CN105065258A - Intelligent monitoring and remote controlling integrated device for direct drive screw pump well - Google Patents
Intelligent monitoring and remote controlling integrated device for direct drive screw pump well Download PDFInfo
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- CN105065258A CN105065258A CN201510416698.XA CN201510416698A CN105065258A CN 105065258 A CN105065258 A CN 105065258A CN 201510416698 A CN201510416698 A CN 201510416698A CN 105065258 A CN105065258 A CN 105065258A
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- screw pump
- integrated device
- telecontrol
- hole
- fixed base
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Abstract
The invention discloses an intelligent monitoring and remote controlling integrated device for a direct drive screw pump well. The intelligent monitoring and remote controlling integrated device for the direct drive screw pump well comprises a coupler, a polish rod, a power conversion device, a fixed base, a signal cable, a screw pump, a down-hole sensor, a sucker rod string, a control cabinet and a direct drive device. The direct drive device and the polish rod are fixed into a whole through the coupler. The polish rod penetrates through a center hole of the fixed base and is connected with the down-hole sucker rod string. The fixed base is fixed on a wellhead through a bolt. The down-hole sensor is connected between an outlet of the screw pump and an oil tube of the sucker rod string through a tubing coupling. The signal cable is arranged between the oil tube of the sucker rod string and a casing annulus. The intelligent monitoring and remote controlling integrated device for the direct drive screw pump well is simple in structure; parameters are easy to adjust; according to the arrangement of the down-hole sensor, the influences of down-hole pressure and temperature parameters of the screw pump on the pump state are eliminated; collections of the down-hole pressure and down-hole temperature are achieved; remote control over revolving speed, overload and overflow is achieved; economic benefits are high and the application prospect is broad.
Description
Technical field
The present invention relates to technical field of oil extraction equipment, be specially a kind of directly-driven screw pump well intellectual monitoring and telecontrol integrated device.
Background technique
In recent years, driving device for directly-driven screw pump because its structure is simple, efficient energy-saving, frequency conversion adjust ginseng easily, the advantage such as electromagnetism anti-contrarotation security is reliable and by oil field wide popularization and application.
But current this oil production method does not also realize bottom pressure, the data capture of temperature is uploaded, cannot the down-hole pressure of analyzing and diagnosing screw bolt well, temperature is on the impact of pumping of screw pump condition.
Though the stoppage protection that directly-driven screw pump can realize soft start-stop, ginseng and abnormal pump condition are adjusted in frequency conversion, does not realize telecontrol, can not grasp the hole condition of screw bolt well and the runnability of equipment online in real time simultaneously.Present urgent need is a kind of in directly-driven screw pump well oil pumping process, does not need scene, just can realize the collection of down-hole pressure, temperature, the equipment of the telecontrol of rotating speed, overload, overcurrent.
Summary of the invention
The object of the invention is to object and be to provide a kind of directly-driven screw pump well intellectual monitoring and telecontrol integrated device, it is the important supporting technology of directly-driven screw pump oil recovery well, which solve the down-hole pressure of screw bolt well, temperature parameter is on the impact of pumping of screw pump condition, realize the collection of down-hole pressure and temperature, realize the telecontrol of rotating speed, overload, overcurrent.
For achieving the above object, the invention provides following technological scheme: a kind of directly-driven screw pump well intellectual monitoring and telecontrol integrated device, comprise coupling, polished rod, power switching device, fixed base, signal cable, screw pump, downhole sensor, rod string, control cabinet, direct driving device, described direct driving device is fixed as one by shaft joint and polished rod; Described polished rod is connected with the rod string of down-hole through the center hole of fixed base; Described fixed base is bolted on well head; Described downhole sensor is connected between screw rod delivery side of pump and the oil pipe of rod string by tubing coupling; Signal cable is provided with between the oil pipe of described rod string and casing annulus.
Preferably, described downhole sensor can realize pressure, temperature parameter Real-time Collection and upload.
Preferably, described control cabinet comprises secondary meter and the integrated manipulator of downhole sensor.
Preferably, described control cabinet can realize startup, the stopping of telecontrol screw pump; The state of display pumping of screw pump oil production system: the parameters such as operation, stopping, underload shutdown, overload shutdown and fault number, can the long-range setting carrying out parameters.
Preferably, the center line of described direct driving device, polished rod, fixed base overlaps with the center line of well head.
Preferably, slowspeed machine is equipped with in described direct driving device inside, and the motor shaft of described slowspeed machine is set to hollow shaft.
Compared with prior art, the invention has the beneficial effects as follows:
1. structure is simple, and adjust ginseng easily, electromagnetism anti-contrarotation security is reliable.
2. remote control operation is easy, and data transmission security is reliable, and remote control can realize startup, the stopping of telecontrol directly-driven screw pump; The state of display pumping of screw pump oil production system: the parameters such as operation, stopping, underload shutdown, overload shutdown and fault number, can the long-range setting carrying out parameters.
3. input cost is low, improves oil well output, increases the working life of oil production equipment, has higher economic benefit and application prospect widely.
Accompanying drawing explanation
Fig. 1 is agent structure schematic diagram of the present invention;
In figure: 1-shaft joint, 2-polished rod, 3-power switching device, 4-fixed base, 5-signal cable, 6-screw pump, 7-downhole sensor, 8-rod string, 9-control cabinet, 10 direct driving devices.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technological scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, the invention provides a kind of technological scheme: a kind of directly-driven screw pump well intellectual monitoring and telecontrol integrated device, comprise coupling 1, polished rod 2, power switching device 3, fixed base 4, signal cable 5, screw pump 6, downhole sensor 7, rod string 8, control cabinet 9, direct driving device 10, described direct driving device 10 is fixed as one by shaft joint and polished rod 2; Described polished rod 2 is connected with the rod string 8 of down-hole through the center hole of fixed base 4; Described fixed base 4 is bolted on well head; Described downhole sensor 7 is connected between the outlet of screw pump 6 and the oil pipe of rod string 8 by tubing coupling; Signal cable 5 is provided with between the oil pipe of described rod string 8 and casing annulus; Described downhole sensor 7 can realize pressure, temperature parameter Real-time Collection and upload; Described control cabinet 9 comprises secondary meter and the integrated manipulator of downhole sensor 7; Described control cabinet 9 can realize startup, the stopping of telecontrol screw pump 6; The state of display screw pump 6 pump oil production system: the parameters such as operation, stopping, underload shutdown, overload shutdown and fault number, can the long-range setting carrying out parameters; Described direct driving device 10, polished rod 2, the center line of fixed base 4 overlap with the center line of well head; Slowspeed machine is equipped with in described direct driving device 10 inside, and the motor shaft of described slowspeed machine is set to hollow shaft.
The present invention in use, first direct driving device 10 is determined, polished rod 2, the center line of fixed base 4 and the well head centerline of oil well are in coincidence status, then by control cabinet 9 open direct driving device 10 slowspeed machine, the power of slowspeed machine is transmitted to screw pump 6 by power switching device 3, screw pump 6 starts to drive rod string 8 to carry out pumping operation, complete oil recovery function, in oil pumping process, downhole sensor 7 is the pressure of down-hole, the data transmission such as temperature are to the control cabinet 9 directly driven to face, the power supply of the control cabinet 9 directly driven by ground, signal transmission forms a closed-loop path, these data are sent to the secondary meter on control cabinet 9 by signal cable 5, secondary meter makes an explanation to signal and to the integrated manipulator be uploaded to after data recompile on control cabinet 9, integrated manipulator processes data after receiving sensing data, the equipment that realizes controls, the function of protection and data remote, when direct driving device 10 occurs abnormal, control cabinet 9 can also realize the startup of telecontrol direct driving device (10), shut down and show the state of screw pump 6 pump oil production system and long-rangely can carry out rotating speed, electric current, underload shutdown, overload shutdown and the isoparametric setting of fault number.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any reference character in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification is described according to mode of execution, but not each mode of execution only comprises an independently technological scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technological scheme in each embodiment also through appropriately combined, can form other mode of executions that it will be appreciated by those skilled in the art that.
Claims (6)
1. a directly-driven screw pump well intellectual monitoring and telecontrol integrated device, comprise coupling (1), polished rod (2), power switching device (3), fixed base (4), signal cable (5), screw pump (6), downhole sensor (7), rod string (8), control cabinet (9), direct driving device (10), it is characterized in that: described direct driving device (10) is fixed as one by shaft joint (1) and polished rod (2); Described polished rod (2) is connected with the rod string (8) of down-hole through the center hole of fixed base (4); Described fixed base (4) is bolted on well head; Described downhole sensor (7) is connected between the outlet of screw pump (6) and the oil pipe of rod string (8) by tubing coupling; Signal cable (5) is provided with between the oil pipe of described rod string (8) and casing annulus.
2. a kind of directly-driven screw pump well intellectual monitoring according to claim 1 and telecontrol integrated device, is characterized in that: described downhole sensor (7) can realize pressure, temperature parameter Real-time Collection and upload.
3. a kind of directly-driven screw pump well intellectual monitoring according to claim 1 and 2 and telecontrol integrated device, is characterized in that: described control cabinet (9) comprises secondary meter and the integrated manipulator of downhole sensor (7).
4. a kind of directly-driven screw pump well intellectual monitoring according to claim 3 and telecontrol integrated device, is characterized in that: described control cabinet (9) can realize startup, the stopping of telecontrol screw pump (6); The state of display screw pump (6) pump oil production system: the parameters such as operation, stopping, underload shutdown, overload shutdown and fault number, can the long-range setting carrying out parameters.
5. a kind of directly-driven screw pump well intellectual monitoring according to claim 1 or 4 and telecontrol integrated device, is characterized in that: the center line of described direct driving device (10), polished rod (2), fixed base (4) overlaps with the center line of well head.
6. a kind of directly-driven screw pump well intellectual monitoring according to claim 5 and telecontrol integrated device, is characterized in that: slowspeed machine is equipped with in described direct driving device (10) inside, and the motor shaft of described slowspeed machine is set to hollow shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510416698.XA CN105065258A (en) | 2015-07-16 | 2015-07-16 | Intelligent monitoring and remote controlling integrated device for direct drive screw pump well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510416698.XA CN105065258A (en) | 2015-07-16 | 2015-07-16 | Intelligent monitoring and remote controlling integrated device for direct drive screw pump well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105065258A true CN105065258A (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510416698.XA Pending CN105065258A (en) | 2015-07-16 | 2015-07-16 | Intelligent monitoring and remote controlling integrated device for direct drive screw pump well |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217374A (en) * | 2020-02-05 | 2021-08-06 | 中国石油天然气股份有限公司 | Operation maintenance method and system for vertical well screw pump |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4718824A (en) * | 1983-09-12 | 1988-01-12 | Institut Francais Du Petrole | Usable device, in particular for the pumping of an extremely viscous fluid and/or containing a sizeable proportion of gas, particularly for petrol production |
| CN1683791A (en) * | 2005-03-02 | 2005-10-19 | 胜利油田胜利电器有限责任公司 | Directly driving screw pump device |
| CN1996719A (en) * | 2006-12-26 | 2007-07-11 | 杭州富沃德电子电器有限公司 | Direct drive permanent magnet synchronous motor for screw pump |
| CN102926716A (en) * | 2012-11-23 | 2013-02-13 | 天津正本自控系统有限公司 | Oil pumping unit system |
| CN202789517U (en) * | 2012-07-04 | 2013-03-13 | 中国石油天然气股份有限公司 | Oil-producing control device of screw pump on basis of underground multi-parameter real-time monitoring |
-
2015
- 2015-07-16 CN CN201510416698.XA patent/CN105065258A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4718824A (en) * | 1983-09-12 | 1988-01-12 | Institut Francais Du Petrole | Usable device, in particular for the pumping of an extremely viscous fluid and/or containing a sizeable proportion of gas, particularly for petrol production |
| CN1683791A (en) * | 2005-03-02 | 2005-10-19 | 胜利油田胜利电器有限责任公司 | Directly driving screw pump device |
| CN1996719A (en) * | 2006-12-26 | 2007-07-11 | 杭州富沃德电子电器有限公司 | Direct drive permanent magnet synchronous motor for screw pump |
| CN202789517U (en) * | 2012-07-04 | 2013-03-13 | 中国石油天然气股份有限公司 | Oil-producing control device of screw pump on basis of underground multi-parameter real-time monitoring |
| CN102926716A (en) * | 2012-11-23 | 2013-02-13 | 天津正本自控系统有限公司 | Oil pumping unit system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217374A (en) * | 2020-02-05 | 2021-08-06 | 中国石油天然气股份有限公司 | Operation maintenance method and system for vertical well screw pump |
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Application publication date: 20151118 |