CN205591825U - Big moment of torsion back -off table drive device is adorned to well drilling sled - Google Patents
Big moment of torsion back -off table drive device is adorned to well drilling sled Download PDFInfo
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- CN205591825U CN205591825U CN201520949436.5U CN201520949436U CN205591825U CN 205591825 U CN205591825 U CN 205591825U CN 201520949436 U CN201520949436 U CN 201520949436U CN 205591825 U CN205591825 U CN 205591825U
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- gear box
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- brake assembly
- hydraulic motor
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Abstract
The utility model belongs to the technical field of oil and natural gas mines the well drilling, specifically provide a big moment of torsion back -off table drive device is adorned to well drilling sled, including transmission support (9), hydraulic motor (1), shaft coupling (2), gearbox (3), cardan shaft (4), carousel (5) and brake assembly (6), hydraulic motor (1), gearbox and brake assembly (6) all are fixed in on transmission support (9), wherein, gearbox (3) is connected through shaft coupling (2) in hydraulic motor (1), and carousel (5) is connected through cardan shaft (4) in gearbox (3), brake assembly (6) are connected with gearbox (3). The utility model discloses a modularization skid - mounted structure, its process manipulate safe and reliable, and on -the -spot installation and dismantle fast, convenient can provide conventional carousel or top and drive the big torque value (being greater than 55000N. M) that can not provide and be used for handling well drilling technical failure in the pit.
Description
Technical field
This utility model relates to drilling applications, is applied particularly to oil and gas exploitation drilling technology field, is particularly well-suited to the process of down-hole fault in drilling process；Specifically a kind of drilling well skid high pulling torque back-off rotating blade drive and process.
Background technology
Rotary system is current most common drilling mode, and rotating disk is modal drilling equipment in rotary drilling method.In drilling operation course, occur that drilling tool blocks up the failure ratios such as brill, bit freezing more typically, then must process in time if there is down-hole technical failures such as drilling well stifled brill, bit freezings, be otherwise likely to result in bigger economic loss, blowout out of control accident, environmental pollution accident etc..If there is during the down-hole faults such as drilling tool stall, bit freezing it is generally required to reversion drilling tool dismantle BHA, but due to BHA, to glue card torque value the biggest, domestic and international existing treating method is to use the shackle by force of Type B tong, but this way exists tong deformation and the security risk of wire cable rupture.
At present, rig existing rotating disk peak torque can only achieve 36285N.M(rotating disk model both at home and abroad is ZP495), it is ZP375 that the Rotary table for drilling machine peak torque of less than 7000 meters can only achieve 32362N.M(rotating disk model), but the ZP275 rotating disk peak torque used on 4000 meters and following rig can only achieve 27495N.M, 40000 more than N.M must be reached processing down-hole accident drilling tool shackle instantaneous torque.Therefore, rig is difficult to dismantle thread of drilling tool by the way of rotating disk reversion when processing down-hole accident.
Utility model content
The purpose of this utility model is for occurring down-hole technical error in drilling operation course, the moment of torsion of conventional rotating disk cannot meet the problem that back-off operation requires, Type B tong exists security risk, and a kind of drilling well skid high pulling torque back-off rotating blade drive is provided, its device is provided that the high pulling torque more than 55000N.m, when there is the down-hole such as stall, bit freezing technical failure in down-hole in solution drilling tool, high pulling torque is provided thus dismantles drilling tool, release down-hole technical failure.
The technical solution of the utility model is: a kind of drilling well skid high pulling torque back-off rotating blade drive, including actuating device support, also includes hydraulic motor, shaft coupling, change speed gear box, universal drive shaft, rotating disk and brake assembly；Described hydraulic motor, change speed gear box and brake assembly are both secured on actuating device support；Wherein, hydraulic motor connects change speed gear box by shaft coupling, and change speed gear box connects rotating disk through universal drive shaft；Described brake assembly is connected with change speed gear box.
Above-mentioned hydraulic motor is fixed on actuating device support by hydraulic motor support；Described brake assembly is fixed on actuating device support by brake assembly support.
Above-mentioned rotating disk is fixed on support for rotary disc.
Above-mentioned support for rotary disc is fixed on actuating device support.
Above-mentioned shaft coupling is drum gear coupling.
Above-mentioned change speed gear box is the change speed gear box of four gears.
Above-mentioned change speed gear box possesses cooling and lubricating function, and this change speed gear box connects lubricating oil pump motor.
Above-mentioned brake assembly provides power to realize brake by compressed gas, the liquid of band pressure or electric power.
Above-mentioned brake assembly is provided with boost pump.
The beneficial effects of the utility model: this utility model can provide more than 5500 0N.M torque values, solve drilling tool and occur the failure problems such as stall, bit freezing in down-hole, lay down BHA.Modularity skid structure of the present utility model and the process of safety operation, it operates with safe and reliable, and its device is modularization assembling mode, in-site installation and dismantle quick and convenient, operates with safe and reliable, and economical and practical, technology content is higher.
Below with reference to accompanying drawing, this utility model is described in further details.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model device；
Fig. 2 is the power transmission schematic diagram of this utility model device.
Description of reference numerals: 1, hydraulic motor；2, shaft coupling；3, change speed gear box；4, universal drive shaft；5, rotating disk；6, brake assembly；7, support for rotary disc；8, brake assembly support；9, actuating device support；10, hydraulic motor support.
Detailed description of the invention
Below in conjunction with Fig. 1 and Fig. 2, this utility model is further described.
Embodiment 1:
As it is shown in figure 1, this utility model provides a kind of drilling well skid high pulling torque back-off rotating blade drive, including actuating device support 9, also include hydraulic motor 1, shaft coupling 2, change speed gear box 3, universal drive shaft 4, rotating disk 5 and brake assembly 6；Described hydraulic motor 1, change speed gear box and brake assembly 6 are both secured on actuating device support 9；Wherein, hydraulic motor 1 connects change speed gear box 3 by shaft coupling 2, and change speed gear box 3 connects rotating disk 5 through universal drive shaft 4；Described brake assembly 6 is connected with change speed gear box 3.Wherein hydraulic motor provides hydraulic power by the integrated hydraulic station that drilling well site is external；And shaft coupling 2 is connected with hydraulic motor 1, the power of hydraulic motor 1 can be passed；Hydraulic motor 1 is connected by change speed gear box 3 with shaft coupling 2, and the power of such hydraulic motor 1 can pass to change speed gear box 3；Brake assembly 6 is connected with reduction box 3, specifically can realize brake by the compressed air source unit air clutch of drilling well site and control；Rotating disk 5 is connected with universal drive shaft 4, and so power from change speed gear box 3 input just can pass to rotating disk 5.Hydraulic motor 1 utilizes Hydraulic Station that drilling well site provides as power source, by operation handle, hydraulic motor can be controlled operation, and control mode is divided into the rotating forward of hydraulic motor, inverts and stop.
The drilling well skid high pulling torque back-off rotating blade drive that the present embodiment is provided operate with process, comprise the following steps:
Connect lubricating structure to after a) being installed by described drilling well skid high pulling torque back-off rotating blade drive change speed gear box 3 change speed gear box 3 is lubricated；
Whether to hydraulic motor 1 provide the motor rotation direction at integrated hydraulic station of power correct, if rotation direction is the most right, then shuts down debugging and be allowed to normal if b) checking；
C) brake assembly 6 is operated, check whether its operation meets normal operating demand；
D) rotating disk 5 non-normal working refers to the down-hole fault that rotating disk 5 runs into when normal work, such as stifled brill, bit freezing duty；When running into rotating disk 5 non-normal working, first pull and brake assembly is controlled to normal danger, check rotating disk 5；Secondly brake assembly is carried out crawl operation, being placed on released position and normal danger, multi-pass operation can discharge the reaction torque of drilling tool the most back and forth, thus progressively discharges the kinetic energy on drilling rod, until release completely (so operation can ensure safety, and prevents drilling tool reversion from hurting sb.'s feelings).
Embodiment 2:
On the basis of embodiment 1, described hydraulic motor 1 is fixed on actuating device support 9 by hydraulic motor support 10, and the hydraulic motor support 10 concrete fixed form on actuating device support 9 is: hydraulic motor support 10 is arranged on above actuating device support 9 by modes such as welding or bolt connections.Described brake assembly 6 is fixed on actuating device support 9 by brake assembly support 8.Described rotating disk 5 is fixed on support for rotary disc 7.Described support for rotary disc 7 can individually become a stake body, it is also possible to is fixed on the support 9 of actuating device.Above-mentioned fixed installation mode can be welding, bolt connection etc..Described shaft coupling 2 is drum gear coupling.Described change speed gear box 3 is the change speed gear box of four gears, and hydraulic motor 1 is connected by change speed gear box 3 with drum cog-wheel coupling, and the power of such hydraulic motor 1 can pass to change speed gear box 3, and change speed gear box is provided that the speed change of rotating at least four gear.Described change speed gear box 3 possesses cooling and lubricating function, and this change speed gear box 3 connects lubricating oil pump motor.Described brake assembly 6 provides power to realize brake by compressed gas, the liquid of band pressure or electric power.Brake assembly 6 is for stopping the operating of change speed gear box, it includes brake gear, brake joystick etc., brake assembly can be operated by the compressed air gas source of drilling well site and clutch control device, brake assembly 6 can be installed boost pump and is beneficial to its work, this brake assembly and it include brake gear, brake joystick etc. be prior art parts, it is readily available under prior art conditions, its structure is the most no longer described in detail in detail.
Drilling well skid high pulling torque back-off rotating blade drive provided by the utility model operate with process, comprise the following steps:
Change speed gear box 3 is lubricated by the lubricating oil pump motor power supply connecting change speed gear box 3 after a) being installed by described drilling well skid high pulling torque back-off rotating blade drive；
Whether to hydraulic motor 1 provide the motor rotation direction at integrated hydraulic station of power correct, if rotation direction is the most right, then shuts down debugging and be allowed to normal if b) checking；
C) operating the brake joystick of brake assembly 6, brake joystick is pulled normal danger, now the brake gear of brake assembly 6 should hold brake disc tightly, it is achieved the brake to change speed gear box 3, and rotating disk (5) is inoperative；Brake joystick is pulled to released position, and the braking clamp of brake gear should be swift in motion, and its friction plate departs from brake disc, and the power output of change speed gear box 3 is not cut off；
D) rotating disk 5 non-normal working refers to the down-hole fault that rotating disk 5 runs into when normal work, such as stifled brill, bit freezing duty；When running into rotating disk 5 non-normal working, first pull and connect the brake joystick of brake assembly of change speed gear box 3 to normal danger, check rotating disk 5；Secondly brake joystick is carried out crawl operation, brake joystick is placed in released position and normal danger, the most repeatedly pull the reaction torque that can discharge drilling tool, thus progressively discharge the kinetic energy on drilling rod, until release completely, so operation can ensure safety, and prevents drilling tool reversion from hurting sb.'s feelings.
It is below the installing/dismounting simplified process of drilling well skid high pulling torque back-off rotating blade drive provided by the utility model:
Installation process: when occurring drilling well down-hole technical error to need that drilling tool is carried out back-off operation, the original rotating disk of on-the-spot replacing and actuating device, original rotating disk and actuating device are hung below rig floor by crane, device of the present utility model is hung on drilling floor surface, first this device is fixed on derrick floor joist, hydraulic line is connected by the Hydraulic Station then passing through situ of drilling well with hydraulic motor, then source of the gas is controlled pipeline is connected with brake assembly.
Unloading process: contrary with installation process.
The power of this utility model device transmits as shown in Figure 2, power pipeline of the present utility model is: hydraulic motor 1 provides power to pass to change speed gear box 3 by drum gear coupling, change speed gear box 3 can be provided at the speed change of four gears and is connected with universal drive shaft 4 by output shaft, universal drive shaft 4 is connected with rotating disk 5, so power of hydraulic motor 1 just can pass to rotating disk 5, and rotating disk 5 can realize the rotating speed of at least four gear and can realize rotating.Brake assembly 6 can realize brake in rotating disk operation process.
When this utility model device is particularly applicable on ZJ40LDB rig, and hydraulic motor model is RM3150X, and geometry discharge capacity is 3.167L/r, and specified hydraulic working pressure is 18MPa, and the range of speeds is 1～160r/min；Rotating disk is ZP275；Change speed gear box is two gears, and one-level gear ratio is 1.02, and two stage speed change ratio is 1.82.When Hydraulic Station provides the force value of 18MPa to hydraulic motor, rotary speed is 27r/min, and torque value is 56000N.M.
When this utility model device is particularly applicable on ZJ50LDB rig, and hydraulic motor model is RM3150X, and geometry discharge capacity is 3.167L/r, and specified hydraulic working pressure is 18MPa, and the range of speeds is 1～160r/min；Rotating disk is ZP375；Change speed gear box is two gears, and one-level gear ratio is 1.02, and two stage speed change ratio is 1.82.When Hydraulic Station provides the force value of 18MPa to hydraulic motor, rotary speed is 18r/min, and torque value is 58500N.M.
To sum up, this utility model can provide more than 5500 0N.M torque values, solves drilling tool and occurs the failure problems such as stall, bit freezing in down-hole, lays down BHA；Modularity skid structure of the present utility model and the process of safety operation, it operates with safe and reliable, and its device is modularization assembling mode, in-site installation and dismantle quick and convenient, operates with safe and reliable, and economical and practical, technology content is higher.
In present embodiment, the part of not narration in detail belongs to the known conventional means of the industry, describes the most one by one.Exemplified as above is only to illustration of the present utility model, is not intended that the restriction to protection domain of the present utility model, within the every and same or analogous design of this utility model belongs to protection domain of the present utility model.
Claims (9)
1. a drilling well skid high pulling torque back-off rotating blade drive, including actuating device support (9), it is characterised in that: also include hydraulic motor (1), shaft coupling (2), change speed gear box (3), universal drive shaft (4), rotating disk (5) and brake assembly (6)；Described hydraulic motor (1), change speed gear box and brake assembly (6) are both secured on actuating device support (9)；Wherein, hydraulic motor (1) connects change speed gear box (3) by shaft coupling (2), and change speed gear box (3) connects rotating disk (5) through universal drive shaft (4)；Described brake assembly (6) is connected with change speed gear box (3).
2. a kind of drilling well skid high pulling torque back-off rotating blade drive as claimed in claim 1, it is characterised in that: described hydraulic motor (1) is fixed on actuating device support (9) by hydraulic motor support (10)；Described brake assembly (6) is fixed on actuating device support (9) by brake assembly support (8).
3. a kind of drilling well skid high pulling torque back-off rotating blade drive as claimed in claim 1, it is characterised in that: described rotating disk (5) is fixed on support for rotary disc (7).
4. a kind of drilling well skid high pulling torque back-off rotating blade drive as claimed in claim 3, it is characterised in that: described support for rotary disc (7) is fixed on actuating device support (9).
5. a kind of drilling well skid high pulling torque back-off rotating blade drive as claimed in claim 1, it is characterised in that: described shaft coupling (2) is drum gear coupling.
6. a kind of drilling well skid high pulling torque back-off rotating blade drive as claimed in claim 1, it is characterised in that: described change speed gear box (3) is the change speed gear box of four gears.
7. a kind of drilling well skid high pulling torque back-off rotating blade drive as described in claim 1 or 6, it is characterised in that: described change speed gear box (3) possesses cooling and lubricating function, and this change speed gear box (3) connects lubricating oil pump motor.
8. a kind of drilling well skid high pulling torque back-off rotating blade drive as claimed in claim 1, it is characterised in that: described brake assembly (6) provides power to realize brake by compressed gas, the liquid of band pressure or electric power.
9. a kind of drilling well skid high pulling torque back-off rotating blade drive as claimed in claim 1, it is characterised in that: described brake assembly (6) is provided with boost pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520949436.5U CN205591825U (en) | 2015-11-25 | 2015-11-25 | Big moment of torsion back -off table drive device is adorned to well drilling sled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520949436.5U CN205591825U (en) | 2015-11-25 | 2015-11-25 | Big moment of torsion back -off table drive device is adorned to well drilling sled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205591825U true CN205591825U (en) | 2016-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520949436.5U Expired - Fee Related CN205591825U (en) | 2015-11-25 | 2015-11-25 | Big moment of torsion back -off table drive device is adorned to well drilling sled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205591825U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105350908A (en) * | 2015-11-25 | 2016-02-24 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | Prying large-torque invertedly-arranged rotating disc driving device and technique forwell |
-
2015
- 2015-11-25 CN CN201520949436.5U patent/CN205591825U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105350908A (en) * | 2015-11-25 | 2016-02-24 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | Prying large-torque invertedly-arranged rotating disc driving device and technique forwell |
| CN105350908B (en) * | 2015-11-25 | 2019-03-15 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | A kind of drilling well skid large torque back-off rotating blade drive and process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160921 Termination date: 20201125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |