CN-121993055-A - High-level horizontal power catwalk with lifting function and drilling tool bidirectional conveying method

CN121993055ACN 121993055 ACN121993055 ACN 121993055ACN-121993055-A

Abstract

The invention discloses a high-level horizontal power catwalk with a lifting function, which comprises a first bracket assembly, wherein the bottom of the first bracket assembly is fixedly connected with a plurality of deck T-shaped structural members, the first bracket assembly is connected with a second bracket assembly through a pin shaft, the second bracket assembly is fixedly connected with the side wall of a high-level drill floor surface through a connecting seat assembly, a pulley assembly is arranged on the second bracket assembly, and a plurality of drill string lifting devices are arranged between the first bracket assembly and the second bracket assembly. The invention also discloses a drilling tool bidirectional conveying method which comprises the following steps of conveying the drilling tool from the deck drain area to the high-level drilling platform surface through the high-level horizontal power catwalk with the lifting function, and conveying the drilling tool from the high-level drilling platform surface to the deck drain area through the high-level horizontal power catwalk with the lifting function. The bidirectional conveying method for the high-level horizontal power catwalk and the drilling tool with the lifting function solves the problems of high energy consumption, low safety and poor applicability of the drilling tool conveying, and has the advantages of compact integral structure and stable and controllable lifting and lowering.

Inventors

ZHANG JINGYI
LIU CHUNBAO
LI JINGHANG
JIANG ZHEN
LIU YANMING
XING DAWEI
XIAO RUI
MAO HUILIN

Assignees

中油国家油气钻井装备工程技术研究中心有限公司
宝鸡石油机械有限责任公司
中国石油天然气集团有限公司

Dates

Publication Date: 20260508
Application Date: 20241104

Claims (10)

1. High-level power catwalk with promote function, a serial communication port, including first support assembly (1), first support assembly (1) bottom rigid coupling has a plurality of deck T type structures (8), first support assembly (1) have second support assembly (2) through the round pin hub connection, second support assembly (2) are through connecting seat assembly (5) and high-level drilling floor (9) lateral wall rigid coupling, be provided with coaster assembly (3) on second support assembly (2), be provided with a plurality of drilling string hoisting device (4) between first support assembly (1) and second support assembly (2).
2. The high-level power catwalk with a lifting function according to claim 1, characterized in that the drill string lifting device (4) is hinged with the second bracket assembly (2) through a pin shaft, the drill string lifting device (4) comprises a guide rail (404), a trolley (402) is slidably arranged in the guide rail (404), one end of the trolley (402) is hinged with an adjusting device (403) through a double Kong Er plate, the other end of the trolley (402) is hinged with an integral loading and unloading arm (401) through a connecting pin shaft (412), and the integral loading and unloading arm (401) is hinged with the adjusting device (403).
3. The high-level power catwalk with a lifting function according to claim 2, wherein one end of the guide rail (404) is provided with a lower chain wheel shaft (408), the other end of the guide rail is provided with an upper chain wheel shaft (406) in a matched mode, the lower chain wheel shaft (408) is fixed in the guide rail (404) through a tensioning mechanism (405), the tensioning mechanism (405) is hinged to the guide rail (404), the upper chain wheel shaft (406) is connected with a driving mechanism (413), the driving mechanism (413) is fixedly connected to one end of the guide rail (404), a roller chain (407) is arranged between the lower chain wheel shaft (408) and the upper chain wheel shaft (406) in a matched mode, the roller chain (407) is fixedly connected with the trolley (402), and limiting blocks (409) are respectively arranged at two ends of the guide rail (404).
4. The high-level power catwalk with a lifting function according to claim 3, wherein one end of the integrated loading and unloading arm (401) is provided with a fixed baffle, the other end of the integrated loading and unloading arm is hinged with an automatic overturning baffle (410) and a hydraulic cylinder (411) through a pin shaft, the automatic overturning baffle (410) is of a V-shaped structure, and the automatic overturning baffle (410) is hinged with the hydraulic cylinder (411) through the pin shaft.
5. The high-level power catwalk with a lifting function according to claim 4, wherein the pulley assembly (3) comprises a pulley frame body (307), a driving assembly (301) is arranged in the middle of the pulley frame body (307), the driving assembly (301) is connected with a roller assembly (302), the roller assembly (302) is attached to a second bracket assembly (2), a mechanical arm (305) and a lifting arm (306) are arranged at the end of the pulley frame body (307), a small pulley (303) is slidably arranged on the pulley frame body (307), the small pulley (303) is driven by a hydraulic motor (304), a first kicking plate (308) and a second kicking plate (309) are arranged on the pulley frame body (307), and the first kicking plate (308) is hinged with the second kicking plate (309).
6. The high-level power catwalk with a lifting function according to claim 5, wherein one side of the first bracket assembly (1) is attached to the deck T-shaped structural member (8), a first pressing plate (6) is attached to the other side of the first bracket assembly, a second pressing plate (7) is attached to one side of the deck T-shaped structural member (8), which is far away from the first bracket assembly (1), and the first pressing plate (6), the first bracket assembly (1), the deck T-shaped structural member (8) and the second pressing plate (7) are fixedly connected through bolts.
7. A bi-directional drilling tool conveying method using the high-level horizontal power catwalk with lifting function according to any one of claims 1 to 6, comprising the following steps: transporting the drilling tool from the deck drain area to a high-level drilling floor (9) through a high-level horizontal power catwalk with a lifting function; the drilling tool is transported from the high-level drilling floor (9) to the deck drain area by means of a high-level power catwalk with lifting function.
8. The bi-directional drilling tool conveying method according to claim 7, wherein the step of transporting the drilling tool from the deck drain area to the high-level drilling floor (9) through the high-level power catwalk with a lifting function comprises the steps of: a1, adjusting a trolley (402) in a drill string lifting device (4) to a low-position state, adjusting an integral loading and unloading arm (401) to an inward inclined state, and adjusting an automatic overturning baffle (410) to a falling state; A2, hanging a drilling tool from a deck drain area into an integrated loading and unloading arm (401) through a crane, adjusting an automatic overturning baffle (410) to be in a lifting state, starting a driving mechanism (413), then driving a trolley (402) to move in a guide rail (404) by a roller chain (407), and stopping moving when the integrated loading and unloading arm (401) reaches a limit block (409) with the highest position; A3, the integral loading and unloading arm (401) is lowered, the drilling tool rolls into the first kicking plate (308) and is stopped at the inner side of the first kicking plate (308), the first kicking plate (308) is adjusted to be turned inwards, then the second kicking plate (309) is adjusted to be turned inwards, the drilling tool falls onto the second kicking plate (309) to enable the second kicking plate (309) to descend, and the drilling tool enters a V-shaped groove on the pulley assembly (3) and is stopped at the V-shaped groove; A4, the pulley assembly (3) moves to one side, close to the high-position drilling floor surface (9), of the second bracket assembly (2), the position of the drilling tool is adjusted through the small pulley (303), one end of the drilling tool is positioned on the small pulley (303) after adjustment, and the other end of the drilling tool is positioned on the lifting arm (306); and A5, lifting the drilling tool by a crane and conveying the drilling tool to a high-position drilling floor (9), and completing conveying.
9. The bi-directional drilling tool transport method according to claim 7, wherein said transporting the drilling tool from the high-level drilling floor (9) to the deck drain area by means of the high-level power catwalk with lifting function comprises the steps of: B1, adjusting the integral loading and unloading arm (401) to be in an outward inclined posture, and adjusting the automatic overturning baffle (410) to be in a lifting state; B2, lifting the drilling tool from a high-position drilling floor (9) through a crane and then lowering the drilling tool onto a pulley assembly (3), wherein a small pulley (303) moves away from a wellhead; b3, operating the mechanical arm (305) and the lifting arm (306) to adjust the height of the drilling tool, and adjusting the drilling tool to be in a horizontal state by matching with the crane; b4, the first kicking plate (308) is turned outwards, the second kicking plate (309) is turned inwards and then descends, and the drilling tool rolls into the integrated loading and unloading arm (401) and stops at the inner side of the first kicking plate (308), the integrated loading and unloading arm (401) ascends until the drilling tool rolls into the integrated loading and unloading arm (401) and stops in the automatic turning baffle (410), and then the integrated loading and unloading arm (401) stops moving when descending to the lowest limit; And B5, adjusting the automatic overturning baffle (410) to be in a falling state, and conveying the drilling tool to the deck drain area through the crane, so that conveying is completed.
10. The bi-directional drilling tool conveying method according to claim 8 or 9, wherein when the integral loading and unloading arm (401) is adjusted to an inward inclined posture, the position of the automatic turning baffle (410) is higher than the position of the fixed baffle on the integral loading and unloading arm (401); when the integral loading and unloading arm (401) is adjusted to be in an outward inclined posture, the position of the automatic overturning baffle (410) is lower than the position of the fixed baffle on the integral loading and unloading arm (401); When the automatic overturning baffle (410) is adjusted to be in a lifting state, the hydraulic cylinder (411) is lifted so as to support the automatic overturning baffle (410) to be lifted; when the automatic overturning baffle (410) is adjusted to be in a falling state, the hydraulic cylinder (411) contracts to drive the automatic overturning baffle (410) to fall.

Description

High-level horizontal power catwalk with lifting function and drilling tool bidirectional conveying method Technical Field The invention belongs to the technical field of petroleum drilling and production auxiliary equipment, relates to a high-level horizontal power catwalk with a lifting function, and further relates to a drilling tool bidirectional conveying method. Background In the marine drilling platform, the problem of bidirectional conveying of drilling tools in a deck drain area and a drilling floor area is long-term plagued with marine drilling, so that not only are the conveying efficiency and the drilling work efficiency of the drilling tools affected, but also the equipment and personal safety can be threatened at any time. For this reason, it has been an urgent task to carefully study and solve the problem of bi-directional transport of drilling tools in the drain and floor areas of the deck. In marine drilling operation, a drilling tool is generally conveyed in a deck drain area and a drill floor area in a bidirectional manner by adopting a pneumatic winch, and conveyed by a pulling/lifting type power catwalk and a platform crane, wherein the conveying methods have the defects that the conventional pneumatic winch is adopted for conveying, the drilling tool is high in slipping possibility, personal injury accidents often occur, high in safety risk, the fixed position of the pulling type power catwalk is far away from the wellhead position, the occupied area on an ocean platform is large, the pulling type power catwalk cannot be completely fixed on a T-shaped structural member of a pipe yard, certain operation risks are provided, the horizontal power catwalk special for the ocean platform is suitable for a low-position drilling table, the function of lifting the drilling tool at a high position is not provided, the bidirectional conveying automatic operation of the drilling tool at the deck drain area and the high-position drilling table cannot be realized, and the conventional pulling/lifting type power catwalk needs to drive parts heavier than a conveying pipe column to move up and down, and the energy consumption is high. In summary, the prior art has the problems of high energy consumption, low safety and poor applicability of drilling tool transportation. Disclosure of Invention The invention aims to provide a high-level horizontal power catwalk with a lifting function, and solves the problems of high energy consumption, low safety and poor applicability of drilling tool conveying in the prior art. Another object of the invention is to provide a bi-directional drilling tool delivery method. The technical scheme includes that the high-level power catwalk with the lifting function comprises a first support assembly, wherein a plurality of deck T-shaped structural members are fixedly connected to the bottom of the first support assembly, the first support assembly is connected with a second support assembly through a pin shaft, the second support assembly is fixedly connected with the side wall of a high-level drill floor surface through a connecting seat assembly, a pulley assembly is arranged on the second support assembly, and a plurality of drill string lifting devices are arranged between the first support assembly and the second support assembly. The invention is also characterized in that: The drill stem lifting device is hinged with the second bracket assembly through a pin shaft, the drill stem lifting device comprises a guide rail, a trolley is arranged in the guide rail in a sliding mode, one end of the trolley is hinged with the adjusting device through a double Kong Er plate, the other end of the trolley is hinged with the integral loading and unloading arm through a connecting pin shaft, and the integral loading and unloading arm is hinged with the adjusting device. One end of the guide rail is provided with a lower chain wheel shaft, the other end of the guide rail is provided with an upper chain wheel shaft in a matched manner, the lower chain wheel shaft is fixed in the guide rail through a tensioning mechanism, the tensioning mechanism is hinged with the guide rail, the upper chain wheel shaft is connected with a driving mechanism, the driving mechanism is fixedly connected to one end of the guide rail, a roller chain is arranged between the lower chain wheel shaft and the upper chain wheel shaft in a matched manner, the roller chain is fixedly connected with a trolley, and limiting blocks are respectively arranged at two ends of the guide rail. One end of the integral loading and unloading arm is provided with a fixed baffle, the other end of the integral loading and unloading arm is hinged with an automatic overturning baffle and a hydraulic cylinder through a pin shaft, the automatic overturning baffle is of a V-shaped structure, and the automatic overturning baffle is hinged with the hydraulic cylinder through the pin shaft. The pulley assembly comprises a pulley frame