CN212508140U - Intelligent control device for preventing crown block and monkey board from collision - Google Patents
Intelligent control device for preventing crown block and monkey board from collision Download PDFInfo
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- CN212508140U CN212508140U CN202021837592.XU CN202021837592U CN212508140U CN 212508140 U CN212508140 U CN 212508140U CN 202021837592 U CN202021837592 U CN 202021837592U CN 212508140 U CN212508140 U CN 212508140U
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Abstract
The utility model relates to a crown block and monkey platform anticollision intelligent control device belongs to top and drives mechanism control technical field. The overhead traveling crane of the utility model is positioned at the top of the derrick, the winch is positioned on the drill floor, the monkey platform is positioned at the middle upper part of the derrick, the bottom of the traveling crane is fixed with the top drive mechanism, and the bottom of the top drive mechanism is connected with the mechanical arm hoisting ring; the upper end of the hanging ring body is provided with an inclination angle sensor, and the monkey board is provided with an emergency stop switch; the inclination angle sensor and the emergency stop switch are both connected with an explosion-proof host where the driller is located, the explosion-proof host comprises a main control board and an operation and control collector connected with the main control board through photoelectric isolation, and the operation and control collector feeds back the collected operation information of the driller on components such as the mechanical arm lifting ring and the like to the main control board. The utility model discloses a tilt angle sensor can drive mechanism, rings to the top more accurately and control the collector and control, avoids taking place the accident that the travelling block collided the overhead traveling crane or rings collided the monkey platform, ensures the safety of monkey platform, rig floor operating personnel and equipment.
Description
Technical Field
The utility model relates to a crown block and monkey platform anticollision intelligent control device belongs to top and drives mechanism control technical field.
Background
At present, accidents of collision of a crown block and hanging collision of a second-layer table and a monkey stand easily occur in the process that a drilling machine provided with a top driving device (hereinafter referred to as a top driving mechanism) runs up and down on a travelling block and the top driving mechanism. Current patent 202010038513.7 discloses a multi-functional anti-collision instrument, and it has adopted the mode of power saving trigger circuit and wireless coding transmitter for the monkey platform is prevented bumping, is prevented pounding control, but its shortcoming is: the explosion-proof host does not adopt a display screen, can not visually display the running position of the traveling block, and is not beneficial to the visual judgment and control of the driller; the parameter setting is complex and not intuitive; the height measurement resolution of the traveling block is low, the error is large, and the operation procedure is complex; there is no cruise emergency stop mechanism.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned defect that prior art exists, the utility model provides an overhead traveling crane and monkey platform anticollision intelligent control device.
The utility model discloses an overhead traveling crane and monkey platform anticollision intelligent control device, including erect the derrick above the rig floor and be fixed in hoisting system and the monkey platform on the derrick, hoisting system includes the tourist coach, overhead traveling crane and the winch that connect through the rope, wherein, the overhead traveling crane is located the derrick top, the winch is located the rig floor of derrick below, the monkey platform is located upper middle part of the derrick, the tourist coach bottom is connected with the top drive mechanism, the top drive mechanism bottom is connected with the rings that cooperate on the monkey platform operating personnel (the derrick worker) to carry out daily tripping, meet operations such as stand, the rings are mechanical arm rings, install inclination sensor on the rings body, install emergency stop switch on the monkey platform; the inclination angle sensor and the emergency stop switch are both connected with an explosion-proof host where the driller is located, the explosion-proof host comprises a main control board and an operation and control collector connected with the main control board through photoelectric isolation, and the operation and control collector feeds back the collected operation information of the top drive mechanism of the driller to the main control board.
Preferably, the inclination angle sensor adopts a double-shaft inclination angle sensor, and feeds back the collected lifting ring inclination angle information to the main control board.
Preferably, the explosion-proof host computer further comprises a display screen, an audible and visual alarm, a photoelectric encoder and an actuator, the main control board processes the acquired lifting ring inclination angle information and the lifting ring operation information of the driller on the top drive mechanism, and the processed result is displayed on the display screen through a simulation picture; after the emergency stop switch is pressed down, an audible and visual alarm connected in series with the emergency stop switch sends an audible and visual alarm signal; the photoelectric coding sensor is arranged at one end of the winch rotating shaft and is connected with the main control board through a shielded cable; the actuator comprises a brake actuator and a suspension actuator, the brake actuator is arranged below the driller's platform and is connected with the main control board through a cable, and the suspension actuator is arranged in the top drive mechanism and is connected with the main control board through a cable.
Preferably, the master control board employs a 32-bit microprocessor with a Cortex-M0 core and a dedicated pulse counting IC.
The utility model has the advantages that: overhead traveling crane and monkey platform anticollision intelligent control device, through inclination sensor with control the collector more accurate control to rings, avoid the car collision overhead traveling crane or the emergence of arm rings collision monkey platform accident, the safety in hoisting equipment essence is safe, guarantee monkey platform operating personnel, equipment and the underground.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a connection diagram of the explosion-proof host.
Fig. 4 is a schematic block diagram of the present invention.
In the figure: 1. a drill floor; 2. traveling vehicles; 3. a crown block; 4. a top drive mechanism; 5. a monkey stand; 6. a hoisting ring; 7. a tilt sensor; 8. controlling the collector; 9. a main control board; 10. a scram switch; 11. a winch; 12. an audible and visual alarm; 13. a display screen; 14. explosion-proof host computer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1 to 4, the intelligent control device for preventing collision of overhead travelling crane and monkey platform comprises a derrick erected above a drill floor 1, and a hoisting system and a monkey platform 5 fixed on the derrick, wherein the hoisting system comprises a traveling block 2, an overhead travelling crane 3 and a winch 11 connected by a rope, the overhead travelling crane 3 is located at the top of the derrick, the winch 11 is located on the drill floor 1 below the derrick, the monkey platform 5 is located at the middle upper part of the derrick, a top drive mechanism 4 for providing torque for a drill string is fixed at the bottom of the traveling block 2, and a lifting ring 6 for cooperating with an operator (a derrick worker) on the monkey platform to drill and connect columns is connected at the bottom of the top drive mechanism 4; the body of the lifting ring 6 is provided with an inclination angle sensor 7, and the monkey stand is provided with an emergency stop switch 10; the inclination angle sensor 7 and the emergency stop switch 10 are both connected with an explosion-proof host 14 where the driller is located, the explosion-proof host 14 comprises a main control board 9 and an operation collector 8 which is connected with the main control board 9 through photoelectric isolation, and the operation collector 8 feeds back the collected operation information of the driller on the components such as the top drive mechanism 4, the lifting ring 6 and the like to the main control board 9.
It should be noted that: and the control collector 8 is used for automatically monitoring and recording various operations of the driller on the lifting ring 6 of the top drive mechanism 4, and combining the running height interval of the crown block and the inclination angle of the lifting ring, and intelligently analyzing and judging to realize the accurate control of the running of the traveling block 2 and the lifting ring 6.
The monkey board 5 is provided with an emergency stop switch 10, and the emergency stop switch 10 can realize emergency braking of the traveling block 2 under the operation of the operation worker in the emergency.
When the traveling block 2 hovers above the monkey board 5, the top drive mechanical arm hanging ring 6 at the bottom of the traveling block 2 is matched with monkey board operators (well erectors) to carry out drilling tool tripping and column connection operations.
The inclination angle sensor 7 adopts a double-shaft inclination angle sensor 7, and feeds back the collected lifting ring inclination angle information to the main control board 9. The lifting ring 6 and the double-shaft inclination angle sensor 7 of the top driving mechanism 4 are arranged to sense the inclination angle of the lifting ring in real time and transmit the inclination angle to the main control board 9, and the inclination angle is displayed on the display screen 13 in an animation mode after calculation processing, so that the driller can conveniently check the inclination angle. The inclination angle value is simultaneously used for logical judgment of the running control of the traveling block.
The explosion-proof host 14 further comprises a display screen 13, an audible and visual alarm 12, a photoelectric coding sensor and an actuator, wherein:
after the emergency stop switch 10 is pressed down, the audible and visual alarm 12 connected in series with the emergency stop switch 10 sends an audible and visual alarm signal; the actuator comprises a brake actuator and a hovering actuator, the brake actuator is installed below the driller's platform and connected with the main control board 9 through a cable, and the hovering actuator is installed inside the top drive mechanism 4 and connected with the main control board 9 through a cable.
The main control board 9 processes the acquired hoisting ring inclination angle information and the operation information of the top drive mechanism 4 by the driller, and displays the processing result on the display screen 13 through a simulation picture; the display screen 13 is a medical-grade TFT capacitive touch screen. The explosion-proof host 14 is provided with a medical TFT capacitive touch screen which has the functions of displaying data and animation in real time, various parameters can be conveniently and flexibly set through touch operation, and the set parameters are stored in the nonvolatile memory of the main control panel 9 and never lost.
The photoelectric coding sensor is arranged at one end of a rotating shaft of the winch 11 and is connected with the main control board 9 through a shielded cable; the photoelectric coding sensor adopts an orthogonal coding technology. The rotation of the winch 11 is converted into orthogonal coded pulses with the number matched with that of the orthogonal coded pulses by using the photoelectric coded sensor, and the orthogonal coded pulses are transmitted to the main control board 9 through the RS422 bus, so that the acquisition precision and the accuracy are high, and the transmission is stable and reliable.
The master control board 9 employs a 32-bit microprocessor with a Cortex-M0 core and a dedicated pulse counting IC. The main control board 9 is provided with 3 input interfaces, 3 output interfaces and 2 serial communication interfaces. The photoelectric coding sensor is connected with a signal input interface of the main control board 9 through a six-core shielded cable by adopting an RS422 bus; the double-shaft tilt angle sensor 7 is connected with 91 serial communication interfaces of the main control board through a three-core shielded cable; the emergency stop switch 10 is connected with the signal input interface of the main control board 9 through a two-core cable; the main control board 9 controls the acquisition interface to be connected with an internal switch of a control box of the top drive mechanism 4 through a four-core cable; 91 control output interfaces of the main control board are connected with an internal switch of the control box of the top drive mechanism 4 through a two-core cable; 91 output control interfaces of the main control board are connected with the control actuator through two-core cables; 91 output interfaces of the main control board are connected with the audible and visual alarm 12 through two core wires; the serial communication interface of the main control board 9 is connected with the display screen 13 through a four-core shielded cable.
In fact, overhead traveling crane and monkey platform anticollision intelligent control device, include photoelectric code sensor, inclination sensor 7, control collector 8, scram switch 10, executor, audible-visual annunciator 12 and explosion-proof host computer 14 and constitute. The explosion-proof host 14 is internally provided with a power supply, a control panel and a display screen 13.
The working principle of the utility model is as follows:
the running detection principle of the traveling block is as follows: in the process of drilling operation, the photoelectric coding sensor detects the rotation of the winch 11 to output orthogonal coding pulse signals, the orthogonal coding pulse signals are transmitted to an input interface of the main control board 9 through a six-core shielded cable, a special pulse counting IC on the main board automatically identifies the running direction of the traveling block 2 and accumulates coding pulses, the M0 microprocessor reads the accumulated pulse values, and the traveling height and the running speed of the traveling block are accurately obtained through numerical operation.
Detection principle of the lifting ring inclination angle: one end of the arm of the lifting ring 6 is provided with a double-shaft inclination angle sensor 7 for automatically detecting the inclination angle of the lifting ring 6, the inclination angle is transmitted to an input port of a main control board 9 through a three-core shielded cable, an M0 microprocessor calculates and processes double-shaft inclination angle data, and the posture of the lifting ring 6 is displayed on a display screen 13 in an animation mode.
The hoisting ring is controlled to collect the principle: one end of the control collector 8 is connected with a control switch in the control box of the top drive mechanism 4, the other end of the control collector is connected with an input interface of the main control board 9, and a photoelectric coupler is adopted in the middle of the control collector for isolation.
The utility model discloses a function is: the traveling block 2 has the functions of preventing collision in an ascending way, preventing pause in a descending way and preventing collision of the monkey board 5 in an ascending way and preventing smash of the monkey board 5 in a descending way. Specifically, the method comprises the following steps: the crown block anti-collision function is realized: the three parameters of the reminding height, the braking height and the running speed are correctly set for the first use, the corresponding text controls on the display screen 13 are respectively clicked to call out the soft keyboard, then the setting can be carried out according to the prompt, and the set parameters are never lost. In the drilling operation, the explosion-proof host 14 collects the running height and speed of the traveling block in real time, when the traveling block 2 reaches the reminding height, the audible and visual alarm 12 sends out a speed-reducing voice prompt and immediately starts speed comparison and judgment, and if the traveling block 2 continues to move upwards and the speed exceeds the set running speed value, the audible and visual alarm 12 sends out speed-reducing voice again. If the driller does not implement speed reduction or braking, when the running height of the tourist coach reaches the 'braking height', the explosion-proof host 14 drives the brake actuator to immediately brake, and the driller clicks the 'brake release' button on the display screen 13 to release the brake. (II) realizing the pause preventing function of the crown block: in the drilling operation, when the traveling block 2 descends to a height lower than about 5 meters, the main control board 9 drives the audible and visual alarm 12 to send a speed reduction prompting and immediately starts speed comparison and judgment, if the traveling block 2 descends and the speed exceeds a set running speed value, the explosion-proof host 14 drives the brake actuator to immediately brake, and the driller clicks a brake release button on the display screen 13 to release the brake. And (III) realizing the collision prevention function of the monkey board: the method is characterized in that four parameters of 'monkey stand height', 'monitoring lower limit', 'monitoring upper limit' and 'running speed' need to be correctly set for the first use, corresponding text controls on the display screen 13 are respectively clicked to call out the soft keyboard, then the soft keyboard can be set according to prompts, and the set parameters are never lost. In the drilling operation of adopting 4 actuating system of top drive mechanism, explosion-proof host computer 14 gathers day car travel height and speed in real time, and when top drive mechanism 4 went upward and surpassed "control lower limit" and arrived about 7 meters below the monkey platform 5, the rings 6 suspension is forced for the executor to the rings output signal of combining the rings control information of gathering 14 explosion-proof host computer to send "force suspension" pronunciation, thereby prevent to collide 5 occurences of accidents of monkey platform. And (IV) realizing the collision avoidance function of the monkey platform: the top drive mechanism 4 goes upward safely through the monkey board 5 and crosses the 'monitoring upper limit', when the top drive mechanism 4 goes downward and is lower than the 'monitoring lower limit', the explosion-proof host 14 outputs a signal to the actuator to force the suspension ring 6 to suspend once, and meanwhile, the starting speed is compared and judged, the suspension ring inclination angle is intelligently controlled in a normal range by combining the collected suspension ring control information, so that the top drive mechanism 4 is ensured to go downward safely through the monkey board 5, and the occurrence of accidents of the monkey board 5 is prevented. And (V) realizing emergency braking: the upward movement, the downward movement and the operation process of the top drive mechanism 4 are all in the visual field of an operator at the monkey board 5, when the upward movement/the downward movement of the top drive mechanism 4 passes through the monkey board, the operator can slap down the emergency stop switch 10 to realize emergency braking if a crisis condition occurs, and further accidents of pounding the monkey board 5 are avoided.
To sum up, overhead traveling crane and monkey platform anticollision intelligent control device, through inclination sensor with control the more accurate rings of collector and control, avoid taking place the emergence that the travelling crane collided overhead traveling crane or arm rings and collided monkey platform accident, hoisting equipment essential safety ization ensures monkey platform operating personnel, equipment and safety in the pit
The utility model discloses can extensively apply to the top and drive mechanism control occasion.
It is well within the skill of those in the art to implement, without undue experimentation, the present invention does not relate to software and process improvements, as related to circuits and electronic components and modules.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. An intelligent control device for preventing collision of a crown block and a monkey board comprises a derrick erected above a drill floor (1), a lifting system and the monkey board (5) fixed on the derrick, wherein the lifting system comprises a traveling block (2), the crown block (3) and a winch (11) which are connected through a rope, the crown block (3) is positioned at the top of the derrick, the winch (11) is positioned on the drill floor (1) below the derrick, and the monkey board (5) is positioned at the middle upper part of the derrick, and is characterized in that the bottom of the traveling block (2) is connected with a top drive mechanism (4), and the bottom of the top drive mechanism (4) is connected with a lifting ring (6); an inclination angle sensor (7) is installed on the lifting ring (6) body, and an emergency stop switch (10) is installed on the monkey board; the inclination angle sensor (7) and the emergency stop switch (10) are connected with an explosion-proof host (14) where the driller is located, the explosion-proof host (14) comprises a main control board (9) and an operation and control collector (8) which is connected with the main control board (9) through photoelectric isolation, and the operation information of the collected driller to the top drive mechanism (4) is fed back to the main control board (9) by the operation and control collector (8).
2. The intelligent control device for preventing crown block and monkey collision as claimed in claim 1, wherein the tilt sensor (7) adopts a dual-axis tilt sensor (7) to feed back the collected tilt information of the lifting ring (6) to the main control board (9).
3. The intelligent control device for preventing the collision of the crown block and the monkey board according to claim 1, wherein the main explosion-proof machine (14) further comprises a display screen (13), an audible and visual alarm (12), a photoelectric coding sensor and an actuator, the main control board (9) processes the acquired inclination angle information of the lifting ring (6) and the operation information of the top drive mechanism (4) by the driller, and the processed result is displayed on the display screen (13) through a simulation picture; after the emergency stop switch (10) is pressed down, an audible and visual alarm (12) connected with the emergency stop switch (10) in series sends out audible and visual alarm signals; the photoelectric coding sensor is arranged at one end of a rotating shaft of the winch (11) and is connected with the main control board (9) through a shielded cable; the actuator comprises a brake actuator and a hovering actuator, the brake actuator is installed below the driller's platform and connected with the main control board (9) through a cable, and the hovering actuator is installed inside the top drive mechanism (4) and connected with the main control board (9) through a cable.
4. The crown block and monkey station anti-collision intelligent control device according to claim 1, characterized in that the main control board (9) adopts a 32-bit microprocessor with Cortex-M0 kernel and a dedicated pulse counting IC.
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| CN202021837592.XU CN212508140U (en) | 2020-08-28 | 2020-08-28 | Intelligent control device for preventing crown block and monkey board from collision |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117518935A (en) * | 2023-11-30 | 2024-02-06 | 弥费科技(上海)股份有限公司 | Air transport vehicle and travelling control system thereof |
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2020
- 2020-08-28 CN CN202021837592.XU patent/CN212508140U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117518935A (en) * | 2023-11-30 | 2024-02-06 | 弥费科技(上海)股份有限公司 | Air transport vehicle and travelling control system thereof |
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Inventor after: Chen Xiande Inventor after: Li Li Inventor after: Wu Haibin Inventor after: Gong Da Inventor before: Wei Xuecheng Inventor before: Gong Da Inventor before: Liu Jiwei Inventor before: Li Dongyang Inventor before: Liu Tao Inventor before: Li Jia Inventor before: Chen Ziyan Inventor before: Chen Xiande Inventor before: Li Li Inventor before: Wu Haibin |