CN208164761U - Power takeoff control system with clutch - Google Patents
Power takeoff control system with clutch Download PDFInfo
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- CN208164761U CN208164761U CN201820444615.7U CN201820444615U CN208164761U CN 208164761 U CN208164761 U CN 208164761U CN 201820444615 U CN201820444615 U CN 201820444615U CN 208164761 U CN208164761 U CN 208164761U
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- clutch
- power
- power takeoff
- power taking
- switch
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- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
- Arrangement And Driving Of Transmission Devices (AREA)
Abstract
A power takeoff control system with a clutch comprises a power takeoff, a clutch switch, a power takeoff electromagnetic valve and an air storage cylinder, wherein the air storage cylinder is communicated with a clutch cylinder through the power takeoff electromagnetic valve, a connecting shaft in the clutch cylinder is in driving connection with the power takeoff, the control end of the power takeoff electromagnetic valve is in circuit connection with a power connection wire after sequentially passing through the clutch switch and the power takeoff switch, a multifunctional buzzer and an instrument indicating lamp are connected in parallel between the joint of the clutch switch and the power takeoff electromagnetic valve and a ground connection wire, and when the power takeoff control system is used, the clutch switch is used for controlling the power takeoff electromagnetic valve to be electrified or not so as to control the clutch cylinder to be electrified or not and further control the power takeoff to be. This design not only can realize freely shifting under the driving power take-off operating mode, and the suggestion effect is better moreover, and the security is higher.
Description
Technical field
The utility model relates to a kind of control systems of power takeoff, more particularly to a kind of power takeoff with clutch to control system
System, it is particularly applicable to realize freely shifting gears under driving power taking operating condition.
Background technique
Existing transmission case of commercial vehicle main tank power takeoff from gearbox jackshaft power taking, power taking transfer route be engine,
One axis of clutch, transmission, transmission countershaft, power takeoff are exported by flange or spline.Driving power taking operating condition（Such as it sprinkles water
Vehicle, sweeper）Under, when power takeoff works, load is acted on always on one axis of speed changer, can not be shifted gears at this time, driver can only weigh
Power takeoff-starting process shift gears-is opened in multiple parking-pass power takeoff-, be can not achieve the shift under driving power taking work, is
Guarantee working efficiency, the frequent high gear starting of driver, causes clutch high temperature wear, frequently burns the failures such as piece.
Authorization Notice No. is CN201423925Y, and authorized announcement date is that the utility model patent on March 17th, 2010 discloses
A kind of power takeoff device control system for Medium Truck comprising power takeoff, solenoid valve and pressure reducing valve, the plucking of power takeoff keep off into
Port is connected to the outlet of pressure reducing valve, and air inlet of putting into gear is connected to the outlet of solenoid valve, the import of pressure reducing valve and solenoid valve
Automobile air cylinder is connected to after inlet parallel；Power takeoff is among the right side of automotive transmission, input gear and speed changer
The engagement of axis fourth gear.Although the utility model can by the on-off of solenoid valve control gas, thus control power takeoff open or
It closes, but it still can not achieve freely shifting gears under driving power taking operating condition, it is difficult to meet the need of existing commercial vehicle driving power taking
It asks.
The information for disclosing the background technology part is merely intended to increase the understanding to the general background of present patent application, without
It should be considered as recognizing or implying in any form that the information constitutes existing skill already known to those of ordinary skill in the art
Art.
Summary of the invention
It can not achieve freely changing under driving power taking operating condition the purpose of the utility model is to overcome existing in the prior art
The defect and problem of gear provide a kind of power takeoff control with clutch freely shifted gears that can be realized under driving power taking operating condition
System.
In order to achieve the above object, the technical solution of the utility model is：A kind of power takeoff control system with clutch
System, including power takeoff, power taking solenoid valve and air tank, the gas outlet of the air tank are communicated with the air inlet of power taking solenoid valve；
The power takeoff device control system further includes that clutch, Isolating Switch and power taking switch, the clutch in the clutch
Device cylinder includes exocoel, inner cavity chamber and positioned at clutch piston between the two, the side of the clutch piston through brake spring with
The right side wall of inner cavity chamber is connected, and the other side of clutch piston is connected with one end of connecting shaft, and the other end of connecting shaft extends
It is drivingly connected to except exocoel, and with the input terminal of power takeoff；
The exocoel carries out air circuit connection through power taking solenoid valve and air tank, the control terminal of power taking solenoid valve successively pass through from
Combination switch, power taking switch after with connect power supply line carry out circuit connection.
The clutch is multi-disc friction type clutch.
The Isolating Switch is arranged on clutch pedal, and let slip the clutch unclamps clutch to disconnect Isolating Switch
Device pedal is to be closed Isolating Switch.
The power taking switch carries out circuit connection with power supply line is connect through insurance.
Junction between the Isolating Switch and the control terminal of power taking solenoid valve, through multi-functional buzzer and ground line phase
Connection.
Junction between the Isolating Switch and the control terminal of power taking solenoid valve is connected with the anode of diode, and two
The cathode of pole pipe is connected through meter lamp with ground line, concatenated diode, meter lamp together with multi-functional buzzing
Device is in be connected in parallel.
Compared with prior art, the beneficial effects of the utility model are：
1, in a kind of power takeoff device control system with clutch of the utility model, clutch, Isolating Switch is had additional and is taken
Power switch, air tank acts through clutch control power takeoff, Isolating Switch, power taking switch with control power taking solenoid valve whether it is electric
Control that air tank, power taking solenoid valve, whether gas circuit is connected between clutch cylinder, so that only needing to control when driving a vehicle power taking
Isolating Switch can suspend or restore power taking of driving a vehicle, and to realize freely shifting gears under power taking operating condition of driving a vehicle, avoid in the prior art
Parking, shift switching or specially high gear start to walk.Therefore, the utility model can be realized freely changing under driving power taking operating condition
Gear.
2, in a kind of power takeoff device control system with clutch of the utility model, the control of Isolating Switch and power taking solenoid valve
Junction between end is connected, in use, ought normally take with ground line through multi-functional buzzer in parallel, meter lamp
When power, multi-functional buzzer is made a sound, and meter lamp is lighted；When stopping power taking, shift, multi-functional buzzer is not issued
Sound, meter lamp do not work, so that the prompt in terms of providing sound, light to operator, avoids operation error.Therefore,
The prompt effect of the utility model is preferable, and safety is higher.
3, in a kind of power takeoff device control system with clutch of the utility model, the control of Isolating Switch and power taking solenoid valve
Junction between end has additional one and the concatenated diode of meter lamp, only flows through unidirectional current, energy in the diode
It avoids causing power takeoff to delay work after closure power taking switch, Isolating Switch, causing it not by power taking switch control.Therefore,
The safety of the utility model is stronger.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
In figure：Air tank 1, power taking solenoid valve 2, clutch cylinder 3, exocoel 31, inner cavity chamber 32, clutch piston 33, from
Conjunction spring 34, connecting shaft 35, meter lamp 4, diode 41, multi-functional buzzer 5, power taking switch 6, insurance 61, clutch are opened
It closes 7, connect power supply line 8, ground line 9.
Specific embodiment
The utility model is described in further detail below in conjunction with Detailed description of the invention and specific embodiment.
Referring to Fig. 1, a kind of power takeoff device control system with clutch, including power takeoff, power taking solenoid valve 2 and air tank 1,
The gas outlet of the air tank 1 is communicated with the air inlet of power taking solenoid valve 2；
The power takeoff device control system further includes clutch, Isolating Switch 7 and power taking switch 6, in the clutch from
Including exocoel 31, inner cavity chamber 32 and positioned at clutch piston 33 between the two, the side of the clutch piston 33 passes through clutch cylinder 3
Brake spring 34 is connected with the right side wall of inner cavity chamber 32, and the other side of clutch piston 33 is connected with one end of connecting shaft 35,
The other end of connecting shaft 35 extends to except exocoel 31, and is drivingly connected with the input terminal of power takeoff；
The exocoel 31 carries out air circuit connection through power taking solenoid valve 2 and air tank 1, the control terminal of power taking solenoid valve 2 according to
It is secondary after Isolating Switch 7, power taking switch 6 with connect power supply line 8 carry out circuit connection.
The clutch is multi-disc friction type clutch.
The Isolating Switch 7 is arranged on clutch pedal, let slip the clutch to disconnect Isolating Switch 7, unclamp from
Clutch pedal is to be closed Isolating Switch 7.
The power taking switch 6 carries out circuit connection with power supply line 8 is connect through insurance 61.
Junction between the Isolating Switch 7 and the control terminal of power taking solenoid valve 2, through multi-functional buzzer 5 and ground connection
Line 9 is connected.
Junction between the Isolating Switch 7 and the control terminal of power taking solenoid valve 2, is connected with the anode of diode 41
It connects, the cathode of diode 41 is connected through meter lamp 4 with ground line 9, and concatenated diode 41, meter lamp 4 are together
It is in be connected in parallel with multi-functional buzzer 5.
A kind of application method of above-mentioned power takeoff device control system with clutch, the application method include the following steps：
When normal power taking, it is first closed power taking switch 6, Isolating Switch 7, to power to the control terminal of power taking solenoid valve 2, so that power taking be connected
The inner air path of solenoid valve 2, air tank 1 through exocoel 31 of the power taking solenoid valve 2 into clutch cylinder 3 input high pressure gas with
It is drivingly connected axis 35, then drives power takeoff to carry out power taking by connecting shaft 35 and operates；Then, when needing to shift gears, clutch is first disconnected
Switch 7, to close the inner air path of power taking solenoid valve 2, leads to no high pressure gas to power off to the control terminal of power taking solenoid valve 2
Body enters exocoel 31, and remaining high pressure gas is discharged to atmosphere by power taking solenoid valve 2 in exocoel 31, connecting shaft 35 from
Counter motion under the rebound effect of spring 34 is closed, so that connecting shaft 35 no longer drives power takeoff, power takeoff stops power taking, at this point,
It can shift gears, shift gears and then be closed Isolating Switch 7 to continue power taking.
It disconnects Isolating Switch 7 and realization is operated by let slip the clutch, closure Isolating Switch 7 is by the behaviour that releases the clutch pedal
It realizes.
Junction between the Isolating Switch 7 and the control terminal of power taking solenoid valve 2, through multi-functional buzzer 5 in parallel,
Meter lamp 4 is connected with ground line 9；When normal power taking, multi-functional buzzer 5, meter lamp 4 must be electric, multi-functional
Buzzer 5 makes a sound, and meter lamp 4 is lighted, to remind operator to be currently in power taking progress；When stop power taking,
In shift, multi-functional buzzer 5,4 power loss of meter lamp, multi-functional buzzer 5 are not made a sound, and meter lamp 4 is not
It is bright.
Junction between Isolating Switch 7 and the control terminal of power taking solenoid valve 2 is connected with the anode of diode 41, should
The cathode of diode 41 is connected through meter lamp 4 with ground line 9；When normal power taking, when closure power taking switch 6, clutch are opened
After closing 7, unidirectional current is only flowed through in diode 41, to prevent causing power takeoff to delay work, to not controlled by power taking switch 6.
The principles of the present invention are described as follows：
The utility model is externally connected with multi-disc friction type clutch to directly control instrument as power takeoff in power takeoff,
Herein basis on, then in multi-disc friction type clutch clutch cylinder ventilate whether control, thus to power takeoff
It is controlled, and then realizes freely shifting gears under driving power taking operating condition.
When operation, power takeoff device control system is connected Isolating Switch control, and power takeoff disengages automatically with clutch when shift, takes
Power device interrupts transmitting power, can engage and work on, it can be achieved that power taking operating condition of driving a vehicle freely is shifted gears automatically after the completion of shift,
Specifically：It is provided with Isolating Switch on vehicle clutch pedal, steps on pedal, switch disconnects, Circuit Interrupt, power takeoff
It stops working；Pedal is unclamped, Isolating Switch is closed, and power takeoff circuit is connected, i.e., automatic engagement works on.
Embodiment 1：
Referring to Fig. 1, a kind of power takeoff device control system with clutch, including power takeoff, power taking solenoid valve 2, clutch, from
Combination switch 7, power taking switch 6 and air tank 1, the gas outlet of the air tank 1 is communicated with the air inlet of power taking solenoid valve 2, described
For clutch cylinder 3 in clutch including exocoel 31, inner cavity chamber 32 and positioned at clutch piston 33 between the two, the clutch is living
The side of plug 33 is connected through brake spring 34 with the right side wall of inner cavity chamber 32, the other side and the connecting shaft 35 of clutch piston 33
One end is connected, and the other end of connecting shaft 35 extends to except exocoel 31, and is drivingly connected with the input terminal of power takeoff；
The exocoel 31 carries out air circuit connection through power taking solenoid valve 2 and air tank 1, and the control terminal of power taking solenoid valve 2 is successively through clutch
After switch 7, power taking switch 6 with connect power supply line 8 carry out circuit connection.It is preferred that clutch is multi-disc friction type clutch.It is preferred that right
Lower Isolating Switch 7 is arranged on clutch pedal, let slip the clutch to disconnect Isolating Switch 7, release the clutch pedal with
It is closed Isolating Switch 7.
Embodiment 2：
Basic content with embodiment 1, the difference is that：
Junction between the Isolating Switch 7 and the control terminal of power taking solenoid valve 2, through multi-functional buzzer 5 and ground connection
Line 9 is connected.Junction between the Isolating Switch 7 and the control terminal of power taking solenoid valve 2, is connected with the anode of diode 41
It connects, the cathode of diode 41 is connected through meter lamp 4 with ground line 9, and concatenated diode 41, meter lamp 4 are together
It is in be connected in parallel with multi-functional buzzer 5.
Claims (6)
1. a kind of power takeoff device control system with clutch, including power takeoff, power taking solenoid valve（2）With air tank（1）, the storage
Inflator（1）Gas outlet and power taking solenoid valve（2）Air inlet communicate, it is characterised in that：
The power takeoff device control system further includes clutch, Isolating Switch（7）It is switched with power taking（6）, in the clutch from
Clutch cylinder（3）Including exocoel（31）, inner cavity chamber（32）And positioned at clutch piston between the two（33）, the clutch piston
（33）Side through brake spring（34）With inner cavity chamber（32）Right side wall be connected, clutch piston（33）The other side and connection
Axis（35）One end be connected, connecting shaft（35）The other end extend to exocoel（31）Except, and the input terminal with power takeoff
It is drivingly connected；
The exocoel（31）Through power taking solenoid valve（2）With air tank（1）Carry out air circuit connection, power taking solenoid valve（2）Control
End is successively through Isolating Switch（7）, power taking switch（6）Afterwards with connect power supply line（8）Carry out circuit connection.
2. one kind according to claim 1 power takeoff device control system with clutch, it is characterised in that：The clutch is
Multi-disc friction type clutch.
3. one kind according to claim 1 or 2 power takeoff device control system with clutch, it is characterised in that：The clutch
Switch（7）It is arranged on clutch pedal, let slip the clutch is to disconnect Isolating Switch（7）, release the clutch pedal to close
Close Isolating Switch（7）.
4. one kind according to claim 1 or 2 power takeoff device control system with clutch, it is characterised in that：The power taking
Switch（6）Through insuring（61）With connect power supply line（8）Carry out circuit connection.
5. one kind according to claim 1 or 2 power takeoff device control system with clutch, it is characterised in that：The clutch
Switch（7）With power taking solenoid valve（2）Control terminal between junction, through multi-functional buzzer（5）With ground line（9）It is connected
It connects.
6. one kind according to claim 5 power takeoff device control system with clutch, it is characterised in that：The Isolating Switch
（7）With power taking solenoid valve（2）Control terminal between junction, with diode（41）Anode be connected, diode（41）'s
Cathode is through meter lamp（4）With ground line（9）It is connected, concatenated diode（41）, meter lamp（4）Together with more function
It can buzzer（5）In being connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820444615.7U CN208164761U (en) | 2018-03-30 | 2018-03-30 | Power takeoff control system with clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820444615.7U CN208164761U (en) | 2018-03-30 | 2018-03-30 | Power takeoff control system with clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208164761U true CN208164761U (en) | 2018-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820444615.7U Active CN208164761U (en) | 2018-03-30 | 2018-03-30 | Power takeoff control system with clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208164761U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111692231A (en) * | 2020-06-30 | 2020-09-22 | 中国重汽集团大同齿轮有限公司 | Direct output type friction plate power takeoff |
-
2018
- 2018-03-30 CN CN201820444615.7U patent/CN208164761U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111692231A (en) * | 2020-06-30 | 2020-09-22 | 中国重汽集团大同齿轮有限公司 | Direct output type friction plate power takeoff |
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