CN201588915U - Hydraulic torque conversion coupler headway speed reducing box - Google Patents
Hydraulic torque conversion coupler headway speed reducing box Download PDFInfo
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- CN201588915U CN201588915U CN200920247758XU CN200920247758U CN201588915U CN 201588915 U CN201588915 U CN 201588915U CN 200920247758X U CN200920247758X U CN 200920247758XU CN 200920247758 U CN200920247758 U CN 200920247758U CN 201588915 U CN201588915 U CN 201588915U
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- oil
- coupler
- hydraulic moment
- moment changeable
- torque conversion
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Abstract
Disclosed is a hydraulic torque conversion coupler headway speed reducing box. In a mechanical transmission oil drill, the speed reducing box is a transmission device between a diesel engine and a compound chain box, and is formed by a hydraulic torque conversion coupler of an input portion and a secondary coaxial gear speed reducer of an output portion. The input portion is the hydraulic torque conversion coupler with no auxiliary cavity; the hydraulic torque conversion coupler and the secondary coaxial gear speed reducer of the output portion are installed inside the same box body; a turbine shaft and an input shaft of the secondary coaxial gear speed reducer are the same shaft; work oil in a work cavity and lubricating oil in the secondary coaxial gear speed reducer adopt the same oil and share an oil circulating system with an oil pump and a cooler. The transmission device has high transmission efficiency, can substantially lower fuel consumption, has torque conversion function and can substantially increase drilling function. Moreover, the transmission device has comparatively small penetrating through number, can improve burning condition of the diesel engine and prolong the service life of the diesel engine.
Description
Technical field
The present invention relates to the transmission device between the diesel engine and compound chain case in the mechanical transmission oil-well rig.
Background technique
1. in the background technique of technical field involved in the present invention
In the mechanical transmission oil-well rig, the transmission device between diesel engine and the compound chain case has following two kinds of patterns up to now:
The one, fluid torque converter (seeing the SY/T5141-2002 standard)
It mainly by the pump impeller of rotation and turbine and fixing guide wheel totally three impellers form, these three impellers are twisted blade.Its Main Feature is: have bending moment (being stepless change) function, be suitable for various (comprise the geological condition complexity, frequent trips, it is above that drilling depth surpasses 5000m) area drilling operation.Its shortcoming is that transmission efficiency is low, causes the fuel consume height of oil-well rig.
The positive car speed reducer of the 2nd, fluid coupling (seeing the SY/T6664-2006 standard)
It is made up of the fluid coupling of input part and the two-stage coaxial formula gear reducer of output, and two-part are installed in the same casing.The two impeller fluid coupling that the input part is made up of straight-vaned pump impeller and straight-vaned turbine, the input shaft of the two-stage coaxial formula gear reducer of its turbine shaft and output is an axle, the jack shaft of output is positioned at the top (or same horizontal plane) of input shaft, and the shaft axis of output shaft and input shaft is positioned at same center line.Its advantage is: the transmission efficiency height, can significantly reduce the fuel consume of oil-well rig, its defective and deficiency are: 1.. because it does not possess bending moment (being stepless change) function, be not suitable in the geological condition complexity, the operating mode that makes a trip is frequent, and drilling depth surpasses the area drilling operation of 5000m; 2.. because fluid coupling has very big permeability number, trip-out operating mode at oil-well rig, when drum clutch closes suddenly, the drilling tool weight load is by winch gearbox and compound chain case, " wear " fluid coupling thoroughly and be applied on the diesel engine, cause the diesel engine over-emitting black exhaust, even " stopping working ", make the combustion condition of diesel engine worsen, reduce its working life.
2. in the background technique of other technical field
At existing document (for example, " fluid coupling application manual " Chemical Industry Press in December, 2008) in, introduced and a kind ofly carried in the colliery, the hydraulic moment changeable coupler that uses in the equipment such as engineering machinery and light-duty vehicle, it is to transform to form on the load limiting type of constant filling fluid coupling basis of centreless ring, be that quantitative part is oil-filled in the active chamber, oil-filled rate is generally 72%～85%, its defective and deficiency are: 1.. must compensated cavity be set in a side near pump impeller, when external load increases, the rotating speed of turbine (5) reduces, working oil in the active chamber enters compensated cavity, could obtain less permeability number, but causes complex structure and axial dimension to increase; 2.. the shell of pump impeller cover (3) and pump impeller (6) must expose rotation outside, the air-flow that dependence is arranged on the gusset disturbance air formation of enclosure cools off, because the cooling effect of this type of cooling is poor, can't satisfies in heavy load and ambient temperature and use under greater than 40 ℃ condition; 3.. in these technical fields, the hydraulic moment changeable coupler all is to use with the form of the independent band compensated cavity of installing, the little problem of output torque is provided with a gear reducer again in its back in order to solve its output speed height, and both are tied by coupling; In active chamber, inject a certain amount of special-purpose hydraulic transmission oil, and inject special-purpose lubricant oil in the gear reducer and the oil circulation system of being with oil pump is set, with component such as oilgear, bearings.Thereby cause the whole transmission device complex structure, manufacture cost improves, and operational safety descends.In view of above reason, existing this hydraulic moment changeable coupler does not still have the successfully example of utilization at present.The prior art that the technical field of the invention is related---the positive car speed reducer of fluid coupling, for fluid torque converter, though solve the low problem of transmission efficiency, but it does not possess the bending moment function, is not suitable for oil-well rig area frequent in geological condition complexity, the operating mode that makes a trip, that drilling depth surpasses 5000m and carries out operation; In addition, it has very big permeability number, is promoting the drilling tool operating mode, its weight load is passed through than car gearbox and compound chain case, and " wearing thoroughly " fluid coupling is applied on the diesel engine, causes the diesel engine over-emitting black exhaust, even flame-out, combustion condition worsens, and reduces its working life.。
Summary of the invention
1. the technical problem that will solve
Purpose of the present invention will provide a kind of hydraulic moment changeable coupler positive car speed reducer exactly.The technical problem that the present invention at first will solve will obtain a kind of novel hydraulic moment changeable coupler exactly, it must be to possess compact structure, have the transmission efficiency of very high (96%～98%) in declared working condition as fluid coupling, and have bigger output torque and less permeability number as fluid torque converter in the low speed operating mode.It replaces the fluid coupling of the input part in the prior art (the positive car speed reducer of fluid coupling) as input part of the present invention, forms the positive car speed reducer of hydraulic moment changeable coupler of the present invention.But existing hydraulic moment changeable coupler exists following problem and shortcoming, must carry out corresponding technical to it: 1.. use under in order to satisfy greater than 40 ℃ condition in heavy load and ambient temperature, must abandon the method that air-flow that gusset disturbance air that existing hydraulic moment changeable coupler relies on pump impeller cover and pump impeller outside forms cools off, and use the high forced cooling method of cooling effectiveness instead, the one cover working oil circulatory system promptly is set: the oil pump of a special use, working oil is sucked and be pressed into cooler from fuel tank and force cooling by pipeline, be pressed into the active chamber of hydraulic moment changeable coupler again, take away the heat that working oil is produced simultaneously in the transmitted power process, get back to fuel tank then.This cyclic process makes cooling effect increase greatly; And having significantly reduced the external dimension of hydraulic moment changeable coupler, integral body has reduced the size of this transmission device, makes structure compact more.2.. for existing hydraulic moment changeable coupler all is to realize connecting with the speed reducer of its back by coupling, in the former active chamber, inject quantitative special-purpose hydraulic transmission oil, in the latter's fuel tank, inject special-purpose lubricant oil and the oil circulation system of a band oil pump is set, this not only causes axial dimension big especially, and complex structure, operational safety reduces.It is infeasible fully that this technological scheme has a lot of technical fields (technical field especially involved in the present invention) of strict demand for axial dimension.Must the former compensated cavity of cancellation and between the two coupling, both are placed in the same casing, like this ability simplified structure and shorten axial dimension; 3.. and since in cancellation compensated cavity and the active chamber by part quantitatively oil-filled change into be full of oil after, cause the variation of original working oil flowing state in the existing hydraulic moment changeable coupler rotor chamber, but pressure cooling system has been arranged, still can guarantee the characteristic requirement of " have very high transmission efficiency in declared working condition, and have big runner torque and less permeability number " in the low speed operating mode.
2. technological scheme
The present invention is the positive car speed reducer of a kind of hydraulic moment changeable coupler, in the mechanical transmission oil-well rig, be the transmission device between diesel engine and the compound chain case, the technological scheme of employing is: be made up of the hydraulic moment changeable coupler of input part and the two-stage coaxial formula gear reducer of output.The hydraulic moment changeable coupler of input part is made up of the guide wheel (7) of a straight-vaned short pump impeller (6) and a straight-vaned turbine (5) and a twisted blade, and it is not with compensated cavity.Hydraulic moment changeable coupler and two-stage coaxial formula gear reducer are installed in the same casing (15), and the turbine shaft of hydraulic moment changeable coupler (4) is a same axis with the input shaft (4) of two-stage coaxial formula gear reducer; The lubricant oil of working oil in the active chamber of hydraulic moment changeable coupler and two-stage coaxial formula gear reducer adopts the oil circulating system of same oil product and a shared band oil pump and cooler, and working oil and lubricant oil are adopted the pressure cooling; The jack shaft of output (11) is positioned at the top of input shaft (2), and the shaft axis of output shaft (13) and input shaft (2) is positioned at same center line.
3. beneficial effect
Adopt technique scheme, make the present invention obtain following new function:
The one, the present invention can reach more than 93%～95% in the transmission efficiency of declared working condition, compares with fluid torque converter, and transmission efficiency has improved 10%～15%, thereby significantly reduces the fuel consume of oil-well rig.
That the 2nd, the present invention is adapted at is various (comprise the geological condition complexity, frequent trips, drilling depth surpasses 5000m) the area drilling operation.
The 3rd. the present invention compares with the positive car speed reducer of fluid coupling, has less permeability number.Lifting drilling tool operating mode at oil-well rig significantly reduces the load that drilling tool weight puts on diesel engine, avoids the diesel engine over-emitting black exhaust, even " stopping working ", improves working conditions, and improves working life.
The 4th. the present invention has cancelled compensated cavity, and what two-part working oil and lubricant oil adopted same oil product and a shared band oil pump and cooler forces the cold oil circulatory system, axial dimension is dwindled, designs simplification, operational safety improves, and can satisfy in heavy load and ambient temperature and use under greater than 40 ℃ condition.
Description of drawings
Accompanying drawing 1 has been represented the structure diagram of the positive car speed reducer of hydraulic moment changeable coupler of the present invention, among the figure: 1. input flange 2. input shafts 3. pump impeller covers 4. turbine shafts 5. turbines 6. pump impellers 7. guide wheels 8. I level gear mesh driven gears 9. I level gear mesh driving gears 10. II level gear mesh driving gears 11. jack shafts 12. II level gear mesh driven gears 13. output shafts 14. output flanges 15. casings
Accompanying drawing 2 has been represented the working oil of the positive car speed reducer of hydraulic moment changeable coupler of the present invention and the schematic diagram of oil circulation system, among the figure: 16. fuel tanks, 17. oil pumps, 18. coolers, 19. two-stage coaxial formula gear reducers, 20. hydraulic moment changeable couplers (are annotated: " fine line " expression working oil circulatory system, " dot and dash line " expression oil circulation system, " heavy line " represents structural principle of the present invention)
Embodiment
The present invention is the positive car speed reducer of hydraulic moment changeable coupler, its structure diagram as shown in Figure 1, it is made up of the hydraulic moment changeable coupler of input part and the two-stage coaxial formula gear reducer of output.The input part has straight-vaned short pump impeller (6) and one by one and has straight-vaned turbine (5) and one and have the trilobed wheel hydraulic moment changeable coupler that the guide wheel (7) of twisted blade is formed, it is not with compensated cavity, and its main parts size has: input flange (1), input shaft (2), pump impeller cover (3), pump impeller (6), turbine (5) and guide wheel (7) and turbine shaft (4) etc.Output is by driving gear (9) and driven gear (8), jack shaft (11), the driving gear (10) of II level gear mesh and the two-stage coaxial formula gear reducer that driven gear (12), output shaft (13), output flange (14) and casing (15) are formed of input shaft (being the turbine shaft of hydraulic moment changeable coupler) (4), I level gear mesh.Two-part are installed in the same casing (15).Its working procedure is as follows:
The one, at the declared working condition diesel engine in rated speed (for example, 1000r/min) running down, input flange (1), input shaft (2) and pump impeller cover (3) by the hydraulic moment changeable coupler drive pump impeller (6) rotation, working oil in the pump impeller (6) is under action of centrifugal force, by the outside Zhou Liudong of core, enter the rotation of turbine (5) and the turbine of getting excited (5) then centripetally; When operation mechanism's (slurry pump, winch and rotating disk) of oil-well rig is in when turning round under the declared working condition, its load puts on the turbine (5) by two-stage coaxial formula gear reducer, stops secondary speed to raise.As secondary speed n
TWith the pump impeller rotation speed n
BRatio be 0.96～0.98, i.e. n
T=(0.96～0.98) n
BDuring=960r/min～980r/min, relatively large during turbine (5) rotation to the centrifugal action of working oil, but it is opposite with the centrifugal action of pump impeller (6), the working oil stream that enters turbine (5) is avoided the catadioptric again core of getting back to pump impeller (6) of guide wheel (7), and the working oil transfixion in guide wheel (7), this moment, the hydraulic moment changeable coupler was in the running of coupler operating mode, had the transmission efficiency η of very high (96%～98%).
The 2nd, still turns round under rated speed at low speed and zero-speed operating mode diesel engine, along with the increase of operation mechanism's load, forces secondary speed n
TReduce, turbine (5) reduces the centrifugal action of working oil stream; When continuing to be increased to, operation mechanism's load forces turbine (5) rotation speed n
TWhen reducing to zero, the centrifugal action of turbine (5) equals zero.Working oil stream enters turbine (5) centripetally under the centrifugal action of pump impeller (6), return the core of pump impeller (6) by guide wheel (7).Produce very big circular flow Q this moment in active chamber, because the effect of guide wheel (7) leaf grating, at the import generation working oil stream circular rector Γ of pump impeller (6)
1B, make pump impeller outlet circulation Γ
2BWith import circular rector Γ
1BDifference Δ Γ
B(Γ
2B-Γ
1B) reduce.And impeller torque M
BImport and export circular rector difference Δ Γ with circular flow Q and pump impeller
BThe product (M that is directly proportional
B∞ Q Δ Γ
B), circular flow Q increases increases impeller torque, and outlet circulation difference Δ Γ
BReduce and impeller torque is reduced, that is to say that the impeller torque increase is less relatively, the present invention obtains less permeability number, avoids the diesel engine over-emitting black exhaust, even flame-out, improves working conditions, and improves its working life; In addition, because the increase of circular flow Q can obtain bigger runner torque and output torque, improve the drilling well effect of oil-well rig, this moment, the hydraulic moment changeable coupler was in the running of torque-converters operating mode.
For existing hydraulic moment changeable coupler, in low speed and zero-speed operating mode, because band is auxiliary and quantitatively part is oil-filled, the working oil in the active chamber enters compensated cavity, makes circular flow Q reduce, thereby has reduced impeller torque, obtains less permeability number.But reduced runner torque simultaneously, thereby reduced the drilling well effect of oil-well rig.
The working oil in the active chamber of input part and the lubricant oil of output adopt the circulatory system of same oil product and a shared band oil pump and cooler: as shown in Figure 2, oil pump of oil circulating system (17) and cooler (18) series connection, casing (15) bottom is a fuel tank, the inlet of oil pump (17) is by pipeline and fuel tank UNICOM, cooler (18) export pipeline is divided into two-way, one the tunnel with lubricating pipe UNICOM, the active chamber inlet UNICOM of another road and hydraulic moment changeable coupler (20), the active chamber outlet and the fuel tank UNICOM of hydraulic moment changeable coupler (20).The oil pump (17) that is driven by the input part sucks working oil from fuel tank (16), be pressed into cooler (18) by pipeline (shown in " fine line ") and force cooling, be pressed into the active chamber of hydraulic moment changeable coupler again, take away the heat that in the transmitted power process, is produced simultaneously, get back to fuel tank (16) at last; In addition, pass through thinner pipeline (shown in " dot and dash line ") in addition from the working oil that cooler (18) comes out, remove component such as oilgear and bearing respectively, working oil is a kind of hydraulic transmission oil of special use normally, it is the working medium of hydraulic moment changeable coupler transmitted power, is again the lubricant medium of gear and bearing etc.
Claims (2)
1. positive car speed reducer of hydraulic moment changeable coupler, in the mechanical transmission oil-well rig, be the transmission device between diesel engine and the compound chain case, it is characterized in that: form by the hydraulic moment changeable coupler (20) of input part and the two-stage coaxial formula gear reducer (19) of output; The input part be one not with the hydraulic moment changeable coupler of compensated cavity, the two-stage coaxial formula gear reducer of it and output is installed in the same casing (15); The turbine shaft of hydraulic moment changeable coupler (4) is a same axis with the input shaft (4) of two-stage coaxial formula gear reducer, lubricant oil in working oil in the hydraulic moment changeable coupler rotor chamber and the two-stage coaxial formula gear reducer adopts same oil product, and the oil circulating system of a shared band oil pump and cooler.
2. the positive car speed reducer of hydraulic moment changeable coupler as claimed in claim 1, it is characterized in that: oil pump of oil circulating system (17) and cooler (18) series connection, casing (15) bottom is a fuel tank, the inlet of oil pump (17) is by pipeline and fuel tank UNICOM, cooler (18) export pipeline is divided into two-way, one the tunnel with lubricating pipe UNICOM, the active chamber of another road and hydraulic moment changeable coupler (20) inlet UNICOM, the active chamber outlet and the fuel tank UNICOM of hydraulic moment changeable coupler (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920247758XU CN201588915U (en) | 2009-10-30 | 2009-10-30 | Hydraulic torque conversion coupler headway speed reducing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920247758XU CN201588915U (en) | 2009-10-30 | 2009-10-30 | Hydraulic torque conversion coupler headway speed reducing box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201588915U true CN201588915U (en) | 2010-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920247758XU Expired - Lifetime CN201588915U (en) | 2009-10-30 | 2009-10-30 | Hydraulic torque conversion coupler headway speed reducing box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201588915U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102052442A (en) * | 2009-10-30 | 2011-05-11 | 熊晟 | Ahead running reduction box with hydraulic torque-converting coupler |
| CN109854701A (en) * | 2018-12-27 | 2019-06-07 | 沈阳鼓风机集团自动控制系统工程有限公司 | A kind of fluid-flywheel clutch security interlocking protection method, storage medium, computer equipment |
-
2009
- 2009-10-30 CN CN200920247758XU patent/CN201588915U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102052442A (en) * | 2009-10-30 | 2011-05-11 | 熊晟 | Ahead running reduction box with hydraulic torque-converting coupler |
| CN102052442B (en) * | 2009-10-30 | 2015-07-15 | 大连恒通液力机械有限公司 | Ahead running reduction box with hydraulic torque-converting coupler |
| CN109854701A (en) * | 2018-12-27 | 2019-06-07 | 沈阳鼓风机集团自动控制系统工程有限公司 | A kind of fluid-flywheel clutch security interlocking protection method, storage medium, computer equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: DALIAN HENGTONG HYDRAULIC MACHINERY CO., LTD. Free format text: FORMER OWNER: XIONG SHENG Effective date: 20121113 Free format text: FORMER OWNER: XIONG YIHENG Effective date: 20121113 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20121113 Address after: Xi'an Road, Shahekou District of Dalian City, Liaoning province 116021 Junan apartment 1403 room No. 66 Patentee after: Dalian Hengtong Hydraulic Machinery Co., Ltd. Address before: Xi'an Road, Shahekou District of Dalian City, Liaoning province 116021 Junan apartment 1403 room No. 66 Patentee before: Xiong Cheng Patentee before: Xiong Yiheng |
|
| CX01 | Expiry of patent term |
Granted publication date: 20100922 |
|
| CX01 | Expiry of patent term |