CN102701093A - Mechanically-driven double-gear winch for casing drilling machine - Google Patents
Mechanically-driven double-gear winch for casing drilling machine Download PDFInfo
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- CN102701093A CN102701093A CN2012101902297A CN201210190229A CN102701093A CN 102701093 A CN102701093 A CN 102701093A CN 2012101902297 A CN2012101902297 A CN 2012101902297A CN 201210190229 A CN201210190229 A CN 201210190229A CN 102701093 A CN102701093 A CN 102701093A
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- winch
- drive shaft
- speed reduction
- reduction gearing
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Abstract
The invention discloses a mechanically-driven double-gear winch for a casing drilling machine. The double-gear winch comprises a winch input shaft and a speed reducing shifting mechanism, wherein the speed reducing shifting mechanism comprises a high-gear speed reducing mechanism and a low-gear speed reducing mechanism. The double-gear winch is characterized in that the winch input shaft is respectively connected with input ends of the high-gear speed reducing mechanism and the low-gear speed reducing mechanism; both the high-gear speed reducing mechanism and the low-gear speed reducing mechanism are chain wheel and chain driven mechanisms; the output end of the low-gear speed reducing mechanism is connected with a driving shaft at one end of a roller through a first air tube clutch; the output end of the high-gear speed reducing mechanism is connected with a driving shaft at other end of the roller through a second air tube clutch; and a third air tube clutch is arranged on the drive shaft on the high-gear speed reducing mechanism. By adoption of the double-gear winch, gears are reduced, the structure is simplified, the shortcoming that the gears are required to be frequently shifted during tripping of the conventional winch is overcome, the structure of a winch control part can be simultaneously simplified, and the double-gear winch is simply operated, the driving efficiency of the winch is effectively improved; and therefore, the working efficiency is improved, and the energy consumption is reduced.
Description
Technical field
The present invention relates to drilling well winch field, especially a kind of mechanical drive two spotting hoists that are applied to casing drilling rig (well depth below 4000 meters).
Background technology
The drilling well winch is one of core component of borer system, also is the main bont that bores the equipment of repairing.Winch not only is used for the effect of drilling and following pipe box, also is used for the effect of drilling process control the pressure of the drill, the speed-changing mechanism and the intermediate transmission mechanism of serving as rotating disk in addition, and the integral lifting of derrick.
In China, the mechanical drawworks that is used for oil-well rig is mainly many spotting hoists of multiaxis chain gear, is characterized at present: adopt whole case structure, the multiaxis chain gear through clutch gear-shift, is generally 4～6 mechanical gears.This winch capacity is stronger, and maximum lift speed is bigger, but complex structure, volume is big, and driving efficiency is low, when winch makes a trip, needs shift hunting, is difficult to satisfy effectively the requirement of casing drilling technology.The fundamental point of casing drilling rig technology is directly to adopt sleeve pipe (replacing traditional drilling rod) to transmit mechanical energy and hydraulic energy to the down-hole; DHA is connected on below the casing string; The case in while creeping into is made sleeve pipe that drill string uses and is stayed and make completion in the well and use after the finishing drilling.The casing drilling drilling rig technique is to be merged into an operation process with creeping into case in, and no longer needs conventional round trip, and its supporting winch is mainly used in sleeve pipe and creeps into, controls the pressure of the drill, derrick telescoping etc., and two promote gear and both can realize the operating mode operation.
Summary of the invention
The objective of the invention is to propose that a kind of gear reduces, simple in structure, the mechanical drive that is applied to the casing drilling rig two spotting hoists that improve driving efficiency to the technical matters that exists in the above-mentioned prior art.
The present invention addresses the above problem the technical scheme that is adopted to be: a kind of mechanical drive two spotting hoists that are applied to the casing drilling rig; Comprise winch input shaft, deceleration gearshift; Said deceleration gearshift comprises high-grade speed reduction gearing, low-grade speed reduction gearing, it is characterized in that said winch input shaft is connected with the input end of high-grade speed reduction gearing, low-grade speed reduction gearing respectively; Described high-grade speed reduction gearing, low-grade speed reduction gearing are the sprocket chain strip transmission mechanism; The mouth of low-grade speed reduction gearing links to each other with the axle drive shaft of cylinder one end through first air tube clutch; The mouth of high-grade speed reduction gearing links to each other with the axle drive shaft of the cylinder other end through second air tube clutch, and the 3rd air tube clutch is installed on the high-grade speed reduction gearing.
By technique scheme; Described low-grade speed reduction gearing comprises first tween drive shaft; The winch input shaft drives the motion of first tween drive shaft through the sprocket chain bar; First tween drive shaft drives the axle drive shaft motion of cylinder one end through first air tube clutch through sprocket wheel; Described high-grade speed reduction gearing comprises second tween drive shaft, and the winch input shaft drives the motion of second tween drive shaft through the sprocket wheel chain through the 3rd air tube clutch, and second tween drive shaft drives the axle drive shaft motion of the cylinder other end through second air tube clutch through sprocket wheel.
By technique scheme, the right ends of said cylinder is respectively equipped with the hydraulic disc brake device.
By technique scheme, also comprise assist brake, described assist brake adopts the water cooled electromagnetic eddy current brake, and assist brake is connected with the axle drive shaft of the cylinder other end through tooth clutch.
By technique scheme, also comprise emergency mechanism, said emergency mechanism comprises emergent motor, retarder and emergent tooth clutch, emergency mechanism is installed in an end of winch input shaft through emergent tooth clutch.
In the casing drilling operation; When the needs high tap position is worked, throw off first air tube clutch, winch power by and the car transmission gearbox on winch takeoff output beam warp versatile spindle drive the motion of winch input shaft; Extension closes second air tube clutch, the 3rd air tube clutch, can obtain the high tap position of winch; When the needs low-grade location is worked, throw off second air tube clutch, the 3rd air tube clutch on the high-grade speed reduction gearing, the winch input shaft drives the input end motion of low-grade speed reduction gearing, hangs and closes first air tube clutch, can obtain the low-grade location of winch.
The technique effect that the present invention is compared with prior art obtained is: 1, gear of the present invention reduces, and designs simplification needs the shortcoming of buty shifting when overcoming the existing machinery winch and making a trip; Make operation simpler; Effectively improved the winch driving efficiency, and then improved operating efficiency, cut down the consumption of energy.When 2, creeping into owing to the casing drilling rig is that single sleeve pipe creeps into, and need not promote thribble, and derrick height reduces, and the master rotor of supporting winch holds the rope amount to be reduced, and under diameter of cylinder and wirerope diameter unmodified situation, the length of cylinder is corresponding to be reduced.The one side that reduces of drum length helps cylinder row rope, is not prone to rope, the disorder cable situation of stinging; The winch volume is reduced, designs simplification, oad reduces, and weight is corresponding to be alleviated, and reduces floor area, practices thrift cost.
Description of drawings
Fig. 1 is a structural representation of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described further.
As shown in Figure 1
,The present invention includes winch input shaft, deceleration gearshift, braking mechanism and emergency mechanism four parts.And the band winch axle in the car transmission gearbox drives 13 motions of winch input shaft through versatile spindle; Described deceleration gearshift comprises low-grade speed reduction gearing, high-grade speed reduction gearing, and the input shaft 13 of winch links to each other with the input end of low-grade speed reduction gearing, high-grade speed reduction gearing respectively through the sprocket wheel chain; Low-grade speed reduction gearing is made up of tween drive shaft 17, air tube clutch 1, sprocket wheel 14, sprocket wheel 16, sprocket wheel 18, sprocket wheel 2 and chain, and low-range reduction mechanism links to each other with the axle drive shaft of cylinder 3 one ends through air tube clutch 1; High-grade speed reduction gearing is made up of tween drive shaft 19, air tube clutch 9, air tube clutch 6, sprocket wheel 11, sprocket wheel 10, sprocket wheel 12, sprocket wheel 20, sprocket wheel 8 and chain, and high-grade reduction gear links to each other with the axle drive shaft of cylinder 3 other ends through air tube clutch 9, air tube clutch 6; Winch brake mechanism comprises major-minor brake; Main brake adopts two groups of hydraulic disc brakes 4,5; Two groups of hydraulic disc brakes 4,5 are separately positioned on the two ends of winch drum 3; Assist brake adopts water cooled electromagnetic eddy current brake 7, and the employing tooth clutch connects between the axle drive shaft of assist brake 7 and the cylinder other end.Be purpose of safe operation, at input shaft one end emergency facility 15 be set, emergency facility 15 comprises emergent motor, retarder and emergent tooth clutch; When main motor breaks down or during cisco unity malfunction; Start emergency facility 15, drive the deceleration gearshift, reach the purpose that promotes maximum drill string weight through emergent tooth clutch; Guarantee downhole safety and operator safety, and can realize emergent operations such as derrick telescoping, movable drilling tool.
During the casing drilling operation, winch power by and the car transmission gearbox on band winch beam warp versatile spindle be input to winch input shaft 13, the sprocket wheel 11 on the winch input shaft, sprocket wheel 14 drive sprocket wheel 10 and the sprocket wheel on the tween drive shaft 17 16 rotations of tween drive shaft 19 respectively; Throw off the air tube clutch 9 on the tween drive shaft 19, this moment, sprocket wheel 10 was done idle running, and power transmits on the sprocket wheel 16 through chain through sprocket wheel 14; Sprocket wheel 16 drives tween drive shaft 17 motions, and tween drive shaft 17 drives sprocket wheel 18 and rotates, and sprocket wheel 18 is delivered to power on the sprocket wheel 2 through chain; At this moment; Extension closes air tube clutch 1, and the axle drive shaft motion that sprocket wheel 2 drives cylinder 3 one ends can realize low-grade location work.When the needs high tap position is worked, throw off air tube clutch 1, sprocket wheel 2 is done idle running; Power is delivered on the sprocket wheel 10 through chain through sprocket wheel 11, hangs and closes the air tube clutch 9 on the tween drive shaft 19, and sprocket wheel 10 drives tween drive shaft 19 motions; Sprocket wheel 12 on the tween drive shaft 19 drives sprocket wheel 20 through chain and rotates, and hangs and closes air tube clutch 6, and power is delivered on the sprocket wheel 8 through chain through sprocket wheel 20; The axle drive shaft motion that sprocket wheel 8 drives cylinder 3 other ends can realize high tap position work.Sprocket wheel 16, sprocket wheel 18 on the tween drive shaft 17 is in idling conditions at this moment.
Matching used two spotting hoists of casing drilling rig are mainly used in sleeve pipe and creep into, control the pressure of the drill, derrick telescoping etc.; Two promote gear and both can realize the operating mode operation; Need the shortcoming of buty shifting when overcoming the existing machinery winch and making a trip, make operation simpler, effectively improved the winch driving efficiency; And then the raising operating efficiency, cut down the consumption of energy.Simultaneously, be that single sleeve pipe creeps into when creeping into owing to the casing drilling rig, need not promote thribble, derrick height reduces, and the master rotor of supporting winch holds the rope amount and can significantly reduce.
Claims (5)
1. mechanical drive two spotting hoists that are applied to the casing drilling rig; Comprise winch input shaft, deceleration gearshift; Said deceleration gearshift comprises high-grade speed reduction gearing, low-grade speed reduction gearing, it is characterized in that said winch input shaft is connected with the input end of high-grade speed reduction gearing, low-grade speed reduction gearing respectively; Described high-grade speed reduction gearing, low-grade speed reduction gearing are the sprocket chain strip transmission mechanism; The mouth of low-grade speed reduction gearing links to each other with the axle drive shaft of cylinder one end through first air tube clutch; The mouth of high-grade speed reduction gearing links to each other with the axle drive shaft of the cylinder other end through second air tube clutch, and the 3rd air tube clutch is installed on the transmission shaft of high-grade speed reduction gearing.
2. a kind of mechanical drive two spotting hoists that are applied to the casing drilling rig according to claim 1; It is characterized in that described low-grade speed reduction gearing comprises first tween drive shaft; The winch input shaft drives the motion of first tween drive shaft through the sprocket chain bar; First tween drive shaft drives the axle drive shaft motion of cylinder one end through first air tube clutch through sprocket wheel; Described high-grade speed reduction gearing comprises second tween drive shaft, and the winch input shaft drives the motion of second tween drive shaft through the sprocket wheel chain through the 3rd air tube clutch, and second tween drive shaft drives the axle drive shaft motion of the cylinder other end through second air tube clutch through sprocket wheel.
3. a kind of mechanical drive two spotting hoists that are applied to the casing drilling rig according to claim 2 is characterized in that the right ends of said cylinder is respectively equipped with the hydraulic disc brake device.
4. a kind of machine mechanical drive two spotting hoists that casing drilling bores that are applied to according to claim 3; It is characterized in that also comprising assist brake; Described assist brake adopts the water cooled electromagnetic eddy current brake, and assist brake is connected with the axle drive shaft of the cylinder other end through tooth clutch.
5. a kind of mechanical drive two spotting hoists that are applied to the casing drilling rig according to claim 1 and 2; It is characterized in that also comprising emergency mechanism; Said emergency mechanism comprises emergent motor, retarder and emergent tooth clutch, and emergency mechanism is installed in an end of winch input shaft through emergent tooth clutch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210190229.7A CN102701093B (en) | 2012-06-11 | 2012-06-11 | Mechanically-driven double-gear winch for casing drilling machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210190229.7A CN102701093B (en) | 2012-06-11 | 2012-06-11 | Mechanically-driven double-gear winch for casing drilling machine |
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| CN102701093A true CN102701093A (en) | 2012-10-03 |
| CN102701093B CN102701093B (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210190229.7A Active CN102701093B (en) | 2012-06-11 | 2012-06-11 | Mechanically-driven double-gear winch for casing drilling machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105035988A (en) * | 2015-06-29 | 2015-11-11 | 南阳二机石油装备(集团)有限公司 | Integral four-shaft chain transmission direct current boring winch |
| CN105540470A (en) * | 2016-02-17 | 2016-05-04 | 宁波新宏液压有限公司 | Double-clutch rope arranging device of winch and application of rope arranging device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2350371Y (en) * | 1998-11-12 | 1999-11-24 | 兰州石油化工机器总厂 | Transmission of shift winch for pneumatic tyre clutch |
| US20020171072A1 (en) * | 2001-05-18 | 2002-11-21 | Lin Tso-Kuo | Two speed windlass |
| CN2705440Y (en) * | 2004-05-14 | 2005-06-22 | 胡德祥 | Electric winch for petroleum drilling machine |
| CN2815995Y (en) * | 2004-12-27 | 2006-09-13 | 中国石油集团科学技术研究院江汉机械研究所 | Driller winch |
| CN201052952Y (en) * | 2007-05-31 | 2008-04-30 | 四川宏华石油设备有限公司 | Alternating current frequency conversion two-shift winch |
-
2012
- 2012-06-11 CN CN201210190229.7A patent/CN102701093B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2350371Y (en) * | 1998-11-12 | 1999-11-24 | 兰州石油化工机器总厂 | Transmission of shift winch for pneumatic tyre clutch |
| US20020171072A1 (en) * | 2001-05-18 | 2002-11-21 | Lin Tso-Kuo | Two speed windlass |
| CN2705440Y (en) * | 2004-05-14 | 2005-06-22 | 胡德祥 | Electric winch for petroleum drilling machine |
| CN2815995Y (en) * | 2004-12-27 | 2006-09-13 | 中国石油集团科学技术研究院江汉机械研究所 | Driller winch |
| CN201052952Y (en) * | 2007-05-31 | 2008-04-30 | 四川宏华石油设备有限公司 | Alternating current frequency conversion two-shift winch |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105035988A (en) * | 2015-06-29 | 2015-11-11 | 南阳二机石油装备(集团)有限公司 | Integral four-shaft chain transmission direct current boring winch |
| CN105540470A (en) * | 2016-02-17 | 2016-05-04 | 宁波新宏液压有限公司 | Double-clutch rope arranging device of winch and application of rope arranging device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102701093B (en) | 2015-07-08 |
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Owner name: SINOPEC PETROLEUM ENGINEERING MACHINERY CO., LTD. Free format text: FORMER OWNER: SINOPEC GROUP Effective date: 20141126 |
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Address after: 430223, Hubei, East Lake province Wuhan New Technology Development Zone 77 Optics Valley Avenue, Optics Valley finance port, block A2, 12 Applicant after: Sinopec Petroleum Engineering Machinery Co.,Ltd. Applicant after: PERTOLEUM MACHINERY RESEARCH INSTITUTE OF SINOPEC OILFIELD EQUIPMENT Corp. Address before: 430223, Hubei, East Lake province Wuhan New Technology Development Zone 77 Optics Valley Avenue, Optics Valley finance port, block A2, 12 Applicant before: Sinopec Petroleum Engineering Machinery Co.,Ltd. Applicant before: PETROLEUM MACHINERY RESEARCH INSTITUTE OF JIANGHAN PETROLEUM ADMINISTRATION BUREAU, CHINA PETROCHEMICAL Corp. |
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Free format text: CORRECT: ADDRESS; FROM: 100728 CHAOYANG, BEIJING TO: 430223 WUHAN, HUBEI PROVINCE |
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Effective date of registration: 20141126 Address after: 430223, Hubei, East Lake province Wuhan New Technology Development Zone 77 Optics Valley Avenue, Optics Valley finance port, block A2, 12 Applicant after: Sinopec Petroleum Engineering Machinery Co.,Ltd. Applicant after: PETROLEUM MACHINERY RESEARCH INSTITUTE OF JIANGHAN PETROLEUM ADMINISTRATION BUREAU, CHINA PETROCHEMICAL Corp. Address before: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Applicant before: CHINA PETROLEUM & CHEMICAL Corp. Applicant before: PETROLEUM MACHINERY RESEARCH INSTITUTE OF JIANGHAN PETROLEUM ADMINISTRATION BUREAU, CHINA PETROCHEMICAL Corp. |
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Effective date of registration: 20171103 Address after: 430223, No. 5, Chinese workers' garden, Temple Hill community, East Lake New Technology Development Zone, Wuhan, Hubei Co-patentee after: SINOPEC OILFIELD EQUIPMENT CORPORATION INSTITUTE Patentee after: SINOPEC OILFIELD EQUIPMENT Corp. Address before: 430223, Hubei, East Lake province Wuhan New Technology Development Zone 77 Optics Valley Avenue, Optics Valley finance port, block A2, 12 Co-patentee before: PERTOLEUM MACHINERY RESEARCH INSTITUTE OF SINOPEC OILFIELD EQUIPMENT Corp. Patentee before: Sinopec Petroleum Engineering Machinery Co.,Ltd. |