CN203715140U - High and low speed gear transmission well repairing winch - Google Patents
High and low speed gear transmission well repairing winch Download PDFInfo
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- CN203715140U CN203715140U CN201420101304.2U CN201420101304U CN203715140U CN 203715140 U CN203715140 U CN 203715140U CN 201420101304 U CN201420101304 U CN 201420101304U CN 203715140 U CN203715140 U CN 203715140U
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- gear
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- winch
- input shaft
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- 238000009434 installation Methods 0.000 claims description 3
- 239000003208 petroleum Substances 0.000 description 6
- 238000005553 drilling Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
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- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
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- 238000012827 research and development Methods 0.000 description 1
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Abstract
A high and low speed gear transmission well repairing winch which comprises a frequency conversion speed adjusting motor (1) installed on a base. A rotating shaft of the frequency conversion speed adjusting motor (1) is connected with an input shaft (11) of a gearbox through a coupler (2), a box body (3) of the gearbox is installed on the base, a roller (9) sleeves an output shaft (11) of the gearbox in a rotating mode, the rear end of the roller (9) is connected with the rear end of the output shaft (11) through a pneumatic clutch (10) in a transmission mode, the front end of the roller (9) is provided with a disc brake device (8), a friction piece of the disc brake device (8) is matched with the end face of a front flange of the roller (9), and a machine seat of the disc brake device (8) is installed on the base. The winch is simple and compact in structure, good in winch working flexibility, light in weight, small in size and high in working efficiency, saves energy and is high in lifting capability under the heavy load work condition. Gear shifting is quick and convenient.
Description
Technical field
The utility model relates to a kind of for the transmission well workover winch with high low speed gear on petroleum well servicing rig.
Background technology
When being oilfield downhole operation, plays petroleum well servicing rig the construction machinery and equipment of lower tubular column.Current domestic service machine has 20 tons to 180 tons serial service machines, contains and has self-propelled, in-vehicle and skid-mounted type.
Well workover winch is one of major equipment on petroleum well servicing rig, and winch is generally comprised of parts such as power, speed-changing mechanism, cylinder, power-transfer clutch, brakes.On petroleum well workover winch power, classify, mainly contain diesel-engined drive winch, hydraulically-powered winch and electrical drawworks.Its work characteristics is that operation is used frequently, and speed range is wide, load change is large.
Make a general survey of the developing history of workover platform, workover platform has experienced one from simple to complex, and low to the high development and change process of automatization level by automatization level, the evolution of well workover winch is like this too.Along with making rapid progress of Eltec, electric drive well workover winch is the megatrend of following well workover winch research and development, general orientation.At present domestic had a large amount of electric drive well workover winch place in operations, electric drive well workover winch possess skills advanced person, advantage is outstanding and energy-conservation, emission reduction effect is obvious, is subject to very much user's welcome.
Yet, current electric drive well workover winch is compared with the diesel oil well workover winch of transmission, exist hoisting speed slow, ineffective problem, major cause is that existing electric drive petroleum well workover winch adopts electrical motor to drag cylinder by a nonadjustable drop-gear box of transmitting ratio.In real work, when electric drive well workover winch is during in heavy load operating mode, because the moment of torsion of its output is difficult to meet the demands, usually cause well workover winch in overload state, be difficult to meet need of work; And when well workover winch is during in light load operating mode, because its speed adjustable range is less, usually cause well workover winch not mention or to put down drilling rod or oil pipe with higher speed, thereby the work efficiency of petroleum well servicing rig is greatly reduced.
Utility model content
It is simple, compact that the purpose of this utility model is to provide a kind of overall structure, and winch operation flexibility is good, and gear shift is quick and easy, lightweight, volume is little, and work efficiency is high, save the energy, the strong high low speed gear transmission well workover winch of hoisting capacity under heavy load operating mode.
High low speed gear transmission well workover winch of the present utility model, comprise the frequency-conversion and speed-regulation motor being arranged on base, the rotating shaft of frequency-conversion and speed-regulation motor connects the input shaft of change speed gear box by coupler, the casing of change speed gear box is arranged on described base, on the output shaft of change speed gear box, be set with rotationally cylinder, the rear end of cylinder is connected with the rear end transmission of output shaft by pneumatic clutch, the front end of cylinder is provided with disc brake device, the friction lining of disc brake device matches with the end face of the front end flange of cylinder, and the support of disc brake device is arranged on described base.
High low speed gear transmission well workover winch of the present utility model, wherein said input shaft is arranged on casing by bearing, the axis of input shaft arranges along front and back horizontal direction, input shaft is positioned on the shaft part of casing and is set with successively from back to front large driving gear, shifting slide gear and small active gear, large driving gear and small active gear pass through respectively bearing location and installation on input shaft, described shifting slide gear is arranged on input shaft by spline joint, shifting slide gear can slide along input shaft before and after between large driving gear and small active gear, large driving gear end face is forward provided with inner gear forward, small active gear end face is backwards provided with inner gear backwards, when shifting slide gear moves to rear end along input shaft under the stirring of shift fork, shifting slide gear is meshed with inner gear forward, when shifting slide gear moves to front end along input shaft under the stirring of shift fork, shifting slide gear is meshed with inner gear backwards,
Described large driving gear is meshed with little driven gear, described small active gear is meshed with large driven gear, large driven gear and described little driven gear are contained on transmission shaft by key adapter sleeve, the axis of transmission shaft is parallel with the axis of described input shaft, two ends of transmission shaft are arranged on described casing by bearing, transmission shaft is positioned on the shaft part of casing, by key adapter sleeve, driven wheel is housed, driven wheel is meshed with transmission gear, transmission gear is contained on the shaft part that described output shaft is positioned at described casing by key adapter sleeve, the axis of output shaft is parallel with the axis of described transmission shaft, the front end of output shaft and middle part are arranged on described casing by bearing, the rear end of output shaft is arranged on described base by bearing.
High low speed gear transmission well workover winch of the present utility model, the front end of wherein said output shaft is provided with air guide cock tap, and described pneumatic clutch communicates with air guide cock tap by the gas circuit being arranged on along axis direction in described output shaft.
High low speed gear transmission well workover winch of the present utility model, it comprises the frequency-conversion and speed-regulation motor being arranged on base, the rotating shaft of frequency-conversion and speed-regulation motor connects the input shaft of change speed gear box by coupler, the casing of change speed gear box is arranged on base, on the output shaft of change speed gear box, be set with rotationally cylinder, the rear end of cylinder is connected with the rear end transmission of output shaft by pneumatic clutch, the front end of cylinder is provided with disc brake device, the friction lining of disc brake device matches with the end face of the front end flange of cylinder, and the support of disc brake device is arranged on base.In use, can by change speed gear box, adjust according to the situation of load output torque and the speed of high low speed gear transmission well workover winch, when winch is during in heavy load, can utilize bottom gear transmission, the output torque of winch is increased, when winch is in idling lotus or light hours, can utilize top gear transmission, make hook ascending velocity fully meet the optimum condition requirement of drilling rod or oil pipe and lower drilling rod or oil pipe.Therefore, project organization of the present utility model is reasonable, easy to operate, has both improved the work efficiency of winch, has optimized again the Combination property of winch, and hoisting capacity is strong under heavy load operating mode, also can save the energy simultaneously.High low speed gear transmission well workover winch of the present utility model, through the many-sided analytical investigation of contriver, has proposed the development of high low speed gear transmission well workover winch.Adopted after high, low speed gear changing mode, can make winch when low-speed heave-load, hang and close the work of low speed end, and winch be when high speed light loading, extension closes speed end work, this mode of operation is conducive to improve the work life of gear, and overall structure is simple, compact, and winch operation flexibility is good, gear shift is quick and easy, the long working life of subelement, lightweight, volume is little.
Below in conjunction with accompanying drawing, high low speed gear transmission well workover winch of the present utility model is described further.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of high low speed gear transmission well workover winch of the present utility model.
The specific embodiment
As shown in Figure 1, high low speed gear transmission well workover winch of the present utility model, comprise the frequency-conversion and speed-regulation motor 1 being arranged on base, the rotating shaft of frequency-conversion and speed-regulation motor 1 connects the input shaft 11 of change speed gear box by coupler 2, the casing 3 of change speed gear box is arranged on base, on the output shaft 11 of change speed gear box, be set with rotationally cylinder 9, the rear end of cylinder 9 is connected with the rear end transmission of output shaft 11 by pneumatic clutch 10, the front end of cylinder 9 is provided with disc brake device 8, the friction lining of disc brake device 8 matches with the end face of the front end flange of cylinder 9, the support of disc brake device 8 is arranged on base.
As improvement of the present utility model, above-mentioned input shaft 11 is arranged on casing 3 by bearing, the axis of input shaft 11 arranges along front and back horizontal direction, input shaft 11 is positioned on the shaft part of casing 3 and is set with successively from back to front large driving gear 4, shifting slide gear 5 and small active gear 6, large driving gear 4 and small active gear 6 pass through respectively bearing location and installation on input shaft 11, shifting slide gear 5 is arranged on input shaft 11 by spline joint, shifting slide gear 5 can slide along input shaft 11 before and after between large driving gear 4 and small active gear 6, large driving gear 4 end face is forward provided with inner gear 12 forward, small active gear 6 end face is backwards provided with inner gear 13 backwards, when shifting slide gear 5 moves to rear end along input shaft 11 under the stirring of shift fork, shifting slide gear 5 is meshed with inner gear 12 forward, when shifting slide gear 5 moves to front end along input shaft 11 under the stirring of shift fork, shifting slide gear 5 is meshed with inner gear 13 backwards, in use, when needs allow the lifting of hook high speed, can by shifting slide gear 5, be meshed with inner gear 13 backwards by shift fork, now large driving gear 4 does not participate in transmission, and small active gear 6 participates in transmission, can allow thus output shaft 11 obtain higher rotating speed and less moment of torsion, when needs allow hook low speed elevation, can by shifting slide gear 5, be meshed with inner gear 12 forward by shift fork, now small active gear 6 does not participate in transmission, and large driving gear 4 participates in transmission, can allow thus output shaft 11 obtain lower rotating speed and larger moment of torsion.
Large driving gear 4 is meshed with little driven gear 14, small active gear 6 is meshed with large driven gear 15, large driven gear 15 and little driven gear 14 are contained on transmission shaft 16 by key adapter sleeve, the axis of transmission shaft 16 is parallel with the axis of input shaft 11, two ends of transmission shaft 16 are arranged on casing 3 by bearing, transmission shaft 16 is positioned on the shaft part of casing 3, by key adapter sleeve, driven wheel 17 is housed, driven wheel 17 is meshed with transmission gear 18, transmission gear 18 is contained on the shaft part that output shaft 11 is positioned at casing 3 by key adapter sleeve, the axis of output shaft 11 is parallel with the axis of transmission shaft 16, the front end of output shaft 11 and middle part are arranged on casing 3 by bearing, the rear end of output shaft 11 is arranged on base by bearing.
The change speed gear box of high low speed gear transmission well workover winch of the present utility model, its overall structure is simple, compact, can effectively improve the alerting ability of winch work, and gear shift is quick and easy, the long working life of its inner each gear, casing lightweight, volume is little.
As further improvement of the utility model, the front end of above-mentioned output shaft 11 is provided with air guide cock tap 7, and pneumatic clutch 10 communicates with air guide cock tap 7 by the gas circuit being arranged on along axis direction in output shaft 11.
Embodiment recited above is described preferred implementation of the present utility model; not scope of the present utility model is limited; design under spiritual prerequisite not departing from the utility model; various distortion and improvement that the common engineering staff in this area make the technical solution of the utility model, all should fall in the definite protection domain of claims of the present utility model.
Claims (3)
1. high low speed gear transmission well workover winch, it is characterized in that: comprise the frequency-conversion and speed-regulation motor (1) being arranged on base, the rotating shaft of frequency-conversion and speed-regulation motor (1) connects the input shaft (11) of change speed gear box by coupler (2), the casing of change speed gear box (3) is arranged on described base, on the output shaft of change speed gear box (11), be set with rotationally cylinder (9), the rear end of cylinder (9) is connected with the rear end transmission of output shaft (11) by pneumatic clutch (10), the front end of cylinder (9) is provided with disc brake device (8), the friction lining of disc brake device (8) matches with the end face of the front end flange of cylinder (9), the support of disc brake device (8) is arranged on described base.
2. high low speed gear transmission well workover winch according to claim 1, it is characterized in that: described input shaft (11) is arranged on casing (3) by bearing, the axis of input shaft (11) arranges along front and back horizontal direction, input shaft (11) is positioned on the shaft part of casing (3) and is set with successively from back to front large driving gear (4), shifting slide gear (5) and small active gear (6), large driving gear (4) and small active gear (6) pass through respectively bearing location and installation on input shaft (11), described shifting slide gear (5) is arranged on input shaft (11) by spline joint, shifting slide gear (5) can slide along input shaft (11) before and after between large driving gear (4) and small active gear (6), large driving gear (4) end face is forward provided with inner gear (12) forward, small active gear (6) end face is backwards provided with inner gear (13) backwards, when shifting slide gear (5) moves to rear end along input shaft (11) under the stirring of shift fork, shifting slide gear (5) is meshed with inner gear (12) forward, when shifting slide gear (5) moves to front end along input shaft (11) under the stirring of shift fork, shifting slide gear (5) is meshed with inner gear (13) backwards,
Described large driving gear (4) is meshed with little driven gear (14), described small active gear (6) is meshed with large driven gear (15), large driven gear (15) and described little driven gear (14) are contained on transmission shaft (16) by key adapter sleeve, the axis of transmission shaft (16) is parallel with the axis of described input shaft (11), two ends of transmission shaft (16) are arranged on described casing (3) by bearing, transmission shaft (16) is positioned on the shaft part of casing (3), by key adapter sleeve, driven wheel (17) is housed, driven wheel (17) is meshed with transmission gear (18), transmission gear (18) is contained in described output shaft (11) by key adapter sleeve and is positioned on the shaft part of described casing (3), the axis of output shaft (11) is parallel with the axis of described transmission shaft (16), the front end of output shaft (11) and middle part are arranged on described casing (3) by bearing, the rear end of output shaft (11) is arranged on described base by bearing.
3. high low speed gear transmission well workover winch according to claim 2, it is characterized in that: the front end of described output shaft (11) is provided with air guide cock tap (7), described pneumatic clutch (10) communicates with air guide cock tap (7) by the gas circuit being arranged on along axis direction in described output shaft (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420101304.2U CN203715140U (en) | 2014-03-06 | 2014-03-06 | High and low speed gear transmission well repairing winch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420101304.2U CN203715140U (en) | 2014-03-06 | 2014-03-06 | High and low speed gear transmission well repairing winch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203715140U true CN203715140U (en) | 2014-07-16 |
Family
ID=51154308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420101304.2U Expired - Fee Related CN203715140U (en) | 2014-03-06 | 2014-03-06 | High and low speed gear transmission well repairing winch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203715140U (en) |
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2014
- 2014-03-06 CN CN201420101304.2U patent/CN203715140U/en not_active Expired - Fee Related
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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: 20140716 |
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| CF01 | Termination of patent right due to non-payment of annual fee |