CN201843988U - Electrical control hydraulic automatic variable-speed system - Google Patents
Electrical control hydraulic automatic variable-speed system Download PDFInfo
- Publication number
- CN201843988U CN201843988U CN2010205907830U CN201020590783U CN201843988U CN 201843988 U CN201843988 U CN 201843988U CN 2010205907830 U CN2010205907830 U CN 2010205907830U CN 201020590783 U CN201020590783 U CN 201020590783U CN 201843988 U CN201843988 U CN 201843988U
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- clutch
- switch electromagnetic
- electromagnetic valve
- mouthfuls
- solenoid valve
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- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The utility model discloses an electrical control hydraulic automatic variable-speed system, which comprises a power unit, a hydraulic manifold block, gear-selecting control modules and a clutch control module; the power unit is connected with a one-way valve and a high-voltage filter through a high-pressure oil pipe to apply pressure on an energy accumulator on the hydraulic manifold block, wherein, the energy accumulator is connected with two gear-selecting solenoid valves controlling the gear-selecting control modules, two gear-shifting solenoid valves controlling a gear-shifting oil tank and a clutch on-off solenoid valve group through an oil pressure master solenoid valve; and the clutch on-off solenoid valve group is connected with a runner plate to control a clutch to gather quickly or slowly. The electrical control hydraulic automatic variable-speed system provided by the utility model effectively solves the problem of different manual transmissions of the same type are matched difficultly, lowers the complexity of control software, and improves the control accuracy and reliability of clutches.
Description
Technical field
The utility model and a kind of automotive transmission relate in particular to a kind of electrically controlled and hydraulically automatic speed-changing system.
Background technique
The AMT system, be not change on former driver's motivation tool gearbox agent structure integrated, by installing the robot device of microcomputerized control additional, replace block selecting, the gearshift action of separation, joint and the speed changer of the clutch that former cause manual operation finishes, realize the automation of gearshift overall process.
The AMT control mode of research and development mainly contains following three kinds at present:
(1) electricity powered: be meant that electromotion system that clutch on conventional gear box and gearshift part install Electric Machine Control additional finishes the automatic control of clutch and gearshift.Advantage is that drive system is simple, and low cost of manufacture can be utilized vehicle power supply; Shortcoming is that the less need of driving force install additional and fall torque mechanism (motor is converted into kinetic energy), and the motor reliability requirement is higher, and control stability is relatively poor.
(2) ecp: though need not to install the source of the gas that power source can utilize the car load abundance additional, drive system is simple, and air pressure is lower, and actuator's volume is big, the difficult control of gas, and control accuracy is on the low side.
(3) electrically controlled and hydraulically: hydraulic control device is made up of oil pump, valve body, clutch control module, shift control module and the hydraulic pressure runner module and the hydraulic pipe line that connect all these parts.Critical component is a valve body, so it is the control centre of automatic transmission.The effect of valve body is according to the load state of motor and chassis power train (throttle opening and output shaft rotating speed), the oil pressure that oil pump is outputed to each actuator is controlled, with control automatic clutch oil cylinder, solenoidoperated cluthes manipulation module and shifting manipulation module realize the automatic control and the self shifter of clutch.
Three kinds of control modes that compare AMT, the electronic control accuracy height that surges, stable action, driving force is big, and is the most reliable, generally is applicable to multiple vehicle, is not subjected to the limitation of transmission torque size.But its processing cost height, the control system complexity.Fig. 1 is existing electrically controlled and hydraulically automatic speed-changing system structural representation, see also Fig. 1, existing electrically controlled and hydraulically automatic speed-changing system, comprise power unit 1, hydraulic manifold block 14, block selecting manipulation module 6 and clutch control module 7, described power unit 1 links to each other with block selecting manipulation module 6 by high-pressure oil pipe 2, one-way valve 3; Block selecting manipulation module 6 links to each other with clutch control module 7 by accumulator 2, clutch proportional electromagnetic valve 15.Prior art by block selecting solenoid valve 9 and gearshift solenoid valve 10 control block selecting manipulation module 6, by clutch proportional electromagnetic valve 15 solenoidoperated cluthes manipulation module 7, exists different conventional gear box of the same type to mate difficult problem respectively.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of electrically controlled and hydraulically automatic speed-changing system, solves different conventional gear boxes effectively and mates difficult problem, simplifies the control software complexity, improves the accuracy and the reliability of Clutch Control.
The utility model is to solve the problems of the technologies described above the technological scheme that adopts to provide a kind of electrically controlled and hydraulically automatic speed-changing system, comprise power unit, hydraulic manifold block, block selecting manipulation module and clutch control module, described power unit connects one-way valve by high-pressure oil pipe and high pressure filter is given the pressurization of the accumulator on the hydraulic pressure integrated package, wherein, described accumulator is by the block selecting solenoid valve of the total solenoid valve of oil pressure and two control block selecting manipulation module, the gearshift solenoid valve and the clutch switch electromagnetic valve group of two control gearshift oil cylinders link to each other, and described clutch switch electromagnetic valve group links to each other with runner plate.
Above-mentioned electrically controlled and hydraulically automatic speed-changing system, wherein, the total solenoid valve of described oil pressure is a two-position two-way solenoid valve, described block selecting solenoid valve and gearshift solenoid valve are two-position three way magnetic valve.
Above-mentioned electrically controlled and hydraulically automatic speed-changing system, wherein, described clutch switch electromagnetic valve group comprises 4 two-position three way switch electromagnetic valves, be respectively first clutch switch electromagnetic valve, second clutch switch electromagnetic valve, three-clutch switch electromagnetic valve and four clutches switch electromagnetic valve, 1 mouthful, 2 mouthfuls of each clutch switch solenoid valve are connected with the clutch two-position three way switch electromagnetic valve interface of drawing on the hydraulic manifold block respectively with 3 mouthfuls, and described runner plate links to each other with the hydraulic manifold block that the switch electromagnetic valve part is installed by seal ring; 2 mouthfuls of first clutch switch electromagnetic valve link to each other with the high-pressure oil pipe of clutch oil cylinder, and 2 mouthfuls of with the second clutch switch electromagnetic valve 2 mouthfuls are communicated with; 1 mouthful of second clutch switch electromagnetic valve communicates with 1 mouthful, the 3 mouthfuls runners that connect 0.3mm～1.5mm diameter respectively of three-clutch switch electromagnetic valve, 3 mouthfuls with 2 mouthfuls of the three-clutch switch electromagnetic valve 3 mouthfuls of being connected the four clutches switch electromagnetic valve jointly, 2 mouthfuls of the four clutches switch electromagnetic valve are connected with the loop of hydraulic manifold block in the hydraulic system.
Above-mentioned electrically controlled and hydraulically automatic speed-changing system, wherein, described power unit comprises direct current generator, hydraulic gear pump and oil storage tank, and the output shaft of described direct current generator links to each other with hydraulic gear pump, described hydraulic gear pump direct current is immersed in the oil storage tank, and described direct current generator is positioned at the oil storage tank outside.
The utility model contrast prior art has following beneficial effect: the electrically controlled and hydraulically automatic speed-changing system that the utility model provides, utilize clutch switch electromagnetic valve group and runner plate to replace existing clutch proportional electromagnetic valve, and by the total solenoid valve of oil pressure and hydraulic manifold block centralized control block selecting solenoid valve, gearshift solenoid valve and clutch switch electromagnetic valve group, solved effectively in different conventional gear box difficulty of matching problems of the same type, alleviated the coupling workload between the different manual transmission of the same type greatly.Compare the independent solenoidoperated cluthes oil cylinder of single proportional electromagnetic valve, not only reduced cost, and simplify the control software complexity, improved the accuracy and the reliability of Clutch Control.
Description of drawings
Fig. 1 is existing electrically controlled and hydraulically automatic speed-changing system structural representation;
Fig. 2 is the utility model electrically controlled and hydraulically automatic speed-changing system structural representation;
Fig. 3 is a flow of pressurized guidance tape schematic representation in the utility model electrically controlled and hydraulically automatic speed-changing system.
Among the figure:
1 power unit, 2 high-pressure oil pipes, 3 one-way valves
4 high pressure filters, 5 accumulators, 6 block selecting manipulation module
The total solenoid valve 9 block selecting solenoid valves of 7 clutch control modules, 8 oil pressure
10 gearshift solenoid valves, 11 runner plates, 12 low pressure fuel pipes
13 clutch switch electromagnetic valve group, 14 hydraulic manifold blocks, 15 clutch proportional electromagnetic valves
131 first clutch switch electromagnetic valves, 132 second clutch switch electromagnetic valves
133 three-clutch switch electromagnetic valves, 134 four clutches switch electromagnetic valves
Embodiment
The utility model will be further described below in conjunction with drawings and Examples.
Fig. 2 is the utility model electrically controlled and hydraulically automatic transmission structure schematic representation.
See also Fig. 2, the electrically controlled and hydraulically automatic speed-changing system that the utility model provides comprises power unit 1, hydraulic manifold block 14, block selecting manipulation module and clutch control module 7, described power unit 1 connects one-way valve 3 by high-pressure oil pipe 2 and high pressure filter 4 gives the accumulator on the hydraulic pressure integrated package 45 pressurizations, wherein, described accumulator 5 is by the block selecting solenoid valve 9 of the total solenoid valve 8 of oil pressure and two control block selecting manipulation module, the gearshift solenoid valve 10 of two control gearshift oil cylinders and clutch switch electromagnetic valve group 13 link to each other, and the described clutch switch electromagnetic valve group 13 solenoidoperated cluthes speed that links to each other with runner plate 11 is gathered.
The utility model utilizes clutch switch electromagnetic valve group 13 and runner plate 11 to replace existing clutch proportional electromagnetic valve, and, solved effectively in different conventional gear box difficulty of matching problems of the same type by the total solenoid valve 8 of oil pressure and hydraulic manifold block 4 centralized control block selecting solenoid valves 9, gearshift solenoid valve 10 and clutch switch electromagnetic valve group 13.
Above-mentioned electrically controlled and hydraulically automatic speed-changing system, described power unit 1 comprises direct current generator, hydraulic gear pump and oil storage tank, the output shaft of described direct current generator links to each other with hydraulic gear pump, and described hydraulic gear pump direct current is immersed in the oil storage tank, and described direct current generator is positioned at the oil storage tank outside.Described power unit 1 connects one-way valve 3 by high-pressure oil pipe 2 in the mode of screw and high pressure filter 4 gives the accumulator on the hydraulic pressure integrated package 14 5 pressurizations, wherein, described automatic speed-changing system utilizes total solenoid valve 8 controlled hydraulic system of bi-bit bi-pass oil pressure that are installed on the hydraulic manifold block 14 to offer the pressure of all-hydraulic cylinder, two two-position three way block selecting solenoid valve 9 control block selecting oil cylinders (then need add a block selecting solenoid valve by that analogy) as four block selecting positions of speed changer, two two-position three way gearshift solenoid valve 10 control gearshift oil cylinders, utilize equal stroke oil cylinder cross-sectional sizes difference, involving in oil mass with equal time differs, make that same pressing time, two parallel group oil cylinder motion speed differed, realize the stop of parallel same group oil cylinder with three points of form position of machinery, the demand of should shifting gears different time realizes block selecting and two actions of gearshift for the solenoid valve power on/off of control oil cylinder.Clutch switch electromagnetic valve group 13 collective flow guidance tapes 11 change the hydraulic pipe line flow direction, the set of flow velocity realization clutch speed according to the operating mode of vehicle.
Fig. 3 is a flow of pressurized guidance tape schematic representation in the utility model electrically controlled and hydraulically automatic speed-changing system.
Be example with one of the five forward manual transmission that reverses gear below, introduce being connected of clutch switch electromagnetic valve group 13 and runner plate 11 in detail.See also Fig. 3, clutch switch electromagnetic valve group 13 comprises 4 two-position three way switch electromagnetic valves, be respectively first clutch switch electromagnetic valve 131, second clutch switch electromagnetic valve 132, three-clutch switch electromagnetic valve 133 and four clutches switch electromagnetic valve 134,1 mouthful, 2 mouthfuls of single solenoid valve the inside are connected with the clutch two-position three way switch electromagnetic valve interface of drawing on the hydraulic manifold block 14 respectively with 3 mouthfuls, the runner plate assembly utilize seal ring with the form of screw with switch electromagnetic valve hydraulic manifold block partly link to each other (junction surface is the plane) is installed.2 mouthfuls of first clutch switch electromagnetic valve 131 link to each other with the high-pressure oil pipe 2 of clutch oil cylinder, and 2 mouthfuls of with second clutch switch electromagnetic valve 132 2 mouthfuls are communicated with; The runner that 1 mouthful of second clutch switch electromagnetic valve 132 with three-clutch switch electromagnetic valve 133 1 mouthful, 3 mouthful connect 0.3mm～1.5mm diameter respectively communicate (runner that other is 2mm～3mm diameter), 3 mouthfuls with 2 mouthfuls of three-clutch switch electromagnetic valve 133 3 mouthfuls of being connected four clutches switch electromagnetic valve 134 jointly, 2 mouthfuls of four clutches switch electromagnetic valve 134 are connected with the loop of hydraulic manifold block 14 in the hydraulic system, and the hydraulic oil after the use can flow in the oil storage tank in the power unit 1 smoothly.When clutch in conjunction with four switch electromagnetic valves of time control by the pressure of clutch oil cylinder at clutch spring under in-oil cylinder hydraulic oil be provided with the runner of selecting desired flow and flow velocity on the runner plate assembly of different flow according to the demand of vehicle condition, with the form of machinery realize clutch under the current state soon, engage slowly.
Though its mechanical type of mode of existing single proportional valve control clutch oil cylinder is comparatively simple, but present Proportional valve costs an arm and a leg (than four switch electromagnetic valve price height), in control, proportional valve control realizes the clutch action (influence of the electric current variation Comparative Examples valve that vehicle is small very greatly) of clutch according to the aperture of control ratio valve under the different vehicle conditions, and the utility model is compared the workload that single proportional solenoid valve control clutch oil cylinder reduces software greatly, the accuracy and the reliability of Clutch Control are higher, simplify the control software complexity, reduce the hardware maintenance cost.
Though the utility model discloses as above with preferred embodiment; right its is not in order to limit the utility model; any those skilled in the art; in not breaking away from spirit and scope of the present utility model; when doing a little modification and perfect, therefore protection domain of the present utility model is worked as with being as the criterion that claims were defined.
Claims (3)
1. electrically controlled and hydraulically automatic speed-changing system, comprise power unit (1), hydraulic manifold block (14), block selecting manipulation module (6) and clutch control module (7), described power unit (1) connects one-way valve (3) by high-pressure oil pipe (2) and high pressure filter (4) is given the pressurization of the accumulator (5) on the hydraulic pressure integrated package (14), it is characterized in that, described accumulator (5) is by the block selecting solenoid valve (9) of the total solenoid valve of oil pressure (8) and two control block selecting manipulation module (6), the gearshift solenoid valve (10) and the clutch switch electromagnetic valve group (13) of two control gearshift oil cylinders link to each other, and described clutch switch electromagnetic valve group (13) links to each other with runner plate (11).
2. electrically controlled and hydraulically automatic transmission as claimed in claim 1 is characterized in that, the total solenoid valve of described oil pressure (8) is a two-position two-way solenoid valve, and described block selecting solenoid valve (9) and gearshift solenoid valve (10) are two-position three way magnetic valve.
3. electrically controlled and hydraulically automatic transmission as claimed in claim 1, it is characterized in that, described clutch switch electromagnetic valve group (13) comprises 4 two-position three way switch electromagnetic valves, be respectively first clutch switch electromagnetic valve (131), second clutch switch electromagnetic valve (132), three-clutch switch electromagnetic valve (133) and four clutches switch electromagnetic valve (134), 1 mouthful of each clutch switch solenoid valve, go up the interface that clutch two-position three way switch electromagnetic valve draws with hydraulic manifold block (14) respectively and be connected with 3 mouthfuls for 2 mouthfuls, described runner plate (11) by seal ring with switch electromagnetic valve hydraulic manifold block partly be installed linked to each other; 2 mouthfuls of first clutch switch electromagnetic valve (131) link to each other with the high-pressure oil pipe (2) of clutch oil cylinder, and 2 mouthfuls of with second clutch switch electromagnetic valve (132) 2 mouthfuls are communicated with; 1 mouthful of second clutch switch electromagnetic valve (132) communicates with 1 mouthful, the 3 mouthfuls runners that connect 0.3mm～1.5mm diameter respectively of three-clutch switch electromagnetic valve (133), 3 mouthfuls with 2 mouthfuls of three-clutch switch electromagnetic valve (133) 3 mouthfuls of being connected four clutches switch electromagnetic valve (134) jointly, 2 mouthfuls of four clutches switch electromagnetic valve (134) are connected with the loop of hydraulic manifold block (14) in the hydraulic system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205907830U CN201843988U (en) | 2010-11-04 | 2010-11-04 | Electrical control hydraulic automatic variable-speed system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205907830U CN201843988U (en) | 2010-11-04 | 2010-11-04 | Electrical control hydraulic automatic variable-speed system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201843988U true CN201843988U (en) | 2011-05-25 |
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ID=44038880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205907830U Expired - Lifetime CN201843988U (en) | 2010-11-04 | 2010-11-04 | Electrical control hydraulic automatic variable-speed system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201843988U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101975270A (en) * | 2010-11-04 | 2011-02-16 | 上海意昂汽车电子有限公司 | Electronic control hydraulic automatic gear shifting |
| CN106151495A (en) * | 2016-08-14 | 2016-11-23 | 邹霞 | AMT system oil path gas path device |
-
2010
- 2010-11-04 CN CN2010205907830U patent/CN201843988U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101975270A (en) * | 2010-11-04 | 2011-02-16 | 上海意昂汽车电子有限公司 | Electronic control hydraulic automatic gear shifting |
| CN101975270B (en) * | 2010-11-04 | 2013-09-25 | 大久（天津）科技有限公司 | Electronic control hydraulic automatic gear shifting system |
| CN106151495A (en) * | 2016-08-14 | 2016-11-23 | 邹霞 | AMT system oil path gas path device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110525 Effective date of abandoning: 20130925 |
|
| RGAV | Abandon patent right to avoid regrant |