CN107314094B - A kind of postposition deceleration hydraulic transmission system of stepless speed regulation and parking brake - Google Patents
A kind of postposition deceleration hydraulic transmission system of stepless speed regulation and parking brake Download PDFInfo
- Publication number
- CN107314094B CN107314094B CN201710750854.5A CN201710750854A CN107314094B CN 107314094 B CN107314094 B CN 107314094B CN 201710750854 A CN201710750854 A CN 201710750854A CN 107314094 B CN107314094 B CN 107314094B
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- Prior art keywords
- brake
- oil
- gear
- bearing
- output shaft
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 17
- 230000008878 coupling Effects 0.000 claims abstract description 84
- 238000010168 coupling process Methods 0.000 claims abstract description 84
- 238000005859 coupling reaction Methods 0.000 claims abstract description 84
- 239000000446 fuel Substances 0.000 claims abstract description 49
- 239000003921 oil Substances 0.000 claims description 134
- 239000012530 fluid Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 8
- 239000010727 cylinder oil Substances 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 5
- 238000005119 centrifugation Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 230000006837 decompression Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000010903 husk Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H47/00—Combinations of mechanical gearing with fluid clutches or fluid gearing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The postposition deceleration hydraulic transmission system of a kind of stepless speed regulation and parking brake, when hydraulic coupler rotor, the oil fuel feeding outer after cooler pumped out from cabinet enters in working chamber, and actuator drives catheter to radially slide, change coupling device output shaft revolving speed;Ratio deceleration calmly is engaged with the gear wheel being mounted on output shaft for the pinion gear that cantilever is mounted on coupling device output shaft and two axis are crossed as 90 degree;Output shaft one end output shaft is stretched; the other end is connect with brake pump impeller, rotational shell, ring gear; the gear III for being fastened on brake turbine rear end is engaged with the gear I coaxial with gear II; gear II and ring gear disengage; when motor stopping brake operation; outer fuel feeding is to brake fuel feeding; brake operation chamber is oil-filled; it is returned in cabinet through oil outlet, oil return catheter; pressure oil pushes piston that gear II is made to engage speedup with ring gear along spline slide, rotates brake turbine and the reversed speedup of brake pump impeller.The present invention has compact-sized, the big advantage of braking moment.
Description
Technical field
The technology of the present invention relates generally to a kind of hydraulic power apparatus field, especially a kind of to have stepless speed regulation and have shutdown
The postposition deceleration hydraulic transmission system of braking function, especially suitable for being mounted to the large inertia working machine of an angle of 90 degrees with motor shaft
Tool.
Background technique
Hydraulic coupler transmission device be by fluid-flywheel clutch and mechanical gear Integrated design a compact cabinet it
In, a kind of flexible apparatus being connected between prime mover and working machine can carry out stepless time adjustment to input speed and Ding Bi subtracts
Speed.Be effectively shortened transmission chain, performance is very superior, especially adapt to high revolving speed, powerful operating condition, it is external most
High input power can reach 30MW, other any transmission devices are all unable to reach.
Hydraulic coupler transmission device has been widely applied as a kind of flexible gearing in foreign countries.But it is directed to
Many work mechanisms with large inertia both at home and abroad, rotary inertia is big, and downtime is too long, it is often necessary to quick shutdown is braked,
Using existing friction type brake, mass energy is not only wasted, but also is easily damaged mechanical equipment, causes personal safety thing
Therefore therefore design it is a set of can energy saving and safe and efficient hydraulic braking transmission device become market in urgent need.
The present invention is by variable speed fluid coupling, and reduction gearbox, the hydraulic transmission system that hydraulic brake is integrated can
The large size such as ribbon conveyer, ball mill, blower, water pump for transmitting large and medium-sized power is needed in the equipment of stepless speed regulation and is gone back
There is equipment and shut down flexible braking to shorten downtime and protect the excellent properties of equipment.
Hydraulic retarder is placed on the output shaft of low speed by the present invention, and when running well, pump impeller is driven empty by output shaft
Turn, hydraulic brake filling liquid is given when needing fast braking, and push gear coupling to combine by pressure oil, after making turbine accelerating
It is reversely rotated with pump impeller, is allowed to issue biggish braking moment for the quick flexible braking of the output shaft of working machine.
The present invention have it is compact-sized, working crankshaft and motor shaft are installed at an angle of 90 degrees, hydraulic brake pump impeller, turbine phase
The advantage big to the high stopping power of revolving speed.
Summary of the invention
It is proposed of the invention, it is therefore an objective to develop a kind of by variable speed fluid coupling, reduction gearbox, hydraulic brake is combined into one
The hydraulic transmission system of body, suitable for being mounted to the large inertia work mechanism of an angle of 90 degrees with motor shaft, hydraulic brake structure is new
Grain husk, pump impeller, turbine relative rotation and stopping power are big.
Such reality that the technical solution of the invention is as follows:
A kind of postposition deceleration hydraulic transmission system of stepless speed regulation and parking brake, including variable speed fluid coupling, subtract
Fast gear mesh, hydraulic brake, cabinet, the variable speed fluid coupling is by dorsal shield, bearing of input shaft I, input shaft, coupling
Device output shaft, coupling device output bearing I, bearing of input shaft II, coupling device pump impeller, catheter body, coupling turbine, coupling device are defeated
Bearing II, coupling device rotational shell, catheter, actuator composition out, input shaft, dorsal shield, coupling device pump impeller, coupling device rotation are outer
Shell is fastened by bolts respectively forms input shaft assembly together, supports by bearing of input shaft I and bearing of input shaft II, coupling device
Pump impeller, coupling device rotational shell and the coupling turbine composition coupler rotor chamber being fastened on coupling device output shaft, coupling device
Output shaft is supported by coupling device output bearing I and coupling device output bearing II, and bearing of input shaft I, is led at coupling device output bearing II
Tube shell is fixedly mounted on cabinet, and II outer ring of bearing of input shaft is fixed on catheter body, and inner ring is fixed on coupling device pump impeller
On, I outer ring of bearing is fixed on dorsal shield, inner ring is fixed on coupling device output shaft, variable speed fluid coupling for coupling device output
When work, the oil pumped out from cabinet enters in working chamber through cooler outer fuel feeding after cooling, the slide crank being made of actuator
Block mechanism drives the catheter being mounted in catheter body to radially slide, and oil is discharged in cabinet, changes working chamber oil ring thickness
And adjust coupling device output shaft revolving speed;It is characterized in that the reduction gearing is formed to by pinion gear, gear wheel, cantilever installation
Ratio deceleration calmly is engaged with the gear wheel being mounted on output shaft for pinion gear on coupling device output shaft and two axis are crossed as 90 degree;
The hydraulic brake leads to lid by output shaft, output shaft bearing I, output shaft, brake pump impeller, auxiliary bearing, brake revolve
Turn shell, oil outlet, fuel feed hole, brake turbine, gear I, commutation axle bearing I, reversing shaft, gear II, spline, oil cylinder, answer
Position spring, commutation axle bearing II, outer seal ring in oil cylinder, oil cylinder oil inlet hole, oil storage annular groove, oil cylinder fuel feeding long hole, outside brake
Fuel feeding adapter tube, brake fixing axle, connector, technique plug, oil return hole, output shaft bearing II, brake fuel feeding long hole, bracket
I, brake oil return long hole, oil return catheter I, ring gear, oil return catheter II, bracket II, gear III, turbine bearing, braking
Device oil supplying hole composition, output shaft one end output shaft are stretched, and the other end is connect with one end of brake pump impeller, the brake pump impeller other end
It is connect with brake rotational shell, the rotary body that output shaft, brake pump impeller, the connection of brake rotational shell form leans on output shaft
Bearing I and output shaft bearing II support, and output shaft bearing I is fixed on cabinet, and output shaft bearing II is fixed on brake and fixes
On axis, brake fixing axle one end is connect with screw with the connector being fastened on cabinet and prevents from moving axially, while the diameter of axle is matched
Conjunction is mounted on the flange of cabinet, and the brake fixing axle other end is fixed on the auxiliary of the auxiliary bearing on brake pump impeller by outer ring
Support, the brake turbine being supported in brake fixing axle by turbine bearing is opposite with brake pump impeller to form brake operation
Chamber is also fixedly connected with bracket I, bracket II, oil return catheter I, oil return catheter II on brake fixing axle axis, by being fixed on branch
Gear is fixedly connected on commutation axle bearing I and the reversing shaft for commutation axle bearing II support being fixed on bracket I on frame II
I, spline and gear II, the gear III for being fastened on brake turbine rear end are engaged with gear I, are fastened on brake rotational shell
Ring gear and gear II disengage, and the annular piston and I circular cylinder of bracket of II rear end of gear are sealed by outer seal ring composition in oil cylinder
Hydraulic cylinder is closed, II rear end annular piston of gear is provided with reset spring, and reseting spring sleeve is on reversing shaft, the weldering of reset spring one end
It connects on reversing shaft, the other end is welded on II side of gear, is drilled with brake oil return long hole and braking in brake fixing axle axis
Device fuel feeding long hole, brake oil return long hole one end are blocked by technique plug, with oil return hole and oil return catheter I, oil return catheter
II connection, when motor stopping brake is started to work, outer fuel feeding stops to coupling device fuel feeding, and outer fuel feeding connects through fuel feeding outside brake
Pipe enters brake fuel feeding long hole, and a part oil enters braking through fuel feed hole by brake oil supplying hole by choke block control oil mass
Device working chamber, is discharged through oil outlet, and the oil that rotation centrifugation is thrown away is imported brake through oil return catheter I, oil return catheter II
Oil return long hole, returns in cabinet through oil return hole, and another part oil enters storage by oil cylinder fuel feeding long hole by choke block control oil pressure
Oil ring groove, then enter oil cylinder through oil cylinder oil inlet hole, pressure oil pushes piston to make gear II along spline slide, and reset spring is drawn
It stretches, gear II engages speedup with ring gear, revolving speed is passed to by gear I, gear III and I engaged transmission of gear by reversing shaft,
Brake turbine and the reversed speedup of brake pump impeller are rotated, braking moment is increased, when output shaft stops operating, stops outer fuel feeding
Oil pump feed, brake operation chamber oil empty, and oil decompression in oil cylinder, gear II is back slided by the pulling force of reset spring, with internal tooth
Circle disengages.
Compared with prior art, it is an advantage of the invention that it will be apparent that being mainly manifested in:
1, structure of the invention is compact, and working crankshaft and motor shaft are installed at an angle of 90 degrees.
2, hydraulic brake is mounted on the output shaft end of low speed, saves installation space.
3, hydraulic brake leans on the internal-gear type shaft coupling clutch of hydraulic piston promotion, reversely revolves after turbine accelerating with pump impeller
Turn, stopping power is big.
Detailed description of the invention
The present invention shares 2 width of attached drawing.
Fig. 1 is structure of the invention schematic front view;
Fig. 2 is the partial structurtes enlarged view of hydraulic brake in Fig. 1.
In figure, 1, variable speed fluid coupling, 11, dorsal shield, 12, bearing of input shaft I, 13, input shaft, 14, coupling device it is defeated
Shaft, 15, coupling device output bearing I, 16, bearing of input shaft II, 17, coupling device pump impeller, 18, catheter body, 19, coupling device whirlpool
Wheel, 110, coupling device output bearing II, 111, coupling device rotational shell, 112, catheter, 113, actuator, 2, reduction gearing
It is right, 21, pinion gear, 22, gear wheel, 3, hydraulic brake, 31, output shaft, 32, output shaft bearing I, 33, the logical lid of output shaft,
34, brake pump impeller, 35, auxiliary bearing, 36, brake rotational shell, 37, oil outlet, 38, fuel feed hole, 39, brake whirlpool
Wheel, 310, gear I, 311, commutation axle bearing I, 312, reversing shaft, 313, gear II, 314, spline, 315, oil cylinder, 316, reset
Spring, 317, commutation axle bearing II, 318, outer seal ring in oil cylinder, 319, oil cylinder oil inlet hole, 320, oil storage annular groove, 321, oil cylinder
Fuel feeding long hole, 322, the outer fuel feeding adapter tube of brake, 323, brake fixing axle, 324, connector, 325, technique plug, 326, return
Oilhole, 327, output shaft bearing II, 328, brake fuel feeding long hole, 329, bracket I, 330, brake oil return long hole, 331, return
Oily catheter I, 332, ring gear, 333, oil return catheter II, 334, bracket II, 335, gear III, 336, turbine bearing, 337,
Brake oil supplying hole, 4, cabinet.
Specific embodiment
The postposition deceleration hydraulic transmission system of a kind of as shown in Figure 1 and Figure 21, stepless speed regulation and parking brake, including adjust
Fast type fluid-flywheel clutch 1, reduction gearing to, hydraulic brake 3, cabinet 4, the variable speed fluid coupling 1 by dorsal shield 11,
Bearing of input shaft I 12, input shaft 13, coupling device output shaft 14, coupling device export bearing I 15, bearing of input shaft II 16, coupling device
Pump impeller 17, catheter body 18, coupling turbine 19, coupling device export bearing II 110, coupling device rotational shell 111, catheter
112, actuator 113 forms, and input shaft 13, dorsal shield 11, coupling device pump impeller 17, coupling device rotational shell 111 pass through bolt respectively
It tightens together to form input shaft assembly, be supported by bearing of input shaft I 12 and bearing of input shaft II 16, coupling device pump impeller 17, idol
Clutch rotational shell 111 forms coupler rotor chamber, coupling device with the coupling turbine 19 being fastened on coupling device output shaft 14
Output shaft 14 is supported by coupling device output bearing I 15 and coupling device output bearing II 110, bearing of input shaft I 12, coupling device output
Bearing II 110, catheter body 18 are fixedly mounted on cabinet 4, and II 16 outer ring of bearing of input shaft is fixed on catheter body 18, interior
Ring is fixed on coupling device pump impeller 17, and that I 15 outer ring of bearing is fixed on dorsal shield 11, inner ring is fixed on coupling device is defeated for coupling device output
On shaft 14, when variable speed fluid coupling 1 works, the oil pumped out from cabinet 4 enters work through cooler outer fuel feeding after cooling
Make the radial cunning of catheter 112 intracavitary, the slider-crank mechanism drive being made of actuator 113 is mounted in catheter body 18
It is dynamic, oil is discharged in cabinet 4, changes working chamber oil ring thickness and adjusts 14 revolving speed of coupling device output shaft;It is characterized in that described
Reduction gearing be made of to 2 pinion gear 21, gear wheel 22, cantilever is mounted on pinion gear 21 on coupling device output shaft 14 and peace
The engagement of gear wheel 22 on output shaft 31 determines than deceleration and two axis are crossed as 90 degree;The hydraulic brake 3 is by exporting
Axis 31, output shaft bearing I 32, output shaft lead to lid 33, brake pump impeller 34, auxiliary bearing 35, brake rotational shell 36, fuel-displaced
Hole 37, fuel feed hole 38, brake turbine 39, gear I 310, commutation axle bearing I 311, reversing shaft 312, gear II 313, spline
314, oil cylinder 315, reset spring 316, commutation axle bearing II 317, outer seal ring 318, oil cylinder oil inlet hole 319, oil storage in oil cylinder
The outer fuel feeding adapter tube 322 of annular groove 320, oil cylinder fuel feeding long hole 321, brake, brake fixing axle 323, connector 324, technique are stifled
First 325, oil return hole 326, output shaft bearing II 327, brake fuel feeding long hole 328, bracket I 329, brake oil return long hole 330,
Oil return catheter I 331, ring gear 332, oil return catheter II 333, bracket II 334, gear III 335, turbine bearing 336, braking
Device oil supplying hole 337 forms, and 31 one end output shaft of output shaft is stretched, and the other end is connect with one end of brake pump impeller 34, brake pump
It takes turns 34 other ends to connect with brake rotational shell 36, output shaft 31, brake pump impeller 34,36 connection group of brake rotational shell
At rotary body supported by output shaft bearing I 32 and output shaft bearing II 327, output shaft bearing I 32 is fixed on cabinet 4, defeated
Axle bearing II 327 is fixed in brake fixing axle 323 out, brake fixing axle 323 one end and the connection that is fastened on cabinet 4
Body 324 is connected with screw and prevents from moving axially, while the diameter of axle is fitted on the flange of cabinet 4, and brake fixing axle 323 is another
One end is fixed on 35 Auxiliary support of auxiliary bearing on brake pump impeller 34 by outer ring, is supported on brake by turbine bearing 336
The opposite composition brake operation chamber of brake turbine 39 and brake pump impeller 34 in fixing axle 323,323 axis of brake fixing axle
On be also fixedly connected with bracket I 329, bracket II 334, oil return catheter I 331, oil return catheter II 333, by being fixed on bracket II
It is fixed on the reversing shaft 312 that commutation axle bearing I 311 on 334 is supported with the commutation axle bearing II 317 being fixed on bracket I 329
It is connected with gear I 310, spline 314 and gear II 313, is fastened on the gear III 335 and gear I 310 of 39 rear end of brake turbine
Engagement is fastened on ring gear 332 and gear II 313 on brake rotational shell 36 and disengages, the annular piston of II 313 rear end of gear
It is built-in by the composition of outer seal ring 318 closing hydraulic cylinder, II 313 rear end annular piston of gear in oil cylinder with I 329 circular cylinder of bracket
Have reset spring 316,316 sets of reset spring on reversing shaft 312,316 one end of reset spring is welded on reversing shaft 312, separately
One end is welded on II 313 side of gear, and brake oil return long hole 330 and brake fuel feeding are drilled in 323 axis of brake fixing axle
Long hole 328,330 one end of brake oil return long hole are blocked by technique plug 325, with oil return hole 326 and oil return catheter I 331, return
Oily catheter II 333 is connected to, and when motor stopping brake is started to work, outer fuel feeding stops to coupling device fuel feeding, and outer fuel feeding is through making
The dynamic outer fuel feeding adapter tube 322 of device enters brake fuel feeding long hole 328, and a part oil passes through brake fuel feeding by choke block control oil mass
Hole 337 enters brake operation chamber through fuel feed hole 38, is discharged through oil outlet 37, through oil return catheter I 331, oil return catheter II
The oil that rotation centrifugation is thrown away is imported brake oil return long hole 330 by 333, is returned in cabinet through oil return hole 326, another part oil leans on
Choke block controls oil pressure and enters oil storage annular groove 320 by oil cylinder fuel feeding long hole 321, then enters oil cylinder, pressure through oil cylinder oil inlet hole 319
Power oil pushes piston to slide gear II 313 along spline 314, and reset spring 316 is stretched, and gear II 313 is nibbled with ring gear 332
Speedup is closed, revolving speed is passed to by gear I 310 by reversing shaft 312, I 310 engaged transmission of gear III 335 and gear makes brake
Turbine 39 and the reversed speedup of brake pump impeller 34 rotate, and increase braking moment, when output shaft 31 stops operating, stop outer oil feed pump
Fuel feeding, brake operation chamber oil empty, and oil decompression in oil cylinder, gear II 313 is back slided by the pulling force of reset spring 316, with
Ring gear 332 disengages.
Claims (1)
1. the postposition deceleration hydraulic transmission system of a kind of stepless speed regulation and parking brake, including variable speed fluid coupling (1), subtract
Fast gear mesh (2), hydraulic brake (3), cabinet (4), the variable speed fluid coupling (1) is by dorsal shield (11), input shaft
Bearing I (12), input shaft (13), coupling device output shaft (14), coupling device output bearing I (15), bearing of input shaft II (16), idol
Clutch pump impeller (17), catheter body (18), coupling turbine (19), coupling device export bearing II (110), coupling device rotational shell
(111), catheter (112), actuator (113) composition, input shaft (13), dorsal shield (11), coupling device pump impeller (17), coupling device rotation
Turn shell (111) and be fastened by bolts formation input shaft assembly together respectively, leans on bearing of input shaft I (12) and bearing of input shaft
II (16) support, coupling device pump impeller (17), coupling device rotational shell (111) and the coupling being fastened on coupling device output shaft (14)
Device turbine (19) forms coupler rotor chamber, and coupling device output shaft (14) is by coupling device output bearing I (15) and coupling device output
Bearing II (110) support, bearing of input shaft I (12), coupling device output bearing II (110), catheter body (18) are fixedly mounted on
On cabinet (4), bearing of input shaft II (16) outer ring is fixed on catheter body (18), and inner ring is fixed on coupling device pump impeller (17)
On, bearing I (15) outer ring is fixed on dorsal shield (11), inner ring is fixed on coupling device output shaft (14) for coupling device output, speed regulation
When type fluid-flywheel clutch (1) works, the oil pumped out from cabinet (4) enters in working chamber through cooler outer fuel feeding after cooling, by
The slider-crank mechanism of actuator (113) composition drives the catheter (112) being mounted in catheter body (18) to radially slide, will
Oil is discharged in cabinet (4), is changed working chamber oil ring thickness and is adjusted coupling device output shaft (14) revolving speed;It is characterized in that described
Reduction gearing is made of (2) pinion gear (21), gear wheel (22), and cantilever is mounted on the pinion gear on coupling device output shaft (14)
(21) ratio deceleration calmly is engaged with the gear wheel (22) being mounted on output shaft (31) and two axis are crossed as 90 degree;The fluid power system
Dynamic device (3) are by output shaft (31), output shaft bearing I (32), logical lid (33), brake pump impeller (34), auxiliary bearing of output shaft
(35), brake rotational shell (36), oil outlet (37), fuel feed hole (38), brake turbine (39), gear I (310), commutation
Axle bearing I (311), reversing shaft (312), gear II (313), spline (314), oil cylinder (315), reset spring (316), reversing shaft
Outer seal ring (318), oil cylinder oil inlet hole (319), oil storage annular groove (320), oil cylinder fuel feeding long hole in bearing II (317), oil cylinder
(321), the outer fuel feeding of brake takes over (322), brake fixing axle (323), connector (324), technique plug (325), oil return
Hole (326), output shaft bearing II (327), brake fuel feeding long hole (328), bracket I (329), brake oil return long hole (330),
Oil return catheter I (331), ring gear (332), oil return catheter II (333), bracket II (334), gear III (335), turbine wheel shaft
(336), brake oil supplying hole (337) composition are held, output shaft (31) one end output shaft is stretched, the other end and brake pump impeller (34)
One end connection, brake pump impeller (34) other end are connect with brake rotational shell (36), output shaft (31), brake pump impeller
(34), the rotary body of brake rotational shell (36) connection composition is propped up by output shaft bearing I (32) and output shaft bearing II (327)
Support, output shaft bearing I (32) are fixed on cabinet (4), and output shaft bearing II (327) is fixed on brake fixing axle (323),
Brake fixing axle (323) one end is connect with screw with the connector (324) being fastened on cabinet (4) and prevents from moving axially, together
When the diameter of axle be fitted on the flange of cabinet (4), brake fixing axle (323) other end is fixed on brake pump impeller by outer ring
(34) auxiliary bearing (35) Auxiliary support on is supported on the brake on brake fixing axle (323) by turbine bearing (336)
Turbine (39) and brake pump impeller (34) form brake operation chamber relatively, are also fixedly connected on brake fixing axle (323) axis
Bracket I (329), bracket II (334), oil return catheter I (331), oil return catheter II (333), by being fixed on bracket II (334)
On commutation axle bearing I (311) and be fixed on bracket I (329) commutation axle bearing II (317) support reversing shaft (312)
On be fixedly connected with gear I (310), spline (314) and gear II (313), be fastened on the gear of brake turbine (39) rear end
III (335) are engaged with gear I (310), and it is de- to be fastened on ring gear (332) and gear II (313) on brake rotational shell (36)
It opens, the annular piston and bracket I (329) circular cylinder of gear II (313) rear end are closed by outer seal ring (318) composition in oil cylinder
Hydraulic cylinder, gear II (313) rear end annular piston are provided with reset spring (316), and reset spring (316) is covered in reversing shaft
(312) on, reset spring (316) one end is welded on reversing shaft (312), and the other end is welded on gear II (313) side, braking
Brake oil return long hole (330) and brake fuel feeding long hole (328), brake oil return long hole are drilled in device fixing axle (323) axis
(330) one end is blocked by technique plug (325), with oil return hole (326) and oil return catheter I (331), oil return catheter II
(333) it is connected to, when motor stopping brake is started to work, outer fuel feeding stops to coupling device fuel feeding, and outer fuel feeding outside brake through supplying
Oil adapter tube (322) enters brake fuel feeding long hole (328), and a part oil passes through brake oil supplying hole by choke block control oil mass
(337) enter brake operation chamber through fuel feed hole (38), be discharged through oil outlet (37), led through oil return catheter I (331), oil return
The oil that rotation centrifugation is thrown away is imported brake oil return long hole (330) by liquid pipe II (333), is returned in cabinet through oil return hole (326),
Another part oil enters oil storage annular groove (320) by oil cylinder fuel feeding long hole (321) by choke block control oil pressure, then through oil cylinder oil inlet
Hole (319) enters oil cylinder, and pressure oil pushes piston to slide gear II (313) along spline (314), and reset spring (316) is drawn
It stretches, gear II (313) engages speedup with ring gear (332), and revolving speed is passed to gear I (310), tooth by reversing shaft (312)
III (335) and gear I (310) engaged transmission are taken turns, brake turbine (39) and brake pump impeller (34) reversed speedup is rotated, increases
Big braking moment when output shaft (31) stops operating, stops outer fuel feeding oil pump feed, and brake operation chamber oil empties, oil in oil cylinder
Decompression, pulling force of the gear II (313) by reset spring (316) are back slided, are disengaged with ring gear (332).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710750854.5A CN107314094B (en) | 2017-08-28 | 2017-08-28 | A kind of postposition deceleration hydraulic transmission system of stepless speed regulation and parking brake |
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Application Number | Priority Date | Filing Date | Title |
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CN201710750854.5A CN107314094B (en) | 2017-08-28 | 2017-08-28 | A kind of postposition deceleration hydraulic transmission system of stepless speed regulation and parking brake |
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CN107314094A CN107314094A (en) | 2017-11-03 |
CN107314094B true CN107314094B (en) | 2019-03-29 |
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CN201710750854.5A Expired - Fee Related CN107314094B (en) | 2017-08-28 | 2017-08-28 | A kind of postposition deceleration hydraulic transmission system of stepless speed regulation and parking brake |
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CN108667265B (en) * | 2018-06-11 | 2020-06-26 | 大连交通大学 | Postposition speed reduction magnetic transmission device for stepless speed regulation and stop braking |
CN108775354B (en) * | 2018-06-11 | 2019-12-20 | 大连交通大学 | Magnetic retarder for braking vehicle mounted on driving shaft |
CN109039009A (en) * | 2018-08-15 | 2018-12-18 | 大连交通大学 | Automatically controlled Wound-rotor type large inertia equipment magnetic brake |
CN111623100A (en) * | 2020-06-29 | 2020-09-04 | 韩石全 | Single-cavity speed-regulating type hydraulic coupler |
CN112833156B (en) * | 2021-03-02 | 2024-04-30 | 中车大连机车研究所有限公司 | Double-emptying oil supply control system for hydraulic transmission box |
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CN106438913A (en) * | 2016-08-31 | 2017-02-22 | 中车大连机车研究所有限公司 | Hydraulic drive device with hydraulic brake |
CN206246632U (en) * | 2016-08-31 | 2017-06-13 | 中车大连机车研究所有限公司 | A kind of hydraulic power unit with coupling device and brake |
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DE19855147A1 (en) * | 1998-09-11 | 2000-04-06 | Rolf Keller | Hydrodynamic transmission for Diesel railway engines has three circuits connected via spur wheel trio on primary side, and via gear reducer unit with four spur wheels on secondary side |
CN2363129Y (en) * | 1998-12-22 | 2000-02-09 | 熊以恒 | Hydraulic coupling device speed-reducing casing |
CN103974861A (en) * | 2011-12-09 | 2014-08-06 | 沃依特专利有限责任公司 | Hydrodynamic retarder and method for actuating same |
CN106438914A (en) * | 2016-08-31 | 2017-02-22 | 中车大连机车研究所有限公司 | Hydraulic transmission unit provided with coupler and brake |
CN106438913A (en) * | 2016-08-31 | 2017-02-22 | 中车大连机车研究所有限公司 | Hydraulic drive device with hydraulic brake |
CN206246632U (en) * | 2016-08-31 | 2017-06-13 | 中车大连机车研究所有限公司 | A kind of hydraulic power unit with coupling device and brake |
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