CN204231256U - The long-range oil pump energy-saving control cubicle with controlling on the spot to combine - Google Patents
The long-range oil pump energy-saving control cubicle with controlling on the spot to combine Download PDFInfo
- Publication number
- CN204231256U CN204231256U CN201420763417.9U CN201420763417U CN204231256U CN 204231256 U CN204231256 U CN 204231256U CN 201420763417 U CN201420763417 U CN 201420763417U CN 204231256 U CN204231256 U CN 204231256U
- Authority
- CN
- China
- Prior art keywords
- binding post
- power
- frequency
- group
- contact
- 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.)
- Active
Links
Classifications
-
- Y02B60/50—
Landscapes
- Inverter Devices (AREA)
Abstract
The utility model discloses a kind of long-range oil pump energy-saving control cubicle with controlling on the spot to combine, comprise control cubicle main body, control cubicle body interior is provided with main circuit, control circuit, illuminating lamp MD, temperature controller, heater and radiator fan, main circuit after breaker of plastic casing QF, is divided into frequency conversion loop and two, power frequency loop parallel branch by 380V three-phase alternating-current supply; Control circuit comprises three auxiliary relays, the time relay, power frequency and frequency conversion change over switch and far controls and manual change-over switch, be parallel with power frequency and variable frequency starting circuit, frequency converter failure output circuit, frequency conversion output contactor control circuit, power frequency output contactor control circuit, converting operation indicating circuit, power frequency operation indicating circuit and cabinet intraoral illumination control circuit between the two ends of the 2nd 220V AC power, data acquisition and teletransmission circuit comprise switching value acquisition module CJK and GPRS wireless communication module.The utility model is energy-conservation and have data remote function.
Description
Technical field
The utility model belongs to oil pumper control technology field, is specifically related to a kind of long-range oil pump energy-saving control cubicle with controlling on the spot to combine.
Background technology
The oil field overwhelming majority of China is low energy, stripper field, and have very strong blowing ability unlike external oil field, most of oil will carry out force feed by water filling and enter well, by oil pumper, oil is elevated from stratum.The motor load of oil pumper is by mechanical periodicity, and when starting to start, load is very large, and require that torque is very large, during normal operation, load factor is very low, and generally about 20%, time high, load factor only has 30%.The load curve of motor has 2 peak values, is respectively oil pumper up-down stroke " dead point ".Under not carrying out the condition balanced, the load of upper and lower stroke is extremely unbalanced, and when upstroke, need to mention rod string and fluid column, motor need pay very macro-energy.When down stroke, rod string, to motor work done, makes motor be in generating state.Usually on the crank of oil pumper, add balance weight, eliminate up-down stroke laod unbalance degree.Balance weight regulates better, the time of its generating state and the energy of generation are just little, because oil pumping load is all the time in change, counterweight can not do on all four change with oil pumping load, overwhelming majority counterweight of oil pumping unit is seriously uneven, thus the electric current that causes excessive shock, the maximum operating current that can be 5 times of impulse current, even reaches 3 times of rated current.Adjust counterweight, 1.5 times that impulse current is running current can be reduced.The ubiquitous problem of oil pumper of oil field use at home: long operational time, " low load with strong power ", efficiency is low, and power consumption is large, and stroke and jig frequency regulate inconvenient, have time and take out phenomenon.In addition, the telecommunications functions that current oil pumper frequency-converting control device does not integrate, in order to realize Long-distance Control, have people separately to establish teletransmission control cubicle at oil pumper frequency-conversion control cabinet side specially, Problems existing is: inspection operation is inconvenient, dangerous; When environment thunder and lightning is more at the scene, because the benefit of Sun Tingshi enterprise significantly declines.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of long-range oil pump energy-saving control cubicle with controlling on the spot to combine is provided, its use is simple to operation, reduces starting current and the reactive loss of pumping-unit motor, decreases electrical network and impacts, reach energy-conservation object, extend the useful life of oil pumper, can labor strength be reduced, there is data acquisition and transporting function, result of use is good, is convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of long-range oil pump energy-saving control cubicle with controlling on the spot to combine, it is characterized in that: comprise mounting base and be arranged on the control cubicle main body on mounting base, the top of described control cubicle main body is roof shape, described control cubicle body interior is provided with main circuit, control circuit, data acquisition and teletransmission circuit, illuminating lamp MD, temperature controller, heater and radiator fan, the input of described temperature controller is connected to for carrying out the temperature sensor detected in real time to the temperature of control cubicle body interior, described heater and radiator fan all connect with the output of temperature controller, the installed in front of described control cubicle main body has front protective door, described front protective door is provided with front door lock and the Qianmen locking closure for blocking described front door lock, the rear side of described control cubicle main body is provided with rear protecting door, described rear protecting door is provided with back door lock and the back door locking closure for blocking described back door lock, described front protective door and rear protecting door are symmetrical arranged, the left side of described mounting base and right side are provided with the groove inserted for hand,
Described main circuit by 380V three-phase alternating-current supply after breaker of plastic casing QF, be divided into frequency conversion loop and two, power frequency loop parallel branch, after described frequency conversion loop and the leading-out terminal after the parallel connection of power frequency loop are connected with integrated protector for electric motor DGK, lead to outside pumping-unit motor M; Described frequency conversion loop, after input reactance device DKQ, enters frequency converter B PQ, then enters A.C. contactor 1KM after frequency converter B PQ frequency conversion; Earth terminal PE ground connection together with the earth terminal of outside pumping-unit motor M of described frequency converter B PQ; Described power frequency loop, after A.C. contactor 2KM, enters thermal relay KH;
Described control circuit comprises a 220V AC power, 2nd 220V AC power, first auxiliary relay 1KA, second auxiliary relay 2KA, 3rd auxiliary relay 3KA, time relay KT, power frequency and frequency conversion change over switch QK, control far away and manual change-over switch KK and breaker closing clearing lamp HD, a described 220V AC power is after exchanging miniature circuit breaker 1ZK, one end controls the 1st contact with manual change-over switch KK through normally closed scram button JTA with far away, 5th contact and the 3rd contact connect, and often open auxiliary contact QF-1K by first group of breaker of plastic casing QF and connect with one end of breaker closing clearing lamp HD, the other end connects with the common port of breaker of plastic casing QF and the other end of breaker closing clearing lamp HD, described control far away connects with the 30th binding post of the 2nd contact of manual change-over switch KK with the electric switch-on end of breaker of plastic casing QF and integrated protector for electric motor DGK, described control far away connects with the 29th binding post of integrated protector for electric motor DGK and the 31st binding post with the 6th contact of manual change-over switch KK, and described control far away connects with the 32nd binding post of the 4th contact of manual change-over switch KK with the electronic separating brake end of breaker of plastic casing QF and integrated protector for electric motor DGK, be "on" position after 1st contact of described control far away and manual change-over switch KK and the 2nd contacting, for far to control state after 5th contact of described control far away and manual change-over switch KK and the 6th contacting, be gate-dividing state after 3rd contact of described control far away and manual change-over switch KK and the 4th contacting, the control closing switch J1 far away often opened is connected between 29th binding post of described integrated protector for electric motor DGK and the 30th binding post, the control separating brake switch J2 far away often opened is connected between 31st binding post of described integrated protector for electric motor DGK and the 32nd binding post, power frequency and variable frequency starting circuit is parallel with between the two ends of described 2nd 220V AC power, frequency converter failure output circuit, frequency conversion output contactor control circuit, power frequency output contactor control circuit, converting operation indicating circuit, power frequency operation indicating circuit and cabinet intraoral illumination control circuit, described power frequency and variable frequency starting circuit comprise normally closed stop button TA, the operation button QA often opened, the coil of the first auxiliary relay 1KA, first group of normally opened contact 1KA-1K and first group of normally-closed contact 1KA-1B, first group of normally-closed contact 3KA-1B of one group of normally opened contact KT of time relay KT, the 3rd auxiliary relay 3KA, the coil of the second auxiliary relay 2KA, 33rd binding post of first group of normally opened contact 2KA-1K and first group of normally-closed contact 2KA-1B, integrated protector for electric motor DGK, 34th binding post, 35th binding post and the 36th binding post, the 1st binding post of power frequency and frequency conversion change over switch QK, 2nd binding post, 3rd binding post and the 4th binding post, the control starting switch J3 far away often opened is connected between 33rd binding post of described integrated protector for electric motor DGK and the 34th binding post, normally closed control shutdown switch J4 far away is connected between 35th binding post of described integrated protector for electric motor DGK and the 36th binding post, 1st binding post of described power frequency and frequency conversion change over switch QK and the 2nd binding post are variable frequency work state after connecting, and the 3rd binding post of described power frequency and frequency conversion change over switch QK and the 4th binding post are power frequency operating state after connecting, one end of described stop button TA connects with one end of the 2nd 220V AC power, the other end of described stop button TA connects with the 35th of integrated protector for electric motor DGK the binding post, 36th binding post of described integrated protector for electric motor DGK connects with the 33rd binding post of one end of first group of normally opened contact 1KA-1K of the operation button QA after parallel connection and the first auxiliary relay 1KA and integrated protector for electric motor DGK, the other end of first group of normally opened contact 1KA-1K of the operation button QA after parallel connection and the first auxiliary relay 1KA and the 34th of integrated protector for electric motor DGK the binding post all connect with the 1st binding post of power frequency and frequency conversion change over switch QK and the 3rd binding post, described power frequency passes through first group of normally-closed contact 2KA-1B of the second auxiliary relay 2KA connected with the 2nd binding post of frequency conversion change over switch QK, first group of normally-closed contact 3KA-1B of the 3rd auxiliary relay 3KA and the coil of the first auxiliary relay 1KA connect with the other end of the 2nd 220V AC power, 4th binding post of described power frequency and frequency conversion change over switch QK is connected with the other end of the 2nd 220V AC power by first group of normally-closed contact 1KA-1B of the first auxiliary relay 1KA of connecting and the coil of the second auxiliary relay 2KA, first group of normally opened contact 2KA-1K of described second auxiliary relay 2KA and one group of normally opened contact KT of time relay KT be connected in parallel on described integrated protector for electric motor DGK the 33rd binding post and between power frequency and the 4th binding post of frequency conversion change over switch QK, described frequency converter failure output circuit comprises the coil of time relay KT, 5th binding post of power frequency and frequency conversion change over switch QK and the 6th binding post, the RA binding post of frequency converter B PQ and RC binding post, and the coil of the 3rd auxiliary relay 3KA and first group of normally opened contact 3KA-1K, 5th binding post of described power frequency and frequency conversion change over switch QK and the 6th binding post are variable frequency work state after connecting, and are connected to the frequency converter failure output switch often opened between the RA binding post of described frequency converter B PQ and RC binding post, described power frequency connects with one end of the 2nd 220V AC power with the 5th binding post of frequency conversion change over switch QK, described power frequency connects with the RA binding post of frequency converter B PQ with the 6th binding post of frequency conversion change over switch QK, and connected by one end of the coil of first group of normally opened contact 3KA-1K of the 3rd auxiliary relay 3KA and the coil of the time relay KT after parallel connection and the 3rd auxiliary relay 3KA, the RC binding post of described frequency converter B PQ connects with one end of the coil of the time relay KT after parallel connection and the coil of the 3rd auxiliary relay 3KA, the other end of the coil of the time relay KT after parallel connection and the coil of the 3rd auxiliary relay 3KA connects with the other end of the 2nd 220V AC power, described frequency conversion output contactor control circuit comprises the coil of A.C. contactor 1KM, one group of normally closed auxiliary contact of A.C. contactor 2KM, second group of normally opened contact 1KA-2K of the first auxiliary relay 1KA and second group of normally-closed contact 3KA-2B of the 3rd auxiliary relay 3KA, second group of normally-closed contact 3KA-2B of described 3rd auxiliary relay 3KA, second group of normally opened contact 1KA-2K of the first auxiliary relay 1KA, one group of normally closed auxiliary contact of A.C. contactor 2KM and the coil of A.C. contactor 1KM connect successively after one end connect with one end of the 2nd 220V AC power, the other end connects with the other end of the 2nd 220V AC power, described power frequency output contactor control circuit comprises the coil of A.C. contactor 2KM, one group of normally closed auxiliary contact of A.C. contactor 1KM, second group of normally opened contact 2KA-2K of the second auxiliary relay 2KA and one group of normally closed auxiliary contact of thermal relay KH, second group of normally opened contact 2KA-2K of described second auxiliary relay 2KA, one group of normally closed auxiliary contact of A.C. contactor 1KM, the coil of A.C. contactor 2KM and one group of normally closed auxiliary contact of thermal relay KH connect successively after one end connect with one end of the 2nd 220V AC power, the other end connects with the other end of the 2nd 220V AC power, described converting operation indicating circuit comprises the 3rd group of normally opened contact 1KA-3K and the converting operation indicator light 1HD of the first auxiliary relay 1KA, one end after the 3rd group of normally opened contact 1KA-3K of described first auxiliary relay 1KA and converting operation indicator light 1HD connects connects with one end of 220V AC power, and the other end connects with the other end of 220V AC power, described power frequency operation indicating circuit comprises the 3rd group of normally opened contact 2KA-3K and the power frequency operation indicator light 2HD of the second auxiliary relay 2KA, one end after the 3rd group of normally opened contact 2KA-3K of described second auxiliary relay 2KA and power frequency operation indicator light 2HD connects connects with one end of 220V AC power, and the other end connects with the other end of 220V AC power, described cabinet intraoral illumination control circuit comprises the first travel switch 1MK and the second travel switch 2MK, one end after described first travel switch 1MK and the second travel switch 2MK parallel connection connects with one end of 220V AC power, the other end connects with one end of described illuminating lamp MD, the other end of described illuminating lamp MD connects with the other end of 220V AC power, described first travel switch 1MK is arranged on the link position place on front side of described front protective door and control cubicle main body, and described second travel switch 1MK is arranged on the link position place on rear side of described rear protecting door and control cubicle main body,
The GPRS wireless communication module that described data acquisition and teletransmission circuit comprise switching value acquisition module CJK and connect with switching value acquisition module CJK, described integrated protector for electric motor DGK and frequency converter B PQ all connects with GPRS wireless communication module; often open auxiliary contact QF-2K for second group that is connected to the breaker of plastic casing QF for gathering the running status of breaker of plastic casing QF between the first on-off model input IN1 of described switching value acquisition module CJK and ground, often drive auxiliary contact for one group that is connected to the A.C. contactor 1KM for gathering the converting operation state of outside pumping-unit motor M between the second switch amount signal input part IN2 of described switching value acquisition module CJK and ground, often drive auxiliary contact for one group that is connected to the A.C. contactor 2KM for gathering the power frequency operation state of outside pumping-unit motor M between the 3rd on-off model input IN3 of described switching value acquisition module CJK and ground, the 4th on-off model input IN4 of described switching value acquisition module CJK connects with the 7th contact of manual change-over switch KK with far away control, 8th contact ground of described control far away and manual change-over switch KK, for far to control state after 7th contact of described control far away and manual change-over switch KK and the 8th contacting, be connected to for opening the third trip switch 3MK detected to described front protective door between the 5th on-off model input IN5 of described switching value acquisition module CJK and ground, described third trip switch 3MK is arranged on the link position place on front side of described front protective door and control cubicle main body, be connected to for opening the fourth line journey switch 4MK detected to described rear protecting door between the 6th on-off model input IN6 of described switching value acquisition module CJK and ground, described fourth line journey switch 4MK is arranged on the link position place on rear side of described rear protecting door and control cubicle main body.
The above-mentioned long-range oil pump energy-saving control cubicle with controlling on the spot to combine; it is characterized in that: described 380V three-phase alternating-current supply be connected between breaker of plastic casing QF connect successively after a fuse FU of ground connection and Surge Protector BL again, described Surge Protector BL is arranged on control cubicle main body inner top.
The above-mentioned long-range oil pump energy-saving control cubicle with controlling on the spot to combine, it is characterized in that: between the two ends of described 2nd 220V AC power, be also parallel with the frequency converter failure indicating circuit for indicating frequency converter B PQ fault, described frequency converter failure indicating circuit comprises the 3rd group of normally opened contact 3KA-3K and the frequency converter failure indicator light HY of the 3rd auxiliary relay 3KA, one end after the 3rd group of normally opened contact 3KA-3K of described 3rd auxiliary relay 3KA and frequency converter failure indicator light HY connects connects with one end of the 2nd 220V AC power, the other end connects with the other end of the 2nd 220V AC power.
The above-mentioned long-range oil pump energy-saving control cubicle with controlling on the spot to combine, it is characterized in that: described integrated protector for electric motor DGK is the KMD3 type integrated protector for electric motor of band RS-485 bus communication interface, described frequency converter B PQ is the frequency converter of band RS-485 bus communication interface, described switching value acquisition module CJK is the switching value acquisition module based on RS-485 bus, described GPRS wireless communication module is the GPRS wireless communication module of band RS-485 bus communication interface, the RS-485 bus communication interface of described integrated protector for electric motor DGK, the RS-485 bus communication interface of frequency converter B PQ and the RS-485 bus communication interface of switching value acquisition module are all connected with the RS-485 bus communication interface of GPRS wireless communication module by RS-485 bus.
The above-mentioned long-range oil pump energy-saving control cubicle with controlling on the spot to combine, it is characterized in that: described frequency converter B PQ has power input terminal R, S, T and lead-out terminal U, V, W, described input reactance device DKQ enters frequency converter B PQ by power input terminal R, S, T, then enters A.C. contactor 1KM by lead-out terminal U, V, W after frequency converter B PQ frequency conversion.
The above-mentioned long-range oil pump energy-saving control cubicle with controlling on the spot to combine, is characterized in that: described frequency converter B PQ is connected to brake resistance ZR.
The above-mentioned long-range oil pump energy-saving control cubicle with controlling on the spot to combine, is characterized in that: the left side of described control cubicle main body and right side are provided with the projection of two platoon leader's strips.
The utility model compared with prior art has the following advantages:
1, the utility model have employed variable-frequency control technique, reduces the starting current of pumping-unit motor, decreases electrical network and impacts, reduce the reactive loss of pumping-unit motor, reach energy-conservation object, reduce line loss, improve power factor of electric network.
2, use of the present utility model is simple to operation, can reduce labor strength, improves pumping efficiency.
3, current impact when the utility model is energized after solving pumping-unit motor power-off again, do not adopting in situation of the present utility model, the starting current of pumping-unit motor is about 7 times of rated current, in employing situation of the present utility model, " startup " electric current of energising moment is generally no more than rated current.
4, the utility model is except being designed with frequency conversion loop; also be designed with power frequency loop; when frequency conversion loop contingency goes wrong and needs repairing; automatically or manually pumping-unit motor can be switched to power frequency operating state; thus guarantee not shut down; improve crude output, decrease the loss of shutting down and bringing.
5, the utility model achieves the real soft start of pumping-unit motor (i.e. low pressure, the low-frequency start of pumping-unit motor, pumping-unit motor slowly accelerates), the starting current of pumping-unit motor is made to decrease 3 ~ 5 times, avoid the mechanical shock excessive to pumping-unit motor, gearbox, oil pumper, thus extend the useful life of oil pumper.
6, various working status parameter of the present utility model can both be transferred to background computer by GPRS wireless communication module, be convenient to the remote monitoring realizing background computer, and owing to being integrated with data acquisition and teletransmission circuit, instead of separately establish teletransmission control cubicle, therefore inspection operation convenience, safety, also can not cause damage to stop when environment thunder and lightning is more at the scene.
7, the utility model is by set temperature transducer, temperature controller, heater and radiator fan, can ensure that temperature in control cubicle is all the time in suitable temperature range, can ensure that the long-term stability of main circuit and control circuit is run.
8, illuminating lamp MD of the present utility model carrys out 2MK control by the first travel switch 1MK and the second travel switch, when opening front protective door and touch the first travel switch 1MK, illuminating lamp can be lighted automatically, when opening rear protecting door and touch the second travel switch 2MK, illuminating lamp also can be lighted automatically, without the need to other operation, just automatically lighting of illuminating lamp can be realized, easy to operate.
9, result of use of the present utility model is good, is convenient to promote the use of.
In sum, the utility model uses simple to operation, reduce starting current and the reactive loss of pumping-unit motor, decrease electrical network to impact, reach energy-conservation object, extend the useful life of oil pumper, labor strength can be reduced, have data acquisition and transporting function, result of use is good, is convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 be of the present utility model before (afterwards) view.
Fig. 2 is a left side of the present utility model (right side) view.
Fig. 3 is the circuit theory diagrams of the utility model main circuit.
Fig. 4 is the circuit theory diagrams of the utility model control circuit and a 220V AC power coupling part.
Fig. 5 is the circuit theory diagrams of the utility model control circuit and the 2nd 220V AC power coupling part.
Fig. 6 is the circuit theory diagrams of the utility model data acquisition and teletransmission circuit.
Fig. 7 is the annexation schematic diagram of the utility model temperature sensor, temperature controller, heater and radiator fan.
Description of reference numerals:
1-mounting base; 2-control cubicle main body; 3-temperature controller;
4-heater; 5-radiator fan; 6-temperature sensor;
7-front protective door; 8-Qianmen locking closure; 9-rear protecting door;
10-back door locking closure; 11-groove; 12-protruding;
13-380V three-phase alternating-current supply; 14-the one 220V AC power;
15-the two 220V AC power.
Embodiment
As Fig. 1, shown in Fig. 2 and Fig. 7, the control cubicle main body 2 that the utility model comprises mounting base 1 and is arranged on mounting base 1, the top of described control cubicle main body 2 is roof shape, described control cubicle main body 2 inside is provided with main circuit, control circuit, data acquisition and teletransmission circuit, illuminating lamp MD, temperature controller 3, heater 4 and radiator fan 5, the input of described temperature controller 3 is connected to for carrying out the temperature sensor 6 detected in real time to the temperature of control cubicle main body 2 inside, described heater 4 and radiator fan 5 all connect with the output of temperature controller 3, the installed in front of described control cubicle main body 2 has front protective door 7, described front protective door 7 is provided with front door lock and the Qianmen locking closure 8 for blocking described front door lock, the rear side of described control cubicle main body 2 is provided with rear protecting door 9, described rear protecting door 9 is provided with back door lock and the back door locking closure 10 for blocking described back door lock, described front protective door 7 and rear protecting door 9 are symmetrical arranged, the left side of described mounting base 1 and right side are provided with the groove 11 inserted for hand,
As shown in Figure 3, described main circuit by 380V three-phase alternating-current supply 13 after breaker of plastic casing QF, be divided into frequency conversion loop and two, power frequency loop parallel branch, after described frequency conversion loop and the leading-out terminal after the parallel connection of power frequency loop are connected with integrated protector for electric motor DGK, lead to outside pumping-unit motor M; Described frequency conversion loop, after input reactance device DKQ, enters frequency converter B PQ, then enters A.C. contactor 1KM after frequency converter B PQ frequency conversion; Earth terminal PE ground connection together with the earth terminal of outside pumping-unit motor M of described frequency converter B PQ; Described power frequency loop, after A.C. contactor 2KM, enters thermal relay KH;
Described control circuit comprises a 220V AC power 14, 2nd 220V AC power 15, first auxiliary relay 1KA, second auxiliary relay 2KA, 3rd auxiliary relay 3KA, time relay KT, power frequency and frequency conversion change over switch QK, control far away and manual change-over switch KK and breaker closing clearing lamp HD, as shown in Figure 4, a described 220V AC power 14 is after exchanging miniature circuit breaker 1ZK, one end controls the 1st contact with manual change-over switch KK through normally closed scram button JTA with far away, 5th contact and the 3rd contact connect, and often open auxiliary contact QF-1K by first group of breaker of plastic casing QF and connect with one end of breaker closing clearing lamp HD, the other end connects with the common port of breaker of plastic casing QF and the other end of breaker closing clearing lamp HD, described control far away connects with the 30th binding post of the 2nd contact of manual change-over switch KK with the electric switch-on end of breaker of plastic casing QF and integrated protector for electric motor DGK, described control far away connects with the 29th binding post of integrated protector for electric motor DGK and the 31st binding post with the 6th contact of manual change-over switch KK, and described control far away connects with the 32nd binding post of the 4th contact of manual change-over switch KK with the electronic separating brake end of breaker of plastic casing QF and integrated protector for electric motor DGK, be "on" position after 1st contact of described control far away and manual change-over switch KK and the 2nd contacting, for far to control state after 5th contact of described control far away and manual change-over switch KK and the 6th contacting, be gate-dividing state after 3rd contact of described control far away and manual change-over switch KK and the 4th contacting, the control closing switch J1 far away often opened is connected between 29th binding post of described integrated protector for electric motor DGK and the 30th binding post, the control separating brake switch J2 far away often opened is connected between 31st binding post of described integrated protector for electric motor DGK and the 32nd binding post, as shown in Figure 5, power frequency and variable frequency starting circuit is parallel with between the two ends of described 2nd 220V AC power 15, frequency converter failure output circuit, frequency conversion output contactor control circuit, power frequency output contactor control circuit, converting operation indicating circuit, power frequency operation indicating circuit and cabinet intraoral illumination control circuit, described power frequency and variable frequency starting circuit comprise normally closed stop button TA, the operation button QA often opened, the coil of the first auxiliary relay 1KA, first group of normally opened contact 1KA-1K and first group of normally-closed contact 1KA-1B, first group of normally-closed contact 3KA-1B of one group of normally opened contact KT of time relay KT, the 3rd auxiliary relay 3KA, the coil of the second auxiliary relay 2KA, 33rd binding post of first group of normally opened contact 2KA-1K and first group of normally-closed contact 2KA-1B, integrated protector for electric motor DGK, 34th binding post, 35th binding post and the 36th binding post, the 1st binding post of power frequency and frequency conversion change over switch QK, 2nd binding post, 3rd binding post and the 4th binding post, the control starting switch J3 far away often opened is connected between 33rd binding post of described integrated protector for electric motor DGK and the 34th binding post, normally closed control shutdown switch J4 far away is connected between 35th binding post of described integrated protector for electric motor DGK and the 36th binding post, 1st binding post of described power frequency and frequency conversion change over switch QK and the 2nd binding post are variable frequency work state after connecting, and the 3rd binding post of described power frequency and frequency conversion change over switch QK and the 4th binding post are power frequency operating state after connecting, one end of described stop button TA connects with one end of the 2nd 220V AC power 15, the other end of described stop button TA connects with the 35th of integrated protector for electric motor DGK the binding post, 36th binding post of described integrated protector for electric motor DGK connects with the 33rd binding post of one end of first group of normally opened contact 1KA-1K of the operation button QA after parallel connection and the first auxiliary relay 1KA and integrated protector for electric motor DGK, the other end of first group of normally opened contact 1KA-1K of the operation button QA after parallel connection and the first auxiliary relay 1KA and the 34th of integrated protector for electric motor DGK the binding post all connect with the 1st binding post of power frequency and frequency conversion change over switch QK and the 3rd binding post, described power frequency passes through first group of normally-closed contact 2KA-1B of the second auxiliary relay 2KA connected with the 2nd binding post of frequency conversion change over switch QK, first group of normally-closed contact 3KA-1B of the 3rd auxiliary relay 3KA and the coil of the first auxiliary relay 1KA connect with the other end of the 2nd 220V AC power 15,4th binding post of described power frequency and frequency conversion change over switch QK is connected with the other end of the 2nd 220V AC power 15 by first group of normally-closed contact 1KA-1B of the first auxiliary relay 1KA of connecting and the coil of the second auxiliary relay 2KA, first group of normally opened contact 2KA-1K of described second auxiliary relay 2KA and one group of normally opened contact KT of time relay KT be connected in parallel on described integrated protector for electric motor DGK the 33rd binding post and between power frequency and the 4th binding post of frequency conversion change over switch QK, described frequency converter failure output circuit comprises the coil of time relay KT, 5th binding post of power frequency and frequency conversion change over switch QK and the 6th binding post, the RA binding post of frequency converter B PQ and RC binding post, and the coil of the 3rd auxiliary relay 3KA and first group of normally opened contact 3KA-1K, 5th binding post of described power frequency and frequency conversion change over switch QK and the 6th binding post are variable frequency work state after connecting, and are connected to the frequency converter failure output switch often opened between the RA binding post of described frequency converter B PQ and RC binding post, described power frequency connects with one end of the 2nd 220V AC power 15 with the 5th binding post of frequency conversion change over switch QK, described power frequency connects with the RA binding post of frequency converter B PQ with the 6th binding post of frequency conversion change over switch QK, and connected by one end of the coil of first group of normally opened contact 3KA-1K of the 3rd auxiliary relay 3KA and the coil of the time relay KT after parallel connection and the 3rd auxiliary relay 3KA, the RC binding post of described frequency converter B PQ connects with one end of the coil of the time relay KT after parallel connection and the coil of the 3rd auxiliary relay 3KA, the other end of the coil of the time relay KT after parallel connection and the coil of the 3rd auxiliary relay 3KA connects with the other end of the 2nd 220V AC power 15, described frequency conversion output contactor control circuit comprises the coil of A.C. contactor 1KM, one group of normally closed auxiliary contact of A.C. contactor 2KM, second group of normally opened contact 1KA-2K of the first auxiliary relay 1KA and second group of normally-closed contact 3KA-2B of the 3rd auxiliary relay 3KA, second group of normally-closed contact 3KA-2B of described 3rd auxiliary relay 3KA, second group of normally opened contact 1KA-2K of the first auxiliary relay 1KA, one group of normally closed auxiliary contact of A.C. contactor 2KM and the coil of A.C. contactor 1KM connect successively after one end connect with one end of the 2nd 220V AC power 15, the other end connects with the other end of the 2nd 220V AC power 15, described power frequency output contactor control circuit comprises the coil of A.C. contactor 2KM, one group of normally closed auxiliary contact of A.C. contactor 1KM, second group of normally opened contact 2KA-2K of the second auxiliary relay 2KA and one group of normally closed auxiliary contact of thermal relay KH, second group of normally opened contact 2KA-2K of described second auxiliary relay 2KA, one group of normally closed auxiliary contact of A.C. contactor 1KM, the coil of A.C. contactor 2KM and one group of normally closed auxiliary contact of thermal relay KH connect successively after one end connect with one end of the 2nd 220V AC power 15, the other end connects with the other end of the 2nd 220V AC power 15, described converting operation indicating circuit comprises the 3rd group of normally opened contact 1KA-3K and the converting operation indicator light 1HD of the first auxiliary relay 1KA, one end after the 3rd group of normally opened contact 1KA-3K of described first auxiliary relay 1KA and converting operation indicator light 1HD connects connects with one end of 220V AC power, and the other end connects with the other end of 220V AC power, described power frequency operation indicating circuit comprises the 3rd group of normally opened contact 2KA-3K and the power frequency operation indicator light 2HD of the second auxiliary relay 2KA, one end after the 3rd group of normally opened contact 2KA-3K of described second auxiliary relay 2KA and power frequency operation indicator light 2HD connects connects with one end of 220V AC power, and the other end connects with the other end of 220V AC power, described cabinet intraoral illumination control circuit comprises the first travel switch 1MK and the second travel switch 2MK, one end after described first travel switch 1MK and the second travel switch 2MK parallel connection connects with one end of 220V AC power, the other end connects with one end of described illuminating lamp MD, the other end of described illuminating lamp MD connects with the other end of 220V AC power, described first travel switch 1MK is arranged on the link position place on front side of described front protective door 7 and control cubicle main body 2, described second travel switch 1MK is arranged on the link position place on rear side of described rear protecting door 9 and control cubicle main body 2,
As shown in Figure 6, the GPRS wireless communication module that described data acquisition and teletransmission circuit comprise switching value acquisition module CJK and connect with switching value acquisition module CJK, described integrated protector for electric motor DGK and frequency converter B PQ all connects with GPRS wireless communication module; often open auxiliary contact QF-2K for second group that is connected to the breaker of plastic casing QF for gathering the running status of breaker of plastic casing QF between the first on-off model input IN1 of described switching value acquisition module CJK and ground, often drive auxiliary contact for one group that is connected to the A.C. contactor 1KM for gathering the converting operation state of outside pumping-unit motor M between the second switch amount signal input part IN2 of described switching value acquisition module CJK and ground, often drive auxiliary contact for one group that is connected to the A.C. contactor 2KM for gathering the power frequency operation state of outside pumping-unit motor M between the 3rd on-off model input IN3 of described switching value acquisition module CJK and ground, the 4th on-off model input IN4 of described switching value acquisition module CJK connects with the 7th contact of manual change-over switch KK with far away control, 8th contact ground of described control far away and manual change-over switch KK, for far to control state after 7th contact of described control far away and manual change-over switch KK and the 8th contacting, be connected to for opening the third trip switch 3MK detected to described front protective door 7 between the 5th on-off model input IN5 of described switching value acquisition module CJK and ground, described third trip switch 3MK is arranged on the link position place on front side of described front protective door 7 and control cubicle main body 2, be connected to for opening the fourth line journey switch 4MK detected to described rear protecting door 9 between the 6th on-off model input IN6 of described switching value acquisition module CJK and ground, described fourth line journey switch 4MK is arranged on the link position place on rear side of described rear protecting door 9 and control cubicle main body 2.
As shown in Figure 3, in the present embodiment, described 380V three-phase alternating-current supply 13 be connected between breaker of plastic casing QF connect successively after a fuse FU of ground connection and Surge Protector BL again, described Surge Protector BL is arranged on control cubicle main body 2 inner top.Fuse FU can fuse immediately when overcurrent, overvoltage or the anomaly such as overheated appear in described main circuit, plays a protective role, can prevent fault from expanding further; Surge Protector BL can release outlet effectively at the intrusion thunder of low-pressure system circuit and induced lightening, and can effectively suppress consequent overvoltage, this oil pumper frequency-converting control device that available protecting is struck by lightning.
As shown in Figure 5, in the present embodiment, the frequency converter failure indicating circuit for indicating frequency converter B PQ fault is also parallel with between the two ends of described 2nd 220V AC power 15, described frequency converter failure indicating circuit comprises the 3rd group of normally opened contact 3KA-3K and the frequency converter failure indicator light HY of the 3rd auxiliary relay 3KA, one end after the 3rd group of normally opened contact 3KA-3K of described 3rd auxiliary relay 3KA and frequency converter failure indicator light HY connects connects with one end of the 2nd 220V AC power 15, and the other end connects with the other end of the 2nd 220V AC power 15.
As shown in Figure 6, in the present embodiment, described integrated protector for electric motor DGK is the KMD3 type integrated protector for electric motor of band RS-485 bus communication interface, described frequency converter B PQ is the frequency converter of band RS-485 bus communication interface, described switching value acquisition module CJK is the switching value acquisition module based on RS-485 bus, described GPRS wireless communication module is the GPRS wireless communication module of band RS-485 bus communication interface, the RS-485 bus communication interface of described integrated protector for electric motor DGK, the RS-485 bus communication interface of frequency converter B PQ and the RS-485 bus communication interface of switching value acquisition module are all connected with the RS-485 bus communication interface of GPRS wireless communication module by RS-485 bus.
As shown in Figure 3, in the present embodiment, described frequency converter B PQ there are power input terminal R, S, T and lead-out terminal U, V, W, described input reactance device DKQ enters frequency converter B PQ by power input terminal R, S, T, then enters A.C. contactor 1KM by lead-out terminal U, V, W after frequency converter B PQ frequency conversion.
As shown in Figure 3, in the present embodiment, described frequency converter B PQ is connected to brake resistance ZR.By arranging brake resistance ZR, described frequency converter B PQ overvoltage effectively can be prevented.
As shown in Figure 2, in the present embodiment, the left side of described control cubicle main body 2 and right side are provided with the projection 12 of two platoon leader's strips.
The course of work of the present utility model is: connect after exchanging miniature circuit breaker 1ZK, operation control far away and manual change-over switch KK, be "on" position when making the 1st contact and the 2nd contacting of control far away and manual change-over switch KK, be control state far away when making the 5th contact and the 6th contacting of control far away and manual change-over switch KK, under control state far away, 7th contact of described control far away and manual change-over switch KK and the 8th contacting, for having collected control operating state far away, the 4th on-off model input IN4 of described switching value acquisition module CJK receives this signal and is wirelessly transmitted to background computer by GPRS wireless communication module, staff can learn now for far to control operating state on background computer, after control switching signal far away exports, described integrated protector for electric motor DGK can be received by GPRS wireless communication module and far control switching signal, the control closing switch J1 far away often opened connected between 29th binding post of described integrated protector for electric motor DGK and the 30th binding post closes, and achieves and far controls combined floodgate, after combined floodgate, breaker closing clearing lamp HD lights, instruction breaker of plastic casing QF is in "on" position, and frequency converter B PQ runs, and then starts the operation button QA often opened, the coil electricity of the first auxiliary relay 1KA, second group of normally opened contact 1KA-2K of the first auxiliary relay 1KA closes, and A.C. contactor 1KM is energized operation, drives outside pumping-unit motor M to enter starting state, after startup, outside pumping-unit motor M is in running status, drives outside oil pumper work to recover the oil.Under normal circumstances, outside pumping-unit motor M is by described frequency conversion loop works, when breaking down in described frequency conversion loop, the coil electricity of the 3rd auxiliary relay 3KA, first group of normally opened contact 3KA-1K of the 3rd auxiliary relay 3KA closes, the coil electricity of time relay KT, after time delay a period of time, the coil electricity of the second auxiliary relay 2KA, second group of normally opened contact 2KA-2K of the second auxiliary relay 2KA closes, A.C. contactor 2KM is energized operation, and now outside pumping-unit motor M proceeds to power frequency operation state automatically by converting operation state.Under converting operation state, the 3rd group of normally opened contact 1KA-3K of the first auxiliary relay 1KA closes, and converting operation indicator light 1HD lights, under indicating outside pumping-unit motor M to operate in converting operation state; When breaking down in described frequency conversion loop, the 3rd group of normally opened contact 3KA-3K of the 3rd auxiliary relay 3KA closes, and frequency converter failure indicator light HY lights, and indicates described frequency conversion loop to occur fault; Under power frequency operation state, the 3rd group of normally opened contact 2KA-3K of the second auxiliary relay 2KA closes, and power frequency operation indicator light 2HD lights, under indicating outside pumping-unit motor M to operate in power frequency operation state.No matter be under converting operation state or power frequency operation state, integrated protector for electric motor DGK can the short circuit of the outside pumping-unit motor M of reliably protecting, overload, stall etc.
In addition, after combined floodgate, often open auxiliary contact QF-2K and close for second group of breaker of plastic casing QF, for having collected the "on" position of breaker of plastic casing QF, the first on-off model input IN1 of described switching value acquisition module CJK has received this signal and has been wirelessly transmitted to background computer by GPRS wireless communication module; Under converting operation state, A.C. contactor 1KM is energized operation, often drive auxiliary contact and connect for one group of A.C. contactor 1KM, for the converting operation state collecting outside pumping-unit motor M, the second switch amount signal input part IN2 of described switching value acquisition module CJK receives this signal and is wirelessly transmitted to background computer by GPRS wireless communication module; Under power frequency operation state, A.C. contactor 2KM is energized operation, often drive auxiliary contact and connect for one group of A.C. contactor 2KM, for the power frequency operation state collecting outside pumping-unit motor M, the 3rd on-off model input IN3 of described switching value acquisition module CJK receives this signal and is wirelessly transmitted to background computer by GPRS wireless communication module, facilitates staff in backstage in-flight monitoring oil pumper operating state at the scene; When opening front protective door 7 and touch third trip switch 3MK, third trip switch 3MK closes, for detecting the information that front protective door 7 is opened, the 5th on-off model input IN5 of described switching value acquisition module CJK receives this signal and is wirelessly transmitted to background computer by GPRS wireless communication module; When opening rear protecting door 9 and touch fourth line journey switch 4MK, fourth line journey switch 4MK closes, for detecting the information that rear protecting door 9 is opened, the 6th on-off model input IN6 of described switching value acquisition module CJK receives this signal and is wirelessly transmitted to background computer by GPRS wireless communication module; Facilitate staff protective door 7 and rear protecting door 9 before the in-flight monitoring of backstage and open state, contributing to the very first time finds that there is the information that people swarms into.
In addition, when the utility model uses, when opening front protective door 7 and touching the first travel switch 1MK, illuminating lamp MD and 220V AC power are connected, and illuminating lamp MD lights illumination; When opening rear protecting door 9 and touch the second travel switch 2MK, illuminating lamp MD and 220V AC power are connected, and illuminating lamp MD lights illumination.
In the above course of work, temperature sensor 6 can detect in real time the temperature of control cubicle main body 2 inside and the signal detected be exported to temperature controller 3 in real time, temperature controller 3 is when the temperature signal that temperature sensor 6 detects is lower than desired temperature, control heater 4 starts heating, until reach desired temperature; Temperature controller 3, when the temperature signal that temperature sensor 6 detects is higher than desired temperature, controls radiator fan 5 and starts heat radiation, until reach desired temperature; This makes it possible to ensure that temperature in control cubicle is all the time in suitable temperature range, can ensure that the long-term stability of main circuit and control circuit is run.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure change, all still belong in the protection range of technical solutions of the utility model.
Claims (7)
1. a long-range oil pump energy-saving control cubicle with controlling on the spot to combine, it is characterized in that: comprise mounting base (1) and be arranged on the control cubicle main body (2) on mounting base (1), the top of described control cubicle main body (2) is roof shape, described control cubicle main body (2) inside is provided with main circuit, control circuit, data acquisition and teletransmission circuit, illuminating lamp MD, temperature controller (3), heater (4) and radiator fan (5), the input of described temperature controller (3) is connected to the temperature sensor (6) carrying out detection in real time for the temperature inner to control cubicle main body (2), described heater (4) and radiator fan (5) all connect with the output of temperature controller (3), the installed in front of described control cubicle main body (2) has front protective door (7), described front protective door (7) is provided with front door lock and the Qianmen locking closure (8) for blocking described front door lock, the rear side of described control cubicle main body (2) is provided with rear protecting door (9), described rear protecting door (9) is provided with back door lock and the back door locking closure (10) for blocking described back door lock, described front protective door (7) and rear protecting door (9) are symmetrical arranged, the left side of described mounting base (1) and right side are provided with the groove (11) inserted for hand,
Described main circuit by 380V three-phase alternating-current supply (13) after breaker of plastic casing QF, be divided into frequency conversion loop and two, power frequency loop parallel branch, after described frequency conversion loop and the leading-out terminal after the parallel connection of power frequency loop are connected with integrated protector for electric motor DGK, lead to outside pumping-unit motor M; Described frequency conversion loop, after input reactance device DKQ, enters frequency converter B PQ, then enters A.C. contactor 1KM after frequency converter B PQ frequency conversion; Earth terminal PE ground connection together with the earth terminal of outside pumping-unit motor M of described frequency converter B PQ; Described power frequency loop, after A.C. contactor 2KM, enters thermal relay KH;
Described control circuit comprises a 220V AC power (14), 2nd 220V AC power (15), first auxiliary relay 1KA, second auxiliary relay 2KA, 3rd auxiliary relay 3KA, time relay KT, power frequency and frequency conversion change over switch QK, control far away and manual change-over switch KK and breaker closing clearing lamp HD, a described 220V AC power (14) is after exchanging miniature circuit breaker 1ZK, one end controls the 1st contact with manual change-over switch KK through normally closed scram button JTA with far away, 5th contact and the 3rd contact connect, and often open auxiliary contact QF-1K by first group of breaker of plastic casing QF and connect with one end of breaker closing clearing lamp HD, the other end connects with the common port of breaker of plastic casing QF and the other end of breaker closing clearing lamp HD, described control far away connects with the 30th binding post of the 2nd contact of manual change-over switch KK with the electric switch-on end of breaker of plastic casing QF and integrated protector for electric motor DGK, described control far away connects with the 29th binding post of integrated protector for electric motor DGK and the 31st binding post with the 6th contact of manual change-over switch KK, and described control far away connects with the 32nd binding post of the 4th contact of manual change-over switch KK with the electronic separating brake end of breaker of plastic casing QF and integrated protector for electric motor DGK, be "on" position after 1st contact of described control far away and manual change-over switch KK and the 2nd contacting, for far to control state after 5th contact of described control far away and manual change-over switch KK and the 6th contacting, be gate-dividing state after 3rd contact of described control far away and manual change-over switch KK and the 4th contacting, the control closing switch J1 far away often opened is connected between 29th binding post of described integrated protector for electric motor DGK and the 30th binding post, the control separating brake switch J2 far away often opened is connected between 31st binding post of described integrated protector for electric motor DGK and the 32nd binding post, power frequency and variable frequency starting circuit is parallel with between the two ends of described 2nd 220V AC power (15), frequency converter failure output circuit, frequency conversion output contactor control circuit, power frequency output contactor control circuit, converting operation indicating circuit, power frequency operation indicating circuit and cabinet intraoral illumination control circuit, described power frequency and variable frequency starting circuit comprise normally closed stop button TA, the operation button QA often opened, the coil of the first auxiliary relay 1KA, first group of normally opened contact 1KA-1K and first group of normally-closed contact 1KA-1B, first group of normally-closed contact 3KA-1B of one group of normally opened contact KT of time relay KT, the 3rd auxiliary relay 3KA, the coil of the second auxiliary relay 2KA, 33rd binding post of first group of normally opened contact 2KA-1K and first group of normally-closed contact 2KA-1B, integrated protector for electric motor DGK, 34th binding post, 35th binding post and the 36th binding post, the 1st binding post of power frequency and frequency conversion change over switch QK, 2nd binding post, 3rd binding post and the 4th binding post, the control starting switch J3 far away often opened is connected between 33rd binding post of described integrated protector for electric motor DGK and the 34th binding post, normally closed control shutdown switch J4 far away is connected between 35th binding post of described integrated protector for electric motor DGK and the 36th binding post, 1st binding post of described power frequency and frequency conversion change over switch QK and the 2nd binding post are variable frequency work state after connecting, and the 3rd binding post of described power frequency and frequency conversion change over switch QK and the 4th binding post are power frequency operating state after connecting, one end of described stop button TA connects with one end of the 2nd 220V AC power (15), the other end of described stop button TA connects with the 35th of integrated protector for electric motor DGK the binding post, 36th binding post of described integrated protector for electric motor DGK connects with the 33rd binding post of one end of first group of normally opened contact 1KA-1K of the operation button QA after parallel connection and the first auxiliary relay 1KA and integrated protector for electric motor DGK, the other end of first group of normally opened contact 1KA-1K of the operation button QA after parallel connection and the first auxiliary relay 1KA and the 34th of integrated protector for electric motor DGK the binding post all connect with the 1st binding post of power frequency and frequency conversion change over switch QK and the 3rd binding post, described power frequency passes through first group of normally-closed contact 2KA-1B of the second auxiliary relay 2KA connected with the 2nd binding post of frequency conversion change over switch QK, first group of normally-closed contact 3KA-1B of the 3rd auxiliary relay 3KA and the coil of the first auxiliary relay 1KA connect with the other end of the 2nd 220V AC power (15), 4th binding post of described power frequency and frequency conversion change over switch QK is connected with the other end of the 2nd 220V AC power (15) by first group of normally-closed contact 1KA-1B of the first auxiliary relay 1KA of connecting and the coil of the second auxiliary relay 2KA, first group of normally opened contact 2KA-1K of described second auxiliary relay 2KA and one group of normally opened contact KT of time relay KT be connected in parallel on described integrated protector for electric motor DGK the 33rd binding post and between power frequency and the 4th binding post of frequency conversion change over switch QK, described frequency converter failure output circuit comprises the coil of time relay KT, 5th binding post of power frequency and frequency conversion change over switch QK and the 6th binding post, the RA binding post of frequency converter B PQ and RC binding post, and the coil of the 3rd auxiliary relay 3KA and first group of normally opened contact 3KA-1K, 5th binding post of described power frequency and frequency conversion change over switch QK and the 6th binding post are variable frequency work state after connecting, and are connected to the frequency converter failure output switch often opened between the RA binding post of described frequency converter B PQ and RC binding post, described power frequency connects with one end of the 2nd 220V AC power (15) with the 5th binding post of frequency conversion change over switch QK, described power frequency connects with the RA binding post of frequency converter B PQ with the 6th binding post of frequency conversion change over switch QK, and connected by one end of the coil of first group of normally opened contact 3KA-1K of the 3rd auxiliary relay 3KA and the coil of the time relay KT after parallel connection and the 3rd auxiliary relay 3KA, the RC binding post of described frequency converter B PQ connects with one end of the coil of the time relay KT after parallel connection and the coil of the 3rd auxiliary relay 3KA, the other end of the coil of the time relay KT after parallel connection and the coil of the 3rd auxiliary relay 3KA connects with the other end of the 2nd 220V AC power (15), described frequency conversion output contactor control circuit comprises the coil of A.C. contactor 1KM, one group of normally closed auxiliary contact of A.C. contactor 2KM, second group of normally opened contact 1KA-2K of the first auxiliary relay 1KA and second group of normally-closed contact 3KA-2B of the 3rd auxiliary relay 3KA, second group of normally-closed contact 3KA-2B of described 3rd auxiliary relay 3KA, second group of normally opened contact 1KA-2K of the first auxiliary relay 1KA, one group of normally closed auxiliary contact of A.C. contactor 2KM and the coil of A.C. contactor 1KM connect successively after one end connect with one end of the 2nd 220V AC power (15), the other end connects with the other end of the 2nd 220V AC power (15), described power frequency output contactor control circuit comprises the coil of A.C. contactor 2KM, one group of normally closed auxiliary contact of A.C. contactor 1KM, second group of normally opened contact 2KA-2K of the second auxiliary relay 2KA and one group of normally closed auxiliary contact of thermal relay KH, second group of normally opened contact 2KA-2K of described second auxiliary relay 2KA, one group of normally closed auxiliary contact of A.C. contactor 1KM, the coil of A.C. contactor 2KM and one group of normally closed auxiliary contact of thermal relay KH connect successively after one end connect with one end of the 2nd 220V AC power (15), the other end connects with the other end of the 2nd 220V AC power (15), described converting operation indicating circuit comprises the 3rd group of normally opened contact 1KA-3K and the converting operation indicator light 1HD of the first auxiliary relay 1KA, one end after the 3rd group of normally opened contact 1KA-3K of described first auxiliary relay 1KA and converting operation indicator light 1HD connects connects with one end of 220V AC power, and the other end connects with the other end of 220V AC power, described power frequency operation indicating circuit comprises the 3rd group of normally opened contact 2KA-3K and the power frequency operation indicator light 2HD of the second auxiliary relay 2KA, one end after the 3rd group of normally opened contact 2KA-3K of described second auxiliary relay 2KA and power frequency operation indicator light 2HD connects connects with one end of 220V AC power, and the other end connects with the other end of 220V AC power, described cabinet intraoral illumination control circuit comprises the first travel switch 1MK and the second travel switch 2MK, one end after described first travel switch 1MK and the second travel switch 2MK parallel connection connects with one end of 220V AC power, the other end connects with one end of described illuminating lamp MD, the other end of described illuminating lamp MD connects with the other end of 220V AC power, described first travel switch 1MK is arranged on the link position place of described front protective door (7) and control cubicle main body (2) front side, described second travel switch 1MK is arranged on the link position place of described rear protecting door (9) and control cubicle main body (2) rear side,
The GPRS wireless communication module that described data acquisition and teletransmission circuit comprise switching value acquisition module CJK and connect with switching value acquisition module CJK, described integrated protector for electric motor DGK and frequency converter B PQ all connects with GPRS wireless communication module; often open auxiliary contact QF-2K for second group that is connected to the breaker of plastic casing QF for gathering the running status of breaker of plastic casing QF between the first on-off model input IN1 of described switching value acquisition module CJK and ground, often drive auxiliary contact for one group that is connected to the A.C. contactor 1KM for gathering the converting operation state of outside pumping-unit motor M between the second switch amount signal input part IN2 of described switching value acquisition module CJK and ground, often drive auxiliary contact for one group that is connected to the A.C. contactor 2KM for gathering the power frequency operation state of outside pumping-unit motor M between the 3rd on-off model input IN3 of described switching value acquisition module CJK and ground, the 4th on-off model input IN4 of described switching value acquisition module CJK connects with the 7th contact of manual change-over switch KK with far away control, 8th contact ground of described control far away and manual change-over switch KK, for far to control state after 7th contact of described control far away and manual change-over switch KK and the 8th contacting, be connected to for opening the third trip switch 3MK detected to described front protective door (7) between the 5th on-off model input IN5 of described switching value acquisition module CJK and ground, described third trip switch 3MK is arranged on the link position place of described front protective door (7) and control cubicle main body (2) front side, be connected to for opening the fourth line journey switch 4MK detected to described rear protecting door (9) between the 6th on-off model input IN6 of described switching value acquisition module CJK and ground, described fourth line journey switch 4MK is arranged on the link position place of described rear protecting door (9) and control cubicle main body (2) rear side.
2. according to the long-range oil pump energy-saving control cubicle with controlling on the spot to combine according to claim 1; it is characterized in that: described 380V three-phase alternating-current supply (13) be connected between breaker of plastic casing QF connect successively after a fuse FU of ground connection and Surge Protector BL again, described Surge Protector BL is arranged on control cubicle main body (2) inner top.
3. according to the long-range oil pump energy-saving control cubicle with controlling on the spot to combine according to claim 1, it is characterized in that: between the two ends of described 2nd 220V AC power (15), be also parallel with the frequency converter failure indicating circuit for indicating frequency converter B PQ fault, described frequency converter failure indicating circuit comprises the 3rd group of normally opened contact 3KA-3K and the frequency converter failure indicator light HY of the 3rd auxiliary relay 3KA, one end after the 3rd group of normally opened contact 3KA-3K of described 3rd auxiliary relay 3KA and frequency converter failure indicator light HY connects connects with one end of the 2nd 220V AC power (15), the other end connects with the other end of the 2nd 220V AC power (15).
4. according to the long-range oil pump energy-saving control cubicle with controlling on the spot to combine according to claim 1, it is characterized in that: described integrated protector for electric motor DGK is the KMD3 type integrated protector for electric motor of band RS-485 bus communication interface, described frequency converter B PQ is the frequency converter of band RS-485 bus communication interface, described switching value acquisition module CJK is the switching value acquisition module based on RS-485 bus, described GPRS wireless communication module is the GPRS wireless communication module of band RS-485 bus communication interface, the RS-485 bus communication interface of described integrated protector for electric motor DGK, the RS-485 bus communication interface of frequency converter B PQ and the RS-485 bus communication interface of switching value acquisition module are all connected with the RS-485 bus communication interface of GPRS wireless communication module by RS-485 bus.
5. according to the long-range oil pump energy-saving control cubicle with controlling on the spot to combine according to claim 1, it is characterized in that: described frequency converter B PQ has power input terminal R, S, T and lead-out terminal U, V, W, described input reactance device DKQ enters frequency converter B PQ by power input terminal R, S, T, then enters A.C. contactor 1KM by lead-out terminal U, V, W after frequency converter B PQ frequency conversion.
6., according to the long-range oil pump energy-saving control cubicle with controlling on the spot to combine according to claim 1, it is characterized in that: described frequency converter B PQ is connected to brake resistance ZR.
7. according to the long-range oil pump energy-saving control cubicle with controlling on the spot to combine according to claim 1, it is characterized in that: the left side of described control cubicle main body (2) and right side are provided with the projection (12) of two platoon leader's strips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420763417.9U CN204231256U (en) | 2014-12-05 | 2014-12-05 | The long-range oil pump energy-saving control cubicle with controlling on the spot to combine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420763417.9U CN204231256U (en) | 2014-12-05 | 2014-12-05 | The long-range oil pump energy-saving control cubicle with controlling on the spot to combine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204231256U true CN204231256U (en) | 2015-03-25 |
Family
ID=52929304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420763417.9U Active CN204231256U (en) | 2014-12-05 | 2014-12-05 | The long-range oil pump energy-saving control cubicle with controlling on the spot to combine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204231256U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107959441A (en) * | 2017-12-31 | 2018-04-24 | 广州市大弘自动化科技有限公司 | A kind of multi-mode motor switching on/off circuit |
| CN108490869A (en) * | 2018-05-21 | 2018-09-04 | 深圳职业技术学院 | A kind of intelligent management system of practical teaching |
| CN108999599A (en) * | 2018-09-20 | 2018-12-14 | 山东奥卓电气科技发展有限公司 | A kind of energy-saving control device and its control method of pumping unit |
| CN110277948A (en) * | 2019-06-19 | 2019-09-24 | 重庆红岩建设机械制造有限责任公司 | A kind of bridge inspection car VF to WF control system and method |
| CN110445017A (en) * | 2019-08-09 | 2019-11-12 | 深圳市奇辉电气有限公司 | Integral type AC power source input module |
| CN110985431A (en) * | 2019-12-30 | 2020-04-10 | 中国建材国际工程集团有限公司 | Control circuit based on frequency converter communication control fan |
| CN112811190A (en) * | 2021-02-05 | 2021-05-18 | 马鞍山意泰诺环保科技有限公司 | A batcher synthesizes cabinet operating condition monitored control system for wind-force is carried |
| CN117080010A (en) * | 2023-08-24 | 2023-11-17 | 北京中航万通机电工程股份有限公司 | Visualized automatic grounding system of contact net and control method |
| CN107959441B (en) * | 2017-12-31 | 2024-05-31 | 永光鑫润(北京)电子有限责任公司 | Multi-mode motor power-on/off circuit |
-
2014
- 2014-12-05 CN CN201420763417.9U patent/CN204231256U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107959441A (en) * | 2017-12-31 | 2018-04-24 | 广州市大弘自动化科技有限公司 | A kind of multi-mode motor switching on/off circuit |
| CN107959441B (en) * | 2017-12-31 | 2024-05-31 | 永光鑫润(北京)电子有限责任公司 | Multi-mode motor power-on/off circuit |
| CN108490869A (en) * | 2018-05-21 | 2018-09-04 | 深圳职业技术学院 | A kind of intelligent management system of practical teaching |
| CN108999599A (en) * | 2018-09-20 | 2018-12-14 | 山东奥卓电气科技发展有限公司 | A kind of energy-saving control device and its control method of pumping unit |
| CN110277948A (en) * | 2019-06-19 | 2019-09-24 | 重庆红岩建设机械制造有限责任公司 | A kind of bridge inspection car VF to WF control system and method |
| CN110277948B (en) * | 2019-06-19 | 2021-01-19 | 重庆红岩建设机械制造有限责任公司 | Bridge maintenance vehicle frequency conversion to power frequency control system and method |
| CN110445017A (en) * | 2019-08-09 | 2019-11-12 | 深圳市奇辉电气有限公司 | Integral type AC power source input module |
| CN110445017B (en) * | 2019-08-09 | 2023-08-01 | 深圳金奇辉电气有限公司 | Integrated AC power input module |
| CN110985431A (en) * | 2019-12-30 | 2020-04-10 | 中国建材国际工程集团有限公司 | Control circuit based on frequency converter communication control fan |
| CN112811190A (en) * | 2021-02-05 | 2021-05-18 | 马鞍山意泰诺环保科技有限公司 | A batcher synthesizes cabinet operating condition monitored control system for wind-force is carried |
| CN117080010A (en) * | 2023-08-24 | 2023-11-17 | 北京中航万通机电工程股份有限公司 | Visualized automatic grounding system of contact net and control method |
| CN117080010B (en) * | 2023-08-24 | 2024-06-04 | 北京中航万通机电工程股份有限公司 | Visualized automatic grounding system of contact net and control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204231256U (en) | The long-range oil pump energy-saving control cubicle with controlling on the spot to combine | |
| CN102522269B (en) | Intelligent breaker | |
| CN204231257U (en) | A kind of oil pumper frequency-changing control system | |
| CN106099866B (en) | Circuit breaker operation mechanism protective device with short message sending function | |
| CN103066621A (en) | Static switch and control method applied to connection of microgrid and public supply network | |
| CN205565727U (en) | Hoisting device is synthesized to rural power grids low -voltage on post | |
| CN203399029U (en) | Dual-motor switching starting control device | |
| CN108336747B (en) | Star-shaped running energy-saving control cabinet of beam pumping unit | |
| CN102458002A (en) | Multifunctional intelligent power-saving device | |
| CN107026473A (en) | A kind of grid-connected control cabinet of novel intelligent economize on electricity | |
| CN103701091A (en) | Electric leakage controller for circuit breaker | |
| CN204231255U (en) | A kind of oil-field oil pumper energy-saving control cabinet | |
| CN204231258U (en) | There is the oil pumper frequency-converting control device of telecommunications functions | |
| CN204150825U (en) | A kind of building hoist frequency-conversion control cabinet | |
| CN203645309U (en) | Three-phase motor overcurrent protection device | |
| CN2891428Y (en) | Power supply unit | |
| CN105958337A (en) | Multi-functional distribution box | |
| CN202737470U (en) | Energy saving intelligent low voltage reactive compensation control system based on modularization design | |
| CN208753978U (en) | Breaker mechanism closing coil protective device | |
| CN207360104U (en) | A kind of new-energy automobile exchanges unidirectional charging pile | |
| CN203773339U (en) | Oil pumping machine intelligent electricity saving control device | |
| CN204098885U (en) | A kind of oil field flood pattern | |
| CN205656998U (en) | Modular intelligent control isolator | |
| CN205565691U (en) | A versatile protector for high -voltage frequency converters system motor | |
| CN211879858U (en) | Intelligent capacitance reactive power compensation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: He Xiaogen Inventor before: Cheng Pingna |
|
| COR | Change of bibliographic data |