CN209604527U - A kind of engine Double-hydraulic pump interface transmission box structure - Google Patents

A kind of engine Double-hydraulic pump interface transmission box structure Download PDF

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Publication number
CN209604527U
CN209604527U CN201920262360.7U CN201920262360U CN209604527U CN 209604527 U CN209604527 U CN 209604527U CN 201920262360 U CN201920262360 U CN 201920262360U CN 209604527 U CN209604527 U CN 209604527U
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China
Prior art keywords
hydraulic pump
gear
engine
box structure
gear hub
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CN201920262360.7U
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Inventor
张东
姚良光
陈俊帆
董祥欢
易祥众
刘楠
李文静
彭天权
张德平
唐家禧
陈坤
刘沿桥
吴成
刘福
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Guangxi Yuchai Machinery Co Ltd
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Guangxi Yuchai Machinery Co Ltd
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Abstract

The utility model discloses a kind of engine Double-hydraulic pump interfaces to be driven box structure, including gear hub interconnected, bell housing and the crankshaft toothed wheel being installed in the gear hub, the first hydraulic pump gear is respectively equipped in gear hub above the crankshaft toothed wheel, second hydraulic pump gear, the crankshaft toothed wheel, first hydraulic pump gear, the transition gear that connection is engaged with three is equipped between second hydraulic pump gear, lubricating oil pipe is equipped at the top of the gear hub, first hydraulic pump gear, gear shell wall above second hydraulic pump gear is respectively equipped with the lubrication hydraulic fluid port being connected to the lubricating oil pipe, the gear hub bottom is equipped with the crankshaft toothed wheel accommodating chamber that sectional dimension is gradually reduced from top to bottom, the gear hub bottom of crankshaft toothed wheel accommodating chamber side is equipped with the oil-recovery tank that can be connected to oil sump.The utility model structure is simple, compact, good reliability.

Description

A kind of engine Double-hydraulic pump interface transmission box structure
Technical field
The utility model relates to driving engine technical fields, more specifically, it relates to a kind of engine Double-hydraulic Pump interface is driven box structure.
Background technique
Country comfort agriculture, Huinong's support policy guiding under, the matched engine of farm machinery is toward high-power direction demand It improves, and to high-end Administration & Mechanical Development.Integrated hydraulic technology on harvester, such as walking hydraulic pump and ceding of Taiwan control pump, this needs There is applicable power output port on the engine of harvesting machinery.
Currently, due to the power that the engine of harvester provides is small and Costco Wholesale, common power output flywheel Shell only has this power output interface of flywheel, depends merely on this power output interface connection walking hydraulic pump and ceding of Taiwan control Pump, the drive mechanism of engine is complicated, volume is big, poor reliability.
Utility model content
The technical problems to be solved in the utility model is the above-mentioned deficiency for the prior art, and the utility model provides one kind Simple, compact, good reliability the engine of structure is driven box structure with Double-hydraulic pump interface.
The technical solution of the utility model is: a kind of engine Double-hydraulic pump interface transmission box structure, including mutually interconnects Gear hub, bell housing and the crankshaft toothed wheel being installed in the gear hub connect, in the gear hub above the crankshaft toothed wheel It is respectively equipped with the first hydraulic pump gear, the second hydraulic pump gear, it is the crankshaft toothed wheel, the first hydraulic pump gear, second hydraulic It is equipped with the transition gear for engage connection with three between pump gear, equipped with lubricating oil pipe at the top of the gear hub, described first Gear shell wall above hydraulic pump gear, the second hydraulic pump gear is respectively equipped with the lubrication hydraulic fluid port being connected to the lubricating oil pipe, The gear hub bottom is equipped with the crankshaft toothed wheel accommodating chamber that sectional dimension is gradually reduced from top to bottom, the crankshaft toothed wheel accommodating chamber The gear hub bottom of side is equipped with the oil-recovery tank that can be connected to oil sump.
As a further improvement, first hydraulic pump gear, the second hydraulic pump gear are spline gear, it is described The first hydraulic pump gear, splined shaft for driving hydraulic pump is equipped in the second hydraulic pump gear.
Further, the gear hub is respectively equipped with the first hydraulic pump corresponding with first hydraulic pump gear position Terminal pad, the second hydraulic pump terminal pad corresponding with second hydraulic pump gear position, the first hydraulic pump terminal pad, The terminal pad mounting hole of multiple circumferences is equipped in second hydraulic pump terminal pad.
Further, the first reserved mounting base is equipped at the top of the gear hub, the gear hub side is equipped with second Reserved mounting base, the reserved mounting base of described first include at least two consistent installation bases of height, the installation base, Screw hole is equipped in second reserved mounting base.
Further, the bell housing two sides are respectively provided with the mounting bracket being mounted on engine on vehicle.
Further, the end face of the gear hub is equipped with multiple engine connecting holes, and the other end of the gear hub flies Relief hole corresponding with each engine connection hole site is respectively equipped on wheel shell.
Further, the transition gear is equipped with engraved structure.
Further, the gear hub end face is equipped with corresponding with the crankshaft toothed wheel position for connecting engine Connecting flange, the connecting flange are equipped with crankshaft via hole.
Further, the bell housing is equipped with crankshaft oil seal lid.
Further, it is integrally formed structures between the gear hub, bell housing.
Beneficial effect
The utility model compared with prior art, has the advantage that are as follows:
1, this transmission box structure in gear hub by being arranged the first hydraulic pump gear, the second hydraulic pump gear, crank teeth Wheel delivers torque to the first hydraulic pump gear, the second hydraulic pump gear, the first hydraulic pump gear, the second liquid by transition gear Press pump gear can respectively drive a hydraulic pump works, effectively expand the power output interface of engine, also, this transmission Box structure structure is simple, compact, good reliability;
2, oil is taken from engine by lubricating oil pipe and is delivered to lubrication hydraulic fluid port, lubricating oil is ejected into the first hydraulic pump tooth On wheel, the second hydraulic pump gear, the first hydraulic pump gear, the second hydraulic pump gear high speed rotation make lubricating oil form profit of splashing It is sliding, while bearing and transition gear can also be lubricated;
3, the sectional dimension of crankshaft toothed wheel accommodating chamber is gradually reduced from top to bottom, is guaranteeing to supply lubricating oil to crankshaft toothed wheel While can reduce the accumulation of lubricating oil, extra lubricating oil flow to oil sump from oil-recovery tank, and circulation fuel feeding ensure that lubrication The cleanliness of oil, can be improved the service life and job stability of each gear;
4, the terminal pad installation of multiple circumferences is respectively provided in the first hydraulic pump terminal pad and the second hydraulic pump terminal pad Hole can require to pacify again after connection one setting angle of disc spins according to the setting angle of hydraulic pump when actual use It is attached on gear hub, improves the suitability of terminal pad;
5, the first reserved mounting base and the second reserved mounting base are used to install other parts of engine, make full use of gear The space of shell increases the purposes of gear hub.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of the utility model;
Fig. 2 is the backsight structural representation of the utility model;
Fig. 3 is the forward sight structural schematic diagram of the utility model;
Fig. 4 is the overlooking structure diagram of the utility model.
Wherein: 1- gear hub, 2- bell housing, 3- crankshaft toothed wheel, the first hydraulic pump gear of 4-, the second hydraulic pump gear of 5-, 6- transition gear, 7- lubricating oil pipe, 8- lubrication hydraulic fluid port, 9- crankshaft toothed wheel accommodating chamber, 10- oil-recovery tank, the connection of the first hydraulic pump of 11- Disk, the second hydraulic pump of 12- terminal pad, 13- terminal pad mounting hole, 14- second reserve mounting base, 15- installation base, 17- suspension Bracket, 18- engine connecting hole, 19- relief hole, 20- engraved structure, 21- connecting flange, 22- crankshaft oil seal lid.
Specific embodiment
Specific embodiment in reference to the accompanying drawing is described further the utility model.
Refering to fig. 1-4, a kind of engine with Double-hydraulic pump interface be driven box structure, including gear hub interconnected 1, fly It is hydraulic to be respectively equipped with first in the gear hub 1 of the top of crankshaft toothed wheel 3 for wheel shell 2 and the crankshaft toothed wheel 3 being installed in gear hub 1 Pump gear 4, the second hydraulic pump gear 5, crankshaft toothed wheel 3, the first hydraulic pump gear 4 are equipped between second hydraulic pump gear 5 and three Person engages the transition gear 6 of connection.First hydraulic pump gear 4, the second hydraulic pump gear 5 are spline gear, the first hydraulic pump It is equipped with the splined shaft for driving hydraulic pump in gear 4, the second hydraulic pump gear 5, can be used according to different hydraulic pumps Different splined shafts.Gear hub 1 be respectively equipped with the first hydraulic pump terminal pad 11 corresponding with 4 position of the first hydraulic pump gear, with The corresponding second hydraulic pump terminal pad 12 in second hydraulic pump gear, 5 position, the first hydraulic pump terminal pad 11, the connection of the second hydraulic pump The terminal pad mounting hole 13 of multiple circumferences is equipped on disk 12, it, can be according to the peace of hydraulic pump when actual use Dress angle requirement is installed on gear hub 1 again after connecting one setting angle of disc spins, improves the suitability of terminal pad.
Lubricating oil pipe 7, the gear hub 1 above the first hydraulic pump gear 4, the second hydraulic pump gear 5 are equipped at the top of gear hub 1 It is respectively equipped with the lubrication hydraulic fluid port 8 being connected to lubricating oil pipe 7 on wall, oil is taken from engine by lubricating oil pipe 7 and is delivered to profit Lubricating oil mouth 8, lubricating oil are ejected into the first hydraulic pump gear 4, on the second hydraulic pump gear 5, the first hydraulic pump gear 4, the second liquid 5 high speed rotation of press pump gear makes lubricating oil form lubrication of splashing, while can also lubricate bearing and transition gear 6.1 bottom of gear hub Portion is equipped with the crankshaft toothed wheel accommodating chamber 9 that sectional dimension is gradually reduced from top to bottom, the gear hub 1 of 9 side of crankshaft toothed wheel accommodating chamber Bottom is equipped with the oil-recovery tank 10 that can be connected to oil sump, is guaranteeing that profit can be reduced while supplying lubricating oil to crankshaft toothed wheel 3 The accumulation of lubricating oil, extra lubricating oil flow to oil sump from oil-recovery tank 10, and circulation fuel feeding ensure that the cleanliness of lubricating oil, can be with Improve the service life and job stability of each gear.
The first reserved mounting base is equipped at the top of gear hub 1,1 side of gear hub is equipped with the second reserved mounting base 14, and first is pre- It stays mounting base to include at least the consistent installation base 15 of two height, is equipped on installation base 15, the second reserved mounting base 14 Screw hole, the first reserved mounting base and the second reserved mounting base 15 are used to install other parts of engine, make full use of gear hub 1 Space, increase gear hub 1 purposes.
2 two sides of bell housing are respectively provided with the mounting bracket 17 being mounted on engine on vehicle, convenient to engine It is positioned and is supported.The end face of gear hub 1 is equipped with multiple engine connecting holes 18, the other end of gear hub 1, bell housing 2 On be equipped with relief hole 19 corresponding with each 18 position of engine connecting hole and use bolt when gear hub 1 is installed to engine The locking of gear hub 1 plug screw is reused on the engine, after installation after relief hole 19 to block relief hole 19.Transition Gear 6 is equipped with engraved structure 20, and rotation transition gear 6 is aligned engraved structure 20 with relief hole 19, can be to avoid installation tooth Interfered when wheel shell 1 is to engine, can be arranged according to the actual situation the quantity of engine connecting hole 18 and relief hole 19 with And the position of engine connecting hole 18, guarantee the stability that gear hub 1 is connect with engine.
1 end face of gear hub is equipped with corresponding with 3 position of crankshaft toothed wheel for connecting the connecting flange 21 of engine, connection method 21 periphery of orchid is equipped with engine connecting hole, and connecting flange 21 is equipped with crankshaft via hole, and crankshaft connects crankshaft after passing through crankshaft via hole Gear 3.Bell housing 2 is equipped with crankshaft oil seal lid 22, and for preventing oil leak, crankshaft oil seal lid 22 is mounted on by bolt On bell housing 2, facilitate assembly and disassembly.It is integrally formed structures between gear hub 1, bell housing 2, overall structural strength is high, production side Just.
This transmission box structure in gear hub 1 by being arranged the first hydraulic pump gear 4, the second hydraulic pump gear 5, crank teeth Wheel 3 delivers torque to the first hydraulic pump gear 4, the second hydraulic pump gear 5 by transition gear 6, the first hydraulic pump gear 4, Second hydraulic pump gear 5 can respectively drive a hydraulic pump works, effectively expand the power output interface of engine, and And this transmission box structure structure is simple, compact, good reliability, widely used.
Above are merely preferred embodiments of the utility model, it should be pointed out that for those skilled in the art, In Under the premise of not departing from the utility model structure, several modifications and improvements can also be made, it is practical new that these all will not influence this The effect and patent practicability that type is implemented.

Claims (10)

1. a kind of engine with Double-hydraulic pump interface be driven box structure, including gear hub interconnected (1), bell housing (2) with And it is installed on the crankshaft toothed wheel (3) in the gear hub (1), it is characterised in that: the gear hub above the crankshaft toothed wheel (3) (1) the first hydraulic pump gear (4), the second hydraulic pump gear (5), the crankshaft toothed wheel (3), the first hydraulic pump are respectively equipped in The transition gear (6) that connection is engaged with three, the gear hub (1) are equipped between gear (4), the second hydraulic pump gear (5) Top is equipped with lubricating oil pipe (7), gear hub (1) wall above first hydraulic pump gear (4), the second hydraulic pump gear (5) It is respectively equipped with the lubrication hydraulic fluid port (8) being connected to the lubricating oil pipe (7), gear hub (1) bottom is equipped with sectional dimension from upper Gear hub (1) bottom of the crankshaft toothed wheel accommodating chamber (9) being gradually reduced under and, crankshaft toothed wheel accommodating chamber (9) side is equipped with The oil-recovery tank (10) that can be connected to oil sump.
2. a kind of engine according to claim 1 is driven box structure with Double-hydraulic pump interface, it is characterised in that: described First hydraulic pump gear (4), the second hydraulic pump gear (5) are spline gear, first hydraulic pump gear (4), second The splined shaft for driving hydraulic pump is equipped in hydraulic pump gear (5).
3. a kind of engine according to claim 2 is driven box structure with Double-hydraulic pump interface, it is characterised in that: described Gear hub (1) be respectively equipped with the first hydraulic pump terminal pad (11) corresponding with the first hydraulic pump gear (4) position, with it is described The corresponding second hydraulic pump terminal pad (12) in second hydraulic pump gear (5) position, the first hydraulic pump terminal pad (11), The terminal pad mounting hole (13) of multiple circumferences is equipped in two hydraulic pump terminal pads (12).
4. a kind of engine according to claim 1 is driven box structure with Double-hydraulic pump interface, it is characterised in that: described The first reserved mounting base is equipped at the top of gear hub (1), the gear hub (1) side is equipped with the second reserved mounting base (14), institute The reserved mounting base of first stated includes at least two consistent installation bases of height (15), the installation base (15), second Screw hole is equipped on reserved mounting base (14).
5. a kind of engine according to claim 1 is driven box structure with Double-hydraulic pump interface, it is characterised in that: described Bell housing (2) two sides are respectively provided with the mounting bracket (17) being mounted on engine on vehicle.
6. a kind of engine according to claim 1 is driven box structure with Double-hydraulic pump interface, it is characterised in that: the tooth The end face of wheel shell (1) is equipped with multiple engine connecting holes (18), on the other end of the gear hub (1), bell housing (2) respectively Equipped with relief hole (19) corresponding with each engine connecting hole (18) position.
7. a kind of engine according to claim 1 is driven box structure with Double-hydraulic pump interface, it is characterised in that: described Transition gear (6) is equipped with engraved structure (20).
8. a kind of engine according to claim 1 is driven box structure with Double-hydraulic pump interface, it is characterised in that: described Gear hub (1) end face is equipped with the connecting flange (21) for being used to connect engine corresponding with the crankshaft toothed wheel (3) position, described Connecting flange (21) be equipped with crankshaft via hole.
9. a kind of engine according to claim 1 is driven box structure with Double-hydraulic pump interface, it is characterised in that: described Bell housing (2) is equipped with crankshaft oil seal lid (22).
10. a kind of engine Double-hydraulic pump interface transmission box structure, feature described in -9 any one according to claim 1 Be: the gear hub (1), bell housing are integrally formed structures between (2).
CN201920262360.7U 2019-03-01 2019-03-01 A kind of engine Double-hydraulic pump interface transmission box structure Active CN209604527U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920262360.7U CN209604527U (en) 2019-03-01 2019-03-01 A kind of engine Double-hydraulic pump interface transmission box structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920262360.7U CN209604527U (en) 2019-03-01 2019-03-01 A kind of engine Double-hydraulic pump interface transmission box structure

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109667921A (en) * 2019-03-01 2019-04-23 广西玉柴机器股份有限公司 A kind of engine Double-hydraulic pump interface transmission box structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109667921A (en) * 2019-03-01 2019-04-23 广西玉柴机器股份有限公司 A kind of engine Double-hydraulic pump interface transmission box structure

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