CN203257404U

CN203257404U - Well drilling data control device

Info

Publication number: CN203257404U
Application number: CN 201320164325
Authority: CN
Inventors: 陈年康
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-03-21
Filing date: 2013-03-21
Publication date: 2013-10-30
Anticipated expiration: 2023-03-21

Abstract

The utility model relates to the technical field of pressure control well drilling, in particular to a well drilling data control device. The well drilling data control device comprises a PLC, a data conversion box, a first data collecting box, a second data collecting box, an outlet density sensor, a winch sensor, a stand pressure sensor, a torque sensor, a pump stroke sensor and an inlet density sensor. The signal input end of the PLC is electrically connected with the signal output end of the data conversion box through a wire. The first signal input end of the data conversion box is electrically connected with the signal output end of the first data collecting box through a CAN bus. The first signal input end, the second signal input end and the third signal input end of the first data collecting box are electrically connected with the signal output end of the outlet density sensor, the signal output end of the winch sensor and the signal output end of the stand pressure sensor respectively through wires. The well drilling data control device is reasonable in structure, convenient to use, stable in performance, strong in anti-interference capability, large in amount of collected and processed data, high in accuracy, and capable of not only prolonging service life but also lowering cost.

Description

The well data control device

Technical field

The utility model relates to the controlled pressure drilling technical field, is a kind of well data control device.

Background technology

The controlled pressure drilling technology can accurately be controlled wellbore annulus pressure, safety drills the presser sensor stratum, controlled pressure drilling need to carry out real-time analysis to the mass data of situ of drilling well, and on this basis, annular pressure is controlled accurately, gathering real-time and accurately well data and it is processed, transmits, stores, is the important technical links that improves controlled pressure drilling operating efficiency and safety; At present, there is complex structure in existing well data control appliance, cost is high and ineffective problem.

Summary of the invention

The utility model provides a kind of well data control device, has overcome the deficiency of above-mentioned prior art, and it can effectively solve, and there is complex structure in existing well data control appliance, cost is high and ineffective problem.

The technical solution of the utility model is achieved like this: a kind of well data control device comprises that PLC, data transaction case, the first data acquisition device, the second data acquisition device, outlet density sensor, drawworks sensor, vertical pressure sensor, torque sensor, pump rush sensor and Access-Point Density sensor; The signal output part of the signal input part of PLC and data transaction case is electrically connected by wire; The first signal input of data transaction case and the signal output part of the first data acquisition device are electrically connected by the CAN bus; The first signal input of the first data acquisition device, secondary signal input and the 3rd signal input part are electrically connected by wire with the signal output part that exports density sensor, drawworks sensor, vertical pressure sensor respectively; The secondary signal input of data transaction case and the signal output part of the second data acquisition device are electrically connected by the CAN bus; The first signal input of the second data acquisition device, secondary signal input and the 3rd signal input part are electrically connected by wire with the signal output part that torque sensor, pump rush sensor and Access-Point Density sensor respectively.

Above-mentioned outlet density sensor is explosion-proof outlet density sensor, drawworks sensor is the explosion-proof hoist sensor, vertical pressure sensor is explosion-proof vertical pressure sensor, torque sensor is explosion-proof torque sensor, it is that explosion-proof pump rushes sensor that pump rushes sensor, and the Access-Point Density sensor is explosion-proof Access-Point Density sensor.

Above-mentioned CAN bus is explosion-proof CAN bus.

Wire between the signal output part of the signal input part of above-mentioned PLC and data transaction case is the CAN bus.

The utility model is rational in infrastructure, and is easy to use, and stable performance, antijamming capability are strong, the data volume of acquisition process is large, accuracy is high, has not only improved application life, has also reduced cost.

Description of drawings

Fig. 1 is block diagram of the present utility model.

Coding among the figure is respectively: 1 is PLC, 2 is the data transaction case, 3 is the first data acquisition device, and 4 is the second data acquisition device, and 5 are the outlet density sensor, 6 is drawworks sensor, 7 are vertical pressure sensor, and 8 is torque sensor, and 9 rush sensor for pump, 10 is the Access-Point Density sensor, and 11 is the CAN bus.

The specific embodiment

As shown in Figure 1, this well data control device comprises that PLC1, data transaction case 2, the first data acquisition device 3, the second data acquisition device 4, outlet density sensor 5, drawworks sensor 6, vertical pressure sensor 7, torque sensor 8, pump rush sensor 9 and Access-Point Density sensor 10; The signal output part of the signal input part of PLC1 and data transaction case 2 is electrically connected by wire; The first signal input of data transaction case 2 and the signal output part of the first data acquisition device 3 are electrically connected by CAN bus 11; The first signal input of the first data acquisition device 3, secondary signal input and the 3rd signal input part are electrically connected by wire with the signal output part that exports density sensor 5, drawworks sensor 6, vertical pressure sensor 7 respectively; The secondary signal input of data transaction case 2 and the signal output part of the second data acquisition device 4 are electrically connected by CAN bus 11; The first signal input of the second data acquisition device 4, secondary signal input and the 3rd signal input part are electrically connected by wire with the signal output part that torque sensor 8, pump rush sensor 9 and Access-Point Density sensor 10 respectively.

As shown in Figure 1, in order to reduce potential safety hazard, outlet density sensor 5 is explosion-proof outlet density sensor, drawworks sensor 6 is the explosion-proof hoist sensor, vertical pressure sensor 7 is explosion-proof vertical pressure sensor, torque sensor 8 is explosion-proof torque sensor, and pump rushes sensor 9 and rushes sensor for explosion-proof pump, and Access-Point Density sensor 10 is explosion-proof Access-Point Density sensor.

As required, CAN bus 11 is explosion-proof CAN bus, and the wire between the signal output part of the signal input part of PLC1 and data transaction case 2 is CAN bus 11.

Claims

1. a well data control device is characterized in that comprising that PLC (1), data transaction case (2), the first data acquisition device (3), the second data acquisition device (4), outlet density sensor (5), drawworks sensor (6), vertical pressure sensor (7), torque sensor (8), pump rush sensor (9) and Access-Point Density sensor (10); The signal output part of the signal input part of PLC (1) and data transaction case (2) is electrically connected by wire; The signal output part of the first signal input of data transaction case (2) and the first data acquisition device (3) is electrically connected by CAN bus (11); The first signal input of the first data acquisition device (3), secondary signal input and the 3rd signal input part are electrically connected by wire with the signal output part that exports density sensor (5), drawworks sensor (6), vertical pressure sensor (7) respectively; The signal output part of the secondary signal input of data transaction case (2) and the second data acquisition device (4) is electrically connected by CAN bus (11); The first signal input of the second data acquisition device (4), secondary signal input and the 3rd signal input part are electrically connected by wire with the signal output part that torque sensor (8), pump rush sensor (9) and Access-Point Density sensor (10) respectively.

2. well data control device according to claim 1, it is characterized in that exporting density sensor (5) is explosion-proof outlet density sensor, drawworks sensor (6) is the explosion-proof hoist sensor, vertical pressure sensor (7) is explosion-proof vertical pressure sensor, torque sensor (8) is explosion-proof torque sensor, pump rushes sensor (9) and rushes sensor for explosion-proof pump, and Access-Point Density sensor (10) is explosion-proof Access-Point Density sensor.

3. well data control device according to claim 1 and 2 is characterized in that CAN bus (11) is explosion-proof CAN bus.

4. well data control device according to claim 1 and 2 is characterized in that the wire between the signal output part of the signal input part of PLC (1) and data transaction case (2) is CAN bus (11).

5. well data control device according to claim 3 is characterized in that the wire between the signal output part of the signal input part of PLC (1) and data transaction case (2) is CAN bus (11).