CN215830439U - Skid-mounted well drilling machine - Google Patents
Skid-mounted well drilling machine Download PDFInfo
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- CN215830439U CN215830439U CN202121496969.4U CN202121496969U CN215830439U CN 215830439 U CN215830439 U CN 215830439U CN 202121496969 U CN202121496969 U CN 202121496969U CN 215830439 U CN215830439 U CN 215830439U
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Abstract
The utility model relates to the technical field of drilling machines, in particular to a skid-mounted water well drilling machine, which comprises a generator set, a VFD (vacuum-assisted drilling) room, a winch, a turntable, a slurry pump, a derrick and a base, wherein the VFD room is arranged on the base; the generator set is connected with the VFD room, the VFD room is connected with the winch, the turntable and the slurry pump, the winch, the turntable and the slurry pump are driven independently, and alternating current generated by the generator set is rectified and inverted by the VFD room and then drives the winch, the turntable and the slurry pump respectively; the derrick is mounted on the base; the winch is located on the rear side of the base and connected with the traveling block through a drilling large rope, and the lifting large rope is connected with the traveling block and the derrick through a lifting tripod. The utility model has the advantages of high equipment modularization degree, high automation level and simple and convenient integral installation, is mainly used for developing underground water level and geothermal wells, and solves the problems of shallow drilling depth, mechanical transmission and low transmission efficiency of the existing vehicle-mounted water well drilling machine.
Description
Technical Field
The utility model relates to the technical field of drilling machines, in particular to a skid-mounted well drilling machine.
Background
In terms of drilling capability, the production of well drilling machines forms a series from shallow wells to deep wells (the middle shallow holes are 150-500 m, the middle deep holes are 500-1000 m, and the deep holes are 1000-3700 m) in China primarily, and with continuous development, nearly hundreds of types of well drilling machines are produced, so that the situation that shallow wells and middle deep well drilling machines are mainly used in the past is primarily changed, and the decline of underground water levels and the development of geothermal wells are main factors for promoting the rapid development of deep well drilling machines. The well drilling machines used in large quantity at present mainly have a bulk type and a vehicle type, and the drilling depths of the bulk type and the vehicle type well drilling machines are shallow (about 500 meters), are mostly in mechanical transmission, and the transmission efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provides a skid-mounted well drilling machine, which is mainly used for deep wells, wherein the main transmission equipment such as a rotary table, a slurry pump and a winch are designed into independent modules and are driven independently, and the maximum well drilling depth can reach 3500m (calibrated according to a phi 89 inch drill rod).
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a skid-mounted well drilling machine comprises a generator set, a VFD (vacuum reciprocating rig) room, a winch, a rotary table, a slurry pump, a derrick and a base; the generator set is connected with the VFD room, the VFD room is connected with the winch, the turntable and the slurry pump, the winch, the turntable and the slurry pump are driven independently, the generator set generates alternating current, and the alternating current is rectified and inverted by the VFD room and then drives the winch, the turntable and the slurry pump respectively; the derrick is mounted on the base; the winch is located on the rear side of the base and connected with the traveling block through a drilling large rope, and the lifting large rope is connected with the traveling block and the derrick through a lifting tripod. The utility model has high equipment modularization degree and simple and convenient integral installation.
Furthermore, the generator set adopts two HDC750 diesel generator sets or two 600kW diesel generator sets as power to generate 3-phase 600V/50Hz alternating current to supply power for a winch, a turntable and a slurry pump, and a parallel cabinet is arranged, so that the parallel operation function can be realized.
Furthermore, the turntable is driven by an alternating current variable frequency motor with the rated power of 250kW through a reduction box; the winch is driven by an alternating current variable frequency motor with the rated power of 250kW in a variable speed way through a reduction box; the mud pump is driven by two AC variable frequency motors with the rated power of 300 kW.
Furthermore, the base is of a box-stacked structure and comprises a left lower base, a right lower base, a left upper base and a right upper base, and the inner periphery of the table top; the left lower base, the right upper base, the left upper base and the inner periphery of the table board are connected through pins.
Furthermore, the derrick body is divided into three sections, wherein the sections are connected with one another, and the sheet frame is connected with the sheet frame through pin ear plates; each section of the main body is divided into a left sheet frame and a right sheet frame; the rear parts of the first section of the left and right sheet racks are connected with each other by a back fan steel frame, and the rear parts of the second and third sections of the left and right sheet racks are connected with each other by a steel frame and diagonal draw bars, so that the three sections of derricks form a whole to form a front opening II-shaped structure of a derrick main body. During installation, the stand box and the rotary disk face are parallel and level to the drilling platform face, the first section of the derrick is installed after the upper base and the lower base of the base are installed, the derrick is installed horizontally at a low position, the sections and the back beam are connected through pin shafts, the first section, the second section and the third section of the derrick are installed in sequence after the left and right two sections of the derrick are assembled, and after the base and the derrick are installed, the winch rotates and winds the drilling big rope to drive the traveling block to lift upwards so as to drive the lifting big rope to drag the derrick to lift in place.
Furthermore, the skid-mounted well drilling machine further comprises a solid control device, wherein the solid control device is powered by the VFD room and is used for the three-stage purification process of the drilling fluid.
Furthermore, the skid-mounted water well drilling machine further comprises an electric control system, the electric control system comprises a transformer room and a driller room, the transformer room can be configured to select a grid power or diesel generating set to supply power to the drilling machine, the voltage of the high-voltage side of the transformer room is 10KV, the voltage of the low-voltage side of the transformer room is 380V, the high-voltage side of the transformer room is configured with a wire-incoming switch cabinet and is connected with the grid power, and the low-voltage side of the transformer room is configured with a switch cabinet and is connected with the VFD room, so that the power supply to the VFD room can be realized; the driller room is arranged on one side of the base. The electric control system adopts an AC-DC-AC variable frequency control technology, obtains good drilling characteristics, is stable in starting, high in transmission efficiency and capable of automatically and evenly distributing loads.
The utility model has the technical effects that:
compared with the prior art, the skid-mounted water well drilling machine mainly comprises a winch, a rotary table, a slurry pump, a VFD (vacuum fast recovery) room, a driller room, a base, a derrick and the like, is provided with a complete set of solid control system, and the winch, the rotary table and the slurry pump are driven independently, so that the equipment modularization degree is high, the automation level is high, the whole installation is simple and convenient, the maximum drilling well depth of the drilling machine can reach 3500m, and the skid-mounted water well drilling machine is mainly used for development of underground water level lower and geothermal wells.
Drawings
FIG. 1 is a drill floor plan of the present invention;
FIG. 2 is a schematic structural diagram of a derrick and a base before lifting;
FIG. 3 is a left side view of the derrick and substructure construction of the utility model;
figure 4 is a front view of the derrick and substructure construction of the utility model.
In the figure, a generator set 1, a VFD (vacuum reciprocating-vacuum drilling) room 2, a winch 3, a turntable 4, a slurry pump 5, a derrick 6, a base 7, a solid control area 8, a lower base 9, an upper base 10, a section I11, a section II 12, a section III 13, a back fan steel frame 14, a steel frame 15, a diagonal draw bar 16, a drilling big rope 17, a lifting big rope 18, a traveling block 19, a transformer room 20 and a driller room 21.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings of the specification.
Example (b):
as shown in fig. 1, the skid-mounted water well drilling machine according to the embodiment includes a generator set 1, a VFD room 2, a winch 3, a turntable 4, a slurry pump 5, a derrick 6, a base 7 and an electric control system.
The skid-mounted water well drilling machine adopts two HDC750 diesel generator sets 1 as power, generates 3-phase 600V/50Hz alternating current, is rectified and inverted by a VFD room 2 to be changed into 0-600V alternating current, and respectively drives a winch 3, a turntable 4 and a mud pump 5. The rotary table 4 is independently driven and is driven by an alternating current variable frequency motor with the rated power of 250kW through a reduction box; the winch 3 is driven by an alternating current variable frequency motor with the rated power of 250kW in a variable speed manner through a reduction box, and the winch 3 adopts a braking mode combining hydraulic disc type braking and motor energy consumption braking; the mud pump 5 is driven by two alternating current variable frequency motors with the rated power of 300 kW.
As shown in fig. 4, the derrick 6 main body is divided into three sections, and the sections are connected with each other, and the sheet frame is connected with the sheet frame through pin ear plates; each section of the main body is divided into a left sheet frame and a right sheet frame; the rear parts of the left and right sheet frames of the first section 11 are connected with each other by a back fan steel frame 14, and the rear parts of the left and right sheet frames of the second section 12 and the third section 13 are connected with each other by a steel frame 15 and a diagonal draw bar 16, so that the three sections of derricks 6 form a whole to form a front opening II-shaped structure of a main body of the derricks 6.
As shown in fig. 1 and 3, the base 7 is of a box-stacked structure and comprises a left lower base 9, a right lower base 10, a left upper base 10, an inner periphery of a table top and the like; the top layer of the base 7 is in a traditional layout, the winch 3 is arranged on the rear side, the driller room 21 and the driller bias room are arranged on the left side, and the inner concave cable groove is formed in the rear side of the drill floor.
The skid-mounted water well drilling machine is provided with three mud tanks and a filling pump, and the three-stage purification process of the drilling fluid is realized through solid control equipment such as a vibrating screen, a sand remover, a centrifugal machine and the like in the solid control area 8.
As shown in fig. 1, the electric control system includes a transformer room 20 and a driller room 21, the transformer room 20 is configured to select a grid power or a diesel generator set to supply power to the drilling machine, the voltage of the high-voltage side of the transformer room 20 is 10KV, the voltage of the low-voltage side is 380V, the high-voltage side is configured with a line-incoming switch cabinet and is connected with the grid power, and the low-voltage side is configured with a switch cabinet and is connected with the VFD room, so that power supply to the VFD room can be realized; the driller room 21 is arranged on one side of the base. The electric control system adopts an AC-DC-AC variable frequency control technology, obtains good drilling characteristics, is stable in starting, high in transmission efficiency and capable of automatically and evenly distributing loads.
The electric control system adopts an AC-DC-AC variable frequency control technology, obtains good drilling characteristics, is stable in starting, high in transmission efficiency and capable of automatically and evenly distributing loads.
The driller console of the skid-mounted water well drilling machine is provided with a touch screen and is used for selecting and controlling main equipment of the drilling machine by the driller, monitoring operation parameters, giving a fault alarm and the like.
The working principle is as follows: as shown in fig. 1-4, after the upper and lower bases 9 of the base 7 are installed, the i section 11 of the derrick 6 is installed, the derrick 6 is installed horizontally at a low position, the sections and the back beam are connected by a pin, after the left and right two sections of the derrick 6 are assembled, the i section 11, the ii section 12 and the iii section 13 of the derrick 6 are installed in sequence, after the base 7 and the derrick 6 are installed, the winch 3 rotates and winds the drilling rope 17 to drive the traveling block 19 to lift upwards, so as to drive the hoisting rope 18 to drag the derrick 6 to hoist in place. Before the derrick 6 is lifted, the winch 3, the driller room 21, the generator set 1, the VFD room 2, cables and related accessories are installed in place, and the generator set 1 and the VFD room 2 are debugged. Lifting flow: the hoisting rope 18 is connected with the traveling block 19 and the ear plate of the derrick 6 through a hoisting tripod, and the drilling rope 17 is used for connecting the traveling block 19 and the winch 3. The winch 3 is started to rotate, the drilling big rope 17 is wound on the roller of the winch 3, the drilling big rope 17 drives the traveling block 19 to move towards the crown block, and the lifting tripod connected with the traveling block 19 drives the lifting big rope 18, so that the derrick 6 is pulled to lift. After the derrick 6 is lifted in place, the lifting rope 18 and the lifting tripod can be detached. The winch 3, the turntable 4 and the slurry pump 5 are independently driven to form an independent driving unit, so that the operation and control are convenient, the maximum drilling well depth of the drilling machine can reach 3500m (calibrated according to a phi 89 inch drill rod), the drilling machine mainly comprises the winch 3, the turntable 4, the slurry pump 5, the VFD room 2, the driller room 21, a base 7, a derrick 6 and the like, a complete set of solid control system is configured, the equipment modularization degree is high, the automation level is high, the whole installation is simple and convenient, and the drilling machine is mainly used for developing underground water level (between 1000m and 3500m below the horizontal plane) and geothermal wells.
The above embodiments are only specific examples of the present invention, and the protection scope of the present invention includes but is not limited to the product forms and styles of the above embodiments, and any suitable changes or modifications made by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a sled dress formula well rig which characterized in that: the system comprises a generator set, a VFD room, a winch, a turntable, a slurry pump, a derrick and a base; the generator set is connected with the VFD room, the VFD room is connected with the winch, the turntable and the slurry pump, the winch, the turntable and the slurry pump are driven independently, the generator set generates alternating current, and the alternating current is rectified and inverted by the VFD room and then drives the winch, the turntable and the slurry pump respectively; the derrick is mounted on the base; the winch is located on the rear side of the base and connected with the traveling block through a drilling large rope, and the lifting large rope is connected with the traveling block and the derrick through a lifting tripod.
2. The skid-mounted water well drilling machine of claim 1, wherein: the generator set adopts two HDC750 diesel generator sets or two 600kW diesel generator sets as power to generate 3-phase 600V/50Hz alternating current.
3. A skid-mounted water well drilling machine according to claim 1 or 2, wherein: the turntable is driven by an alternating current variable frequency motor with the rated power of 250kW through a reduction box; the winch is driven by an alternating current variable frequency motor with the rated power of 250kW in a variable speed way through a reduction box; the mud pump is driven by two AC variable frequency motors with the rated power of 300 kW.
4. The skid-mounted water well drilling machine of claim 3, wherein: the base is of a box-stacked structure and comprises a left lower base, a right lower base, a left upper base and a right upper base, and the inner periphery of the table top; the left lower base, the right upper base, the left upper base and the inner periphery of the table board are connected through pins.
5. A skid-mounted water well drilling rig according to claim 1, 2 or 4, wherein: the derrick body is divided into three sections, the sections are connected with one another, and the sheet frame is connected with the sheet frame through pin ear plates; each section of the main body is divided into a left sheet frame and a right sheet frame; the rear parts of the first section of the left and right sheet frames are connected with each other by a back fan steel frame, the rear parts of the second and third sections of the left and right sheet frames are connected with each other by a steel frame and diagonal draw bars, and the three sections of derricks form a whole to form a front opening II-shaped structure of a derrick main body.
6. The skid-mounted water well drilling machine of claim 5, wherein: the skid-mounted well drilling machine further comprises a solid control device, and the solid control device is powered by the VFD room.
7. A skid-mounted water well drilling machine according to claim 1 or 2 or 4 or 6, wherein: the skid-mounted well drilling machine further comprises an electric control system, the electric control system comprises a transformer room and a driller room, the transformer room is configured to select grid power or a diesel generating set to supply power to the drilling machine, the voltage of the high-voltage side of the transformer room is 10KV, the voltage of the low-voltage side of the transformer room is 380V, the high-voltage side is configured with a wire-incoming switch cabinet and is connected with the grid power, and the low-voltage side is configured with a switch cabinet and is connected with a VFD room.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121496969.4U CN215830439U (en) | 2021-07-01 | 2021-07-01 | Skid-mounted well drilling machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121496969.4U CN215830439U (en) | 2021-07-01 | 2021-07-01 | Skid-mounted well drilling machine |
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| CN215830439U true CN215830439U (en) | 2022-02-15 |
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| CN202121496969.4U Active CN215830439U (en) | 2021-07-01 | 2021-07-01 | Skid-mounted well drilling machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11955782B1 (en) | 2022-11-01 | 2024-04-09 | Typhon Technology Solutions (U.S.), Llc | System and method for fracturing of underground formations using electric grid power |
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2021
- 2021-07-01 CN CN202121496969.4U patent/CN215830439U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11955782B1 (en) | 2022-11-01 | 2024-04-09 | Typhon Technology Solutions (U.S.), Llc | System and method for fracturing of underground formations using electric grid power |
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