CN209454561U - A kind of transmission system of chassis and engineering environmental sanitation vehicles - Google Patents
A kind of transmission system of chassis and engineering environmental sanitation vehicles Download PDFInfo
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- CN209454561U CN209454561U CN201920152697.2U CN201920152697U CN209454561U CN 209454561 U CN209454561 U CN 209454561U CN 201920152697 U CN201920152697 U CN 201920152697U CN 209454561 U CN209454561 U CN 209454561U
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- output end
- chassis
- transfer case
- transmission system
- environmental sanitation
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Abstract
The utility model provides a kind of transmission system of chassis and engineering environmental sanitation vehicles.The transmission system of chassis includes engine, gearbox, the first transmission shaft, transfer case, second driving shaft, rear axle, the quantity of engine is one, the transmission system of chassis further includes variable pump, hydraulic circuit, hydraulic motor, front-wheel, second output terminal is provided on transfer case, variable pump is connected with second output terminal, variable pump drives hydraulic motor rotation by hydraulic circuit, and hydraulic motor drives front-drive.The engineering environmental sanitation vehicles include above-mentioned transmission system of chassis, further include blower, water pump, rear-wheel.When carrying out construction operation, by front-wheel drive, in transition by rear wheel drive, four-wheel drive may be implemented in climbing or when driving on crankcase ventilaton in the engineering environmental sanitation vehicles.The power taking mode of each equipment is independent power taking simultaneously, therefore each equipment can work independently.
Description
Technical field
The utility model belongs to technical field of engineering machinery, is specifically related to a kind of transmission system of chassis and engineering sanitation cart
?.
Background technique
Currently, how to improve the service efficiency of sanitation cart with the extensive use of special sanitation vehicle, purchasing for vehicle is reduced
Cost and exhaust emissions have become a new research topic.At work due to sanitation cart, it is desirable that blower has higher revolving speed
With lower Vehicle Speed.Domestic environmental sanitation vehicles generally use the two-engine system kind of drive, and engine in situ is main
The traveling of vehicle is driven, assistant engine then mainly drives the movement of the workpieces such as blower, high-pressure hydraulic pump.Due to having installed secondary hair additional
Motivation, it is necessary to which the related accessories and control device for configuring engine increase manufacturing cost, and it is empty to occupy excessive upper dress
Between, tie up water tank, the dischargeable capacity in sewage storehouse.Noise increase is worked at the same time, oil consumption is high, and use cost is caused to rise.And
Most of assistant engine is all to use four discharge standard of state three or state, and sweeper substantially uses in urban district, to the shadow of environment
Sound can not be ignored.
Utility model content
First purpose of the utility model is to provide a kind of chassis transmission that can be realized the independent various working equipments of driving
System.
Second purpose of the utility model is to provide a kind of engineering environmental sanitation vehicles that can be realized a11wheel drive.
In order to realize the first above-mentioned purpose, transmission system of chassis provided by the utility model include engine, gearbox,
First transmission shaft, transfer case, second driving shaft, rear axle, the quantity of engine are one, and gearbox and engine pass through ring flange
It interconnects, input terminal is provided on transfer case, gearbox is connected by the first transmission shaft with input terminal, on transfer case
It is provided with the first output end, the first output end is connected by second driving shaft with rear axle, which further includes becoming
Pump, hydraulic circuit, hydraulic motor, front-wheel are measured, second output terminal is provided on transfer case, variable pump is connected with second output terminal
It connects, variable pump drives hydraulic motor to rotate by hydraulic circuit, and then drives front-wheel traveling.
By above scheme as it can be seen that engine provides power, gearbox carries out power taking from engine.It is arranged in gearbox
There is gear reduction unit, power is inputted gearbox by engine, from gearbox after the gear reduction unit in gearbox slows down
The revolving speed of output, at this time gearbox output has been substantially reduced with the revolving speed of engine compared with, and the revolving speed that gearbox exports can be with
Adapt to the speed demand of all kinds of auxiliary elements.By the first transmission shaft by power transmission to transfer case, transfer case passes through gearbox
Power transmission to rear axle is driven rear axle rotation by the first output end and second driving shaft.It is defeated that second is additionally provided on transfer case
Outlet, second output terminal are connected with variable pump.Variable pump is connect by hydraulic circuit with front-wheel, is provided near variable pump
Hydraulic oil container, hydraulic oil container provide hydraulic oil for variable pump.It is provided with the first pneumatic clutch at variable pump, opens the first gas
Dynamic clutch, second output terminal provide power for variable pump, drive variable pump wheel rotation, and variable impeller of pump passes through hydraulic oil
Hydraulic circuit is transported in hydraulic motor, driving hydraulic motor rotation.The first pneumatic clutch is closed, second output terminal is no longer
Variable pump provides power.Hydraulic motor is connected with front-wheel, and hydraulic motor rotation drives front-drive, thereby realizes front-wheel
Driving.First output is provided with the second pneumatic clutch, opens the second pneumatic clutch, the first output end drives rear axle
Rotation；The second pneumatic clutch is closed, the first output end stops operating.
Preferably, third output end, the 4th output end are additionally provided on transfer case, the 4th output end is located at third output
The lower part at end.
In the above scheme, the first output end on transfer case, second output terminal, third output end, the 4th output end are equal
Can independent outside output power, and will not influence each other between each output end, therefore each auxiliary element can be from
The independent power taking of different output ends.
Further embodiment is that engine, gearbox, transfer case are respectively positioned in same level height.
In the above scheme, transfer case and engine and gearbox are respectively positioned in same level height, and transfer case is located at bottom
The lower part of disk stringer will not occupy the space of chassis upper, convenient for installing various auxiliary elements in chassis upper.
In order to realize the second above-mentioned purpose, engineering environmental sanitation vehicles provided by the utility model include above-mentioned chassis transmission
System, further includes blower, and blower is connected with third output end.
Preferably, which further includes water pump, and water pump is connected with the 4th output end.
In the above scheme, third output end is connected by third transmission shaft with blower, the third output on transfer case
End drives blower rotation by third transmission shaft.Belt pulley is provided on water pump, belt pulley is connected with the 4th output end, point
Dynamic case, to belt pulley output power, drives pulley rotation by the 4th output end, and belt pulley drives the wheel rotation of water pump.?
Third output is provided with third pneumatic clutch, closes third pneumatic clutch, and third output end no longer provides for blower
Power.4th output is provided with the 4th pneumatic clutch, closes the 4th pneumatic clutch, the 4th output end is no longer water
Pump provides power.When vehicle only needs a kind of working equipment to be worked, it is only necessary to close the pneumatic clutch of remaining equipment i.e.
It can.
Further embodiment is that the engineering environmental sanitation vehicles further include rear-wheel, and rear axle is driven by drive shaft and transmission gear
Rear-wheel traveling.
In the above scheme, second driving shaft is engaged with the first output end, and engine passes through the first output on transfer case
End is delivered to rear axle, driving rear axle rotation by power transmission to second driving shaft, then by second driving shaft.Rear axle passes through drive shaft
Rear-wheel traveling is driven with transmission gear.It is additionally provided with differential mechanism in the junction of rear axle and rear-wheel, differential mechanism can make left and right
Two rear wheel rotation speeds are inconsistent, to realize the steering of vehicle.
Detailed description of the invention
Fig. 1 is the structure principle chart of the utility model embodiment.
Fig. 2 is the schematic diagram of the utility model embodiment front-wheel drive.
Fig. 3 is the first view of the utility model embodiment transfer case.
Fig. 4 is the second view of the utility model embodiment transfer case.
Fig. 5 is the third view of the utility model embodiment transfer case.
Fig. 6 is the cross-sectional view along the direction A-A of Fig. 5.
Fig. 7 is the cross-sectional view along the direction D-D of Fig. 5.
The following is a further explanation of the present invention with reference to the accompanying drawings and embodiments.
Specific embodiment
Referring to Fig. 1, transmission system of chassis provided in this embodiment includes engine 1, gearbox 2, the first transmission shaft 3, divides
Dynamic case 4, second driving shaft 5, rear axle 6, front-wheel 7.Engine 1 and gearbox 2 are connected with each other by ring flange.Gearbox 2 receives
The power that engine 1 exports sends power to transfer case 4 by the first transmission shaft 3, then power is passed through the by transfer case 4
Two transmission shafts 5 are transmitted to rear axle 6, and rear axle 6 is started turning by the power drive of engine 1, the transmission that rear axle 6 passes through drive shaft
Gear drives rear-wheel 8 to rotate, to realize running at high speed for vehicle.
In the present embodiment, gear reduction unit is provided in gearbox 2, power is inputted gearbox 2, warp by engine 1
It crosses after the gear reduction unit in gearbox 2 slows down and is exported from gearbox 2.The revolving speed that gearbox 2 exports at this time drops significantly
Low, the revolving speed of gearbox 2 can satisfy the speed demand of all kinds of auxiliary elements.8 speed regulation gears are provided on gearbox 2
(not shown), speed regulation gear are manual governing gear, and driver can control the defeated of gearbox 2 by adjusting the speed regulation gear
Revolving speed out, to control the travel speed of vehicle.
In the present embodiment, it is additionally provided with power output mouth on gearbox 2, is connected with gear pump at power output mouth
21.The gear pump 21 driving executes oil cylinder and carries out operation, and executing oil cylinder includes sewage storehouse locking cylinder, sewage storehouse overturning oil cylinder,
Clearing apparatus lift cylinder etc..The gear pump 21, which carries out work by driving execution oil cylinder, may be implemented the row of waste water in sewage storehouse
Put the work such as the reset with clearing apparatus.
In the present embodiment, transfer case 4 and engine 1 and gearbox 2 are respectively positioned in same level height, and transfer case 4
In the lower part of chassis member, the space of chassis upper will not be occupied, convenient for installing various working equipments, such as wind in chassis upper
Machine, water pump etc..
Referring to fig. 2, Fig. 3, Fig. 4 and Fig. 5 are provided with input terminal 41, the output of the first output end 42, second on transfer case 4
End 43, third output end 44, the 4th output end 45 and variable pump 71.The first pneumatic clutch is provided at second output terminal 43
46, it is provided with the second pneumatic clutch 47 at the first output end 42, third output is provided with third pneumatic clutch
48, the 4th pneumatic clutch 49 is provided at the 4th output end 45.First transmission shaft 3 is engaged with input terminal 41, by engine 1
Power transmission to transfer case 4.One end of second driving shaft 5 is engaged with the first output end 42, the other end of second driving shaft 5 with
Rear axle 6 is connected.Hydraulic circuit 72 is connected at variable pump 71, variable pump 71 drives hydraulic motor 73 by hydraulic circuit 72
Rotation.Hydraulic motor 73 is connected to form a whole with front-wheel 7, and the rotation of hydraulic motor 73 drives front-wheel 7 to rotate, and realizes vehicle
Front-wheel drive.
In the present embodiment, in the present embodiment, third output end 44 passes through third transmission shaft (not shown) and wind
Machine is connected, and the third output end 44 on transfer case 4 drives blower rotation by third transmission shaft.Belt is provided on water pump
Wheel, belt pulley are connected with the 4th output end 45, and transfer case 4, to belt pulley output power, drives skin by the 4th output end 45
Belt wheel rotation, belt pulley drive the wheel rotation of water pump, and water pump carries out work of drawing water.In the case where 1 invariablenes turning speed of engine,
The invariablenes turning speed of blower, it is ensured that clean the consistency of effect.The revolving speed of water pump vane is also constant, and the rate drawn water is also permanent
It is fixed.If it is desired to changing the revolving speed of blower and water pump vane, it is only necessary to adjust the manual governing gear on gearbox 2, change speed change
The output revolving speed of case 2.
Referring to Fig. 6 and Fig. 7, it is provided with shift fork 471 and cylinder 472 in the second pneumatic clutch 47, inside transfer case 4
It is provided with the first drive shaft 410, the first transmission gear 411, clutch gear 412, the second drive shaft 413.Second drive shaft 413 with
First output end 42 is connected.Input terminal 41 drives the rotation of the first drive shaft 410, and the first drive shaft 410 drives the second driving cog
411 rotation of wheel, clutch gear 412 are slidably mounted in the second drive shaft 413.
When environmental sanitation vehicles work, the second pneumatic clutch 47 is first opened, cylinder 472 is moved to the left, and pushes shift fork 471 to the left
Mobile, shift fork 471 pushes clutch gear 412 to be moved to the left and engages with the first transmission gear 411, at this time the first transmission gear 411
Clutch gear 412 is driven to rotate, clutch gear 412 drives the rotation of the second drive shaft 413, and the drive first of the second drive shaft 413 is defeated
Outlet 42 rotates.The second pneumatic clutch 47 is closed, cylinder 472 resets to the right, pushes shift fork 471 to move right, shift fork 471 pushes away
Dynamic clutch gear 412 moves right and the first transmission gear 411 is detached from, at this time the first transmission gear 411 can not continue to drive from
It closes gear 412 to rotate, the second drive shaft 413 can not also continue to rotate.In this way by opening and closing the second pneumatic clutch 47
The power output of the first output end 42 can be controlled.
In the present embodiment, the second transmission gear 414 is additionally provided at the first drive shaft 410, the first drive shaft 410 is driven
Dynamic second transmission gear 414 rotation, the second transmission gear 414 pass through remaining transmission gear inside transfer case 4 for power transmission
To remaining power output end.The power output of first pneumatic clutch 46 control second output terminal；Third pneumatic clutch 48
Control the power output of third output end 44；4th pneumatic clutch 49 controls the power output of the 4th output end 45.First gas
Dynamic clutch 46, third pneumatic clutch 48, the working principle of the 4th pneumatic clutch 49 and the second pneumatic clutch 47 are homogeneous
Together, therefore herein not repeated description.
In the present embodiment, it is provided with control button in vehicle drive room, each control button controls a gas
Dynamic clutch.Control button can control the opening and closing of corresponding pneumatic clutch, since pneumatic clutch can control
The power output of corresponding output end, therefore driver can control each output end in driver's cabin by control button
Power output operate very convenient to control the opening and closing of working equipment corresponding to each output end.
In the present embodiment, due to the engineering environmental sanitation vehicles when carrying out construction operation requirement under conditions of running at a low speed
It carries out, engine 1 is in the output state of slow-speed of revolution low torque low-power at this time, and sufficient move can not be provided for equipment
Power will certainly accelerate the travel speed of vehicle if increasing the revolving speed of engine 1, and cannot meet construction well and make
The rate request of industry.Driver presses control button corresponding with the second pneumatic clutch 47, closes the second pneumatic clutch
47, then control button corresponding with the first pneumatic clutch 46 is pressed, open the first pneumatic clutch 46.Second output terminal 43
Rotate driving variable pump 71 rotates, and hydraulic oil is transmitted to hydraulic motor 73 by hydraulic circuit 72 by variable pump 71, drives hydraulic
Motor 73 rotates, so that front-wheel 7 be driven to travel.Since variable pump 71 can control the output flow of itself, may be implemented
Front-wheel 7 is run at a low speed, and the vehicle in this way can still can be in the case where engine 1 is in the high-power output state of high revolving speed
Realize the driven at low speed of front-wheel 7.
In the present embodiment, when vehicle need climb or on crankcase ventilaton when driving, open simultaneously the first air clutch
Device 46 and the second pneumatic clutch 47, engine 1 is that rear axle 6 provides power by the first output end 42 at this time, thus after driving
8 traveling of wheel.Second output terminal 43 drives variable pump 71 that front-wheel 7 is driven to travel, and front-wheel 7 and rear-wheel 8 realize driving simultaneously at this time, from
And realize the four-wheel drive of vehicle, enhance the passability of vehicle.
Although showing and describing the utility model, those skilled in the art in conjunction with the present embodiment and preferred embodiment
It should be understood that in the spirit and scope for not departing from the utility model defined by the appended claims, in form and carefully
The utility model can be made a variety of changes on section, be the protection scope of the utility model.
Claims (6)
1. a kind of transmission system of chassis, including engine, gearbox, the first transmission shaft, transfer case, second driving shaft, rear axle, institute
The quantity for stating engine is one, and the gearbox and the engine are interconnected by ring flange, on the transfer case
It is provided with input terminal, the gearbox is connected with the input terminal by first transmission shaft, is set on the transfer case
It is equipped with the first output end, first output end is connected by the second driving shaft with the rear axle, it is characterised in that:
The transmission system of chassis further includes variable pump, hydraulic circuit, hydraulic motor, front-wheel, is provided on the transfer case
Second output terminal, the variable pump are connected with the second output terminal, and the variable pump drives institute by the hydraulic circuit
Hydraulic motor rotation is stated, the hydraulic motor drives the front-drive.
2. transmission system of chassis according to claim 1, it is characterised in that:
Third output end, the 4th output end are additionally provided on the transfer case, it is defeated that the 4th output end is located at the third
The lower part of outlet.
3. transmission system of chassis according to claim 1 or 2, it is characterised in that:
The engine, the gearbox, the transfer case are respectively positioned in same level height.
4. a kind of engineering environmental sanitation vehicles, including transmission system of chassis as claimed in claim 2, it is characterised in that:
The engineering environmental sanitation vehicles further include blower, and the blower is connected with the third output end.
5. engineering environmental sanitation vehicles according to claim 4, it is characterised in that:
The engineering environmental sanitation vehicles further include water pump, and the water pump is connected with the 4th output end.
6. engineering environmental sanitation vehicles according to claim 4 or 5, it is characterised in that:
The engineering environmental sanitation vehicles further include rear-wheel, and the rear axle drives the rear wheel by drive shaft and transmission gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920152697.2U CN209454561U (en) | 2019-01-28 | 2019-01-28 | A kind of transmission system of chassis and engineering environmental sanitation vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920152697.2U CN209454561U (en) | 2019-01-28 | 2019-01-28 | A kind of transmission system of chassis and engineering environmental sanitation vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209454561U true CN209454561U (en) | 2019-10-01 |
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ID=68046158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920152697.2U Active CN209454561U (en) | 2019-01-28 | 2019-01-28 | A kind of transmission system of chassis and engineering environmental sanitation vehicles |
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| Country | Link |
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| CN (1) | CN209454561U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901746A (en) * | 2021-02-24 | 2021-06-04 | 三一石油智能装备有限公司 | Fracturing truck |
| CN114427208A (en) * | 2022-01-29 | 2022-05-03 | 中国重汽集团济南专用车有限公司 | Intelligent watering cart |
-
2019
- 2019-01-28 CN CN201920152697.2U patent/CN209454561U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901746A (en) * | 2021-02-24 | 2021-06-04 | 三一石油智能装备有限公司 | Fracturing truck |
| CN114427208A (en) * | 2022-01-29 | 2022-05-03 | 中国重汽集团济南专用车有限公司 | Intelligent watering cart |
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