CN208290978U - Power takeoff relay control system with clutch - Google Patents
Power takeoff relay control system with clutch Download PDFInfo
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- CN208290978U CN208290978U CN201820444240.4U CN201820444240U CN208290978U CN 208290978 U CN208290978 U CN 208290978U CN 201820444240 U CN201820444240 U CN 201820444240U CN 208290978 U CN208290978 U CN 208290978U
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- clutch
- power
- relay
- power takeoff
- interior
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- 238000000034 method Methods 0.000 description 4
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- 241001417527 Pempheridae Species 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
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Abstract
A power takeoff relay control system with a clutch comprises an internal relay, 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 an internal contact and the power takeoff switch, an internal coil and the clutch switch which are connected in series are located between a grounding wire and the power connection wire, and a multifunctional buzzer and an instrument indicator lamp are connected between the connection position of the internal contact and the power takeoff electromagnetic valve and the grounding wire in parallel. The design not only can realize free gear shifting under the driving power take-off working condition, and has stronger prompting property, higher safety, higher sensitivity and better control effect.
Description
Technical field
The utility model relates to a kind of control systems of power takeoff, more particularly to a kind of power takeoff relay with clutch
Control 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 sprinkle 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
Axis four keeps off gear engagement.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 relay with clutch freely shifted gears that can be realized under driving power taking operating condition
Device control system.
In order to achieve the above object, the technical solution of the utility model is: a kind of power takeoff relay with clutch
Control system, including power takeoff, power taking solenoid valve and air tank, the gas outlet of the air tank and the air inlet of power taking solenoid valve
It communicates；The power takeoff relay control system further include clutch, Isolating Switch, power taking switch with interior relay, it is described from
Clutch cylinder in clutch includes exocoel, inner cavity chamber and positioned at clutch piston between the two, the side of the clutch piston
It is connected through brake spring with the right side wall of inner cavity chamber, the other side of clutch piston is connected with one end of connecting shaft, connecting shaft
The other end extend to except exocoel, and be drivingly connected with the input terminal of power takeoff；The exocoel is through power taking electromagnetism
Valve and air tank carry out air circuit connection, and the control terminal of the power taking solenoid valve and the interior contact of interior relay carry out circuit connection,
The power taking switch being arranged below interior contact carries out circuit connection with power supply line is connect, and connects interior lines of the power supply line successively through interior relay
Circuit connection is carried out with ground line after circle, Isolating Switch.
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, and the power supply line that connects is through overload resistance and interior lines
Circle is connected.
The power takeoff relay control system further includes outer relay and ECM, the both ends of the ECM and outer relay
The both ends of outer contact are correspondingly connected with, and one end of the exterior loop of outer relay is connected with the junction of Isolating Switch, interior loop, outside
The other end of coil and interior loop, the junction for connecing power supply line are connected, and outer relay, interior relay are relay open in usual
Device.
The interior contact, power taking solenoid valve control end junction and ground line between be connected with multi-functional buzzer, instrument
Table indicator light, and multi-functional buzzer, meter lamp are connected in parallel with each other.
The interior contact, power taking solenoid valve control end junction be connected with the anode of diode, the cathode of diode
It is connected through meter lamp with ground line, concatenated diode, meter lamp are in parallel with the progress of multi-functional buzzer together
Connection.
Compared with prior art, the utility model has the following beneficial effects:
1, in a kind of power takeoff relay control system with clutch of the utility model, clutch is had additional, clutch is opened
Pass, power taking switch and interior relay, air tank are acted through clutch control power takeoff, and power taking switch is to control power taking solenoid valve
It is not no it is electric control that air tank, power taking solenoid valve, whether gas circuit is connected between clutch cylinder, Isolating Switch, interior relay control
It produces whether power switch is closed, so that when drive a vehicle power taking, need to only control Isolating Switch and can suspend or restore to drive a vehicle and take
Power avoids must stopping in the prior art, shifting gears switches or specially high block up to realize freely shifting gears under power taking operating condition of driving a vehicle
The defect of step.Therefore, the utility model can be realized freely shifting gears under driving power taking operating condition.
2, in a kind of power takeoff relay control system with clutch of the utility model, interior contact, power taking solenoid valve control
Junction between end processed is connected, in use, when normal with ground line through multi-functional buzzer in parallel, meter lamp
When power taking, multi-functional buzzer is made a sound, and meter lamp is lighted；When stopping power taking, shift, multi-functional buzzer is not sent out
Sound out, meter lamp do not work, so that the prompt in terms of providing sound, light to operator, avoids operation error.Cause
This, the prompt effect of the utility model is preferable, and safety is higher.
3, in a kind of power takeoff relay control system with clutch of the utility model, interior contact, power taking solenoid valve control
Junction between end processed has additional one and the concatenated diode of meter lamp, only flows through unidirectional current in the diode,
It is avoided that delaying work for power takeoff, causes it not by power taking switch control.Therefore, the safety of the utility model is stronger.
4, in a kind of power takeoff relay control system with clutch of the utility model, also have additional outer relay with
ECM, wherein the both ends of ECM and the both ends of the outer contact of outer relay are correspondingly connected with, one end of the exterior loop in outer relay with
Isolating Switch, interior loop junction be connected, the other end of exterior loop and interior loop, the junction for connecing power supply line are connected,
In use, by the opening and closing of Isolating Switch to control the opening and closing of outer relay, to control whether that signal is sent to ECM, in turn
Entire car controller is sent to control other systems.Therefore, the utility model can monitor the opening and closing signal of Isolating Switch in time, sensitive
Property is stronger, and control effect is preferable.
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, interior relay 8, interior loop 81, interior contact 82, outer relay 9, exterior loop 91, outer contact 92, connect power supply line 10, ground line
11, ECM13, overload resistance 14.
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 relay control system with clutch, including power takeoff, power taking solenoid valve 2 and storage
The gas outlet of inflator 1, the air tank 1 is communicated with the air inlet of power taking solenoid valve 2；The power takeoff relay control system is also
Including clutch, Isolating Switch 7, power taking switch 6 and interior relay 8, the clutch cylinder 3 in the clutch includes exocoel
31, inner cavity chamber 32 and positioned at clutch piston 33 between the two, the side of the clutch piston 33 is through brake spring 34 and inner cavity chamber
32 right side wall is connected, and the other side of clutch piston 33 is connected with one end of connecting shaft 35, and the other end of connecting shaft 35 prolongs
It extends to except exocoel 31, and is drivingly connected with the input terminal of power takeoff；The exocoel 31 is through power taking solenoid valve 2 and storage
Inflator 1 carries out air circuit connection, and the progress circuit connection of interior contact 82 of the control terminal of the power taking solenoid valve 2 and interior relay 8 is interior
The power taking switch 6 being arranged below contact 82 carries out circuit connection with power supply line 10 is connect, and connects power supply line 10 successively through interior relay 8
Circuit connection is carried out with ground line 11 after interior loop 81, Isolating Switch 7.
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 10 is connect through insurance 61, and the power supply line 10 that connects is through overload electricity
Resistance 14 is connected with interior loop 81.
The power takeoff relay control system further includes outer relay 9 and ECM13, the both ends of the ECM13 with outside after
The both ends of the outer contact 92 of electric appliance 9 are correspondingly connected with, one end of the exterior loop 91 of outer relay 9 and Isolating Switch 7, interior loop 81
Junction is connected, and the other end of exterior loop 91 and interior loop 81, the junction for connecing power supply line 10 are connected, and outer relay 9,
Interior relay 8 is relay open in usual.
The interior contact 82,2 control terminal of power taking solenoid valve junction and ground line 11 between be connected with multi-functional buzzing
Device 5, meter lamp 4, and multi-functional buzzer 5, meter lamp 4 are connected in parallel with each other.
The interior contact 82,2 control terminal of power taking solenoid valve junction be connected with the anode of diode 41, diode 41
Cathode 11 be connected through meter lamp 4 with ground line, concatenated diode 41, meter lamp 4 together with multi-functional bee
Ring device 5 is connected in parallel.
A kind of application method of above-mentioned power takeoff relay control system with clutch, the application method includes following
Step:
First Isolating Switch 7 is closed so that interior relay 8 is powered, and the interior loop 81 obtained in electric interior relay 8 attracts interior touching
First 82 movement, until interior contact 82, interior loop 81 are in contact, meanwhile, the interior contact 82 in movement can be closed power taking switch 6, make
The control terminal for obtaining power taking solenoid valve 2 is powered, and obtains electric power taking solenoid valve 2 and its inner air path is connected, air tank 1 is through power taking solenoid valve
2 exocoels 31 into clutch cylinder 3 input high pressure gas to be drivingly connected axis 35, then by connecting shaft 35 drive power takeoff into
Row power taking operation；Then, when needing to shift gears, Isolating Switch 7 is first disconnected, to power off to interior relay 8, in interior relay 8
Interior loop 81, interior contact 82 are separated from each other, and the interior contact 82 after separation disconnects power taking switch 6, so that taking during return
The control terminal of power solenoid valve 2 powers off, to close the inner air path of power taking solenoid valve 2, no high pressure gas is caused to enter exocoel
31, remaining high pressure gas is discharged to atmosphere by power taking solenoid valve 2 in exocoel 31, and connecting shaft 35 is anti-brake spring 34
Bullet acts on lower counter motion, so that connecting shaft 35 no longer drives power takeoff, power takeoff stops power taking, at this point, can shift gears,
Shift and then closure Isolating Switch 7 are to continue power taking.
The power takeoff relay control system further includes outer relay 9 and ECM13, the both ends of the ECM13 with outside after
The both ends of the outer contact 92 of electric appliance 9 are correspondingly connected with, one end of the exterior loop 91 in outer relay 9 and Isolating Switch 7, interior loop 81
Junction be connected, the other end of exterior loop 91 and interior loop 81, the junction for connecing power supply line 10 are connected；When closure clutch
When switch 7, outer relay 9 must be electric, and exterior loop 91, outer contact 92 are in contact, and the signal that Isolating Switch 7 is closed is issued
ECM13；When disconnecting Isolating Switch 7, outer 9 power loss of relay, exterior loop 91, the separation of 92 phase of outer contact, ECM13 does not receive outer
The signal that relay 9 is sent, to judge that Isolating Switch 7 disconnects.
The interior contact 82,2 control terminal of power taking solenoid valve junction and ground line 11 between be connected with multi-functional buzzing
Device 5, meter lamp 4, and multi-functional buzzer 5, meter lamp 4 are connected in parallel with each other；It is more when being closed Isolating Switch 7
Function buzzer 5, meter lamp 4 must be electric, and multi-functional buzzer 5 makes a sound, and meter lamp 4 is lighted, to remind operation
Personnel are currently in power taking progress；When disconnecting Isolating Switch 7, multi-functional buzzer 5,4 power loss of meter lamp are multi-functional
Buzzer 5 does not make a sound, and meter lamp 4 does not work.
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.
In operation, power takeoff disengages automatically with clutch when shift, and power takeoff interrupts transmitting power, can after the completion of shift from
It is dynamic to engage and work on, it can be achieved that power taking operating condition of driving a vehicle freely is shifted gears, specifically are as follows: to be arranged on vehicle clutch pedal
There is Isolating Switch, step on pedal, switch disconnects, and Circuit Interrupt, power takeoff stops working；Pedal is unclamped, Isolating Switch closes
It closes, power takeoff circuit is connected, i.e., automatic engagement works on.Because vehicle needs the signal of Isolating Switch to control other systems,
Such as exhaust and brake system, so needing for the switching signal of clutch to be transmitted to ECU identification, therefore, the utility model is also had additional
ECM(engine control module) with outer relay, when Isolating Switch closure, outer relay obtains electric, and exterior loop, outer contact connect
Touching, the signal that Isolating Switch is closed issues ECM, then issues entire car controller by ECM；Again when Isolating Switch disconnects, outside
Relay electric-loss, exterior loop, outer contact mutually separate, and ECM does not receive the signal that outer relay is sent, to judge Isolating Switch
It disconnects.
Embodiment 1:
A kind of power takeoff relay control system with clutch, including clutch, power takeoff, power taking solenoid valve 2, air storage
Cylinder 1, Isolating Switch 7, power taking switch 6 and interior relay 8, the gas outlet of the air tank 1 and the air inlet phase of power taking solenoid valve 2
Logical, the clutch cylinder 3 in the clutch includes exocoel 31, inner cavity chamber 32 and positioned at clutch piston 33 between the two,
The side of the clutch piston 33 is connected through brake spring 34 with the right side wall of inner cavity chamber 32, the other side of clutch piston 33 and company
One end of spindle 35 is connected, and the other end of connecting shaft 35 extends to except exocoel 31, and carries out with the input terminal of power takeoff
It is drivingly connected；The exocoel 31 carries out air circuit connection, the control of the power taking solenoid valve 2 through power taking solenoid valve 2 and air tank 1
End and the interior contact 82 of interior relay 8 carry out circuit connection, the power taking switch 6 being arranged below interior contact 82 with connect power supply line 10 into
Row circuit connection connects power supply line 10 and successively carries out circuit with ground line 11 after the interior loop 81 of interior relay 8, Isolating Switch 7
Connection.It is preferred that clutch is multi-disc friction type clutch.It is preferred that Isolating Switch 7 is arranged on clutch pedal, clutch is stepped on
Pedal is released the clutch pedal with disconnecting Isolating Switch 7 to be closed Isolating Switch 7.
Embodiment 2:
Basic content with embodiment 1, the difference is that:
Power taking switch 6 through insurance 61 with connect power supply line 10 carry out circuit connection, connect power supply line 10 through overload resistance 14 with it is interior
Coil 81 is connected.
Embodiment 3:
Basic content with embodiment 1, the difference is that:
Power takeoff relay control system further includes outer relay 9 and ECM13, the both ends of the ECM13 and outer relay 9
The both ends of outer contact 92 be correspondingly connected with, one end of the exterior loop 91 in outer relay 9 and the friendship of Isolating Switch 7, interior loop 81
The place of connecing is connected, and the other end of exterior loop 91 and interior loop 81, the junction for connecing power supply line 10 are connected.
Embodiment 4:
Basic content with embodiment 1, the difference is that:
Interior contact 82,2 control terminal of power taking solenoid valve junction and ground line 11 between be connected with multi-functional buzzer 5,
Meter lamp 4, and multi-functional buzzer 5, meter lamp 4 are connected in parallel with each other.
Embodiment 5:
Basic content with embodiment 4, the difference is that:
Interior contact 82,2 control terminal of power taking solenoid valve junction be connected with the anode of diode 41, diode 41 it is negative
Pole 11 is connected through meter lamp 4 with ground line, concatenated diode 41, meter lamp 4 together with multi-functional buzzer 5
It is connected in parallel.
Claims (7)
1. a kind of power takeoff relay 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), it is characterised in that:
The power takeoff relay control system further includes clutch, Isolating Switch (7), power taking switch (6) and interior relay
(8), the clutch cylinder (3) in the clutch includes exocoel (31), inner cavity chamber (32) and positioned at clutch between the two
The side of piston (33), the clutch piston (33) is connected through brake spring (34) with the right side wall of inner cavity chamber (32), and clutch is living
Plug (33) the other side be connected with one end of connecting shaft (35), the other end of connecting shaft (35) extend to exocoel (31) it
Outside, and with the input terminal of power takeoff it is drivingly connected；
The exocoel (31) carries out air circuit connection through power taking solenoid valve (2) and air tank (1), the power taking solenoid valve (2)
The interior contact (82) of control terminal and interior relay (8) carries out circuit connection, the power taking switch (6) being arranged below interior contact (82) with
It connects power supply line (10) and carries out circuit connection, connect interior loop (81) of the power supply line (10) successively through interior relay (8), Isolating Switch
(7) circuit connection is carried out with ground line (11) afterwards.
2. one kind according to claim 1 power takeoff relay control system with clutch, it is characterised in that: it is described from
Clutch is multi-disc friction type clutch.
3. one kind according to claim 1 or 2 power takeoff relay control system with clutch, it is characterised in that: institute
It states Isolating Switch (7) to be arranged on clutch pedal, let slip the clutch loosens the clutch and steps on to disconnect Isolating Switch (7)
Plate is to be closed Isolating Switch (7).
4. one kind according to claim 1 or 2 power takeoff relay control system with clutch, it is characterised in that: institute
It states power taking switch (6) to be insured (61) and connect power supply line (10) progress circuit connection, the power supply line (10) that connects is through overloading resistance
(14) it is connected with interior loop (81).
5. one kind according to claim 1 or 2 power takeoff relay control system with clutch, it is characterised in that: institute
Stating power takeoff relay control system further includes outer relay (9) and ECM(13), the ECM(13) both ends and outer relay
(9) both ends of outer contact (92) are correspondingly connected with, one end and Isolating Switch (7), interior lines of the exterior loop (91) of outer relay (9)
The junction of circle (81) is connected, and the other end of exterior loop (91) and interior loop (81), the junction for connecing power supply line (10) are connected
It connects, and outer relay (9), interior relay (8) are relay open in usual.
6. one kind according to claim 1 or 2 power takeoff relay control system with clutch, it is characterised in that: institute
State interior contact (82), power taking solenoid valve (2) control terminal junction and ground line (11) between be connected with multi-functional buzzer
(5), meter lamp (4), and multi-functional buzzer (5), meter lamp (4) are connected in parallel with each other.
7. one kind according to claim 6 power takeoff relay control system with clutch, it is characterised in that: in described
Contact (82), power taking solenoid valve (2) control terminal junction be connected with the anode of diode (41), the cathode of diode (41)
Through meter lamp (4) with ground line (11) be connected, concatenated diode (41), meter lamp (4) together with it is multi-functional
Buzzer (5) is connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820444240.4U CN208290978U (en) | 2018-03-30 | 2018-03-30 | Power takeoff relay control system with clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820444240.4U CN208290978U (en) | 2018-03-30 | 2018-03-30 | Power takeoff relay control system with clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208290978U true CN208290978U (en) | 2018-12-28 |
Family
ID=64695873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820444240.4U Active CN208290978U (en) | 2018-03-30 | 2018-03-30 | Power takeoff relay control system with clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208290978U (en) |
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2018
- 2018-03-30 CN CN201820444240.4U patent/CN208290978U/en active Active
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