CN103015924A - Full-automatic drill cutting cleaning machine and cleaning method thereof - Google Patents
Full-automatic drill cutting cleaning machine and cleaning method thereof Download PDFInfo
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- CN103015924A CN103015924A CN2012105554495A CN201210555449A CN103015924A CN 103015924 A CN103015924 A CN 103015924A CN 2012105554495 A CN2012105554495 A CN 2012105554495A CN 201210555449 A CN201210555449 A CN 201210555449A CN 103015924 A CN103015924 A CN 103015924A
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- sand
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- cuttings
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Abstract
The invention discloses a full-automatic drill cuttings cleaning machine, comprising a sand collecting cavity; a waste water holding cavity is arranged in the sand collecting cavity, a sand cleaning bucket is arranged in the waste water holding cavity, a motor is connected with the bottom of the sand cleaning bucket for driving the same to rotate, a water injection nozzle connected with a water intake pipe is arranged over the top of the sand cleaning bucket, a sensor is arranged on a sand conveying path, a high-pressure water pump is arranged on the water intake pipe, the output signal of the sensor is connected to a automatic controller. When in use, the cuttings to be cleaned is placed in the sand cleaning cavity; water is injected into the cuttings in the sand cleaning bucket; the motor drives the sand cleaning bucket to rotate so as to clean, dewater and throw the cuttings; the water released from the cuttings is drained from an outlet at the bottom of the waste water holding cavity; and the sand thrown out is collected after discharging from a sand outlet at the bottom of the sand collecting cavity. According to the cleaning method of the full-automatic drill cuttings cleaning machine, the cuttings are fully cleaned by combined effect of low-speed forward and reverse rotation and high-pressure water, the cleaning efficiency of the cuttings is improved, the automatic discharge of cuttings is realized, the cuttings is prevented from being secondarily damaged, the sand cleaning period is shortened, and the automatic sand cleaning process is realized.
Description
Technical field
The invention belongs to drilling well and mud logging techniques field, be specifically related to well drilling detritus automatic washing machine and cleaning method thereof.
Background technology
The landwaste that produces in the drilling process is the important information on understanding stratum, is the important evidence of finding and estimate oil-gas Layer.In the drilling process, need to analyze the sandstone in the landwaste, to obtain its accurately geological information, in time grasp position and the degree of depth of oil, gas reservoir, be convenient to adjust the probing direction.Well drilling detritus is contained a large amount of mud by mud when the down-hole is brought up, therefore must clean it and obtain clean sandstone.The China's oil industry is always by manually fishing for and bringing bottoms up at present, and rig does not creep into one meter, needs to clean and preserve a sand sample, the artificial whole process of washed-out sand approximately needs 30 minutes, because being subjected to the restrictions such as time, quantity, standard, works loaded down with trivial details, task amount is large, and efficient is low, easily leakage.Because the develop rapidly of modern drilling technology, bit speed is greatly improved, and is difficult to satisfy the technological requirement of drilling well and well logging by manually fishing for and bringing bottoms up, in the urgent need to the automation washed-out sand equipment of mechanization.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of well drilling detritus automatic washing machine and cleaning method thereof, it can clean well drilling detritus well, and directly obtain clean sandstone, after being equipped with automatic control equipment, can realize automatic washing, whole equipment volume reduces greatly, efficient greatly improves, and can satisfy the Oil Field job requirements.
To achieve these goals, the technical solution used in the present invention is:
The well drilling detritus automatic washing machine, comprise and receive sand chamber 9, in receiving sand chamber 9, be provided with waste water cavity volume 7, be provided with the funnel-form washed-out sand bucket 6 that the side leaks in the waste water cavity volume 7, washed-out sand bucket 6 bottoms connect motor 11 by its driven rotary, and top, washed-out sand bucket 6 tops arranges the water jet 2 that taps into waterpipe.
Further, sending the sand road line to be provided with induction installation 18, high-pressure hydraulic pump 1 is set on the described inlet channel, the output signal of induction installation 18 connects automatic controller 17, automatic controller 17 is according to the signal that receives, and the output control signal is controlled the keying of described high-pressure hydraulic pump 1 and rotary speed and the rotational time of described motor 11.
The upper edge 5 of described washed-out sand bucket 6 is higher than waste water cavity volume 7, and the side-closed of upper edge 5 is water-tight.
The inwall of described washed-out sand bucket 6 is made of 80 purpose stainless steel filtering nets 8.
Pitch of holes on the described filter screen 8 is 1mm, and the aperture is φ 0.15mm, adopts laser mode to form in the thick corrosion resistant plate punching of 0.5mm～1mm.
The cone angle scope of described washed-out sand bucket 6 is 60 °～70 °, and the bottom is fixedly connected with rotating shaft.
The bottom of described washed-out sand bucket 6 is the net that leaks, and this saturating online pitch of holes is 1mm, and the aperture is φ 0.15mm, adopt laser mode to form in the thick corrosion resistant plate punching of 0.5mm～1mm, it is hemispherical that profile is, and projects upwards, and the water that spills is discharged by the delivery port 16 of washed-out sand bucket 6 bottoms.
The present invention also provides a kind of cleaning method based on described well drilling detritus automatic washing machine, comprises the steps:
Well drilling detritus to be cleaned is inserted washed-out sand bucket 6;
Sprayed water to the well drilling detritus in the washed-out sand bucket 6 by water jet 2;
Drive washed-out sand bucket 6 by motor 11 and with rotating speed 80rpm～100rpm rotation the well drilling detritus of its inside is cleaned, 3min holds time;
Drive washed-out sand buckets 6 by motor 11 and with rotating speed 400rpm～450rpm rotation the well drilling detritus after cleaning is dewatered and get rid of sand, 2min holds time;
The water of deviating from is discharged from the outfall 10 of its bottom via waste water cavity volume 7;
The sand that throws away is discharged collection via receiving sand chamber 9 from the sand-falling port 15 of its bottom.
Described motor 11 is kept rotating speed constant when well drilling detritus is cleaned, every interval 30s time, direction of rotation is switched once.
More preferably, sending the sand road line to be provided with induction installation 18, on the inlet channel that water jet 2 connects high-pressure hydraulic pump 1 is set, the output detectable signal of induction installation 18 connects automatic controller 17, lower in working order, send the sand signal when what automatic controller 17 received that induction installation 18 sends, then export control signal control opening high pressure water pump 1 so that water jet 2 water sprays, and the sand rotation is got rid of in cleaning rotation and dehydration that output control signal control motor 11 carries out corresponding time and direction.
The present invention compared with prior art has the following advantages:
1, by the forward and reverse rotation of the low speed of washed-out sand bucket 6 and water under high pressure acting in conjunction well drilling detritus is cleaned fully, improved greatly the cleaning efficiency of sandstone.
2, the flushing acting in conjunction of the rotation of washed-out sand bucket 6 and water under high pressure can be avoided the obstruction of filter screen.
3, the structure of washed-out sand bucket 6 has guaranteed can realize the automatic discharging of sandstone when washed-out sand bucket 6 high speed rotating, avoids the secondary of sandstone to destroy, and shortens the washed-out sand cycle, realizes the washed-out sand process automation.
4, the manufacture craft of washed-out sand bucket 6 used filter screens has guaranteed that the sand washer filter screen has good filter effect, enough structural strength and certain application life.
5, two of washed-out sand bucket 6 kinds of working methods had both guaranteed the washed-out sand effect, had realized again the full-automation of whole washed-out sand process.
6, broken through structure and the operating principle of existing washed-out sand equipment, equipment volume is little, lightweight, is convenient to use at the scene.
Description of drawings
Accompanying drawing is structural representation of the present invention.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is described in further details.
As shown in drawings, the present invention is the well drilling detritus automatic washing machine, comprises receiving sand chamber 9, receives 9 tops, sand chamber and send sand mouth 3 places that sand block plate 4 is arranged, and sandstone occurs in the sand process and is scattering into the outside to avoid adding.Be provided with waste water cavity volume 7 in receiving sand chamber 9, be provided with the cone angle scope in the waste water cavity volume 7 and be 60 °～70 ° funnel-form washed-out sand bucket 6, the side of washed-out sand bucket 6 can leak, and inwall is made of 80 purpose stainless steel filtering nets 8.The upper edge 5 of washed-out sand bucket 6 is higher than waste water cavity volume 7, and the side-closed of upper edge 5 is water-tight, prevents from getting rid of that moisture penetrates in the final sand from this in the sand process.Washed-out sand bucket 6 bottoms are fixedly connected with the rotating shaft of motor 11 by its driven rotary.Motor 11 is installed in the motor protecting cover 12, and motor protecting cover 12 is installed in to be realized on the four pin steelframes 13 fixing.
Wherein, the bottom of washed-out sand bucket 6 is the net that leaks, the pitch of holes of net and filter screen 8 of leaking is 1mm, the aperture is φ 0.15mm, adopt laser mode to form in the thick corrosion resistant plate punching of 0.5mm～1mm, it is hemispherical that profile is, and projects upwards, and the water that spills is discharged by the delivery port 16 of washed-out sand bucket 6 bottoms.
Top, washed-out sand bucket 6 tops arranges the water jet 2 that taps into waterpipe.Sending of water jet 2 is provided with induction installation 18 on the sand road line, high-pressure hydraulic pump 1 is set on the described inlet channel, the output signal of induction installation 18 connects automatic controller 17, automatic controller 17 is according to this signal that receives, and the output control signal is controlled the keying of described high-pressure hydraulic pump 1 and rotary speed and the rotational time of described motor 11.
The cleaning method of described well drilling detritus automatic washing machine comprises the steps:
With well drilling detritus to be cleaned from sending sand mouth 3 to send into washed-out sand bucket 6;
1, with rotating speed 80rpm～100rpm rotation the well drilling detritus of its inside is cleaned first, keep rotating speed constant, every interval 30s time, direction of rotation is switched once, and 3mi n holds time;
2, then with rotating speed 400rpm～450rpm rotation the well drilling detritus after cleaning is dewatered and get rid of sand, 2mi n holds time.In this step, can accelerate rotation, to increase centrifugal force.
The water of deviating from is discharged from the outfall 10 of its bottom and the delivery port 16 of washed-out sand bucket 6 bottoms via waste water cavity volume 7;
The sand that throws away is collected into the sand device 14 via receiving sand-falling port 15 discharges of sand chamber 9 from its bottom.
Claims (10)
1. well drilling detritus automatic washing machine, comprise and receive sand chamber (9), it is characterized in that, in receiving sand chamber (9), be provided with waste water cavity volume (7), be provided with the funnel-form washed-out sand bucket (6) that the side leaks in the waste water cavity volume (7), washed-out sand bucket (6) bottom connects motor (11) by its driven rotary, and top, washed-out sand bucket (6) top arranges the water jet (2) that taps into waterpipe.
2. well drilling detritus automatic washing machine according to claim 1, it is characterized in that, sending the sand road line to be provided with induction installation (18), high-pressure hydraulic pump (1) is set on the described inlet channel, the output signal of induction installation (18) connects automatic controller (17), automatic controller (17) is according to the signal that receives, and the output control signal is controlled the keying of described high-pressure hydraulic pump (1) and rotary speed and the rotational time of described motor (11).
3. well drilling detritus automatic washing machine according to claim 1 and 2 is characterized in that, the upper edge (5) of described washed-out sand bucket (6) is higher than waste water cavity volume (7), and the side-closed of upper edge (5) is water-tight.
4. well drilling detritus automatic washing machine according to claim 1 and 2 is characterized in that, the inwall of described washed-out sand bucket (6) is made of 80 purpose stainless steel filtering nets (8).
5. well drilling detritus automatic washing machine according to claim 4 is characterized in that, the pitch of holes on the described filter screen (8) is 1mm, and the aperture is φ 0.15mm, adopts laser mode to form in the thick corrosion resistant plate punching of 0.5mm～1mm.
6. well drilling detritus automatic washing machine according to claim 1 is characterized in that, the cone angle scope of described washed-out sand bucket (6) is 60 °～70 °, and the bottom is fixedly connected with rotating shaft.
7. according to claim 1 or 6 described well drilling detritus automatic washing machines, it is characterized in that, the bottom of described washed-out sand bucket (6) is the net that leaks, online pitch of holes is 1mm thoroughly, the aperture is φ 0.15mm, adopts laser mode to form in the thick corrosion resistant plate punching of 0.5mm～1mm, and it is hemispherical that profile is, project upwards, the water that spills is discharged by the delivery port (16) of washed-out sand bucket (6) bottom.
8. based on the cleaning method of the described well drilling detritus automatic washing machine of claim 1, it is characterized in that, comprise the steps:
Well drilling detritus to be cleaned is inserted washed-out sand bucket (6);
Sprayed water to the well drilling detritus in the washed-out sand bucket (6) by water jet (2);
Drive washed-out sand bucket (6) by motor (11) and with rotating speed 80rpm～100rpm rotation the well drilling detritus of its inside is cleaned, 3min holds time;
Drive washed-out sand bucket (6) by motor (11) and with rotating speed 400rpm～450rpm rotation the well drilling detritus after cleaning is dewatered and get rid of sand, 2mi n holds time;
The water of deviating from is discharged from the outfall (10) of its bottom via waste water cavity volume (7);
The sand that throws away is discharged collection via receiving sand chamber (9) from the sand-falling port (15) of its bottom.
9. cleaning method according to claim 8 is characterized in that, described motor (11) is kept rotating speed constant when well drilling detritus is cleaned, and every interval 30s time, direction of rotation is switched once.
10. according to claim 8 or 9 described cleaning methods, it is characterized in that, sending the sand road line to be provided with induction installation (18), on the inlet channel that water jet (2) connects high-pressure hydraulic pump (1) is set, the output detectable signal of induction installation (18) connects automatic controller (17), lower in working order, send the sand signal when what automatic controller (17) received that induction installation (18) sends, then export control signal control opening high pressure water pump (1) so that water jet (2) water spray, and the sand rotation is got rid of in cleaning rotation and dehydration that output control signal control motor (11) carries out corresponding time and direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210555449.5A CN103015924B (en) | 2012-12-20 | 2012-12-20 | Well drilling detritus automatic washing machine and cleaning method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210555449.5A CN103015924B (en) | 2012-12-20 | 2012-12-20 | Well drilling detritus automatic washing machine and cleaning method thereof |
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| CN103015924A true CN103015924A (en) | 2013-04-03 |
| CN103015924B CN103015924B (en) | 2015-09-02 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104747186A (en) * | 2015-03-23 | 2015-07-01 | 石家庄盛世天成信息技术有限公司 | Automatic rock debris dredging and washing device |
| CN105626063A (en) * | 2015-12-25 | 2016-06-01 | 中国石油天然气集团公司 | Automatic sampling system for logging rock waste |
| CN108894740A (en) * | 2018-08-31 | 2018-11-27 | 中国石油大学(北京) | The device and method that landwaste cleans when a kind of surface hole drilling for deep water |
| CN111206891A (en) * | 2019-11-06 | 2020-05-29 | 中国石油集团川庆钻探工程有限公司 | Closed automatic rock debris collecting device for sulfur-containing stratum |
| CN113027436A (en) * | 2020-11-06 | 2021-06-25 | 长江大学 | Automatic drilling debris collecting and logging system |
| CN113266288A (en) * | 2020-02-17 | 2021-08-17 | 中国石油天然气集团有限公司 | Water-based drilling rock debris while-drilling harmless treatment device and method |
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| CN202611633U (en) * | 2012-05-30 | 2012-12-19 | 张洪新 | Geological logging rock debris automatic acquisition washing device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111206891A (en) * | 2019-11-06 | 2020-05-29 | 中国石油集团川庆钻探工程有限公司 | Closed automatic rock debris collecting device for sulfur-containing stratum |
| CN113266288A (en) * | 2020-02-17 | 2021-08-17 | 中国石油天然气集团有限公司 | Water-based drilling rock debris while-drilling harmless treatment device and method |
| CN113266288B (en) * | 2020-02-17 | 2023-06-30 | 中国石油天然气集团有限公司 | Harmless treatment device and method for water-based drilling cuttings while drilling |
| CN113027436A (en) * | 2020-11-06 | 2021-06-25 | 长江大学 | Automatic drilling debris collecting and logging system |
| CN113027436B (en) * | 2020-11-06 | 2023-06-16 | 长江大学 | Automatic drilling rock debris collecting and logging system |
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| CN103015924B (en) | 2015-09-02 |
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Inventor after: Dong Pengmin Inventor after: Han Yuchen Inventor after: Tian Bao Inventor after: Zhao Bo Inventor after: Dang Xiaoli Inventor after: Tian Wei Inventor after: Zhou Haiyang Inventor before: Dong Pengmin Inventor before: Zhao Bo Inventor before: Dang Xiaoli |
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Free format text: CORRECT: INVENTOR; FROM: DONG PENGMIN ZHAO BO DANG XIAOLI TO: DONG PENGMIN HAN YUCHEN TIAN BAO ZHAO BO DANG XIAOLI TIAN WEI ZHOU HAIYANG |
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Granted publication date: 20150902 Termination date: 20161220 |
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