CN108278107A - The control system and drilling machine of drilling machine - Google Patents
The control system and drilling machine of drilling machine Download PDFInfo
- Publication number
- CN108278107A CN108278107A CN201711429635.3A CN201711429635A CN108278107A CN 108278107 A CN108278107 A CN 108278107A CN 201711429635 A CN201711429635 A CN 201711429635A CN 108278107 A CN108278107 A CN 108278107A
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- China
- Prior art keywords
- control device
- control
- drilling machine
- output end
- input terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 43
- 238000002347 injection Methods 0.000 claims abstract description 25
- 239000007924 injection Substances 0.000 claims abstract description 25
- 239000012530 fluid Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 239000004615 ingredient Substances 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 241001074085 Scophthalmus aquosus Species 0.000 description 2
- 230000000116 mitigating effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
- E21B44/02—Automatic control of the tool feed
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of control systems of drilling machine, including first control device and second control device, wherein, the input terminal of the first control device with the output end of injection head motor for connecting, the input terminal of the second control device is connect with the control terminal of the first control device, the second control device is used to control the lower bit pressure power of drilling machine, and the output end of the second control device with the chamber for the oblique disk that can control hydraulic pump for connecting.A kind of drilling machine, control system including above-mentioned drilling machine, the hydraulic pump with oblique disk, injection head motor, operation handle, the output end of the hydraulic pump is connect with the input terminal of the injection head motor, the input terminal of the hydraulic pump is connect with the output end of the injection head motor, and the operation handle can control the oblique disk of hydraulic pump.Control system and drilling machine in the embodiment of the present application when formation lithology changes, can keep lower bit pressure power and bit pressure constant.
Description
Technical field
The present invention relates to oil and gas well drilling technical field, in particular to a kind of control system of drilling machine with
And drilling machine.
Background technology
When continuous pipe drill drilling operation, in conventional going down process, the output stream of hydraulic pump is controlled by injection head handle
Amount is hampered operating mode to the observation of instrument and micro-judgment by people to control injection head running speed, then slowed down,
Stop drill down operator processing, there are the possibility that reaction time deficiency, misoperation cause the accident；In the drilling process of stratum, by
Drillability in stratum changes so that rate of penetration often changes, and needs to adjust injection head running speed at any time to ensure bit pressure
Be basically unchanged, rate of penetration is usually very low, and manual adjustment handle is very inconvenient to reach suitable rate of penetration, often need
It repeatedly to adjust and can be only achieved requirement, labor intensity is big, accuracy is inadequate；In short, automatic bit feed cannot be carried out, in the presence of bore and meet
The risk to cause the accident is hindered, manually-operated labor intensity is big, accuracy is inadequate.
Invention content
A kind of control system and drilling machine of drilling machine are provided in the embodiment of the present invention, lower brill can be automatically controlled.
To achieve the above object, the present invention provides a kind of control system of drilling machine, including first control device and
Second control device, wherein the input terminal of the first control device with the output end of injection head motor for connecting, and described the
The input terminal of two control devices is connect with the control terminal of the first control device, and the second control device is for controlling drilling machine
Lower bit pressure power, the output end of the second control device with the chamber for the oblique disk that can control hydraulic pump for connecting.
Preferably, including third control device, the input terminal of the third control device and the second control device
Output end connects, and the output end that the third control device is used to control the second control device inputs fluid to the chamber
Pressure.
Preferably, the first control device is sequence valve.
Preferably, the second control device is remote-control relief valve.
Preferably, the third control device is overflow valve.
Preferably, the input terminal of the first control device is provided with first throttling device.
Preferably, the output end of the second control device is provided with second throttling device.
Preferably, the first control device has at least two operating positions, at the first operating position, described first
The input terminal of control device is connected to the output end of the first control device, at the second operating position, first control
The input terminal of device and the output end of the first control device disconnect.
The embodiment of the present application also discloses a kind of drilling machine, includes such as the control system of above-mentioned drilling machine, with oblique disk
Hydraulic pump, injection head motor, operation handle, the output end of the hydraulic pump connect with the input terminal of the injection head motor,
The input terminal of the hydraulic pump is connect with the output end of the injection head motor, and the operation handle can control the oblique of hydraulic pump
Disk.
Preferably, the control system and the operation handle can generate opposite effect power to oblique disk.
Control system and drilling machine in the embodiment of the present application can automatically adjust down when formation lithology changes
Drilling speed degree keeps lower bit pressure power and bit pressure constant, realizes automatic bit feed, avoids manual operation because the reaction time is insufficient, operates not
When the possibility to cause the accident, while mitigating the labor intensity of drilling.
With reference to following description and accompanying drawings, only certain exemplary embodiments of this invention is disclosed in detail, specifies the original of the present invention
Reason can be in a manner of adopted.It should be understood that embodiments of the present invention are not so limited in range.In appended power
In the range of the spirit and terms that profit requires, embodiments of the present invention include many changes, modifications and are equal.
The feature for describing and/or showing for a kind of embodiment can be in a manner of same or similar one or more
It is used in a other embodiment, it is combined with the feature in other embodiment, or substitute the feature in other embodiment.
It should be emphasized that term "comprises/comprising" refers to the presence of feature, one integral piece, step or component when being used herein, but simultaneously
It is not excluded for the presence or additional of one or more other features, one integral piece, step or component.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those skilled in the art without having to pay creative labor, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the principle schematic of drilling machine in the embodiment of the present invention.
The description of the drawings of the figures above：1, hydraulic pump；2, injection head motor；3, first throttling device；4, the first control dress
It sets；5, second control device；6, third control device；7, second throttling device；8, operation handle.
Specific implementation mode
In order to make those skilled in the art more fully understand the technical solution in the present invention, below in conjunction with of the invention real
The attached drawing in example is applied, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
The every other embodiment that technical staff is obtained without making creative work, should all belong to guarantor of the present invention
The range of shield.
It should be noted that when element is referred to as " being set to " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not offered as being unique embodiment.
Unless otherwise defined, all of technologies and scientific terms used here by the article and belong to the technical field of the present invention
The normally understood meaning of technical staff is identical.Used term is intended merely to description tool in the description of the invention herein
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein "and/or" includes one or more
Any and all combinations of relevant Listed Items.
Shown in referring to Fig.1, the embodiment of the present application discloses a kind of control system of drilling machine, including first control device 4
And second control device 5, wherein the input terminal of the first control device 4 is used to connect with the output end of injection head motor 2
It connects, the input terminal of the second control device 5 is connect with the control terminal of the first control device 4, the second control device 5
Lower bit pressure power for controlling drilling machine, the output end of the second control device 5 are used for and the oblique disk that can control hydraulic pump 1
Chamber connects.
Wherein, drilling machine can also include hydraulic pump 1, injection head motor 2, operation handle 8.Wherein, hydraulic pump 1 has oblique
Disk.Operation handle 8 can be based on its operation, to adjust the oblique disk of hydraulic pump 1, that is, adjust the output flow of hydraulic pump 1.
The output end of hydraulic pump 1 is connect by the first pipeline with the input terminal of injection head motor 2, injection head motor 2 it is defeated
Outlet is connect by the second pipeline with the input terminal of hydraulic pump 1, to constitute fluid path cycle.
One end of third pipeline is connect in tie point Pa and the second piping connection with the output end of injection head motor 2.The
The other end of three pipelines is connect with the input terminal of first control device 4.
The first control device 4 has at least two operating positions, at the first operating position, the first control dress
4 input terminal is set to be connected to the output end of the first control device 4, at the second operating position, the first control device 4
The output end of input terminal and the first control device 4 disconnect.
The input terminal of second control device 5 is connect with the control terminal of first control device 4.Second control device 5 is for controlling
The lower bit pressure power of drilling machine processed.When pressure i.e. at tie point Pa is more than the setting pressure of remote-control relief valve, first control device 4
In the first operating position.When pressure at tie point Pa is less than or equal to the setting pressure of remote-control relief valve, the first control
Device 4 is in the second operating position.
One end of 4th pipeline is connect with the output end of first control device 4, the other end of the 4th pipeline by X1 mouthfuls with
The chamber connection of the position of oblique disk can be controlled.
Preferably, first control device 4 is sequence valve.Second control device 5 is remote-control relief valve.
Hydraulic feedback control system is connected in injection head driving fluid path, lower brill maximum pressure is set by sequence valve, under
Bit pressure power is by remote-control relief valve remote adjustment.It is suitable in backfeed loop when boring pressure Pa more than remote-control relief valve setting value instantly
Sequence valve is opened, and the pressure oil in third pipeline enters X1, offsets the SERVO CONTROL pressure P2 of a part of hydraulic pump 1, is pushed oblique
Disk is swung to backhaul (pivot angle reduction) direction, and 1 output flow of hydraulic pump is made to reduce, and ensures that lower bit pressure power is constant.
When boring pressure Pa instantly less than setting pressure, the sequence valve in backfeed loop is closed, and X1 mouthfuls of pressure P1 are 0, and pump is oblique
Disk inclination angle is controlled by SERVO CONTROL pressure P2, and hydraulic pump 1 is exported with the maximum stream flow that handle is set, and is ensured that lower bit pressure power reaches and is set
Definite value.
In drilling, by adjusting the pressure of remote-control relief valve, suitable running speed and bit pressure are obtained.Work as formation lithology
When changing, running speed is automatically adjusted, keeps lower bit pressure power and bit pressure constant, realizes automatic bit feed, avoid manual operation
Because of the possibility that the reaction time is insufficient, misoperation causes the accident, while mitigating driller's labor intensity.
Preferably, including third control device 6, the input terminal of the third control device 6 and the second control device 5
Output end connection, the third control device 6 is used to control the output end of the second control device 5 and be inputted to the chamber
The pressure of fluid.Third control device 6 can be overflow valve.
Preferably, the first segment that pressure is adjusted can be separately provided on third pipeline and the 4th pipeline
Flow device 3 and second throttling device 7.
The embodiment of the present application also discloses a kind of drilling machine comprising such as above-mentioned borer system, injection head motor 2, hydraulic pressure
Pump 1.Preferably, hydraulic pump 1 uses two-way variable displacement plunger pump, and the output stream of hydraulic pump 1 is adjusted by automatically controlled (or hydraulic control) handle
Amount, control liquid flow path direction rise, the lower speed bored and made a trip to control drilling machine.
Constant bit pressure automatic bit feed embodiment：
When being bored under certain constant bit pressure, the operating pressure of injection head motor 2 is by remote-control relief valve remote adjustment.Instantly bit pressure power
When Pa is more than remote-control relief valve setting value, sequence valve is opened, and is entered to connect the pressure oil of driving fluid path of injection head motor 2
The chamber that can act on swash plate disk of hydraulic pump 1, makes the SERVO CONTROL pressure of hydraulic pump 1 become (P2-P1), swash plate respectively
It is swung to backhaul (pivot angle reduction) direction, 1 output flow of hydraulic pump is made to reduce, ensure that lower bit pressure power is constant.
Herein cited any digital value all include between lower limiting value to upper limit value with the lower value of an incremented and
The all values of upper value, there are the intervals of at least two units between any lower value and any much higher value.For example, such as
Fruit elaborates that the quantity of component or the value of process variable (such as temperature, pressure, time etc.) are from 1 to 90, preferably from 20
To 80, more preferably from 30 to 70, then purpose is arrived in order to illustrate also clearly listing such as 15 to 85,22 in the specification
68,43 to 51,30 to 32 is equivalent.For the value less than 1, suitably think that a unit is 0.0001,0.001,0.01,0.1.
These are only intended to the example clearly expressed, it is believed that the numerical value enumerated between minimum and peak is possible to
Combination is all expressly set forth in the specification in a similar manner.
Unless otherwise indicated, all ranges all include all numbers between endpoint and endpoint.It is used together with range
" about " or " approximation " be suitable for two endpoints of the range.Thus, " about 20 to 30 " are intended to covering " about 20 to about
30 ", including at least the endpoint indicated.
All articles and reference disclosed, including patent application and publication, for various purposes by quoting knot
Together in this.The term " substantially by ... constitute " for describing combination should include identified element, ingredient, component or step and reality
Other elements, ingredient, component or the step of the basic novel feature of the combination are not influenced in matter.Using term "comprising" or
" comprising " describes the combination of element here, ingredient, component or step it is also contemplated that substantially by these elements, ingredient, component
Or the embodiment that step is constituted.Here by using term " can with ", it is intended to illustrate that " can with " includes described any
Attribute is all optional.
Multiple element, ingredient, component or step can be provided by single integrated component, ingredient, component or step.Optionally
Ground, single integrated component, ingredient, component or step can be divided into multiple element, ingredient, component or the step of separation.It is used for
The open "a" or "an" for describing element, ingredient, component or step is not said to exclude other elements, ingredient, component
Or step.
It should be understood that above description is to illustrate rather than to be limited.By reading above-mentioned retouch
It states, many embodiments and many applications except the example provided all will be aobvious and easy for a person skilled in the art
See.Therefore, the range of this introduction should not be determined with reference to foregoing description, but should with reference to appended claims and this
The full scope of the equivalent that a little claims are possessed determines.For comprehensive purpose, all articles and with reference to including special
The disclosure of profit application and bulletin is all by reference to being incorporated herein.Theme disclosed herein is omitted in preceding claims
Any aspect is not intended to abandon the body matter, also should not be considered as inventor the theme is not thought of as it is disclosed
A part for subject matter.
Claims (10)
1. a kind of control system of drilling machine, which is characterized in that including first control device and second control device, wherein
The input terminal of the first control device with the output end of injection head motor for connecting, the input terminal of the second control device
It being connect with the control terminal of the first control device, the second control device is used to control the lower bit pressure power of drilling machine, and described the
The output end of two control devices with the chamber for the oblique disk that can control hydraulic pump for connecting.
2. the control system of drilling machine according to claim 1, which is characterized in that including third control device, described
The input terminal of three control devices is connect with the output end of the second control device, and the third control device is described for controlling
The output end of second control device inputs the pressure of fluid to the chamber.
3. the control system of drilling machine according to claim 1, which is characterized in that the first control device is sequence
Valve.
4. the control system of drilling machine according to claim 1, which is characterized in that the second control device is that remote control is overflow
Flow valve.
5. the control system of drilling machine according to claim 2, which is characterized in that the third control device is overflow
Valve.
6. the control system of drilling machine according to claim 1, which is characterized in that the input terminal of the first control device
It is provided with first throttling device.
7. the control system of drilling machine according to claim 1, which is characterized in that the output end of the second control device
It is provided with second throttling device.
8. the control system of drilling machine according to claim 1, which is characterized in that the first control device has at least
Two operating positions, at the first operating position, the input terminal of the first control device is defeated with the first control device
Outlet is connected to, at the second operating position, the output end of the input terminal of the first control device and the first control device
It disconnects.
9. a kind of drilling machine, which is characterized in that include such as control system of claim 1 to 8 any one of them drilling machine, have
The hydraulic pump of oblique disk, injection head motor, operation handle, the input terminal of the output end of the hydraulic pump and the injection head motor
Connection, the input terminal of the hydraulic pump are connect with the output end of the injection head motor, and the operation handle can control hydraulic pump
Oblique disk.
10. drilling machine according to claim 9, which is characterized in that the control system and the operation handle can be to oblique
Disk generates opposite effect power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711429635.3A CN108278107B (en) | 2017-12-26 | 2017-12-26 | Control system for drilling machine and drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711429635.3A CN108278107B (en) | 2017-12-26 | 2017-12-26 | Control system for drilling machine and drilling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108278107A true CN108278107A (en) | 2018-07-13 |
| CN108278107B CN108278107B (en) | 2022-02-01 |
Family
ID=62802305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711429635.3A Active CN108278107B (en) | 2017-12-26 | 2017-12-26 | Control system for drilling machine and drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108278107B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030010505A1 (en) * | 2001-07-11 | 2003-01-16 | Coiled Tubing Solutions, Inc. | Oil well tubing injection system |
| US20030196793A1 (en) * | 2002-04-22 | 2003-10-23 | Crawford James B. | Combined nitrogen treatment system and coiled tubing system in one tractor/trailer apparatus |
| CN101655005A (en) * | 2009-08-04 | 2010-02-24 | 大连交通大学 | Hydraulic system of continuous string coiled tubing unit |
| CN201635716U (en) * | 2010-03-19 | 2010-11-17 | 北京中冶迈克液压有限责任公司 | Continuous pipe injection speed proportional control device |
| CN105696999A (en) * | 2016-01-29 | 2016-06-22 | 中国石油集团川庆钻探工程有限公司长庆井下技术作业公司 | Coiled tubing experimental system and method |
| CN106194060A (en) * | 2016-07-20 | 2016-12-07 | 中国石油大学(华东) | A kind of global design of Cabon-fibre continuous sucker rod operating vehicles |
| CN206190239U (en) * | 2016-11-18 | 2017-05-24 | 山东科瑞机械制造有限公司 | Multi -functional fill head control system that brakes |
-
2017
- 2017-12-26 CN CN201711429635.3A patent/CN108278107B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030010505A1 (en) * | 2001-07-11 | 2003-01-16 | Coiled Tubing Solutions, Inc. | Oil well tubing injection system |
| US20030196793A1 (en) * | 2002-04-22 | 2003-10-23 | Crawford James B. | Combined nitrogen treatment system and coiled tubing system in one tractor/trailer apparatus |
| CN101655005A (en) * | 2009-08-04 | 2010-02-24 | 大连交通大学 | Hydraulic system of continuous string coiled tubing unit |
| CN201635716U (en) * | 2010-03-19 | 2010-11-17 | 北京中冶迈克液压有限责任公司 | Continuous pipe injection speed proportional control device |
| CN105696999A (en) * | 2016-01-29 | 2016-06-22 | 中国石油集团川庆钻探工程有限公司长庆井下技术作业公司 | Coiled tubing experimental system and method |
| CN106194060A (en) * | 2016-07-20 | 2016-12-07 | 中国石油大学(华东) | A kind of global design of Cabon-fibre continuous sucker rod operating vehicles |
| CN206190239U (en) * | 2016-11-18 | 2017-05-24 | 山东科瑞机械制造有限公司 | Multi -functional fill head control system that brakes |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108278107B (en) | 2022-02-01 |
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Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: China National Petroleum Corp. Patentee after: CNPC Drilling Engineering Technology Research Institute Co.,Ltd. Patentee after: Hubei PetroChina Jianghan Machinery Research Institute Co.,Ltd. Address before: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee before: China National Petroleum Corp. Patentee before: DRILLING RESEARCH INSTITUTE OF CHINA NATIONAL PETROLEUM Co. Patentee before: JIANGHAN MACHINERY Research Institute DR CNPC Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC ENGINEERING TECHNOLOGY R & D Co.,Ltd. Patentee after: CNPC JIANGHAN MACHINERY RESEARCH INSTITUTE Co.,Ltd. Address before: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee before: China National Petroleum Corp. Patentee before: CNPC Drilling Engineering Technology Research Institute Co.,Ltd. Patentee before: Hubei PetroChina Jianghan Machinery Research Institute Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20230118 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC ENGINEERING TECHNOLOGY R & D Co.,Ltd. Patentee after: CNPC JIANGHAN MACHINERY RESEARCH INSTITUTE Co.,Ltd. Patentee after: BEIJING PETROLEUM MACHINERY Co.,Ltd. Patentee after: BEIJING KEMBL PETROLEUM TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee before: CHINA NATIONAL PETROLEUM Corp. Patentee before: CNPC ENGINEERING TECHNOLOGY R & D Co.,Ltd. Patentee before: CNPC JIANGHAN MACHINERY RESEARCH INSTITUTE Co.,Ltd. |