CN204299565U - Based on the beam type oil pumping machine indicating diagram indirectly testing device of electrical power - Google Patents
Based on the beam type oil pumping machine indicating diagram indirectly testing device of electrical power Download PDFInfo
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- CN204299565U CN204299565U CN201420775593.4U CN201420775593U CN204299565U CN 204299565 U CN204299565 U CN 204299565U CN 201420775593 U CN201420775593 U CN 201420775593U CN 204299565 U CN204299565 U CN 204299565U
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- indicator card
- encoder
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- electric parameter
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Abstract
The utility model relates to a kind of beam type oil pumping machine indicating diagram indirectly testing device based on electrical power, and it is made up of field data acquisition unit, indicator card computing unit and data-interface, and described field data acquisition unit comprises electric parameter tester and encoder; Electric parameter tester is arranged on the power input of motor, the input power of testing of electric motors; Encoder is arranged on support shaft, the pivot angle of test walking beam; Electric parameter tester is connected with indicator card computing unit by bus with change encoder; Indicator card computing unit is connected with external equipment by data-interface; External equipment is drawn out pumping unit hanging point indicator card according to the corresponding relation of suspension point power f and displacement s and is carried out Real time dynamic display.Described indicator card computing unit is made up of RS485 local communication bus, DSP signal processing module, display operating case.The utility model, without the need to load transducer, is installed simple, can in real time, accurately, the indicator card of on-line measurement beam pumping unit easily.
Description
Technical field
The utility model relates to a kind of beam type oil pumping machine indicating diagram indirectly testing device based on electrical power, belongs to mechanical test device.
Background technology
Indicator card judges Oil Well Working important means, especially can judge the situation of down-hole.The existing technology being measured PRL by load transducer, but due to be subject to load transducer easily aging, service life is short and the artificial destruction restriction such as serious and do not have good effect, in addition because it is periodic measurement that indicator card is directly measured, so the phenomenon such as liquid level situation, PRL change below the operation conditions of oil pumper, oil well can not be known in time, such oil pumper can not get timely maintenance, affect oil production, waste energy.This device is without the need to installed load sensor, and power of motor and the walking beam pendulum angle indirect reformer of choosing easily directly measurement on oil pumper go out pumping-unit workdone graphic, is convenient to realize the convenience of indicator card, accurate, on-line measurement.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of beam type oil pumping machine indicating diagram indirectly testing device without the need to load transducer, realizes the convenience of indicator card, accurate, on-line measurement.
The technical scheme that the utility model adopts is:
The utility model, based on the beam type oil pumping machine indicating diagram indirectly testing device of electrical power, is made up of field data acquisition unit, indicator card computing unit and data-interface.Described field data acquisition unit comprises electric parameter tester and encoder; Electric parameter tester is arranged on the power input of motor, the input power of testing of electric motors; Encoder is arranged on support shaft, the pivot angle of test walking beam; Electric parameter tester is connected with indicator card computing unit by bus with encoder; Indicator card computing unit calculates polished rod load f; Indicator card computing unit is connected with external equipment by data-interface; External equipment is drawn out pumping unit hanging point indicator card according to the corresponding relation of suspension point power f and displacement s and is carried out Real time dynamic display.
Described indicator card computing unit is made up of RS485 local communication bus, DSP signal processing module, display operating case; RS485 local communication bus is used for DSP signal processing module and connects oil pumper electric parameter tester and encoder, and by ModBus communications protocol, DSP signal processing module can access the data of electric parameter tester and encoder; DSP signal processing module is made up of TMS320F2812DSP and peripheral components; Display operating case is by lcd display, and button forms, and completes information displaying, parameters input function.
The utility model has the advantage of: without the need to maneuvering load sensor, measure the polished rod load that the power input to a machine indirect calculation easily obtained goes out oil pumper, be convenient to realize on-line measurement and record; The swabbing parameter of indicator card to oil pumper can be utilized to be optimized to improve the degree of filling of plunger displacement pump, also can to realize oilwell produced fluid amount metering based on the indicator card of continuous measurement.Install simple, can in real time, accurately, the indicator card of on-line measurement beam pumping unit easily.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model based on the beam type oil pumping machine indicating diagram indirect measurement system of electrical power;
Fig. 2 is encoder scheme of installation of the present utility model;
Fig. 3 is the partial enlarged drawing in Fig. 2.
In figure: 1. encoder, 2. magnet steel, 3. support shaft, 4. walking beam, 5. rotating shaft, 6. motor, 7. electric parameter tester.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described specifically:
As shown in Figure 1, Figure 2, Figure 3 shows, the utility model, based on the beam type oil pumping machine indicating diagram indirectly testing device of electrical power, is made up of field data acquisition unit, indicator card computing unit and data-interface.Described field data acquisition unit comprises electric parameter tester 7 and encoder 1; Electric parameter tester 7 is arranged on the power input of motor 6, the input power of testing of electric motors 6; Encoder 1 is arranged on support shaft 3, the pivot angle of test walking beam 4; Electric parameter tester 7 is connected with indicator card computing unit by bus with encoder 1; Indicator card computing unit calculates polished rod load f; Indicator card computing unit is connected with external equipment by data-interface; External equipment is drawn out pumping unit hanging point indicator card according to the corresponding relation of suspension point power f and displacement s and is carried out Real time dynamic display.The rotating shaft 5 of described encoder 1 inside is connected with magnet steel 2, and magnet steel 2 is connected with support shaft 3 end, and the shell of encoder 1 is connected with walking beam 4 by support.
The course of work of this device comprises the electric parameter tester 7 of the power input being arranged on motor 6, the input power P of testing of electric motors 6; The rotating shaft 5 of encoder 1 inside is connected with support shaft 3 by magnet steel 2, and the shell of encoder 1 is connected with walking beam 4 by support, the pivot angle α of test walking beam 4; Electric parameter tester 7 is connected with indicator card computing unit by bus with encoder 1, and the pivot angle α of walking beam 4, the input power P of motor 6 are input to indicator card computing unit by data/address bus or wireless telecommunications; Indicator card computing unit calculates polished rod load f and displacement s according to " power attenuation method "; Indicator card computing unit is connected with external equipment by data-interface; External equipment is drawn out pumping unit hanging point indicator card according to the corresponding relation of suspension point power f and displacement s and is carried out Real time dynamic display.
Claims (2)
1. based on the beam type oil pumping machine indicating diagram indirectly testing device of electrical power, be made up of field data acquisition unit, indicator card computing unit and data-interface, described field data acquisition unit comprises electric parameter tester (7) and encoder (1); Electric parameter tester (7) is arranged on the power input of motor (6), the input power of testing of electric motors (6); Encoder (1) is arranged on support shaft (3), the pivot angle of test walking beam (4); Electric parameter tester (7) is connected with indicator card computing unit by bus with encoder (1); Indicator card computing unit calculates polished rod load f; Indicator card computing unit is connected with external equipment by data-interface; External equipment is drawn out pumping unit hanging point indicator card according to the corresponding relation of suspension point power f and displacement s and is carried out Real time dynamic display; The rotating shaft (5) of described encoder (1) inside is connected with magnet steel (2), and magnet steel (2) is connected with support shaft (3) end.
2. the beam type oil pumping machine indicating diagram indirectly testing device based on electrical power according to claim 1, is characterized in that, the shell of encoder (1) is connected with walking beam (4) by support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420775593.4U CN204299565U (en) | 2014-12-10 | 2014-12-10 | Based on the beam type oil pumping machine indicating diagram indirectly testing device of electrical power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420775593.4U CN204299565U (en) | 2014-12-10 | 2014-12-10 | Based on the beam type oil pumping machine indicating diagram indirectly testing device of electrical power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204299565U true CN204299565U (en) | 2015-04-29 |
Family
ID=53105111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420775593.4U Expired - Fee Related CN204299565U (en) | 2014-12-10 | 2014-12-10 | Based on the beam type oil pumping machine indicating diagram indirectly testing device of electrical power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204299565U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847311A (en) * | 2015-05-27 | 2015-08-19 | 山西晋煤集团技术研究院有限责任公司 | Adaptive device for flowing pressure during coalbed methane exploitation |
| CN105952439A (en) * | 2016-07-19 | 2016-09-21 | 哈尔滨理工大学 | Device and method for measuring indicator diagram by electric parameters |
| CN106401561A (en) * | 2016-11-10 | 2017-02-15 | 中国石油化工股份有限公司 | Real-time working condition diagnostic method for belt type oil pumping unit |
-
2014
- 2014-12-10 CN CN201420775593.4U patent/CN204299565U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847311A (en) * | 2015-05-27 | 2015-08-19 | 山西晋煤集团技术研究院有限责任公司 | Adaptive device for flowing pressure during coalbed methane exploitation |
| CN104847311B (en) * | 2015-05-27 | 2018-04-03 | 山西晋煤集团技术研究院有限责任公司 | Coal-bed gas exploitation stream presses self-reacting device |
| CN105952439A (en) * | 2016-07-19 | 2016-09-21 | 哈尔滨理工大学 | Device and method for measuring indicator diagram by electric parameters |
| CN106401561A (en) * | 2016-11-10 | 2017-02-15 | 中国石油化工股份有限公司 | Real-time working condition diagnostic method for belt type oil pumping unit |
| CN106401561B (en) * | 2016-11-10 | 2019-10-25 | 中国石油化工股份有限公司 | A kind of belt type pumping unit real-time working condition diagnostic method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150429 Termination date: 20151210 |
|
| EXPY | Termination of patent right or utility model |