CN203104356U - Automatic transformation control system for rotation speed of two-speed motor - Google Patents
Automatic transformation control system for rotation speed of two-speed motor Download PDFInfo
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- CN203104356U CN203104356U CN2013200486612U CN201320048661U CN203104356U CN 203104356 U CN203104356 U CN 203104356U CN 2013200486612 U CN2013200486612 U CN 2013200486612U CN 201320048661 U CN201320048661 U CN 201320048661U CN 203104356 U CN203104356 U CN 203104356U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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Abstract
The utility model provides an automatic transformation control system for the rotation speed of a two-speed motor. The utility model aims to overcome the disadvantage that manual control of a two-speed motor used in a conventional oil pumping unit cannot realize real-time regulation and control according to real-time working load, saving of power and improvement of work efficiency. The automatic transformation control system comprises a motor and a controller, wherein the motor is a two-speed motor, the controller is connected with the motor and used for controlling the operation mode of the rotation speed of the motor, the controller controls the motor to operate at different rotation speeds, and the controller sends a signal to allow a motor winding to automatically switch between two wiring modes according to different current values obtained in sampling by the controller. The utility model has the following beneficial effects: load current values of an oil well are automatically acquired through the controller, wiring of the motor winding is automatically transformed, the rotation speed of the motor is changed, so output power of the motor is changed and the purpose of saving of electric energy is achieved.
Description
Technical field
The utility model relates to a kind of two-speed motor, especially relates to the automatic conversion control system of a kind of two-speed motor rotating speed.
Background technology
Oil exploration equipment moves under the unattended duty situation mostly in the open air, and oil pumper is one of crude oil production scene equipment the most commonly used.Change greatly, need the stripper well of frequent clean-out service and need the often heavy oil wells of notes vapour operation for geology, select two-speed motor to drive oil pumper usually, so that after the end of job, motor moves under fast state extracts flushing fluid fast out; When oil well normally moves production, motor is placed the lower-speed state operation, to reach the purpose that reduces power consumption and guarantee output, improve work efficiency.At present, the used double-speed motor of oil pumper relies on manual type to carry out rotating speed control usually, can not load to regulate and control immediately in real time according to work, can't really realize electrical energy saving, the purpose of improving work efficiency.
The utility model content
Adopt double-speed motor to pass through Artificial Control in order to overcome existing oil pumper, can not load to regulate and control immediately in real time according to work, can't really realize electrical energy saving, the purpose of improving work efficiency deficiency, the utility model provides a kind of two-speed motor rotating speed automatic conversion control system.
The technical scheme that its technical problem that solves the utility model adopts is: the automatic conversion control system of two-speed motor rotating speed comprises motor, controller, motor is a two-speed motor, controller is connected with motor, and controller is used to control the rotating speed operational mode of motor.Controller control motor moves under different rotating speeds, and controller sends signal and makes the motor winding obtain different current values along with the controller sampling automatically and switch between two kinds of modes of connection.
Motor controller comprises processor, is connected with A.C. contactor K1, K2, K3 between processor and motor winding, controls the mode of connection of motor winding by the break-make of A.C. contactor K1, K2, K3; The inner normally opened contact J1 of controller, J2 are connected with A.C. contactor K1, K2, K3, and the current value that sampling obtains according to controller is controlled the connected mode of motor winding in real time.
Controller is according to the current value set position, and 1 grade is used to set motor allows current value range when fast state moves, and 2 grades are used to set motor and allow current value range when lower-speed state moves.
The control circuit controller model of controller is SJDB-V, and the model of A.C. contactor K1, K2, K3 is GMC-100/AC380V.When controller detects the sample rate current value in 1 grade of scope the time, the J1 closure, K1 is closed to be connected, and K2, K3 disconnect, and the lead wire of motor winding is 1,2,3 to connect power supply, 4,5,6 open circuits, motor wiring is a low-speed mode; When detecting the sample rate current value in 2 grades of scopes the time, the J2 closure, K2, K3 are closed to be connected, and K1 disconnects, and the lead wire of motor winding is 4,5,6 to connect power supply, 1,2,3 open circuits, motor wiring is a fast mode.
The beneficial effects of the utility model are, gather oil well load current value automatically by controller, and conversion motor windings wiring automatically changes motor speed, and then changes output power of motor, reaches the purpose of saves energy.
Description of drawings
Fig. 1 is the functional-block diagram of the automatic conversion control system of the utility model two-speed motor rotating speed.
Fig. 2 is circuit theory diagrams of the present utility model.
Fig. 3 a and Fig. 3 b are the circuit diagrams of the motor windings in specific embodiment of the utility model.
Among the figure: 100. controllers, 200. motor.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.But what those skilled in the art should know is to the invention is not restricted to listed embodiment, as long as spirit according to the invention all should be included in protection scope of the present invention.
Referring to accompanying drawing 1.The automatic conversion control system of the utility model two-speed motor rotating speed comprises motor 200, controller 100, and motor 200 is a two-speed motor, and controller 100 is connected with motor 200, and controller 100 is used to control the rotating speed operational mode of motor 200.Controller 100 control motor 200 move under different rotating speeds, and controller 100 sends signal makes the motor winding obtain different current values along with controller 100 samplings automatically and at a high speed, switch between two kinds of modes of connection of low speed.
Referring to accompanying drawing 2.Motor 200 is connected with controller 100, and by 200 operations of controller 100 control motor.
When controller 100 detects the sample rate current value in 1 grade of scope the time, the J1 closure, K1 is closed to be connected, and K2, K3 disconnect, and the lead wire of motor winding is 1,2,3 to connect power supply, 4,5,6 open circuits, motor wiring is that (Fig. 3 is a) for low-speed mode; When controller 100 detects the sample rate current value in 2 grades of scopes the time, the J2 closure, K2, K3 are closed to be connected, and K1 disconnects, and the lead wire of motor winding is 4,5,6 to connect power supply, 1,2,3 open circuits, motor wiring is fast mode (Fig. 3 b); In each rotating speed handoff procedure, the motor continuous service.
The automatic conversion control system of two-speed motor rotating speed of the present utility model has the function to two-speed motor automatic switchover rotating speed, can move under 500 rev/mins or 750 rev/mins of arbitrary rotating speeds according to the load current size.
It should be noted that the foregoing description is example and unrestricted the present invention, those skilled in the art can design a lot of alternate embodiments and not break away from the claim scope of this patent.
Claims (5)
1. the automatic conversion control system of two-speed motor rotating speed comprises motor, controller, and motor is a two-speed motor, and controller is connected with motor, and controller is used to control the rotating speed operational mode of motor, it is characterized in that:
Described controller (100) is controlled described motor (200) and is moved under different rotating speeds, and described controller (100) sends signal and makes described motor winding obtain different current values along with controller (100) sampling automatically and switch between two kinds of modes of connection.
2. according to the automatic conversion control system of the described two-speed motor rotating speed of claim 1, it is characterized in that: described motor controller (100) comprises processor, between described processor and described motor winding, be connected with A.C. contactor K1, K2, K3, control the mode of connection of motor winding by the break-make of A.C. contactor K1, K2, K3;
The inner normally opened contact J1 of described controller (100), J2 are connected with described A.C. contactor K1, K2, K3, and the current value that sampling obtains according to controller (100) is controlled the connected mode of motor winding in real time.
3. according to the automatic conversion control system of the described two-speed motor rotating speed of claim 2, it is characterized in that: described controller (100) is according to the current value set position, 1 grade is used to set described motor (200) allows current value range when fast state moves, and 2 grades are used to set described motor (200) and allow current value range when lower-speed state moves.
4. according to the automatic conversion control system of the described two-speed motor rotating speed of claim 3, it is characterized in that: the control circuit controller model of described controller (100) is SJDB-V, and the model of A.C. contactor K1, K2, K3 is GMC-100/AC380V.
5. according to the automatic conversion control system of the described two-speed motor rotating speed of claim 4, it is characterized in that: when described controller (100) detects the sample rate current value in 1 grade of scope the time, the J1 closure, K1 is closed to be connected, K2, K3 disconnect, the lead wire of motor winding is 1,2,3 to connect power supply, 4,5,6 open circuits, and motor wiring is a low-speed mode; When controller (100) detects the sample rate current value in 2 grades of scopes the time, the J2 closure, K2, K3 are closed to be connected, and K1 disconnects, and the lead wire of motor winding is 4,5,6 to connect power supply, 1,2,3 open circuits, motor wiring is a fast mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200486612U CN203104356U (en) | 2013-01-30 | 2013-01-30 | Automatic transformation control system for rotation speed of two-speed motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200486612U CN203104356U (en) | 2013-01-30 | 2013-01-30 | Automatic transformation control system for rotation speed of two-speed motor |
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| Publication Number | Publication Date |
|---|---|
| CN203104356U true CN203104356U (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200486612U Expired - Lifetime CN203104356U (en) | 2013-01-30 | 2013-01-30 | Automatic transformation control system for rotation speed of two-speed motor |
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| CN (1) | CN203104356U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104578608A (en) * | 2015-01-22 | 2015-04-29 | 天津小刀电动科技股份有限公司 | Three-power motor |
| CN104747425A (en) * | 2015-03-05 | 2015-07-01 | 海信容声(广东)冰箱有限公司 | Compressor, refrigerator and control method |
| CN111257587A (en) * | 2020-01-22 | 2020-06-09 | 武汉船用机械有限责任公司 | Rotating speed measuring device for double-speed motor |
| CN110737235B (en) * | 2019-11-01 | 2022-10-21 | 中核核电运行管理有限公司 | Double-speed motor control device and method |
-
2013
- 2013-01-30 CN CN2013200486612U patent/CN203104356U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104578608A (en) * | 2015-01-22 | 2015-04-29 | 天津小刀电动科技股份有限公司 | Three-power motor |
| CN104578608B (en) * | 2015-01-22 | 2018-10-02 | 小刀科技股份有限公司 | Three-power electric machine |
| CN104747425A (en) * | 2015-03-05 | 2015-07-01 | 海信容声(广东)冰箱有限公司 | Compressor, refrigerator and control method |
| CN110737235B (en) * | 2019-11-01 | 2022-10-21 | 中核核电运行管理有限公司 | Double-speed motor control device and method |
| CN111257587A (en) * | 2020-01-22 | 2020-06-09 | 武汉船用机械有限责任公司 | Rotating speed measuring device for double-speed motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200918 Address after: 100120 Beijing Xicheng District six laying Kang Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC BOHAI EQUIPMENT MANUFACTURING Co.,Ltd. Patentee after: BOHAI PETROLEUM EQUIPMENT CHENGDE PETROLEUM MACHINERY CO.,LTD. Address before: 300280 Tianjin Binhai New Area Xin Huan Xi Road No. 3 Tianjin Binhai Service Outsourcing Industry Park No. 19 Building Patentee before: CNPC BOHAI EQUIPMENT MANUFACTURING Co.,Ltd. Patentee before: BOHAI PETROLEUM EQUIPMENT CHENGDE PETROLEUM MACHINERY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130731 |
|
| CX01 | Expiry of patent term |