CN110185387B - Pulling type drilling machine derrick base structure - Google Patents
Pulling type drilling machine derrick base structure Download PDFInfo
- Publication number
- CN110185387B CN110185387B CN201910564085.9A CN201910564085A CN110185387B CN 110185387 B CN110185387 B CN 110185387B CN 201910564085 A CN201910564085 A CN 201910564085A CN 110185387 B CN110185387 B CN 110185387B
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- derrick
- movably connected
- rod
- assembly
- base
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- 238000005553 drilling Methods 0.000 title claims abstract description 40
- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims description 20
- 239000003208 petroleum Substances 0.000 abstract description 4
- 229920006378 biaxially oriented polypropylene Polymers 0.000 description 5
- 239000011127 biaxially oriented polypropylene Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to the field of petroleum drilling equipment, in particular to an automatic modularized pulling type drilling machine derrick base structure, which comprises a base assembly connected with a foundation, a derrick assembly movably connected with the base assembly, a trailer frame assembly movably connected with the base assembly and the derrick assembly respectively, and a connecting fastener movably connected with the base assembly, the derrick assembly and the trailer frame assembly respectively; a jacking cylinder fixedly connected with the trailer frame assembly or the base assembly; the stay bar fixedly connected with the connecting fastener or the base assembly has the advantages of small turning radius, unrestricted use area, one-time transportation, reduced installation and transportation time, automation and modularization.
Description
Technical Field
The invention relates to the field of petroleum drilling equipment, in particular to an automatic and modularized chassis structure of a derrick of a pulling type drilling machine.
Background
Along with the continuous development of the drilling machine technology, the updating speed of the drilling machine is continuously accelerated, the whole drilling machine is developed towards serialization, standardization, diversification and modularization, meanwhile, the performance of the drilling machine is greatly improved, along with the continuous development of the drilling machine technology, the automation of field operation is carried out by enterprises, and the time and cost of the drilling equipment in the carrying process are more and more high.
In recent years, in order to seek the maximization of benefit and reduce cost, each drilling contractor in the middle east has clear regulations on the moving time and the moving times of drilling machine equipment, and the wheel type pulling drilling machine with light weight, modularization and less disassembly and assembly is the best choice for drilling operation in desert and gobi areas with flat topography, and also greatly promotes the rapid development of the technology of domestic petroleum drilling equipment.
The derrick and the base are used as main components of the petroleum drilling machine, the structure of the derrick and the base also directly affects the performance of the drilling machine, the active drilling machine generally adopts a structure form of a rotary lifting base matched with a K-type derrick, and the derrick and the base mainly adopt a main winch for lifting and lowering; the K-shaped derrick is installed and transported in a segmented mode, and the rotary lifting type base is assembled and transported in a multi-module mode, so that the installation and the disassembly are complicated, the time consumption is long, the number of transport vehicles is large, and the transport cost is high; in order to further improve the installation, disassembly and moving efficiency of the drilling machine, a pulling drilling machine and a vehicle-mounted drilling machine are two common forms; at present, most of the hauling transportation of the derrick and the base for the oil field is single transportation (as shown in figures 1 and 2), and the derrick 1 'and the base 2' are required to be assembled again after reaching the well site, so that more time is consumed; secondly, the whole towing drilling machine (shown in figure 3) has the potential safety hazard because the derrick 1' is not lowered and the transportation height is too high, and the transportation height of the drilling machine is usually greater than 40 meters; thirdly, the derrick 1 ' of the vehicle-mounted drilling machine is transported together with a host machine module (comprising equipment such as a winch A ', a diesel engine B ', a reduction gearbox C ', and the like) (as shown in figures 4 and 5), the base is required to be disassembled into parts for transportation, in addition, the derrick 1 ' of the vehicle-mounted drilling machine is provided with a guy rope derrick and cannot be used in desert environments, in actual use, an earth anchor vehicle is required to be used for installing an earth anchor or being provided with a movable earth anchor, so that the installation time and the workload are increased, and especially in cluster well operation, the drilling machine is frequently shifted and the corresponding auxiliary working time is increased; fourth, at present, the novel rapid moving drilling machine (as shown in fig. 6 and 7) is provided with a detachable rear trailer 5' and a detachable trailer frame 3' at the rear end and the front end of the base 2 ', but the number of tires for the structure is large (high cost), and the reverse centering towards the center of the wellhead is difficult.
The prior art has the following problems:
1. in the prior art, the drilling machine adopts a structure form of a rotary lifting type base matched with a K-type derrick, so that the installation and the disassembly are complicated, the time consumption is long, the number of transport vehicles is large, and the transport cost is high;
2. In the prior art, most of the hauling transportation of the derrick and the base are single transportation, and the derrick base needs to be assembled again after the derrick and the base arrive at a well site, so that the time consumption is long;
3. The transportation height of the whole towing drilling machine which is commonly adopted in the prior art is more than 40 meters, the transportation area with the too high transportation height is limited, and the potential safety hazard is large;
4. The vehicle-mounted drilling machine derrick and the base which are commonly adopted in the prior art are required to be transported independently, the derrick is a guy rope derrick, the use area is limited, and meanwhile, in the actual use, an earth anchor vehicle is required to be used for installing an earth anchor or to be provided with a movable earth anchor, so that the installation time and the workload are increased, and the vehicle-mounted drilling machine derrick is especially not suitable for the working condition that the drilling machine is required to be shifted frequently in cluster well operation;
5. The quick moving drilling machine commonly adopted in the prior art is provided with a detachable rear trailer and a detachable trailer frame at the rear end and the front end of a base, but the number of tires for the structure is large (high cost), the centering of reversing towards the center of a wellhead is difficult, and the turning radius is large.
In order to solve the problems, it is necessary to provide a derrick substructure of a tractor-trailer type drilling machine which has a small turning radius, is not limited in use area, can be transported at one time, and is reduced in installation and transportation time, and is automated and modularized.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide the derrick base structure of the trailing type drilling machine, which has small turning radius, unrestricted use area, one-time transportation, reduced installation and transportation time, automation and modularization.
In order to achieve the above purpose, the present invention provides the following technical solutions.
The utility model provides a trailer rig derrick base structure, includes the base assembly of being connected with the basis, with base assembly swing joint's derrick assembly, respectively with base assembly and derrick assembly swing joint's trailer frame assembly, its characterized in that still includes:
The connecting fastener is respectively and movably connected with the base assembly, the derrick assembly and the bracket assembly;
The jacking hydraulic cylinders are fixedly connected with the trailer frame assembly or the base assembly, the number of the jacking hydraulic cylinders is more than or equal to 4, the jacking hydraulic cylinders are uniformly and symmetrically distributed on two sides of the trailer frame, and every two jacking hydraulic cylinders are symmetrically distributed along the long axis direction of the trailer frame;
And one end of the stay bar is fixedly connected with the connecting fastener or the base assembly, and the other end of the stay bar is movably connected with the top of the trailer frame assembly.
As a preferred embodiment of the present invention, the method further comprises:
And the tractor is movably connected with the trailer frame assembly.
As a preferred embodiment of the present invention, the method further comprises:
The front field trailer is movably connected with the base assembly;
and one end of the traction pull rod is movably connected with the tractor, and the other end of the traction pull rod is movably connected with the trailer frame assembly.
As a preferred aspect of the present invention, the base assembly includes:
The base is movably connected with the trailer frame;
the connecting block is fixedly connected with the upper part of the side edge of the base, and the connecting block is fixedly connected with the middle part of the connecting fastener;
the first connecting lug plate is fixedly connected with the middle part of the side edge of the base, and the first connecting lug plate is movably connected with the upper part of the end face of the tail end of the trailer frame assembly;
the second connecting lug plate is movably connected with the bottom of the side edge of the base, and the second connecting lug plate is movably connected with the lower part of the end face of the tail end of the trailer frame assembly
One end of the stay bar is fixedly connected with the middle part of the connecting block or the connecting fastener;
the side edge of the base is symmetrical with the other side edge of the base.
As a preferred aspect of the present invention, the base assembly includes:
The base is movably connected with the trailer frame;
The connecting block is fixedly connected with the upper part of the side edge of the base;
The first connecting lug plate is fixedly connected with the middle part of the side edge of the base, and the first connecting lug plate is movably connected with the tail end of the trailer frame assembly;
the second connecting lug plate is movably connected with the bottom of the side edge of the base, and the second connecting lug plate is movably connected with the tail end of the trailer frame assembly;
The connecting lug plate III is fixedly connected with the middle part of the other side edge of the base, and is movably connected with the front end of the front field trailer;
the connecting lug plate IV is fixedly connected with the lower part of the other side edge of the base, and the connecting lug plate IV is movably connected with the front end of the front field trailer;
One end of the stay bar is fixedly connected with the middle part of the connecting block or the connecting fastener;
the side edge of the base is symmetrical with the other side edge of the base.
As a preferred aspect of the present invention, the trailer frame assembly includes:
the trailer frame is movably connected with the base through the first connecting lug plate and the second connecting lug plate, the middle part of the side edge of the trailer frame is fixedly connected with a sliding rail, and the sliding rail is provided with a pin hole;
A transport tire assembly connected to the trailer frame;
The connecting frame consists of a frame body and a traction pin, the frame body is fixedly connected with the end part of the trailer frame, and the traction pin is fixedly connected with the bottom of the frame body;
The fifth connecting lug plate is fixedly connected with the top of the trailer frame;
the connecting lug plate six is fixedly connected with the top of the trailer frame, and is movably connected with the other end of the supporting rod;
the connecting lug plate seven is fixedly connected with the top of the tail end of the trailer frame, and the connecting lug plate seven is also movably connected with the bottom of the connecting fastener;
The connecting lug plate eight is fixedly connected with the upper part of the tail end of the trailer frame, and the connecting lug plate eight is movably connected with the connecting lug plate I;
And the connecting lug plate nine is fixedly connected with the lower part of the tail end of the trailer frame, and is movably connected with the connecting lug plate two.
As a preferred aspect of the present invention, the derrick assembly includes:
The derrick is a telescopic derrick, and consists of N sections, namely a first derrick section and a second derrick section to a second derrick section, wherein the second derrick section is sleeved in the first derrick section, and the second derrick section is sleeved in the N-1 derrick section;
the derrick lifting device is movably connected with the derrick;
the front support leg, one end of the front support leg is movably connected with the bottom of the derrick, and the other end of the front support leg is movably connected with the top of the base;
one end of the rear supporting leg is fixedly connected with the bottom of the derrick, and the other end of the rear supporting leg is movably connected with the top of the connecting fastener;
the derrick lifting hydraulic cylinder, one end of the derrick lifting hydraulic cylinder is movably connected with one side edge of the derrick, and the other end of the derrick lifting hydraulic cylinder is movably connected with the connecting lug plate five;
The number of the derrick telescopic locking devices is N-1, and the N-1 derrick telescopic locking devices are respectively and movably connected with one section of the derrick to the N-1 section of the derrick;
The racking platform is movably connected with the upper part of the derrick, and can be contracted;
The device comprises a racking platform shrinkage hydraulic cylinder, wherein one end of the racking platform shrinkage hydraulic cylinder is movably connected with one end of the racking platform bottom far away from a derrick, and the other end of the racking platform shrinkage hydraulic cylinder is movably connected with the side edge of the derrick;
And the crown block is movably connected with the top of the derrick.
As a preferred embodiment of the present invention, the derrick telescopic locking device includes:
One end of each of the N-1 telescopic hydraulic cylinders is fixedly connected with the outer sides of the tops of the sections from the first section of the derrick to the N-section of the derrick respectively;
One end of the adapter plate is movably connected with the other end of the telescopic hydraulic cylinder;
One end of the first connecting rod is movably connected with the middle part of the adapter plate;
One end of the second connecting rod is movably connected with the other end of the adapter plate;
The number of the fixed blocks is greater than or equal to 2, the fixed blocks are fixedly connected with the outer side of the derrick, and the first connecting rod and the second connecting rod penetrate through the fixed blocks and are in sliding connection with the fixed blocks
The number of the fixing pins is more than or equal to 2, the fixing pins are symmetrically distributed on two opposite outer side edges of the upper parts of the sections from the first section of the derrick to the derrick N-1 and are movably connected with the upper parts of the sections from the first section of the derrick to the derrick N-1, and fixing pin mounting holes matched with the fixing pins are formed in the outer side edges of the lower parts of the sections from the second section of the derrick to the outer side edges of the lower parts of the sections from the first section of the derrick to the second section of the derrick;
The number of the fixed pin connecting rods is consistent with that of the fixed pins, one end of each fixed pin connecting rod is movably connected with the first connecting rod and the second connecting rod, and the other end of each fixed pin connecting rod is fixedly connected with the fixed pin.
As a preferable scheme of the invention, the first connecting rod consists of a first rod, a second rod and a third rod, one end of the first rod is movably connected with the middle part of the adapter plate, the other end of the first rod is movably connected with one end of the second rod, the first rod is vertical to the second rod and parallel to the ground, the second rod is vertical to the ground, the other end of the second rod is fixedly connected with one end of the third rod, and the other end of the third rod passes through the fixed block and is in sliding connection with the fixed block; the rod piece III is parallel to the ground and perpendicular to the rod piece I and the rod piece II;
The connecting rod II consists of a rod piece IV, a rod piece V and a rod piece VI, one end of the rod piece IV is movably connected with the other end of the adapter plate, the other end of the rod piece IV is movably connected with one end of the rod piece V, the rod piece IV is perpendicular to the rod piece V and parallel to the ground, the rod piece V is perpendicular to the ground, the other end of the rod piece V is fixedly connected with one end of the rod piece VI, and the other end of the rod piece VI penetrates through the fixed block and is in sliding connection with the fixed block; the rod piece six is parallel to the ground and perpendicular to the rod piece four and the rod piece five.
In a preferred embodiment of the present invention, the fixing pin mounting hole is a kidney-shaped hole, the kidney-shaped hole is narrow at the top and wide at the bottom, and the radius of the circular arc at the upper part of the kidney-shaped hole is matched with the size of the fixing pin.
As a preferable scheme of the invention, the transport tire assembly consists of M pairs of tire groups and connecting mechanisms, M is more than or equal to 1, the number of the connecting mechanisms is matched with that of the tire groups, wherein M pairs of tire groups are movably connected with the connecting mechanisms, the connecting mechanisms are provided with connecting holes, the number of the connecting holes is more than or equal to 2, the connecting holes are matched with the pin holes, and the connecting mechanisms and the sliding rails adopt the following connecting modes:
A. in a transportation state, the connecting mechanism is fixedly connected with the sliding rail;
B. and in the installation and working state, the connecting mechanism is movably connected with the sliding rail.
As a preferred scheme of the invention, the connection mode of the racking platform and the derrick is any one of the following two modes:
C. the racking platform is fixedly connected with the derrick;
D. The racking platform is movably connected with the top of one section of the derrick, a racking platform shrinkage hydraulic cylinder is movably connected between the racking platform and one section of the derrick, one end of the racking platform shrinkage hydraulic cylinder is movably connected with the bottom or the side of the racking platform, and the other end of the racking platform shrinkage hydraulic cylinder is movably connected with the derrick.
Description of working states:
When the derrick assembly and the base assembly are in a working state, the derrick assembly is vertical, the bottoms of the base assembly and the trailer frame assembly are directly located on the ground or the foundation, and equipment such as a winch, a hydraulic station, a rope rewinding machine, a BOP (biaxially oriented polypropylene) control device and the like are arranged at the top of the trailer frame assembly; the hook load, the turntable load, the stand load and the dead weight are transmitted to the ground through the base assembly, the trailer frame assembly and the jacking hydraulic cylinder.
Before a drilling machine is moved, the derrick lifting device lifts a derrick upwards by a part, then the derrick telescopic locking device withdraws the fixing pin, the derrick is contracted to the shortest by the derrick lifting device, the whole gravity center of the derrick is lowered, the derrick lifting hydraulic cylinder pulls the derrick to slowly descend to a pending position, and the crown block is reliably supported on the connecting frame of the trailer frame assembly; after the derrick is lowered, the racking platform is contracted, and the transportation height is reduced; the piston rod of the jacking hydraulic cylinder extends out and supports to the ground, the base assembly and the trailer frame assembly are lifted off the ground, the transport tire assembly is lowered, the transport tire assembly is fixedly connected with the trailer frame assembly, the tractor is started, the traction pin on the connecting frame is connected with the tractor and is locked, and finally the piston rod of the jacking hydraulic cylinder is slowly retracted, so that the state of the transfer machine can be achieved.
After the tire is transported to a new well site, the jacking hydraulic cylinder supports the whole weight, then the connection between the transport tire assembly and the trailer frame assembly is unlocked, the tractor is removed, the jacking hydraulic cylinder is slowly retracted until the base assembly contacts the ground, and the jacking hydraulic cylinder is locked; and after the contracted racking platform is rotated to a working position and a supporting rod is installed, operating the derrick lifting hydraulic cylinder to lift the derrick assembly, and then operating the derrick lifting device to lift the derrick, so that the derrick is stretched to a working length to reach a working state.
The structure of the invention is applicable to a cluster well, can realize rapid transportation in a well site, if the transportation distance is short (such as a cluster well), the derrick assembly can be not lowered, only the derrick is required to be retracted to the shortest length, the jacking hydraulic cylinder is operated, so that the piston rod of the jacking hydraulic cylinder extends out and is supported to the ground, the base assembly and the trailer frame assembly are lifted off the ground, the transportation tire assembly is lowered and fixedly connected with the trailer frame assembly, the front field trailer is mounted at the tail end of the base assembly, and finally the traction connecting rod and the tractor are connected, so that the derrick can reach an upright transportation state.
Compared with the prior art, the invention has the beneficial effects that:
1. The invention adopts the connecting fastener to ensure that the base assembly is connected with the trailer frame at three points, and the three connecting points share the tension force of the side edge of the base assembly caused by self weight, so that the side edge of the base assembly is not easy to deform;
2. The derrick lifting hydraulic cylinder is adopted, so that the derrick can be put down through the derrick lifting hydraulic cylinder during transportation, and the transportation height is reduced;
3. the telescopic derrick is adopted, so that the derrick which is too high can be lifted by the derrick lifting device, the transport height is reduced during transportation, and the whole transportation of the derrick base and the derrick can be realized;
4. According to the invention, the retractable racking platform is adopted, when transportation is required, the racking platform is retracted through the racking platform retraction hydraulic cylinder, so that the transportation height of the whole drilling machine is reduced;
5. The novel derrick telescopic locking device is adopted, so that the locking between two sections of derricks can be realized quickly and simply;
6. the hole on the side edge of the derrick, which is matched with the fixing pin for locking, is a kidney-shaped hole, and the kidney-shaped hole is narrow in upper part and wide in lower part, so that the fixing pin can quickly penetrate into the kidney-shaped hole and can be locked quickly;
7. The transport tire group is arranged at the middle and rear parts of the trailer frame, so that the turning radius of the tractor is reduced, the transport efficiency is improved, and the transport risk is reduced;
8. The whole transportation and installation process is simple and convenient, equipment on the base assembly and the trailer frame assembly does not need to be removed during transportation, and the main part of the parts of the base assembly and the derrick assembly does not need to be removed, so that the installation and removal time of each part and equipment is saved.
Drawings
FIG. 1 is a front elevational view of a prior art base stand alone;
FIG. 2 is a front elevation view of a prior art derrick alone;
FIG. 3 is a front elevation view of a conventional whole tractor rig;
FIG. 4 is a front elevation view of a prior art derrick transported with a host module;
FIG. 5 is a front elevation view of a prior art derrick secured with guy lines;
FIG. 6 is a front elevation view of a prior art rapid traverse rig;
FIG. 7 is an elevation view of a prior art rapid traverse rig installation;
FIG. 8 is a front view of the present invention;
FIG. 9 is another elevational view of the present invention;
FIG. 10 is another elevational view of the present invention;
FIG. 11 is an elevation view of the derrick assembly of the present invention;
FIG. 12 is a front view of the base assembly of the present invention;
FIG. 13 is another elevational view of the base assembly of the present invention;
FIG. 14 is a front elevational view of the tube trailer frame of the present invention;
FIG. 15 is a perspective view of the telescopic locking of the derrick of the present invention;
FIG. 16 is a top plan view of the telescopic locking of the derrick of the present invention;
FIG. 17 is an installation perspective view of the telescopic locking of the derrick of the present invention;
FIG. 18 is a perspective view of the mast expansion and locking apparatus connecting rod of the present invention;
FIG. 19 is a second perspective view of the connecting rod of the telescopic locking device of the derrick of the present invention;
FIG. 20 is a schematic view of the mounting process of the fixing pin and the fixing pin mounting hole of the present invention;
FIG. 21 is a schematic view of the present invention after locking the fixing pin with the fixing pin mounting hole;
FIG. 22 is a front view of the transport tire assembly of the present invention;
FIG. 23 is a top view of the transport tire assembly of the present invention.
The marks in the figure: 1-a derrick assembly; 11-derrick; 111-fixing pin mounting holes; 12-derrick lifting device; 13-front legs; 14-rear legs; 15-a derrick lifting hydraulic cylinder; 16-a derrick telescopic locking device; 161-telescoping hydraulic cylinder; 162-an adapter plate; 163-connecting rod one; 1631—rod one; 1632-rod two; 1633—rod three; 164-connecting rod II; 1641—lever four; 1642-bar five; 1643-bar six; 165-fixing pins; 166-fixing blocks; 167-fixing pin links; 17-racking; 18-crown blocks; 19-a racking platform shrinkage hydraulic cylinder; 2-a base assembly; 21-a base; 22-connecting blocks; 23-connecting the first ear plate; 24-connecting the second ear plate; 25-connecting a third ear plate; 26-connecting the ear plate IV; 3-a trailer frame assembly; 31-a trailer frame; 311-slide rails; 32-transporting the tire assembly; 321-tire group; 322-connection mechanism; 33-a connecting frame; 34-connecting the ear plate five; 35-connecting a lug plate six; 36-connecting an ear plate seven; 37-connecting the ear plate eight; 38-connecting a lug plate nine; 4-connecting fasteners; 5-jacking a hydraulic cylinder; 6-stay bars; 7-a tractor; 8-front field pulling; 9-pulling a pull rod; a-winch; b-a hydraulic station; c-rope rewinding machine; D-BOP control device.
Detailed Description
The present invention will be described in further detail with reference to the following examples and embodiments, but it should not be construed that the scope of the present invention is limited to the following examples, and all techniques realized based on the present invention are within the scope of the present invention.
Example 1
As shown in fig. 8, the derrick base structure of the trailer rig comprises a base assembly 2 connected with a foundation, a derrick assembly 1 movably connected with the base assembly 2, a trailer frame assembly 3 movably connected with the base assembly 2 and the derrick assembly 1 respectively, a connecting fastener 4 movably connected with the base assembly 2, the derrick assembly 1 and the derrick frame assembly 3 respectively, a jacking hydraulic cylinder 5 fixedly connected with the trailer frame assembly 3 or the base assembly 2, a supporting rod 6 movably connected with the connecting fastener 4, and a winch a, a hydraulic station B, a rope rewinding machine C and a BOP control device fixedly arranged at the top of the trailer frame assembly 3.
In this embodiment, the number of jacking cylinders 5 is 6, wherein 4 jacking cylinders 5 are uniformly and symmetrically distributed on two sides of the trailer frame assembly 3, every two jacking cylinders 5 are symmetrically distributed along the long axis direction of the trailer frame assembly 3, and the remaining 2 jacking cylinders 5 are symmetrically distributed on two sides of the base assembly 2; one end of a stay bar 6 is fixedly connected with the base assembly 2, and the other end of the stay bar 6 is movably connected with the top of the trailer frame assembly 3.
As shown in fig. 11, the base assembly 2 is composed of a base 21 movably connected with the trailer frame assembly 3, a connecting block 22 fixedly connected with the upper portion of the side edge of the base 21, a first connecting lug plate 23 fixedly connected with the middle portion of the side edge of the base 21, and a second connecting lug plate 24 fixedly connected with the lower portion of the side edge of the base 21, the first connecting lug plate 23 is movably connected with the upper portion of the end face of the tail end of the trailer frame assembly 3, the second connecting lug plate 24 is movably connected with the lower portion of the end face of the tail end of the trailer frame assembly 3, one end of the brace rod 6 is fixedly connected with the connecting block 22, and in other embodiments, one end of the brace rod 6 is fixedly connected with the connecting fastener 4.
As shown in fig. 13, the trailer frame assembly 3 comprises a trailer frame 31 movably connected with the base 21, a transport tire assembly 32 connected with the trailer frame 31, a connecting frame 33 fixedly connected with the end part of the trailer frame 31, a connecting lug plate five 34 fixedly connected with the top of the trailer frame 31, a connecting lug plate six 35 fixedly connected with the top of the trailer frame 31, a connecting lug plate seven 36 fixedly connected with the top of the trailer frame 31, a connecting lug plate eight 37 fixedly connected with the upper part of the tail end of the trailer frame 31 and a connecting lug plate nine 38 fixedly connected with the lower part of the tail end of the trailer frame 31, wherein the transport tire assembly 32 is connected with two sides of the trailer frame 31, sliding rails are arranged on two sides of the trailer frame 31, pin holes are machined on the sliding rails, the connecting lug plate six 35 is movably connected with the other end of the supporting rod 6, the connecting lug plate seven 36 is movably connected with the bottom of the connecting fastener, and the connecting lug plate eight 37 is movably connected with the connecting lug plate one 23, and the connecting lug plate nine 38 is movably connected with the connecting lug plate two 24.
As shown in fig. 14, the derrick assembly 1 comprises a derrick 11, a derrick lifting device 12 movably connected with the derrick 11, a front supporting leg 13 movably connected with the bottom of the derrick 11, a rear supporting leg 14 fixedly connected with the bottom of the derrick 11, a derrick lifting hydraulic cylinder 15 movably connected with one side of the derrick 11, a derrick telescopic locking device 16 movably connected with the derrick 11, a racking platform 17 movably connected with the other side of the derrick, a racking platform telescopic hydraulic cylinder respectively movably connected with the bottom of the racking platform 17 and the derrick 11, and a crown block 18 movably connected with the top of the derrick 11; in other embodiments, the racking platform 17 may be fixedly connected with the derrick 11, in other embodiments, the racking platform shrinkage hydraulic cylinder 19 may be movably connected with the side edge of the racking platform 17, and other connection modes are unchanged; the derrick 11 in this embodiment is a two-section telescopic derrick, the derrick 11 is divided into a derrick first section and a derrick second section, the derrick second section is sleeved in the derrick first section, in other embodiments, the derrick 11 may be a three-section or other number of section telescopic derricks, the derrick lifting device 12 in this embodiment is a derrick telescopic hydraulic cylinder, one end of the derrick telescopic hydraulic cylinder is movably connected with the upper part of the derrick first section, the other end of the derrick telescopic hydraulic cylinder is movably connected with the lower part of the derrick second section, in other embodiments, the derrick lifting device 12 may be other devices such as a wire rope lifting device; in the present embodiment, the number of derrick telescopic locking devices 16 is one; the top of front landing leg 13 and the bottom swing joint of derrick 11, the bottom of front landing leg 13 and the top swing joint of base 21, the top of back landing leg 14 and the bottom fixed connection of derrick 11, the bottom of back landing leg 14 and connecting fastener 4 swing joint, the derrick rises one end derrick 11 bottom swing joint of hydraulic cylinder 15, the other end that the derrick risees hydraulic cylinder 15 and connects five swing joint of otic placode.
As shown in fig. 15-21, the derrick telescopic locking device 16 comprises a telescopic hydraulic cylinder 161 fixedly connected with the outer side of the top of the derrick section, a first connecting rod 163 movably connected with one end of the telescopic hydraulic cylinder 161, a second connecting rod 164 movably connected with the lower part of the first connecting rod 162, a fixed block 166 fixedly connected with the outer side of the top of the derrick section, fixing pins 165 symmetrically distributed on two opposite outer sides of the top of the derrick section, fixing pin connecting rods 167 movably connected with the fixing pins 165, 4 fixing pins 165 are provided on the outer sides of each derrick, 2 fixing pins 165 are provided on the outer sides of each derrick, the number of the fixing blocks 166 is 4, 2 fixing pins are fixedly arranged on the outer sides of each derrick, the first connecting rod 163 and the second connecting rod 164 pass through the fixing blocks 166 to be in sliding connection with the fixing blocks 166, fixing pin mounting holes 111 matched with the fixing pins 165 are formed on the outer sides of the lower part of the derrick section, the fixing pin mounting holes 111 are waist-shaped holes, the waist-shaped holes are narrow and wide, the upper parts of the waist-shaped holes are matched with the sizes of the fixing pins 165, the sizes of the waist-shaped holes are larger than the size of the lower parts of the fixing pins 165, the fixing pins 165 can be accurately aligned with the fixing pins 165, and the two fixing pins 165 can be respectively arranged on the side edges or the two side edges of the fixing pins 165 in a pair, or the two fixing pins can be accurately aligned with the side edges, or two fixing pins can be respectively movably connected with the side edges, or the fixing pins 165 are respectively, and the side edges of the fixing pins can be movably connected; the first connecting rod 163 and the second connecting rod 164 are composed of three rods which are movably connected with each other, wherein the first connecting rod 163 is composed of a first rod 1631, a second rod 1632 and a third rod 1633, one end of the first rod 1631 is movably connected with the middle part of the adapter plate 162, the other end of the first rod 1631 is movably connected with one end of the second rod 1632, the first rod 1631 is perpendicular to the second rod 1632, the first rod 1631 is parallel to the ground, the second rod 1632 is perpendicular to the ground, the other end of the second rod 1632 is fixedly connected with one end of the third rod 1633, the other end of the third rod 1633 passes through the fixed block 166 and is slidably connected with the fixed block 166, and the third rod 1633 is parallel to the ground and perpendicular to the first rod 1631 and the second rod 1632; the second connecting rod 164 is composed of a fourth rod 1641, a fifth rod 1642 and a sixth rod 1643, one end of the fourth rod 1641 is movably connected with the other end of the adapter plate 162, the other end of the fourth rod 1641 is movably connected with one end of the fifth rod 1642, the fourth rod 1641 is perpendicular to the fifth rod 1642, the fourth rod 1641 is parallel to the ground, the fifth rod 1642 is perpendicular to the ground, the other end of the fifth rod 1642 is fixedly connected with one end of the sixth rod 1643, and the other end of the sixth rod 1643 passes through the fixing block 166 and is slidably connected with the fixing block 166, and the sixth rod 1643 is parallel to the ground and perpendicular to the fourth rod 1641 and the fifth rod 1642.
As shown in fig. 21-23, the transport tire assembly 32 is composed of 2 pairs of tire groups 321 and a connecting mechanism 322, in other embodiments, the tire groups 321 may be 1 pair or other number, each tire group 321 is composed of four tires, the tire groups 321 are movably connected with the connecting mechanism 322, the connecting mechanism 322 is provided with a connecting hole, the connecting block is matched with a pin hole machined on a sliding rail of the trailer frame 31, in the transport state, the connecting mechanism 322 is fixedly connected with the sliding rail through a pin shaft, and in the installation and working state, the connection between the connecting mechanism 322 and the sliding rail is released, and the movable connection is performed.
Example 2
As shown in fig. 9, the derrick base structure of the trailer rig comprises a base assembly 2 connected with a foundation, a derrick assembly 1 movably connected with the base assembly 2, a trailer frame assembly 3 movably connected with the base assembly 2 and the derrick assembly 1 respectively, a connecting fastener 4 movably connected with the base assembly 2, the derrick assembly 1 and the derrick frame assembly 3 respectively, a jacking hydraulic cylinder 5 fixedly connected with the trailer frame assembly 3 or the base assembly 2, a stay bar 6 movably connected with the connecting fastener 4, a tractor 7 movably connected with the front end of the trailer frame assembly 3, a trailer frame assembly 3, and a winch a, a hydraulic station B, a rope rewinding machine C and a BOP control device are fixedly arranged at the top.
In this embodiment, the number of jacking cylinders 5 is 6, wherein 4 jacking cylinders 5 are uniformly and symmetrically distributed on two sides of the trailer frame assembly 3, every two jacking cylinders 5 are symmetrically distributed along the long axis direction of the trailer frame assembly 3, and the remaining 2 jacking cylinders 5 are symmetrically distributed on two sides of the base assembly 2; one end of a stay bar 6 is fixedly connected with the base assembly 2, and the other end of the stay bar 6 is movably connected with the top of the trailer frame assembly 3.
As shown in fig. 11, the base assembly 2 is composed of a base 21 movably connected with the trailer frame assembly 3, a connecting block 22 fixedly connected with the upper portion of the side edge of the base 21, a first connecting lug plate 23 fixedly connected with the middle portion of the side edge of the base 21, and a second connecting lug plate 24 fixedly connected with the lower portion of the side edge of the base 21, the first connecting lug plate 23 is movably connected with the upper portion of the end face of the tail end of the trailer frame assembly 3, the second connecting lug plate 24 is movably connected with the lower portion of the end face of the tail end of the trailer frame assembly 3, one end of the brace rod 6 is fixedly connected with the connecting block 22, and in other embodiments, one end of the brace rod 6 is fixedly connected with the connecting fastener 4.
As shown in fig. 13, the trailer frame assembly 3 comprises a trailer frame 31 movably connected with the base 21, a transport tire assembly 32 connected with the trailer frame 31, a connecting frame 33 fixedly connected with the end part of the trailer frame 31, a connecting lug plate five 34 fixedly connected with the top part of the trailer frame 31, a connecting lug plate six 35 fixedly connected with the top part of the trailer frame 31, a connecting lug plate seven 36 fixedly connected with the top part of the trailer frame 31, a connecting lug plate eight 37 fixedly connected with the upper part of the tail end of the trailer frame 31 and a connecting lug plate nine 38 fixedly connected with the lower part of the tail end of the trailer frame 31, wherein the transport tire assembly 32 is connected with two sides of the trailer frame 31, sliding rails are arranged on two sides of the trailer frame 31, pin holes are machined on the sliding rails, the connecting lug plate six 35 is movably connected with the other end of the supporting rod 6, the connecting lug plate seven 36 is movably connected with the bottom part of a connecting fastener, the connecting lug plate eight 37 is movably connected with the connecting lug plate one 23, the connecting lug plate nine 38 is movably connected with the connecting lug plate two 24, the connecting frame 33 consists of a frame body and a traction pin, the frame body is fixedly connected with the top end of the trailer frame, and the traction pin is movably connected with the tail part of the traction vehicle.
As shown in fig. 14, the same as in embodiment 1 is not described in detail here.
As shown in fig. 15 to 21, the same as in embodiment 1 is not repeated here.
As shown in fig. 21 to 23, the same as in embodiment 1 is not repeated here.
Example 3
As shown in fig. 10, the derrick base structure of the trailer rig comprises a base assembly 2 connected with a foundation, a derrick assembly 1 movably connected with the base assembly 2, a trailer frame assembly 3 movably connected with the base assembly 2 and the derrick assembly 1 respectively, a connecting fastener 4 movably connected with the base assembly 2, the derrick assembly 1 and the derrick frame assembly 3 respectively, a jacking hydraulic cylinder 5 fixedly connected with the trailer frame assembly 3 or the base assembly 2, a stay bar 6 movably connected with the connecting fastener 4, a traction pull rod 9 movably connected with the front end of the trailer frame assembly 3, a tractor 7 movably connected with the traction pull rod 9, a front-field trailer 8 movably connected with the tail end of the derrick base 2, and a winch a, a hydraulic station B, a rope rewinding machine C and a BOP control device are fixedly arranged at the top of the derrick frame assembly 3.
In this embodiment, the number of jacking cylinders 5 is 6, wherein 4 jacking cylinders 5 are uniformly and symmetrically distributed on two sides of the trailer frame assembly 3, every two jacking cylinders 5 are symmetrically distributed along the long axis direction of the trailer frame assembly 3, and the remaining 2 jacking cylinders 5 are symmetrically distributed on two sides of the base assembly 2; one end of a stay bar 6 is fixedly connected with the base assembly 2, and the other end of the stay bar 6 is movably connected with the top of the trailer frame assembly 3.
As shown in fig. 12, the base assembly 2 is composed of a base 21 movably connected to the trailer frame assembly 3, a connecting block 22 fixedly connected to the upper portion of the side edge of the base 21, a first connecting lug plate 23 fixedly connected to the middle portion of the side edge of the base 21, a second connecting lug plate 24 fixedly connected to the lower portion of the side edge of the base 21, a third connecting lug plate 25 fixedly connected to the middle portion of the tail end of the base 21, and a fourth connecting lug plate 25 fixedly connected to the lower portion of the tail end of the base 21, the first connecting lug plate 23 is movably connected to the upper portion of the tail end face of the trailer frame assembly 3, the second connecting lug plate 24 is movably connected to the lower portion of the tail end face of the trailer frame assembly 3, the third connecting lug plate 25 and the fourth connecting lug plate are movably connected to the front-field trailer 8, one end of the stay bar 6 is fixedly connected to the connecting block 22, and in other embodiments, one end of the stay bar 6 is fixedly connected to the connecting fastener 4.
As shown in fig. 13, the trailer frame assembly 3 comprises a trailer frame 31 movably connected with the base 21, a transport tire assembly 32 connected with the trailer frame 31, a connecting frame 33 fixedly connected with the end part of the trailer frame 31, a connecting lug plate five 34 fixedly connected with the top part of the trailer frame 31, a connecting lug plate six 35 fixedly connected with the top part of the trailer frame 31, a connecting lug plate seven 36 fixedly connected with the top part of the trailer frame 31, a connecting lug plate eight 37 fixedly connected with the upper part of the tail end of the trailer frame 31 and a connecting lug plate nine 38 fixedly connected with the lower part of the tail end of the trailer frame 31, the transport tire assembly 32 is connected with two sides of the trailer frame 31, two sides of the trailer frame 31 are provided with sliding rails, pin holes are machined on the sliding rails, the connecting lug plate six 35 is movably connected with the other end of the supporting rod 6, the connecting lug plate seven 36 is movably connected with the bottom part of the connecting fastener, the connecting lug plate eight 37 is movably connected with the connecting lug plate one 23, the connecting lug plate nine 38 is movably connected with the connecting lug plate two 24, the connecting frame 33 is composed of a frame body and a traction pin, the frame body is fixedly connected with the top end of the trailer frame, the traction pin is movably connected with one end of the traction rod 9, and the other end of the traction rod is movably connected with the traction rod 7.
As shown in fig. 14, the same as in embodiment 1 is not described in detail here.
As shown in fig. 15 to 21, the same as in embodiment 1 is not repeated here.
As shown in fig. 21 to 23, the same as in embodiment 1 is not repeated here.
Claims (12)
1. The utility model provides a trailer rig derrick base structure, includes with the base assembly of foundation connection, with base assembly swing joint's derrick assembly, with base assembly swing joint's trailer frame assembly, its characterized in that still includes:
the connecting fastener is respectively connected with the base assembly, the derrick assembly and the support frame assembly;
The jacking hydraulic cylinders are fixedly connected with the trailer frame assembly or the base assembly, the number of the jacking hydraulic cylinders is more than or equal to 4, the jacking hydraulic cylinders are uniformly and symmetrically distributed on two sides of the trailer frame assembly or the base assembly, and every two jacking hydraulic cylinders are symmetrically distributed along the long axis direction of the trailer frame assembly;
One end of the stay bar is fixedly connected with the base assembly or the connecting fastener, and the other end of the stay bar is movably connected with the top of the trailer frame assembly;
The base assembly includes:
The base is movably connected with the trailer frame;
the connecting block is fixedly connected with the upper part of the side edge of the base, and the connecting block is fixedly connected with the middle part of the connecting fastener;
the trailer frame assembly includes:
The trailer frame is movably connected with the base through a first connecting lug plate and a second connecting lug plate, the middle part of the side edge of the trailer frame is fixedly connected with a sliding rail, and the sliding rail is provided with a pin hole;
the connecting lug plate seven is fixedly connected with the top of the tail end of the trailer frame, and the connecting lug plate seven is also movably connected with the bottom of the connecting fastener;
The derrick assembly includes:
and one end of the rear supporting leg is fixedly connected with the bottom of the derrick, and the other end of the rear supporting leg is movably connected with the top of the connecting fastener.
2. The tractor rig mast base structure of claim 1, further comprising:
And the tractor is movably connected with the trailer frame assembly.
3. The tractor rig mast base structure of claim 2, further comprising:
The front field trailer is movably connected with the base assembly;
and one end of the traction pull rod is movably connected with the tractor, and the other end of the traction pull rod is movably connected with the trailer frame assembly.
4. A tractor rig mast base structure according to claim 1 or 2 or 3, wherein:
The first connecting lug plate is fixedly connected with the middle part of the side edge of the base, and the first connecting lug plate is movably connected with the upper part of the end face of the tail end of the trailer frame assembly;
The second connecting lug plate is movably connected with the bottom of the side edge of the base, and the second connecting lug plate is movably connected with the lower part of the end face of the tail end of the trailer frame assembly;
One end of the stay bar is fixedly connected with the middle part of the connecting block or the connecting fastener;
the side edge of the base is symmetrical with the other side edge of the base.
5. A tractor rig mast substructure according to claim 2 or 3, wherein the substructure assembly further comprises:
The connecting lug plate III is fixedly connected with the middle part of the other side edge of the base, and is movably connected with the front end of the front field trailer;
the connecting lug plate IV is fixedly connected with the lower part of the other side edge of the base, and the connecting lug plate IV is movably connected with the front end of the front field trailer;
the first connecting lug plate is fixedly connected with the middle part of the side edge of the base, and the first connecting lug plate is movably connected with the tail end of the trailer frame assembly;
the second connecting lug plate is movably connected with the bottom of the side edge of the base, and the second connecting lug plate is movably connected with the tail end of the trailer frame assembly;
One end of the stay bar is fixedly connected with the middle part of the connecting block or the connecting fastener;
the side edge of the base is symmetrical with the other side edge of the base.
6. The tractor rig mast base structure of claim 1, wherein the trailer frame assembly further comprises:
A transport tire assembly connected to the trailer frame;
The connecting frame consists of a frame body and a traction pin, the frame body is fixedly connected with the end part of the trailer frame, and the traction pin is fixedly connected with the bottom of the frame body;
The fifth connecting lug plate is fixedly connected with the top of the trailer frame;
the connecting lug plate six is fixedly connected with the top of the trailer frame, and is movably connected with the other end of the supporting rod;
The connecting lug plate eight is fixedly connected with the upper part of the tail end of the trailer frame, and the connecting lug plate eight is movably connected with the connecting lug plate I;
And the connecting lug plate nine is fixedly connected with the lower part of the tail end of the trailer frame, and is movably connected with the connecting lug plate two.
7. The tractor rig mast base structure of claim 1, wherein the mast assembly further comprises:
The derrick is a telescopic derrick, and consists of N sections, namely a first derrick section and a second derrick section to a second derrick section, wherein the second derrick section is sleeved in the first derrick section, and the second derrick section is sleeved in the N-1 derrick section;
the derrick lifting device is movably connected with the derrick;
the front support leg, one end of the front support leg is movably connected with the bottom of the derrick, and the other end of the front support leg is movably connected with the top of the base;
The derrick lifting hydraulic cylinder, one end of the derrick lifting hydraulic cylinder is movably connected with one side edge of the derrick, and the other end of the derrick lifting hydraulic cylinder is movably connected with the connecting lug plate five;
The number of the derrick telescopic locking devices is N-1, and the N-1 derrick telescopic locking devices are respectively and movably connected with one section of the derrick to the N-1 section of the derrick;
the racking platform is connected with the derrick;
And the crown block is movably connected with the top of the derrick.
8. The hitch drilling derrick substructure of claim 7, wherein the derrick expansion and locking device comprises:
One end of each of the N-1 telescopic hydraulic cylinders is fixedly connected with the outer sides of the tops of the sections from the first section of the derrick to the N-section of the derrick respectively;
One end of the adapter plate is movably connected with the other end of the telescopic hydraulic cylinder;
One end of the first connecting rod is movably connected with the middle part of the adapter plate;
One end of the second connecting rod is movably connected with the other end of the adapter plate;
The number of the fixed blocks is greater than or equal to 2, the fixed blocks are fixedly connected with the outer side of the derrick, and the first connecting rod and the second connecting rod penetrate through the fixed blocks and are in sliding connection with the fixed blocks
The number of the fixing pins is more than or equal to 2, the fixing pins are symmetrically distributed on two opposite outer side edges of the upper part of the first section of the derrick to the upper part of the N-1 section of the derrick and are movably connected with the first section of the derrick to the N-1 section of the derrick, and fixing pin mounting holes matched with the fixing pins are formed in the outer side edges of the lower part of the second section of the derrick to the outer side edges of the lower part of the N section of the derrick;
the number of the fixed pin connecting rods is consistent with that of the fixed pins, one end of each fixed pin connecting rod is movably connected with the first connecting rod and the second connecting rod, and the other end of each fixed pin connecting rod is fixedly connected with the fixed pin.
9. The tractor rig mast base structure of claim 8, wherein:
The connecting rod I consists of a rod I, a rod II and a rod III, one end of the rod I is movably connected with the middle part of the adapter plate, the other end of the rod I is movably connected with one end of the rod II, the rod I is vertical to the rod II and parallel to the ground, the rod II is vertical to the ground, the other end of the rod II is fixedly connected with one end of the rod III, and the other end of the rod III passes through the fixed block and is in sliding connection with the fixed block; the rod piece III is parallel to the ground and perpendicular to the rod piece I and the rod piece II;
The connecting rod II consists of a rod piece IV, a rod piece V and a rod piece VI, one end of the rod piece IV is movably connected with the other end of the adapter plate, the other end of the rod piece IV is movably connected with one end of the rod piece V, the rod piece IV is perpendicular to the rod piece V and parallel to the ground, the rod piece V is perpendicular to the ground, the other end of the rod piece V is fixedly connected with one end of the rod piece VI, and the other end of the rod piece VI penetrates through the fixed block and is in sliding connection with the fixed block; the rod piece six is parallel to the ground and perpendicular to the rod piece four and the rod piece five.
10. The tractor rig mast base structure of claim 8, wherein: the fixing pin mounting hole is a kidney-shaped hole, the kidney-shaped hole is narrow in upper portion and wide in lower portion, and the circular arc radius of the upper portion of the kidney-shaped hole is matched with the size of the fixing pin.
11. The tractor rig mast base structure of claim 6, wherein: the transportation tire assembly consists of M pairs of tire groups and connecting mechanisms, wherein M is more than or equal to 1, the number of the connecting mechanisms is matched with that of the tire groups, the M pairs of tire groups are movably connected with the connecting mechanisms, connecting holes are formed in the connecting mechanisms, the number of the connecting holes is more than or equal to 2, the connecting holes are matched with the pin holes, and the connecting mechanisms and the sliding rails adopt the following connection modes:
A. in a transportation state, the connecting mechanism is fixedly connected with the sliding rail;
B. and in the installation and working state, the connecting mechanism is movably connected with the sliding rail.
12. The tractor rig mast base structure of claim 7, wherein: the connection form of the racking platform and the derrick is any one of the following two forms:
C. the racking platform is fixedly connected with the derrick;
D. The racking platform is retractable, the racking platform is movably connected with the top of one section of the derrick, and a racking platform retraction hydraulic cylinder is movably connected between the racking platform and one section of the derrick.
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| CN201910564085.9A CN110185387B (en) | 2019-06-27 | 2019-06-27 | Pulling type drilling machine derrick base structure |
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| CN201910564085.9A CN110185387B (en) | 2019-06-27 | 2019-06-27 | Pulling type drilling machine derrick base structure |
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| CN110185387A CN110185387A (en) | 2019-08-30 |
| CN110185387B true CN110185387B (en) | 2024-06-07 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114233201B (en) * | 2022-01-04 | 2024-04-19 | 四川宏华石油设备有限公司 | Pull type base device |
| CN114293911B (en) * | 2022-01-04 | 2023-09-22 | 四川宏华石油设备有限公司 | Wheel type pulling drilling machine |
| CN114293910B (en) * | 2022-01-04 | 2023-09-22 | 四川宏华石油设备有限公司 | Derrick pulling device, well head alignment method thereof and derrick pulling system |
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| 国外钻井装备与技术新进展;郭先敏;侯芳;;石油机械(第07期);全文 * |
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| CN110185387A (en) | 2019-08-30 |
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