CN209705259U - Air inlet control assembly, gearbox and automobile - Google Patents
Air inlet control assembly, gearbox and automobile Download PDFInfo
- Publication number
- CN209705259U CN209705259U CN201822241737.9U CN201822241737U CN209705259U CN 209705259 U CN209705259 U CN 209705259U CN 201822241737 U CN201822241737 U CN 201822241737U CN 209705259 U CN209705259 U CN 209705259U
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- clutch
- air inlet
- power assisted
- control assembly
- execution unit
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Abstract
The utility model provides a kind of air inlet control assembly, gearbox and automobile, it is related to automobile technical field, air inlet control assembly includes detection unit and execution unit, the execution unit connect with the detection unit and receives the clutch state information for the clutch that the detection unit obtains, and the execution unit controls the air-suction state of power assisted gearshift cylinder according to the clutch state information.In clutch separation, execution unit controls the air inlet of power assisted gearshift cylinder, power assisted gearshift cylinder is set to start to work, power-assisted is provided in time for shift, detection unit and execution unit control power assisted gearshift cylinder working are not influenced by the abrasion of clutch, power assisted gearshift cylinder working can be more accurately controlled, prevents power assisted gearshift from lagging.
Description
Technical field
The utility model relates to automobile technical fields, and more particularly, to a kind of air inlet control assembly, one kind having the air inlet
The gearbox of control assembly and a kind of automobile with the air inlet control assembly or gearbox.
Background technique
The gearbox shifting power of automobile is generally bigger than normal, to mitigate driver's labor intensity, increases shift in gearbox and helps
Power cylinder, provides power-assisted in shift process for driver.Compression of the power source of power assisted gearshift cylinder in gas receiver is empty
Gas, when compressed air enters power assisted gearshift cylinder, power assisted gearshift cylinder can work, and not enter power assisted gearshift cylinder in compressed air
When, power assisted gearshift cylinder stops working.
In the prior art, it as shown in Figure 1, power assisted gearshift cylinder 9 ' is connect by by-passing valve 1 ' with gas receiver 7 ', and bypasses
Valve 1 ' is arranged on clutch booster 8 ', and the cylinder piston 2 ' of clutch booster 8 ' is able to drive the opening and closing of by-passing valve 1 ', In
Under the drive of the cylinder piston 2 ' of clutch booster, in clutch separation, by-passing valve 1 ' is opened, and compressed air flows into shift
In servo-cylinder；In clutch engagement, by-passing valve 1 ' is closed, and compressed air cannot flow into power assisted gearshift cylinder, avoids clutch
The damage of Synchromous device of gearbox caused by power assisted gearshift cylinder 9 ' works when engagement.
When the cylinder piston 2 ' of clutch booster drives by-passing valve 1 ' to open, as shown in Fig. 2, clutch booster
Cylinder piston 2 ' move forward, drive pull rod 3 ' when moving forward to preset position, pull rod 3 ' will be other by the transmission of gear 4 '
Port valve 1 ' is in an open state by closed state switching, and the compressed air from gas receiver is helped through bypass valve air gate 5 ' into shift
Power cylinder, power assisted gearshift cylinder are started to work.But due in clutch use process friction plate can gradually wear out, clutch cover and plate assembly
Separation finger can hind wing, cause that the push rod 6 ' of clutch booster and the initial position of cylinder piston 2 ' is driven to move back, lead to side
The opening travel of port valve 1 ' increases, and the unlatching of by-passing valve 1 ' generates lag, to lead to the problem of power assisted gearshift lag.
Utility model content
The purpose of this utility model is to provide a kind of air inlet control assembly, gearbox and automobiles, to solve the prior art
In power assisted gearshift lag the technical issues of.
Air inlet control assembly provided by the utility model, including detection unit and execution unit, the execution unit and institute
The clutch state information that detection unit connects and receives the clutch that the detection unit obtains is stated, the execution unit is according to institute
State the air-suction state of clutch state information control power assisted gearshift cylinder.
Further, the detection unit is obtained by detecting the displacement sensor of clutch master cylinder piston displacement information
The clutch state information, institute's displacement sensors are set to the master cylinder body outer surface of the clutch.
Further, institute's displacement sensors are Hall displacement transducer, and the detection unit further includes magnet, described
Magnet is fixed on the end face of the master cylinder piston of clutch.
Further, the execution unit includes solenoid valve, and the solenoid valve is set on admission line, the admission line
Both ends are respectively communicated with power assisted gearshift cylinder air inlet and gas receiver.
Further, the solenoid valve is 2/2-way solenoid valve.
The purpose of this utility model, which also resides in, provides a kind of gearbox, including power assisted gearshift cylinder and described in the utility model
Air inlet control assembly.
The purpose of this utility model, which also resides in, provides a kind of automobile, including air inlet control assembly described in the utility model or
The gearbox of the utility model.
Further, the automobile further includes clutch pedal；
The clutch pedal is connect with clutch master cylinder piston, for driving the clutch master cylinder piston along clutch
The axial movement of master cylinder body.
Air inlet control assembly provided by the utility model, including detection unit and execution unit, the execution unit and institute
The clutch state information that detection unit connects and receives the clutch that the detection unit obtains is stated, the execution unit is according to institute
State the air-suction state of clutch state information control power assisted gearshift cylinder.Detection unit can constantly detect the clutch state letter of clutch
Breath, and clutch state information is constantly sent to execution unit, execution unit can control power assisted gearshift when clutch engages
Cylinder stops air inlet, so that power assisted gearshift cylinder is stopped working, gearbox caused by power assisted gearshift cylinder working is same when preventing clutch from engaging
Device damage is walked, and in clutch separation, execution unit controls the air inlet of power assisted gearshift cylinder, and power assisted gearshift cylinder is made to start to work,
Power-assisted is provided for shift in time, detection unit and execution unit control power assisted gearshift cylinder working are not influenced by the abrasion of clutch,
Power assisted gearshift cylinder working can be more accurately controlled, prevents power assisted gearshift from lagging.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram one of clutch booster and by-passing valve in the prior art；
Fig. 2 is the structural schematic diagram two of clutch booster and by-passing valve in the prior art；
Fig. 3 is the structural schematic diagram one of air inlet control assembly provided by the embodiment of the utility model；
Fig. 4 is the structural schematic diagram two of air inlet control assembly provided by the embodiment of the utility model.
Icon: 1- clutch master cylinder；11- clutch master cylinder cylinder body；12- clutch master cylinder piston；2- solenoid valve；
3- displacement sensor；4- gas receiver；1 '-by-passing valve；The cylinder piston of 2 '-clutch boosters；3 '-pull rods；4 '-teeth
Wheel；5 '-bypass valve air gates；The push rod of 6 '-clutch boosters；7 '-gas receivers 4；8 '-clutch boosters；9 '-
Power assisted gearshift cylinder.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", " left side ",
" right side ", "vertical", "horizontal", "inner", "outside" etc., indicated by orientation or positional relationship be orientation based on the figure or
Positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, such as there is term " first ", " second ", being used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
Wherein, term " first position " and " second position " are two different positions.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
The utility model provides a kind of air inlet control assembly, gearbox and automobile, and multiple embodiments are given below to this
Air inlet control assembly, gearbox and the automobile that utility model provides are described in detail.
Embodiment 1
Air inlet control assembly provided in this embodiment, as shown in Figure 3 to Figure 4, including detection unit and execution unit, it executes
Unit connect with detection unit and receives the clutch state information of the clutch of detection unit acquisition, and execution unit is according to clutch shape
The air-suction state of state information control power assisted gearshift cylinder.
Detection unit can constantly detect the clutch state information of clutch, and be constantly sent to clutch state information and hold
Row unit, execution unit can be when clutch engage, and control power assisted gearshift cylinder stops air inlet, and power assisted gearshift cylinder is made to stop work
Make, Synchromous device of gearbox caused by power assisted gearshift cylinder working damages when preventing clutch from engaging, and in clutch separation, holds
Row unit controls the air inlet of power assisted gearshift cylinder, and power assisted gearshift cylinder is made to start to work, and provides power-assisted in time for shift, detection unit with hold
Row unit control power assisted gearshift cylinder working is not influenced by the abrasion of clutch, can more accurately control power assisted gearshift cylinder work
Make, prevents power assisted gearshift from lagging.
Wherein, detection unit may include position sensor, and position sensor can be set on the driven disc of clutch,
When driven disc is moved to the first predeterminated position, driven disc is engaged with the flywheel of engine, and clutch is in engagement state at this time
Position sensor can obtain the first location information of driven disc；When driven disc is moved to the second predeterminated position, driven disc with
The flywheel of engine separates, and clutch is in discrete state, and position sensor can obtain the second confidence of driven disc at this time
Breath, after the location information of detection unit is constantly transmitted to execution unit, when execution unit gets first location information, holds
Row unit controls power assisted gearshift cylinder and stops air inlet, when execution unit gets second location information, execution unit control shift
Servo-cylinder air inlet.
Position sensor also can be set on clutch pedal, when clutch pedal is moved to the first predeterminated position,
Clutch is in engagement state, and position sensor can obtain the first location information of clutch pedal at this time；When clutch is stepped on
When plate is moved to the second predeterminated position, clutch is in discrete state, and position sensor can obtain clutch pedal at this time
Second location information, after the location information of detection unit is constantly transmitted to execution unit, when execution unit gets first
When confidence ceases, execution unit control power assisted gearshift cylinder stops air inlet and executes list when execution unit gets second location information
Member control power assisted gearshift cylinder air inlet.
Preferably, detection unit obtains clutch by detecting the displacement sensor of 12 displacement information of clutch master cylinder piston
Status information, displacement sensor are set to the master cylinder body outer surface of the clutch.
Specifically, detection unit is detected by the displacement information of detection clutch master cylinder piston 12, in air inlet control assembly
Control unit, which can also be arranged, can obtain clutch after control unit receives the displacement information detection of clutch master cylinder piston 12
The travel information that device master cylinder piston 12 is moved along clutch master cylinder 1, to obtain the location information of clutch master cylinder piston 12.When
When clutch master cylinder piston 12 is moved to the first predeterminated position, clutch is in engagement state, and displacement can obtain clutch at this time
First displacement information of device master cylinder piston 12, controller can calculate first location information by the first displacement information；When from
When clutch master cylinder piston 12 is moved to the second predeterminated position, clutch is in discrete state, and displacement sensor 3 can obtain at this time
The second displacement information of clutch master cylinder piston 12, controller can calculate second location information by second displacement information,
After the location information of clutch master cylinder piston 12 is constantly transmitted to execution unit, when execution unit gets first position letter
When breath, execution unit controls power assisted gearshift cylinder and stops air inlet, when execution unit gets second location information, execution unit control
Power assisted gearshift cylinder air inlet processed.
More specifically, detection unit includes displacement sensor 3 and magnet；Magnet is fixed on the master cylinder piston 12 of clutch
On end face, displacement sensor 3 is fixed on the outer surface of master cylinder body 11 of clutch.Wherein, displacement sensor 3 is Hall-type
Displacement sensor 3.
Wherein, clutch master cylinder 1 includes clutch master cylinder cylinder body 11 and clutch master cylinder piston 12, clutch master cylinder cylinder body
11 have a first end and a second end, and have through-hole in second end, and the first end face of clutch master cylinder piston 12 protrudes into through-hole, and
It can be displaced in the first end face that the axial movement of clutch master cylinder cylinder body 11, magnet are fixed on clutch master cylinder piston 12
Sensor 3 is fixed on the outer surface of the cylinder side wall of the first end face near zone of clutch master cylinder cylinder body 11, with first end
The second end face for the clutch master cylinder piston 12 that face is oppositely arranged is connect by 1 push rod of clutch master cylinder with clutch pedal, when
When driver's let slip the clutch, clutch master cylinder piston 12 is able to drive along the axial movement of clutch master cylinder cylinder body 11.
When clutch master cylinder piston 12 is moved axially along clutch master cylinder cylinder body 11, between magnet and displacement sensor 3
Magnetic field change therewith, displacement sensor 3 can be detected by displacement information of the variation to clutch master cylinder piston 12,
Controller can correspond to the location information for calculating clutch master cylinder piston 12 when receiving displacement information.
After being gradually worn out due to clutch, the initial position of clutch master cylinder piston 12 will not change, and not will cause clutch
12 stroke of device master cylinder piston increases, and prevents execution unit from opening lag, prevents power-assisted from lagging.
In addition, displacement sensor 3 is arranged on clutch master cylinder cylinder body 11, the displacement information which obtains is also
Can be shared with the start stop system and electronic parking system of automobile, it can be improved utilization rate, save the cost.
Further, execution unit includes solenoid valve 2, and solenoid valve 2 is set on admission line, and admission line both ends connect respectively
Logical power assisted gearshift cylinder air inlet and gas receiver.
In non-let slip the clutch, when clutch is in discrete state, solenoid valve 2 is in an off state, compressed air
It will not enter in power assisted gearshift cylinder；In let slip the clutch, when clutch is in engagement state, solenoid valve 2 is in open shape
State, compressed air are able to enter in power assisted gearshift cylinder.
Further, the solenoid valve 2 is 2/2-way solenoid valve 2.
Air inlet control assembly provided in this embodiment, including detection unit and execution unit；Detection unit for obtain from
The clutch state information of clutch；Execution unit is used for the clutch state information according to clutch, controls the air inlet of power assisted gearshift cylinder
State, in clutch separation, the execution unit controls the power assisted gearshift cylinder air inlet；It is described to hold in clutch engagement
Row unit controls the power assisted gearshift cylinder and stops air inlet.Detection unit can constantly detect the clutch state information of clutch, and
Clutch state information is constantly sent to execution unit, execution unit can be when clutch engages, and control power assisted gearshift cylinder stops
Only air inlet makes power assisted gearshift cylinder stop working, Synchromous device of gearbox caused by power assisted gearshift cylinder working when preventing clutch from engaging
Damage, and in clutch separation, execution unit controls the air inlet of power assisted gearshift cylinder, so that power assisted gearshift cylinder is started to work, in time
Power-assisted is provided for shift, detection unit and execution unit control power assisted gearshift cylinder working are not influenced by the abrasion of clutch, can
Power assisted gearshift cylinder working is more accurately controlled, prevents power assisted gearshift from lagging.
Embodiment 2
Gearbox provided in this embodiment, including power assisted gearshift cylinder and air inlet control assembly described in embodiment 1.Detection
Unit can constantly detect the clutch state information of clutch, and clutch state information is constantly sent to execution unit, execute
Unit can be when clutch engages, and control power assisted gearshift cylinder stops air inlet, so that power assisted gearshift cylinder is stopped working, prevents clutch
Synchromous device of gearbox caused by power assisted gearshift cylinder working damages when engagement, and in clutch separation, and execution unit control is changed
Servo-cylinder air inlet is kept off, power assisted gearshift cylinder is made to start to work, provides power-assisted in time for shift, detection unit and execution unit control are changed
Gear power-assisted cylinder working is not influenced by the abrasion of clutch, can more accurately control power assisted gearshift cylinder working, prevents shift from helping
Power lag.
Specifically, gearbox further includes gas receiver 4, and gas receiver 4, execution unit and power assisted gearshift cylinder are sequentially communicated.It is holding
When row unit is opened, the compressed air in gas receiver 4 is able to enter in power assisted gearshift cylinder, when execution unit is closed, gas receiver 4
In compressed air not can enter in power assisted gearshift cylinder.
Embodiment 3
Automobile provided in this embodiment, including air inlet control assembly described in embodiment 1 or speed change as described in example 2
Case.Detection unit can constantly detect the clutch state information of clutch, and be constantly sent to clutch state information and execute list
Member, execution unit can be when clutch engage, and control power assisted gearshift cylinder stops air inlet, and power assisted gearshift cylinder is made to stop working, and prevents
Synchromous device of gearbox caused by power assisted gearshift cylinder working damages when only clutch engages, and in clutch separation, executes list
Member control power assisted gearshift cylinder air inlet, makes power assisted gearshift cylinder start to work, provides power-assisted in time for shift, detection unit with execute list
Member control power assisted gearshift cylinder working is not influenced by the abrasion of clutch, can more be accurately controlled power assisted gearshift cylinder working, be prevented
Only power assisted gearshift lags.
Further, the automobile further includes clutch pedal；The clutch pedal and clutch master cylinder piston 12 connect
It connects, for driving the clutch master cylinder piston 12 along the axial movement of clutch master cylinder cylinder body 11.In let slip the clutch
When, clutch is in discrete state, and when releasing the clutch pedal, clutch is in engagement state.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (8)
1. a kind of air inlet control assembly, which is characterized in that including detection unit and execution unit, the execution unit and the inspection
Survey the clutch state information that unit connect and receives the clutch that the detection unit obtains, the execution unit according to from
The air-suction state of conjunction state information control power assisted gearshift cylinder.
2. air inlet control assembly according to claim 1, which is characterized in that the detection unit passes through detection clutch master
The displacement sensor of the cylinder piston displacement information obtains the clutch state information, and institute's displacement sensors are set to the clutch
Master cylinder body outer surface.
3. air inlet control assembly according to claim 2, which is characterized in that institute's displacement sensors are Hall displacement biography
Sensor, the detection unit further include magnet, and the magnet is fixed on the end face of the master cylinder piston of clutch.
4. air inlet control assembly according to any one of claim 1-3, which is characterized in that the execution unit includes
Solenoid valve, the solenoid valve are set on admission line, and the admission line both ends are respectively communicated with power assisted gearshift cylinder air inlet and storage
Inflator.
5. air inlet control assembly according to claim 4, which is characterized in that the solenoid valve is 2/2-way solenoid valve.
6. a kind of gearbox, which is characterized in that including power assisted gearshift cylinder and air inlet of any of claims 1-5
Control assembly.
7. a kind of automobile, which is characterized in that wanted including air inlet control assembly of any of claims 1-5 or right
Gearbox described in asking 6.
8. automobile according to claim 7, which is characterized in that the automobile further includes clutch pedal；
The clutch pedal is connect with clutch master cylinder piston, for driving the clutch master cylinder piston along clutch master cylinder
The axial movement of cylinder body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822241737.9U CN209705259U (en) | 2018-12-28 | 2018-12-28 | Air inlet control assembly, gearbox and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822241737.9U CN209705259U (en) | 2018-12-28 | 2018-12-28 | Air inlet control assembly, gearbox and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209705259U true CN209705259U (en) | 2019-11-29 |
Family
ID=68637633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822241737.9U Active CN209705259U (en) | 2018-12-28 | 2018-12-28 | Air inlet control assembly, gearbox and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209705259U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114738396A (en) * | 2022-04-22 | 2022-07-12 | 中国重汽集团济南动力有限公司 | Clutch switching signal control method and device and storage medium |
-
2018
- 2018-12-28 CN CN201822241737.9U patent/CN209705259U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114738396A (en) * | 2022-04-22 | 2022-07-12 | 中国重汽集团济南动力有限公司 | Clutch switching signal control method and device and storage medium |
| CN114738396B (en) * | 2022-04-22 | 2023-11-03 | 中国重汽集团济南动力有限公司 | Clutch switch signal control method, device and storage medium |
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