CN206361113U - A kind of high-power assembly of hydraulic torque converter - Google Patents
A kind of high-power assembly of hydraulic torque converter Download PDFInfo
- Publication number
- CN206361113U CN206361113U CN201621379112.3U CN201621379112U CN206361113U CN 206361113 U CN206361113 U CN 206361113U CN 201621379112 U CN201621379112 U CN 201621379112U CN 206361113 U CN206361113 U CN 206361113U
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- oil
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- working cycles
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- torque
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Abstract
The utility model is specifically related to a kind of high-power assembly of hydraulic torque converter.The assembly includes multiple-piece lockup clutch, hubcap, turbine, guide wheel, pump impeller and output shaft；Turbine, guide wheel, pump impeller formation torque-converters working cycles chamber；Also include hydraulic retarder, gear shift sleeve and control system；Hydraulic retarder is connected by spline with output shaft, and output shaft rear end is connected by gear shift sleeve with outside gearbox；Control system is connected with torque-converters working cycles chamber, hydraulic retarder and multiple-piece lockup clutch respectively, is respectively used to control solution, the locking of multiple-piece lockup clutch, and torque-converters working cycles chamber enters fuel-displaced and hydraulic retarder and worked under decelerating mode.The assembly of hydraulic torque converter had not only protected clutch but also can increase output torque, provides auxiliary braking for vehicle, while the price of assembly of hydraulic torque converter and mechanical gear box greatly reduces manufacturing cost well below the price of automatic gear-box.
Description
Technical field
The utility model belongs to mechanical field, and in particular to a kind of high-power assembly of hydraulic torque converter.
Background technology
The transmission system on big-powered tractor is divided into two kinds of structures at present, and one kind is that engine and mechanical gear box are straight
Transmission system even；Another use engine and full hydraulic automatic Side Gearbox Transmission System.
The first structure, because engine is rigidly connected with mechanical gear box, vehicle is commonly heavily loaded upward slope, and road conditions ratio
It is more complicated, it is necessary to often gearshift, this resulted in shift clutch, gearbox due to shift hunting impact and well damage.
Fluid torque-converter is carried in second of structure, automatic gear-box, is flexible connection, protects clutch, but at present
Automatic gear-box it is expensive, cause the price of vehicle higher, competitiveness commercially weakens.
Utility model content
The problem of in order to solve in background technology, the utility model proposes one kind between engine and mechanical gear box
Increase the assembly of hydraulic torque converter of hydraulic retarder, shift clutch and control system, engine is become with mechanical gear box
Into flexible connection, clutch is protected, increases output torque in bending moment operating mode, improves economic performance in locking operating mode, subtracting
Auxiliary braking is provided for vehicle during fast operating mode, each work operating mode controls to realize by control system.
Concrete technical scheme of the present utility model is：
The utility model provides a kind of high-power assembly of hydraulic torque converter, including multiple-piece lockup clutch, hubcap, whirlpool
Wheel, guide wheel, pump impeller and output shaft；Turbine, guide wheel, pump impeller formation torque-converters working cycles chamber；Pump impeller passes through hubcap and outside
Engine is connected；Multiple-piece lockup clutch is connected by spline with turbine；Turbine is connected by spline with output shaft；
Its improvements is：Also include hydraulic retarder, gear shift sleeve and control system；
Hydraulic retarder is connected by spline with output shaft, and output shaft rear end passes through gear shift sleeve and outside gearbox
Connection；
Control system is connected with torque-converters working cycles chamber, hydraulic retarder and multiple-piece lockup clutch respectively, point
Solution, the locking of multiple-piece lockup clutch Yong Yu not be controlled, torque-converters working cycles chamber enters fuel-displaced and hydraulic retarder and slowed down
Worked under operating mode.
The concrete structure of the utility model control system is as follows：
Control system includes fuel tank, oil pump, working cycles chamber oil-feed oil circuit, working cycles chamber oil return circuit, fluid power and slowed down
Device oil-feed oil circuit, hydraulic retarder oil return circuit and lockup clutch control oil circuit；
Working cycles chamber oil-feed oil circuit connects fuel tank with working cycles chamber；Lockup clutch controls oil circuit by working cycles
Chamber oil-feed oil circuit is connected with multiple-piece lockup clutch；Working cycles chamber oil return circuit and hydraulic retarder oil-feed oil communication；
Working cycles chamber oil-feed oil circuit is disposed with oil pump and torque-converters pressure regulator valve along oil-feed direction；Working cycles chamber
Counterbalance valve is provided with oil return circuit；Lockup clutch control oil circuit is disposed with lockup clutch pressure regulation along oil-feed direction
Valve and check valve；Decelerator control valve is provided with hydraulic retarder oil-feed oil circuit and hydraulic retarder oil return circuit；Work
Radiator is provided with torus oil return circuit；Proportion magnetic valve is installed in the control valve；
Hydraulic retarder oil-feed oil circuit, hydraulic retarder oil return circuit, hydraulic retarder and radiator constitute one and closed
Close loop and connected by hydraulic retarder oil-feed oil circuit with working cycles chamber oil return circuit.
In order to allow the vehicle to fast braking, also include and hydraulic retarder oil-feed oil communication in the control system
Fluid torque-converter quickly starts oil circuit；Fluid torque-converter, which quickly starts, is provided with acceleration oil cylinder and acceleration oil cylinder electromagnetism on oil circuit
Valve；Accelerate to be full of working oil in oil cylinder, when needing to slow down, accelerate oil cylinder solenoid valve control to accelerate oil cylinder quickly to push away working oil
Enter in hydraulic retarder oil-feed oil circuit, realize the quick startup of hydraulic retarder.
In order to ensure the pressure remained steady in working cycles intracavitary and multiple-piece lockup clutch, increase fluid torque-converter
Overflow valve is installed on the reliability used, working cycles chamber oil-feed oil circuit.
Guide's locking magnetic valve is installed on lockup clutch pressure regulator valve, passes through guide's locking solenoid valve control locking clutch
Device pressure regulator valve so that unblocking for lockup clutch is relatively reliable.
The utility model has the advantage of：
1st, the utility model added between engine and mechanical gear box band hydraulic retarder, shift clutch and
The assembly of hydraulic torque converter of control system, had not only protected clutch but also can increase output torque, auxiliary braking is provided for vehicle, together
When assembly of hydraulic torque converter and mechanical gear box price of the price well below automatic gear-box, greatly reduce and be manufactured into
This.
2nd, assembly of hydraulic torque converter of the present utility model, can adapt to various operating modes, when vehicle start, climbing, fluid power
Torque converter assemblage is operated in bending moment operating mode, and lockup clutch separation, the adaptive running resistance of fluid torque-converter plays increase and started
The effect of machine moment of torsion, improves vehicle low-speed dynamic；When the vehicle runs at a high speed, assembly of hydraulic torque converter is operated in locking work
Condition, it is ensured that the traveling fuel economy of vehicle；When the vehicle is driving downhill, assembly of hydraulic torque converter is operated in decelerating mode, is
Vehicle provides auxiliary braking.The power and energy of each operating mode of assembly of hydraulic torque converter is realized by carrying control system.
3rd, the assembly of hydraulic torque converter couples with engine and mechanical gear box respectively, the assembly of hydraulic torque converter can
With larger engine, it is allowed to which engine max. output torque is up to 3000N 〃 m.
4th, control system of the present utility model is additionally provided with hydraulic retarder and quickly starts oil circuit, by accelerate oil cylinder and plus
Fast oil cylinder magnetic valve, can quickly start hydraulic retarder work in decelerating mode, quick to realize braking.
5th, the utility model is provided with the overflow valve acted on as pressure regulation on working cycles chamber oil-feed oil circuit, ensure that
Pressure remained steady in working cycles intracavitary and multiple-piece lockup clutch, adds the reliability that fluid torque-converter is used.
6th, the utility model on lockup clutch pressure regulator valve on guide's locking magnetic valve is installed, pass through guide's locking electricity
Magnet valve controls lockup clutch pressure regulator valve so that unblocking for lockup clutch is relatively reliable.
Brief description of the drawings
Fig. 1 is high-power assembly of hydraulic torque converter sketch.
Fig. 2 is the structure diagram of control system.
1- multiple-pieces lockup clutch, 2- hubcaps, 3- turbines, 4- guide wheels, 5- pump impellers, output 6- axles, 7- hydraulic retarders,
8- gear shift sleeves, 9- control systems, 10- fuel tanks, 11- oil pumps, 12- working cycles chamber oil-feeds oil circuit, 13- working cycles chamber are returned
Oil circuit, 14- hydraulic retarder oil-feeds oil circuit, 15- hydraulic retarders oil return circuit, 16- hydraulic retarders quickly start oil circuit,
17- lockup clutches control oil circuit, 18- torque-converters pressure regulator valve, 19- counterbalance valves, 20- lockup clutches pressure regulator valve, 21- are unidirectional
Valve, 22- decelerators control valve, 23- radiators, 24- proportion magnetic valves, 25- accelerate oil cylinder, 26- to accelerate oil cylinder magnetic valve, 27-
Overflow valve, 28- guide's locking magnetic valve, 29- torque-converters working cycles chambers.
Embodiment
Concrete structure of the present utility model and control method are further described below in conjunction with the accompanying drawings：
Referring to Fig. 1, a kind of high-power assembly of hydraulic torque converter, including multiple-piece lockup clutch 1, hubcap 2, turbine 3, lead
Wheel 4, pump impeller 5, output shaft 6, hydraulic retarder 7, gear shift sleeve 8 and control system 9；Turbine 3, guide wheel 4, pump impeller 5 are formed
Torque-converters working cycles chamber；Pump impeller 5 is connected by hubcap 2 with outer；Multiple-piece lockup clutch 1 passes through spline and whirlpool
Wheel 3 is connected；Turbine 3 is connected by spline with output shaft 6；
Hydraulic retarder 7 is connected by spline with output shaft 6, and the rear end of output shaft 6 passes through gear shift sleeve 8 and outside change
Fast case connection；
Control system 9 connects with torque-converters working cycles chamber 29, hydraulic retarder 7 and multiple-piece lockup clutch 1 respectively
Connect, be respectively used to control solution, the locking, the fuel-displaced and hydraulic retarder of torque-converters working cycles chamber 29 of multiple-piece lockup clutch 1
Worked under decelerating mode.
As shown in Fig. 2 the concrete structure of the control system is：Including fuel tank 10, oil pump 11, working cycles chamber oil-feed oil circuit
12nd, working cycles chamber oil return circuit 13, hydraulic retarder oil-feed oil circuit 14, hydraulic retarder oil return circuit 15, hydraulic retarder
It is quick to start oil circuit 16 and lockup clutch control oil circuit 17；
Working cycles chamber oil-feed oil circuit 12 connects fuel tank 10 with torque-converters working cycles chamber 29；Lockup clutch control oil
Road 17 connects working cycles chamber oil-feed oil circuit 12 with multiple-piece lockup clutch 1；Working cycles chamber oil return circuit 13 and fluid power
Decelerator oil-feed oil circuit 14 is connected；
Working cycles chamber oil-feed oil circuit 12 is disposed with oil pump 11 and torque-converters pressure regulator valve 18 along oil-feed direction；Work
Counterbalance valve 19 is provided with torus oil return circuit 13；Lockup clutch control oil circuit 17 is disposed with along oil-feed direction to be closed
Lock clutch pressure regulator valve 20 and check valve 21；Set on hydraulic retarder oil-feed oil circuit 14 and hydraulic retarder oil return circuit 15
There is decelerator control valve 22；Radiator 23 is provided with working cycles chamber oil return circuit 13；It is provided with decelerator control valve 22
Proportion magnetic valve 24；Hydraulic retarder oil-feed oil circuit 14, hydraulic retarder oil return circuit 15, hydraulic retarder 7 and radiator
23 one closed-loop path of composition are simultaneously connected by hydraulic retarder oil-feed oil circuit 14 with working cycles chamber oil return circuit 13.
Hydraulic retarder quickly starts oil circuit 16 and connected with hydraulic retarder oil-feed oil circuit 14；Hydraulic retarder quickly starts
Installed on oil circuit 16 and accelerate oil cylinder 25 and acceleration oil cylinder magnetic valve 26；Accelerate to be full of working oil in oil cylinder 25.
In order to ensure the pressure remained steady in working cycles intracavitary and multiple-piece lockup clutch 1, increase hydraulic moment changeable
Overflow valve 27 is installed on the reliability that device is used, working cycles chamber oil-feed oil circuit 12.
Guide's locking magnetic valve 28 is installed on lockup clutch pressure regulator valve 20, locking is controlled by guide's locking magnetic valve 28
Clutch pressure regulating valve 20 so that unblocking for multiple-piece lockup clutch 1 is relatively reliable.
Based on the above-mentioned description to high-power assembly of hydraulic torque converter structure, the now control to the control system to different operating modes
Method processed is introduced：
1) control of bending moment operating mode；
In bending moment operating mode, torque-converters pressure regulator valve, counterbalance valve are opened；Disconnect guide's locking magnetic valve, control valve and add
Fast oil cylinder magnetic valve；Hydraulic oil in fuel tank is squeezed into working cycles chamber by oil pump, and the hydraulic oil of working cycles intracavitary passes through back pressure
Valve, radiator, flow back into fuel tank；
2) locking operating conditions；
In locking operating mode, torque-converters pressure regulator valve, counterbalance valve and guide's locking magnetic valve are opened；Disconnect control valve with
And accelerate oil cylinder magnetic valve；A part of hydraulic oil in fuel tank is squeezed into working cycles chamber, the fluid power of working cycles intracavitary by oil pump
Oil flow back into fuel tank by counterbalance valve, radiator；The hydraulic oil of another part controls the locking on oil circuit by lockup clutch
Clutch pressure regulating valve and check valve enter lockup clutch, lockup clutch is in blocking, now, bending moment operating mode oil circuit
The circulatory system is constant, but does not perform bending moment operating mode；
3) decelerating mode is controlled；
In decelerating mode, locking operating conditions keep constant, and ensure that lockup clutch is constantly in blocking；Become
The control of square operating mode is constant, but does not perform bending moment operating mode；Open proportion magnetic valve, decelerator control valve and accelerate oil cylinder electromagnetism
Hydraulic oil in valve, oil cylinder is quickly pushed into hydraulic retarder oil-feed oil circuit, hydraulic oil is rapidly entered hydraulic retarder, and
Closed circuit is formed between radiator, decelerator control valve and hydraulic retarder, and there is provided auxiliary braking.
Claims (5)
1. a kind of high-power assembly of hydraulic torque converter, including multiple-piece lockup clutch, hubcap, turbine, guide wheel, pump impeller and defeated
Shaft；Turbine, guide wheel, pump impeller formation torque-converters working cycles chamber；Pump impeller is connected by hubcap with outer；Multiple-piece is closed
Lock clutch is connected by spline with turbine；Turbine is connected by spline with output shaft；
It is characterized in that：Also include hydraulic retarder, gear shift sleeve and control system；
Hydraulic retarder is connected by spline with output shaft, and output shaft rear end is connected by gear shift sleeve with outside gearbox
Connect；
Control system is connected with torque-converters working cycles chamber, hydraulic retarder and multiple-piece lockup clutch respectively, is used respectively
Solution, locking in control multiple-piece lockup clutch, torque-converters working cycles chamber enter fuel-displaced and hydraulic retarder in decelerating mode
Lower work.
2. high-power assembly of hydraulic torque converter according to claim 1, it is characterised in that：The control system includes oil
Case, oil pump, working cycles chamber oil-feed oil circuit, working cycles chamber oil return circuit, hydraulic retarder oil-feed oil circuit, hydraulic retarder are returned
Oil circuit and lockup clutch control oil circuit；
Working cycles chamber oil-feed oil circuit connects fuel tank with torque-converters working cycles chamber；Lockup clutch control oil circuit follows work
Ring cavity oil-feed oil circuit is connected with multiple-piece lockup clutch；Working cycles chamber oil return circuit and hydraulic retarder oil-feed oil circuit connect
It is logical；
Working cycles chamber oil-feed oil circuit is disposed with oil pump and torque-converters pressure regulator valve along oil-feed direction；Working cycles chamber oil return
Counterbalance valve is provided with oil circuit；Lockup clutch control oil circuit along oil-feed direction be disposed with lockup clutch pressure regulator valve with
And check valve；Decelerator control valve is provided with hydraulic retarder oil-feed oil circuit and hydraulic retarder oil return circuit；Working cycles
Radiator is provided with chamber oil return circuit；Proportion magnetic valve is installed in the control valve；
Hydraulic retarder oil-feed oil circuit, hydraulic retarder oil return circuit, hydraulic retarder and radiator constitute one and closed back
Road is simultaneously connected by hydraulic retarder oil-feed oil circuit with working cycles chamber oil return circuit.
3. high-power assembly of hydraulic torque converter according to claim 2, it is characterised in that：Also include entering with hydraulic retarder
The fluid torque-converter of oily oil communication quickly starts oil circuit；Fluid torque-converter, which quickly starts, to be provided with acceleration oil cylinder and adds on oil circuit
Fast oil cylinder magnetic valve；Accelerate to be full of working oil in oil cylinder.
4. high-power assembly of hydraulic torque converter according to claim 3, it is characterised in that：The working cycles chamber oil-feed oil
Overflow valve is installed on road.
5. high-power assembly of hydraulic torque converter according to claim 4, it is characterised in that：Pacify on lockup clutch pressure regulator valve
Equipped with guide's locking magnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621379112.3U CN206361113U (en) | 2016-12-15 | 2016-12-15 | A kind of high-power assembly of hydraulic torque converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621379112.3U CN206361113U (en) | 2016-12-15 | 2016-12-15 | A kind of high-power assembly of hydraulic torque converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206361113U true CN206361113U (en) | 2017-07-28 |
Family
ID=59373682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621379112.3U Withdrawn - After Issue CN206361113U (en) | 2016-12-15 | 2016-12-15 | A kind of high-power assembly of hydraulic torque converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206361113U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678321A (en) * | 2016-12-15 | 2017-05-17 | 陕西航天动力高科技股份有限公司 | High-power hydraulic torque converter assembly and control method thereof |
| CN113324006A (en) * | 2021-06-24 | 2021-08-31 | 陕西法士特齿轮有限责任公司 | Hydraulic torque converter assembly |
-
2016
- 2016-12-15 CN CN201621379112.3U patent/CN206361113U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678321A (en) * | 2016-12-15 | 2017-05-17 | 陕西航天动力高科技股份有限公司 | High-power hydraulic torque converter assembly and control method thereof |
| CN113324006A (en) * | 2021-06-24 | 2021-08-31 | 陕西法士特齿轮有限责任公司 | Hydraulic torque converter assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170728 Effective date of abandoning: 20200221 |
|
| AV01 | Patent right actively abandoned |