CN220726245U - Intelligent well closing auxiliary device - Google Patents

Abstract

The utility model relates to the technical field of blowout preventer control, in particular to an intelligent well closing auxiliary device which comprises a driller control console and a remote control console, wherein the driller control console is connected with the remote control console through an air inlet pipeline. The utility model has reasonable and compact structure and convenient use, the reversing time of each three-position four-way air rotary valve is timed by the timer, and when the timer reaches the preset time, the operator resets the three-position four-way air rotary valve, so that the blowout preventer can be ensured to be completely closed (opened), and the wellhead can be further completely closed (opened); through the monitoring unit that can monitor pneumatic reversing valve switching-over action on the remote control platform, and the instruction unit that can instruct pneumatic reversing valve switching-over action state on the driller's control platform, can make operating personnel confirm the start-stop condition of preventer from driller's control platform directly, avoid operating personnel to come and go to confirm between the two, improved work efficiency greatly, effectively reduced operating personnel's working strength.

Description

Intelligent well closing auxiliary device

Technical Field

The utility model relates to the technical field of blowout preventer control, in particular to an intelligent well closing auxiliary device.

Background

Hydraulic blowout preventers are necessary safety equipment for preventing blowout in petroleum and natural gas drilling, and are closed by the operation of a surface blowout preventer control device. The blowout preventer is controlled by a blowout preventer control device, so that the blowout preventer control device can control and prevent the kick and blowout and ensure the drilling safety, and the blowout preventer control device is key equipment in the drilling operation.

The ground blowout preventer control device in the prior art mainly comprises a remote control console, a driller control console or an auxiliary control console and an air pipe cable, and the most common remote control modes of a three-position four-way rotary valve on the ground blowout preventer control device are as follows: electric drive remote control and pneumatic drive remote control. The electric control liquid, commonly used as electric control gas-gas control liquid, is to send out electric signals by using an electric button or a touch panel on a driller console, connect the signals to an electromagnetic valve of a remote console through a signal cable, enable compressed air to enter a cylinder of a three-position four-way rotary valve of the remote console through controlling the electromagnetic valve, and control the three-position four-way rotary valve to change direction, so that high-pressure oil in an accumulator is input into a hydraulic cylinder of a blowout preventer, and realize switching the blowout preventer. The pneumatic control liquid, namely pneumatic control gas-pneumatic control liquid, namely pneumatic remote control is that an air source is conveyed to three-position four-way ventilation rotary valves of all driller floors or auxiliary floors through an air source main valve, compressed air is conveyed to a remote control floor through an air pipe by using the three-position four-way ventilation rotary valves on the driller floors or the auxiliary floors, the three-position four-way ventilation rotary valves are responsible for controlling the action of an air cylinder on the remote control floor, so that corresponding three-position four-way rotary valve handles on the remote control floor are controlled, the three-position four-way rotary valves for controlling the opening and closing of the blowout preventer are reversed, high-pressure oil in an accumulator is input to a hydraulic cylinder of the blowout preventer, and the blowout preventer is opened and closed.

At present, in a common pneumatic control liquid type ground blowout preventer control device, after an operator opens a three-position four-way ventilation rotary valve on a driller console, compressed air generally needs a certain time before reaching a cylinder of a remote console, and the cylinder action control blowout preventer is thoroughly closed for a certain time. In the actual working process, the time interval from opening the three-position four-way rotary valve on the driller control console to the cylinder action control blowout preventer is generally not less than 5 seconds (the time interval is slightly different according to the distance between the remote control console and the driller control console), the driller control console is generally not provided with a timing device, an operator can only control the opening time of the air source by feeling, and often the well is not completely shut due to insufficient compressed air supply time. In addition, the working state of the three-position four-way rotary valve for controlling the blowout preventer switch on the remote control console is difficult to directly observe from the driller control console, the operator is required to confirm in a reciprocating manner, the working efficiency is low, and the labor intensity of the operator is increased.

Disclosure of Invention

The utility model provides an intelligent well closing auxiliary device, which overcomes the defects of the prior art and can effectively solve the problems that the air source supply time is insufficient and the well closing effect is influenced in the existing pneumatic control liquid type ground blowout preventer control device.

The technical scheme of the utility model is realized by the following measures: an intelligent well closing auxiliary device comprises a driller control console and a remote control console, wherein the driller control console is connected with the remote control console through an air inlet pipeline; the driller control console comprises a base, an air source control valve, a timer and a three-position four-way ventilation rotary valve, wherein the air source control valve is arranged on the left side of the front part of the base, a plurality of three-position four-way ventilation rotary valves are arranged at intervals from the middle part to the right part of the base, the timer capable of measuring the reversing action time of the three-position four-way ventilation rotary valve is arranged on the base, and the opening and closing states of a timing switch on the timer are controlled by the reversing action of the three-position four-way ventilation rotary valve; the remote control console comprises a pedestal and pneumatic reversing valves, the pneumatic reversing valves with the same number as the three-position four-way air reversing valves are arranged on the pedestal at left and right intervals, and each pneumatic reversing valve air inlet is connected with the corresponding three-position four-way air reversing valve air outlet through an air passage pipeline.

The following are further optimizations and/or improvements to the above-described inventive solution:

the three-position four-way manual reversing valve can be a three-position four-way manual reversing valve, a timer can be fixedly arranged on a base corresponding to the lower side position of each three-position four-way manual reversing valve, the timer can comprise a control box, a timer, a first power supply, a loudspeaker, a display, a first switch and a second switch, the rear side of the control box and the corresponding position of the front side of the base are fixedly arranged together, the timer, the first power supply and the loudspeaker are arranged in the control box, a plurality of sound holes which are internally and externally communicated are arranged on the front side plate of the control box corresponding to the position of the loudspeaker, a display hole which is internally and externally communicated is arranged on the front side plate of the control box far away from one side of the sound holes, a display capable of displaying timing is fixedly arranged in the display hole, a left through hole and a right through hole which are internally and externally communicated are respectively arranged at the left end and the right end of the upper side plate of the control box, and the first switch and the second switch are respectively fixedly arranged in the left through hole and the right through hole; the middle part of the reversing handle of each three-position four-way manual reversing valve is fixedly provided with a transverse feeler lever which can trigger the first switch and the second switch in the reversing process.

The pneumatic reversing valve can comprise an air cylinder, a three-position four-way mechanical reversing valve and a connecting rod, wherein the air cylinder and the three-position four-way mechanical reversing valve are arranged at left and right sides of the upper side of the pedestal at intervals, an air inlet and an air outlet of the air cylinder are respectively connected with an air outlet of the corresponding three-position four-way air reversing valve through air pipes, the connecting rod is fixedly arranged at the right end of a piston rod of the air cylinder, a chute which is vertically through and is in a strip shape is arranged in the middle of the connecting rod, and the middle of the chute is hinged with the lower end of an operating handle of the three-position four-way mechanical reversing valve.

The driller control console can also comprise an indicating unit, and the front side of the lower part of the base is provided with the indicating unit which can indicate the working state of all three-position four-way mechanical reversing valves; the remote control console can further comprise monitoring units, the right side of the lower part of each three-position four-way mechanical reversing valve is provided with a monitoring unit capable of monitoring reversing action control of the three-position four-way mechanical reversing valve, and all the monitoring units are respectively and electrically connected with the indicating unit.

The indicating unit can comprise a box body and indicating lamps, wherein the rear side of the box body is fixedly arranged on the front side of the lower part of the base, lamp holes which are equal to the three-position four-way mechanical reversing valve in number and are internally and externally communicated are formed in the front side plate of the box body, the indicating lamps are fixedly arranged in each lamp hole, and each indicating lamp is respectively and electrically connected with the corresponding monitoring unit.

The monitoring unit can comprise a monitoring box, a deflector rod, a sliding switch and a second power supply, wherein the lower side of the monitoring box is fixedly installed with the upper side of the pedestal at a corresponding position, a toggle switch and the second power supply are arranged in the monitoring box at intervals up and down, a deflector rod hole which is internally and externally communicated is formed in the left side plate of the monitoring box corresponding to the upper end position of the sliding switch, a deflector rod with the left end fixedly installed with the middle part of the right side of the connecting rod is arranged in the deflector rod hole, and the right part of the deflector rod is fixedly installed with the upper end of the sliding switch.

The upper end of the sliding switch can be provided with a first transmission tooth, and the lower side of the right part of the deflector rod can be provided with a second transmission tooth which can be meshed with the first transmission tooth.

The driller control console can comprise seven three-position four-ventilation rotary valves, four three-position four-ventilation rotary valves are arranged in the middle of the base at intervals up and down, two three-position four-ventilation rotary valves are arranged in the right of the base at intervals up and down, and one three-position four-ventilation rotary valve is arranged on the base corresponding to the position below the air source control valve.

The utility model has reasonable and compact structure and convenient use, the reversing time of each three-position four-way air rotary valve is timed by the timer, and when the timer reaches the preset time, the operator resets the three-position four-way air rotary valve, so that the blowout preventer can be ensured to be completely closed (opened), and the wellhead can be further completely closed (opened); through the monitoring unit that can monitor pneumatic reversing valve switching-over action on the remote control platform, and the instruction unit that can instruct pneumatic reversing valve switching-over action state on the driller's control platform, can make operating personnel confirm the start-stop condition of preventer from driller's control platform directly, avoid operating personnel to come and go to confirm between the two, improved work efficiency greatly, effectively reduced operating personnel's working strength.

Drawings

Fig. 1 is a schematic diagram of the front view of the driller's console according to embodiments 1-8 of the present utility model.

Fig. 2 is a schematic diagram of a front view of a remote console according to embodiments 1 to 8 of the present utility model.

Fig. 3 is an enlarged schematic diagram of the three-position four-way rotary valve and timer in fig. 1.

Fig. 4 is an enlarged schematic front view of the pneumatic reversing valve and the monitoring unit of fig. 2.

The codes in the drawings are respectively: 1 is a base, 2 is an air source control valve, 3 is a three-position four-way ventilation rotary valve, 4 is a pedestal, 5 is an air path pipeline, 6 is a control box, 7 is a timer, 8 is a first power supply, 9 is a loudspeaker, 10 is a display, 11 is a first switch, 12 is a second switch, 13 is an acoustic hole, 14 is a reversing handle, 15 is a transverse feeler lever, 16 is an air cylinder, 17 is a three-position four-way mechanical reversing valve, 18 is a connecting rod, 19 is an operating handle, 20 is a box body, 21 is an indicator lamp, 22 is a monitoring box, 23 is a deflector rod, 24 is a sliding switch, 25 is a second power supply, 26 is a first transmission tooth, 27 is a second transmission tooth, and 28 is a piston rod.

Detailed Description

The present utility model is not limited by the following examples, and specific embodiments can be determined according to the technical scheme and practical situations of the present utility model.

In the present utility model, for convenience of description, the description of the relative positional relationship of each component is described according to the layout manner of fig. 1 of the specification, for example: the positional relationship of the front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.

The utility model is further described below with reference to examples and figures:

example 1: as shown in fig. 1-4, the intelligent well closing auxiliary device comprises a driller control console and a remote control console, wherein the driller control console is connected with the remote control console through an air inlet pipeline; the driller control console comprises a base 1, an air source control valve 2, a timer and a three-position four-way air rotating valve 3, wherein the air source control valve 2 is arranged on the left side of the front part of the base 1, a plurality of three-position four-way air rotating valves 3 are arranged at intervals from the middle part to the right part of the base 1, the timer capable of measuring the reversing action time of the three-position four-way air rotating valve 3 is arranged on the base 1, and the opening and closing states of a timing switch on the timer are controlled by the reversing action of the three-position four-way air rotating valve 3; the remote control console comprises a pedestal 4 and pneumatic reversing valves, the pneumatic reversing valves with the same number as the three-position four-way air reversing valves 3 are arranged on the pedestal 4 at left and right intervals, and the air inlet of each pneumatic reversing valve is connected with the air outlet of the corresponding three-position four-way air reversing valve 3 through an air circuit pipeline 5.

In the use process, the three-position four-way air rotating valve 3 can control the working state of the corresponding pneumatic reversing valve, and the pneumatic reversing valve controls the opening and closing (simply called opening and closing) of the blowout preventer through reversing actions of the pneumatic reversing valve; when a certain blowout preventer needs to be closed, an operator firstly controls the air source control valve 2 to open, so that compressed air enters the three-position four-way air transfer valve 3, then the working state of the corresponding three-position four-way air transfer valve 3 is switched, a timer is triggered to start timing, so that the compressed air enters the corresponding pneumatic reversing valve on the remote control console along the air path pipeline 5 of the pneumatic reversing valve to act, high-pressure oil in the accumulator is input into a hydraulic cylinder of the blowout preventer, the blowout preventer is closed, after the timer times for 5 seconds, the operator resets the three-position four-way air transfer valve 3, the supply of the compressed air is cut off, the blowout preventer can be completely closed after the timer times, and the wellhead is completely closed; on the contrary, when the blowout preventer needs to be re-opened, the working state of the corresponding three-position four-way air rotary valve 3 is reversely switched, the timer is synchronously triggered, the pneumatic reversing valve is regulated to act again through compressed air, and the blowout preventer can be re-opened after a period of time.

According to the requirement, the timer can be realized by an electronic timer or an electronic voice counter or a multipath timer or a timing module composed of a singlechip, a timer, a display and a loudspeaker or a timer with a segment code display function and a built-in buzzer in the prior art, when the three-position four-way air-rotating valve 3 is a mechanical valve, the starting of the timer can be controlled by a position sensor or a position switch or a micro switch which can detect the position of a control handle of the three-position four-way air-rotating valve, and when the three-position four-way air-rotating valve 3 is an electromagnetic valve, the automatic starting of the three-position four-way air-rotating valve can also be controlled by a control signal.

The intelligent well closing auxiliary device can be further optimized or/and improved according to actual needs:

example 2: as shown in fig. 1 and 3, the three-position four-way air rotary valve 3 is a three-position four-way hand-operated reversing valve, a timer is fixedly arranged on a base 1 corresponding to the lower side position of each three-position four-way hand-operated reversing valve, the timer comprises a control box 6, a timer 7, a first power supply 8, a loudspeaker 9, a display 10, a first switch 11 and a second switch 12, the rear side of the control box 6 is fixedly arranged at the corresponding position of the front side of the base 1, the timer 7, the first power supply 8 and the loudspeaker 9 are arranged in the control box 6, a plurality of sound holes 13 which are internally and externally communicated are arranged on the front side plate of the control box 6 corresponding to the position of the loudspeaker 9, a display 10 which can display timing is fixedly arranged in the display holes, a left through hole and a right through hole which are internally and externally communicated are respectively arranged at the left end and the right end of the upper side plate of the control box 6, and the first switch 11 and the second switch 12 are fixedly arranged in the left through hole and the right through hole respectively; the middle part of the reversing handle 14 of each three-position four-way manual reversing valve is fixedly provided with a transverse feeler lever 15 which can touch the first switch 11 and the second switch 12 in the reversing process.

When the blowout preventer is required to be closed in the use process, the reversing handle 14 of the three-position four-way manual reversing valve positioned in the middle position is rotated leftwards to the left opening position, at the moment, the left end of the transverse feeler lever 15 arranged on the reversing handle 14 triggers the first switch 11, the trigger timer starts to count, the loudspeaker 9 and the display 10 synchronously broadcast and display the count, after 5 seconds of counting, an operator resets the reversing handle 14, and the air supply to the pneumatic reversing valve is disconnected, so that the blowout preventer can be completely closed, and the wellhead is completely closed; otherwise, when the blowout preventer needs to be re-opened, the reversing handle 14 is rotated rightward to the right opening position, the right end of the transverse feeler lever 15 triggers the second switch 12, the timer is triggered again to start timing, and after the timing reaches the preset time, the operator resets the reversing handle 14 again, so that the blowout preventer can be ensured to be re-opened.

According to the requirement, in order to reduce the working strength of operators, a reversing handle 14 of the three-position four-way manual reversing valve can be provided with a reversing spring, so that the reversing handle can automatically reset to the middle position from the left opening position or the right opening position; the first power supply 8 may be implemented by a battery or UPS power supply or mains supply as known in the art; the display 10 can be an LED screen, a segment code screen, a nixie tube or the like in the prior art, and the timer 7, the display 10 and the loudspeaker 9 can also be realized by a one-way timer with segment code display and buzzer alarm functions which are integrated in the prior art; the first switch 11 and the second switch 12 may be implemented by a micro switch, a tact switch, a detection switch, a proximity sensor, or the like, which are known in the art.

Example 3: as shown in fig. 2 and 4, the pneumatic reversing valve comprises an air cylinder 16, a three-position four-way mechanical reversing valve 17 and a connecting rod 18, the air cylinder 16 and the three-position four-way mechanical reversing valve 17 are arranged on the upper side of the pedestal 4 at left and right intervals, the air inlet and the air outlet of the air cylinder 16 are respectively connected with the air outlet of the corresponding three-position four-way pneumatic reversing valve 3 through air pipes, the connecting rod 18 is fixedly arranged at the right end of a piston rod 28 of the air cylinder 16, a vertically-through long-strip-shaped chute is arranged in the middle of the connecting rod 18, and the middle of the chute is hinged with the lower end of an operating handle 19 of the three-position four-way mechanical reversing valve 17.

During the use process, when the blowout preventer is in normal operation, the extension amount of the piston rod 28 of the cylinder 16 is positioned at the middle stroke position, and the three-position four-way air rotating valve 3 is also positioned at the middle position; when the blowout preventer needs to be closed, an operator controls the three-position four-way air rotating valve 3 corresponding to the pneumatic reversing valve to execute reversing action, so that the piston rod 28 of the air cylinder 16 is retracted leftwards, at the moment, the connecting rod 18 synchronously pulls the lower end of the operating handle 19 of the three-position four-way mechanical reversing valve 17 leftwards, so that the upper end of the operating handle 19 rotates rightwards, and the three-position four-way mechanical reversing valve 17 is in a right opening position, so that the blowout preventer can be closed; when the blowout preventer needs to be re-opened, the piston rod 28 of the control cylinder 16 extends rightward to the maximum stroke, and the lower end of the operating handle 19 is pushed rightward by the connecting rod 18, so that the upper end of the operating handle 19 rotates leftward, and the three-position four-way mechanical reversing valve 17 is left-opened, so that the blowout preventer can be opened. To increase the expansion and contraction speed of piston rod 28, cylinder 16 is a double-acting cylinder of the prior art, as desired.

Example 4: as shown in fig. 1, 2 and 4, the driller control console further comprises an indicating unit, and the front side of the lower part of the base 1 is provided with an indicating unit capable of indicating the working state of all three-position four-way mechanical reversing valves 17; the remote control console further comprises monitoring units, the right side of the lower part of each three-position four-way mechanical reversing valve 17 is provided with a monitoring unit capable of monitoring reversing action control of the three-position four-way mechanical reversing valve 17, and all the monitoring units are respectively and electrically connected with the indicating unit.

In the use process, the opening and closing state of the blowout preventer (wellhead) can be determined through the reversing action of the three-position four-way mechanical reversing valve 17, so that after the monitoring unit reflects the monitored reversing action of the three-position four-way mechanical reversing valve 17 through the indicating unit, an operator can directly identify the opening and closing state of the blowout preventer on the driller console, the operator can be effectively prevented from repeatedly confirming the operation state of the blowout preventer between the driller console and the remote console, the well closing operation efficiency is greatly improved, and the labor intensity of the operator is effectively reduced. According to the requirement, the indication unit can be a light indication unit, an acousto-optic indication unit, a voice indication unit or the like, and the monitoring unit can be realized through a position sensor, a position switch, a micro switch or the like.

Example 5: as shown in fig. 1, the indication unit includes a box 20 and indication lamps 21, the rear side of the box 20 is fixedly mounted with the front side of the lower portion of the base 1, the front side plate of the box 20 is provided with lamp holes which are equal in number to the three-position four-way mechanical reversing valve 17 and are internally and externally communicated, the indication lamps 21 are fixedly mounted in each lamp hole, and each indication lamp 21 is electrically connected with a corresponding monitoring unit.

Through the arrangement, each monitoring unit can conduct reversing action on the monitored three-position four-way mechanical reversing valve 17, the reversing action is indicated by the indicator lamp 21, and an operator can directly determine the opening and closing state of the blowout preventer according to the change of the indicator lamp 21 on the driller control console. According to the requirement, the indicator lamp 21 can be a red-green double-color LED lamp in the prior art, wherein the red LED lamp can be used for indicating that the blowout preventer is closed, the green LED lamp can be used for indicating that the blowout preventer is opened, and the lamp-out lamp can be used for indicating that the three-position four-way mechanical reversing valve 17 is in a neutral state; in addition, in order to facilitate the operator to quickly and directly identify the reversing state of the three-position four-way mechanical reversing valve 17 on the remote control console, the corresponding relationship with the reversing action of the three-position four-way air reversing valve 3 being controlled is that the distribution and arrangement shape of all the indicator lamps 21 on the front side plate of the box body 20 is the same as the distribution and arrangement shape of all the three-position four-way air reversing valves 3 on the driller console, so that the operator can quickly find the position of the three-position four-way air reversing valve 3 being controlled.

Example 6: as shown in fig. 2 and 4, the monitoring unit comprises a monitoring box 22, a deflector rod 23, a sliding switch 24 and a second power supply 25, wherein the lower side of the monitoring box 22 is fixedly installed with the upper side of the pedestal 4 at a corresponding position, the deflector rod 23 holes which are internally and externally communicated are formed in the left side plate of the monitoring box 22 corresponding to the upper end position of the sliding switch 24, the deflector rod 23 with the left end fixedly installed with the middle part of the right side of the connecting rod 18 is arranged in the deflector rod 23 holes, and the right part of the deflector rod 23 is fixedly installed with the upper end of the sliding switch 24.

When the three-position four-way mechanical reversing valve 17 is in the middle position in the use process, the extension amount of the piston rod 28 of the air cylinder 16 is in the middle-stage stroke, the blowout preventer works normally, the sliding switch 24 is in the middle-stage open-circuit state, and the indicator lamp 21 is in the lamp-off state; when the three-position four-way mechanical reversing valve 17 is in the right opening position, the piston rod 28 of the air cylinder 16 is completely retracted, the blowout preventer is closed, the sliding switch 24 is in the left gear-closing state, and the indicator lamp 21 displays a red light state; when the three-position four-way mechanical reversing valve 17 is in the left open position, the piston rod 28 of the cylinder 16 is fully extended rightward, the blowout preventer is restarted, the sliding switch 24 is in the right gear-closed state, and the indicator lamp 21 displays the green light state.

According to the requirement, the sliding switch 24 can be a three-gear toggle switch in the prior art, and the fixed installation between the toggle rod 23 and the toggle switch handle can be realized through bonding or clamping or transmission connection or threaded connection; the second power supply 25 may be implemented by a battery or UPS power source or mains supply as is known in the art.

Example 7: as shown in fig. 2 and 4, the upper end of the sliding switch 24 is provided with a first transmission tooth 26, and the lower right side of the deflector rod 23 is provided with a second transmission tooth 27 which can be meshed with the first transmission tooth 26.

In the use process, the sliding switch 24 can directly select a three-gear toggle switch with transmission teeth at the upper end of the switch handle in the prior art, so that when the gear of the toggle switch is switched, the engagement position between the second transmission teeth 27 at the lower right side of the deflector rod 23 and the first transmission teeth 26 at the upper end of the switch handle can be changed.

Example 8: as shown in fig. 1, the driller console comprises seven three-position four-way air turning valves 3, four three-position four-way air turning valves 3 are arranged in the middle of the base 1 at intervals up and down, two three-position four-way air turning valves 3 are arranged in the right of the base 1 at intervals up and down, and a three-position four-way air turning valve 3 is arranged on the base 1 corresponding to the position below the air source control valve 2.

Through the arrangement, the indicating unit, the air source control valve 2 and the seven three-position four-way ventilation rotary valves 3 are just fully distributed on the front side of the base 1, and enough space can be reserved without influencing the rotation operation among the valves, so that the overall dimension of the driller control console is effectively reduced. According to the requirement, the number of the indicator lamps 21 is the same as that of the three-position four-way air rotary valves 3, and the distribution and arrangement shape of the indicator lamps on the front side plate of the box body 20 is the same as that of the seven three-position four-way air rotary valves 3 on the base 1; seven pneumatic reversing valves are arranged on the pedestal 4 at left and right intervals, and each pneumatic reversing valve is respectively connected with the corresponding three-position four-way pneumatic reversing valve 3.

The technical characteristics form the embodiment of the utility model, have stronger adaptability and implementation effect, and can increase or decrease unnecessary technical characteristics according to actual needs so as to meet the requirements of different situations.

Claims (10)

1. An intelligent well closing auxiliary device is characterized by comprising a driller control console and a remote control console, wherein the driller control console is connected with the remote control console through an air inlet pipeline; the driller control console comprises a base, an air source control valve, a timer and a three-position four-way ventilation rotary valve, wherein the air source control valve is arranged on the left side of the front part of the base, a plurality of three-position four-way ventilation rotary valves are arranged at intervals from the middle part to the right part of the base, the timer capable of measuring the reversing action time of the three-position four-way ventilation rotary valve is arranged on the base, and the opening and closing states of a timing switch on the timer are controlled by the reversing action of the three-position four-way ventilation rotary valve; the remote control console comprises a pedestal and pneumatic reversing valves, the pneumatic reversing valves with the same number as the three-position four-way air reversing valves are arranged on the pedestal at left and right intervals, and each pneumatic reversing valve air inlet is connected with the corresponding three-position four-way air reversing valve air outlet through an air passage pipeline.

2. The intelligent well closing auxiliary device according to claim 1, wherein the three-position four-way air transfer valve is a three-position four-way manual reversing valve, a timer is fixedly arranged on a base corresponding to the lower side position of each three-position four-way manual reversing valve, the timer comprises a control box, a timer, a first power supply, a loudspeaker, a display, a first switch and a second switch, the rear side of the control box is fixedly arranged at the corresponding position of the front side of the base, the timer, the first power supply and the loudspeaker are arranged in the control box, a plurality of sound holes which are internally and externally communicated are arranged on the front side plate of the control box corresponding to the position of the loudspeaker, a display which is internally and externally communicated is fixedly arranged in the display, a left through hole and a right through hole which are internally and externally communicated are respectively arranged at the left end and the right end of the upper side plate of the control box, and the first switch and the second switch are respectively and fixedly arranged in the left through hole and the right through hole; the middle part of the reversing handle of each three-position four-way manual reversing valve is fixedly provided with a transverse feeler lever which can trigger the first switch and the second switch in the reversing process.

3. The intelligent well closing auxiliary device according to claim 1 or 2, wherein the pneumatic reversing valve comprises an air cylinder, a three-position four-way mechanical reversing valve and a connecting rod, the air cylinder and the three-position four-way mechanical reversing valve are arranged on the upper side of the pedestal at left and right intervals, the air inlet and the air outlet of the air cylinder are respectively connected with the air outlet of the corresponding three-position four-way air reversing valve through air pipes, the connecting rod is fixedly arranged at the right end of a piston rod of the air cylinder, a vertically through and long-strip-shaped sliding groove is arranged in the middle of the connecting rod, and the middle of the sliding groove is hinged with the lower end of an operating handle of the three-position four-way mechanical reversing valve.

4. The intelligent well shut-in auxiliary device according to claim 3, wherein the driller control station further comprises an indicating unit, and the front side of the lower part of the base is provided with an indicating unit capable of indicating the working state of all three-position four-way mechanical reversing valves; the remote control console further comprises monitoring units, wherein the right side of the lower part of each three-position four-way mechanical reversing valve is provided with a monitoring unit capable of monitoring reversing action control of the three-position four-way mechanical reversing valve, and all the monitoring units are respectively and electrically connected with the indicating unit.

5. The intelligent well shut-in auxiliary device according to claim 4, wherein the indication unit comprises a box body and indication lamps, the rear side of the box body is fixedly installed with the front side of the lower portion of the base, the front side plate of the box body is provided with lamp holes which are equal to the three-position four-way mechanical reversing valves in number and are internally and externally communicated, the indication lamps are fixedly installed in each lamp hole, and each indication lamp is respectively and electrically connected with the corresponding monitoring unit.

6. The intelligent well closing auxiliary device according to claim 4 or 5, wherein the monitoring unit comprises a monitoring box, a deflector rod, a sliding switch and a second power supply, the lower side of the monitoring box is fixedly installed with the upper side of the pedestal at a corresponding position, the deflector switch and the second power supply are arranged in the monitoring box at intervals up and down, a deflector rod hole which penetrates through the left side plate of the monitoring box and corresponds to the upper end position of the sliding switch is arranged on the left side plate of the monitoring box, a deflector rod with the left end fixedly installed with the middle part of the right side of the connecting rod is arranged in the deflector rod hole, and the right part of the deflector rod is fixedly installed with the upper end of the sliding switch.

7. The intelligent well shut-in auxiliary device according to claim 6, wherein the upper end of the sliding switch is provided with a first transmission gear, and the lower right side of the deflector rod is provided with a second transmission gear which can be meshed with the first transmission gear.

8. The intelligent well shut-in auxiliary device according to claim 1, 2, 4, 5 or 7, wherein the driller control console comprises seven three-position four-way ventilation rotary valves, four three-position four-way ventilation rotary valves are arranged at intervals up and down in the middle of the base, two three-position four-way ventilation rotary valves are arranged at intervals up and down in the right of the base, and one three-position four-way ventilation rotary valve is arranged on the base corresponding to the position below the air source control valve.

9. The intelligent well shut-in auxiliary device according to claim 3, wherein the driller control console comprises seven three-position four-way ventilation rotary valves, four three-position four-way ventilation rotary valves are arranged at intervals up and down in the middle of the base, two three-position four-way ventilation rotary valves are arranged at intervals up and down in the right of the base, and one three-position four-way ventilation rotary valve is arranged on the base corresponding to the position below the air source control valve.

10. The intelligent well shut-in auxiliary device according to claim 6, wherein the driller control console comprises seven three-position four-way ventilation rotary valves, four three-position four-way ventilation rotary valves are arranged at intervals up and down in the middle of the base, two three-position four-way ventilation rotary valves are arranged at intervals up and down in the right of the base, and one three-position four-way ventilation rotary valve is arranged on the base corresponding to the position below the air source control valve.