CN104121189B - Double-action stepless speed variator oil pump - Google Patents

Double-action stepless speed variator oil pump Download PDF

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Publication number
CN104121189B
CN104121189B CN201410332514.7A CN201410332514A CN104121189B CN 104121189 B CN104121189 B CN 104121189B CN 201410332514 A CN201410332514 A CN 201410332514A CN 104121189 B CN104121189 B CN 104121189B
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China
Prior art keywords
pressure plate
oil groove
correspondence
axle
protecgulum
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CN201410332514.7A
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CN104121189A (en
Inventor
魏光远
何赛
马东明
王忠伟
李文亮
李依泽
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FUXIN DARE AUTOMOTIVE PARTS Co Ltd
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FUXIN DARE AUTOMOTIVE PARTS Co Ltd
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Abstract

The invention belongs to hydraulic element, in particular to a kind of double-action stepless speed variator oil pump, pressure plate (8), stator (6), pressure plate screw hole (8-11) is installed on screw (13) between protecgulum (1), stator screw hole (6-3), be locked in protecgulum screw hole (1-10), sealing gasket (9) pressure plate (8) left end face is equipped with, sliding bearing two (10) is housed in the center hole of pressure plate (8), axle (3) is provided with spline (3-2), the center of axle (3) is provided with oil channel hole (3-1), the spline (3-2) of axle (3) connects the internal spline of rotor (7), on rotor (7) excircle, multiple blade (4) is equipped with in uniform activity, it is spacing that shaft block ring (12) is equipped with in the upper position of axle (3) corresponding between pressure plate (8) right side with rotor (7) left side, sprocket wheel (11) right end of axle (3) is fixedly equipped with, double-action stepless speed variator oil pump structure is simple, manufacturing process is easy, reduce engine power loss.

Description

Double-action stepless speed variator oil pump
Technical field
The invention belongs to hydraulic element, particularly a kind of double-action stepless speed variator oil pump.
Background technique
At present, existing stepless speed variator oil pump has crescent gear pump, external gear pump, single acting vane pump, this type of oil pump only has a filler opening, an oil outlet, regulation output flow can not be carried out according to traffic demand, at exhausted Many times output flow higher than demand volume, cause unnecessary energy consumption consumption, although indivedual oil pump is with flow control valve, but this oil pump system fabrication technique is complicated, and required precision is high, makes manufacture cost increase.
Summary of the invention
The object of the invention is to overcome above-mentioned technical deficiency, provide a kind of structure simple, different discharge capacities can be provided according to demand, and the double-action stepless speed variator oil pump of engine power loss can be reduced.
The technological scheme that technical solution problem of the present invention adopts is: double-action stepless speed variator oil pump comprises protecgulum, stator, rotor, blade, axle, sliding bearing one, sliding bearing two, sprocket wheel, the left surface being characterized in protecgulum is respectively equipped with filler opening one in correspondence with each other and filler opening two, force feed window one in correspondence with each other and force feed window two, logical oil groove one in correspondence with each other and logical oil groove four, logical oil groove two in correspondence with each other and logical oil groove three, two mutual symmetrical protecgulum screw holes, two mutual symmetrical protecgulum positioning pin holes, lead to and are communicated with between oil groove one with logical oil groove two, lead to and be communicated with between oil groove three with logical oil groove four, its right end face of stator is respectively equipped with filler opening five in correspondence with each other and filler opening six, two dowel pins pump ring holes in correspondence with each other, two stator screw holes in correspondence with each other, its right end face of pressure plate are respectively equipped with mutually corresponding filler opening three and filler opening four, the logical oil groove five of mutual correspondence and logical oil groove eight, the logical oil groove seven of mutual correspondence and logical oil groove six, the force feed window four of mutual correspondence and force feed window three, two pressure plate screw holes of mutual correspondence, two pressure plate positioning pin holes of mutual correspondence, force feed window four lower end is communicated with triangular groove two, and force feed window three upper end is communicated with triangular groove one, pressure plate, stator, pressure plate screw hole is installed on screw between protecgulum, stator screw hole, be locked in protecgulum screw hole, and be installed on pressure plate positioning pin hole with locating stud, dowel pins pump ring hole, spacing in protecgulum positioning pin hole, pressure plate left end face is equipped with sealing gasket, sliding bearing two is housed in the center hole of pressure plate, sliding bearing one is housed in the center hole of protecgulum, axle is installed in sliding bearing one and sliding bearing two, axle is provided with spline, the center of axle is provided with oil channel hole, the internal spline of the spline joint rotor of axle, rotor outer circle week, multiple blade was equipped with in upper uniform activity, rotor is placed in bore of stator, and on axle corresponding between pressure plate right side with rotor left side, that shaft block ring is housed is spacing in position, and the right end of axle is fixedly equipped with sprocket wheel.
The invention has the beneficial effects as follows: double-action stepless speed variator oil pump structure is simple, and manufacturing process is easy, considerably reduces manufacture cost; different discharge capacities can be provided according to demand, reduce engine power loss, energy saving; reduce the discharge of carbon dioxide, be conducive to environmental protection.
Accompanying drawing explanation
Illustrate with embodiment below in conjunction with accompanying drawing.
Fig. 1 is double-action stepless speed variator oil pump form structure plan view.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is I place enlarged view in Fig. 2.
Fig. 4 is the right side view removing sprocket wheel in Fig. 2.
Fig. 5 is the left side view of protecgulum in Fig. 2.
Fig. 6 is the right side view of pressure plate in Fig. 2.
Fig. 7 is the right side view of stator in Fig. 2.
In figure, 1-protecgulum; 1-1-filler opening one; 1-2-leads to oil groove one; 1-3-leads to oil groove two; 1-4-force feed window one; 1-5-force feed window two; 1-6-leads to oil groove three; 1-7-leads to oil groove four; 1-8-filler opening two; 1-9-protecgulum positioning pin hole; 1-10-protecgulum screw hole; 2-sliding bearing one; 3-axle; 3-1-oil channel hole; 3-2-spline; 4-blade; 5-locating stud; 6-stator; 6-1-filler opening five; 6-2-dowel pins pump ring hole; 6-3-stator screw hole; 6-4-filler opening six; 7-rotor; 8-pressure plate; 8-1-filler opening three; 8-2-leads to oil groove five; 8-3-leads to oil groove six; 8-4-triangular groove one; 8-5-force feed window three; 8-6-leads to oil groove seven; 8-7-force feed window four; 8-8-triangular groove two; 8-9-leads to oil groove eight; 8-10-filler opening four; 8-11-pressure plate screw hole; 8-12-pressure plate positioning pin hole; 9-sealing gasket; 10-sliding bearing two; 11-sprocket wheel; 12-shaft block ring; 13-screw.
Embodiment
Embodiment, with reference to accompanying drawing 1 ~ 7, protecgulum 1 left surface of double-action stepless speed variator oil pump is respectively equipped with filler opening one 1-1 in correspondence with each other and filler opening two 1-8, force feed window one 1-4 in correspondence with each other and force feed window two 1-5, logical oil groove one 1-2 in correspondence with each other and logical oil groove four 1-7, logical oil groove two 1-3 in correspondence with each other and logical oil groove three 1-6, two symmetrical mutually protecgulum screw hole 1-10, two symmetrical mutually protecgulum positioning pin hole 1-9, lead to and be communicated with between oil groove one 1-2 with logical oil groove two 1-3, lead to and be communicated with between oil groove three 1-6 with logical oil groove four 1-7.The its right end face of stator 6 is respectively equipped with filler opening five 6-1 in correspondence with each other and filler opening six 6-4, two dowel pins pump ring hole 6-2 in correspondence with each other, stator screw hole 6-3 in correspondence with each other, the its right end face of pressure plate 8 is respectively equipped with mutually corresponding filler opening three 8-1 and filler opening four 8-10, logical oil groove five 8-2 of mutual correspondence and logical oil groove eight 8-9, logical oil groove seven 8-6 of mutual correspondence and logical oil groove six 8-3, force feed window four 8-7 of mutual correspondence and force feed window three 8-5, two pressure plate screw hole 8-11 of mutual correspondence, two pressure plate positioning pin hole 8-12 of mutual correspondence, force feed window four 8-7 lower end is communicated with triangular groove two 8-8, force feed window three 8-5 upper end is communicated with triangular groove one 8-4.Be installed in pressure plate screw hole 8-11, stator screw hole 6-3, protecgulum screw hole 1-10 with screw 13 between pressure plate 8, stator 6, protecgulum 1 and be locked, and be installed in pressure plate positioning pin hole 8-12, dowel pins pump ring hole 6-2, protecgulum positioning pin hole 1-9 spacing with locating stud 5.Pressure plate 8 left end face is equipped with sealing gasket 9, sliding bearing 2 10 is housed in the center hole of pressure plate 8, sliding bearing 1 is housed in the center hole of protecgulum 1, in sliding bearing 1 and sliding bearing 2 10, install axle 3, axle 3 is provided with spline 3-2, and the axial centre of axle 3 is provided with oil channel hole 3-1.The internal spline of the spline 3-2 spline joint rotor 7 of axle 3, on the excircle of rotor 7, multiple blade 4 is equipped with in uniform activity, rotor 7 is placed in the inner chamber of stator 6, shaft block ring 12 is equipped with in position on axle 3 corresponding between pressure plate 8 right side with rotor 7 left side, and the right end of axle 3 is fixedly equipped with sprocket wheel 11.
The working principle of double-action stepless speed variator oil pump is: logical oil groove one 1-2 is communicated with logical oil groove two 1-3, logical oil groove three 1-6 is communicated with logical oil groove four 1-7, and logical oil groove five 8-2, logical oil groove six 8-3, logical oil groove seven 8-6, logical oil groove eight 8-9 are separate, be not communicated with, to ensure that filler opening one 1-1 and force feed window three 8-5, filler opening two 1-8 and force feed window four 8-7 form two oil pumps worked alone.Two oil pumps worked alone can be a system fuel feeding simultaneously, or two independently oil pump be respectively same system fuel feeding, or two independently oil pump be two system fuel feeding, by changing the oily pump delivery difference that stator curve shape can make two to work alone, therefore, double-action stepless speed variator oil pump can realize three kinds of discharge capacities.The effect of the oil channel hole 3-1 of axle 3 is the fluid for discharging leak pressure plate 8 end, prevents pressure plate 8 end from producing the fluid of High Temperature High Pressure, eliminates axial force.

Claims (1)

1. a double-action stepless speed variator oil pump, comprise protecgulum (1), stator (6), rotor (7), blade (4), axle (3), sliding bearing one (2), sliding bearing two (10), sprocket wheel (11), the left surface that it is characterized in that protecgulum (1) is respectively equipped with filler opening one (1-1) in correspondence with each other and filler opening two (1-8), force feed window one (1-4) in correspondence with each other and force feed window two (1-5), logical oil groove one (1-2) in correspondence with each other and logical oil groove four (1-7), logical oil groove two (1-3) in correspondence with each other and logical oil groove three (1-6), two mutual symmetrical protecgulum screw holes (1-10), two mutual symmetrical protecgulum positioning pin holes (1-9), lead to and be communicated with between oil groove one (1-2) with logical oil groove two (1-3), lead to and be communicated with between oil groove three (1-6) with logical oil groove four (1-7), the its right end face of stator (6) is respectively equipped with filler opening five (6-1) in correspondence with each other and filler opening six (6-4), two dowel pins pump ring holes (6-2) in correspondence with each other, two stator screw holes (6-3) in correspondence with each other, the its right end face of pressure plate (8) is respectively equipped with mutually corresponding filler opening three (8-1) and filler opening four (8-10), the logical oil groove five (8-2) of mutual correspondence and logical oil groove eight (8-9), the logical oil groove seven (8-6) of mutual correspondence and logical oil groove six (8-3), the force feed window four (8-7) of mutual correspondence and force feed window three (8-5), two pressure plate screw holes (8-11) of mutual correspondence, two pressure plate positioning pin holes (8-12) of mutual correspondence, force feed window four (8-7) lower end is communicated with triangular groove two (8-8), force feed window three (8-5) upper end is communicated with triangular groove one (8-4), pressure plate (8), stator (6), pressure plate screw hole (8-11) is installed on screw (13) between protecgulum (1), stator screw hole (6-3), be locked in protecgulum screw hole (1-10), and be installed on pressure plate positioning pin hole (8-12) with locating stud (5), dowel pins pump ring hole (6-2), spacing in protecgulum positioning pin hole (1-9), sealing gasket (9) pressure plate (8) left end face is equipped with, sliding bearing two (10) is housed in the center hole of pressure plate (8), sliding bearing one (2) is housed in the center hole of protecgulum (1), axle (3) is installed in sliding bearing one (2) and sliding bearing two (10), axle (3) is provided with spline (3-2), the center of axle (3) is provided with oil channel hole (3-1), the spline (3-2) of axle (3) connects the internal spline of rotor (7), on rotor (7) excircle, multiple blade (4) is equipped with in uniform activity, rotor (7) is placed in stator (6) inner chamber, it is spacing that shaft block ring (12) is equipped with in the upper position of axle (3) corresponding between pressure plate (8) right side with rotor (7) left side, sprocket wheel (11) right end of axle (3) is fixedly equipped with.
CN201410332514.7A 2014-07-14 2014-07-14 Double-action stepless speed variator oil pump Active CN104121189B (en)

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CN104121189B true CN104121189B (en) 2016-04-20

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104913038A (en) * 2015-06-20 2015-09-16 阜新德尔汽车部件股份有限公司 Oil conveying device of vehicle automatic transmission
CN105822471A (en) * 2016-05-20 2016-08-03 阜新德尔汽车部件股份有限公司 Electric liquid pump for automobile starting and stopping system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1026086A (en) * 1996-07-05 1998-01-27 Kayaba Ind Co Ltd Seizure preventing structure for vane pump
JP3813783B2 (en) * 2000-03-02 2006-08-23 株式会社日立製作所 Vane pump
CN101576077A (en) * 2008-05-06 2009-11-11 洪铭煌 Vane pump
CN102297131A (en) * 2011-07-08 2011-12-28 兰州理工大学 Port plate and hydraulic pump equipped with it
CN202250825U (en) * 2011-09-08 2012-05-30 耐世特汽车系统(苏州)有限公司 Hydraulic steering pump
CN103334926A (en) * 2013-07-22 2013-10-02 兰州理工大学 Rotating stator type double-acting variable vane pump
CN204061164U (en) * 2014-07-14 2014-12-31 阜新德尔汽车部件股份有限公司 Double-action stepless speed variator oil pump

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