CN-121994178-A - Device and method for full-size intelligent measurement of drill rod

CN121994178ACN 121994178 ACN121994178 ACN 121994178ACN-121994178-A

Abstract

The invention relates to a petroleum drill rod size measurement device and a method, and discloses a device for full-size intelligent measurement of a drill rod, comprising a measurement frame, an end ranging sensor, an end reflector, a thread ranging sensor, an outer diameter caliper, a full-length ranging sensor, a full-length reflector and an industrial personal computer; the invention also discloses a method for full-size intelligent measurement of the drill rod, which comprises the steps of mounting a measuring frame, measuring the effective length of the drill rod, measuring the outer diameter of the female end connector, measuring the outer diameter of the male end connector, measuring the length of the female end connector internal thread and measuring the length of the male end connector internal thread. The invention improves the measurement accuracy, the measurement accuracy and the measurement efficiency, has strong adaptability, can realize the transmission of data, and is suitable for the measurement of the full size of the drill rod.

Inventors

HUANG KEWEN
ZHANG GUODONG
WANG CHANGLUN
Gu Farui
HU YOUWEN
ZHANG XU
LI YUNZHENG
LIU MUYANG

Assignees

中国石油集团渤海钻探工程有限公司
中国石油天然气集团有限公司

Dates

Publication Date: 20260508
Application Date: 20241107

Claims (9)

1. A device for intelligent measurement of drilling rod full-size, characterized by including The two measuring frames are mutually independent and oppositely arranged, a space for the drill rod joint to extend in is formed in the length direction of the measuring frames, and a positioning surface for propping against the end face of the drill rod joint is formed in the measuring frames; the end ranging sensor is fixedly arranged on the measuring frame and is positioned in the same vertical plane with the positioning surface; The end reflector is arranged on the measuring frame in a sliding manner along the length direction of the measuring frame and is opposite to the end ranging sensor, so that the end ranging sensor measures the distance between the positioning surface and the end reflector; the thread ranging sensor is arranged on the positioning surface in a sliding manner along the width direction of the measuring frame; the outer diameter caliper is arranged in the measuring frame along the width direction of the measuring frame and is close to one end of the positioning surface; The full-length distance measuring sensor is fixedly arranged in one of the two measuring frames and is positioned in the same vertical plane with the positioning surface of the measuring frame; The full-length reflecting plate is arranged on the other of the two measuring frames in a sliding manner along the length direction of the measuring frames and is opposite to the full-length distance measuring sensor, so that the full-length distance measuring sensor measures the distance between the corresponding positioning surface and the full-length reflecting plate; And the industrial personal computer is in signal connection with the end ranging sensor, the thread ranging sensor, the outer diameter caliper and the full-length ranging sensor.
2. The device for intelligent full-scale measurement of drill pipes according to claim 1, wherein the positioning surface is made of magnetic materials.
3. The device for full-scale intelligent measurement of drill pipe according to claim 2, further comprising a drill pipe bracket for supporting the drill pipe, wherein the height of the drill pipe bracket is adapted to the height of the measurement frame.
4. A device for intelligent full-size measurement of drill pipes according to claim 3, wherein the drill pipe holder comprises a pair of support columns extending in the width direction of the measuring rack, the support columns are provided with grooves for placing drill pipes, and the measuring rack is provided with a moving wheel on the side facing the ground.
5. The device for intelligent full-size measurement of drill pipes according to claim 4, wherein a height adjusting device is fixedly arranged between the measuring frame and the moving wheel.
6. The device for intelligent full-size measurement of drill pipes according to any one of claims 1 to 5, wherein the outer diameter caliper comprises two movable scales arranged along the height direction, the measuring frame is provided with a track along the width direction of the measuring frame, the movable scales are arranged in the track in a sliding manner, the two movable scales are located on the same plane, an electronic measuring mechanism for measuring the distance between the movable scales and the outer edge of the corresponding measuring frame is arranged between the movable scales and the track, and the electronic measuring mechanism is in signal connection with the industrial personal computer.
7. The device for intelligent full-scale measurement of drill pipes according to claim 6, wherein a handle for facilitating sliding of the movable scale is fixedly arranged on the movable scale.
8. A method for intelligent measurement of drill rod full size, realized by the device for intelligent measurement of drill rod full size according to any one of claims 1-7, characterized by comprising the following steps, The method comprises the steps of installing measuring frames, namely respectively sleeving two measuring frames on a male end connector and a female end connector of a drill rod, respectively propping the end parts of the male end connector and the female end connector against the positioning surfaces of the corresponding measuring frames, and simultaneously enabling a full-length reflecting plate to be opposite to a full-length ranging sensor to finish the installation of the measuring frames; the effective length of the drill rod is measured, namely the full-length reflecting plate is slid to enable the full-length reflecting plate to be flush with the end part of the corresponding joint, and the measured value of the full-length ranging sensor is the effective length of the drill rod; The outer diameter measurement of the female end connector comprises the steps of sliding an outer diameter caliper of a measuring frame of the female end connector to enable the outer diameter caliper to prop against the outer surface of the female end connector, and obtaining the outer diameter of the female end connector through measurement and calculation; the outer diameter measurement of the male connector comprises the steps of sliding an outer diameter caliper of a male connector measuring frame to enable the outer diameter caliper to prop against the outer surface of the male connector, and obtaining the outer diameter of the male connector through measurement and calculation; the female end connector length measurement comprises the steps of sliding an end reflector of a female end connector measurement frame to enable the end reflector to be flush with the bottom end of the female end connector, and measuring the length of the female end connector of a thread ranging sensor at the upper end part of the measurement frame; the length measurement of the male end connector comprises the steps of sliding an end reflector of a male end connector measuring frame to enable the end reflector to be flush with the bottom end of the male end connector, and measuring a numerical value, namely the length of the male end connector, by a ranging sensor at the upper end of the measuring frame; Sliding a thread ranging sensor of the female end connector measuring frame, enabling light of the thread ranging sensor to irradiate the inner end part of the female end connector internal thread, and measuring a numerical value, namely the female end connector internal thread length, by the thread ranging sensor; Sliding a thread ranging sensor of the male end connector measuring frame, enabling light of the thread ranging sensor to irradiate the end part of the external thread of the common end connector, and measuring a numerical value, namely the length of the internal thread of the male end connector, by the thread ranging sensor; The measured values are transmitted to the industrial personal computer in a signal transmission mode.
9. The method for full-scale intelligent measurement of drill pipe according to claim 8, wherein the female end joint has an outer diameter r1=l-L1-L2; Wherein L is the length of the track where the movable rule is located, L1 is the interval between one movable rule and the outer edge of the corresponding measuring frame, and L2 is the interval between the other movable rule and the outer edge of the corresponding measuring frame; Male end joint outer diameter r2=l-L3-L4; wherein L is the length of the track where the movable rule is located, L3 is the interval between one movable rule and the outer edge of the corresponding measuring frame, and L4 is the interval between the other movable rule and the outer edge of the corresponding measuring frame.

Description

Device and method for full-size intelligent measurement of drill rod Technical Field The invention relates to equipment and a method for measuring the size of a petroleum drill rod, in particular to a device and a method for intelligent measurement of the full size of the drill rod. Background The drill rod is used for transmitting torque in petroleum drilling, conveying drilling fluid and supporting a drill string, and is an essential important tool for petroleum drilling. With the extension of oil and gas exploration and development objects to the deep, low, non-sea fields, the workload of deep, three-high, three-low oil and gas reservoirs and unconventional oil and gas exploration and development is greatly increased, the difficulty is increased, and more stringent requirements are put forward on the quality and technical guarantee of drilling tools. In order to ensure the maintenance quality of drilling tools, the technical state of each drilling tool is accurately mastered, and full-size measurement is required to be carried out on each drilling rod after the drilling tools are cleaned. The full-size measurement of the drilling tool is a necessary measure for monitoring the maintenance quality and the technical state of the accurate drilling tool. As shown in fig. 1, two ends of the drill rod are respectively a female end joint with internal threads and a male end joint with external threads, and the full-size measurement refers to measurement of 7 data in total, including the effective length of the drill rod, the outer diameter of the female end joint, the outer diameter of the male end joint, the length of the female end joint, the length of the male end joint, the length of the internal threads of the female end joint and the length of the external threads of the male end joint. The measuring flow has the advantages of large workload, high precision requirement and accurate recording requirement, and at present, the work is performed manually by using a vernier caliper, a steel plate ruler and a tape measure, and at least 3 persons are required to complete the work in a matching way. The traditional manual measurement, counting, recording and inputting process flows have the problems of low measurement precision, high probability of human error occurrence, high workload and low efficiency, and seriously influence the quality and efficiency of drill rod overhaul. Disclosure of Invention In order to solve the defects in the prior art, the invention aims to provide a device and a method for intelligent measurement of the full size of a drill rod, so as to realize intelligent full-size measurement of the drill rod, thereby achieving the purposes of improving measurement accuracy, measurement accuracy and measurement efficiency and reducing measurement errors. The technical scheme adopted by the invention is that the device for intelligent measurement of the full size of the drill rod comprises The two measuring frames are mutually independent and oppositely arranged, a space for the drill rod joint to extend in is formed in the length direction of the measuring frames, and a positioning surface for propping against the end face of the drill rod joint is formed in the measuring frames; the end ranging sensor is fixedly arranged on the measuring frame and is positioned in the same vertical plane with the positioning surface; The end reflector is arranged on the measuring frame in a sliding manner along the length direction of the measuring frame and is opposite to the end ranging sensor, so that the end ranging sensor measures the distance between the positioning surface and the end reflector; the thread ranging sensor is arranged on the positioning surface in a sliding manner along the width direction of the measuring frame; the outer diameter caliper is arranged in the measuring frame along the width direction of the measuring frame and is close to one end of the positioning surface; The full-length distance measuring sensor is fixedly arranged in one of the two measuring frames and is positioned in the same vertical plane with the positioning surface of the measuring frame; The full-length reflecting plate is arranged on the other of the two measuring frames in a sliding manner along the length direction of the measuring frames and is opposite to the full-length distance measuring sensor, so that the full-length distance measuring sensor measures the distance between the corresponding positioning surface and the full-length reflecting plate; And the industrial personal computer is in signal connection with the end ranging sensor, the thread ranging sensor, the outer diameter caliper and the full-length ranging sensor. The positioning surface is made of magnetic materials. The invention is limited by the fact that the device also comprises a drill rod bracket for supporting the drill rod, and the height of the drill rod bracket is matched with the height of the measuring rack. The drill rod bracket com