CN204573047U - A kind of double-clutch speed changer improving oil pump arrangement structure - Google Patents

A kind of double-clutch speed changer improving oil pump arrangement structure Download PDF

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Publication number
CN204573047U
CN204573047U CN201520177080.8U CN201520177080U CN204573047U CN 204573047 U CN204573047 U CN 204573047U CN 201520177080 U CN201520177080 U CN 201520177080U CN 204573047 U CN204573047 U CN 204573047U
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CN
China
Prior art keywords
oil
oil pump
pump
double
speed changer
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520177080.8U
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Chinese (zh)
Inventor
赵韩
于蓉蓉
黄康
邵可
陈球胜
沙发明
夏公川
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Hefei University of Technology
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Hefei University of Technology
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Priority to CN201520177080.8U priority Critical patent/CN204573047U/en
Application granted granted Critical
Publication of CN204573047U publication Critical patent/CN204573047U/en
Expired - Fee Related legal-status Critical Current
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Abstract

Improve a double-clutch speed changer for oil pump arrangement structure, comprise mission case, pump oil assembly; One side cavity of described mission case is double clutch chamber, and opposite side chamber is gear train assembly chamber, and described pump oil assembly is located on the sidewall of mission case, and pump oil assembly is made up of the motor of oil pump and driving oil pump; Described oil pump is provided with filler opening, oil outlet, and filler opening is communicated with fuel tank; The sidewall of described mission case offers the oil duct corresponding with oil outlet, and oil duct is communicated with the oil outlet of oil pump; Double clutch chamber is led in one end of described oil duct, and the other end of oil duct leads to gear train assembly chamber.By the pump of peripheral hardware oil assembly double-clutch speed changer lubricated and power is provided.

Description

A kind of double-clutch speed changer improving oil pump arrangement structure
Technical field
The utility model belongs to the field of structural design of speed changer, is specifically related to a kind of double-clutch speed changer improving oil pump arrangement structure.
Background technique
Developing rapidly in the last few years along with China's automobile industry, the requirement of people to automotive performance is more and more higher, and the performance of speed changer to automobile plays vital effect.Oil pump is the important component part of speed changer, and the oil in fuel tank is transported in speed changer by the oil pump obtaining power, for the mechanical part in speed changer provides lubricating oil, realizes the operation of gearshift fluid power, provides oil liquid pressure to hydraulic control system.
In current double-clutch speed changer, the arrangement of oil pump is mainly divided into the mode that input shaft top is arranged and input shaft end is arranged, adds the axial dimension of speed changer.In these arrangements, oil pump power is all directly provided by motor simultaneously, occupies the output energy consumption of motor, makes the transmission efficiency of speed changer directly reduce 10%.Internal gear-meshing oil pump many employings involute gear pump that present speed changer uses, cycloid gear pump and circular-arc gear pump, discharge capacity, flow pulsation etc. all can not reach best requirement.
Model utility content
Arrange for solving existing transmission oil pump the defect existed, the utility model devises a kind of double-clutch speed changer improving oil pump arrangement structure.
Improve a double-clutch speed changer for oil pump arrangement structure, comprise mission case 1, pump oil assembly; One side cavity of described mission case 1 is double clutch chamber 2, and opposite side chamber is gear train assembly chamber 6, and described pump oil assembly is located on the sidewall of mission case 1, and pump oil assembly is made up of the motor 5 of oil pump 3 and driving oil pump 3; Described oil pump 3 is provided with filler opening 12, oil outlet 14, and filler opening 12 is communicated with fuel tank;
Described mission case 1 sidewall corresponding with oil pump 3 offers oil duct, and oil duct is communicated with the oil outlet 14 of oil pump 3; Double clutch chamber 2 is led in one end of described oil duct, and the other end of oil duct leads to gear train assembly chamber 6.
Described oil pump 3 is located on mission case 1 sidewall between double clutch chamber 2 and gear train assembly chamber 6, and on mission case 1, radial protrusion has the support block 4 corresponding with oil pump 3, and the middle part of support block 4 is axially arranged with mounting hole;
One end of described support block 4 and the pump housing 11 of oil pump 3 are connected, and the other end cooperation of the pump housing 11 is provided with protecgulum 10; One end of described oil pump input shaft 19 is positioned at the pump housing 11, and the other end of oil pump input shaft 19 is positioned at the mounting hole of support block 4 and oil pump input shaft 19 end being positioned at mounting hole is provided with driving hole;
The other end of described support block 4 coordinates and is provided with motor 5, motor output shaft 24 coordinate put in support block 4 mounting hole in and by the driving hole connection for transmission of key with oil pump input shaft 19, driving oil pump input shaft 19 rotates.
Described oil pump input shaft 19 is fixed on by clutch shaft bearing 20 in the mounting hole of support block 4, and described motor output shaft 24 is fixed in the mounting hole of support block 4 by the second bearing 23.
The described oil pump input shaft 19 being positioned at mounting hole is provided with large baffle ring 18, and the side of large baffle ring 18 contacts with clutch shaft bearing 20, opposite side contacts with the pump housing 11, and large baffle ring 18 realizes the axially locating of clutch shaft bearing 20;
The described motor output shaft 24 being positioned at mounting hole coordinates and is provided with oil sealing 21, and motor output shaft 24 between oil sealing 21 and the second bearing 23 is provided with little baffle ring 22, axially locating that little baffle ring 22 realizes the second bearing 23.
Described oil pump 3 adopts multiple tooth poor cycloidal gear oil pump; Be provided with the driving gear 8 in internal messing, driven gear 9 in the pump housing 11 of oil pump 3, and between driving gear 8 and driven gear 9, cooperation is provided with swing link 7;
The described pump housing 11 is respectively equipped with filler opening 12, return opening 13 at driving gear 8 and engaging-in oil suction place of driven gear 9, and filler opening 12 and return opening 13 are connected with fuel tank respectively by the inflow pipeline 15 of protecgulum 10, oil returning tube 16;
The described pump housing 11 is provided with oil outlet 14 at driving gear 8 and oil extraction place of nibbling out of driven gear 9, and oil outlet 14 is communicated with the oil duct on mission case 1 sidewall by the flowline 17 of protecgulum 10, makes fluid enter double clutch chamber 2 and gear train assembly chamber 6 respectively by first point of oil duct, 25, second point of oil duct 26 of oil duct and carries out lubricating and providing power;
Described motor 5 adopts direct current type permagnetic synchronous motor, and motor 5 provides power by independent storage battery.
The number of teeth of described driving gear 8 is 8-10, and the number of teeth of driven gear 9 is 10-13.
Many 2 to 3 of the number of teeth of the gear ratio driving gear 8 of described driven gear 9.
Advantageous Effects of the present utility model is embodied in following several aspect:
(1), the utility model by oil pump is arranged on double clutch wall box, effectively reduce the axial dimension of speed changer at least 5%, make the structure of speed changer compacter, be conducive to the installation of speed changer, configuration.
(2), the utility model is by drive motor Direct driver oil pump, the power of double-clutch speed changer oil pump is provided by drive motor completely, reduce the load loss of motor, thus the effective energy efficient of energy, improve the transmission efficiency of speed changer 10%.
(3), the utility model adopts the permagnetic synchronous motor Direct driver oil pump of direct current, and the power of motor is provided by storage battery, makes the rotating speed of oil pump comparatively stable, thus can provide comparatively stable oil pressure.
(4), on gearbox sidewall of the present utility model radial protrusion has support block, and support block uses as the bonnet of oil pump, and oil pump have employed detachable protecgulum, the convenient maintenance to oil pump, detection.
(5), the mating part that are connected with oil pump as motor of support block of the present utility model, the joint of motor and oil pump is effectively protected, and is provided with oil sealing in the mounting hole of support block, avoid the inner fluid of oil pump and enter motor.
(6), the utility model oil pump adopts multiple tooth poor cycloidal gear oil pump, and many 2 to 3 of the driven gear gear ratio driving gear number of teeth, and gear oil pump is had, and flow is large, flow pulsation is little, compact appearance and volumetric efficiency advantages of higher.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model speed changer and oil pump installation position partial sectional view, and oil pump is that the rotation being benchmark with C-C in Fig. 4 is cutd open.
Fig. 3 is the partial enlarged drawing of I in Fig. 2.
Fig. 4 is the Longitudinal cross section schematic of the utility model oil pump.
Fig. 5 is the interior edge face schematic diagram of the utility model protecgulum.
Sequence number in upper figure: mission case 1, double clutch chamber 2, oil pump 3, support block 4, motor 5, gear train assembly chamber 6, swing link 7, driving gear 8, driven gear 9, protecgulum 10, the pump housing 11, filler opening 12, return opening 13, oil outlet 14, inflow pipeline 15, oil returning tube 16, flowline 17, large baffle ring 18, oil pump input shaft 19, clutch shaft bearing 20, oil sealing 21, little baffle ring 22, second bearing 23, motor output shaft 24, first point of oil duct, 25, second point of oil duct 26.
Embodiment
Embodiment 1: see Fig. 1, Fig. 2, Fig. 3, a kind of double-clutch speed changer improving oil pump arrangement structure, comprises mission case 1, pump oil assembly; One side cavity of described mission case 1 is double clutch chamber 2, and opposite side chamber is gear train assembly chamber 6, and described pump oil assembly is located on the sidewall of mission case 1, and pump oil assembly is made up of the motor 5 of oil pump 3 and driving oil pump 3; Described oil pump 3 is provided with filler opening 12, oil outlet 14, and filler opening 12 is communicated with fuel tank;
Described mission case 1 sidewall corresponding with oil pump 3 offers oil duct, and oil duct is communicated with the oil outlet 14 of oil pump 3; Double clutch chamber 2 is led in one end of described oil duct, and the other end of oil duct leads to gear train assembly chamber 6.
See Fig. 4, Fig. 5, described oil pump 3 adopts multiple tooth poor cycloidal gear oil pump; Be provided with the driving gear 8 in internal messing, driven gear 9 in the pump housing 11 of oil pump 3, and between driving gear 8 and driven gear 9, cooperation is provided with swing link 7;
The described pump housing 11 is respectively equipped with filler opening 12, return opening 13 at driving gear 8 and engaging-in oil suction place of driven gear 9, and filler opening 12 and return opening 13 are connected with fuel tank respectively by the inflow pipeline 15 of protecgulum 10, oil returning tube 16;
The described pump housing 11 is provided with oil outlet 14 at driving gear 8 and oil extraction place of nibbling out of driven gear 9, and oil outlet 14 is communicated with the oil duct on mission case 1 sidewall by the flowline 17 of protecgulum 10, makes fluid enter double clutch chamber 2 and gear train assembly chamber 6 respectively by first point of oil duct, 25, second point of oil duct 26 of oil duct and carries out lubricating and providing power;
Described motor 5 adopts direct current type permagnetic synchronous motor, and motor 5 provides power by independent storage battery.
The number of teeth of the driving gear 8 of described oil pump 3 is 9, and the number of teeth of driven gear 9 is 11.
Embodiment 2: see Fig. 2, Fig. 3, described oil pump 3 is located on mission case 1 sidewall between double clutch chamber 2 and gear train assembly chamber 6, and radial protrusion has the support block 4 corresponding with oil pump 3 on mission case 1, the middle part of support block 4 is axially arranged with mounting hole;
One end of described support block 4 and the pump housing 11 of oil pump 3 are connected, and the other end cooperation of the pump housing 11 is provided with protecgulum 10; One end of described oil pump input shaft 19 is positioned at the pump housing 11, and the other end of oil pump input shaft 19 is positioned at the mounting hole of support block 4 and oil pump input shaft 19 end being positioned at mounting hole is provided with driving hole;
The other end of described support block 4 coordinates and is provided with motor 5, motor output shaft 24 coordinate put in support block 4 mounting hole in and by the driving hole connection for transmission of key with oil pump input shaft 19, driving oil pump input shaft 19 rotates.
Described oil pump input shaft 19 is fixed on by clutch shaft bearing 20 in the mounting hole of support block 4, and described motor output shaft 24 is fixed in the mounting hole of support block 4 by the second bearing 23.
The described oil pump input shaft 19 being positioned at mounting hole is provided with large baffle ring 18, and the side of large baffle ring 18 contacts with clutch shaft bearing 20, opposite side contacts with the pump housing 11, and large baffle ring 18 realizes the axially locating of clutch shaft bearing 20;
The described motor output shaft 24 being positioned at mounting hole coordinates and is provided with oil sealing 21, and motor output shaft 24 between oil sealing 21 and the second bearing 23 is provided with little baffle ring 22, axially locating that little baffle ring 22 realizes the second bearing 23.All the other structures are with embodiment 1.

Claims (7)

1. improve a double-clutch speed changer for oil pump arrangement structure, comprise mission case (1), pump oil assembly; One side cavity of described mission case (1) is double clutch chamber (2), opposite side chamber is gear train assembly chamber (6), it is characterized in that: described pump oil assembly is located on the sidewall of mission case (1), and pump oil assembly is made up of the motor (5) of oil pump (3) and driving oil pump (3); Described oil pump (3) is provided with filler opening (12), oil outlet (14), and filler opening (12) is communicated with fuel tank;
Described mission case (1) sidewall corresponding with oil pump (3) offers oil duct, and oil duct is communicated with the oil outlet (14) of oil pump (3); Double clutch chamber (2) is led in one end of described oil duct, and the other end of oil duct leads to gear train assembly chamber (6).
2. a kind of double-clutch speed changer improving oil pump arrangement structure according to claim 1, it is characterized in that: described oil pump (3) is located on mission case (1) sidewall between double clutch chamber (2) and gear train assembly chamber (6), and the upper radial protrusion of mission case (1) has the support block (4) corresponding with oil pump (3), the middle part of support block (4) is axially arranged with mounting hole;
One end of described support block (4) and the pump housing (11) of oil pump (3) are connected, and the other end cooperation of the pump housing (11) is provided with protecgulum (10); One end of described oil pump input shaft (19) is positioned at the pump housing (11), and the other end of oil pump input shaft (19) is positioned at the mounting hole of support block (4) and oil pump input shaft (19) end being positioned at mounting hole is provided with driving hole;
The other end cooperation of described support block (4) is provided with motor (5), motor output shaft (24) coordinate put in support block (4) mounting hole in and by the driving hole connection for transmission of key with oil pump input shaft (19), drive oil pump input shaft (19) rotation.
3. a kind of double-clutch speed changer improving oil pump arrangement structure according to claim 2, it is characterized in that: described oil pump input shaft (19) is fixed in the mounting hole of support block (4) by clutch shaft bearing (20), and described motor output shaft (24) is fixed in the mounting hole of support block (4) by the second bearing (23).
4. a kind of double-clutch speed changer improving oil pump arrangement structure according to Claims 2 or 3, it is characterized in that: described in be positioned at mounting hole oil pump input shaft (19) be provided with large baffle ring (18), the side of large baffle ring (18) contacts with clutch shaft bearing (20), opposite side contacts with the pump housing (11), and large baffle ring (18) realizes the axially locating of clutch shaft bearing (20);
The upper cooperation of the described motor output shaft (24) being positioned at mounting hole is provided with oil sealing (21), and motor output shaft (24) between oil sealing (21) and the second bearing (23) is provided with little baffle ring (22), axially locating that little baffle ring (22) realizes the second bearing (23).
5. a kind of double-clutch speed changer improving oil pump arrangement structure according to claim 1, is characterized in that: described oil pump (3) adopts multiple tooth poor cycloidal gear oil pump; Be provided with the driving gear (8) in internal messing, driven gear (9) in the pump housing (11) of oil pump (3), and between driving gear (8) and driven gear (9), cooperation is provided with swing link (7);
The described pump housing (11) is respectively equipped with filler opening (12), return opening (13) in engaging-in oil suction place of driving gear (8) and driven gear (9), and filler opening (12) and return opening (13) are connected with fuel tank respectively by the inflow pipeline (15) of protecgulum (10), oil returning tube (16);
The described pump housing (11) is provided with oil outlet (14) at driving gear (8) and oil extraction place of nibbling out of driven gear (9), and oil outlet (14) is communicated with the oil duct on mission case (1) sidewall by the flowline (17) of protecgulum (10), fluid is made to enter double clutch chamber (2) respectively by first point of oil duct (25) of oil duct, second point of oil duct (26) and gear train assembly chamber (6) carry out lubricating and providing power;
Described motor (5) adopts direct current type permagnetic synchronous motor, and motor (5) provides power by independent storage battery.
6. a kind of double-clutch speed changer improving oil pump arrangement structure according to claim 5, is characterized in that: the number of teeth of described driving gear (8) is 8-10, and the number of teeth of driven gear (9) is 10-13.
7. a kind of double-clutch speed changer improving oil pump arrangement structure according to claim 6, is characterized in that: many 2 to 3 of the number of teeth of the gear ratio driving gear (8) of described driven gear (9).
CN201520177080.8U 2015-03-27 2015-03-27 A kind of double-clutch speed changer improving oil pump arrangement structure Expired - Fee Related CN204573047U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520177080.8U CN204573047U (en) 2015-03-27 2015-03-27 A kind of double-clutch speed changer improving oil pump arrangement structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520177080.8U CN204573047U (en) 2015-03-27 2015-03-27 A kind of double-clutch speed changer improving oil pump arrangement structure

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104728416A (en) * 2015-03-27 2015-06-24 合肥工业大学 Dual clutch transmission with improved oil pump arrangement structure
CN106979317A (en) * 2015-12-01 2017-07-25 波音公司 Gear-box and its manufacture method for tilt rotor aircraft

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104728416A (en) * 2015-03-27 2015-06-24 合肥工业大学 Dual clutch transmission with improved oil pump arrangement structure
CN106979317A (en) * 2015-12-01 2017-07-25 波音公司 Gear-box and its manufacture method for tilt rotor aircraft
CN106979317B (en) * 2015-12-01 2021-05-28 波音公司 Gearbox for tilt rotor aircraft and method of manufacturing the same

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150819

Termination date: 20180327