of holding mud base plate 6 has circular hole circular hole facade and the mud collecting chamber 8 becoming tubular between settling tank base plate with Plate Welding, the bucket wall of mud collecting chamber 8 has through hole, weld with discharge pipeline 7 is airtight, discharge pipeline 7 stretches out tank body 2 and is connected with sludge pump 5 import, settling tank central tube 18 is fixedly connected with center support 9 holding mud base plate more than 6 position, center support 9 connects driven gear 17 by nylon bearing, be connected by nylon bearing between driven gear 17 and settling tank central tube 18, driven gear 17 and driving gear 12 are connected with a joggle by involute gear, the axle of driving gear 12 is connected with step 13 nylon bearing, the axle of driving gear 12 is connected by shaft coupling with flexible axle 14, flexible axle 14 is placed in sleeve pipe 15 and is connected by nylon bearing with sleeve pipe 15, flexible axle 14 is connected by shaft coupling with reducing motor 16, reducing motor 16 is at tank deck 1 extenal fixation joint sleeve 15, sleeve pipe 15 is fixed on the support of tank deck 1 and settling tank central tube 18, the axle surrounding of driven gear 17 is fixedly connected with four groups of skeletons 3 radially, cleaning shoe 10 is connected bottom skeleton 3, driven gear 17 power is passed to by reducing motor 16, mud is blown in mud collecting chamber 8 in bottom by cleaning shoe, discharge through sludge pump 5.
Cleaning shoe 10 is connected bottom described skeleton 3, every three cleaning shoes 10 are one group, each cleaning shoe 10 is in arcuation corrosion resistant plate, the curve of three cleaning shoe 10 compositions is equiangular spiral, adjacent cleaning shoe 10 is staggeredly arranged, adjacent cleaning shoe 10 has overlap mutually, bottom cleaning shoe 10 and the gap b4 held between mud base plate 6 between 8 ~ 10mm, utilize the characteristic of equiangular spiral, at the uniform velocity mud can be blown into minimized stirring mud in mud collecting chamber 8, avoid, because stirring mud, reducing sludge discharge effects.
Described skeleton 3 is connected with driven gear 17, and connected mode is detachable.
Above-mentioned driven gear 17, its velocity of rotation scope is: the linear velocity of the maximum gauge of cleaning shoe 10 is 1.5 ~ 2m/min, and under the rotating speed of this scope, the mud of sedimentation is scraped but can not produce stirring, reduces the moisture content of discharging mud.
Described tank body 2 bottom position holds mud base plate 6 along the airtight connection of tank body 2 inwall one, the distance of holding bottom mud base plate 6 to tank body 2 is 1/20 of tank body 2 whole height, it is described that to hold mud base plate 6 be a centripetal direction is the circular steel plate of descending shape, gradient a11 is horizontal by 1 ~ 3 ° of angle, during this angle, mud can not naturally slide and destroy normal sludge settling.
Tank body 2 from bottom to up 1/3rd height tank skin inside be provided with ultrasonic sector face sensor B20, hold mud base plate 6 and below arrange ultrasonic interface meter sensors A 19, the probe of ultrasonic sensor is arranged all down.
Control system adopts PLC programming automatically to control, excusing from death ripple interface sensor B20 is installed in settling tank, be arranged in the sewage layer of below settling tank pasta, for measuring settled sludge height at the bottom of tank, when sludge settling at the bottom of tank is prescribed a time limit to robot control system(RCS) setting mud height, sensor sends signal, control system opens drive unit, start to strike off the mud-collecting slot of mud at the bottom of tank to Guan Di center, mud at the bottom of sensor measurement to tank is prescribed a time limit lower than under the mud height of default, sensor sends signal, and the automatic scavenge system of mud at the bottom of tank quits work; Mud-collecting slot is built with ultrasonic interface meter sensors A, the height of the indoor mud of measuring set mud, when mud height reaches default value, system provides sound and light alarm to indicate, also can install mud delivery pipeline internally piloted valve to realize automatically controlling, mud is got rid of outside settling tank by mud delivery pipeline, when in mud-collecting slot, mud discharging is clean, sensor measurement sludge interface is prescribed a time limit lower than under setting value, and controller cuts out mud delivery pipeline internally piloted valve.
If the relevant control point in system controller access process, according to field condition to the opening of slush pump, stop, suitable instruction is made in the open and close of related valve, then can realize Automatic Control.
By sludge removal system spoil disposal at the bottom of tank, solve the alluvial of mud at the bottom of tank, the thorough non-blind area of spoil disposal, spoil disposal efficiency > 95%, discharge opeing is helped without the need to additional, sludge volume to control in accurate tank sewage without loss, saving water resource, interior equipment is frame for movement, stable, dependable performance, mechanical part non-welding structure at the bottom of settling tank, hinged bolt is adopted to be fastenedly connected mode, need during mud at the bottom of labor cleaning's tank, only to turn on fastening bolt and can remove blade assembly by fast dismantling, efficient and convenient without labyrinth labor cleaning mud such as process pipelines at the bottom of tank, by arranging ultrasonic sector face sensor, the automatic scavenge system of mud at the bottom of tank can pass through time programming, to device start frequency, the parameters such as working time set, by the automatic domination set mud of program timing, spoil disposal, realize system full-automation to run.
Claims (1)
1. mud discharging device at the bottom of an oil field settling tank tank, comprise tank deck (1) and the tank body (2) of settling tank, it is characterized in that: tank body (2) bottom position holds mud base plate (6) along the airtight connection of tank body (2) inwall one, to hold mud base plate (6) be a centripetal direction is the circular steel plate of descending shape, the center of holding mud base plate (6) has circular hole, become the mud collecting chamber (8) of tubular with Plate Welding between circular hole facade with settling tank base plate, the bucket wall of mud collecting chamber (8) has through hole, weld with discharge pipeline (7) is airtight, discharge pipeline (7) stretches out tank body (2) and is connected with sludge pump (5) import, settling tank central tube (18) is fixedly connected with center support (9) holding mud base plate (6) above position, center support (9) connects driven gear (17) by nylon bearing, be connected by nylon bearing between driven gear (17) and settling tank central tube (18), driven gear (17) and driving gear (12) are connected with a joggle by involute gear, the axle of driving gear (12) is connected by nylon bearing with step (13), the axle of driving gear (12) is connected by shaft coupling with flexible axle (14), flexible axle (14) is placed in sleeve pipe (15) and is connected by nylon bearing with sleeve pipe (15), flexible axle (14) is connected by shaft coupling with reducing motor (16), reducing motor (16) is at tank deck (1) extenal fixation joint sleeve (15), sleeve pipe (15) is fixed on the support of tank deck (1) and settling tank central tube (18), the axle surrounding of driven gear (17) is fixedly connected with four groups of skeletons (3) radially,
Described skeleton (3) bottom connects cleaning shoe (10), every three cleaning shoes (10) are one group, each cleaning shoe (10) is in arcuation corrosion resistant plate, the curve that three cleaning shoes (10) form is equiangular spiral, adjacent cleaning shoe (10) is staggeredly arranged, adjacent cleaning shoe (10) has overlap mutually, and cleaning shoe (10) bottom and the gap b (4) that holds between mud base plate (6) are between 8 ~ 10mm; Described skeleton (3) is connected with driven gear (17), and connected mode is detachable; Above-mentioned driven gear (17), its velocity of rotation scope is: the linear velocity of the maximum gauge of cleaning shoe (10) is 1.5 ~ 2m/min; The distance of holding bottom mud base plate (6) to tank body (2) is that 1/20, gradient a (11) of tank body (2) whole height are horizontal by 1 ~ 3 ° of angle;
Described tank body (2) from bottom to up 1/3rd height tank skin inside be provided with ultrasonic sector face sensor B (20), hold mud base plate (6) and arrange ultrasonic interface meter sensors A (19) below, the probe of ultrasonic sensor is arranged all down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410478137.8A CN104225980B (en) | 2014-09-18 | 2014-09-18 | Mud discharging device at the bottom of the settling tank tank of oil field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410478137.8A CN104225980B (en) | 2014-09-18 | 2014-09-18 | Mud discharging device at the bottom of the settling tank tank of oil field |
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| CN104225980A CN104225980A (en) | 2014-12-24 |
| CN104225980B true CN104225980B (en) | 2016-04-20 |
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| CN201410478137.8A Active CN104225980B (en) | 2014-09-18 | 2014-09-18 | Mud discharging device at the bottom of the settling tank tank of oil field |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104801075B (en) * | 2015-03-30 | 2016-06-08 | 南通华新环保设备工程有限公司 | A kind of center suspension formula mud scraper |
| CN105435493A (en) * | 2015-11-18 | 2016-03-30 | 亚太水处理(天长)有限公司 | Suspension-type center-drive sludge scraper |
| CN106390540B (en) * | 2016-12-15 | 2018-09-04 | 大庆聚三元环保科技开发有限公司 | A kind of deposit discharger in oilfield sewage settling tank |
| CN106593403A (en) * | 2016-12-26 | 2017-04-26 | 广汉市思科信达科技有限公司 | Ultrasonic treatment oil extraction system |
| CN106703781A (en) * | 2016-12-26 | 2017-05-24 | 广汉市思科信达科技有限公司 | Complete ultrasonic oil production system |
| CN106593404A (en) * | 2016-12-26 | 2017-04-26 | 广汉市思科信达科技有限公司 | Ultrasonic crude oil separating treatment system |
| CN112245981A (en) * | 2020-09-28 | 2021-01-22 | 浙江海洋大学 | Improved oil field settling tank mud discharging device and method |
| CN113417353A (en) * | 2021-07-20 | 2021-09-21 | 西安交通大学 | Device for reducing sediment formation of sewage pipe network |
| CN117509858B (en) * | 2024-01-04 | 2024-03-12 | 河北丰源环保科技集团股份有限公司 | Coking wastewater treatment device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2003024713A (en) * | 2001-07-19 | 2003-01-28 | Mk:Kk | Device for fluidizing highly concentrated sludge and method for discharging the same in sludge sedimentation tank |
| CN2736347Y (en) * | 2003-12-25 | 2005-10-26 | 北京海斯顿环保设备有限公司 | Accelerating agitator and scraper for mud in clarifier-tank |
| CN201329200Y (en) * | 2008-12-25 | 2009-10-21 | 淮北重科矿山机器有限公司 | Center automatic rake-lifting thickener with upper feeding and peripheral roller drive |
| CN102172440B (en) * | 2010-12-22 | 2013-12-18 | 深圳市中邦(集团)建设总承包有限公司 | Machine capable of independently stirring and scraping mud |
| CN102506779A (en) * | 2011-11-11 | 2012-06-20 | 山西晋城无烟煤矿业集团有限责任公司 | Working condition real-time monitoring device of coal preparation thickening tank |
| CN204034342U (en) * | 2014-09-18 | 2014-12-24 | 高城 | Mud discharging device at the bottom of the settling tank tank of oil field |
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Effective date of registration: 20200116 Address after: 163000 victory village, Saertu District, Heilongjiang, Daqing Patentee after: Daqing Welfare General Factory Address before: Longfeng District 163000 Heilongjiang city of Daqing Province Wan Feng Lu, B-4 No. 1 door 401 Patentee before: Gao Cheng |
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Application publication date: 20141224 Assignee: DAQING CITY KAOWEIER AUTOMATION EQUIPMENT MANUFACTURE Co.,Ltd. Assignor: Daqing Welfare General Factory Contract record no.: X2020980004355 Denomination of invention: Tank bottom sludge discharging device for oilfield sedimentation tank Granted publication date: 20160420 License type: Exclusive License Record date: 20200723 |
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Effective date of registration: 20210520 Address after: 163000 room 012, West floor, scientific research office building, high end equipment manufacturing park, Daqing high tech Zone, Heilongjiang Province Patentee after: DAQING CITY KAOWEIER AUTOMATION EQUIPMENT MANUFACTURE Co.,Ltd. Address before: 163000 Shengli Village, Saertu District, Daqing City, Heilongjiang Province Patentee before: Daqing Welfare General Factory |