CN2718222Y

CN2718222Y - Remote-control lifting and stopping apparatus for artificially lifted well

Info

Publication number: CN2718222Y
Application number: CN 200420063281
Authority: CN
Inventors: 张恩慧; 张守松; 张耀文
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-08-11
Filing date: 2004-08-11
Publication date: 2005-08-17
Anticipated expiration: 2014-08-11

Abstract

The utility model relates to a controlling lifting and stopping apparatus for an artificially lifted well applied to the field of the oil extraction of the oil field, which mainly solves the problem that the control device adopted by the existing oil field artificially lifted well cannot realize the remote control lifting and stopping in a long-distance. The utility model is characterized in that the controlling lifting and stopping apparatus comprises a remote control signal emitter (1), and a remote control signal receiver (2), by which a plurality of the relays can be driven. The normally open contacts of a relays J1 are connected with both ends of a start button (S B 1) in parallel, and the normally closed contacts of a relays J2 are connected between a stop button (S B 2) and a power supply in series. The utility model has the advantage of the realization of the long-distance remote control lifting and stopping of the oil pumping unit, which makes the operators complete the operation of lifting and stopping of the oil pumping unit in the condition of keeping away from the panel box, ensures the security of the operators in a rain day or a snow day, saves the operating time, and improves the production of the crude oil.

Description

Machine-pumped oil well remote control starting and stopping mechanism

Technical field:

The utility model relates in the oil recovery field, oil field a kind of device that the oil pumper on the machine-pumped oil well is carried out starting and stopping control, especially relates to a kind of telecontrol engineering that utilizes the starting and stopping of machine-pumped oil well are realized remotely-controlled remote control starting and stopping mechanism.

Background technology:

At present on the oil field machine-pumped oil well to stop and starting all be to adopt mode manually to finish.The principle of manual mode is: the mode start button switch that utilizes finger presses, the coil of A.C. contactor is got, thereby the main contacts closure of A.C. contactor, the motor three-phase that make to drive the oil pumper running gets starts working after electric, press button is released after operating personnel stop to push, and often opens node by assisting of A.C. contactor and finishes self-sustaining function.When needs are shut down, press stop button, cut off the current supply circuit of A.C. contactor, thereby make coil losing electricity, main contacts disconnects, and motor loses stall behind the three phase mains.Under this control mode, the starting and stopping of oil pumper all need operating personnel to go by the stopping or start button of switchbox the inside with hand, and when sleety weather, this mode of operation is easy to cause because of cable or insulation of electrical installation are bad personal electric shock casualty accident; In addition, when regionality has a power failure, can cause the stop pumping of large tracts of land oil pumper, it is capable or arrive aboveground deactivation one by one by bike to restart these oil wells work step that need recover the oil, and for distance well far away at interval, need expend for a long time, especially sleety weather walking along the street difficulty, not only increased working strength of workers, many times are wasted in the walking along the street simultaneously, have influenced the efficient of field produces.

The utility model content:

Can not realize deficiency in order to overcome the control device that is adopted on the machine-pumped oil well of oil field in the prior art to the start-stop of oil pumper long-distance remote control, the utility model provides a kind of machine-pumped oil well remote control starting and stopping mechanism, this kind machine-pumped oil well remote control starting and stopping mechanism has the advantages that can realize the start-stop of oil pumper long-distance remote control, make operating personnel can finish under the situation of switchbox the startup of oil pumper and the operation that stops keeping clear of, guaranteed the safety of operator in rain, snow day work, save the working time, improved crude output.

The technical solution of the utility model is: this kind machine-pumped oil well remote control starting and stopping mechanism, comprise A.C. contactor, thermal relay, start button, stop button, special feature is, described device also comprises a remote-control signal transmitter, the remote signal receiver that can drive some relays, wherein be parallel to the two ends of start button by the constant open contact of the relay J 1 that remote signal receiver drove, the constant close contact of relay J 2 is series between stop button and the power supply, the constant open contact of described relay J 1 can be in automatic disconnection after closed 2 seconds kinds, the constant close contact of relay J 2 can be after opening 2 seconds kinds auto-closing.

The utlity model has following beneficial effect: owing to taked above-mentioned machine-pumped oil well remote control starting and stopping mechanism, the post workman can be in distance oil pumper scope far away, for example in 500 meters the scope, control the startup of oil pumper and stop by button that pressing the hand-held remote control transmitter, the post workman can keep clear of under the situation of switchbox like this, confirm to carry out behind controlled oil pumper there be nobody nearby and the livestock the operation that starts or stops by the range estimation mode to oil pumper, when needing to restart these oil pumpers after causing the stop pumping of large tracts of land oil pumper when the regionality power failure, utilize this device just can save the time of playing machine again greatly, improved operating efficiency, guaranteed crude output; In addition, when sleety weather, use this device and can avoid causing personal electric shock casualty accident because of cable or insulation of electrical installation are bad, overcome the problem of sleety weather personnel walking along the street difficulty, reduced working strength of workers, guaranteed the safety when the well operations workman operates.

Description of drawings:

Accompanying drawing 1 is the electrical schematic diagram of the utility model control motor portion;

Accompanying drawing 2 is schematic diagrams of the utility model remote control part.

1-remote-control signal transmitter among the figure, 2-remote signal receiver, KM-A.C. contactor, SB1-start button, SB2-stop button, RJ-thermal relay.

The specific embodiment:

Be a specific embodiment of the present utility model below, will be described further it in conjunction with the accompanying drawings:

As shown in Figure 1, this kind machine-pumped oil well remote control starting and stopping mechanism, comprise A.C. contactor KM, thermal relay RJ, start button SB1, stop button SB2, the connected mode of above-mentioned these elements is carried out according to the electric connected mode of the motor of routine, in this device, increased to finishing the parts of remote control start-stop function, i.e. remote-control signal transmitter 1, the remote signal receiver 2 that can drive some relays, wherein the constant open contact of relay J 1 is parallel to the two ends of start button SB1, and the constant close contact of relay J 2 is series between stop button SB2 and the power supply.

Remote-control signal transmitter 1 adopts wireless remote control transmitter module TWH9238, and this module can be built in the inside of a hand-held remote control unit housing, and four signal emission control contacts are corresponding with four buttons on the housing respectively.Remote signal receiver 2 selects to use TWH9238 type wireless remote control receiver module, this remote control module can be controlled No. four relays respectively by the setting to its inside SCM program, wherein relay J 1 has constant open contact, this contact is directed to the two ends that are parallel to start button SB1 behind the Motor Control loop, and this contact can opened in back 2 seconds in closure under the control of SCM program.Relay J 2 has constant close contact, and this contact is directed to and is series at stop button SB2 behind the Motor Control loop with mutually between the power supply, and closure state can recovered again opening in back 2 seconds under the control of SCM program in this contact.Relay J 3 has constant open contact, this contact is series at the control signal input of audio alert unit as the control contact that starts the audio alert unit, this contact can opened in back 10 seconds in closure under the control of SCM program, in these 10 seconds, the audio alert unit can drive its loudspeaker that disposes and send the prompting sound that is pre-stored in the voice integration module.Relay J 4 is a duplicate relay.

In this device, a transformation rectifying part that 220 volts of AC powers can be converted to 12 volts of dc sources also is equipped with, for remote signal transmitter module and audio alert unit provide power supply, because it consists of the custom circuit structure, so its electrical schematic diagram proposes no longer in detail at this.

The audio alert unit adopts the dedicated voice chip, and prompting and the alarm voice that records is recorded in the chip, gets electric startup by the relay J in the remote signal receiver 13.Controlled way can take dual mode to carry out, a kind of is after pressing start button, and remote signal receiver 1 is connected the voice prompt alarm circuit at first automatically, sounds, after a period of time (for example half a minute), starting relay J1 starts oil pumper automatically again.Another mode is to utilize the special button of another one, controls sound circuit separately, that is to say before the startup, and first note sound operating key after a period of time, is pressed start button again, starts oil pumper.This dual mode electrical connection diagram is identical, and the change of mode is finished by the program of revising in the receiver of remote-control sytem single-chip microcomputer.

Remote signal receiver 2 and some relays by it drove, be relay J 1, relay J 2, relay J 3, relay J 4, and the audio alert unit all is fixed in the distribution control cabinet of motor, start button SB1, stop button SB2 are installed in the switchbox surface of oil pumper, and loudspeaker is drawn switchbox by lead.

During actual the use, the remote-control signal transmitter 1 that is fixed in the housing is carried by relevant operating personnel, operating personnel press alarm keys on the remote-control signal transmitter 1 as required and can point out near the personnel the oil pumper to leave the scene, press to start or stop the startup that key can the far distance controlled oil pumper and stop.Operating personnel also can be chosen in on-the-spot the use and start or stop button and come the start and stop motor.

In addition, remote signal receiver 2 in this device also can adopt external driving relay formation is installed on common beeper, remote-control signal transmitter 1 is the global semaphore transmitter of paging station, when the operator thinks complete operation, only need dial messenger call to paging station and get final product.

Claims

1, a kind of machine-pumped oil well remote control starting and stopping mechanism, comprise A.C. contactor (KM), thermal relay (RJ), start button (SB1), stop button (SB2), it is characterized in that: described device also comprises a remote-control signal transmitter (1), the remote signal receiver (2) that can drive some relays, wherein the constant open contact of relay J 1 is parallel to the two ends of start button (SB1), and the constant close contact of relay J 2 is series between stop button (SB2) and the power supply.

2, machine-pumped oil well remote control starting and stopping mechanism according to claim 1 is characterized in that: described device also comprises an audio alert unit that is communicated with by the constant open contact on the relay J 3 of remote signal receiver (2) driving.

3, machine-pumped oil well remote control starting and stopping mechanism according to claim 1 and 2, it is characterized in that: remote-control signal transmitter (1) is made of the TWH9238 transmitter module that is built in the housing, remote signal receiver (2) is the TWH9238 receiver module, the constant open contact of relay J 1 is delayed time after closure and was opened in 2 seconds, the constant close contact of relay J 2 is being opened 2 seconds closures of back time-delay, remote signal receiver (2) with all be fixed in the distribution control cabinet of motor by relay J 1, relay J 2, relay J 3 that it drove.

4, machine-pumped oil well remote control starting and stopping mechanism according to claim 1 and 2, it is characterized in that: remote signal receiver (2) can adopt installs external driving relay formation on common beeper, remote-control signal transmitter (1) is the global semaphore transmitter of paging station.