CN108730506A - The gear control device of vehicle - Google Patents
The gear control device of vehicle Download PDFInfo
- Publication number
- CN108730506A CN108730506A CN201810976098.2A CN201810976098A CN108730506A CN 108730506 A CN108730506 A CN 108730506A CN 201810976098 A CN201810976098 A CN 201810976098A CN 108730506 A CN108730506 A CN 108730506A
- Authority
- CN
- China
- Prior art keywords
- button switch
- solenoid valve
- slip ring
- conducting slip
- terminal pad
- 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.)
- Pending
Links
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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/18—Preventing unintentional or unsafe shift, e.g. preventing manual shift from highest gear to reverse gear
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- 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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/4043—Control of a bypass valve
-
- 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
- F16H2306/00—Shifting
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- One-Way And Automatic Clutches, And Combinations Of Different Clutches (AREA)
Abstract
A kind of gear control device of vehicle, including block selecting operation valve, forward gear clutch, retreating gear clutch, hydraulic pump, fuel tank, switching control mechanism, power supply, button switch, solenoid valve, the first conducting slip ring and the second conducting slip ring;Switching control mechanism includes centrifugal column, spring and terminal pad;Centrifugal column is slidably connected in the sliding slot of terminal pad, and an end hook of spring is located in terminal pad, and radially outwardly hook is located on centrifugal column the other end of spring;Button switch is fixedly connected in terminal pad;Centrifugal column is in contact or is separated with button switch;Hydraulic pump is connected to the oil inlet of solenoid valve, and the execution mouth of solenoid valve is connected to the oil inlet of block selecting operation valve;Power supply, the first conducting slip ring, button switch, the second conducting slip ring and solenoid valve terminals be sequentially connected electrically and be formed into a loop;When button switch is connected, the terminals of solenoid valve obtain electric, the oil inlet of solenoid valve and execute mouth and are not communicated with.The present invention can be achieved to hang neutral gear automatically when overspeed of vehicle.
Description
Technical field
The present invention relates to a kind of vehicle, more particularly to a kind of gear control device of vehicle.
Background technology
The stopping device of the vehicle of the prior art as shown in Fig. 2, including block selecting operation valve 60, forward gear clutch 61, after
Move back gear clutch 62, hydraulic pump 63 and fuel tank 64, the oil inlet of hydraulic pump 63 are connected to fuel tank 64, the oil outlet of hydraulic pump 63 and
The oil inlet P of block selecting operation valve 60 is connected to;The control stick 60-1 that block selecting operation valve 60 includes, the execution mouth A of block selecting operation valve 60
It is connected to forward gear clutch 61, the execution mouth B of block selecting operation valve 60 is connected to retreating gear clutch 62, block selecting operation valve 60
Control stick 60-1 is connect by flexible axle with the gear selector positioned at driver's cabin.When driver's operation is selected positioned at the gear of driver's cabin
When selecting device and being allowed to hang on forward gear, the control stick 60-1 movements of block selecting operation valve 60 are driven by flexible axle, make block selecting operation valve 60
Oil inlet P with execute mouth A communicate, the pressure oil in hydraulic pump 63 enters forward gear clutch 61,61 knot of forward gear clutch
It closes, vehicle is hung on forward gear;When driver's operation is allowed to hang in retreating gear positioned at the gear selector of driver's cabin, by soft
Axis drives the control stick 60-1 movements of block selecting operation valve 60, so that the oil inlet P of block selecting operation valve 60 is communicated with mouth B is executed, hydraulic pressure
Pressure oil in pump 63 enters retreating gear clutch 62, and retreating gear clutch 62 combines, and vehicle is hung in retreating gear.Work as driver
When the gear selector of operation driver's cabin is allowed to hang in neutral gear, oil inlet P and the execution mouth A and execution mouth of block selecting operation valve 60
B is not communicated with, and in discrete state, vehicle is hung in neutral gear for forward gear clutch 61 and retreating gear clutch 62.This vehicle
Gear control device cannot hang neutral gear automatically in overspeed of vehicle, exceeded the speed limit when the vehicle is running in this way(Vehicle Shang Qian
Into on gear or retreating gear), and when driver continues to step on the gas, the speed of vehicle will continue to accelerate, and will be easy to happen traffic thing
Therefore.
Invention content
The gear control device of the vehicle of neutral gear can be hung when it is an object of the invention to propose a kind of overspeed of vehicle automatically.
In order to achieve the above objectives, the present invention adopts the following technical scheme that:A kind of gear control device of vehicle, including block selecting
Operation valve, forward gear clutch, retreating gear clutch, hydraulic pump and fuel tank;The oil inlet of the hydraulic pump is connected to fuel tank;Institute
The control stick that block selecting operation valve includes is stated, the control stick of block selecting operation valve is connected by flexible axle and the gear selector positioned at driver's cabin
It connects, the execution mouth A of block selecting operation valve is connected to forward gear clutch, and execution mouth B and the retreating gear clutch of block selecting operation valve connect
It is logical.
Further include switching control mechanism, power supply, button switch, solenoid valve, the first conducting slip ring and the second conducting slip ring;
The switching control mechanism includes centrifugal column, spring and terminal pad;The terminal pad is equipped with sliding slot radially;The centrifugation
Column is slidably connected in the sliding slot of terminal pad, and the main body of the spring is located in sliding slot, and an end hook of spring is located at terminal pad
On, radially outwardly hook is located on centrifugal column the other end of spring;The button switch is fixedly connected in terminal pad;It is described from
Stem is in contact or is separated with button switch;The oil outlet of the hydraulic pump is connected to the oil inlet P of solenoid valve, solenoid valve
Mouth A is executed to be connected to the oil inlet P of block selecting operation valve;The power supply, the first conducting slip ring, button switch, the second conducting slip ring
It is sequentially connected electrically and is formed into a loop with the terminals K of solenoid valve;The both ends of the button switch respectively with the first conducting slip ring
The rotor of rotor and the second conducting slip ring is electrically connected;The power supply is electrically connected with the stator of the first conducting slip ring;The solenoid valve
Terminals K be electrically connected with the stator of the second conducting slip ring;When button switch is connected, the terminals K of solenoid valve obtain it is electric, at this moment
The oil inlet P of solenoid valve is not communicated with mouth A is executed.
The centrifugal column includes big stage portion and small stair portion;The big stage portion is matched with sliding slot and big stage portion is leaned on
The center of circle of nearly terminal pad.
The switching control mechanism further includes holder;The button switch, which is fixed by the bracket, to be connected in terminal pad.
It further include safety valve;The safety valve is arranged on oily channel of the oil outlet in hydraulic pump to fuel tank.
It further include filter;The filter is arranged on the oily channel of the oil inlet of fuel tank to hydraulic pump.
The present invention has following good effect:(1)Since the centrifugal column of the present invention is slidably connected in the sliding slot of terminal pad,
One end hook of spring is located in terminal pad, and radially outwardly hook is located on centrifugal column the other end of spring;Button switch, which is fixed, to be connected
It is connected in terminal pad;Centrifugal column is in contact or is separated with button switch;The oil outlet of hydraulic pump and the oil inlet P of solenoid valve connect
Logical, the execution mouth A of solenoid valve is connected to the oil inlet P of block selecting operation valve;Power supply, the first conducting slip ring, button switch, second are led
The terminals K of electric slip ring and solenoid valve is sequentially connected electrically and is formed into a loop;When button switch is connected, the terminals K of solenoid valve
Must be electric, at this moment the oil inlet P of solenoid valve is not communicated with mouth A is executed;Due also in the use of the present invention, by switching control mechanism
Terminal pad is connected between the output flange of the gearbox of vehicle and the transmission shaft flange of inter-axle shaft, thus works as overspeed of vehicle row
When sailing, the rotary speed of the output flange of the gearbox of vehicle is very fast, the switch control being connect with the output flange of gearbox
The rotary speed of the terminal pad of mechanism is also very fast, and the centrifugal column being slidably connected in this way in the sliding slot of terminal pad can be in centrifugal force
Under the action of overcome the spring force of spring be moved radially outward be in contact afterwards with button switch and promoting button switch button press
Under, at this moment button switch is connected, and the terminals K of solenoid valve obtains electric, and oil inlet P and the execution mouth A of solenoid valve are not communicated with, hydraulic pump
Middle pressure oil cannot be introduced into forward gear clutch and retreating gear clutch, and forward gear clutch and retreating gear clutch are detaching
State, vehicle are hung in neutral gear.The gear control device of i.e. this vehicle can hang neutral gear in overspeed of vehicle automatically, in this way when
When vehicle has exceeded the speed limit, even if driver continues to step on the gas, but since vehicle is hung in neutral gear, thus the speed of vehicle will not be after
It is continuous to accelerate, just it is less likely to occur traffic accident.
Description of the drawings
Fig. 1 is the principle of the present invention figure;
Fig. 2 is the schematic diagram of the gear control device of the vehicle of the prior art;
Fig. 3 is the structural schematic diagram that the button switch of the present invention is connect with switching control mechanism;
Fig. 4 is the left view schematic diagram of Fig. 3;
Fig. 5 is the I enlarged diagrams when button switch of Fig. 3 is separated with centrifugal column;
Fig. 6 is the I enlarged diagrams when button switch of Fig. 3 is in contact with centrifugal column;
Fig. 7 is the button switch of the present invention and the structural schematic diagram that switching control mechanism is connect with vehicle;
Fig. 8 is II enlarged diagram of Fig. 7.
Reference numeral in above-mentioned attached drawing is as follows:Switching control mechanism 1, power supply 2, button switch 3, solenoid valve 4, first are led
Electric slip ring 5, the second conducting slip ring 6, centrifugal column 11, big stage portion 11-1, small stair portion 11-2, spring 12, terminal pad 13, sliding slot
13-1, connecting hole 13-2, holder 14, gearbox 50, output flange 50-1, inter-axle shaft 51, transmission shaft flange 51-1, mounting plate
52, drive shaft bolt 53, block selecting operation valve 60, control stick 60-1, forward gear clutch 61, retreating gear clutch 62, hydraulic pump
63, fuel tank 64, safety valve 65, filter 66.
Specific implementation mode
Below in conjunction with attached drawing and the embodiment provided, the present invention is further illustrated.
As shown in figures 1 and 3, a kind of gear control device of vehicle, including block selecting operation valve 60, forward gear clutch
61, retreating gear clutch 62, hydraulic pump 63 and fuel tank 64;The oil inlet of the hydraulic pump 63 is connected to fuel tank 64;The block selecting
The control stick 60-1 of the control stick 60-1 that operation valve 60 includes, block selecting operation valve 60 are selected by flexible axle and the gear positioned at driver's cabin
Device connection is selected, the execution mouth A of block selecting operation valve 60 is connected to forward gear clutch 61, and the execution mouth B of block selecting operation valve 60 is with after
Gear clutch 62 is moved back to be connected to;
Further include switching control mechanism 1, power supply 2, button switch 3, solenoid valve 4, the first conducting slip ring 5 and the second conducting slip ring 6;
Button switch 3 is the single button of normally opened contact, i.e., under normal circumstances, button switch 3 is in off-state, when pressing button switch 3
Button when, button switch 3 connect.First conducting slip ring 5 and the second conducting slip ring 6, which are that Shenzhen is silent, inspires confidence in the imperial limited public affairs of science and technology
Take charge of the MT1233 type conducting slip rings of production.
As shown in Figures 3 to 6, the switching control mechanism 1 includes centrifugal column 11, spring 12 and terminal pad 13;The company
Disk 13 is connect equipped with sliding slot 13-1 radially;The centrifugal column 11 is slidably connected in the sliding slot 13-1 of terminal pad 13, described
The main body of spring 12 is located in sliding slot 13-1, and an end hook of spring 12 is located in terminal pad 13, and the other end of spring 12 is radial
Outwards hook is located on centrifugal column 11;Spring 12 is tension spring.The button switch 3 is fixedly connected in terminal pad 13;It is described from
Stem 11 is in contact or is separated with button switch 3;When centrifugal column 11 can overcome the work of spring 12 under the influence of centrifugal force
When firmly, centrifugal column 11 be in contact with button switch 3 after can radially outward being slid along the sliding slot 13-1 of terminal pad 13 and push by
The button of button switch 3 is pressed, and button switch 3 is made to connect.When the centrifugal force of centrifugal column 11 cannot overcome the active force of spring 12,
Centrifugal column 11 is separated under the action of spring 12 with button switch 3, and at this moment button switch 3 disconnects.As shown in Figure 1 and Fig. 3 institutes
Show, the oil outlet of the hydraulic pump 63 is connected to the oil inlet P of solenoid valve 4, execution mouth A and the block selecting operation valve 60 of solenoid valve 4
Oil inlet P connection;The wiring of the power supply 2, the first conducting slip ring 5, button switch 3, the second conducting slip ring 6 and solenoid valve 4
End K passes sequentially through conducting wire and is electrically connected and is formed into a loop;The both ends of the button switch 3 rotor with the first conducting slip ring 5 respectively
It is electrically connected with the rotor of the second conducting slip ring 6;The power supply 2 is electrically connected with the stator of the first conducting slip ring 5;The solenoid valve 4
Terminals K be electrically connected with the stator of the second conducting slip ring 6;First conducting slip ring 5 is set and the second conducting slip ring 6 be because by
The 360 ° of continuous rotations of meeting of button switch 3, the conducting wire that button switch 3 is connect with power supply 2 in order to prevent are turned round bad, it is necessary to be arranged first
Conducting slip ring 5.The conducting wire that button switch 3 is connect with the terminals K of solenoid valve 4 in order to prevent is turned round bad, it is necessary to be arranged second
Conducting slip ring 6.When button switch 3 is connected, the terminals K of solenoid valve 4 obtain it is electric, at this moment the oil inlet P of solenoid valve 4 with execute mouth
A is not communicated with.Under normal circumstances, the terminals K of solenoid valve 4 is in power failure state, at this moment the oil inlet P of solenoid valve 4 and executes mouth A phases
Logical, when button switch 3 is connected, the terminals K of solenoid valve 4 obtains electric, the at this moment oil inlet P of solenoid valve 4 and execution mouth A not phase
It is logical.
As shown in Figure 5 and Figure 6, the centrifugal column 11 includes big stage portion 11-1 and small stair portion 11-2;The big step
Portion 11-1 is matched with sliding slot 13-1 and big stage portion 11-1 is close to the center of circle of terminal pad 13.It can make centrifugal column 11 preferably in this way
It radially slides, and the small stair portion 11-2 of centrifugal column 11 can be made preferably to press the button of button switch 3.
The switching control mechanism 1 further includes holder 14;The button switch 3 is fixedly connected on terminal pad by holder 14
On 13.Holder 14 is welded to connect in terminal pad 13 in the present embodiment, and button switch 3 is bolted to connection in holder 14
On.
As shown in Figure 1, further including safety valve 65;The oil outlet in hydraulic pump 63 is arranged to fuel tank 64 in the safety valve 65
On oily channel.
It further include filter 66;The filter 66 is arranged on the oily channel of the oil inlet of fuel tank 64 to hydraulic pump 63.
As shown in Fig. 3, Fig. 4, Fig. 7 and Fig. 8, in the use of the present invention, the terminal pad 13 of switching control mechanism 1 is connected to
Between the output flange 50-1 of the gearbox 50 of vehicle and the transmission shaft flange 51-1 of inter-axle shaft 51, specially by the 4 of vehicle
A drive shaft bolt 53 initially passes through the connecting hole of output flange 50-1, is then passed through the connecting hole 13-2 of terminal pad 13, is then passed through biography
The connecting hole of moving axis flange 51-1, finally by nut tightening on drive shaft bolt 53.The output flange 50- of gearbox 50 in this way
When 1 rotation, terminal pad 13 can be driven to be rotated with identical rotating speed.First conducting slip ring 5 and the second conducting slip ring 6 are passed through into installation
Plate 52 is fixedly connected on the babinet of gearbox 50, and mounting plate 52 is bolted to connection in gearbox 50 in the present embodiment
On babinet, the first conducting slip ring 5 and the second conducting slip ring 6 are bolted to connection on mounting plate 52.
Working principle of the present invention is as follows:As shown in Figure 1 and Fig. 3 shown in, when overspeed of vehicle when driving, vehicle hangs over advance
On gear or retreating gear(I.e. the oil inlet P of block selecting operation valve 60 with execute mouth A be connected to or the oil inlet P of block selecting operation valve 60 with hold
The B connections of row mouth), while the rotary speed of the output flange 50-1 of the gearbox 50 of vehicle is very fast, the output with gearbox 50
The rotary speed of the terminal pad 13 of the switching control mechanism 1 of flange 50-1 connections is also very fast, is slidably connected at terminal pad in this way
Centrifugal column 11 in 13 sliding slot 13-1 can overcome the spring force of spring 12 to be moved radially outward under the influence of centrifugal force, centrifugation
Column 11 is moved radially outward along the sliding slot 13-1 of terminal pad 13 and is in contact and pushes with button switch 3 afterwards under the influence of centrifugal force
The button of button switch 3 is pressed, and at this moment button switch 3 is connected, and the terminals K of solenoid valve 4 obtains electric, the at this moment oil inlet of solenoid valve 4
Mouth P and execution mouth A are not communicated with.Pressure oil can not enter the oil inlet P of block selecting operation valve 60 by solenoid valve 4 in hydraulic pump 63,
Accordingly even when the oil inlet P of block selecting operation valve 60 is connected to execution mouth A or the oil inlet P of block selecting operation valve 60 connects with mouth B is executed
It is logical, but since the oil inlet P of solenoid valve 4 and execution mouth A are not communicated with, thus in hydraulic pump 63 pressure oil cannot be introduced into forward gear from
In discrete state, vehicle hangs over sky for clutch 61 and retreating gear clutch 62, forward gear clutch 61 and retreating gear clutch 62
It blocks.The gear control device of i.e. this vehicle can hang neutral gear in overspeed of vehicle automatically, in this way when vehicle has exceeded the speed limit, i.e.,
Driver is set to continue to step on the gas, but since vehicle is hung in neutral gear, thus the speed of vehicle will not continue to accelerate, and just be not easy
Traffic accident occurs.
When vehicle is not driven over the speed limit, the rotary speed of the output flange 50-1 of the gearbox 50 of vehicle is slower, with change
The rotary speed of the terminal pad 13 of the switching control mechanism 1 of the output flange 50-1 connections of fast case 50 is also relatively slow, and sliding in this way connects
The centrifugal force for the centrifugal column 11 being connected in the sliding slot 13-1 of terminal pad 13 cannot overcome the active force of spring 12, and centrifugal column 11 is in bullet
It is separated with button switch 3 under the action of spring 12, at this moment button switch 3 disconnects, the terminals K dead electricity of solenoid valve 4, at this moment electromagnetism
The oil inlet P of valve 4 is communicated with mouth A is executed, gear selector of driver's operation positioned at driver's cabin, so that it may vehicle be made to hang over advance
In gear, retreating gear or neutral gear, you can normally operated.
Claims (5)
1. a kind of gear control device of vehicle, including block selecting operation valve(60), forward gear clutch(61), retreating gear clutch
(62), hydraulic pump(63)And fuel tank(64);The hydraulic pump(63)Oil inlet and fuel tank(64)Connection;The block selecting operation valve
(60)Including control stick(60-1), block selecting operation valve(60)Control stick(60-1)Pass through flexible axle and the gear for being located at driver's cabin
Selector connects, block selecting operation valve(60)Execution mouth A and forward gear clutch(61)Connection, block selecting operation valve(60)Execution
Mouth B and retreating gear clutch(62)Connection;It is characterized in that:
It further include switching control mechanism(1), power supply(2), button switch(3), solenoid valve(4), the first conducting slip ring(5)With second
Conducting slip ring(6);The switching control mechanism(1)Including centrifugal column(11), spring(12)And terminal pad(13);The connection
Disk(13)It is equipped with sliding slot radially(13-1);The centrifugal column(11)It is slidably connected at terminal pad(13)Sliding slot(13-1)
In, the spring(12)Main body be located at sliding slot(13-1)In, and spring(12)An end hook be located at terminal pad(13)On, spring
(12)The other end radially outwardly hook is located at centrifugal column(11)On;The button switch(3)It is fixedly connected on terminal pad(13)
On;The centrifugal column(11)With button switch(3)It is in contact or is separated;The hydraulic pump(63)Oil outlet and solenoid valve
(4)Oil inlet P connection, solenoid valve(4)Execution mouth A and block selecting operation valve(60)Oil inlet P connection;The power supply(2),
First conducting slip ring(5), button switch(3), the second conducting slip ring(6)And solenoid valve(4)Terminals K be sequentially connected electrically and shape
At circuit;The button switch(3)Both ends respectively with the first conducting slip ring(5)Rotor and the second conducting slip ring(6)Turn
Son electrical connection;The power supply(2)With the first conducting slip ring(5)Stator electrical connection;The solenoid valve(4)Terminals K and
Two conducting slip rings(6)Stator electrical connection;Work as button switch(3)When connection, solenoid valve(4)Terminals K obtain electric, at this moment electromagnetism
Valve(4)Oil inlet P with execute mouth A be not communicated with.
2. the gear control device of vehicle according to claim 1, it is characterised in that:The centrifugal column(11)Including big platform
Rank portion(11-1)With small stair portion(11-2);The big stage portion(11-1)With sliding slot(13-1)It matches and big stage portion(11-
1)Close to terminal pad(13)The center of circle.
3. the gear control device of vehicle according to claim 1, it is characterised in that:The switching control mechanism(1)Also
Including holder(14);The button switch(3)Pass through holder(14)It is fixedly connected on terminal pad(13)On.
4. the gear control device of vehicle according to claim 1, it is characterised in that:It further include safety valve(65);It is described
Safety valve(65)It is arranged in hydraulic pump(63)Oil outlet to fuel tank(64)Oily channel on.
5. the gear control device of vehicle according to claim 1, it is characterised in that:It further include filter(66);It is described
Filter(66)It is arranged in fuel tank(64)To hydraulic pump(63)Oil inlet oily channel on.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810976098.2A CN108730506A (en) | 2018-08-25 | 2018-08-25 | The gear control device of vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810976098.2A CN108730506A (en) | 2018-08-25 | 2018-08-25 | The gear control device of vehicle |
Publications (1)
Publication Number | Publication Date |
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CN108730506A true CN108730506A (en) | 2018-11-02 |
Family
ID=63941724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810976098.2A Pending CN108730506A (en) | 2018-08-25 | 2018-08-25 | The gear control device of vehicle |
Country Status (1)
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CN (1) | CN108730506A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108909450A (en) * | 2018-08-24 | 2018-11-30 | 刘剑 | The accelerator control device of vehicle |
CN109488759A (en) * | 2018-11-05 | 2019-03-19 | 袁菊花 | The gear control device of vehicle |
CN109764129A (en) * | 2019-03-04 | 2019-05-17 | 雷沃重工股份有限公司 | Automatically controlled shuttle gear-shifting system and method |
CN110242634A (en) * | 2019-06-16 | 2019-09-17 | 刘剑 | The truck-mounted drilling rig device of vehicle |
CN110966271A (en) * | 2019-12-24 | 2020-04-07 | 袁菊花 | Stabilizer blade hydro-cylinder controlling means of side fork truck |
-
2018
- 2018-08-25 CN CN201810976098.2A patent/CN108730506A/en active Pending
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金明权等: "《驾驶员安全知识手册》", 31 July 2006 * |
陈哲和: "《节油驾驶80问》", 30 June 2013 * |
陈祎磊等: "《实用开车技巧》", 31 August 2013 * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108909450A (en) * | 2018-08-24 | 2018-11-30 | 刘剑 | The accelerator control device of vehicle |
CN109488759A (en) * | 2018-11-05 | 2019-03-19 | 袁菊花 | The gear control device of vehicle |
CN109764129A (en) * | 2019-03-04 | 2019-05-17 | 雷沃重工股份有限公司 | Automatically controlled shuttle gear-shifting system and method |
CN110242634A (en) * | 2019-06-16 | 2019-09-17 | 刘剑 | The truck-mounted drilling rig device of vehicle |
CN110966271A (en) * | 2019-12-24 | 2020-04-07 | 袁菊花 | Stabilizer blade hydro-cylinder controlling means of side fork truck |
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Application publication date: 20181102 |
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