CN100561012C - The centrifugal flow guiding intelligent speed governing hydraulic coupler body structure - Google Patents
The centrifugal flow guiding intelligent speed governing hydraulic coupler body structure Download PDFInfo
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- CN100561012C CN100561012C CNB2007101732596A CN200710173259A CN100561012C CN 100561012 C CN100561012 C CN 100561012C CN B2007101732596 A CNB2007101732596 A CN B2007101732596A CN 200710173259 A CN200710173259 A CN 200710173259A CN 100561012 C CN100561012 C CN 100561012C
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- coupler
- transcapsidation
- flange
- flow guiding
- pump impeller
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Abstract
The centrifugal flow guiding intelligent speed governing hydraulic coupler body structure belongs to energy-conservation, hydraudynamic drive technical field.Comprise pump impeller, pump impeller flange, turbine, driving shaft, driven shaft, casing, oil inlet and outlet connecting tube, speed probe, measure speed gears, transcapsidation, transcapsidation flange, nozzle, left and right sides seal face, oil seal ring, the present invention adopts the centrifugal flow guiding principle, under centrifugal action, the nozzle that utilization is installed in the transcapsidation is drawn the working oil cooling, according to the quantity and the aperture of coupler model and load characteristic decision nozzle, coupler is stronger to the adaptability of load; The labyrinth oil sealing of radial arrangement significantly reduces the leakage of sealing part, reduces the coupler energy loss, strengthens coupler controllable rotation speed and working stability; Coupler adopts outer supporting way, and casing no longer bears the weight of coupler body, only plays the oil storage effect, and its wall thickness and size significantly reduce, and the coupler overall structure is compact more, has saved raw material, has distinct economic and social benefit.
Description
Technical field
The present invention relates to a kind of variable speed fluid coupling, particularly a kind of coupler body structure adopts labyrinth oil sealing, nozzle to draw the body structure of the centrifugal flow guiding intelligent speed governing hydraulic coupler of working oil, belongs to energy-conservation, hydraudynamic drive technical field.
Background technique
At present traditional variable speed fluid coupling is a lot, its common feature is to charge into a certain amount of working oil in the active chamber of fluid coupling, pump impeller obtains mechanical energy from prime mover, be converted into the liquid energy, flow to turbine and make it rotation, turbine can be converted into mechanical energy output to liquid, goes round and begins again, the energy transfer between having realized from prime mover to the working machine.Usually the speed governing of variable speed fluid coupling, be that honeycomb duct by coupler moves the degree of filling that changes working solution in the active chamber and realizes, because the existence of honeycomb duct and diversion cavity, the axial length of coupler is increased, the also corresponding increase of the volume of the fuel reserve tank of coupler body bottom, thereby the overall dimensions of coupler increases, gross weight is big.In addition, a large amount of fluid itself in the diversion cavity does not participate in the transmission of energy, because it makes high speed rotating with the identical rotating speed of pump impeller, the liquid of high speed rotating is under the unstable operation situation and when being subjected to external impact, will produce very big collapsing force, the many more collapsing force of its oil-filled amount are big more.
In prior art, the valve control liquid-filled fluid coupling of TPKL type that Germany Fu Yite company released in 1998, be that honeycomb duct is fixed, utilize the two-bit triplet solenoid valve to control the oil-filled and oil extraction of coupler, oil in the diversion cavity reduces, structure and size also reduce, but honeycomb duct and diversion cavity are not canceled.The patent of invention that application number is 200610116275.7, name is called " centrifugal flow guiding valve controlled velocity modulation fluid coupling " is on the basis of traditional variable speed fluid coupling, utilize the intellectuality control of computer realization coupler, utilize the principle of centrifugal flow guiding, working oil is extracted from the horn opening in the transcapsidation, come the oil-filled amount in Control work chamber by valve, cancelled honeycomb duct and diversion cavity, thereby the physical dimension of coupler is reduced greatly, total oil-filled amount also significantly reduces in the coupler.The labyrinth oil sealing of this coupler body structure is axial arranged along coupler, and the centrifugal force of working oil rotation can't be utilized, thereby causes the leakage of fluid bigger, has caused the loss of energy and the instability of coupler rotor; Its working oil is that the horn opening of fixed qty and diameter is drawn from the transcapsidation, and the energy of being drawn working oil is not fully utilized, and causes coupler that the adaptability of load is reduced simultaneously; Supporting way in this coupler body adopts, for proof strength, the physical dimension of coupler casing is bigger.
Summary of the invention
For deficiency and the defective that overcomes prior art, the invention provides a kind of centrifugal flow guiding intelligent speed governing hydraulic coupler body structure.The present invention is achieved through the following technical solutions: the present invention adopts along the radially-arranged labyrinth of coupler body oil seal structure, except the seal action of coupler radial labyrinth oil sealing itself, the centrifugal force of coupler body rotation has also further stoped the leakage of fluid, thereby the sealing effect of labyrinth oil sealing is better; The present invention utilizes the nozzle in the transcapsidation to draw working oil, nozzle is dismountable, its quantity is adjusted according to the model and the different of load of coupler accordingly with the aperture, better adaptability to load, the jet expansion direction is along the tangent direction opposite with the coupler sense of rotation, the kinetic energy of the fluid that is sprayed by nozzle is fully used, and the efficient of coupler is higher; Coupler body is to be suspended on prime mover and the driven arbor, and casing no longer plays a supportive role, and only plays the oil storage effect, thus the size of casing and wall thickness reduce greatly, thereby make the more compact structure of coupler, the saving material is more.
The present invention includes bearing, filler opening connecting tube, driving shaft, oil outlet connecting tube, oil seal ring, left and right sides end face seal, nozzle, pump impeller, pump impeller flange, turbine, transcapsidation, transcapsidation flange, driven shaft, centrifugal flow guiding groove, measure speed gears, speed probe, casing.Pump impeller is supported by driving shaft by bearing, driving shaft is connected with the original machine output shaft flange, pump impeller is connected with the transcapsidation flange, the axle center of pump impeller and turbine point-blank, pump impeller chamber and turbine chamber constitute the active chamber of coupler, on driven shaft, driven shaft is connected with working machine input shaft flange turbine by bearings, and the filler opening connecting tube communicates with active chamber.Radially have some tapped holes on the transcapsidation cylndrical surface, in order to nozzle to be installed, the quantity of tapped hole is to determine according to the model of coupler.Oil seal ring is connected with left and right sides seal face bolt, and is fixed on the casing of coupler in the coupler body outermost.Labyrinth oil sealing is radially adopted in gap between pump impeller flange and transcapsidation flange and the left and right sides seal face, can reduce sewing of working oil under action of centrifugal force.The centrifugal flow guiding groove is the annular space that forms between oil seal ring, left and right sides seal face and transcapsidation flange and the pump impeller flange, on the coupler oil seal ring at centrifugal flow guiding groove top, tangent direction symmetry along the centrifugal flow guiding groove has two port holes, and the oil outlet connecting tube is connected with port hole.Measure speed gears is installed in the driven shaft output terminal, and speed probe is installed in the measure speed gears outside.
Because the existence of speed difference between pump impeller, the turbine, working oil is generated heat, is heated up because of friction.For in allowed limits working oil temperature control, nozzle is drawn a part of working oil from the coupler rotor chamber, and the edge tangent direction opposite with the coupler sense of rotation is injected in the centrifugal flow guiding groove, the high-temperature oil liquid that collects in the centrifugal flow guiding groove is drawn coupler body through port hole, and by the oil outlet connecting tube introducing cooler that is connected with the passway, introduce the coupler rotor chamber through cooled fluid again by the filler opening connecting tube, thereby form the circulation of sealing.
The speed governing of coupler of the present invention is to realize by the degree of filling of working oil in the solenoid valve change coupler rotor chamber.Acceleration by solenoid valve repairing realization coupler in the coupler rotor chamber realizes the deceleration of coupler to the oil sump draining by solenoid valve.So coupler of the present invention is realized intelligent control by a cover solenoid valve system easily.
Beneficial effect of the present invention:
The present invention adopts the centrifugal flow guiding principle, under centrifugal action, utilization is installed in nozzle in the transcapsidation and draws working oil and cooled off, and the quantity of nozzle and aperture can be adjusted according to the model of coupler and the characteristic of load, make coupler stronger to the adaptability of load; Labyrinth oil sealing along the coupler radial arrangement significantly reduces the leakage of sealing part, thereby has reduced the loss of coupler energy, has strengthened the controllability of coupler rotating speed and the stability of work; Coupler adopts outer supporting way, be suspended on by main driven shaft on the axle of prime mover and working machine, the coupler casing no longer bears the weight of coupler body, only play the oil storage effect, its wall thickness and size can significantly reduce, the coupler overall structure is compact more, the total quality size significantly reduces, axial length has shortened 40%-50%, highly reduce 20%-30%, also reduced total oil-filled amount in the coupler, saved raw material, wherein aluminum alloy is saved 25%-30%, and iron and steel is saved 70%-80%.The present invention is specially adapted to narrow and small place, space, and then advantage is bigger as using on the naval vessel, also is fit to very much the transformation to old equipment such as blower fan pumping plants simultaneously, has remarkable economic efficiency and social benefit.
Description of drawings
Fig. 1 is a hydraulic coupler body structure schematic representation of the present invention
Fig. 2 is the structural representation at A place among Fig. 1
Among the figure: the 1st, centrifugal flow guiding groove, the 2nd, pump impeller, the 3rd, filler opening connecting tube, the 4th, driving shaft, the 5th, casing, the 6th, oil outlet connecting tube, the 7th, pump impeller chamber, the 8th, turbine chamber, the 9th, port hole, the 10th, turbine, the 11st, bearing, the 12nd, speed probe, the 13rd, driven shaft, the 14th, measure speed gears, the 15th, transcapsidation, the 16th, labyrinth oil sealing, 17 pump impeller flanges, the 18th, left seal face, the 19th, oil seal ring, the 20th, right seal face, the 21st, transcapsidation flange, the 22nd, nozzle.
Embodiment
Below in conjunction with accompanying drawing concrete enforcement of the present invention is further described.
As shown in Figure 1, 2: the present invention includes: centrifugal flow guiding groove 1, pump impeller 2, filler opening connecting tube 3, driving shaft 4, casing 5, oil outlet connecting tube 6, turbine 10, bearing 11, speed probe 12, driven shaft 13, measure speed gears 14, transcapsidation 15, labyrinth oil sealing 16, pump impeller flange 17, left seal face 18, oil seal ring 19, right seal face 20, transcapsidation flange 21, nozzle 22.
Driving shaft 4 links to each other with original machine output shaft, driven shaft 13 links to each other with working machine, whole coupler body just is suspended on prime mover and the working crankshaft, pump impeller flange 17 is connected with transcapsidation flange 21 bolts, pump impeller flange 17 is made one with pump impeller 2, and transcapsidation flange 21 is made one with transcapsidation 15, and the axle center of pump impeller 2 and turbine 10 point-blank, pump impeller chamber 7 and turbine chamber 8 constitute the active chamber of coupler, and filler opening connecting tube 3 communicates with active chamber.On transcapsidation 15 cylndrical surface, radially have some tapped holes, nozzle 22 is installed in the tapped hole, the quantity of tapped hole is to determine according to the model of coupler, its number is greater than 36, and evenly distribution along the circumferential direction, and the quantity of nozzle 22 is selected according to the model of coupler and the characteristic of load, its number is between 16～36, the diameter of nozzle 22 is 2～5mm, and its Way out is sprayed the kinetic energy of working oil along the tangent direction opposite with the coupler sense of rotation to make full use of.Oil seal ring 19 is in the coupler body outermost, and is fixed on the casing 5 of coupler.Labyrinth oil sealing is radially adopted in gap between pump impeller flange 17 and transcapsidation flange 21 and left seal face 18, the right seal face 20, to reduce sewing of working oil.Centrifugal flow guiding groove 1 is the annular space that forms between oil seal ring 19, left seal face 18, right seal face 20 and pump impeller flange 17 and the transcapsidation flange 21, on the coupler oil seal ring 19 at centrifugal flow guiding groove 1 top, tangent direction symmetry along centrifugal flow guiding groove 1 has two port holes 9, to draw the working oil of 1 li of centrifugal flow guiding groove, different port holes is used in turning to that coupler is different respectively, the diameter of port hole 9 is 40～75mm, and oil outlet connecting tube 6 is connected with port hole 9.
When centrifugal flow guiding intelligent speed governing hydraulic coupler moves, driving shaft 4 drives pump impeller 2 rotations, working oil in the active chamber is subjected to action of centrifugal force, in nozzle 22 sprays into the centrifugal flow guiding groove 1 of annular, working oil in the centrifugal flow guiding groove 1 is flowed out by oil outlet connecting tube 6 through port hole 9, after the cooler cooling, return in the coupler rotor chamber by filler opening connecting tube 3 again, form closed cycle.
Claims (3)
1, a kind of centrifugal flow guiding intelligent speed governing hydraulic coupler body structure, comprise centrifugal flow guiding groove (1), pump impeller (2), filler opening connecting tube (3), driving shaft (4), casing (5), oil outlet connecting tube (6), turbine (10), bearing (11), speed probe (12), driven shaft (13), measure speed gears (14), transcapsidation (15), labyrinth oil sealing (16), pump impeller flange (17), left side seal face (18), oil seal ring (19), right seal face (20), transcapsidation flange (21), nozzle (22), it is characterized in that driving shaft (4) links to each other with original machine output shaft, driven shaft (13) links to each other with working machine, pump impeller flange (17) is connected with transcapsidation flange (21) bolt, pump impeller flange (17) is made one with pump impeller (2), transcapsidation flange (21) is made one with transcapsidation (15), the axle center of pump impeller (2) and turbine (10) point-blank, filler opening connecting tube (3) communicates with active chamber; Radially have tapped hole on transcapsidation (15) cylndrical surface, nozzle is installed in the tapped hole, and oil seal ring (19) is installed in the coupler body outermost, and is fixed on the casing (5) of coupler; Radially labyrinth oil sealing is adopted in gap between pump impeller flange (17) and transcapsidation flange (21) and left seal face (18), the right seal face (20); Constitute centrifugal flow guiding groove (1) between oil seal ring (19), left seal face (18), right seal face (20) and pump impeller flange (17) and the transcapsidation flange (21), on the coupler oil seal ring (19) at centrifugal flow guiding groove (1) top, tangent direction symmetry along centrifugal flow guiding groove (1) has two port holes (9), and oil outlet connecting tube (6) is connected with port hole (9); Measure speed gears (14) is installed in driven shaft (13) output terminal, and speed probe (12) is installed in measure speed gears (14) outside.
2, centrifugal flow guiding intelligent speed governing hydraulic coupler body structure according to claim 1, the quantity that it is characterized in that described tapped hole is to determine according to the model of coupler, its number is greater than 36, and evenly distribution along the circumferential direction; The quantity of nozzle (22) is selected according to the model of coupler and the characteristic of load, and its quantity is between 16～36, and the diameter of nozzle (22) is 2～5mm; Nozzle (22) Way out is along the tangent direction opposite with the coupler sense of rotation.
3, centrifugal flow guiding intelligent speed governing hydraulic coupler body structure according to claim 1, the diameter that it is characterized in that described port hole (9) is 40～75mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101732596A CN100561012C (en) | 2007-12-27 | 2007-12-27 | The centrifugal flow guiding intelligent speed governing hydraulic coupler body structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101732596A CN100561012C (en) | 2007-12-27 | 2007-12-27 | The centrifugal flow guiding intelligent speed governing hydraulic coupler body structure |
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| Publication Number | Publication Date |
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| CN101216098A CN101216098A (en) | 2008-07-09 |
| CN100561012C true CN100561012C (en) | 2009-11-18 |
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| CNB2007101732596A Expired - Fee Related CN100561012C (en) | 2007-12-27 | 2007-12-27 | The centrifugal flow guiding intelligent speed governing hydraulic coupler body structure |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US8944346B2 (en) * | 2010-01-04 | 2015-02-03 | Akron Brass Company | Rotatable flange for a water monitor |
| CN106704558A (en) * | 2016-12-12 | 2017-05-24 | 重庆江增船舶重工有限公司 | Gearbox structure for centrifugal machine |
| CN112855888B (en) * | 2021-01-19 | 2022-12-13 | 盐城合信智能装备有限公司 | Automatic control type spoon pipe based on hydraulic coupling |
| CN113883250A (en) * | 2021-09-14 | 2022-01-04 | 曹步尧 | Hydraulic coupling capable of automatically multiplexing |
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Granted publication date: 20091118 Termination date: 20121227 |