CN201314373Y - Electro-hydraulic operating device of gear box - Google Patents
Electro-hydraulic operating device of gear box Download PDFInfo
- Publication number
- CN201314373Y CN201314373Y CNU2008202248919U CN200820224891U CN201314373Y CN 201314373 Y CN201314373 Y CN 201314373Y CN U2008202248919 U CNU2008202248919 U CN U2008202248919U CN 200820224891 U CN200820224891 U CN 200820224891U CN 201314373 Y CN201314373 Y CN 201314373Y
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- CN
- China
- Prior art keywords
- shaft
- clutch
- controller
- gear
- input shaft
- Prior art date
- 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
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
- F16H3/093—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears with two or more countershafts
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
- Control Of Transmission Device (AREA)
- Arrangement Or Mounting Of Control Devices For Change-Speed Gearing (AREA)
Abstract
The utility model relates to an electro-hydraulic operating device of a gear box of an engineering vehicle, in particular to an electro-hydraulic operating device of a gear box in a drive system of a loader. An input shaft, a box body and a clutch are arranged on a shift actuating mechanism; the input shaft is connected with the power of an engine; a first-gear clutch is connected on the input shaft; a middle shaft, which is parallel with the input shaft, a reverse gear shaft and a output shaft, is arranged on the box body; a second-gear clutch and a low speed gear clutch are connected on the middle shaft; a back-gear clutch is connected on a back-gear shaft; a high speed gear clutch is connected on the output shaft; four electric control valves are connected on an electro-hydraulic operating valve; a power supply connector and a back warning connector are arranged on a controller; the four electric control valves are connected on the controller through wires; a shift handle is connected on the controller; and the electric control valves controls the electro-hydraulic operating valve to act. The electro-hydraulic operating device has the effects of simple structure of operating system, small occupied space, flexible, light, accurate and safe shift operation, low labor intensity, high working efficiency, and wide application in gear box devices of loaders.
Description
Technical field:
The utility model relates to the gearbox electricity liquid Effector in a kind of engineering vehicle gearbox electricity the liquid Effector, particularly loader transmission system.
Background technique:
At present, its gearbox of loader series engineering scrapers generally adopts the machinery type gearshift, promotes speed change valve rod by flexible axle and realizes gearshift: realize that high low speed conversion need utilize shift fork to stir sliding sleeve, meshes by change wheel and realizes speed change.It is operatively connected mechanism's complexity, reaction velocity is slow, work is insensitive, and each joint takes place to become flexible easily during work, causes gear indeterminate, and it is unreliable to shift gears; Need the space big when whole machine installation, when being difficult for realizing the driver control shift handle, labor intensity is big, inefficiency.
Summary of the invention:
The purpose of this utility model provides a kind of gearbox electricity liquid Effector, and it is to adopt electromagnet directly to drive speed change valve, and speed change valve feeds pressure oil and makes the clutch combination in shift clutch, thereby realizes gearshift; Reach that laborsaving, the reliable reaction velocity of gear shift operation is fast, installation and maintenance are convenient.
The utility model gearbox electricity liquid Effector takes following technological scheme to realize: it is to be made of gearshift actuator and shifting control system, gearshift actuator is provided with input shaft and casing and clutch, input shaft connects engine power, the first retaining clutch is connected on the input shaft, the parallel jack shaft of input shaft and reverse gear shaft and output shaft are set on the casing, connect second retaining clutch and the bottom gear clutch on the jack shaft, connect the retaining clutch that falls back on the reverse gear shaft, connect the top gear clutch on the output shaft.Realize different type of belt drive by different clutches engaged, thereby realize four forward gears and two functions that retreat retaining.Shifting control system is made of shift handle and controller and electrically-controlled valve and electric liquid control valve, on electric liquid control valve, connect four electrically-controlled valve, power connection and reversing caution joint are set on the controller, four electrically-controlled valve are by on lead connection and the controller, shift handle is connected on the controller, handles electric liquid control valve action by electrically-controlled valve.Every power cable that electrically-controlled valve is controlled by wire connection controller, shift handle connects the gearshift electric switch of controller power source, and shift handle sends electrical signal for stirring electric switch.Connect gearshift electric switch and power supply and controller by wiring harness, controller is communicated with electrically-controlled valve, and electrically-controlled valve is controlled the motion of gearshift valve rod in the electric liquid control valve.Electrical signal is sent in action by the gearshift electric switch, and electrical signal enters controller, by the calculating of logical circuit in the controller, determines to which electrically-controlled valve energising, controls gearshift stem movement in the electric liquid control valve, realizes different shift transformations.When starting or move backward, controller sends electrical signal and offers vehicle, realizes that neutral starts and the function of reversing caution.
The effect of the utility model gearbox electricity liquid Effector is that operating system configuration is simple, and it is little to take up room, and is easy to install, gear shift operation is flexible, light, accurate, safety, operator's labor intensity is low, and high working efficiency is widely used in gearbox equipment on the loader.
Description of drawings:
The utility model gearbox electricity liquid Effector will describe in further detail in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the utility model gearbox electricity liquid Effector gearshift actuator.
1---casing 2---retaining clutch 3 falls back---reverse gear shaft 4---the first retaining clutch 5---input shaft 6---second retaining clutch 7---bottom gear clutch 8---jack shaft 9---the top gear clutch 10---output shaft
Fig. 2 is the structural representation of the utility model gearbox electricity liquid Effector shifting control system.
11---shift handle 12---controller 13---power connection 14---reversing caution joint 15---the electric liquid control valves of lead 16---electrically-controlled valve 17---
Embodiment:
With reference to Fig. 1,2, the utility model gearbox electricity liquid Effector, it is to be made of gearshift actuator and shifting control system, gearshift actuator is provided with input shaft 5 and casing 1 and clutch, input shaft 5 connects engine power, the first retaining clutch 4 is connected on the input shaft 5, the parallel jack shaft 8 of input shaft 5 and reverse gear shaft 3 and output shaft 10 are set on the casing 1, connect second retaining clutch 6 and the bottom gear clutch 7 on the jack shaft 8, connection R falls back and keeps off clutch 2 on the reverse gear shaft 3, connects H top gear clutch 9 on the output shaft 10.Realize different type of belt drive by different clutches engaged, thereby realize four forward gears and two functions that retreat retaining.Shifting control system is made of with electrically-controlled valve 16 and electric liquid control valve 17 shift handle 11 and controller 12, on electric liquid control valve 17, connect four electrically-controlled valve 16, power connection 13 and reversing caution joint 14 are set on the controller 12, four electrically-controlled valve 16 are by on lead 15 connections and the controller 12, shift handle 11 is connected on the controller 12, handles electric liquid control valve 17 actions by electrically-controlled valve 16.Every electrically-controlled valve 16 connects the power cable that controller 12 is controlled by lead 15, and shift handle 11 connects the gearshift electric switch of controllers 12 power supplys, and shift handle 11 sends electrical signal for stirring electric switch.Connect gearshift electric switch and power supply and controller 12 by wiring harness, controller 12 is communicated with electrically-controlled valve 16, the motion of gearshift valve rod in the electric liquid control valve 17 of electrically-controlled valve 16 controls.Electrical signal is sent in action by the gearshift electric switch, and electrical signal enters controller 12, by the calculating of logical circuit in the controller 12, determines to 16 energisings of which electrically-controlled valve, controls gearshift stem movement in the electric liquid control valve 17, realizes different shift transformations.When starting or move backward, controller 12 sends electrical signal and offers vehicle, realizes that neutral starts and the function of reversing caution.
The embodiment of the utility model gearbox electricity liquid Effector, it comprises gearshift actuator and shifting control system, gearshift actuator relates to input shaft 5 and casing 1, input shaft 5 is accepted engine power, the first retaining clutch 4 is installed on the input shaft 5, the jack shaft 8 parallel with input shaft 5 also is installed on the casing 1, reverse gear shaft 3 and output shaft 10, second retaining clutch 6 and the bottom gear clutch 7 is installed on the jack shaft 8, be equipped with on the reverse gear shaft 3 R fall back the retaining clutch 2,10 are equipped with H top gear clutch 9 on the output shaft, realize different type of belt drive by different clutches engaged, thereby realize that four forward gears and two retreat retaining.Shifting control system is to be made of with electrically-controlled valve 16 shift handle 11 and controller 12, shift handle 11 links to each other with controller 12 by lead 15,24 volts of direct currents are by power connection 13 access controllers 12, and controller 12 is connected to electrically-controlled valve 16 and neutral startup and reversing caution joint 14 by lead 15; Four electrically-controlled valve 16 are installed on the electric liquid control valve 17; Electricity liquid control valve 17 have advance, at a high speed and I, III keep off four road pilot pressures oil output terminal, action by shift handle 11, handle the action of its inner gearshift electric switch and send electrical signal, electrical signal enters controller 12, by the calculating of logical circuit in the controller 12, determine gearshift stem movement in the electric liquid control valve 17 of electrically-controlled valve 16 controls to 16 energisings of which electrically-controlled valve, realize different pressure oil output, thereby realize different shift transformations.When starting or move backward, controller 12 sends electrical signal and offers vehicle by neutral startup and reversing caution joint 14, thereby realizes the function of the neutral startup and the caution of moveing backward.
Claims (2)
1, a kind of gearbox electricity liquid Effector, it is to be made of gearshift actuator and shifting control system, gearshift actuator is provided with input shaft (5) and casing (1) and clutch, it is characterized in that input shaft (5) connects engine power, the first retaining clutch (4) is connected on the input shaft (5), parallel jack shaft (8) of input shaft (5) and reverse gear shaft (3) and output shaft (10) are set on the casing (1), jack shaft (8) is gone up and is connected second retaining clutch (6) and the bottom gear clutch (7), reverse gear shaft (3) go up to connect the R retaining clutch (2) that falls back, and output shaft (10) is gone up and connected H top gear clutch (9).
2, gearbox electricity liquid Effector according to claim 1, it is characterized in that shifting control system upward connects four electrically-controlled valve (16) by electric liquid control valve (17), power connection (13) and reversing caution joint (14) are set on the controller (12), four electrically-controlled valve (16) are by on lead (15) connection and the controller (12), shift handle (11) is connected on the controller (12), handles electric liquid control valve (17) action by electrically-controlled valve (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202248919U CN201314373Y (en) | 2008-12-03 | 2008-12-03 | Electro-hydraulic operating device of gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202248919U CN201314373Y (en) | 2008-12-03 | 2008-12-03 | Electro-hydraulic operating device of gear box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201314373Y true CN201314373Y (en) | 2009-09-23 |
Family
ID=41126167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202248919U Expired - Fee Related CN201314373Y (en) | 2008-12-03 | 2008-12-03 | Electro-hydraulic operating device of gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201314373Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565345A (en) * | 2013-10-18 | 2015-04-29 | 山东郯工液压科技有限公司 | Electro-hydraulic variable-speed control system of small-size loader |
| CN106321810A (en) * | 2016-08-31 | 2017-01-11 | 中国煤炭科工集团太原研究院有限公司 | Electro-hydraulic manual and semi-automatic shift system for gearbox of explosion-proof vehicle |
-
2008
- 2008-12-03 CN CNU2008202248919U patent/CN201314373Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565345A (en) * | 2013-10-18 | 2015-04-29 | 山东郯工液压科技有限公司 | Electro-hydraulic variable-speed control system of small-size loader |
| CN106321810A (en) * | 2016-08-31 | 2017-01-11 | 中国煤炭科工集团太原研究院有限公司 | Electro-hydraulic manual and semi-automatic shift system for gearbox of explosion-proof vehicle |
| CN106321810B (en) * | 2016-08-31 | 2019-07-16 | 中国煤炭科工集团太原研究院有限公司 | A kind of electro-hydraulic manual semi-automatic shift gears system of explosion-proof vehicle gearbox |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090923 Termination date: 20111203 |