CN118462066A - Hydraulic folding derrick base structure - Google Patents
Hydraulic folding derrick base structure Download PDFInfo
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- CN118462066A CN118462066A CN202410581230.5A CN202410581230A CN118462066A CN 118462066 A CN118462066 A CN 118462066A CN 202410581230 A CN202410581230 A CN 202410581230A CN 118462066 A CN118462066 A CN 118462066A
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- base
- derrick
- hydraulic
- upright post
- lifting mechanism
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- 230000007246 mechanism Effects 0.000 claims abstract description 72
- 238000005553 drilling Methods 0.000 claims abstract description 55
- 239000003921 oil Substances 0.000 claims description 14
- 244000261422 Lysimachia clethroides Species 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 239000010720 hydraulic oil Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 210000002414 leg Anatomy 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 210000000689 upper leg Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Earth Drilling (AREA)
Abstract
The invention relates to a hydraulic folding derrick base structure, which comprises a base, a drilling platform, a hydraulic folding mechanism and a hydraulic lifting mechanism, wherein the bottom of the hydraulic lifting mechanism is hinged on the base; when the base structure is lifted, the top of the hydraulic lifting mechanism is arranged at a second hinge point at the bottom of the derrick; the hydraulic lifting mechanism moves to drive the hydraulic folding mechanism to lift or fold. The invention is suitable for middle and shallow well drilling operation with small well site occupation area and high disassembly and transportation timeliness requirement; the derrick support feet root on the drilling floor, the derrick is horizontally arranged on the front side, and the base is horizontally arranged on the rear side, so that the installation floor area of the derrick is reduced; the derrick and the base are lifted by using the same hydraulic cylinder, so that the manufacturing cost is reduced, and the derrick is used and maintained; four groups of base stand columns form 3 trapezoid stand column systems, and the structural stability of the drilling machine is good; the connecting rod lifting mechanism is configured, so that the derrick base can be transported without disassembly.
Description
Technical Field
The invention relates to the field of petroleum and natural gas drilling, in particular to a hydraulic folding derrick base structure.
Background
The structure of the domestic active middle-shallow well drilling machine is mainly a box block type, a rotary lifting type or a hydraulic folding type. The box block type drilling machine mainly depends on a crane to stack and mount each module, the rotary lifting type drilling machine utilizes a steel wire rope system between pulley blocks and main winch power to lift, and the derrick base in the two structural forms has the problems of complex disassembly and assembly, high lifting cost, more transportation modules and the like, and does not meet the characteristics of short well construction period and strong transportation property of a middle shallow well. The hydraulic folding drilling machine avoids the operation risk of high-position disassembly and assembly and also avoids the tedious operation of disassembling and assembling the drilling large rope and lifting the large rope, and becomes the development trend of the middle and shallow well drilling machine.
In the prior art, a hydraulic lifting device for automatically lifting and lowering a derrick is described: the derrick and the base are horizontally arranged at two sides of the center of the wellhead, the derrick and the base are respectively lifted by adopting two sets of oil cylinders, the oil cylinder of the lifting derrick is positioned at the front side of the base seat, and the oil cylinder of the lifting base seat is positioned at the rear side of the base seat; hydraulic cylinder lifting double-lifting derrick base: the derrick adopts a double-section sleeved forward tilting type telescopic structure, the lifting and the tilting of the derrick are completed by two double-acting multistage hydraulic cylinders arranged on the front side of the base seat, and the lifting and the tilting of the base seat are completed by using a lifting oil cylinder of the derrick.
For a hydraulic folding drilling machine, two structural types of drilling machines exist at present, one of the two structural types is that a derrick is horizontally arranged on the front side and a derrick is horizontally arranged on the rear side of a base, and two sets of lifting cylinders are adopted to respectively lift the derrick and the base; the derrick and the base are horizontally arranged on the front side, and the derrick and the base are sequentially lifted by adopting the same lifting oil cylinder. The former well site occupies small area, but the purchase cost and the use and maintenance cost of the drilling machine are high; the latter rig has low purchase cost, but the well site occupation area is large, the use and maintenance cost of the lifting hydraulic cylinder which is a double-acting multistage cylinder is high, and obviously, two kinds of drilling rigs have a continuous improvement room.
Disclosure of Invention
In order to solve the problems, the invention provides the hydraulic folding derrick base structure, which can reduce the purchase cost and the use and maintenance cost of a drilling machine, reduce the occupation area of a well site and the disassembly and assembly transportation work intensity and improve the disassembly and assembly efficiency of the drilling machine.
The technical scheme adopted by the invention is as follows: a hydraulic folding derrick substructure, characterized in that: the hydraulic lifting mechanism is arranged between the base and the drilling platform, the bottom of the hydraulic lifting mechanism is hinged to the base, and when the derrick is lifted, the top of the hydraulic lifting mechanism is arranged at a first hinge point of the lower part of the derrick; when the base structure is lifted, the top of the hydraulic lifting mechanism is arranged at a second hinge point at the bottom of the derrick; the hydraulic lifting mechanism moves to drive the hydraulic folding mechanism to lift or fold.
Preferably, the hydraulic folding mechanism comprises a front telescopic stand column, a front stand column, a rear telescopic stand column and a rear stand column which are sequentially arranged from front to back, wherein the front telescopic stand column and the front stand column form a first trapezoid structure with a base and a drilling platform, the front stand column and the rear telescopic stand column form a second trapezoid structure with the base and the drilling platform, and the rear telescopic stand column and the rear stand column form a third trapezoid structure with the base and the drilling platform; the front upright post and the rear upright post form a parallelogram structure with the base and the drilling platform.
Preferably, the front telescopic upright post and the rear telescopic upright post are respectively provided with a hydraulic pin penetrating mechanism for locking the length of the telescopic upright post.
Preferably, the derrick is of a front opening K-shaped structure, and the support legs root on the drilling floor surface.
Preferably, lifting oil cylinders are arranged at the front end and the rear end of the base.
Preferably, the left side and the right side of the rear end of the base are connected with a one-line double-shaft axle through lug plate pin shafts, a group of connecting and transporting large cross beams are additionally arranged on the left side and the right side of the front end, a traction seat is arranged in the middle of the transporting large cross beams and is connected with the one-line double-shaft axle with a gooseneck, and the gooseneck head is provided with the traction seat and realizes the integral transportation of the base by utilizing the power of a tractor.
Preferably, the drill floor surface is provided with a winch.
Preferably, the base is provided with a hydraulic cylinder centering mechanism, one end of the hydraulic cylinder centering mechanism is hinged on the base, and the other end of the hydraulic cylinder centering mechanism is connected with the hydraulic lifting mechanism; and adjusting the connection position of the hydraulic lifting mechanism and the derrick by utilizing the hydraulic oil cylinder centering mechanism.
The beneficial effects obtained by the invention are as follows: the invention is suitable for middle and shallow well drilling operation with small well site occupation area and high disassembly and transportation timeliness requirement, and still plays an important role in an oil gas development system. The derrick support feet root on the drilling floor, the derrick is horizontally arranged on the front side, and the base is horizontally arranged on the rear side, so that the installation floor area of the derrick is reduced; the same set of hydraulic cylinders are used for lifting the derrick and the base, so that the position of a hinging point of a lifting oil cylinder is optimized, the hydraulic cylinders can be changed into single-stage cylinders from multi-stage cylinders, and the manufacturing cost and the use and maintenance cost of the oil cylinders are low; four groups of base stand columns form a 3-trapezoid stand column system, the structural stability of the drilling machine is good, and the safety of the lifting process of the derrick base is ensured due to hydraulic lifting and remote automatic pin penetrating; the connecting rod lifting mechanism and the integral transporting device are configured, so that the derrick base transportation is not disassembled, the disassembly and assembly efficiency and the transportation efficiency are greatly improved, the hoisting and transportation cost is saved to the maximum extent, and the well construction period is shortened. The invention has the following advantages:
1. The derrick is arranged in a horizontal manner in the forward field direction, and the base is arranged in a horizontal manner in the backward field direction, so that the foot of the derrick is rooted on the drilling platform surface, the well field area occupied by the derrick is relatively small, and land-marking cost is saved;
2. The hydraulic cylinder lifts the derrick and the base, the complicated step of penetrating the drilling steel wire rope is reduced, the hinging point of the lifting cylinder is positioned in the middle of the base, the lifting cylinder is designed at the front part of the base relative to the hinging point, the lifting stroke of the cylinder is short, the multi-stage cylinder can be replaced by a single-stage cylinder, and the manufacturing cost of the cylinder is greatly reduced;
3. Two groups of telescopic upright posts are added, so that the stable triangular upright post structure is lifted by utilizing the parallelogram principle, the front telescopic upright posts and the rear telescopic upright posts remotely lock the length of the upright posts by utilizing a hydraulic pin penetrating mechanism, and the four groups of upright posts form 3 stable triangular structures, thereby solving the vibration problem of the drilling machine in the operation process;
4. the hydraulic cylinder remotely controls the derrick base, so that the safety of the lifting operation is improved;
5. The whole transportation of the derrick base structure can be realized without disassembling, the transportation of the large module is realized, the transition efficiency is high, and the requirement of short well construction period of the middle shallow well is met.
Drawings
FIG. 1 is a schematic view of a derrick mounted on a substructure of the present invention;
FIG. 2 is a schematic view of a base structure of the present invention;
FIG. 3 is a schematic view of a lifting cylinder jack-up base structure;
FIG. 4 is a schematic view of the structure of the front telescoping mast;
FIG. 5 is a schematic view of the front telescoping mast and hydraulic pin penetrating mechanism;
FIG. 6 is a schematic structural view of a front pillar;
FIG. 7 is a schematic view of the structure of the rear telescoping mast;
FIG. 8 is a schematic structural view of a rear pillar;
FIGS. 9-10 are schematic diagrams of derrick lifting;
FIGS. 11-12 are schematic views of lifting of a base structure;
FIGS. 13-14 are schematic views of the derrick separated from the substructure;
FIG. 15 is a schematic view of a steering cylinder on a link lift mechanism;
FIG. 16 is an overall transport schematic of a derrick;
FIG. 17 is a bulk transport schematic of a base structure;
In the figure: 1-a derrick; 10-a derrick support; 11-a first hinge point; 12-a second hinge point; 2-a base; 3-drilling a platform; 31-transporting a large cross beam; 32-transporting a gooseneck; 4-a hydraulic folding mechanism; 41-front telescopic upright posts; 42-front posts; 43-rear telescopic column; 44-rear posts; 45-a hydraulic pin penetrating mechanism; 5-a hydraulic lifting mechanism; 6-a hydraulic cylinder righting mechanism; 7-winch; 8-lifting an oil cylinder; 100-a connecting rod lifting mechanism; 200-steering oil cylinders; 300-connecting plates; 400-rope rewinding machine; 500-hydraulic power station.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-17, the hydraulic folding derrick base structure comprises a base 3, a drilling platform 2, a hydraulic folding mechanism 4 and a hydraulic lifting mechanism 5, wherein the hydraulic folding mechanism 4 is arranged between the base 3 and the drilling platform 2, the bottom of the hydraulic lifting mechanism 5 is hinged on the base 3, and when the derrick 1 is lifted, the top of the hydraulic lifting mechanism 5 is arranged at a first hinge point 11 at the lower part of the derrick 1; when the base structure is lifted, the top of the hydraulic lifting mechanism 5 is arranged at a second hinge point 12 at the bottom of the derrick; the hydraulic lifting mechanism 5 moves to drive the hydraulic folding mechanism 4 to lift or fold.
Referring to fig. 2-3, in this embodiment, the hydraulic folding mechanism 4 includes a front telescopic column 41, a front column 42, a rear telescopic column 43 and a rear column 44 that are sequentially disposed from front to back, the front telescopic column 41 and the front column 42 form a first trapezoid structure with the base 3 and the drilling platform 2, the front column 42 and the rear telescopic column 43 form a second trapezoid structure with the base 3 and the drilling platform 2, the rear telescopic column 43 and the rear column 44 form a third trapezoid structure with the base 3 and the drilling platform 2, and three trapezoid structures are formed between the hydraulic folding mechanism 4 and the base 3 and the drilling platform 2, so as to ensure that the base does not vibrate substantially during the drilling operation.
Referring to fig. 4-8, in this embodiment, the front telescopic upright 41 and the rear telescopic upright 43 are telescopic structures, on which hydraulic pin penetrating mechanisms 45 for locking the lengths of the telescopic uprights are respectively provided, the lengths of the front telescopic upright 41 and the rear telescopic upright 43 are continuously increased in the lifting process, and after the base structure is lifted in place, the lengths of the front telescopic upright 41 and the rear telescopic upright 43 are remotely locked through the hydraulic pin penetrating mechanisms 45. The lengths of the front upright post 42 and the rear upright post 44 are fixed, the front upright post 42 and the rear upright post 44 form a parallelogram structure with the base 3 and the drilling platform 2, and the derrick 1 and the base structure are easily lifted and placed by remote control by utilizing the power of a hydraulic oil cylinder.
In this embodiment, the derrick 1 has a front opening K-shaped structure, and the support feet are rooted on the drilling floor surface 2 through the derrick support 10.
In this embodiment, lifting cylinders 8 are disposed at the front and rear ends of the base 3.
In this embodiment, the left and right sides of the rear end of the base 3 are connected with a pair of axle shafts through ear plate pins, a group of connecting transporting large cross beams 31 is added on the left and right sides of the front end, a traction seat is arranged in the middle of the transporting large cross beams 31, the transporting large cross beams are connected with a pair of axles with transporting goosenecks 32, the gooseneck heads of the transporting goosenecks 32 are provided with traction seats, and the whole transporting of the base structure is realized by utilizing the power of a tractor.
In this embodiment, the drill floor 2 is provided with a winch 7.
In the embodiment, a hydraulic cylinder centering mechanism 6 is arranged on the base 3, one end of the hydraulic cylinder centering mechanism 5 is hinged on the base 3, and the other end is connected with the hydraulic lifting mechanism 5; and the connection position of the hydraulic lifting mechanism 5 and the derrick 1 is adjusted by utilizing the hydraulic cylinder centering mechanism 6.
According to the derrick base structure, a derrick 1 is of a front opening K-shaped structure, the base structure is of a hydraulic folding structure, and a winch 7 is arranged on a drilling floor surface 2. Referring to fig. 9-12, the derrick 1 is horizontally mounted in the forward direction and the foundation structure is horizontally mounted in the backward direction. The derrick 1 and the base structure are lifted by means of the same set of hydraulic oil cylinders (the hydraulic lifting mechanism 5), the derrick 1 is lifted firstly, then the base structure is lifted, the hinge point of the hydraulic lifting mechanism 5 is located at the middle position of the base 3, and the connection position of the lifting oil cylinders and the derrick 1 is adjusted by means of the hydraulic oil cylinder centering mechanism 6.
The support legs of the derrick 1 root on the drilling floor surface 2, and compared with a traditional rotary lifting drilling machine, the independent herringbone frame module and the inverted triangle module from the drilling floor surface to the base seat are omitted, so that the derrick structure is lightened, and the transportation train number is reduced.
The hydraulic folding mechanism 4 consists of four groups of upright posts, namely a front telescopic upright post 41, a front upright post 42, a rear telescopic upright post 43 and a rear upright post 44, wherein the four groups of upright posts, the base 3 and the drilling platform 2 form 3 trapezoid structures, so that the base structure is ensured not to vibrate greatly in the drilling operation process; the front and rear telescopic stand columns are provided with pin shafts at two ends when the base is at a low position, the length of the stand columns is continuously increased in the lifting process, after the base is lifted in place, the length of the stand columns is remotely locked through the hydraulic pin penetrating mechanism 45, the front and rear stand columns, the base (the base 3 and the drilling platform 2) and the base upper and lower base form a parallelogram structure, the power of a hydraulic oil cylinder (the hydraulic lifting mechanism 5) is utilized for lifting, and the derrick base is easily lifted and placed by remote control.
The whole transportation of the derrick base structure can be realized without disassembling, wherein the derrick 1 is placed in a low-position state, a high support for lifting the derrick 1 is added, a traction seat is added below a crown block, the whole transportation of a transportation trailer is connected through a traction pin, a connecting rod lifting mechanism 100 is arranged at the middle lower section of the derrick 1, the base of the connecting rod lifting mechanism 100 is connected with an axle, a hydraulic power station 500 for a telescopic oil cylinder and a rope reversing machine 400 are arranged on the base, the whole hoisting system of the drilling machine is not disassembled in the transportation process, when a piston rod of the hydraulic oil cylinder stretches out, the rear side of a rocker of the connecting rod mechanism correspondingly lifts, a spherical mechanism at the end part of the remote rod is used for bearing a concave arc plate on a front thigh, a connecting pin at a supporting leg is removed, the derrick 1 is continuously lifted, the high support is removed after the derrick 1 is slowly recovered to be in a low-position transportation state, the connecting rod lifting mechanism 100 and the front thigh of the derrick 1 are fixed by using the traction vehicle, a group of pull rods 200 is arranged between the universal joints of two hubs below the derrick 1, and the axle are used for realizing the whole transportation of the derrick 1.
Two lifting cylinders 8 are respectively arranged at the front end and the rear end of the base 3, the base 3 and the drilling platform 2 are lifted to a proper height by utilizing a hydraulic cylinder, the left and right rear bases are connected with a double-axle through ear plate pin shafts, a group of transporting large cross beams 31 are additionally arranged on the left and right front bases, a traction seat is arranged in the middle of the transporting large cross beams 31, the traction seat is connected with a double-axle with a transporting gooseneck, the gooseneck head is provided with the traction seat, and the whole transporting of the base is realized by utilizing the power of a tractor.
Here, it should be noted that the description of the above technical solution is exemplary, and the present specification may be embodied in different forms and should not be construed as being limited to the technical solution set forth herein. Rather, these descriptions will be provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. Furthermore, the technical solution of the invention is limited only by the scope of the claims.
Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the invention is not limited to the above-described embodiments, but many variations are possible. Any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention should be considered to be within the scope of the present invention.
Claims (8)
1. A hydraulic folding derrick substructure, characterized in that: the hydraulic lifting mechanism is arranged between the base and the drilling platform, the bottom of the hydraulic lifting mechanism is hinged to the base, and when the derrick is lifted, the top of the hydraulic lifting mechanism is arranged at a first hinge point of the lower part of the derrick; when the base structure is lifted, the top of the hydraulic lifting mechanism is arranged at a second hinge point at the bottom of the derrick; the hydraulic lifting mechanism moves to drive the hydraulic folding mechanism to lift or fold.
2. The hydraulically folded derrick substructure of claim 1, wherein: the hydraulic folding mechanism comprises a front telescopic upright post, a front upright post, a rear telescopic upright post and a rear upright post which are sequentially arranged from front to back, wherein the front telescopic upright post and the front upright post form a first trapezoid structure with a base and a drilling platform, the front upright post and the rear telescopic upright post form a second trapezoid structure with the base and the drilling platform, and the rear telescopic upright post and the rear upright post form a third trapezoid structure with the base and the drilling platform; the front upright post and the rear upright post form a parallelogram structure with the base and the drilling platform.
3. The hydraulically folded derrick substructure of claim 2, wherein: and the front telescopic upright post and the rear telescopic upright post are respectively provided with a hydraulic pin penetrating mechanism for locking the length of the telescopic upright post.
4. The hydraulically folded derrick substructure of claim 1, wherein: the derrick is of a K-shaped structure with a front opening, and the supporting legs root on the drilling floor surface.
5. The hydraulically folded derrick substructure of claim 1, wherein: lifting oil cylinders are arranged at the front end and the rear end of the base.
6. The hydraulically folded derrick substructure of claim 1, wherein: the left side and the right side of the rear end of the base are connected with a one-line double-shaft axle through ear plate pin shafts, a group of large connecting and transporting beams are added on the left side and the right side of the front end, a traction seat is arranged in the middle of the large transporting beams and is connected with the one-line double-shaft axle with a gooseneck, and the gooseneck head is provided with the traction seat and realizes the whole transportation of the base by utilizing the power of a tractor.
7. The hydraulically folded derrick substructure of claim 1, wherein: the drilling platform is provided with a winch.
8. The hydraulically folded derrick substructure of claim 1, wherein: the hydraulic cylinder centering mechanism is arranged on the base, one end of the hydraulic cylinder centering mechanism is hinged on the base, and the other end of the hydraulic cylinder centering mechanism is connected with the hydraulic lifting mechanism; and adjusting the connection position of the hydraulic lifting mechanism and the derrick by utilizing the hydraulic oil cylinder centering mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410581230.5A CN118462066A (en) | 2024-05-11 | 2024-05-11 | Hydraulic folding derrick base structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410581230.5A CN118462066A (en) | 2024-05-11 | 2024-05-11 | Hydraulic folding derrick base structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118462066A true CN118462066A (en) | 2024-08-09 |
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ID=92149057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410581230.5A Pending CN118462066A (en) | 2024-05-11 | 2024-05-11 | Hydraulic folding derrick base structure |
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| Country | Link |
|---|---|
| CN (1) | CN118462066A (en) |
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- 2024-05-11 CN CN202410581230.5A patent/CN118462066A/en active Pending
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