CN213627551U - Safety protection control system for pneumatic winch of racking platform of petroleum drilling machine - Google Patents
Safety protection control system for pneumatic winch of racking platform of petroleum drilling machine Download PDFInfo
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- CN213627551U CN213627551U CN202021942720.7U CN202021942720U CN213627551U CN 213627551 U CN213627551 U CN 213627551U CN 202021942720 U CN202021942720 U CN 202021942720U CN 213627551 U CN213627551 U CN 213627551U
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Abstract
The utility model discloses a safety protection control system for a pneumatic winch of a racking platform of an oil drilling machine, which comprises a normally-on pneumatic reversing valve arranged on a gas circuit pipeline of the pneumatic winch of the racking platform, a normally-off solenoid valve of a master gas switch on the gas circuit pipeline, a normally-off solenoid valve of an emergency stop on the gas circuit pipeline and a normally-off solenoid valve of a controller on the gas circuit pipeline, wherein the normally-off solenoid valve is electrically connected with an emergency stop button, and a touch sensor is electrically connected with the normally-off solenoid valve of the controller through a PLC (programmable logic controller); the scram normally-off electromagnetic valve and the controller normally-off electromagnetic valve are connected with the normally-on pneumatic reversing valve through the shuttle valve. Through the utility model discloses an use, operating personnel and well erector all can in time control the shuttle valve and cut off normal open air accuse switching-over valve in the driller room, and then cut off the gas circuit of racking platform pneumatic winch, realize racking platform pneumatic winch and break gas brake, in time eliminate the critical situation of well erector, play the guard action, have improved drilling equipment's reliability.
Description
Technical Field
The utility model relates to an oil drilling equipment technical field, specific oil-well rig racking platform pneumatic winch safety protection control system that says so.
Background
One or two pneumatic winches are arranged at the appropriate position of the second layer platform of the petroleum drilling machine according to the requirement of a derrick worker for dragging the drilling tool, and are used for helping the derrick worker to drag the drilling tool during tripping operation. The conventional control mode of the pneumatic winch with the racking platform is remote control or manual control by a derrick worker, an operator of the pneumatic winch is controlled to be limited to the derrick worker by one person, and the control mode is single. When a derrick worker of a drilling company plays a drilling operation, the safety rope tied on the derrick worker is coiled into the running pneumatic winch due to the fact that the length and the hanging position are not suitable, and safety personal death accidents of the derrick worker of a second floor are caused. In the accident, a worker in a driller room of the drill floor finds that a derrick worker of the second floor is stranded into the pneumatic winch through a monitoring picture of the second floor, climbs the second floor at the first time, the pneumatic winch is in continuous operation because the second floor is positioned twenty meters above the table surface of the drilling machine, a steel wire rope of the pneumatic winch twists the derrick worker of the second floor more and more tightly in the period, and the derrick operator has no vital signs when a rescue worker arrives. In order to eliminate the potential safety hazard of derrick operators near the racking platform pneumatic winch, a safety protection control system of the racking platform pneumatic winch needs to be developed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an oil-well rig racking platform air winch safety protection control system can make the air winch braking fast through the operation personnel in the driller room, strengthens near racking platform air winch derrick operation personnel's safety protection measure.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a safety protection control system for a racking platform pneumatic winch of an oil drilling machine comprises a gas storage tank, wherein the gas outlet end of the gas storage tank is communicated with a gas collecting pipe, one pipeline in the gas collecting pipe is communicated with a gas path pipeline of the racking platform pneumatic winch, the other pipeline in the gas collecting pipe is communicated with a main gas switch gas path pipeline arranged in a driller room, a pneumatic processing triple piece and a normally-open pneumatic reversing valve of the pneumatic winch are arranged on the gas path pipeline of the racking platform pneumatic winch, and the normally-open pneumatic reversing valve is a two-position three-way valve; the main gas switch pneumatic processing triple piece and the main gas switch normally-off electromagnetic valve are connected to the main gas switch gas circuit pipeline, and the main gas switch normally-off electromagnetic valve is electrically connected with a normally-open button arranged on the control surface of a drill floor in the driller room; an emergency stop button is arranged on a control surface of a drill floor in the driller room and is electrically connected with an emergency stop normally-off electromagnetic valve, the emergency stop normally-off electromagnetic valve is arranged on an emergency stop gas path pipeline, the gas inlet end of the emergency stop gas path pipeline is communicated with a main gas switch gas path pipeline, the tail end of the emergency stop gas path pipeline is connected with a shuttle valve, and the shuttle valve is connected with a third interface of a normally-open pneumatic reversing valve; the driller room staff and the control staff of the racking platform pneumatic winch are provided with talkback communication devices.
Preferably, a touch sensor is installed on the outer side wall of the roller of the racking platform pneumatic winch and connected with the input end of a PLC (programmable logic controller) for installing the petroleum drilling machine, the output end of the PLC is electrically connected with a normally-off electromagnetic valve of the controller, the normally-off electromagnetic valve of the controller is installed on a control gas path pipeline, the gas inlet end of the control gas path pipeline is communicated with a main gas switch gas path pipeline, and the tail end of the control gas path pipeline is connected with a shuttle valve.
Preferably, video monitoring equipment is installed around the racking platform pneumatic winch and connected with a display installed in the driller room.
Preferably, the controller normally-off solenoid valve, the emergency stop normally-off solenoid valve and the master gas switch normally-off solenoid valve are two-position three-way solenoid valves.
Preferably, the gas collecting pipe is communicated with each gas circuit pipeline through a ball valve.
Preferably, the pneumatic winch pneumatic processing triple piece and the main air switch pneumatic processing triple piece both comprise an air filter, a pressure reducing valve and an oil sprayer.
The utility model discloses in, the gas holder is placed in the rig suitable position, provides the required compressed air of system, and the discharge is installed under the rig floor face, supplies with driller room and racking platform air winch compressed air through the ball valve.
The utility model discloses a working process does:
in the using process of the drilling machine, a ball valve on a gas collecting pipe is in an open state, and a gas pipeline leading to the racking platform pneumatic winch is communicated; a driller room worker presses a normally open button, a normally open electromagnetic valve of a main gas switch is switched on, a gas pipeline leading to the main gas switch is switched on, and the pneumatic winch of the racking platform is in a normal starting state. When the second floor platform derrick worker is twined the pneumatic winch of second floor platform owing to tie up the safety rope on one's body, when the unexpected situation takes place, the utility model discloses can start two kinds of rescue modes:
firstly, a driller room worker starts a drilling platform surface control mode:
the derrick worker sends out a distress signal through the talkback communication device, after receiving the distress signal or observing an emergency situation from a racking platform monitoring picture, a driller room worker immediately presses a scram button to switch on a scram normally-off electromagnetic valve, compressed gas on a scram gas path pipeline is input to a shuttle valve, the shuttle valve immediately switches off a normally-on pneumatic control reversing valve, a gas path of a racking platform pneumatic winch is further switched off, the racking platform pneumatic winch is switched off to brake, the emergency situation of the derrick worker is timely eliminated, and the protection effect is achieved.
Secondly, a derrick worker starts a safety monitoring automatic control mode:
when a derrick worker finds danger, the touch sensor is touched at the first time, the touch sensor feeds an analog signal back to the PLC, the PLC receives a command and then switches on a normally-off electromagnetic valve of the controller, compressed gas on a control gas path pipeline is input to a shuttle valve, the shuttle valve immediately switches off a normally-on pneumatic reversing valve, and further a gas path of the pneumatic winch of the racking platform is cut off, so that the pneumatic braking of the pneumatic winch of the racking platform is realized, the emergency condition of the derrick worker is timely eliminated, and the protective effect is achieved.
The utility model discloses on the basis of former gas circuit pipeline, increased the scram gas circuit pipeline of installing the scram normally-broken solenoid valve and installed the control gas circuit pipeline of controller normally-broken solenoid valve, all can in time control the shuttle valve through operating personnel in the driller's room and derrick worker and cut off normal open gas accuse switching-over valve, and then cut off the gas circuit of pneumatic winch of second floor platform, realize the braking of the disconnected gas of pneumatic winch of second floor platform, in time eliminate the critical situation of derrick worker, play the guard action, it is safer in the course of the work to make pneumatic winch of second floor platform, the reliability of drilling equipment has been improved.
The utility model discloses pneumatic processing trigeminy piece of packing into respectively before accuse switching-over valve of ventilating usually and total gas switch normally cut-off solenoid valve for purify the filtration with the air supply, make the air supply safer, protection and extension valve member life-span.
Drawings
Fig. 1 is a schematic view of the connection structure of the present invention;
in the figure, 1, a gas storage tank, 2, a gas collecting pipe, 3, a pneumatic winch pneumatic processing triple piece, 4, a normally-on pneumatic reversing valve, 5, a shuttle valve, 6, a racking platform pneumatic winch, 7, a touch sensor, 8, a PLC (programmable logic controller), 9, a controller normally-off electromagnetic valve, 10, an emergency stop button, 11, an emergency stop normally-off electromagnetic valve, 12, a main gas switch normally-off electromagnetic valve, 13, a normally-on button, 14 and a main gas switch pneumatic processing triple piece.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The safety protection control system for the racking platform pneumatic winch of the petroleum drilling machine comprises a gas storage tank 1, wherein the gas outlet end of the gas storage tank 1 is communicated with a gas collecting pipe 2, one pipeline in the gas collecting pipe 2 is communicated with a gas path pipeline of a racking platform pneumatic winch 6, the other pipeline in the gas collecting pipe 2 is communicated with a main gas switch gas path pipeline arranged in a driller room, a pneumatic winch pneumatic processing triple piece 3 and a normally-open pneumatic reversing valve 4 are arranged on the gas path pipeline of the racking platform pneumatic winch 6, and the normally-open pneumatic reversing valve 4 is a two-position three-way valve; a main gas switch pneumatic processing triple piece 14 and a main gas switch normally-off electromagnetic valve 12 are connected on a main gas switch gas circuit pipeline, and the main gas switch normally-off electromagnetic valve 12 is electrically connected with a normally-open button 13 arranged on the control surface of a drill floor in a driller room; an emergency stop button 10 is installed on a control surface of a drill floor in the driller room, the emergency stop button 10 is electrically connected with an emergency stop normally-off electromagnetic valve 11, the emergency stop normally-off electromagnetic valve 11 is installed on an emergency stop gas path pipeline, the gas inlet end of the emergency stop gas path pipeline is communicated with a main gas switch gas path pipeline, the tail end of the emergency stop gas path pipeline is connected with a shuttle valve 5, and the shuttle valve 5 is connected with a third interface of a normally-on pneumatic reversing valve 4; the driller room staff and the control staff of the racking platform pneumatic winch 6 are provided with talkback communication devices.
Install touch sensor 7 on the cylinder lateral wall of racking platform air winch 6, touch sensor 7 is connected with the 8 inputs of PLC controller of installation oil-well rig, 8 outputs of PLC controller are connected with controller constant break solenoid valve 9 electricity, controller constant break solenoid valve 9 is installed on control gas circuit pipeline, the inlet end and the master gas switch gas circuit pipeline of control gas circuit pipeline are linked together, the end of control gas circuit pipeline is connected with shuttle valve 5.
Video monitoring equipment is arranged around the pneumatic winch 6 of the racking platform and is connected with a display arranged in the driller room.
The controller normally-off solenoid valve 9, the emergency stop normally-off solenoid valve 11 and the main gas switch normally-off solenoid valve 12 are two-position three-way solenoid valves.
The gas collecting pipe 2 is communicated with each gas circuit pipeline through a ball valve.
The pneumatic processing triple piece 3 of the pneumatic winch and the pneumatic processing triple piece 14 of the main air switch respectively comprise an air filter, a pressure reducing valve and an oil sprayer.
The utility model discloses in, gas holder 1 is placed in the rig suitable position, provides the required compressed air of system, and gas collecting pipe 2 is installed under the rig floor face, supplies with driller room and 6 compressed air of racking platform pneumatic winch through the ball valve.
The utility model discloses a working process does:
in the using process of the drilling machine, the ball valve on the gas collecting pipe 2 is in an open state, and a gas path pipeline leading to the racking platform pneumatic winch 6 is communicated; the driller room staff presses the normally open button 13, the normally open electromagnetic valve 12 of the main gas switch is switched on, the pipeline leading to the gas circuit of the main gas switch is switched on, and the pneumatic winch 6 of the racking platform is in a normal starting state. When the second floor platform derrick worker is twined in second floor platform pneumatic winch 6 owing to the safety rope of tying up on one's body, when the unexpected situation takes place, the utility model discloses can start two kinds of rescue modes:
firstly, a driller room worker starts a drilling platform surface control mode:
the derrick worker sends out a distress signal through the talkback communication device, after receiving the distress signal or observing an emergency situation from a racking platform monitoring picture, a driller room worker immediately presses the emergency stop button 13 to switch on the emergency stop normally-off electromagnetic valve 12, compressed gas on an emergency stop gas path pipeline is input to the shuttle valve 5, the shuttle valve 5 immediately switches off the normally-on pneumatic reversing valve 4, the gas path of the racking platform pneumatic winch 6 is further switched off, the racking platform pneumatic winch 6 is switched off to brake, the emergency situation of the derrick worker is timely eliminated, and the protection effect is achieved.
Secondly, a derrick worker starts a safety monitoring automatic control mode:
when a derrick worker finds danger, the touch sensor 7 is touched at the first time, the touch sensor 7 feeds an analog signal back to the PLC 8, the PLC 8 receives a command and then switches on the normally-off electromagnetic valve 9 of the controller, compressed gas on a control gas path pipeline is input into the shuttle valve 5, the shuttle valve 5 immediately switches off the normally-on pneumatic reversing valve 4, the gas path of the second-deck pneumatic winch 6 is further switched off, the second-deck pneumatic winch 6 is braked by air-cut-off, the emergency condition of the derrick worker is timely eliminated, and the protection effect is achieved.
The utility model discloses on the basis of former gas circuit pipeline, increased the scram gas circuit pipeline of installing the scram normally-broken solenoid valve and installed the control gas circuit pipeline of controller normally-broken solenoid valve, all can in time control the shuttle valve through operating personnel in the driller's room and derrick worker and cut off normal open gas accuse switching-over valve, and then cut off the gas circuit of pneumatic winch of second floor platform, realize the braking of the disconnected gas of pneumatic winch of second floor platform, in time eliminate the critical situation of derrick worker, play the guard action, it is safer in the course of the work to make pneumatic winch of second floor platform, the reliability of drilling equipment has been improved.
Claims (6)
1. The utility model provides an oil-well rig racking platform pneumatic winch safety protection control system, it includes gas holder (1), the end of giving vent to anger of gas holder (1) is linked together with discharge (2), pipeline and racking platform pneumatic winch (6)'s the gas circuit pipeline of one way in discharge (2) are linked together, another pipeline and the total gas switch gas circuit pipeline of installing in the driller room in discharge (2) are linked together its characterized in that: a pneumatic processing triple piece (3) of the pneumatic winch and a normally open pneumatic reversing valve (4) are arranged on an air line pipeline of the pneumatic winch (6) of the racking platform, and the normally open pneumatic reversing valve (4) is a two-position three-way valve; the main gas switch pneumatic processing triple piece (14) and the main gas switch normally-off electromagnetic valve (12) are connected to the main gas switch pneumatic processing pipeline, and the main gas switch normally-off electromagnetic valve (12) is electrically connected with a normally-open button (13) arranged on a control surface of a drill floor in a driller room; an emergency stop button (10) is installed on a control surface of a drill floor in a driller room, the emergency stop button (10) is electrically connected with an emergency stop normally-off electromagnetic valve (11), the emergency stop normally-off electromagnetic valve (11) is installed on an emergency stop air path pipeline, the air inlet end of the emergency stop air path pipeline is communicated with a main air switch air path pipeline, the tail end of the emergency stop air path pipeline is connected with a shuttle valve (5), and the shuttle valve (5) is connected with a third interface of a normally-on pneumatic reversing valve (4).
2. The oil-well rig racking platform pneumatic winch safety protection control system of claim 1, wherein: install touch sensor (7) on the cylinder lateral wall of racking platform air winch (6), touch sensor (7) are connected with PLC controller (8) input of installation oil-well rig, PLC controller (8) output is connected with controller constant break solenoid valve (9) electricity, controller constant break solenoid valve (9) are installed on control gas circuit pipeline, the inlet end and the master gas switch gas circuit pipeline of control gas circuit pipeline are linked together, the end of control gas circuit pipeline is connected with shuttle valve (5).
3. The oil-well rig racking platform pneumatic winch safety protection control system according to claim 1 or 2, characterized in that: video monitoring equipment is arranged around the racking platform pneumatic winch (6) and connected with a display arranged in the driller room.
4. The oil-well rig racking platform pneumatic winch safety protection control system of claim 2, wherein: the controller normally-off solenoid valve (9), the emergency stop normally-off solenoid valve (11) and the main gas switch normally-off solenoid valve (12) are two-position three-way solenoid valves.
5. The oil-well rig racking platform pneumatic winch safety protection control system according to claim 4, wherein: the gas collecting pipe (2) is communicated with each gas circuit pipeline through a ball valve.
6. The oil-well rig racking platform pneumatic winch safety protection control system according to claim 5, wherein: the pneumatic winch pneumatic processing triple piece (3) and the main air switch pneumatic processing triple piece (14) respectively comprise an air filter, a pressure reducing valve and an oil atomizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021942720.7U CN213627551U (en) | 2020-09-08 | 2020-09-08 | Safety protection control system for pneumatic winch of racking platform of petroleum drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021942720.7U CN213627551U (en) | 2020-09-08 | 2020-09-08 | Safety protection control system for pneumatic winch of racking platform of petroleum drilling machine |
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| Publication Number | Publication Date |
|---|---|
| CN213627551U true CN213627551U (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021942720.7U Active CN213627551U (en) | 2020-09-08 | 2020-09-08 | Safety protection control system for pneumatic winch of racking platform of petroleum drilling machine |
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| Country | Link |
|---|---|
| CN (1) | CN213627551U (en) |
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