CN204552730U - Rotary drilling rig and unit head operating mode self adaptation construction system thereof - Google Patents

Abstract

The utility model discloses a rotary drilling rig and its self-adaptive construction system for the working conditions of the power head, wherein the self-adaptive construction system for the working conditions of the power head comprises: a rotational speed sensor for sensing the real-time rotational speed of the power head; A first pressure sensor for the torque of the power head; a second pressure sensor for sensing the pressurizing device; for generating control based on the sensing results of the rotational speed sensor, the first pressure sensor, and the second pressure sensor information controller; and a hydraulic actuator for acting according to the control information; the rotational speed sensor, the first pressure sensor and the second pressure sensor are respectively connected to the controller with signals; the control The device is connected to the hydraulic actuator for signal. The rotary drilling rig provided by the utility model and the self-adaptive construction system of the working condition of the power head can realize the automatic control of the torque and the pressure of the power head.

Description

Self-adaptive construction system for rotary drilling rig and its power head

technical field

The utility model relates to the field of rotary drilling rigs, in particular to a rotary drilling rig and an adaptive construction system for working conditions of a power head thereof.

Background technique

At present, during the construction of most rotary drilling rigs, especially in complex terrain conditions, the real-time working conditions of the power head, as well as the torque control and pressure control of the power head are completed by the subjective experience of the operator. , it is difficult to achieve accurate control, and it is prone to improper operation, resulting in equipment failures such as power head rotation and drill pipe cracking.

Therefore, how to provide an effective self-adaptive construction system for the working conditions of the power head to realize automatic control of the torque and pressure of the power head so as to adapt to the current working conditions.

Utility model content

In view of this, the utility model proposes a power head working condition self-adaptive construction system and a rotary drilling rig to realize automatic control of the power head torque and pressure, and then effectively adapt to the current working conditions.

On the one hand, the utility model provides an adaptive construction system for the working conditions of the power head, including: a speed sensor for sensing the real-time speed of the power head; a first pressure sensor for sensing the torque of the power head; the second pressure sensor of the pressurization device; a controller for generating control information according to the sensing results of the rotational speed sensor, the first pressure sensor, and the second pressure sensor; and a controller for generating control information according to the control information The operating hydraulic actuator; the rotational speed sensor, the first pressure sensor and the second pressure sensor are connected to the controller in signal; the controller is connected in signal to the hydraulic actuator.

Further, the self-adaptive construction system for the working condition of the power head further includes: a display device for displaying the sensing results of the rotational speed sensor, the first pressure sensor and the second pressure sensor; the display device Signal connection with the controller.

Further, the hydraulic actuator includes: a power head proportional valve and/or a pressurized proportional valve.

Further, the self-adaptive construction system for the working condition of the power head further includes an enabling switch for controlling the controller to start work.

Further, the enable switch is set on the display device.

Further, the rotational speed sensor and the first pressure sensor are arranged on the power head.

Further, the second pressure sensor is arranged on the pressurizing device.

On the other hand, the utility model provides a rotary drilling rig, which is provided with the self-adaptive construction system of the power head.

The power head working condition self-adaptive construction system provided by the utility model collects the power head torque, the speed of the power head and the pressure of the pressurizing device through various sensors, and then performs calculation processing through the controller, so as to realize automatic control of the power head according to the actual working conditions Torque and pressurization to suit the current working conditions.

Since the above-mentioned rotary drilling rig includes the self-adaptive construction system of the working condition of the power head, it also has corresponding technical effects, which will not be repeated here.

Description of drawings

The accompanying drawings constituting a part of the utility model are used to provide a further understanding of the utility model, and the schematic embodiments of the utility model and their descriptions are used to explain the utility model, and do not constitute improper limitations to the utility model. In the attached picture:

Fig. 1 is a structural block diagram of an adaptive construction system for working conditions of a power head provided by an embodiment of the present invention.

Detailed ways

It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other. The utility model will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

Fig. 1 is the structural block diagram of the self-adaptive construction system of the working condition of the power head provided by the embodiment of the utility model; the rotational speed sensor; the first pressure sensor for sensing the torque of the power head; the second pressure sensor for sensing the pressurizing device; A controller for generating control information from the sensing result of the pressure sensor; and a hydraulic actuator for acting according to the control information; the rotational speed sensor, the first pressure sensor and the second pressure sensor are respectively connected to the The controller is connected in signal; the controller is connected in signal with the hydraulic actuator.

Preferably, the self-adaptive construction system for the working conditions of the power head further includes: a display device for displaying the sensing results of the rotational speed sensor, the first pressure sensor and the second pressure sensor; Controller signal connections. The torque and rotation speed of the power head and the pressure of the pressurizing device can be displayed in real time by setting the display device.

Specifically, the hydraulic actuator includes: a power head proportional valve and/or a pressurized proportional valve. The rotational speed sensor and the first pressure sensor are arranged on the power head. The second pressure sensor is provided on the pressurizing device.

Preferably, the self-adaptive construction system for the working condition of the power head further includes an enabling switch for controlling the controller to start work. Specifically, the enable switch is arranged on the display device, which is convenient to operate.

The above working principle is briefly described as follows: the rotation speed sensor and the first pressure sensor installed on the power head are used to detect the rotation speed and torque of the power head; the second pressure sensor installed on the pressurizing device is used to detect the pressurized pressure. After the operator turns on this function through the enabling switch set on the display device, the above-mentioned sensors will send the detected signals to the controller, and the controller will calculate the received electrical signals through the preset control algorithm to obtain the corresponding The output signal adapted to the current working condition, and the real-time power head and pressurized pressure information are displayed through the display device at the same time. The signal output end of the controller is connected with the relevant actuators of the power head and the pressurizing device, and the output signal is transmitted to the corresponding hydraulic actuators to realize the drilling that the power head adapts to the real-time working conditions. In addition, the operator can start the controller through the enabling switch to start the above-mentioned working process, or turn off the controller through the enabling switch to stop the above-mentioned working process.

This implementation adopts the electro-hydraulic proportional control technology, detects the real-time power head and pressure information through the speed sensor and each pressure sensor, obtains the corresponding working conditions, and calculates the relevant information through the controller to adapt to the current working conditions. The action signal of the condition is transmitted to the hydraulic actuator, such as: power head proportional valve, pressurization proportional valve, each hydraulic actuator receives the signal of the controller, adjusts the torque and pressure of the power head to adapt to the current working condition, and realizes the pressure and pressure. Matching torque of power head.

In addition, the utility model also provides an embodiment of a rotary drilling rig, which is provided with the self-adaptive construction system of the power head. Specifically, the control device of the self-adaptive construction system of the power head is integrated in the central controller of the rotary drilling rig. Since the rotary drilling rig includes the above-mentioned self-adaptive construction system for the working condition of the power head, it also has corresponding technical effects, so it will not be repeated here.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in the Within the protection scope of the present utility model.

Claims (8)

1. a unit head operating mode self adaptation construction system, is characterized in that, comprising: for sensing the speed probe of unit head real-time rotate speed; For sensing the first pressure sensor of the moment of torsion of unit head; For sensing the second pressure sensor of water booster system; For generating the controller of control information according to the sensing result of described speed probe, described first pressure sensor and described second pressure sensor; And for carrying out the hydraulic actuating mechanism of action according to described control information; Described speed probe, described first pressure sensor and described second pressure sensor are connected with described controller signals respectively; Described controller is connected with described hydraulic actuating mechanism signal.

2. unit head operating mode self adaptation construction system according to claim 1, is characterized in that, also comprise: for showing the display unit of the sensing result of described speed probe, described first pressure sensor and described second pressure sensor; Described display unit is connected with described controller signals.

3. want the unit head operating mode self adaptation construction system described in 2 according to right, it is characterized in that, described hydraulic actuating mechanism comprises: unit head proportioning valve and/or pressurization proportioning valve.

4. the unit head operating mode self adaptation construction system according to Claims 2 or 3, is characterized in that, also comprises the enable switch for controlling described controller startup work.

5. unit head operating mode self adaptation construction system according to claim 4, is characterized in that, described enable switch is arranged on said display means.

6. unit head operating mode self adaptation construction system according to claim 5, is characterized in that, described speed probe and described first pressure sensor are arranged on described unit head.

7. unit head operating mode self adaptation construction system according to claim 6, it is characterized in that, described second pressure sensor is arranged on described water booster system.

8. a rotary drilling rig, is characterized in that, is provided with the unit head operating mode self adaptation construction system according to any one of claim 1-7.