CN103389664A - Intelligent electric motor protection and control device - Google Patents
Intelligent electric motor protection and control device Download PDFInfo
- Publication number
- CN103389664A CN103389664A CN2013102935926A CN201310293592A CN103389664A CN 103389664 A CN103389664 A CN 103389664A CN 2013102935926 A CN2013102935926 A CN 2013102935926A CN 201310293592 A CN201310293592 A CN 201310293592A CN 103389664 A CN103389664 A CN 103389664A
- Authority
- CN
- China
- Prior art keywords
- controller
- mainboard
- processing unit
- output
- vacuum contactor
- 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
Landscapes
- Programmable Controllers (AREA)
Abstract
An intelligent electric motor protection and control device can solve the problems of complicated wiring installation and debugging, high failure rate, low safety and joint of traditional devices. An input wiring terminal is connected with a disconnector which is connected with a vacuum contactor, the vacuum contactor is connected with an output wiring terminal, a power supply unit and a voltage signal processing unit are respectively connected between the disconnector and the vacuum contactor; a circuit mutual inductor is connected between the vacuum contactor and the output wiring terminal; the power supply unit is arranged on a mainboard onto which a controller is connected, the controller is connected with the voltage signal processing unit, a current signal processing unit, a control processing unit, an input module, a display, a storage and an RS232 communication interface respectively, the current signal processing unit is connected with the circuit mutual inductor, and the output control processing unit is connected with the vacuum contactor. The intelligent electric motor protection and control device is easy to install and uninstall, integrated, unified, convenient, flexible, very easy to repair and safe and reliable in processes of usage, operation and maintenance.
Description
Technical field
The invention belongs to the application of electronic technology field, relate to oil field motor protection control device, specifically intelligent electric machine protection control device.
Background technology
development along with science and technology, switch board in oil field is universal gradually, the staff is recognizing gradually also, importance to protection and the control of motor in oil pumper, yet, in traditional electric motor protecting control circuit, be difficult to the collection of realization to various electrical parameters, output and Long-distance Control combine in a circuit, therefore in order to realize these functions, independently be connected to the components and parts of various necessity in switch board, realizing respectively their function separately, but this traditional equipment exists the installation wiring and combined debugging is very loaded down with trivial details, failure rate is high, fault verification and eliminating need certain experience and time, and security is low, brought the problem that threatens for staff's personal safety, simultaneously, in traditional electric equipment and circuit in order to use, to change and process conveniently, generally adopt A.C. contactor and electrothermal relay etc., but A.C. contactor is after excessive electric current, frequent start-stop, easily cause contact adhesion or ablation, cause failure rate high, often change and cause the wasting of resources, there are the problems such as coarse, the affected by environment large and function singleness of adjusting in electrothermal relay.
Summary of the invention
The technical matters that the present invention proposes for solving foregoing, the technical scheme of taking is as follows:
intelligent electric machine protection control device, comprise housing, be fixed on input wires terminal and output wiring terminal on housing, described input wires terminal is connected with the input end of disconnector, the output terminal of disconnector is connected with the input end of vacuum contactor, the output terminal of vacuum contactor and outlet terminal sub-connection, be connected with respectively power supply unit and voltage signal processing unit between disconnector and vacuum contactor, be connected with the circuit mutual inductor between vacuum contactor and output wiring terminal, described power supply unit is located on mainboard, and the output terminal of power supply unit is connected with mainboard, mainboard is fixed in housing, be connected to controller on mainboard, the voltage signal input end of controller is connected with voltage signal processing unit by mainboard, the current signal input end of controller is connected with the current signal processing unit by mainboard, the input end of current signal processing unit is connected with the circuit mutual inductor, the control output end of controller is connected with the output controlled processing unit by mainboard, the output terminal of output controlled processing unit is connected with vacuum contactor, the control input end of controller is connected with the load module on being fixed on housing, the demonstration data output end of controller is connected with display by mainboard, the storage data input/output terminal of controller is connected with storer by mainboard, controller is connected with the RS232 communication interface by mainboard.
The input end of described power supply unit is connected with air switch.
Described controller is connected with external start and stop socket by mainboard.
Described output controlled processing unit comprises relay and amplifying circuit, and the output terminal of its repeat circuit is connected with vacuum contactor, and the input end of relay is connected with amplifying circuit, and the input end of amplifying circuit is connected with controller.
Described controller is single-chip microcomputer, and is embedded with software program in single-chip microcomputer.
On described housing, output wiring terminal one side is fixed with standby output wiring terminal.
Described hull outside is provided with at least two fasteners.
beneficial effect of the present invention: power supply unit is that each needs electrical component bulk supply by mainboard, voltage signal processing unit and current signal processing unit be acquisition and processing voltage and current data respectively, and offer controller, controller is by calculating, analyze and process out corresponding data, and data are shown by display, for the staff, simultaneously data are stored in storer, controller is given the output controlled processing unit, thereby by vacuum contactor, control electric machine operation state, the staff can control and the course of work of operation control and action etc. by load module, also can be by equipment connections such as RS232 level communication interface and computing machines, thereby reach the effect with the communication of this device and control, in installation process, only need input, output wiring terminal exact connect ion respectively gets final product, need not loaded down with trivial details, complicated wiring one by one, when for the staff, having increased safety assurance, also reach an equipment and realized the effect of several functions, and easily install, quick detachable, and integration, unitized, convenient, flexibly, very easily in maintenance, use, operation and maintenance process are safe and reliable, install, wiring and combined debugging are simple, failure rate is low, safe, brought guarantee for staff's personal safety, and subsidiary to have solved legacy equipment not whole because of it, the not integrated problem that reaches the existence of not intelligent and related property.
Description of drawings
Fig. 1 is schematic diagram of the present invention.
In figure: 1-housing, 2-input wires terminal, 3-output wiring terminal, 4-disconnector, the 5-vacuum contactor, 6-power supply unit, 7-voltage signal processing unit, 8-circuit mutual inductor, the 9-mainboard, 10-controller, 11-current signal processing unit, 12-exports controlled processing unit, 13-load module, 14-display, the 15-storer, 16-RS232 communication interface, 17-air switch, the external start and stop socket of 18-, the standby output wiring terminal of 19-, 20-fastener.
Embodiment
below in conjunction with Fig. 1 and each embodiment thereof, the present invention is described in further detail: embodiment one: intelligent electric machine protection control device, comprise housing 1, be fixed on input wires terminal 2 and output wiring terminal 3 on housing 1, described input wires terminal 2 is connected with the input end of disconnector 4, when playing the electrical isolation effect, weakened service work personnel's potential safety hazard, the output terminal of disconnector 4 is connected with the input end of vacuum contactor 5, make device withstand voltage, high operating frequency and life-span are long, need not repeatedly to overhaul, help and improve relay work duration, the output terminal of vacuum contactor 5 is connected with output wiring terminal 3, be connected with respectively power supply unit 6 and voltage signal processing unit 7 between disconnector 4 and vacuum contactor 5, be connected with circuit mutual inductor 8 between vacuum contactor 5 and output wiring terminal 3, described power supply unit 6 is located on mainboard 9, and the output terminal of power supply unit 6 is connected with mainboard 9, mainboard 9 changed electric power and offer by power supply unit 6, thereby by mainboard 9, for needing electric equipment, each provides electric power, mainboard 9 is fixed in housing 1, be connected to controller 10 on mainboard 9, the voltage signal input end of controller 10 is connected with voltage signal processing unit 7 by mainboard 9, thereby obtain voltage data, the current signal input end of controller 10 is connected with current signal processing unit 11 by mainboard 9, thereby obtain current data, and make and analyze and process, the input end of current signal processing unit 11 is connected with circuit mutual inductor 8, this circuit mutual inductor 8 can adopt measurement formula or protection as required, the present invention is in practice process, what adopt is the measurement formula, so that measure, the statistics electric current, the control output end of controller 10 is connected with output controlled processing unit 12 by mainboard 9, so that control electric machine operation state, the output terminal of output controlled processing unit 12 is connected with vacuum contactor 5, the control input end of controller 10 is connected with the load module 13 on being fixed on housing 1, thereby can be by the course of work and the content of load module 13 operation controls 10, the demonstration data output end of controller 10 is connected with display 14 by mainboard 9, desired data is shown, the storage data input/output terminal of controller 10 is connected with storer 15 by mainboard 9, store necessary related data, controller 10 is connected with RS232 communication interface 16 by mainboard 9, be used for being connected with computing machine, thereby transmitting data information, control the duty of this device, can also connect the input interface of data such as pressure, temperature on mainboard 9, each interface is connected with controller 10 respectively, facilitates the use the function of this device expansion switch board.
the beneficial effect of present embodiment: in installation process, only need input, output wiring terminal exact connect ion respectively gets final product, need not loaded down with trivial details, complicated wiring one by one, when for the staff, having increased safety assurance, also reach an equipment and realized the effect of several functions, and easily install, quick detachable, and integration, unitized, convenient, flexibly, very easily in maintenance, use, operation and maintenance process are safe and reliable, the installation wiring and the combined debugging that have effectively solved the legacy equipment existence are very loaded down with trivial details, failure rate is high, fault verification and eliminating need certain experience and time, and security is low, brought the problem that threatens for staff's personal safety, and subsidiary to have solved legacy equipment not whole because of it, the not integrated problem that reaches the existence of not intelligent and related property, the technique effect that reaches this device uses in oil field after has exceeded the technician and has expected.
Embodiment two: present embodiment and embodiment one different be in: the input end of described power supply unit 6 is connected with air switch 17,, so that whether control device power, is that safety improves and ensures; Other guide is identical with embodiment one.
Embodiment three: present embodiment and embodiment one or two different be in: described controller 10 is connected with external start and stop socket 18 by mainboard 9, external start and stop socket 18 can access the start-stop button by long lead, so that the start and stop of remotely controlled plant have also improved safety in the time of handled easily; Other guide is identical with embodiment one.
Embodiment four: present embodiment and embodiment one to three different be in: described output controlled processing unit 12 comprises relay and amplifying circuit, the output terminal of its repeat circuit is connected with vacuum contactor 5, the input end of relay is connected with amplifying circuit, the input end of amplifying circuit is connected with controller 10, the content of present embodiment is that content of the present invention is further limited and explains, does not represent that the output controlled processing unit 12 in embodiment one does not comprise relay and amplifying circuit.
Embodiment five: present embodiment and embodiment one to four different be in: described controller 10 is single-chip microcomputer, and is embedded with software program in single-chip microcomputer, so that better realize the function of this device.
Embodiment six: present embodiment and embodiment one to five different be in: on described housing 1, output wiring terminal 3 one sides are fixed with standby output wiring terminal 19, and standby output wiring terminal 19 is used for connecting under special circumstances three vacant pin of motor; Other guide is identical with embodiment one.
Embodiment seven: present embodiment and embodiment one to six different be in: described housing 1 outside is provided with at least two fasteners 20, so that this device is stabilized in switch board, wherein the optimum number of fastener is four; Other guide is identical with embodiment one.
Claims (7)
1. intelligent electric machine is protected control device, comprise housing (1), be fixed on input wires terminal (2) and output wiring terminal (3) on housing, it is characterized in that: described input wires terminal (2) is connected with the input end of disconnector (4), the output terminal of disconnector (4) is connected with the input end of vacuum contactor (5), the output terminal of vacuum contactor (5) is connected with output wiring terminal (3), be connected with respectively power supply unit (6) and voltage signal processing unit (7) between disconnector (4) and vacuum contactor (5), be connected with circuit mutual inductor (8) between vacuum contactor (5) and output wiring terminal (3), described power supply unit (6) is located on mainboard (9), and the output terminal of power supply unit (6) is connected with mainboard (9), mainboard (9) is fixed in housing (1), be connected to controller (10) on mainboard (9), the voltage signal input end of controller (10) is connected with voltage signal processing unit (7) by mainboard (9), the current signal input end of controller (10) is connected with current signal processing unit (11) by mainboard (9), the input end of current signal processing unit (11) is connected with circuit mutual inductor (8), the control output end of controller (10) is connected with output controlled processing unit (12) by mainboard (9), the output terminal of output controlled processing unit (12) is connected with vacuum contactor (5), the control input end of controller (10) is connected with the load module (13) on being fixed on housing (1), the demonstration data output end of controller (10) is connected with display (14) by mainboard (9), the storage data input/output terminal of controller (10) is connected with storer (15) by mainboard (9), controller (10) is connected with RS232 communication interface (16) by mainboard (9).
2. intelligent electric machine according to claim 1 is protected control device, and it is characterized in that: the input end of described power supply unit (6) is connected with air switch (17).
3. intelligent electric machine according to claim 1 is protected control device, it is characterized in that: described controller (10) is connected with external start and stop socket (18) by mainboard (9).
4. intelligent electric machine according to claim 1 is protected control device; it is characterized in that: described output controlled processing unit (12) comprises relay and amplifying circuit; the output terminal of its repeat circuit is connected with vacuum contactor (5); the input end of relay is connected with amplifying circuit, and the input end of amplifying circuit is connected with controller (10).
5. intelligent electric machine according to claim 1 is protected control device, and it is characterized in that: described controller (10) is single-chip microcomputer, and is embedded with software program in single-chip microcomputer.
6. intelligent electric machine according to claim 1 is protected control device, it is characterized in that: upper output wiring terminal (3) one sides of described housing (1) are fixed with standby output wiring terminal (19).
7. intelligent electric machine protection control device according to claim 1, is characterized in that: be provided with two fasteners (20) outside described housing (1) at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310293592.6A CN103389664B (en) | 2013-07-11 | 2013-07-11 | Intelligent electric motor protection and control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310293592.6A CN103389664B (en) | 2013-07-11 | 2013-07-11 | Intelligent electric motor protection and control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103389664A true CN103389664A (en) | 2013-11-13 |
| CN103389664B CN103389664B (en) | 2015-07-01 |
Family
ID=49533963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310293592.6A Active CN103389664B (en) | 2013-07-11 | 2013-07-11 | Intelligent electric motor protection and control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103389664B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105226615A (en) * | 2015-10-17 | 2016-01-06 | 界首市鑫洋机电有限公司 | A kind of intelligent digitalized electrical fault detecting and controlling system |
| CN113534709A (en) * | 2021-07-13 | 2021-10-22 | 马友亮 | Oil well data acquisition and motor protection control system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2667768Y (en) * | 2003-12-25 | 2004-12-29 | 刘海波 | Intelligent motor controller |
| CN1909317A (en) * | 2006-08-14 | 2007-02-07 | 上海万谱电器有限公司 | Motor protection device |
| CN201315477Y (en) * | 2008-11-27 | 2009-09-23 | 苏州万龙集团有限公司 | Low-voltage motor protector |
| US7676333B2 (en) * | 2007-11-06 | 2010-03-09 | General Electric Company | Method and apparatus for analyzing partial discharges in electrical devices |
| CN202094607U (en) * | 2011-06-28 | 2011-12-28 | 北京易投嘉德投资咨询有限公司 | Protective device for low-tension motor |
| CN102655321A (en) * | 2012-02-20 | 2012-09-05 | 太原理工大学 | Motor fault protection device of motor |
| CN103109430A (en) * | 2011-05-17 | 2013-05-15 | 中山大洋电机制造有限公司 | Protection circuit of DC brush motor |
| CN203338059U (en) * | 2013-07-11 | 2013-12-11 | 马友亮 | Intelligent motor protection control device |
-
2013
- 2013-07-11 CN CN201310293592.6A patent/CN103389664B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2667768Y (en) * | 2003-12-25 | 2004-12-29 | 刘海波 | Intelligent motor controller |
| CN1909317A (en) * | 2006-08-14 | 2007-02-07 | 上海万谱电器有限公司 | Motor protection device |
| US7676333B2 (en) * | 2007-11-06 | 2010-03-09 | General Electric Company | Method and apparatus for analyzing partial discharges in electrical devices |
| CN201315477Y (en) * | 2008-11-27 | 2009-09-23 | 苏州万龙集团有限公司 | Low-voltage motor protector |
| CN103109430A (en) * | 2011-05-17 | 2013-05-15 | 中山大洋电机制造有限公司 | Protection circuit of DC brush motor |
| CN202094607U (en) * | 2011-06-28 | 2011-12-28 | 北京易投嘉德投资咨询有限公司 | Protective device for low-tension motor |
| CN102655321A (en) * | 2012-02-20 | 2012-09-05 | 太原理工大学 | Motor fault protection device of motor |
| CN203338059U (en) * | 2013-07-11 | 2013-12-11 | 马友亮 | Intelligent motor protection control device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105226615A (en) * | 2015-10-17 | 2016-01-06 | 界首市鑫洋机电有限公司 | A kind of intelligent digitalized electrical fault detecting and controlling system |
| CN113534709A (en) * | 2021-07-13 | 2021-10-22 | 马友亮 | Oil well data acquisition and motor protection control system |
| CN113534709B (en) * | 2021-07-13 | 2022-09-16 | 马友亮 | Oil well data acquisition and motor protection control system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103389664B (en) | 2015-07-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202196323U (en) | Main transformer cooling intelligent control system of hydroelectric station | |
| CN203338059U (en) | Intelligent motor protection control device | |
| CN103389664B (en) | Intelligent electric motor protection and control device | |
| CN203084495U (en) | Comprehensive control box for tunneling machines | |
| CN206117293U (en) | Each other is equipped with control circuit industrial furnace fan dual supply converter | |
| CN203339798U (en) | Fire-fighting linkage power supply module | |
| CN203800580U (en) | Intelligent controller for low voltage breaker | |
| CN204089174U (en) | A kind of Moisture-proof switch supply unit and TV thereof | |
| CN100499329C (en) | Switch power source digital controller with digital communication function | |
| CN202931020U (en) | Mining control box | |
| CN105242101A (en) | Electric power protection system | |
| CN204068735U (en) | The universal power module of a kind of power automatic system | |
| CN204168113U (en) | A kind of detection type supply unit | |
| CN201001025Y (en) | Distribution transformer earthing detection alarm system | |
| CN213023443U (en) | Temperature control system architecture of automatic integrated circuit tester | |
| CN202600461U (en) | Integrated controller | |
| CN203490308U (en) | Double-configuration relay protection verification auxiliary apparatus | |
| CN107947733A (en) | A kind of solar panel circuit output signal simulator | |
| CN103063884B (en) | A kind of wireless test terminal | |
| CN205015699U (en) | General control system in mechanical type parking area | |
| CN201817845U (en) | Wiring harness device with controlling and protecting functions | |
| CN214335158U (en) | Test tool device for single unit test in power station | |
| CN203812035U (en) | Console displaying and monitoring system | |
| CN203026917U (en) | Low voltage frequency converter with short circuit protection function | |
| CN202916380U (en) | Direct-current insulation monitoring module based on 24V power system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |